阅读说明：本技术 一种桥梁护栏用应急照明设备 (Emergency lighting equipment for bridge guardrail ) 是由 栾浩 高志龙 周金玲 于 2021-05-20 设计创作，主要内容包括：本发明公开了一种桥梁护栏用应急照明设备,包括固定杆、上栏杆和下栏杆,所述固定杆设置有两个,所述固定杆固定安装在桥梁两端,所述上栏杆固定安装在两个固定杆顶部,所述下栏杆安装在两个固定杆之间并与上栏杆平行,所述上栏杆和下栏杆之间滑动设置有移动块,本发明通过驱动机构可以方便地调节升降机构,升降机构推动顶紧块将移动块卡紧在上栏杆和下栏杆之间,通过两个卷绳机配合收卷钢绳来拉动照明装置移动到指定位置进行照明,有效减少桥梁上事故的发生；通过顶紧机构的滚珠以及多组轴承与上下栏杆的外表面紧密贴合,并且有效减小移动块在上下栏杆之间滑动时的摩擦力,有效减小上栏杆和下栏杆以及移动块的磨损,延长使用寿命。(The invention discloses emergency lighting equipment for a bridge guardrail, which comprises two fixed rods, an upper guardrail and a lower guardrail, wherein the two fixed rods are fixedly arranged at two ends of a bridge, the upper guardrail is fixedly arranged at the tops of the two fixed rods, the lower guardrail is arranged between the two fixed rods and is parallel to the upper guardrail, and a moving block is arranged between the upper guardrail and the lower guardrail in a sliding manner; through the tight mechanism in top ball and multiunit bearing and the surface of upper and lower railing closely laminate to effectively reduce the frictional force of movable block when sliding between the railing from top to bottom, effectively reduce the wearing and tearing of going up railing and movable block down, increase of service life.)

1. The utility model provides a bridge is emergency lighting equipment for guardrail, includes dead lever (1), goes up railing (2) and railing (3) down, its characterized in that: the device is characterized in that the number of the fixing rods (1) is two, the fixing rods (1) are fixedly arranged at two ends of a bridge, the upper railing (2) is fixedly arranged at the tops of the two fixing rods (1), the lower railing (3) is arranged between the two fixing rods (1) and is parallel to the upper railing (2), a moving block (4) is arranged between the upper railing (2) and the lower railing (3) in a sliding manner, the side walls, right opposite to the two fixing rods (1), are respectively provided with a rope winder (5) and a pulley (6), the pulley (6) is positioned right above the rope winder (5), a steel rope (7) is arranged between the two rope winders (5), the steel rope (7) penetrates through the moving block (4) and is fixedly connected with the moving block (4), a connecting block (12) is fixedly arranged on the side wall of the moving block (4), and a vertical rod (14) is rotatably arranged in the connecting block (12), a lamp holder (15) is arranged at the top of the upright rod (14), and a plurality of groups of LED bulbs (17) and a controller (23) are arranged in the lamp holder (15).

2. The emergency lighting device for the bridge guardrail of claim 1, wherein: the cross sections of the upper railing (2) and the lower railing (3) are circular, the upper surface of the moving block (4) is provided with a sliding groove (41), a jacking block (10) is arranged in the sliding groove (41) in a sliding manner, a first arc-shaped groove (101) is formed in the upper surface of the jacking block (10), the first arc-shaped groove (101) is matched with the outer circumferential surface of the upper railing (2), a lifting mechanism (9) for driving the jacking block (10) to slide up and down is arranged in the sliding groove (41), the lifting mechanism (9) is positioned below the jacking block (10), the side wall of the moving block (4) is provided with a mounting hole (42), a driving mechanism (8) for driving the lifting mechanism (9) to act is arranged in the mounting hole (42), the lower end of the moving block (4) is inwards sunken to form a second arc-shaped groove (43), and the second arc-shaped groove (43) is matched with the outer circumferential surface of the lower railing (3).

3. The emergency lighting device for the bridge guardrail of claim 2, wherein: the lifting mechanism (9) comprises a screw rod (91), a first bevel gear (92), a sliding plate (93) and a supporting tube (94), the screw rod (91) is rotatably arranged at the bottom of the sliding groove (41), the first bevel gear (92) is fixedly arranged on the screw rod (91), the sliding plate (93) is slidably arranged on the inner wall of the sliding groove (41), a threaded hole used for being matched with the screw rod (91) for transmission is formed in the middle of the sliding plate (93), the supporting tube (94) is fixedly arranged on the sliding plate (93), and limiting blocks are arranged at the top and the middle of the screw rod (91).

4. An emergency lighting device for a bridge railing as claimed in claim 2 or 3, wherein: actuating mechanism (8) are including axis of rotation (81), second bevel gear (82) and commentaries on classics piece (83), axis of rotation (81) are rotated and are set up in mounting hole (42), axis of rotation (81) one end is run through mounting hole (42) and is extended to in spout (41), second bevel gear (82) fixed mounting is in the one end of axis of rotation (81), second bevel gear (82) are located spout (41), second bevel gear (82) and first bevel gear (92) meshing transmission, piece (83) fixed mounting is in the one end that second bevel gear (82) were kept away from in axis of rotation (81), commentaries on classics piece (83) lateral wall is provided with handle (84).

5. The emergency lighting device for the bridge guardrail of claim 2, wherein: first mounting groove (102) have been seted up to first arc wall (101) bottom, second mounting groove (44) have been seted up to second arc wall (43) bottom, first mounting groove (102) bottom and second mounting groove (44) bottom all are provided with tight mechanism in top (11).

