阅读说明：本技术 一种轨道交通施工轨道车障碍物检测装置 (Rail transit construction railcar barrier detection device ) 是由 刘红艳 于 2020-05-26 设计创作，主要内容包括：本发明公开了一种轨道交通施工轨道车障碍物检测装置,包括轨道车主体、调整机构、安装机构与限位机构,所述调整机构包括槽体,所述槽体开设于轨道车主体前表面底端,所述槽体内侧设置有摄像机,所述摄像机两端均设置有第一转轴,所述第一转轴一端表面固定连接有第一锥齿轮,所述第一锥齿轮一侧表面啮合连接有第二锥齿轮,所述第二锥齿轮一端固定连接有转杆,所述转杆一端设置有伺服电机；与现有技术相比,本发明的有益效果是：通过设计了调整机构,方便微调防护板的拍摄角度,方便更大角度的去进行观察,减少观测死角,通过设计了第二锥齿轮啮合第一锥齿轮,第二锥齿轮转动带动第一锥齿轮转动,使横向圆周运动转为纵向圆周运动。(The invention discloses a rail vehicle obstacle detection device for rail transit construction, which comprises a rail vehicle main body, an adjusting mechanism, an installation mechanism and a limiting mechanism, wherein the adjusting mechanism comprises a groove body, the groove body is arranged at the bottom end of the front surface of the rail vehicle main body, a camera is arranged on the inner side of the groove body, first rotating shafts are arranged at two ends of the camera, a first bevel gear is fixedly connected to the surface of one end of each first rotating shaft, a second bevel gear is connected to the surface of one side of the first bevel gear in a meshing manner, a rotating rod is fixedly connected to one end of each second bevel gear, and a servo motor is arranged at one end; compared with the prior art, the invention has the beneficial effects that: through having designed guiding mechanism, conveniently finely tune the shooting angle of guard plate, the convenient more wide angle goes to observe, reduces and observes the dead angle, through having designed first bevel gear of second bevel gear meshing, second bevel gear rotates and drives first bevel gear and rotate, makes horizontal circular motion trun into vertical circular motion into.)

1. The utility model provides a rail transit construction railcar barrier detection device, includes railcar main part (1), guiding mechanism, installation mechanism and stop gear, its characterized in that: the adjusting mechanism comprises a groove body (12), the groove body (12) is arranged at the bottom of the front surface of the rail car main body (1), a camera (7) is arranged on the inner side of the groove body (12), first rotating shafts (8) are arranged at the two ends of the camera (7), a first bevel gear (9) is fixedly connected to one end of each first rotating shaft (8), a second bevel gear (10) is meshed and connected to one side surface of each first bevel gear (9), a rotating rod (11) is fixedly connected to one end of each second bevel gear (10), a servo motor (13) is arranged at one end of each rotating rod (11), one end of each camera (7) is arranged on the outer side surface of the rail car main body (1), a groove (4) is formed in the front surface of the rail car main body (1) at the bottom of the groove body (12), an infrared induction switch (3) is arranged on the inner side of the groove (4), and an LED lamp (6) is arranged, the outer surface of the camera (7) on the inner side of the groove body (12) is provided with an arc-shaped groove (28), the inner side of the groove body (12) is fixedly connected with a limit stop block (29), and the limit stop block (29) is arranged in the middle of the inner side of the arc-shaped groove (28).

2. The rail transit construction railcar barrier detection device of claim 1, wherein: the installing mechanism comprises two protecting plates (2), the number of the protecting plates (2) is two, the two protecting plates (2) are respectively arranged at the top end and the bottom end of the camera (7), the top end and the bottom end of the front surface of the rail car main body (1) at the groove body (12) are respectively provided with a mounting groove (5), one end of each protecting plate (2) is arranged at the inner side of the mounting groove (5), the two ends of the inner side of the mounting groove (5) are respectively provided with a second rotating shaft (27), the surfaces of the two ends of the inner side of the protecting plate (2) at the mounting groove (5) are respectively provided with a first limiting sliding groove (15), the inner side of each first limiting sliding groove (15) is provided with a first spring (14), one end of each first spring (14) is provided with a sliding block (16), one end surface of each second rotating shaft (27) is provided, the positioning groove (17) is formed in the surface of one end, located on the inner side of the limiting clamping groove (19), of the sliding block (16), the positioning block (18) is fixedly connected to one end, located on the inner side of the limiting clamping groove (19), and the positioning block (18) is clamped on the inner side of the positioning groove (17).

