阅读说明：本技术 一种港口码头场桥双钩滑触线活动夹紧机构及其使用方法 (Movable clamping mechanism for double-hook sliding contact lines of port and wharf field bridges and using method of movable clamping mechanism ) 是由 徐勇 龚旭 朱永祥 李胜永 张智华 于 2021-09-02 设计创作，主要内容包括：本发明属于电力设备技术领域,涉及一种港口码头场桥双钩滑触线活动夹紧机构,包括包括至少一个活动夹紧组件,夹紧组件包括：绝缘体,上部用于与低架塔架连接；第一连接块,设置在绝缘体下部；第二连接块,设置在第一连接块下部,与第一连接块滑动连接；滑线套夹,设置在第二连接块下部,用于夹持滑触线；滑动复位机构,设置在第一连接块与第二连接块之间,用于带动第二连接块复位。本发明通过滑动复位机构的设置,使热胀之后的滑触线在多个滑线套夹的作用下保持同步运动下拉直,并在冷缩之后回到原始的位置,始终保持水平的状态,使场桥设备能够一直运行,提高了工作效率。(The invention belongs to the technical field of power equipment, and relates to a movable clamping mechanism for a double-hook sliding contact line of a port wharf bridge, which comprises at least one movable clamping component, wherein the clamping component comprises: the upper part of the insulator is used for being connected with the low tower; a first connection block disposed at a lower portion of the insulator; the second connecting block is arranged at the lower part of the first connecting block and is in sliding connection with the first connecting block; the sliding wire sleeve clamp is arranged at the lower part of the second connecting block and used for clamping the sliding contact wire; and the sliding reset mechanism is arranged between the first connecting block and the second connecting block and is used for driving the second connecting block to reset. According to the invention, through the arrangement of the sliding reset mechanism, the sliding contact lines after thermal expansion keep synchronous motion and are straightened under the action of the plurality of sliding line sleeve clamps, and return to the original position after cold contraction to always keep a horizontal state, so that the field bridge equipment can always run, and the working efficiency is improved.)

1. The utility model provides a harbour pier bridge double hook wiping line activity clamping mechanism, includes at least one activity clamping component, its characterized in that, clamping component includes:

an insulator (1) having an upper portion for connection to a lower tower;

a first connecting block (3) disposed at a lower portion of the insulator (1);

the second connecting block (4) is arranged at the lower part of the first connecting block (3) and is in sliding connection with the first connecting block (3);

the slide wire sleeve clamp (2) is arranged at the lower part of the second connecting block (4) and is used for clamping a slide contact wire;

and the sliding reset mechanism is arranged between the first connecting block (3) and the second connecting block (4) and is used for driving the second connecting block (4) to reset.

2. The movable clamping mechanism for the double-hook sliding contact line of the harbor wharf field bridge according to claim 1, wherein a first sliding groove (11) is transversely formed at the lower part of the first connecting block (3), a sliding block (10) is arranged at the middle position of the upper part of the second connecting block (4), the first sliding block (10) is of a trapezoidal structure, the first sliding groove (11) is of a trapezoidal structure, and the first sliding block (10) is positioned in the first sliding groove (11) and is matched with the first sliding groove (11).

3. The double-hook sliding contact line movable clamping mechanism of the harbor wharf site bridge according to claim 2, characterized in that the sliding reset mechanism comprises at least two first connecting rods (7) and at least two second connecting rods (8), the two first connecting rods (7) are vertically and symmetrically arranged at the front and the rear of the first connecting block (3), the first connecting block (3) is provided with a first through hole (18) penetrating from the front to the rear, a first rotating shaft (5) is arranged in the first through hole (18), two ends of the first rotating shaft (5) are respectively fixed at one end of the two first connecting rods (7), the two second connecting rods (7) are vertically and symmetrically arranged at the front and the rear of the second connecting block (4), the second connecting block (4) is provided with a second through hole (19) penetrating from the front to the rear, a second rotating shaft (6) is arranged in the second through hole (19), the utility model discloses a novel bearing, including first pivot (6), second pivot (7), first connecting rod (7) and second connecting rod (8), the both ends of second pivot (6) are fixed respectively in the one end of two second connecting rods (7), first connecting rod (7) are in same straight line with second connecting rod (8) in vertical direction, be provided with elastic component (9) between first connecting rod (7) and second connecting rod (8), the one end fixed connection of elastic component (9) is on first connecting rod (7), the other end fixed connection of elastic component (9) is on second connecting rod (8).

