CN218155856U

CN218155856U - Pantograph upper and lower arm combined gauge

Info

Publication number: CN218155856U
Application number: CN202222500750.8U
Authority: CN
Inventors: 孔祥斌; 张大波; 王建军; 裴春莲; 巴永林; 李桥
Original assignee: Chengdu Yonggui Dongyang Rail Transit Equipment Co ltd
Current assignee: Chengdu Yonggui Dongyang Rail Transit Equipment Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2022-12-27
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses an utensil is examined in combination of upper and lower arm of pantograph, include: the base is provided with a first fixing part and a second fixing part which are used for respectively supporting two ends of a lower arm; the first detection mandrel is used for being simultaneously inserted into the hinge holes of the upper arm and the lower arm, so that the upper arm and the lower arm can rotate around the first detection mandrel; the second detection mandrel is used for being simultaneously inserted into the connecting holes of the two blade-shaped connecting plates of the upper arm; the clamping plate is provided with two clamping grooves for clamping the first detection mandrel and the second detection mandrel simultaneously; the second fixing part is provided with a first connecting groove for supporting the first detection core shaft. The utility model discloses an utensil can carry out pre-assembly to upper and lower arm to the combination of pantograph upper and lower arm, and has and uses comparatively convenient advantage.

Description

Pantograph upper and lower arm combined gauge

Technical Field

The utility model relates to a pantograph technical field especially relates to an utensil is examined in upper and lower arm combination of pantograph.

Background

A pantograph (also known as a current collector) is an electrical device for an electric traction locomotive to obtain electric energy from a catenary and is installed on the roof of the locomotive or a bullet train. Pantographs can be divided into four major categories: double arm, single arm, vertical and Dan Jin. The single-arm bow comprises a sliding plate, an upper arm rod, a lower arm rod, an underframe, a bow lifting spring, a transmission cylinder, a supporting insulator and the like. The upper arm and the lower arm of the single-arm pantograph are separately machined in the manufacturing process, so that the machined upper arm and the machined lower arm need to be preassembled to detect whether the machining tolerance of the upper arm and the lower arm is within the process standard. But now lack one kind and can carry out preassembleing and use comparatively convenient utensil of examining to upper and lower arm.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide an utensil is examined in upper and lower arm combination of pantograph.

The purpose of the utility model is realized through the following technical scheme:

a utensil is examined in combination of pantograph upper and lower arm includes:

the base is provided with a first fixing part and a second fixing part which are used for respectively supporting two ends of a lower arm;

a first detection spindle for being simultaneously inserted into the hinge holes of the upper and lower arms so that the upper and lower arms can rotate around the first detection spindle;

the second detection mandrel is used for being simultaneously inserted into the connecting holes of the two blade-shaped connecting plates of the upper arm;

the clamping plate is provided with two clamping grooves for clamping the first detection mandrel and the second detection mandrel simultaneously;

the second fixing part is provided with a first connecting groove for supporting the first detection mandrel.

Through above-mentioned technical scheme, it is articulated that the upper arm that awaits measuring and lower arm realize through first detection dabber, has accomplished the preassembleing to upper and lower arm from this. Simultaneously, the first connecting groove that fixed part is last can carry out the bearing to first detection dabber, also can be comparatively convenient place after upper and lower arm accomplishes the preassembly and carry out further detection on the base. Subsequently, the staff can insert the second in the connecting hole of two sword shape connecting plates of upper arm and detect the dabber to use the screens board to carry out the block to first detection dabber and second detection dabber, and then whether the machining tolerance between the hinge hole of detectable sword shape connecting plate and upper and lower arm is in process standard. Compared with the prior art, the utility model discloses an utensil can carry out preassembling to upper and lower arm to the upper and lower arm combination of pantograph, and has the comparatively convenient advantage of use.

Preferably, the second fixing portion comprises oppositely arranged foot plates, the first connecting groove is formed in the top surface of each foot plate, and the two first connecting grooves are matched with each other to support the two end portions of the first detection mandrel.

Through above-mentioned technical scheme, the spread groove one on two footboards can be comparatively stable carries out the bearing to the both ends of first detection dabber, examines the stable higher of using of utensil.