6. The emergency lighting device for the bridge guardrail of claim 5, wherein: tight mechanism (11) in top is including installation piece (111), slider (112) and ball (113), two installation piece (111) fixed mounting respectively is in first mounting groove (102) bottom and second mounting groove (44) bottom, sliding tray (1111) have been seted up in installation piece (111), slider (112) slide and set up in sliding tray (1111), be provided with spring (114) between slider (112) and sliding tray (1111) bottom, the one end that spring (114) were kept away from in slider (112) is provided with guide arm (115), guide arm (115) tip movable mounting has ball (113), sliding tray (1111) opening is the toper, ball (113) are located sliding tray (1111) and can roll in it.

7. The emergency lighting device for the bridge guardrail of claim 1, wherein: the utility model discloses a pole setting, including connecting block (12), standing groove (121) have been seted up to connecting block upper surface, fourth mounting groove (122) and third mounting groove (123) have been seted up to standing groove (121) bottom, pole setting (14) rotate to set up in third mounting groove (123), be provided with in fourth mounting groove (122) and be used for driving pole setting (14) pivoted power unit (13).

8. The emergency lighting device for the bridge guardrail of claim 1, wherein: the LED lamp is characterized in that a connecting plate (16) is arranged in the lamp holder (15), one side of the connecting plate (16) is fixedly connected with a rotating shaft (21), the connecting plate (16) is rotatably arranged on the inner wall of the lamp holder (15) through the rotating shaft (21), a plurality of groups of LED bulbs (17) are arranged on the side wall of the connecting plate (16), internal teeth (161) are arranged on the side wall of the connecting plate (16) far away from the LED bulbs (17), a fixed block (19) is fixedly arranged on the inner side wall of the lamp holder (15), a third gear (20) is fixedly arranged on the side wall of the fixed block (19), the third gear (20) is in meshing transmission with the internal teeth (161), a transparent light plate (18) used for protecting the LED bulbs (17) is arranged on the connecting plate (16), an electric telescopic rod (22) is hinged on the inner, the output end of the electric telescopic rod (22) is hinged to the side wall of the connecting plate (16), and the electric telescopic rod (22) is electrically connected with the controller (23).

9. The emergency lighting device for the bridge guardrail of claim 8, wherein: the transparent light plate (18) is provided with a light sensor (25), the top of the lamp holder (15) is obliquely provided with a rain shielding plate (24), and the light sensor (25) is in signal connection with the controller (23).

Technical Field

The invention relates to the technical field of lighting lamps, in particular to emergency lighting equipment for a bridge guardrail.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an accessory structure, wherein the upper structure is also called a bridge span structure and is a main structure for crossing obstacles, the lower structure comprises a bridge abutment, a pier and a foundation, the support is a force transmission device arranged at the bridge span structure and the pier or the support of the bridge abutment, the accessory structure refers to a bridge head butt plate, a conical protection slope, a protection bank, a diversion project and the like, and a lighting lamp can be installed on the side edge of the bridge or the bridge to ensure the driving safety in special weather such as night, foggy days and the like.

Through patent search, there are the following known prior art solutions:

application No.: 202010509646.8 application date: 2020.06.08, the invention discloses a bridge emergency lighting device, which comprises a box body, wherein a sliding groove is arranged in the center of the top of the box body, a sliding block is arranged in the sliding groove, a moving device is arranged at the bottom of the sliding block, a rotating groove is arranged above the sliding block, a rotating frame is arranged above the rotating groove, a lamp shell is arranged above the rotating frame, a lamp body is arranged in the lamp shell, a fixer is arranged on the right side of the lamp body, a plurality of LED bulbs are arranged on the right side of the fixer, a signal inductor is arranged on the left side of the LED bulbs, a photo inductor is arranged on the right side of the LED bulbs, a transparent light plate is arranged on the outer side of the LED bulbs, a motor box is arranged on the right side of the moving device, and a controller is arranged in the motor box.

This prior art passes through light sensor response ambient light intensity, when certain light is relatively poor, the light sensor sends information to the controller, the controller gives an instruction, start mobile device, mobile device drives the sliding block and removes in the sliding tray, it provides the illumination to move to the weak place of light, through the runner frame at the rotation inslot rotation, can be more accurate provide the illumination, prevent to take place dangerous accident, but need install whole device on the bridge during this prior art installation, the volume is great, can not combine with the bridge well, can not guarantee steady movement well when the device removes, the part wearing and tearing are great, and can not carry out inclination to the LED bulb and adjust, the demand to the illumination when can not adapt to the different situation on the bridge well.

Therefore, there is a need to provide an emergency lighting device for a bridge guardrail, which solves the above technical problems.

Disclosure of Invention

Technical Field

The invention aims to provide emergency lighting equipment for a bridge guardrail, which is used for solving the technical problems that the corresponding position of a bridge floor cannot be timely lighted when the bridge is at night or in rainy and snowy weather conditions, and the lamp bulb cannot be well adjusted in vertical and horizontal angles to adapt to various conditions of the bridge.

Technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a bridge guardrail is with emergency lighting equipment, includes the dead lever, goes up railing and railing down, the dead lever is provided with two, dead lever fixed mounting is at the bridge both ends, it installs at two dead lever tops to go up railing fixed mounting, the railing is installed between two dead levers and is parallel with last railing down, it is provided with the movable block to slide between railing and the lower railing, two the dead lever just right lateral wall all is provided with ropewinder and pulley, the pulley is located directly over the ropewinder, two be equipped with the steel cable between the ropewinder, the steel cable runs through the movable block and with movable block fixed connection, movable block lateral wall fixed mounting has the connecting block, the connecting block internal rotation is provided with the pole setting, the pole setting top is provided with the lighting fixture, be provided with multiunit LED bulb and controller in the lighting fixture.