4. The double-hook sliding contact line movable clamping mechanism of the harbor wharf site bridge according to claim 3, wherein a fixing plate (12) is arranged between the insulator (1) and the low tower, the upper part of the fixing plate (12) is fixed on the low tower, a second sliding groove (14) is formed in the lower part of the fixing plate (12) along the length direction, at least one second sliding block (13) is arranged in the second sliding groove (14), the lower part of the second sliding block (13) is fixedly connected with the insulator (1), a motor (15) is arranged on the inner wall of one end of the second sliding groove (14), the output shaft of the motor (15) is connected with one end of a screw rod (16), the other end of the screw rod (16) passes through the second sliding block (13) and then is connected to the inner wall of the other end of the second sliding groove (14), and the screw rod (16) is connected with the inner wall of the second sliding groove (14) through a bearing, the screw rod (16) is connected with the second sliding block (13) through threads.

5. The movable clamping mechanism for the double-hook sliding contact line of the port and wharf field bridge according to claim 4, wherein the inner walls of the two ends of the first chute (11) are respectively provided with a pressure sensor (17), the lower part of the low tower frame is provided with a controller, and the controller is respectively electrically connected with the pressure sensor (17) and the motor (15).

6. The use method of the movable clamping mechanism for the double-hook sliding contact line of the port and wharf bridge is characterized by comprising the following steps of:

step 1, fixing a fixing plate (12) on a low-frame tower, clamping one end and a part between two ends of a sliding contact line by using a plurality of sliding line sleeve clamps (2), fixing the other end of the sliding contact line on the low-frame tower far away from a motor (2), and keeping the whole sliding contact line horizontal;

step 2, when the sliding contact line expands with heat, the first sliding block (10) slides in the first sliding groove (11) to drive the sliding line sleeve clamp (2) to slide, so that the whole sliding contact line is kept horizontal, when the sliding contact line contracts with cold, the first sliding block (10) slides in the first sliding groove (11), and the first sliding block (10) returns to the initial position under the action of the sliding reset mechanism, so that the whole sliding contact line is kept horizontal;

and 3, when the sliding contact line expands with heat and contracts with cold to drive the first sliding block (10) to touch the pressure sensor (17) on one side, the pressure sensor (17) feeds back a pressure signal to the controller, the controller starts the motor (15), the motor (15) drives the screw rod (16) to rotate, the second sliding block (13) is driven to move along the screw rod (16) to the direction of the pressure sensor (17) on the side where the pressure signal is fed back, the sliding contact line is kept horizontal, and after the pressure signal of the pressure sensor (17) disappears, the motor (15) is stopped through the controller.

7. The use method of the movable clamping mechanism for the double-hook trolley line of the harbor wharf field bridge according to the claim 6, wherein the pressure signal in the step 3 is the critical pressure of the first slide block (10) to the pressure sensor (17) when the trolley line is about to bend.

Technical Field

The invention belongs to the technical field of power equipment, and relates to a movable clamping mechanism for double-hook sliding contact lines of a dock and a dock bridge and a using method thereof.

Background

In order to meet the requirements of energy conservation and environmental protection, the power of a container yard bridge of a port and a wharf is changed from oil drive to electric drive, and the power output is realized by using a sliding contact line. And by the fixed action of middle fastener, make the wiping line between two adjacent fasteners can not stretch out and draw back along with temperature variation, the tensioning degree variation in different seasons can produce the arc phenomenon when wiping line formula current collector through bending deformation's copper wiping line, can lead to the field bridge equipment to get the electricity and be interrupted and unable work, still can damage electrical equipment when serious, leads to the production accident, has reduced work efficiency.

Disclosure of Invention

The invention aims to provide a movable clamping mechanism for double-hook sliding contact lines of a port wharf field bridge, which aims to solve the technical problem that the existing copper sliding contact lines are bent due to temperature difference.

In order to achieve the purpose, the invention discloses a specific technical scheme of a movable clamping mechanism for double-hook sliding contact lines of a port and wharf field bridge, which comprises the following steps:

a kind of harbour wharf field bridge double hook sliding contact wire activity clamping mechanism, including at least one activity clamp assembly, the clamp assembly includes:

the upper part of the insulator is used for being connected with the low tower;

a first connection block disposed at a lower portion of the insulator;

the second connecting block is arranged at the lower part of the first connecting block and is in sliding connection with the first connecting block;

the sliding wire sleeve clamp is arranged at the lower part of the second connecting block and used for clamping the sliding contact wire;

and the sliding reset mechanism is arranged between the first connecting block and the second connecting block and is used for driving the second connecting block to reset.