3. The rail transit construction railcar barrier detection device of claim 1, wherein: stop gear includes second spacing spout (23), mounting groove (5) inboard one end is seted up in second spacing spout (23), second spacing spout (23) inboard is provided with kelly (21), second spacing spout (23) inboard one end is provided with second spring (22), spacing hole (24) have been seted up on second pivot (27) one end surface, kelly (21) one end block spacing hole (24) are inboard, second pivot (27) outside is provided with lug (25), spacing groove (26) have been seted up to mounting groove (5) inboard, lug (25) are in spacing groove (26) inboard.

4. The rail transit construction railcar barrier detection device of claim 1, wherein: the camera (7) is in sliding connection with the groove body (12), and the camera (7) is in rotating connection with the first rotating shaft (8) through two rotating shafts.

5. The rail transit construction railcar barrier detection device of claim 1, wherein: the first bevel gear (9) is fixedly connected with the first rotating shaft (8), and the first bevel gear (9) is in meshed connection with the second bevel gear (10).

6. The rail transit construction railcar barrier detection device of claim 2, wherein: the sliding block (16) is in sliding connection with the first limiting sliding groove (15), one end of the first spring (14) is fixedly connected with the inner side of the first limiting sliding groove (15), and the other end of the first spring (14) is fixedly connected with the sliding block (16).

7. The rail transit construction railcar barrier detection device of claim 2, wherein: the positioning block (18) is fixedly connected with the inner side of the limiting clamping groove (19), and the positioning block (18) is connected with the positioning groove (17) in a clamping manner.

8. The rail transit construction railcar obstacle detection device of claim 3, wherein: the lug (25) and the second rotating shaft (27) are fixedly connected, the lug (25) and the limiting groove (26) are rotatably connected, and the cross sections of the lug (25) and the limiting groove (26) are both arranged to be circular.

9. The rail transit construction railcar obstacle detection device of claim 3, wherein: the outer surface of the clamping rod (21) on the inner side of the second limiting sliding groove (23) is fixedly connected with a shifting block (20), and one end of the shifting block (20) penetrates through the inner side of the second limiting sliding groove (23) and is located on the front surface of the rail car body (1).

10. The rail transit construction railcar barrier detection device of claim 2, wherein: the clamping rod (21) is connected with the second limiting sliding groove (23) in a sliding mode, the clamping rod (21) is connected with the limiting hole (24) in a clamping mode, and the limiting hole (24) is distributed annularly around one end surface of the second rotating shaft (27).

Technical Field

The invention belongs to the technical field of rail transit, and particularly relates to a rail transit construction rail car obstacle detection device.

Background

The rail safety is the important factor in urban rail transit work, and the rail vehicle is used as equipment material for transportation, and large machinery indispensable in interval construction plays a very important role in a rail transit construction site, so that the technical problem of ensuring the operation safety and the operation safety of the rail vehicle is urgently needed to be solved.

