CN216816845U - Capacitive equipment sleeve pipe end screen live detection equipment - Google Patents
Capacitive equipment sleeve pipe end screen live detection equipment Download PDFInfo
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- CN216816845U CN216816845U CN202220128501.8U CN202220128501U CN216816845U CN 216816845 U CN216816845 U CN 216816845U CN 202220128501 U CN202220128501 U CN 202220128501U CN 216816845 U CN216816845 U CN 216816845U
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- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 230000001681 protective effect Effects 0.000 claims abstract description 37
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000002829 reductive effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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Abstract
The utility model discloses capacitive equipment bushing end screen live-line detection equipment, and belongs to the technical field of live-line detection equipment. The utility model provides a capacitive equipment sleeve pipe end screen live-line detection equipment, includes bottom plate, terminal and rotatory locking safety cover on the bottom plate, terminal fixed connection is on the bottom plate, fixedly connected with collets on the terminal still includes: the slot is formed in the protective cover and corresponds to the wiring terminal; a sliding cavity arranged on the protective cover, wherein a sliding rod is connected in the sliding cavity in a sliding manner; according to the utility model, when the protective cover is connected to the bottom plate, the sliding rod is driven to push the contact block to be tightly contacted with the wiring terminal, and meanwhile, when the elastic air bag is extruded, air enters the sliding groove to push the abutting block to be tightly attached to the contact block, so that the contact block is further tightly attached to the wiring terminal, therefore, poor grounding caused by the reduction of the elastic performance is avoided, and the fault rate is reduced.
Description
Technical Field
The utility model relates to the technical field of electrified detection equipment, in particular to electrified detection equipment for a capacitive equipment bushing end screen.
Background
In actual live operation of the bushing, in order to realize uniform distribution of an electric field in the bushing, the end screen must be in equipotential connection with the ground, namely reliable grounding is required; when the casing is subjected to routine condition maintenance test or preventive test, the end screen needs to be disconnected and grounded so as to carry out various test tests; generally, a grounding sleeve is arranged on a lead post of a sleeve end screen in a sliding mode, and the grounding state of the end screen is relieved by pushing the grounding sleeve to move towards one side of an end screen main body;
the existing high-voltage bushing end screen grounding mode comprises an external grounding mode, the external grounding mode is generally arranged in a protective cover, a binding post of the bushing end screen is in contact with the protective cover through a spring, and therefore the bushing end screen is connected with the ground equipotential, but the spring is easy to decline in the long-term use process, and therefore poor grounding is easily caused, and grounding faults of the end screen are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that the spring is easy to reduce in elastic performance in the long-term use process, and further easy to cause poor grounding and end screen grounding fault.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a capacitive equipment sleeve pipe end screen live-line detection equipment, includes bottom plate, terminal and rotatory locking safety cover on the bottom plate, terminal fixed connection is on the bottom plate, fixedly connected with collets on the terminal still includes: the slot is formed in the protective cover and corresponds to the wiring terminal; a sliding cavity formed in the protective cover, a sliding rod is connected in the sliding cavity in a sliding mode, a spring is fixedly connected between the sliding rod and the sliding cavity, the sliding rod corresponds to the insulating block, and a trapezoidal block is fixedly connected to one side of the sliding rod; the trapezoidal groove is formed in the protection cover, the trapezoidal block corresponds to the trapezoidal groove, a moving groove is formed in the protection cover, the contact block is connected in the moving groove in a sliding mode, two ends of the moving groove are respectively communicated with the trapezoidal groove and the inserting groove, and the trapezoidal groove is communicated with the sliding cavity; the sliding groove is formed in the trapezoidal block, the abutting block is connected to the sliding groove in a sliding mode, and the tail end of the abutting block is clamped and limited in the sliding groove.
To facilitate the rotational connection, the protective cap is preferably screwed onto the insulating block.
In order to facilitate inflation into the sliding groove, one end of the protective cover is fixedly connected with an elastic air bag which is located between the bottom plate and the protective cover, and the elastic air bag is communicated with the sliding groove through a connecting pipe.
In order to improve the protection effect, further, the elastic air bag is annular.
In order to facilitate the grounding detection, further, a connecting groove is formed in the top end of the protective cover, and a detection cover is connected to the connecting groove in a threaded manner.
Compared with the prior art, the utility model provides a capacitive equipment sleeve end screen live-line detection device, which has the following beneficial effects:
1. this electrified check out test set of capacitive equipment sleeve pipe end screen further promotes the piece of supporting tightly the contact piece in terminal one side through gaseous, can avoid using for a long time, causes the wearing and tearing of contact piece, leads to producing the gap between contact piece and the terminal and can not hug closely, and the bad fault of ground connection that causes, and then improves the safety in utilization.