The present invention is also characterized in that,

wherein first spout has transversely been seted up to first connecting block lower part, and second connecting block upper portion intermediate position is equipped with the slider, and first slider is the trapezium structure, and first spout position trapezium structure, first slider are located first spout and cooperate with first spout.

Wherein the sliding reset mechanism comprises at least two first connecting rods and at least two second connecting rods, the two first connecting rods are vertically and symmetrically arranged at the front part and the rear part of the first connecting block, the first connecting block is provided with a first through hole penetrating from the front part to the rear part, a first rotating shaft is arranged in the first through hole, two ends of the first rotating shaft are respectively fixed at one end of the two first connecting rods, the two second connecting rods are vertically and symmetrically arranged at the front part and the rear part of the second connecting block, the second connecting block is provided with a second through hole penetrating from the front part to the rear part, a second rotating shaft is arranged in the second through hole, two ends of the second rotating shaft are respectively fixed at one end of the two second connecting rods, the first connecting rods and the second connecting rods are positioned on the same straight line in the vertical direction, an elastic element is arranged between the first connecting rods and the second connecting rods, one end of the elastic element is fixedly connected to the first connecting rods, the other end of the elastic piece is fixedly connected to the second connecting rod.

Wherein be provided with the fixed plate between insulator and the low pylon, fixed plate upper portion is fixed on the low pylon, the second spout has been seted up along length direction in the fixed plate lower part, be equipped with at least one second slider in the second spout, second slider lower part and insulator fixed connection, be provided with the motor on the inner wall of second spout one end, the output shaft of motor has the one end of lead screw, the other end of lead screw passes behind the second slider and connects on second spout other end inner wall, the lead screw passes through the bearing with the second spout inner wall and is connected, the lead screw passes through threaded connection with the second slider.

Wherein, the inner walls at the two ends of the first chute are respectively provided with a pressure sensor, the lower part of the low tower is provided with a controller, and the controller is respectively electrically connected with the pressure sensor and the motor.

A use method of a movable clamping mechanism for double-hook sliding contact lines of a port wharf bridge comprises the following steps:

step 1, fixing a fixing plate on a low-frame tower, clamping one end and a part between two ends of a sliding contact line by using a plurality of sliding line sleeve clamps, fixing the other end of the sliding contact line on the low-frame tower far away from a motor, and keeping the whole sliding contact line horizontal;

step 2, when the sliding contact line expands with heat, the first sliding block slides in the first sliding groove to drive the sliding line sleeve clamp to slide, so that the sliding contact line is kept horizontal as a whole;

and 3, when the sliding contact line expands with heat and contracts with cold to drive the first sliding block to touch the pressure sensor on one side, the pressure sensor feeds back a pressure signal to the controller, the controller starts the motor, the motor drives the screw rod to rotate to drive the second sliding block to move along the screw rod to the direction of the pressure sensor on the side where the pressure signal is fed back, so that the sliding contact line is kept horizontal, and after the pressure signal of the pressure sensor disappears, the motor is stopped through the controller.

And 3, wherein the pressure signal in the step 3 is the critical pressure of the first sliding block to the pressure sensor when the sliding contact line is about to bend.

The movable clamping mechanism for the double-hook sliding contact line of the port wharf field bridge has the following advantages: through the setting of slip canceling release mechanical system, make the wiping line after expend with heat keep the simultaneous movement under the effect of a plurality of wiping line collets to flare out, and get back to original position after the shrinkage, remain the horizontally state throughout, avoid producing because the bending and drawing the arc phenomenon and leading to the field bridge equipment to get the electricity and be interrupted and unable work, make field bridge equipment can move always, and the work efficiency is improved, and simultaneously, the setting up of screw mechanism makes this device can resist expend with heat and contract with cold under the extreme weather, also can remain the level of wiping line throughout, and the work efficiency is further improved. .

