CN220584311U

CN220584311U - AC grounding detection device applied to twelve-pulse charger

Info

Publication number: CN220584311U
Application number: CN202321785923.3U
Authority: CN
Inventors: 周细文; 陈烘民; 周泽勇
Original assignee: Jiangsu Tongxin Electrical Technology Co ltd
Current assignee: Jiangsu Tongxin Electrical Technology Co ltd
Priority date: 2023-07-10
Filing date: 2023-07-10
Publication date: 2024-03-12
Anticipated expiration: 2033-07-10

Abstract

The utility model relates to the technical field of alternating current grounding detection devices, discloses an alternating current grounding detection device applied to a twelve-pulse charger, and solves the problem that an existing alternating current grounding resistance tester is poor in fixing effect on a wire connector, so that the wire connector is easy to separate from a plug-in interface. The utility model provides an AC ground connection detection device for twelve pulse charging machines, including shell casing, the rotation lid, detection portion, hasp and grafting mouth, shell casing upper end is provided with fixed subassembly, the storage subassembly that rotates lid one side and be provided with, the movable groove has been seted up to shell casing upper end, the fixed subassembly of wiring first block part and second block part and embedding set up the wire part in the grafting mouth upper end, through the setting of movable groove, first block part, second block part and wire part, the purpose that fixed wire connects has been realized, the problem that the joint of wire easily separates with the grafting mouth of AC ground resistance tester when having solved the wire and having received external force to pull.

Description

AC grounding detection device applied to twelve-pulse charger

Technical Field

The utility model relates to the technical field of alternating current grounding detection devices, in particular to an alternating current grounding detection device applied to a twelve-pulse charger.

Background

The twelve-pulse charger needs to be subjected to alternating-current grounding resistance detection regularly in the use process of the twelve-pulse charger, and the resistance of the grounding device and the scattered resistance of soil under the ground are measured, so that fire hazards and electric shock hazards are reduced to the greatest extent, an alternating-current grounding detection device is needed, most of existing alternating-current grounding detection uses an alternating-current grounding resistance tester for detection, the alternating-current grounding resistance tester and the twelve-pulse charger are connected by using a wire when the alternating-current grounding resistance tester detects, the existing alternating-current grounding resistance tester is only connected with the wire in a plugging mode through a connector, and when the wire is pulled by external force, the connector of the wire is easy to separate from the plug-in connector of the alternating-current grounding resistance tester, so that the alternating-current grounding resistance detection cannot be normally performed.

Disclosure of Invention

The utility model aims to provide an alternating current grounding detection device applied to a twelve-pulse charger, which adopts the device to work, so that the problem that the wire connector is easy to separate from a plug-in port of an alternating current grounding resistance tester due to poor fixing effect of the traditional alternating current grounding resistance tester on the wire connector is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the alternating current grounding detection device comprises a shell, a rotating cover rotatably connected to one side of the shell, a detection part arranged in the shell, a lock catch arranged on one side of the shell and the rotating cover, and a plug-in port penetrating through the shell and the detection part, wherein a wiring fixing component for fixing wiring is arranged at the upper end of the shell, and a containing component for containing wiring is arranged on one side of the rotating cover;

the movable groove is formed in the upper end of the shell body, the wiring fixing assembly comprises a first clamping part, a second clamping part and a wire part, the first clamping part and the second clamping part are arranged in the movable groove, the wire part is embedded into the wire part, the wire part is arranged at the upper end of the plug-in connector, the first clamping part and the second clamping part are oppositely arranged on the same straight line, the first clamping part and the second clamping part are components made of the same structure, the movable groove is used for enabling the first clamping part and the second clamping part to move, the first clamping part and the second clamping part are used for fixing the positions of the wire part, and the wire part is used for connecting the plug-in connector and the twelve-pulse charger.

Preferably, the wire component comprises a plug connected with the upper end of the plug in a jogged manner, a connecting wire fixedly connected with the upper end of the plug, a connecting block fixedly connected with the outer surface of the connecting wire and a clamping block fixedly connected with one end of the connecting block, the inner wall of the clamping block is fixedly connected with the outer surface of the connecting wire, the other end of the connecting block is fixedly connected with the plug, and the diameter of the connecting block is smaller than that of the plug and the clamping block.

Preferably, the first clamping component comprises a first spring fixedly connected to one side of the movable groove and a clamping arc block fixedly connected to the other end of the first spring, and one side of the clamping arc block is attached to the outer surface of the connecting block.

