CN209387706U - High-tension cable pressure test insulating boot and insulated connecting device - Google Patents
High-tension cable pressure test insulating boot and insulated connecting device Download PDFInfo
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- CN209387706U CN209387706U CN201822196104.0U CN201822196104U CN209387706U CN 209387706 U CN209387706 U CN 209387706U CN 201822196104 U CN201822196104 U CN 201822196104U CN 209387706 U CN209387706 U CN 209387706U
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- insulating cylinder
- pressure test
- tag
- connection component
- terminal fitting
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Abstract
The utility model provides a kind of high-tension cable pressure test insulating boot and insulated connecting device, high-tension cable pressure test is mounted in the tag with terminal and full skirt with insulating boot, for by tag and connecting the conductive connection component of the tag and Withstand test device when carrying out pressure test to high-tension cable and covering, it include: terminal fitting insulating cylinder, for being socketed in the outside of tag, one end is the insertion end of current supply cable terminal fitting insertion, and the other end is connecting pin；And connection component insulating cylinder, component is conductively connected for accommodating, one end connect and is connected to the connecting pin of terminal fitting insulating cylinder body, the other end is the exit stretched out for being conductively connected component, wherein, terminal fitting insulating cylinder is integrally formed with connection component insulating cylinder, and the component fixed part for conductive connection component to be fixed is provided on connecting pin, angle between the length direction of terminal fitting insulating cylinder body and the length direction of connection component insulating cylinder body is θ, 60 °≤θ≤120 °.
Description
Technical field
The utility model belongs to high-tension cable pressure test technical field, and in particular to a kind of high-tension cable pressure test use
Insulating boot and high-tension cable pressure test insulated connecting device comprising the insulating boot.
Background technique
High-tension cable pressure test is such as 10kV, 35kV Voltage Cable Lines Construction newly built construction, interruption maintenance and failure inspection
A routine work in repairing.The transformer and distribution power station switchgear of early stage is open type position in storehouse, tag and peripherally electricity
The distance between position is abundant, can satisfy the requirement of pressure test.
However, the high-tension cable position in storehouse of switchgear is very with the miniaturization of configuration station switchgear and enclosed development is become
It is compact, cause the distance between inside cable terminal fitting and surrounding ground potential relatively close, so that pressure test is difficult to meet reality
The requirement of work.If carrying out pressure test in the case where this kind of switchgear, it is common practice to utilize the flexible of cable main body
Property, tag is pulled out into position in storehouse, to keep the requirement for meeting pressure test with surrounding ground potential certain distance.
But by the operation of progress pressure test after tag pull-out position in storehouse, there is following problems: 1. meetings pair
Cable main body causes slight damage；2. cable displacement be easy to cause tag to be difficult to overlap again.
Utility model content
The shortcomings that for the above-mentioned prior art or deficiency, the purpose of this utility model is to provide a kind of high-tension cable pressure resistances
Test insulating boot and high-tension cable pressure test insulated connecting device comprising the insulating boot.
To achieve the above object, the utility model adopts the technical scheme that
<scheme one>
The utility model provides a kind of high-tension cable pressure test insulating boot, is mounted on the electricity with terminal and full skirt
On cable terminal fitting, for by tag and connecting the cable termination when carrying out pressure test to high-tension cable and connecing
The conductive connection component of head and Withstand test device is covered characterized by comprising terminal fitting insulating cylinder, for covering
It connects in the outside of tag, one end is the insertion end of current supply cable terminal fitting insertion, and the other end is connecting pin；And even
Connected components insulating cylinder is conductively connected component for accommodating, and one end connect and is connected to the connecting pin of terminal fitting insulating cylinder, another
End is for the exit for being conductively connected component stretching, wherein and terminal fitting insulating cylinder is integrally formed with connection component insulating cylinder,
The component fixed part for conductive connection component to be fixed, the length direction of terminal fitting insulating cylinder are provided on connecting pin
Angle between the length direction of connection component insulating cylinder is θ, 60 °≤θ≤120 °.
High-tension cable pressure test insulating boot provided by the utility model, can also have the following features: wherein, group
Part fixed part is the collar flange for being fixed on the inner wall of connecting pin and matching with the shape for being conductively connected component.
High-tension cable pressure test insulating boot provided by the utility model can also have the following features: wherein, insert
Enter and be additionally provided with full skirt fixed part on end, for the full skirt of tag to be fixed.
High-tension cable pressure test insulating boot provided by the utility model, can also have the following features: wherein, umbrella
Skirt fixed part is the annular recess for being fixed on the inner wall of insertion end and matching with the shape of full skirt.
High-tension cable pressure test insulating boot provided by the utility model, can also have the following features: wherein, eventually
Multiple annular recess are provided on the inner wall of end connector insulating cylinder and connection component insulating cylinder, for increase along face climb electricity away from
From multiple annular recess are arranged along the length direction interval of corresponding terminal fitting insulating cylinder or connection component insulating cylinder.