Firstly, the railway vehicles are frequently broken off and collided due to the influence of natural and man-made factors, and accidents occur in the processes of connecting and disconnecting the vehicles, so that the normal order of railway transportation is seriously disturbed, and some undesirable losses are caused to the safety production, the economy and the social benefits of the railway. In addition, although the conventional safety device for the rail car can prevent accidents to a certain extent, the control method generally controls the operation of relevant devices and drivers of the rail car through devices such as a rail car signal, a signal sensor, a speed sensor, a wind pressure sensor and an axle temperature sensor which are mounted on the rail car, and the safety operation of the rail car is ensured by controlling the operation mode of the monitoring and recording device for the rail car. However, for obstacles which affect driving safety and suspicious invading moving objects which exceed the railway clearance and appear on the track in the running process of the rail car, the driving safety equipment cannot detect and judge the obstacles and cannot start a related alarm system according to the detection result. In addition, when a railcar driver operates a railcar to travel, visual fatigue is easily caused if excessive attention is focused on observing the road surface and the traveling condition of the railcar, so that the attention is not focused, the operation of various devices and the observation of instruments are affected, and the traveling safety of the railcar is seriously affected.

For example, the invention with the authorization notice number of CN 108974051A 3 discloses a rail transit construction rail car obstacle detection device, although the device can accurately provide the road surface in front of the train and the environmental condition for the locomotive driver in real time and remind the locomotive driver of safe driving in time, thereby avoiding train operation accidents caused by mental fatigue, inattention, negligence and the like of locomotive drivers, having low cost and simple equipment, ensuring the operation safety of the train on the premise of not influencing other interlocking equipment, by adopting the technical means of digital image processing and the like, the purpose of train driving safety early warning is achieved, therefore, economic and life losses caused by train driving accidents are avoided, but the problem that the observation angle is limited because the angle of a camera of the conventional barrier detection device cannot be adjusted is not solved, and therefore the barrier detection device for the rail transit construction rail car is provided.

Disclosure of Invention

The invention aims to provide a rail transit construction rail car obstacle detection device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a rail transit construction railcar barrier detection device, includes railcar main part, guiding mechanism, installation mechanism and stop gear, its characterized in that: the adjusting mechanism comprises a groove body, the groove body is arranged at the bottom end of the front surface of the main body of the railway vehicle, a camera is arranged at the inner side of the groove body, the two ends of the camera are both provided with a first rotating shaft, one end surface of the first rotating shaft is fixedly connected with a first bevel gear, one side surface of the first bevel gear is engaged with a second bevel gear, one end of the second bevel gear is fixedly connected with a rotating rod, one end of the rotating rod is provided with a servo motor, one end of the camera is positioned on the outer side surface of the railway vehicle main body, a groove is arranged on the front surface of the railcar body at the bottom end of the tank body, an infrared induction switch is arranged on the inner side of the groove, the front surface of the main body of the railway vehicle at the top end of the camera is provided with an LED lamp, the outer surface of the camera at the inner side of the groove body is provided with an arc-shaped groove, the inner side of the groove body is fixedly connected with a limit stop which is arranged in the middle of the inner side of the arc-shaped groove.

Preferably, the mounting mechanism comprises two protection plates, the two protection plates are respectively arranged at the top end and the bottom end of the camera, mounting grooves are formed in the front surface of the main body of the railway vehicle at the top end and the bottom end of the groove body, one end of the protection plate is positioned on the inner side of the mounting groove, the two ends of the inner side of the mounting groove are respectively provided with a second rotating shaft, the surfaces of the two ends of the protection plate positioned on the inner side of the mounting groove are respectively provided with a first limiting sliding groove, a first spring is arranged at the inner side of the first limit chute, a sliding block is arranged at one end of the first spring, a limiting clamping groove is arranged on the surface of one end of the second rotating shaft, one end of the sliding block is positioned at the inner side of the limiting clamping groove, the slider is in spacing draw-in groove inboard one end surface and has seted up the constant head tank, the inboard one end fixedly connected with locating piece of spacing draw-in groove, locating piece block constant head tank is inboard.

Preferably, stop gear includes the spacing spout of second, the inboard one end of mounting groove is seted up to the spacing spout of second, the spacing spout inboard of second is provided with the kelly, the inboard one end of the spacing spout of second is provided with the second spring, spacing hole has been seted up on second pivot one end surface, the spacing downthehole side of kelly one end block, the second pivot outside is provided with the lug, the spacing groove has been seted up to the mounting groove inboard, the lug is in the spacing inslot side.