When the rope winding machine works, the controller controls the two rope winding machines to wind the steel rope, the steel rope pulling moving block slides between the upper railing and the lower railing, the rope winding machines are closed after the moving block drives the connecting block, the vertical rod, the lamp holder and the multiple groups of LED bulbs to move to a proper position, the controller controls the LED bulbs to illuminate, the moving block is clamped between the upper railing and the lower railing to slide, and therefore the lamp holder slides more stably.

As a further scheme of the invention, the cross sections of the upper railing and the lower railing are circular, a sliding groove is formed in the upper surface of the moving block, a jacking block is slidably arranged in the sliding groove, a first arc-shaped groove is formed in the upper surface of the jacking block, the first arc-shaped groove is matched with the outer circumferential surface of the upper railing, a lifting mechanism used for driving the jacking block to slide up and down is arranged in the sliding groove, the lifting mechanism is positioned below the jacking block, a mounting hole is formed in the side wall of the moving block, a driving mechanism used for driving the lifting mechanism to move is arranged in the mounting hole, the lower end of the moving block is inwards sunken to form a second arc-shaped groove, and the second arc-shaped groove is matched with the outer circumferential surface of the lower railing.

During specific work, the second arc-shaped groove at the lower end of the moving block is attached to the surface of the lower railing, then the lifting mechanism is driven to move through the driving mechanism, the lifting mechanism adjusts the position of the jacking block, the first arc-shaped groove of the jacking block is attached to the surface of the upper railing, the moving block is clamped between the upper railing and the lower railing, the moving block slides more stably, and shaking is prevented.

As a further scheme of the invention, the lifting mechanism comprises a screw rod, a first bevel gear, a sliding plate and a supporting tube, the screw rod is rotatably arranged at the bottom of the sliding groove, the first bevel gear is fixedly arranged on the screw rod, the sliding plate is slidably arranged on the inner wall of the sliding groove, a threaded hole for matching with the screw rod for transmission is formed in the middle of the sliding plate, the supporting tube is fixedly arranged on the sliding plate, and the top and the middle of the screw rod are respectively provided with a limiting block.

When the device is broken down and needs to be replaced, the first bevel gear is driven to rotate by the aid of the driving mechanism, the supporting tube drives the jacking block to slide downwards, the moving block can be taken down from the upper railing to the lower railing to replace the device, replacement is convenient, vertical displacement of the sliding plate is limited by the limit blocks arranged on the screw rod, the first bevel gear is protected on one hand, and the sliding plate is prevented from being separated from the screw rod on the other hand.

As a further scheme of the present invention, the driving mechanism includes a rotating shaft, a second bevel gear and a rotating block, the rotating shaft is rotatably disposed in the mounting hole, one end of the rotating shaft penetrates through the mounting hole and extends into the sliding groove, the second bevel gear is fixedly mounted at one end of the rotating shaft, the second bevel gear is located in the sliding groove, the second bevel gear is in meshing transmission with the first bevel gear, the rotating block is fixedly mounted at one end of the rotating shaft, which is far away from the second bevel gear, and a handle is disposed on a side wall of the rotating block.

During specific work, the rotating shaft is driven to rotate through the rotating handle, the second bevel gear rotates along with the rotating shaft, the second bevel gear transmits power to the first bevel gear, the lifting of the lifting mechanism is adjusted, the lifting mechanism is adjusted manually, the moving block can be clamped between the upper handrail and the lower handrail according to specific conditions, the application range is wide, and the adjustment is convenient.

First mounting groove has been seted up to first arc tank bottom, the second mounting groove has been seted up to second arc tank bottom, first mounting groove bottom and second mounting groove bottom all are provided with a tight mechanism in top, the tight mechanism in top is including installation piece, slider and ball, two installation piece fixed mounting is respectively in first mounting groove bottom and second mounting groove bottom, the sliding tray has been seted up in the installation piece, the slider slides and sets up in the sliding tray, be provided with the spring between slider and the sliding tray bottom, the one end that the spring was kept away from to the slider is provided with the guide arm, guide arm tip movable mounting has the ball, the sliding tray opening is the toper, the ball is located the sliding tray and can roll in it.

When the moving block is clamped between the upper railing and the lower railing, the sliding block tightly pushes the balls against the opening of the sliding groove under the action of the spring, the two balls are respectively in surface contact with the upper railing and the lower railing, and the balls can roll, so that when the moving block slides between the upper railing and the lower railing, the balls are always in contact with the upper railing and the lower railing to realize rolling friction, friction force of the moving block when the moving block slides between the upper railing and the lower railing is effectively reduced, and the service life of the moving block is prolonged.

As a further aspect of the present invention, the sliding groove may be replaced with a structure as shown in fig. 10, the lower end of the mounting block is arc-shaped, two cutting grooves are symmetrically formed on the arc-shaped surface of the mounting block with respect to the center of the sliding groove, two connecting shafts are fixedly mounted in the two cutting grooves, two bearings are fixedly mounted on the two connecting shafts, and the outer circumferential surfaces of the two bearings protrude out of the cutting grooves.

During specific work, the top tight mechanism contacts with the upper railing and the lower railing, so that the multiple groups of bearings are always attached to the upper railing and the lower railing respectively, the upper railing and the lower railing are further supported, the moving block can be more stable when moving between the upper railing and the lower railing through mutual matching of the multiple groups of bearings and the balls, friction force during moving is reduced, abrasion of the upper railing, the lower railing and the moving block is effectively reduced, and service life is prolonged.