Drawings

FIG. 1 is a schematic view of the overall structure of a movable clamping mechanism for double-hook sliding contact lines of a dock and harbor bridge of the present invention;

FIG. 2 is a schematic view of a connection structure of a first connection block and a second connection block in the double-hook sliding contact line movable clamping mechanism of a port and wharf bridge of the present invention;

FIG. 3 is a schematic side view of a first connecting block and a second connecting block in a double-hook sliding contact line movable clamping mechanism of a port and pier bridge of the present invention;

FIG. 4 is a schematic structural view of a sliding reset mechanism in the movable clamping mechanism for the double-hook sliding contact line of the dock and wharf bridge of the port and wharf field;

reference numerals:

1. an insulator; 2. a slide wire sleeve clamp; 3. a first connection block; 4. a second connecting block; 5. a first rotating shaft; 6. a second rotating shaft; 7. a first connecting rod; 8. a second connecting rod; 9. an elastic member; 10. a first slider; 11. a first chute; 12. a fixing plate; 13. a second slider; 14. a second chute; 15. a motor; 16. a screw rod; 17. a pressure sensor; 18. a first through hole; 19. a second via.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following describes a movable clamping mechanism of a double-hook trolley line of a dock and pier bridge and a method for using the same in detail with reference to the attached drawings.

As shown in fig. 1, the movable clamping mechanism for the double-hook sliding contact line of the wharf yard bridge of the invention comprises at least one movable clamping assembly, wherein the movable clamping assembly comprises an insulator 1, the upper part of the insulator 1 is used for being connected with a low-frame tower, the lower part of the insulator 1 is fixedly connected with a first connecting block 3, the lower part of the first connecting block 3 is provided with a second connecting block 4, the second connecting block 4 is slidably connected with the first connecting block 3, the lower part of the second connecting block 4 is fixedly connected with a sliding line sleeve clamp 2 for clamping the sliding contact line, and a sliding reset mechanism is arranged between the first connecting block 3 and the second connecting block 4 and is used for driving the second connecting block 4 to reset.

As shown in fig. 2 and 3, a first sliding groove 11 is transversely formed in the lower portion of the first connecting block 3, a sliding block 10 is fixedly connected to the middle position of the upper portion of the second connecting block 4, the first sliding block 10 is of a trapezoidal structure, the first sliding groove 11 is of a trapezoidal structure, the first sliding block 10 is located in the first sliding groove 11 and matched with the first sliding groove 11, and the first sliding block 10 can freely slide in the first sliding groove 11.

As shown in fig. 4, the slide resetting mechanism includes 6 first connecting rods 7 and 6 second connecting rods 8, 6 the first connecting rods 7 are vertically and symmetrically arranged at the front and rear parts of the first connecting block 3, 6 second connecting rods are vertically and symmetrically arranged at the front and rear parts of the second connecting block 4 respectively, the first connecting block 3 is horizontally provided with 3 through first through holes 18 from the front part to the rear part, the 3 first through holes 18 are respectively provided with a first rotating shaft 5, the first rotating shaft 5 can freely rotate in the first through holes 18, both ends of each first rotating shaft 5 are respectively fixed at one end of two first connecting rods 7, the 6 second connecting rods 7 are respectively vertically and symmetrically arranged at the front part and rear part of the second connecting block 4, the second connecting block 4 is respectively provided with 3 through second through holes 19 from the front part to the rear part, each second through hole 19 is provided with a second rotating shaft 6, the second rotating shafts 6 can freely rotate in the second through holes 19, two ends of each second rotating shaft 6 are respectively fixed at one end of each of the two second connecting rods 7, each first connecting rod 7 and each second connecting rod 8 are positioned on the same straight line in the vertical direction at the same side, an elastic part 9 is arranged between each first connecting rod 7 and each second connecting rod 8, one end of each elastic part 9 is fixedly connected to the first connecting rod 7, and the other end of each elastic part 9 is fixedly connected to the second connecting rod 8. Two adjacent first connecting blocks 3 of two first connecting rods 7 of symmetry, and two first connecting rods 7 free rotation of accessible first pivot 5 drive symmetry, two adjacent second connecting blocks 4 of two second connecting rods 8 of symmetry, and two second connecting rods 8 free rotation of accessible second pivot 6 drive symmetry, second connecting block 4 is relative first connecting block 3 and is moved the back to left or right, become the tilt state after first connecting rod 7 rotates with second connecting rod 8, elastic component 9 between becomes tensile state, under the elastic effect of elastic component 9, initial position can be got back to second connecting block 4.