Preferably, there are two clamping plates, and the two clamping plates are respectively clamped at two ends of the first detection mandrel and the second detection mandrel.

Through above-mentioned technical scheme, two screens board blocks are at the both ends that first detection dabber and second detected the dabber, so can detect the axis depth of parallelism between first detection dabber and the second detection dabber further, examine the testing result reliability of utensil higher.

Preferably, a first detection hole capable of being opposite to the connecting hole of the upper arm connecting plate penetrates through the side wall of the first clamping plate.

Through above-mentioned technical scheme, the staff can use the axle type of standard to detect (for example plug gauge) and carry out the tolerance to the connecting hole of upper arm connecting plate and detect, examines the service function that utensil has diversified detection.

Preferably, the first fixing portion comprises first support legs arranged oppositely, a first fixing detection assembly is arranged at the top of each first support leg, and the first fixing detection assembly is used for connecting the end, away from the first detection mandrel, of the lower arm to the first support leg.

Through the technical scheme, the lower arm can be far away from the end part of the first detection mandrel through the first fixed detection assembly, and the first fixed part is connected with the end part of the first detection mandrel.

Preferably, fixed detection component one includes the connecting plate and sets up spliced pole on the lateral wall of connecting plate, the connecting plate is connected with the lower arm through fastening bolt, just spread groove two has been seted up on the top surface of stabilizer blade one, two the spliced pole bearing is respectively in two spread groove two.

Through the technical scheme, during the use, pass through fastening bolt with the connecting plate earlier and connect on the arm down, can go into the spliced pole card on the connecting plate in the spread groove two that correspond the stabilizer blade afterwards, realized from this that the convenient assembly nature that the underarm is connected through fixed detection subassembly one and fixed part one.

Preferably, a second detection hole penetrates through the side wall of the first support leg, a third detection hole opposite to the second detection hole penetrates through the side wall of the connecting plate, and a third detection mandrel is arranged between the third detection hole and the second detection hole.

Through above-mentioned technical scheme, the third detects the dabber and can carry out tolerance detection to the corresponding hole site that the lower arm corresponds the subassembly, examines the diversified detectability of utensil and further improves.

Preferably, a wiring hole detection plate is further arranged on the side wall of the connection plate and comprises a connection portion and a detection portion which are perpendicular to each other, the connection portion is connected with the connection plate through a bolt, and a detection hole IV is formed in the detection portion in a penetrating mode.

Through above-mentioned technical scheme, the staff can dispose the plug gauge in the inspection hole four, and then can realize the tolerance detection to the connecting hole of underarm wiring connecting plate, has improved the diversified detectability of examining the utensil from this once more.

Preferably, the base is further provided with a detection baffle opposite to the arch lifting height limiting block on the lower arm, the detection baffle is hinged to the base through a hinge, and the top of the detection baffle is provided with a detection plate which inclines to one side of the arch lifting height limiting block and is used for being attached to the arch lifting height limiting block.

Through above-mentioned technical scheme, through observing the laminating degree of pick-up plate and the high stopper of lift bow, can detect out and rise the high stopper of bow and whether accord with the technological standard, examine the diversified detectability of utensil and obtain embodying once more.

Preferably, still be provided with on the base and be used for the bearing upper arm to keep away from the fixed part three of the tip of first detection dabber, fixed part three is including relative stabilizer blade two that sets up, each the top of stabilizer blade two all is provided with fixed determine module two, spread groove three has been seted up on the top surface of stabilizer blade two, two the spliced pole of fixed determine module two is respectively the bearing two in the spread groove three.

Through above-mentioned technical scheme, fixed part three can keep away from the upper arm the tip of first detection dabber carries out stable bearing, so change the receipts bow state of simulating out the pantograph in-service use, and then make the structural rationality of examining the utensil obtain improving.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is an enlarged view of the portion A of FIG. 1;

FIG. 3 is an enlarged view of the portion B of FIG. 1;

FIG. 4 is a schematic structural view of a wiring hole detection plate;

FIG. 5 is an enlarged view of section C of FIG. 4;

fig. 6 is an enlarged view of a portion D of fig. 5.