As a further scheme of the invention, the upper surface of the connecting block is provided with a placing groove, the bottom of the placing groove is provided with a fourth mounting groove and a third mounting groove, the upright rod is rotatably arranged in the third mounting groove, and a power mechanism for driving the upright rod to rotate is arranged in the fourth mounting groove.

When the LED lamp bulb is required to rotate by a certain angle, the controller controls the power mechanism to drive the vertical rod to rotate, the vertical rod drives the lamp holder to rotate, the LED lamp bulb can illuminate a proper position, and accidents caused by insufficient illumination are effectively reduced.

As a further scheme of the invention, the power mechanism comprises a motor, a first gear and a second gear, the motor is fixedly installed at the bottom of the fourth installation groove, the first gear is in transmission connection with the power end of the motor, the second gear is fixedly installed on the vertical rod, the first gear and the second gear are in meshing transmission, and the motor is electrically connected with the controller.

During specific work, the controller controls the motor to drive the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the vertical rod to rotate by a certain angle, the vertical rod drives the lamp bracket to rotate, and then the LED lamp bulb illuminates a proper position, and the occurrence of accidents caused by insufficient illumination is effectively reduced.

According to a further scheme of the invention, a connecting plate is arranged in the lamp holder, a rotating shaft is fixedly connected to one side of the connecting plate, the connecting plate is rotatably arranged on the inner wall of the lamp holder through the rotating shaft, a plurality of groups of LED bulbs are arranged on the side wall of the connecting plate, inner teeth are arranged on the side wall, away from the LED bulbs, of the connecting plate, a fixed block is fixedly arranged on the inner side wall of the lamp holder, a third gear is fixedly arranged on the side wall of the fixed block and is in meshing transmission with the inner teeth, the third gear is of a partial tooth structure, a transparent light plate for protecting the LED bulbs is arranged on the connecting plate, an electric telescopic rod is hinged to the inner side wall of the lamp holder and is positioned below the fixed block, the output end of the electric telescopic rod is hinged to the side wall of the connecting plate, and the electric telescopic rod is electrically connected with a controller.

When the specific work time, need carry out angle modulation to the LED bulb, the action of controller control electric telescopic handle, electric telescopic handle's the end that stretches out promotes the connecting plate and rotates round the pivot, and the connecting plate is rotating the in-process, and the meshing of internal tooth and third gear tooth, and then make the LED bulb along with the certain angle of connecting plate slope, can make the LED bulb throw light on to the assigned position better, and transparent worn-out fur can effectively protect the LED bulb, improves the life of LED bulb.

As a further scheme of the invention, the transparent light plate is provided with a light sensor, the top of the lamp holder is provided with a lamp holder for protection, and the light sensor is in signal connection with the controller.

When the light sensor senses that light rays at a certain position on a bridge are weaker, the light sensor transmits signals to the controller, the controller control device moves to a specified position to illuminate the bridge, accidents are effectively reduced, the rain shielding plate can protect the LED bulb in rainy days, and rainwater is prevented from entering the LED bulb in the lamp holder.

As a further scheme of the invention, a stepped hole and a via hole are formed in the connecting plate, a light-gathering cover is slidably arranged in the stepped hole, a light-gathering coating is coated on the inner surface of a conical part of the light-gathering cover, a tension spring is arranged between the light-gathering cover and the stepped hole, an elastic rope is arranged on the side wall of the light-gathering cover, and one end of the elastic rope penetrates through the via hole to be connected to the bottom of the lamp holder.

When the LED lamp works, when the electric telescopic handle works, the extending end of the electric telescopic handle pushes the connecting plate to rotate around the rotating shaft, the connecting plate rotates in the process, the inner teeth are meshed with the teeth of the third gear, so that the LED lamp bulb inclines at a certain angle along the connecting plate, meanwhile, the snoot slides along the stepped hole under the combined action of the elastic rope and the tension spring, the distance between the snoot and the LED lamp bulb is changed, light emitted by the LED lamp bulb can be focused, the LED lamp bulb can be adjusted to illuminate far away better, and the illuminating effect is good.

The working principle is as follows: when the lifting mechanism is manually adjusted, the moving block can be clamped between the upper railing and the lower railing according to specific conditions, the application range is wide, the adjustment is convenient, when the moving block is clamped between the upper railing and the lower railing, the sliding block tightly pushes the balls on the opening of the sliding groove under the action of the spring, the two balls are respectively contacted with the surfaces of the upper railing and the lower railing, and the balls can roll, so when the moving block slides between the upper railing and the lower railing, the balls are always contacted with the upper railing and the lower railing to realize rolling friction, the friction force of the moving block when the moving block slides between the upper railing and the lower railing is effectively reduced, the service life of the moving block is further prolonged, meanwhile, the tightening mechanism is contacted with the upper railing and the lower railing, so that a plurality of groups of bearings are always attached to the upper railing and the lower railing respectively, the upper railing and the lower railing are further supported, the moving block can move more stably when the upper railing and the lower railing through the mutual matching of the plurality of groups of bearings and the balls, and the friction force during moving is reduced simultaneously, the abrasion of the upper railing, the lower railing and the moving block is effectively reduced, and the service life is prolonged;