Preferably, the first clamping component further comprises guide rods fixedly connected to the outer surface of the clamping arc block, two groups of guide rods are arranged, and the two groups of guide rods are movably connected with the upper end of the shell body in an embedded mode.

Preferably, the first clamping component further comprises a connecting rope fixedly connected to the outer surface of the clamping arc block and a pulling block fixedly connected to the other end of the connecting rope, and the connecting rope is movably connected with the upper end of the shell body in a penetrating mode.

Preferably, the accommodating assembly comprises a winding part arranged on one side of the rotary cover and a pressing part arranged on the outer surface of the winding part, wherein the winding part is used for winding and accommodating the wires, and the pressing part is used for fixing the wires.

Preferably, the winding part comprises a fixed plate fixedly connected to one side of the rotary cover, a winding shaft fixedly connected to the other side of the fixed plate, and a blocking plate fixedly connected to the other end of the winding shaft.

Preferably, the compressing part comprises a supporting plate in threaded connection with the other side of the blocking plate through a bolt, a second spring fixedly connected to the lower end of the supporting plate and an extrusion arc block fixedly connected to the other end of the second spring, two groups of second springs are arranged, and the lower end of the extrusion arc block is attached to the outer surface of the winding shaft.

Compared with the prior art, the utility model has the following beneficial effects:

1. the alternating current grounding detection device applied to the twelve-pulse charger provided by the utility model realizes the purpose of fixing the wire connector through the arrangement of the movable groove, the first clamping part, the second clamping part and the wire part, and solves the problem that the connector of the wire is easy to separate from the plug-in port of the alternating current grounding resistance tester when the wire is pulled by external force.

2. The alternating current grounding detection device applied to the twelve-pulse charger provided by the utility model realizes the purpose of accommodating the wires through the arrangement of the winding part and the pressing part, and solves the problems that the conventional wires are easy to tie because of winding and storing, and the connection is required to be loosened when the alternating current grounding resistance tester is used, so that the wiring is troublesome when the alternating current grounding resistance tester is used.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a plug interface according to the present utility model;

FIG. 3 is a schematic view of the structure of the connecting member of the present utility model;

FIG. 4 is a schematic view of the structure of the first engaging member and the second engaging member of the present utility model;

FIG. 5 is a schematic view of a first engaging member according to the present utility model;

FIG. 6 is a schematic view of a housing assembly according to the present utility model;

fig. 7 is a schematic view of the structure of the winding member and the pressing member of the present utility model.

In the figure: 1. a housing shell; 2. a rotary cover; 3. a wiring fixing assembly; 31. a movable groove; 32. a first engagement member; 321. a first spring; 322. clamping the arc block; 323. a guide rod; 324. a connecting rope; 325. pulling blocks; 33. a second engaging member; 34. a wire member; 341. a plug; 342. a connecting block; 343. a clamping block; 344. a connecting wire; 4. a receiving assembly; 41. a winding member; 411. a fixing plate; 412. a winding shaft; 413. a blocking plate; 42. a pressing member; 421. a support plate; 422. a second spring; 423. extruding the arc blocks; 5. locking; 6. a detection unit; 7. and an interface.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1, 2 and 4, an ac ground fault detection device for a twelve-pulse charger includes a housing 1, a rotary cover 2 rotatably connected to one side of the housing 1, a detection unit 6 disposed in the housing 1, a latch 5 disposed on one side of the housing 1 and the rotary cover 2, and a socket 7 penetrating between the housing 1 and the detection unit 6, a wire fixing assembly 3 for fixing a wire is disposed at an upper end of the housing 1, a receiving assembly 4 for receiving the wire is disposed on one side of the rotary cover 2, a movable slot 31 is disposed at an upper end of the housing 1, the wire fixing assembly 3 includes a first engaging member 32 and a second engaging member 33 disposed in the movable slot 31, and a wire member 34 embedded in an upper end of the socket 7, the first engaging member 32 and the second engaging member 33 are relatively disposed on the same straight line, the movable slot 31 is used for moving the first engaging member 32 and the second engaging member 33, and the first engaging member 32 and the second engaging member 33 are used for fixing the wire 34 at the position of the socket 7.

The utility model is further described below with reference to examples.