Reference numerals are as follows: 1. a base; 2. a first fixing part; 3. a second fixed part; 4. a first detection mandrel; 5. a second detection mandrel; 6. a clamping plate; 7. a clamping groove; 8. connecting a first connecting groove; 9. a foot plate; 10. detecting a first hole; 11. a first support leg; 12. fixing a first detection assembly; 13. a connecting plate; 14. connecting columns; 15. connecting a groove II; 16. a second detection hole; 17. detecting a third hole; 18. a third detection mandrel; 19. a wiring hole detection plate; 20. a connecting portion; 21. a detection unit; 22. detecting a hole IV; 23. detecting a baffle; 24. detecting a plate; 25. a third fixed part; 26. a second support leg; 27. fixing a second detection assembly; 28. connecting grooves III; 29. an upper arm; 30. an upper arm frame; 31. a blade-shaped connecting plate; 32. an upper arm jacking pipe; 33. a lower arm; 34. a lower arm frame; 35. an upper arm connecting plate; 36. jacking a main shaft; 37. a bow-lifting height limiting block; 38. and a lower arm wiring connection board.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 6, a pantograph upper and lower arm combined inspection tool is used for pre-assembling and detecting upper and lower arms of a pantograph in the prior art.

The upper arm 29 comprises an upper arm frame 30, two blade-shaped connecting plates 31 are symmetrically arranged at one end of the upper arm frame 30, and an upper arm jacking pipe 32 is arranged at the other end of the upper arm frame 30; the lower arm 33 includes a lower arm frame 34, one end of the lower arm frame 34 is symmetrically provided with two upper arm connecting plates 35, and the other end is provided with a spindle top pipe 36. More specifically, the upper arm connecting plate 35 and the blade connecting plate 31 are provided with hinge holes which can be located at opposite positions and are used for hinging the upper arm and the lower arm together. The side wall of the main shaft top pipe 36 is also provided with a lifting bow height limiting block 37.

The checking fixture comprises a base 1, wherein a first fixing part 2 and a second fixing part 3 are arranged on the base 1, and the first fixing part 2 and the second fixing part 3 are matched to respectively support two ends of a lower arm 33. Specifically, the first fixing portion 2 can support the end portion of the lower arm frame 34 on the side closer to the spindle head pipe 36, and the second fixing portion 3 can support the end portion of the lower arm frame 34 on the side closer to the upper arm connecting plate 35.

During detection, a worker can insert the first detection mandrel 4 into the hinge holes of the upper arm and the lower arm to realize pre-assembly of the upper arm and the lower arm, so that the upper arm 29 and the lower arm 33 can rotate around the first detection mandrel 4. And have the spread groove 8 that is used for the first detection dabber 4 of bearing on the above-mentioned fixed part two 3, through spread groove 8 and the cooperation of first detection dabber 4 can be comparatively convenient will accomplish the upper and lower arm after the preassembly and place on base 1, change from this in that the staff carries out subsequent detection operation.

And it will be appreciated that the first testing mandrel 4 itself can test the dimensional tolerances of the hinge holes of the upper and lower arms. Then, the worker can insert the second detection mandrel 5 into the connecting holes of the two blade-shaped connecting plates 31, and the second detection mandrel 5 can also detect the connecting holes of the blade-shaped connecting plates 31 similarly to the first detection mandrel 4. Then, the staff can detect the axis depth of parallelism between first detection dabber 4 and the second detection dabber 5 at the equal block screens board 6 in the both ends of first detection dabber 4 and the second detection dabber 5 to reach the detection purpose to the size tolerance between the hinge hole of upper and lower arm and the connecting hole of sword shape connecting plate 31.

More specifically, the above-mentioned blocking plate 6 has two blocking grooves 7 penetrating therethrough, and when in use, if the first detecting mandrel 4 and the second detecting mandrel 5 can be smoothly blocked into the two blocking grooves 7, respectively, it means that the dimensional tolerance between the hinge holes of the upper and lower arms and the connecting hole of the blade-shaped connecting plate 31 is within the process standard. And a first detection hole 10 which can be opposite to the connection hole of the upper arm connection plate 35 can be arranged on one clamping plate 6 in a penetrating mode, so that a worker can configure a standard shaft detection part (such as a plug gauge) in the first detection hole 10, and tolerance detection of the connection hole of the upper arm connection plate 35 is achieved.