Preferably, the camera is connected with the trough body in a sliding mode, and the camera is connected with the trough body in a rotating mode through the two first rotating shafts.

Preferably, the first bevel gear is fixedly connected with the first rotating shaft, and the first bevel gear is in meshed connection with the second bevel gear.

Preferably, the sliding block is in sliding connection with the first limiting sliding groove, one end of the first spring is fixedly connected with the inner side of the first limiting sliding groove, and the other end of the first spring is fixedly connected with the sliding block.

Preferably, the positioning block is fixedly connected with the inner side of the limiting clamping groove, and the positioning block is connected with the positioning groove in a clamping manner.

Preferably, the lug is fixedly connected with the second rotating shaft, the lug is rotatably connected with the limiting groove, and the cross sections of the lug and the limiting groove are both circular.

Preferably, the outer surface of the clamping rod, which is positioned on the inner side of the second limiting sliding groove, is fixedly connected with a shifting block, and one end of the shifting block penetrates through the inner side of the second limiting sliding groove and is positioned on the front surface of the railway vehicle body.

Preferably, the clamping rod is in sliding connection with the second limiting sliding groove, the clamping rod is in clamping connection with the limiting hole, and the limiting hole is annularly distributed around one end surface of the second rotating shaft.

Compared with the prior art, the invention has the beneficial effects that:

(1) through having designed guiding mechanism, conveniently finely tune the shooting angle of guard plate, the convenient more wide angle goes to observe, reduce and observe the dead angle, through having designed the first bevel gear of second bevel gear meshing, second bevel gear rotates and drives first bevel gear and rotates, makes horizontal circular motion trun into vertical circular motion, through having designed limit stop 29 in the arc wall 28 inboard, camera 7 plays limiting displacement when the inboard rotation of cell body 12, prevents that servo motor 13 from rotating excessively, causes the problem of camera 7 damage.

(2) Through having designed installation mechanism, can install the mounting groove inboard with the guard plate, through having installed the guard plate respectively with the bottom on the camera top, play the effect of protection camera, prevent that the driver does not in time park in the in-process of traveling, the barrier is direct to collide with and is touch the camera surface.

(3) Through having designed stop gear, can adjust the angle of guard plate, make things convenient for the camera to observe, through having designed the lug and be in the spacing inslot side, play the effect of restriction locating piece, make the locating piece can only rotate in situ.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of a partial structural schematic of the railcar of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3 at B according to the present invention;

FIG. 5 is a cross-sectional view of the protection plate of the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 5 at C according to the present invention;

FIG. 7 is a schematic side view of a second rotating shaft according to the present invention;

in the figure: 1. a railcar body; 2. a protection plate; 3. an infrared inductive switch; 4. a groove; 5. mounting grooves; 6. an LED lamp; 7. a camera; 8. a first rotating shaft; 9. a first bevel gear; 10. a second bevel gear; 11. a rotating rod; 12. a trough body; 13. a servo motor; 14. a first spring; 15. a first limiting chute; 16. a slider; 17. positioning a groove; 18. positioning blocks; 19. a limiting clamping groove; 20. shifting blocks; 21. a clamping rod; 22. a second spring; 23. a second limiting chute; 24. a limiting hole; 25. a bump; 26. a limiting groove; 27. a second rotating shaft; 28. an arc-shaped slot; 29. and a limit stop.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides the following technical solutions: a rail car obstacle detection device for rail transit construction comprises a rail car main body 1, an adjusting mechanism, an installation mechanism and a limiting mechanism, wherein the adjusting mechanism comprises a groove body 12, the groove body 12 is arranged at the bottom end of the front surface of the rail car main body 1, a camera 7 is arranged on the inner side of the groove body 12, two ends of the camera 7 are respectively provided with a first rotating shaft 8, one end of the first rotating shaft 8 is fixedly connected with a first bevel gear 9 in a surface manner, one side surface of the first bevel gear 9 is connected with a second bevel gear 10 in a meshing manner, one end of the second bevel gear 10 is fixedly connected with a rotating rod 11, one end of the rotating rod 11 is provided with a servo motor 13, one end of the camera 7 is arranged on the outer side surface of the rail car main body 1, the front surface of the rail car main body 1 at the bottom end of the groove body 12 is, the outer surface of the camera 7, which is positioned at the inner side of the tank body 12, is provided with an arc-shaped groove 28, the inner side of the tank body 12 is fixedly connected with a limit stop 29, and the limit stop 29 is positioned at the middle part of the inner side of the arc-shaped groove 28.