The device is characterized in that the part which is not involved in the device is the same as the part which is not involved in the prior art or can be realized by adopting the prior art, when the protective cover is connected to the bottom plate, the slide rod is driven to push the contact block to be tightly contacted with the wiring terminal, meanwhile, when the elastic air bag is extruded, air enters the sliding groove to push the abutting block to be tightly attached to the contact block, and then the contact block is further tightly attached to the wiring terminal, so that poor grounding caused by the reduction of the elastic performance is avoided, and the fault rate is reduced.
Drawings
Fig. 1 is a schematic structural diagram i of a capacitive device bushing end screen live detection device according to the present invention;
fig. 2 is a schematic perspective view of a capacitive device bushing end screen live detection device according to the present invention;
fig. 3 is a schematic structural diagram ii of a capacitive device bushing end screen live detection device according to the present invention;
FIG. 4 is a schematic structural diagram of a capacitive device bushing end screen live line detection device shown in FIG. 1;
fig. 5 is a schematic structural diagram of a capacitive device bushing end screen live detection device B in fig. 1 according to the present invention.
In the figure: 1. a base plate; 11. an insulating block; 12. a binding post; 2. a protective cover; 20. a moving groove; 200. a slot; 21. a slide chamber; 22. a slide bar; 23. a spring; 24. a contact block; 25. a trapezoidal block; 251. a trapezoidal groove; 26. a propping block; 27. a chute; 28. a connecting pipe; 29. an elastic air bag; 3. and (6) detecting the cover.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-5, a capacitive device sleeve pipe end screen live-line detection equipment, includes bottom plate 1, terminal 12 and rotatory locking safety cover 2 on bottom plate 1, and terminal 12 fixed connection is on bottom plate 1, and fixedly connected with collets 11 on the terminal 12 still includes: a slot 200 arranged in the protective cover 2, wherein the slot 200 corresponds to the binding post 12; a sliding cavity 21 arranged on the protective cover 2, a sliding rod 22 is connected in the sliding cavity 21 in a sliding manner, a spring 23 is fixedly connected between the sliding rod 22 and the sliding cavity 21, the sliding rod 22 corresponds to the insulating block 11, and a trapezoidal block 25 is fixedly connected to one side of the sliding rod 22; a trapezoidal groove 251 formed in the protective cover 2, the trapezoidal block 25 corresponds to the trapezoidal groove 251, a moving groove 20 is formed in the protective cover 2, the contact block 24 is connected in the moving groove 20 in a sliding manner, two ends of the moving groove 20 are respectively communicated with the trapezoidal groove 251 and the slot 200, and the trapezoidal groove 251 is communicated with the sliding cavity 21; a sliding groove 27 arranged in the trapezoidal block 25, a propping block 26 is connected in the sliding groove 27 in a sliding way, and the tail end of the propping block 26 is clamped and limited in the sliding groove 27; the protective cover 2 is connected to the insulating block 11 in a threaded manner; one end of the protective cover 2 is fixedly connected with an elastic air bag 29, the elastic air bag 29 is positioned between the bottom plate 1 and the protective cover 2, and the elastic air bag 29 is communicated with the chute 27 through a connecting pipe 28; the top end of the protective cover 2 is provided with a connecting groove, and a detection cover 3 is connected in the connecting groove in a threaded manner;
when the grounding device is needed to be grounded, the protective cover 2 is taken up, the slot 200 in the protective cover 2 is aligned to the terminal 12 and inserted, then the protective cover 2 is rotated, the protective cover 2 is connected to the insulating block 11 in a threaded manner, when the protective cover 2 is screwed, the tail end of the sliding rod 22 connected in the protective cover 2 abuts against the insulating block 11, the sliding rod 22 is pushed to slide in the sliding cavity 21, the spring 23 is squeezed, when the sliding rod 22 slides in the sliding cavity 21, the trapezoidal block 25 on the sliding rod 22 pushes the contact block 24 to move in the moving groove 20 and contact with the side face of the terminal 12 in the slot 200, the trapezoidal block 25 slides in the trapezoidal groove 251, so that the contact block 24 is tightly attached to the sliding rod 22, and the grounding device is installed;
when the protection cover 10 is screwed on the bottom plate 1, the elastic air bag 29 is in contact with the bottom plate 1, the bottom plate 1 extrudes the elastic air bag 29, gas in the elastic air bag 29 enters the sliding groove 27 through the connecting pipe 28, the gas pushes the abutting block 26 in the sliding groove 27 to approach the abutting block 24, the abutting block 24 is tightly attached to the wiring terminal 12, the connection effect with the wiring terminal 12 is further improved, meanwhile, the elastic air bag 29 is filled in a gap between the protection cover 2 and the bottom plate 1, rainwater is further prevented from entering the protection cover 2 from the gap, the anticorrosion effect in the protection cover 2 is improved, and the using effect of the device is improved; after the installation is finished, the detection cover 3 is opened, the grounding condition of the wiring terminal 12 is detected through a connecting groove by using a measuring instrument, and if the grounding of the wiring terminal 12 is good, the detection cover 3 is screwed back to the protection cover 2 again;
it should be understood that a sealing gasket is provided between the detection cover 3 and the protection cover 2, and the connection pipe 28 passes through the slide chamber 21, and the partial section in the slide chamber 21 is telescopic, so that when the slide rod 22 slides in the slide chamber 21, the air intake into the slide groove 27 is not affected.