The second fixing portion 3 comprises two oppositely arranged foot plates 9, and a first connecting groove 8 is formed in the top surface of each foot plate 9. It will be appreciated that the two ends of the first detecting mandrel 4 can be respectively supported in the two connecting grooves one 8 and stably supported by the two foot plates 9.

The first fixing portion 2 comprises two oppositely arranged support legs 11, a first fixing detection assembly 12 is arranged at the end portion of each support leg 11, and two ends of the spindle top pipe 36 are connected with the corresponding support legs 11 through the first fixing detection assemblies 12. Specifically, the first fixed detection assembly 12 includes a connection plate 13 and a connection column 14 disposed on a side wall of the connection plate 13, and the connection plate 13 is fixedly connected to an end of the spindle top tube 36 through a fastening bolt (not shown). And the top surface of the first support leg 11 is further provided with a second connecting groove 15, and after the connecting plate 13 is fixed with the end part of the spindle top pipe 36, the connecting column 14 can be supported in the corresponding second connecting groove 15, that is, the two first support legs 11 can stably support the spindle top pipe 36.

In order to further improve the multi-direction detection performance of the detection tool, a second detection hole 16 penetrates through the side wall of the first support leg 11, a third detection hole 17 opposite to the second detection hole 16 penetrates through the side wall of the connecting plate 13, and a third detection mandrel 18 is arranged between the third detection hole 17 and the second detection hole 16. In the actual use process, the second detection hole 16 and the third detection hole 17 are opposite to corresponding hole sites on other components on the main shaft top pipe 36, and then the third detection mandrel 18 is inserted into the corresponding hole sites, so that the size tolerance detection of the hole sites can be realized.

And the side wall of the connecting plate 13 is further provided with a wire connection hole detection plate 19, which specifically includes a connecting portion 20 and a detection portion 21 that are perpendicular to each other, in this embodiment, the connecting portion 202 and the detection portion 21 are integrally formed. The connecting portion 20 is fixedly connected to the connecting plate 13 by bolts, and a detecting hole four 22 is formed through a side wall of the detecting portion 21. In the actual use process, the detection hole four 22 is opposite to the connection hole of the lower arm connection connecting plate 38 on the main shaft jacking pipe 36, and the plug gauge can be configured in the detection hole four 22 by a worker in the same way as the use method of the detection hole one 10, so that the purpose of detecting the size tolerance of the connection hole of the lower arm connection connecting plate 38 is achieved.

The base 1 is further provided with a detection baffle 23 opposite to the bow-rising height limiting block 37 on the main shaft top pipe 36, the detection baffle 23 is hinged to the end face of the base 1 through a hinge, and the top of the detection baffle 23 is provided with a detection plate 24 which inclines towards one side of the bow-rising height limiting block 37 and is used for being attached to the bow-rising height limiting block 37. And whether the bow-lifting height limiting block 37 meets the process standard or not can be detected by observing the attaching degree of the detection plate 24 and the bow-lifting height limiting block 37. Therefore, the multi-directional detection performance of the detection tool is improved.

It should be mentioned that, the base 1 is further provided with a third fixing portion 25 for supporting an end portion (i.e., an upper arm top pipe 32) of the upper arm 29 away from the first detecting mandrel 4, the third fixing portion 25 includes two support legs 26 disposed oppositely, the top of each support leg 26 is provided with a second fixed detecting component 27, and the top surface of each support leg 26 is further provided with a third connecting groove 28. The second fixed detection assembly 27 and the first fixed detection assembly 12 adopt the same structural design, and the only difference is that the connecting plates 13 in the second fixed detection assembly 27 and the first fixed detection assembly 12 are both subjected to adaptive shape adjustment according to the connecting assemblies corresponding to the upper and lower arms. It can be understood that the connecting columns 14 in the two fixed detecting components 27 are respectively supported in the two connecting grooves three 28, and the upper arm top pipe 32 is stably supported by the two supporting legs two 26.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides an utensil is examined in combination of upper and lower arm of pantograph which characterized by includes:

the device comprises a base (1), wherein a first fixing part (2) and a second fixing part (3) which are used for respectively supporting two ends of a lower arm are arranged on the base (1);

a first detection mandrel (4), wherein the first detection mandrel (4) is used for being simultaneously inserted into the hinge holes of the upper arm and the lower arm so that the upper arm and the lower arm can rotate around the first detection mandrel (4);

the second detection mandrel (5) is used for being simultaneously inserted into the connecting holes of the two edge-shaped connecting plates of the upper arm;

the clamping plate (6) is provided with two clamping grooves (7) for clamping the first detection core shaft (4) and the second detection core shaft (5) simultaneously;

and the second fixing part (3) is provided with a first connecting groove (8) for supporting the first detection core shaft (4).

2. The upper and lower arm combination checking fixture for pantographs according to claim 1, wherein: the second fixing portion (3) comprises foot plates (9) which are arranged oppositely, each first connecting groove (8) is formed in the top surface of each foot plate (9), and the first connecting grooves (8) are matched to support the two end portions of the first detection core shaft (4).

3. The upper and lower arm combination checking fixture for pantographs according to claim 1, wherein: the clamping plates (6) are two, and the clamping plates (6) are respectively clamped at two ends of the first detection core shaft (4) and the second detection core shaft (5).

4. The upper and lower arm combination checking fixture for pantographs according to claim 3, wherein: a first detection hole (10) capable of being opposite to the connecting hole of the upper arm connecting plate penetrates through the side wall of the clamping plate (6).

5. The pantograph upper and lower arm combination testing fixture of claim 1, wherein: the first fixing portion (2) comprises support legs I (11) which are arranged oppositely, a first fixing detection assembly (12) is arranged at the top of each support leg I (11), and the first fixing detection assembly (12) is used for connecting the end portion, far away from the first detection core shaft (4), of the lower arm to the support legs I (11).

6. The upper and lower arm combination checking fixture for pantographs according to claim 5, wherein: fixed determine module (12) are in including connecting plate (13) and setting spliced pole (14) on the lateral wall of connecting plate (13), connecting plate (13) are connected with the lower arm through fastening bolt, just spread groove two (15) have been seted up on the top surface of stabilizer blade (11), two spliced pole (14) bearing respectively is two in spread groove two (15).

7. The upper and lower arm combination checking fixture for pantographs according to claim 6, wherein: the side wall of the first supporting leg (11) is provided with a second detection hole (16) in a penetrating mode, the side wall of the connecting plate (13) is provided with a third detection hole (17) opposite to the second detection hole (16) in a penetrating mode, and a third detection mandrel (18) is arranged between the third detection hole (17) and the second detection hole (16).

8. The upper and lower arm combination testing fixture for pantographs of claim 6, wherein: the side wall of the connecting plate (13) is further provided with a wiring hole detection plate (19), the wiring hole detection plate (19) comprises a connecting portion (20) and a detection portion (21) which are perpendicular to each other, the connecting portion (20) is connected with the connecting plate (13) through a bolt, and the detection portion (21) is provided with a detection hole four (22) in a penetrating mode.

9. The upper and lower arm combination checking fixture for pantographs according to claim 1, wherein: the detection device is characterized in that a detection baffle (23) opposite to the arch lifting height limiting block on the lower arm is further arranged on the base (1), the detection baffle (23) is hinged to the base (1) through a hinge, and the top of the detection baffle (23) is provided with a detection plate (24) which inclines to one side of the arch lifting height limiting block and is used for being attached to the arch lifting height limiting block.

10. The pantograph upper and lower arm combination testing fixture of claim 1, wherein: still be provided with on base (1) and be used for the bearing upper arm to keep away from fixed part three (25) of the tip of first detection dabber (4), fixed part three (25) are including relative stabilizer blade two (26) that set up, each the top of stabilizer blade two (26) all is provided with fixed detecting component two (27), spread groove three (28), two have been seted up on the top surface of stabilizer blade two (26) spliced pole (14) of fixed detecting component two (27) are supported respectively two in the spread groove three (28).