Example 1:

referring to fig. 3 and 5, the wire member 34 includes a plug 341 engaged with the upper end of the plug 7, a connection wire 344 fixedly connected to the upper end of the plug 341, a connection block 342 fixedly connected to the outer surface of the connection wire 344, and a locking block 343 fixedly connected to one end of the connection block 342, wherein the inner wall of the locking block 343 is fixedly connected to the outer surface of the connection wire 344, the other end of the connection block 342 is fixedly connected to the plug 341, the diameter of the connection block 342 is smaller than the diameters of the plug 341 and the locking block 343, the other end of the connection wire 344 is connected to the twelve-pulse charger, when the plug 341 and the connection block 342 are fixed, the locking block 343 and the connection wire 344 are also fixed, the first locking member 32 includes a first spring 321 fixedly connected to one side of the movable slot 31, a locking arc block 322 fixedly connected to the other end of the first spring 321, and one side of the locking arc block 322 is attached to the outer surface of the connection block 342, the expansion and contraction of the first spring 321 can drive the clamping arc blocks 322 to move, the first clamping component 32 further comprises guide rods 323 fixedly connected to the outer surface of the clamping arc blocks 322, the guide rods 323 are provided with two groups, the two groups of guide rods 323 are movably connected with the upper end of the shell body 1 in an embedded mode, the two groups of guide rods 323 guide the clamping arc blocks 322, the clamping arc blocks 322 can only do linear motion along the length direction of the guide rods 323, the movement direction deviation of the clamping arc blocks 322 is avoided, the first clamping component 32 further comprises connecting ropes 324 fixedly connected to the outer surface of the clamping arc blocks 322 and pulling blocks 325 fixedly connected to the other ends of the connecting ropes 324, the connecting ropes 324 penetrate through the upper end of the shell body 1 and are movably connected with the upper end of the shell body, the pulling blocks 325 can pull the clamping arc blocks 322 to be close to the pulling blocks 325 through the connecting ropes 324, and the first spring 321 can be compressed.

The pull block 325 is pulled by applying external force, because the first clamping component 32 and the second clamping component 33 are components made of the same structure, the external force is applied to the second clamping component 33, so that the first spring 321 and the second clamping component 33 are far away from each other, the plug 341 is inserted into the upper end of the plug interface 7, then the pull block 325 and the second clamping component 33 are loosened, the first spring 321 rebounds to enable the clamping arc block 322 to be attached to the outer surface of the connecting block 342, meanwhile, one end of the second clamping component 33 is attached to the outer surface of the connecting block 342, and the clamping arc block 322 cannot move up and down due to the fact that the two groups of guide rods 323 limit the clamping arc block 322, and at the moment, the clamping arc block 322 and the second clamping component 33 press the connecting block 342 to be clamped, so that the plug 341 cannot move upwards, the plug 341 cannot be separated from the plug interface 7, and the situation that the grounding detection cannot be normally carried out due to the separation of the plug 341 and the plug interface 7 when the connecting line 344 is pulled by external force can be avoided.

Example 2:

referring to fig. 6 and 7, the receiving assembly 4 includes a winding part 41 disposed at one side of the rotary cover 2 and a pressing part 42 disposed at an outer surface of the winding part 41, the winding part 41 is used for winding the receiving wire, the pressing part 42 is used for fixing the wire, the winding part 41 includes a fixing plate 411 fixedly connected at one side of the rotary cover 2, a winding shaft 412 fixedly connected at the other side of the fixing plate 411 and a blocking plate 413 fixedly connected at the other end of the winding shaft 412, the fixing plate 411 supports the fixing winding shaft 412, the winding shaft 412 supports the fixing blocking plate 413, the wire can be wound at the outer surface of the winding shaft 412, the pressing part 42 includes a supporting plate 421 screw-connected with the other side of the blocking plate 413 through a bolt, a second spring 422 fixedly connected at a lower end of the supporting plate 421 and a pressing arc block 423 fixedly connected at the other end of the second spring 422, and the second spring 422 is provided with two groups, the lower ends of the pressing arc block 423 are attached to the outer surface of the winding shaft 412, the second springs 422 of the two groups press the pressing arc block 423, so that the pressing arc block 423 and the winding shaft 412 can be attached to the supporting plate 421 by detaching the supporting plate 413.