when the light sensor senses that light at a certain position on a bridge is weak, the light sensor transmits a signal to the controller, the controller controls the two rope winding machines to pull and wind up the steel rope, the steel rope pulls the movable block to slide between the upper handrail and the lower handrail until the movable block drives the connecting block, the vertical rod, the lamp holder and the multiple groups of LED bulbs to move to a proper position and then the rope winding machines are turned off, the controller controls the LED bulbs to illuminate, the lamp holder slides more stably by clamping the movable block between the upper handrail and the lower handrail, when the LED bulbs need to rotate by a certain angle, the controller controls the power mechanism to drive the vertical rod to rotate, the vertical rod drives the lamp holder to rotate, the LED bulbs further illuminate the proper position, accidents caused by insufficient illumination are effectively reduced, when the angle of the LED bulbs needs to be adjusted, the controller controls the electric telescopic rod to act, and the extending end of the electric telescopic rod pushes the connecting plate to rotate around the rotating shaft, in the rotating process of the connecting plate, the inner teeth are meshed with the teeth of the third gear, so that the LED bulb is inclined at a certain angle along with the connecting plate, the LED bulb can illuminate a specified position better, meanwhile, the light-gathering cover slides along the stepped hole under the combined action of the elastic rope and the tension spring, the distance between the light-gathering cover and the LED bulb is changed, light emitted by the LED bulb can be focused, the LED bulb can be adjusted to illuminate a distance better, the illuminating effect is good, the transparent light plate can effectively protect the LED bulb, the service life of the LED bulb is prolonged, the rain shielding plate can protect the LED bulb in rainy days, and rainwater is prevented from entering the LED bulb in the lamp holder;

when the device breaks down and needs to be replaced, the driving mechanism drives the first bevel gear to rotate reversely, so that the supporting pipe drives the jacking block to slide downwards, then the moving block can be taken down from the upper railing and the lower railing to replace the device, and replacement is convenient.

Advantageous effects

1. According to the emergency lighting device for the bridge guardrail, the driving mechanism provides power for the lifting mechanism, the lifting mechanism can be conveniently adjusted, the lifting mechanism pushes the jacking block to clamp the moving block between the upper guardrail and the lower guardrail, the space of the bridge guardrail is effectively utilized, the two rope winders are matched with the steel rope to wind the lighting device to move to the specified position for lighting, and accidents on a bridge are effectively reduced;

2. according to the emergency lighting device for the bridge guardrail, the balls of the jacking mechanism and the plurality of groups of bearings are tightly attached to the outer surfaces of the upper railing and the lower railing, the balls roll on the surfaces of the upper railing and the lower railing, and the bearings can rotate on the surfaces of the upper railing and the lower railing, so that the lighting device can move more stably, the friction force generated when the moving block slides between the upper railing and the lower railing is effectively reduced, the abrasion of the upper railing, the lower railing and the moving block is effectively reduced, and the service life is prolonged;

3. according to the emergency lighting equipment for the bridge guardrail, the rotating angle of the LED bulb is adjusted through the power mechanism, the inclination angle of the LED bulb is adjusted through the linkage of the electric telescopic rod, the third gear and the inner teeth of the connecting plate, and further the LED bulb can be adjusted to illuminate a proper position.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic diagram of the positional relationship of the moving block, the driving mechanism and the adjusting mechanism in the present invention;

FIG. 4 is a schematic view of an adjustment mechanism according to the present invention;

FIG. 5 is an enlarged view taken at A in the present invention;

FIG. 6 is a schematic view of the power mechanism of the present invention;

fig. 7 is a sectional view showing the internal structure of the lamp holder according to the present invention;

FIG. 8 is a schematic three-dimensional structure of the holding-down block of the present invention;

fig. 9 is a three-dimensional structure diagram of a moving block in the present invention;

FIG. 10 is a schematic view of the structure of the tightening mechanism in the present invention;

FIG. 11 is a schematic view showing the positional relationship between the light-collecting cover and the connection plate according to the present invention.

Number designation in the figures: 1. fixing the rod; 2. an upper railing; 3. a lower railing; 4. a moving block; 41. a chute; 42. mounting holes; 43. a second arc-shaped slot; 44. a second mounting groove; 5. a rope winder; 6. a pulley; 7. a steel cord; 8. a drive mechanism; 81. a rotating shaft; 82. a second bevel gear; 83. rotating the block; 84. a handle; 9. a lifting mechanism; 91. a screw; 92. a first bevel gear; 93. a sliding plate; 94. supporting a tube; 10. a jacking block; 101. a first arc-shaped slot; 102. a first mounting groove; 11. a jacking mechanism; 111. mounting blocks; 1111. a sliding groove; 1112. grooving; 112. a slider; 113. a ball bearing; 114. a spring; 115. a guide bar; 12. connecting blocks; 121. a placement groove; 122. a fourth mounting groove; 123. a third mounting groove; 13. a power mechanism; 131. a motor; 132. a first gear; 133. a second gear; 14. erecting a rod; 15. a lamp holder; 16. a connecting plate; 161. internal teeth; 162. a stepped hole; 163. a via hole; 17. an LED bulb; 18. a transparent light panel; 19. a fixed block; 20. a third gear; 21. a rotating shaft; 22. an electric telescopic rod; 23. a controller; 24. a flashing; 25. a light sensor; 26. a connecting shaft; 27. a bearing; 28. a light-gathering cover; 29. a tension spring; 30. an elastic cord.

Detailed Description

As shown in fig. 1 to 11, an emergency lighting device for a bridge guardrail comprises two fixing rods 1, two upper railings 2 and two lower railings 3, wherein the fixing rods 1 are fixedly installed at two ends of a bridge, the upper railings 2 are fixedly installed at the tops of the two fixing rods 1, the lower railings 3 are installed between the two fixing rods 1 and are parallel to the upper railings 2, a moving block 4 is slidably arranged between the upper railings 2 and the lower railings 3, two side walls opposite to the fixing rods 1 are respectively provided with a rope winder 5 and a pulley 6, the pulley 6 is located right above the rope winder 5, a steel rope 7 is arranged between the two rope winders 5, the steel rope 7 penetrates through the moving block 4 and is fixedly connected with the moving block 4, a connecting block 12 is fixedly installed on the side wall of the moving block 4, a vertical rod 14 is rotatably arranged in the connecting block 12, and a lamp holder 15 is arranged at the top of the vertical rod 14, and a plurality of groups of LED bulbs 17 and a controller 23 are arranged in the lamp holder 15.