Example 2:
referring to fig. 5, a capacitive device bushing end screen live detection device is substantially the same as embodiment 1, and further includes: the elastic air bag 29 is annular;
the contact area between the elastic air bag 29 and the bottom plate 1 is increased, the waterproof effect on the inside of the protection cover 2 is improved, and the service life is prolonged.
According to the utility model, when the protective cover 2 is connected to the bottom plate 1, the sliding rod 22 is driven to push the contact block 24 to be tightly contacted with the binding post 12, and meanwhile, when the elastic air bag 29 is extruded, air enters the sliding groove 27 to push the abutting block 26 to be tightly attached to the contact block 24, so that the contact block 24 is further tightly attached to the binding post 12, therefore, poor grounding caused by the reduction of elastic performance is avoided, and the occurrence of failure rate is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a capacitive equipment sleeve pipe end screen live line detection equipment, includes bottom plate (1), terminal (12) and rotatory locking safety cover (2) on bottom plate (1), terminal (12) fixed connection is on bottom plate (1), fixedly connected with collets (11) on terminal (12), its characterized in that still includes:
the protective cover comprises a slot (200) arranged in the protective cover (2), wherein the slot (200) corresponds to a binding post (12);
a sliding cavity (21) formed in the protective cover (2), a sliding rod (22) is connected in the sliding cavity (21) in a sliding mode, a spring (23) is fixedly connected between the sliding rod (22) and the sliding cavity (21), the sliding rod (22) corresponds to the insulating block (11), and a trapezoidal block (25) is fixedly connected to one side of the sliding rod (22);
the protective cover is characterized by comprising a trapezoidal groove (251) formed in the protective cover (2), the trapezoidal block (25) corresponds to the trapezoidal groove (251), a moving groove (20) is formed in the protective cover (2), a contact block (24) is connected in the moving groove (20) in a sliding mode, two ends of the moving groove (20) are respectively communicated with the trapezoidal groove (251) and the insertion groove (200), and the trapezoidal groove (251) is communicated with the sliding cavity (21);
the device comprises a sliding groove (27) arranged in the trapezoidal block (25), wherein a propping block (26) is connected in the sliding groove (27) in a sliding mode, and the tail end of the propping block (26) is clamped and limited in the sliding groove (27).
2. The capacitive device bushing tap hot-line detection device of claim 1, characterized in that the protective cap (2) is screwed onto the insulating block (11).
3. The capacitive equipment bushing end screen electrification detecting device according to claim 2, characterized in that an elastic air bag (29) is fixedly connected to one end of the protective cover (2), the elastic air bag (29) is located between the bottom plate (1) and the protective cover (2), and the elastic air bag (29) is communicated with the chute (27) through a connecting pipe (28).
4. A capacitive device bushing end screen live detection device according to claim 3, characterized in that said elastic air bag (29) is ring-shaped.
5. The live capacitive device bushing end shield detection device according to claim 3, wherein a connection slot is opened at a top end of the protection cover (2), and a detection cover (3) is screwed in the connection slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220128501.8U CN216816845U (en) | 2022-01-18 | 2022-01-18 | Capacitive equipment sleeve pipe end screen live detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220128501.8U CN216816845U (en) | 2022-01-18 | 2022-01-18 | Capacitive equipment sleeve pipe end screen live detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216816845U true CN216816845U (en) | 2022-06-24 |
Family
ID=82064581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220128501.8U Expired - Fee Related CN216816845U (en) | 2022-01-18 | 2022-01-18 | Capacitive equipment sleeve pipe end screen live detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216816845U (en) |
-
2022
- 2022-01-18 CN CN202220128501.8U patent/CN216816845U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220624 |