The bolt between backup pad 421 and barrier plate 413 is detached, take down backup pad 421, make second spring 422 and extrusion arc piece 423 also be dismantled along with backup pad 421, again with connecting wire 344 around the winding axle 412 surface, take the backup pad 421 again and place at barrier plate 413 surface, make extrusion arc piece 423 extrude the connecting wire 344 fixed at winding axle 412 surface, with backup pad 421 and barrier plate 413 threaded connection, make backup pad 421 fixed in position, make extrusion arc piece 423 extrude the connecting wire 344 fixed at winding axle 412 surface all the time, can accomodate connecting wire 344, can avoid connecting wire 344 to tie a knot, wiring when making AC ground resistance tester use is more convenient.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. Be applied to twelve pulse charger's interchange ground connection detection device, including shell casing (1), rotate and connect rotation lid (2) in shell casing (1) one side, set up in the inside detection portion (6) of shell casing (1), set up hasp (5) and the jack (7) that run through setting up between shell casing (1) and detection portion (6) in shell casing (1) and rotation lid (2) one side, its characterized in that: the upper end of the shell body (1) is provided with a wiring fixing assembly (3) for fixing wiring, and one side of the rotating cover (2) is provided with a containing assembly (4) for containing wiring;

the utility model discloses a twelve pulse charger, including shell casing (1), movable groove (31) has been seted up to shell casing (1) upper end, wiring fixed subassembly (3) are including setting up first block part (32) and second block part (33) inside movable groove (31) and embedding setting up wire part (34) in grafting mouth (7) upper end, and first block part (32) and second block part (33) set up on same straight line relatively, first block part (32) and second block part (33) are the component that the same structure was made, movable groove (31) are used for supplying first block part (32) and second block part (33) activity, first block part (32) and second block part (33) are used for fixing the position of wire part (34), wire part (34) are used for connecting grafting mouth (7) and twelve pulse charger.

2. The alternating current grounding detection apparatus for a twelve-pulse charger according to claim 1, wherein: the wire component (34) comprises a plug connector (341) which is connected with the upper end of the plug connector (7) in a jogged mode, a connecting wire (344) which is fixedly connected with the upper end of the plug connector (341), a connecting block (342) which is fixedly connected with the outer surface of the connecting wire (344) and a clamping block (343) which is fixedly connected with one end of the connecting block (342), the inner wall of the clamping block (343) is fixedly connected with the outer surface of the connecting wire (344), the other end of the connecting block (342) is fixedly connected with the plug connector (341), and the diameter of the connecting block (342) is smaller than that of the plug connector (341) and the clamping block (343).

3. The alternating current grounding detection apparatus for a twelve-pulse charger according to claim 1, wherein: the first clamping component (32) comprises a first spring (321) fixedly connected to one side of the movable groove (31) and a clamping arc block (322) fixedly connected to the other end of the first spring (321), and one side of the clamping arc block (322) is attached to the outer surface of the connecting block (342).

4. The ac ground detection device for a twelve-pulse charger according to claim 3, wherein: the first clamping component (32) further comprises guide rods (323) fixedly connected to the outer surface of the clamping arc block (322), two groups of guide rods (323) are arranged, and the two groups of guide rods (323) are embedded into the upper end of the shell body (1) to be movably connected.

5. The alternating current grounding detection apparatus for a twelve-pulse charger according to claim 4, wherein: the first clamping component (32) further comprises a connecting rope (324) fixedly connected to the outer surface of the clamping arc block (322) and a pulling block (325) fixedly connected to the other end of the connecting rope (324), and the connecting rope (324) is movably connected with the upper end of the shell body (1) in a penetrating mode.

6. The alternating current grounding detection apparatus for a twelve-pulse charger according to claim 1, wherein: the accommodating assembly (4) comprises a winding part (41) arranged on one side of the rotary cover (2) and a pressing part (42) arranged on the outer surface of the winding part (41), wherein the winding part (41) is used for winding and accommodating the wires, and the pressing part (42) is used for fixing the wires.

7. The alternating current grounding detection apparatus for a twelve-pulse charger according to claim 6, wherein: the winding part (41) comprises a fixed plate (411) fixedly connected to one side of the rotary cover (2), a winding shaft (412) fixedly connected to the other side of the fixed plate (411) and a blocking plate (413) fixedly connected to the other end of the winding shaft (412).

8. The alternating current grounding detection apparatus for a twelve-pulse charger according to claim 7, wherein: the compressing part (42) comprises a supporting plate (421) which is in threaded connection with the other side of the blocking plate (413) through a bolt, a second spring (422) fixedly connected to the lower end of the supporting plate (421) and an extrusion arc block (423) fixedly connected to the other end of the second spring (422), two groups of the second springs (422) are arranged, and the lower ends of the extrusion arc blocks (423) are attached to the outer surface of the winding shaft (412).