During specific work, two rope winders 5 of controller 23 control are with the pulling of steel cable 7 and are curled up, steel cable 7 pulls movable block 4 and slides between last railing 2 and lower railing 3, close rope winder 5 after moving block 4 drives connecting block 12, pole setting 14, lighting fixture 15 and multiunit LED bulb 17 remove suitable position, controller 23 control LED bulb 17 throws light on, slide between last railing 2 and lower railing 3 through the card of movable block 4 for lighting fixture 15 slides more steadily.

As a further scheme of the present invention, the cross sections of the upper rail 2 and the lower rail 3 are circular, the upper surface of the moving block 4 is provided with a sliding groove 41, a tightening block 10 is slidably disposed in the sliding groove 41, the upper surface of the tightening block 10 is provided with a first arc-shaped groove 101, the first arc-shaped groove 101 is matched with the outer circumferential surface of the upper rail 2, the sliding groove 41 is internally provided with a lifting mechanism 9 for driving the tightening block 10 to slide up and down, the lifting mechanism 9 is located below the tightening block 10, the side wall of the moving block 4 is provided with a mounting hole 42, the mounting hole 42 is internally provided with a driving mechanism 8 for driving the lifting mechanism 9 to move, the lower end of the moving block 4 is recessed into a second arc-shaped groove 43, and the second arc-shaped groove 43 is matched with the outer circumferential surface of the lower rail 3.

During specific work, the second arc-shaped groove 43 at the lower end of the moving block 4 is attached to the surface of the lower railing 3, then the driving mechanism 8 drives the lifting mechanism 9 to move, the lifting mechanism 9 adjusts the position of the jacking block 10, the first arc-shaped groove 101 of the jacking block 10 is attached to the surface of the upper railing 2, the moving block 4 is clamped between the upper railing 2 and the lower railing 3, and the moving block 4 is enabled to slide more stably and is prevented from shaking.

As a further scheme of the present invention, the lifting mechanism 9 includes a screw 91, a first bevel gear 92, a sliding plate 93, and a supporting tube 94, the screw 91 is rotatably disposed at the bottom of the sliding groove 41, the first bevel gear 92 is fixedly mounted on the screw 91, the sliding plate 93 is slidably disposed on an inner wall of the sliding groove 41, a threaded hole for cooperating with the screw 91 for transmission is formed in the middle of the sliding plate 93, the supporting tube 94 is fixedly mounted on the sliding plate 93, and the top and the middle of the screw 91 are both provided with a limiting block.

When the device works specifically, the driving mechanism 8 drives the first bevel gear 92 to rotate, the first bevel gear 92 drives the screw rod 91 to rotate, the sliding plate 93 slides up and down along with the rotation of the screw rod 91, when the sliding plate 93 slides up, the supporting tube 94 pushes the tightening block 10 to slide up until the tightening block 10 is attached to the upper railing 2, when the device fails and needs to be replaced, the driving mechanism 8 drives the first bevel gear 92 to rotate reversely, the supporting tube 94 drives the tightening block 10 to slide down, then the moving block 4 can be taken down from the upper railing 2 to the lower railing 3 to replace the device, the replacement is convenient, the limiting block arranged on the screw rod 91 limits the vertical displacement of the sliding plate 93, on one hand, the first bevel gear 92 is protected, and on the other hand, the sliding plate 93 is prevented from being separated from the screw rod 91.

As a further scheme of the invention, the driving mechanism 8 comprises a rotating shaft 81, a second bevel gear 82 and a rotating block 83, the rotating shaft 81 is rotatably arranged in the mounting hole 42, one end of the rotating shaft 81 penetrates through the mounting hole 42 and extends into the sliding groove 41, the second bevel gear 82 is fixedly arranged at one end of the rotating shaft 81, the second bevel gear 82 is positioned in the sliding groove 41, the second bevel gear 82 is in meshing transmission with the first bevel gear 92, the rotating block 83 is fixedly arranged at one end of the rotating shaft 81 far away from the second bevel gear 82, and a handle 84 is arranged on the side wall of the rotating block 83.

During specific work, the rotating shaft 81 is driven to rotate through the rotating handle 84, the second bevel gear 82 rotates along with the rotating shaft 81, the second bevel gear 82 transmits power to the first bevel gear 92, the lifting of the lifting mechanism 9 is adjusted, the moving block 4 can be clamped between the upper handrail 2 and the lower handrail 3 according to specific conditions through manually adjusting the lifting mechanism 9, the application range is wide, and adjustment is convenient.

First mounting groove 102 has been seted up to first arc wall 101 bottom, second arc wall 43 has been seted up to the bottom second mounting groove 44, first mounting groove 102 bottom and second mounting groove 44 bottom all are provided with tight mechanism 11 in top, tight mechanism 11 in top includes installation piece 111, slider 112 and ball 113, two installation piece 111 fixed mounting is in first mounting groove 102 bottom and second mounting groove 44 bottom respectively, install and have seted up sliding groove 1111 in the installation piece 111, slider 112 slides and sets up in sliding groove 1111, be provided with spring 114 between slider 112 and the sliding groove 1111 bottom, the one end that spring 114 was kept away from to slider 112 is provided with guide arm 115, guide arm 115 tip movable mounting has ball 113, sliding groove 1111 opens for the toper, ball 113 is located the sliding groove 1111 and can rolls in it.