In order to facilitate the installation of the protection plates 2, the protection function of the camera 7 is achieved, and the situation that a driver stops in time and an obstacle directly collides with the surface of the camera 7 during the driving process is prevented, in the embodiment, preferably, the installation mechanism comprises two protection plates 2, the two protection plates 2 are arranged in number, the two protection plates 2 are respectively arranged at the top end and the bottom end of the camera 7, the front surface of the railcar main body 1 is provided with mounting grooves 5 at the top end and the bottom end of the tank body 12, one end of each protection plate 2 is arranged inside the mounting groove 5, both ends inside the mounting groove 5 are provided with second rotating shafts 27, both end surfaces of the protection plates 2 inside the mounting groove 5 are provided with first limiting sliding grooves 15, the inner sides of the first limiting sliding grooves 15 are provided with first springs 14, one end of each first spring 14 is provided with a sliding block 16, one, the surface of one end, positioned on the inner side of the limiting clamping groove 19, of the sliding block 16 is provided with a positioning groove 17, one end, positioned on the inner side of the limiting clamping groove 19, of the sliding block is fixedly connected with a positioning block 18, and the positioning block 18 is clamped on the inner side of the positioning groove 17.

In order to facilitate the angle of adjustment guard plate 2, make things convenient for camera 7 to observe, in this embodiment, preferably, stop gear includes the spacing spout 23 of second, the inboard one end of mounting groove 5 is seted up in the spacing spout 23 of second, the inboard card pole 21 that is provided with of the spacing spout 23 of second, the inboard one end of the spacing spout 23 of second is provided with second spring 22, spacing hole 24 has been seted up on 27 end surfaces of second pivot, the spacing hole 24 of card pole 21 one end block is inboard, the second pivot 27 outside is provided with lug 25, spacing groove 26 has been seted up to 5 inboards of mounting groove, lug 25 is in spacing groove 26 inboards.

In order to facilitate the camera 7 to rotate inside the trough 12, in the present embodiment, it is preferable that the camera 7 is slidably connected to the trough 12, and the camera 7 is rotatably connected through the two first rotating shafts 8.

In order to facilitate the rotation of the second bevel gear 10 to drive the first rotating shaft 8 to rotate, in this embodiment, preferably, the first bevel gear 9 is fixedly connected with the first rotating shaft 8, and the first bevel gear 9 is in meshed connection with the second bevel gear 10.

In order to facilitate the sliding block 16 to be clamped into the inner side of the limiting clamping groove 19, the protection plate 2 is installed, in this embodiment, preferably, the sliding block 16 is in sliding connection with the first limiting sliding groove 15, one end of the first spring 14 is fixedly connected with the inner side of the first limiting sliding groove 15, and the other end of the first spring 14 is fixedly connected with the sliding block 16.

In order to facilitate the rotation of the slider 16 to drive the limiting clamping groove 19 to rotate, in this embodiment, preferably, the positioning block 18 is fixedly connected with the inner side of the limiting clamping groove 19, and the positioning block 18 is connected with the positioning groove 17 in a clamping manner.

In order to facilitate the function of limiting the second rotating shaft 27, so that the second rotating shaft 27 can only rotate in place, in this embodiment, preferably, the protruding block 25 is fixedly connected with the second rotating shaft 27, the protruding block 25 is rotatably connected with the limiting groove 26, and the cross sections of the protruding block 25 and the limiting groove 26 are both circular.