A fixing plate 12 is arranged between the insulator 1 and the low-tower frame, the upper part of the fixing plate 12 is fixed on the low-tower frame, a second sliding groove 14 is formed in the lower part of the fixing plate 12 along the length direction, at least one second sliding block 13 is arranged in the second sliding groove 14, the second sliding block 13 can freely slide in the second sliding groove 14, two opposite side walls of the second sliding block 13 are close to the second sliding groove 14 to prevent the second sliding block 13 from shaking back and forth, the lower part of the second sliding block 13 is fixedly connected with the insulator 1, a motor 15 is arranged on the inner wall of one end of the second sliding groove 14, an output shaft of the motor 15 is connected with one end of a lead screw 16, the other end of the lead screw 16 passes through the second sliding block 13 and then is connected onto the inner wall of the other end of the second sliding groove 14, the lead screw 16 is connected with the inner wall of the second sliding groove 14 through a bearing, the lead screw 16 is connected with the second sliding block 13 through threads, and the second sliding block 13 can freely move along the lead screw 16 in the second sliding groove 14.

Pressure sensors 17 are respectively arranged on the inner walls of the two ends of the first chute 11, and a controller is arranged on the lower portion of the low tower and is respectively electrically connected with the pressure sensors 17 and the motor 15.

The invention discloses a using method of a movable clamping mechanism of double-hook sliding contact lines of a port wharf bridge, which comprises the following steps:

step 1, fixing a fixing plate 12 on a low-frame tower, clamping one end and a part between two ends of a trolley line by using a plurality of trolley line sleeve clamps 2, and fixing the other end of the trolley line on the low-frame tower far away from a motor 2 to enable the whole trolley line to be horizontal;

step 2, when the sliding contact line expands with heat, the first sliding block 10 slides in the first sliding groove 11 and drives the sliding line jacket clamp 2 to move, so that the sliding contact line is kept horizontal as a whole, when the sliding contact line contracts with cold, the first sliding block 10 slides in the first sliding groove 11, and the first sliding block 10 returns to the initial position under the action of the sliding reset mechanism, so that the sliding contact line is kept horizontal as a whole;

and 3, when the sliding contact line expands with heat and contracts with cold to drive the first sliding block 10 to touch the pressure sensor 17 on one side, the pressure sensor 17 feeds back a pressure signal to the controller, the controller starts the motor 15, the motor 15 drives the screw rod 16 to rotate, and the second sliding block 13 is driven to move along the screw rod 16 to the direction of the pressure sensor 17 on the side where the pressure signal is fed back, so that the sliding contact line is kept horizontal, and after the pressure signal of the pressure sensor 17 disappears, the motor 15 is stopped through the controller.

In step 3, the pressure signal is the critical pressure of the first slider 10 on the pressure sensor 17 when the trolley line is about to bend.

The working principle is as follows: when in use, the fixed plate 12 is fixed on a low-frame tower, the number of the slide wire sleeve clamps 2 is determined according to the length of the slide wire, one end of the slide wire is clamped and fixed by using one slide wire sleeve clamp 2, the part between the two ends of the slide wire is clamped and fixed by using the rest slide wire sleeve clamps 2, then the other end of the slide wire is fixed on the low-frame tower far away from the motor 2, so that the whole slide wire is kept horizontal, when the slide wire is thermally expanded, the first sliding block 10 slides in the first sliding chute 11, the plurality of slide wire sleeve clamps 2 keep synchronous motion under the combined action of the first connecting rod 7, the second connecting rod 8 and the elastic part 9, the slide wire sleeve clamps 2 are driven to slide, the slide wire which is expanded and stretched to be bent is straightened, so that the whole slide wire is kept horizontal, at the moment, the first connecting rod 7 and the second connecting rod 8 rotate to form an inclined state, and the elastic part 9 between the inclined state is stretched, when the sliding contact line shrinks, the first slide block 10 is driven to slide in the first sliding groove 11, and simultaneously, under the elastic action of the elastic component 9, the second connecting block 4 can return to the initial position, so that the sliding contact line is kept horizontal as a whole, when the temperature difference is extremely large in extreme weather and the sliding contact line expands with heat and contracts with cold so that the extension or contraction degree of the sliding contact line is relatively large, the first sliding block 10 touches the pressure sensor 17 on one side to reach critical pressure, the pressure sensor 17 feeds back a pressure signal to the controller, the controller starts the motor 15, the motor 15 drives the screw rod 16 to rotate, the screw rod 16 drives the second sliding block 13 to move along the screw rod 16 to the direction of the pressure sensor 17 on the side where the pressure signal is fed back, so that the extended or shortened sliding contact line is kept horizontal again, the second sliding block 13 leaves the pressure sensor 17, and after the pressure signal of the pressure sensor 17 disappears, the motor 15 is stopped through the controller.

The invention relates to a movable clamping mechanism for double-hook sliding contact lines of a port and wharf yard bridge and a use method thereof.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.