When the moving block 4 is clamped between the upper railing 2 and the lower railing 3, the sliding block 112 tightly pushes the balls 113 against the opening of the sliding groove 1111 under the action of the spring 114, the two balls 113 are respectively in surface contact with the upper railing 2 and the lower railing 3, and the balls 113 can roll, so that when the moving block 4 slides between the upper railing 2 and the lower railing 3, the balls 113 always contact with the upper railing 2 and the lower railing 3 to realize rolling friction, the friction force of the moving block 4 when the moving block 4 slides between the upper railing 2 and the lower railing 3 is effectively reduced, and the service life of the moving block 4 is further prolonged.

As a further aspect of the present invention, the sliding groove 1111 may be replaced with a structure as shown in fig. 10, the lower end of the mounting block 111 is arc-shaped, two cutting grooves 1112 are symmetrically formed on the arc-shaped surface of the mounting block 111 with respect to the center of the sliding groove 1111, two coupling shafts 26 are respectively fixedly mounted in the two cutting grooves 1112, two bearings 27 are respectively fixedly mounted on the two coupling shafts 26, and the outer circumferential surfaces of the two bearings 27 protrude out of the cutting grooves 1112.

During specific work, the tight mechanism 11 in top contacts with last railing 2 and railing 3 down, make multiunit bearing 27 laminate respectively with last railing 2 and railing 3 down all the time, further support last railing 2 and railing 3 down, mutually support through multiunit bearing 27 and ball 113, can make movable block 4 more steady when last railing 2 moves between the railing 3 down with, frictional force when reducing the removal simultaneously, effectively reduce the wearing and tearing of going up railing 2 and railing 3 down and movable block 4, and long service life.

As a further aspect of the present invention, a placing groove 121 is formed in the upper surface of the connecting block 12, a fourth mounting groove 122 and a third mounting groove 123 are formed in the bottom of the placing groove 121, the upright 14 is rotatably disposed in the third mounting groove 123, and a power mechanism 13 for driving the upright 14 to rotate is disposed in the fourth mounting groove 122.

When the LED bulb 17 needs to rotate by a certain angle, the controller 23 controls the power mechanism 13 to drive the upright rod 14 to rotate, the upright rod 14 drives the lamp holder 15 to rotate, the LED bulb 17 can illuminate at a proper position, and accidents caused by insufficient illumination are effectively reduced.

As a further aspect of the present invention, the power mechanism 13 includes a motor 131, a first gear 132 and a second gear 133, the motor 131 is fixedly installed at the bottom of the fourth installation groove 122, the first gear 132 is in transmission connection with a power end of the motor 131, the second gear 133 is fixedly installed on the upright rod 14, the first gear 132 is in meshing transmission with the second gear 133, and the motor 131 is electrically connected with the controller 23.

During specific work, the controller 23 controls the motor 131 to drive the first gear 132 to rotate, the first gear 132 drives the second gear 133 to rotate, the second gear 133 drives the vertical rod 14 to rotate by a certain angle, the vertical rod 14 drives the lamp holder 15 to rotate, and then the LED bulb 17 is enabled to illuminate at a proper position, so that accidents caused by insufficient illumination are effectively reduced.

As a further proposal of the invention, a connecting plate 16 is arranged in the lamp holder 15, one side of the connecting plate 16 is fixedly connected with a rotating shaft 21, the connecting plate 16 is rotatably arranged on the inner wall of the lamp holder 15 through a rotating shaft 21, the plurality of groups of LED bulbs 17 are arranged on the side wall of the connecting plate 16, the side wall of the connecting plate 16 far away from the LED bulb 17 is provided with internal teeth 161, the inner side wall of the lamp holder 15 is fixedly provided with a fixed block 19, a third gear 20 is fixedly arranged on the side wall of the fixed block 19, the third gear 20 is in meshing transmission with the inner teeth 161, the third gear 20 is of a partial tooth structure, the connecting plate 16 is provided with a transparent light plate 18 for protecting the LED bulb 17, the inner side wall of the lamp holder 15 is hinged with an electric telescopic rod 22, the electric telescopic rod 22 is positioned below the fixed block 19, the output end of the electric telescopic rod 22 is hinged to the side wall of the connecting plate 16, and the electric telescopic rod 22 is electrically connected with the controller 23.

During specific work, when needing to carry out angle modulation to LED bulb 17, controller 23 control electric telescopic handle 22 action, electric telescopic handle 22 stretches out the end and promotes connecting plate 16 and rotate round pivot 21, connecting plate 16 is at the rotation in-process, the tooth meshing of internal tooth 161 and third gear 20, and then make LED bulb 17 along with the certain angle of connecting plate 16 slope, can make LED bulb 17 throw light on to the assigned position better, transparent worn-out fur 18 can effectively protect LED bulb 17, improve LED bulb 17's life.

As a further scheme of the present invention, the transparent light plate 18 is provided with a light sensor 25, the top of the lamp holder 15 is provided with a protection device 24, and the light sensor 25 is in signal connection with the controller 23.

During specific work, light sensor 25 responds to external light source, and when light sensor 25 sensed that certain position light was more weak on the bridge, light sensor 25 transmitted signal for controller 23, and controller 23 controlling means removed the assigned position and throws light on to the bridge, effectively reduces the emergence of accident, and flashing 24 can protect LED bulb 17 in the rainy day, prevents that the rainwater from entering into on the LED bulb 17 in lighting fixture 15.