In order to facilitate the installation of the shifting block 20, the shifting block 20 drives one end of the clamping rod 21, in this embodiment, preferably, the clamping rod 21 is fixedly connected with the shifting block 20 on the inner side of the second limiting sliding groove 23, and one end of the shifting block 20 penetrates through the inner side of the second limiting sliding groove 23 and is located on the front surface of the rail car main body 1.

In order to facilitate the activity kelly 21, kelly 21 one end can block spacing hole 24 inboard, plays the effect of fixed guard plate 2, and in this embodiment, preferred, kelly 21 is sliding connection with the spacing spout 23 of second, and kelly 21 is connected for the block with spacing hole 24, and spacing hole 24 is annular around second pivot 27 end surface and distributes.

The servo motor 13 of the invention has the model number of 110 ema-040.

The working principle and the using process of the invention are as follows: after the device is completed, the circuit principle of the invention adopts a rail transit construction rail car obstacle detection device disclosed in China patent No. CN 108974051A, when the angle of a camera 7 needs to be adjusted, a servo motor 13 is started, the servo motor 13 rotates to drive a rotating rod 11 to rotate, the rotating rod 11 rotates to drive a second bevel gear 10 to rotate, the second bevel gear 10 rotates to drive a first bevel gear 9 meshed with one side to rotate, the first bevel gear 9 rotates to drive a first rotating shaft 8 to rotate, so that the camera 7 rotates inside a groove body 12, a limit stop 29 slides inside an arc-shaped groove 28, the shooting angle of a protection plate 2 is conveniently finely adjusted by designing an adjusting mechanism, observation at a larger angle is convenient, observation dead angles are reduced, by designing the second bevel gear 10 to mesh with the first bevel gear 9, the second bevel gear 10 rotates to drive the first bevel gear 9 to rotate, the transverse circular motion is converted into longitudinal circular motion, and the camera 7 plays a limiting role when rotating on the inner side of the groove body 12 by designing the limiting stop block 29 on the inner side of the arc-shaped groove 28, so that the camera 7 is prevented from being damaged due to over rotation of the servo motor 13; when the protection plate 2 needs to be installed, the sliding blocks 16 at two ends of the protection plate 2 are pushed towards the inner side of the first limiting sliding groove 15, the first spring 14 is stressed and contracted, then one end of the protection plate 2 is inserted into the inner side of the installation groove 5, one end of the sliding block 16 is loosened, the first spring 14 is not stressed to push the sliding block 16 to move towards one end of the outer side of the first limiting sliding groove 15 at the moment, one end of the sliding block 16 is located at the inner side of the limiting clamping groove 19, the positioning block 18 at the inner side of the second rotating shaft 27 is clamped into the inner side of the positioning groove 17, installation is completed, the protection plate 2 can be installed on the inner side of the installation groove 5 through the design of the installation mechanism, the protection plate 2 is installed at the top end and the bottom end of the camera; when the angle of the protection plate 2 needs to be adjusted, the shifting block 20 is pulled to one side, the shifting block 20 moves to drive the clamping rod 21 to move towards the inner side of the second limiting sliding groove 23, the second spring 22 is stressed to contract, one end of the clamping rod 21 leaves the inner side of the limiting hole 24, then the protection plate 2 is turned over, the protection plate 2 drives the second rotating shaft 27 to rotate along the inner side of the mounting groove 5 through the sliding block 16, the shifting block 20 is loosened after the proper angle is adjusted, the second spring 22 does not stress to push the clamping rod 21 to return to the original position, one end of the clamping rod 21 is clamped to the inner side of the other limiting hole 24, the position of the positioning block 18 is fixed, through the design of the limiting mechanism, the angle of the protection plate 2 can be adjusted, the camera 7 is convenient to observe, the lug 25 is located on the inner side of the limiting groove 26 to play.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.