As a further scheme of the present invention, a stepped hole 162 and a through hole 163 are formed in the connecting plate 16, a light gathering cover 28 is slidably disposed in the stepped hole 162, a light gathering coating is coated on an inner surface of a tapered portion of the light gathering cover 28, a tension spring 29 is disposed between the light gathering cover 28 and the stepped hole 162, an elastic cord 30 is disposed on a side wall of the light gathering cover 28, and one end of the elastic cord 30 passes through the through hole 163 and is connected to the bottom of the lamp holder 15.

During operation, when electric telescopic handle 22 moves, electric telescopic handle 22's the end that stretches out promotes connecting plate 16 and rotates round pivot 21, connecting plate 16 is rotating the in-process, the tooth meshing of internal tooth 161 and third gear 20, and then make LED bulb 17 along with the certain angle of connecting plate 16 slope, meanwhile, snoot 28 slides along shoulder hole 162 under elasticity rope 30 and extension spring 29 combined action, make snoot 28 and LED bulb 17's distance change, can focus the light that LED bulb 17 sent, and then can adjust LED bulb 17 and throw light on to the distant place better, the illuminating effect is good.

The working principle is as follows: during specific work, the second arc-shaped groove 43 at the lower end of the moving block 4 is attached to the surface of the lower handrail 3, the rotating shaft 81 is driven to rotate by the rotating handle 84, the second bevel gear 82 rotates along with the rotating shaft 81, the second bevel gear 82 transmits power to the first bevel gear 92, the first bevel gear 92 drives the screw rod 91 to rotate, the sliding block 93 slides up and down along with the rotation of the screw rod 91, when the sliding block 93 slides up, the supporting tube 94 pushes the tightening block 10 to slide up until the first arc-shaped groove 101 of the tightening block 10 is attached to the surface of the upper handrail 2, the moving block 4 is clamped between the upper handrail 2 and the lower handrail 3, the moving block 4 slides more stably and is prevented from shaking, the limit blocks arranged on the screw rod 91 limit the up and down displacement of the sliding block 93, on the one hand, the first bevel gear 92 is protected, on the other hand, the sliding block 93 is prevented from being separated from the screw rod 91, and the lifting mechanism 9 is manually adjusted, the moving block 4 can be clamped between the upper railing 2 and the lower railing 3 according to specific conditions, the application range is wide, the adjustment is convenient, when the moving block 4 is clamped between the upper railing 2 and the lower railing 3, the sliding block 112 tightly pushes the balls 113 on the opening of the sliding groove 1111 under the action of the spring 114, the two balls 113 are respectively contacted with the surfaces of the upper railing 2 and the lower railing 3, and the balls 113 can roll, so that when the moving block 4 slides between the upper railing 2 and the lower railing 3, the balls 113 are always contacted with the upper railing 2 and the lower railing 3 to realize rolling friction, the friction force of the moving block 4 when the moving block 4 slides between the upper railing 2 and the lower railing 3 is effectively reduced, the service life of the moving block 4 is prolonged, meanwhile, the pushing mechanism 11 is contacted with the upper railing 2 and the lower railing 3, so that a plurality of groups of bearings 27 are always attached to the upper railing 2 and the lower railing 3 respectively, and further support the upper railing 2 and the lower railing 3, through the mutual matching of the plurality of groups of bearings 27 and the balls 113, the moving block 4 can move more stably between the upper railing 2 and the lower railing 3, meanwhile, the friction force during moving is reduced, the abrasion of the upper railing 2, the lower railing 3 and the moving block 4 is effectively reduced, and the service life is prolonged;

when the optical sensor 25 senses that light at a certain position on a bridge is weak, the optical sensor 25 transmits a signal to the controller 23, the controller 23 controls the two rope winders 5 to draw and roll up the steel rope 7, the steel rope 7 draws the movable block 4 to slide between the upper railing 2 and the lower railing 3 until the movable block 4 drives the connecting block 12, the vertical rod 14, the lamp holder 15 and the multiple groups of LED bulbs 17 to move to a proper position, then the rope winder 5 is turned off, the controller 23 controls the LED bulbs 17 to illuminate, the lamp holder 15 slides more stably by clamping the movable block 4 between the upper railing 2 and the lower railing 3, when the LED bulbs 17 need to rotate by a certain angle, the controller 23 controls the power mechanism 13 to drive the vertical rod 14 to rotate, the vertical rod 14 drives the lamp holder 15 to rotate, so that the LED bulbs 17 illuminate at a proper position, accidents caused by insufficient illumination are effectively reduced, and when the angle adjustment of the LED bulbs 17 is needed, the controller 23 controls the electric telescopic rod 22 to act, the extending end of the electric telescopic rod 22 pushes the connecting plate 16 to rotate around the rotating shaft 21, the internal teeth 161 are meshed with the teeth of the third gear 20 during the rotation of the connecting plate 16, and further, the LED bulb 17 is inclined at a certain angle along with the connecting plate 16, so that the LED bulb 17 can better illuminate a designated position, at the same time, the snoot 28 slides along the stepped hole 162 by the elastic string 30 in cooperation with the tension spring 29, so that the distance between the light-gathering shade 28 and the LED bulb 17 is changed, the light emitted by the LED bulb 17 can be focused, the LED bulb 17 can be adjusted to better illuminate a remote place, the illuminating effect is good, the transparent light plate 18 can effectively protect the LED bulb 17, the service life of the LED bulb 17 is prolonged, and the rain shielding plate 24 can protect the LED bulb 17 in rainy days to prevent rainwater from entering the LED bulb 17 in the lamp holder 15;

when the device breaks down and needs to be replaced, the driving mechanism 8 drives the first bevel gear 92 to rotate reversely, so that the supporting tube 94 drives the jacking block 10 to slide downwards, then the moving block 4 can be taken down from the upper railing 2 and the lower railing 3 to replace the device, and replacement is convenient.