High-tension cable pressure test insulating boot provided by the utility model, can also have the following features: wherein, eventually
Be provided with helical groove on the inner wall of end connector insulating cylinder and connection component insulating cylinder, for increase along face climb electricity away from
From.
High-tension cable pressure test insulating boot provided by the utility model, can also have the following features: wherein, eventually
End connector insulating cylinder and connection component insulating cylinder are silicon rubber cylinder.
<scheme two>
The utility model additionally provides a kind of high-tension cable pressure test insulated connecting device, for connecing cable termination
Head and Withstand test device are attached characterized by comprising insulating boot, for being mounted in tag with right
The tag is covered；And be conductively connected component, be mounted in insulating boot, for connecting cable terminal fitting and
Withstand test device, wherein insulating boot is the high-tension cable pressure test insulating boot of<scheme one>.
High-tension cable pressure test insulated connecting device provided by the utility model, can also have the following features:
Wherein, it is conductively connected between component and tag and is mutually touched in a manner of spring bearer plate.
High-tension cable pressure test insulated connecting device provided by the utility model, can also have the following features:
Wherein, the angle theta between the length direction of terminal fitting insulating cylinder and the length direction of connection component insulating cylinder is 90 °.
Utility model action and effect
High-tension cable pressure test insulating boot and the high pressure comprising the insulating boot according to involved in the utility model
Cable voltage test insulated connecting device because have terminal fitting insulating cylinder and with connection component insulating cylinder, terminal connects
Head insulating cylinder can be socketed in the outside of tag, and one end is the insertion end of current supply cable terminal fitting insertion, the other end
For connecting pin, connection component insulating cylinder can accommodate conductive connection component, and one end is connect with the connecting pin of terminal fitting insulating cylinder
And be connected to, the other end is the exit stretched out for being conductively connected component, be provided on connecting pin can be conductively connected component into
The fixed component fixed part of row, so, on the one hand, the insulating boot in the utility model can effectively cover cable termination and connect
Head avoids causing pressure test to be difficult to meet reality because tag and peripherally point distance are insufficient when pressure test
The problem of job requirement；On the other hand, when tag is inserted into terminal fitting insulating cylinder by insertion end, electricity
Cable terminal fitting is connected with component is conductively connected, and tag current potential can be drawn out to cable position in storehouse out of insulating boot
Outside so that pressure test is more safe and reliable.Moreover, structure is simple, cost is relatively low, carries, is easy for installation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiments of the present invention medium and high voltage cable pressure test insulated connecting device；
Fig. 2 is the embodiments of the present invention medium and high voltage cable pressure test insulated connecting device and tag
Structural schematic diagram when being connected；
Fig. 3 is the structural schematic diagram of insulating boot in the variation one of the utility model；And
Fig. 4 is the structural schematic diagram of the insulating boot in the variation two of the utility model.
Specific embodiment
Make furtherly below with reference to technical effect of the attached drawing to the design of the utility model, specific structure and generation
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
<embodiment>
Fig. 1 is the structural schematic diagram of the embodiments of the present invention medium and high voltage cable pressure test insulated connecting device；
When Fig. 2 is that the embodiments of the present invention medium and high voltage cable pressure test is connected with insulated connecting device with tag
Structural schematic diagram.
As depicted in figs. 1 and 2, the high-tension cable pressure test insulated connecting device 100 in the present embodiment, is mounted on electricity
On cable terminal fitting 200, for tag 200 and Withstand test device (not shown) to be attached.The height
Voltage cable pressure test insulated connecting device 100 includes insulating boot 10 and conductive connection component 20.
As depicted in figs. 1 and 2, insulating boot 10 is for being mounted in tag 200 and to the tag
200 and be conductively connected component 20 covered.The terminal fitting insulating cylinder 11 and connection component that the insulating boot 10 includes are exhausted
Edge cylinder 12.
As depicted in figs. 1 and 2, terminal fitting insulating cylinder 11 is the cylindrical structure made of silicon rubber, for being socketed in electricity
The outside of cable terminal fitting 200 has the shape with tag 200 to cover to the tag 200
The inner cavity to match.One end of terminal fitting insulating cylinder 11 is the insertion end that current supply cable terminal fitting 200 is inserted into, and the other end is to use
In the connecting pin being connected with connection component insulating cylinder 12.
Full skirt fixed part 111 is provided in the insertion end of terminal fitting insulating cylinder 11, for tag 200
Full skirt 202 is fixed, and is come with preventing tag 200 to be sliding out out of terminal fitting insulating cylinder 11.In the present embodiment,
Full skirt fixed part 111 is the annular recess for being fixed on the inner wall of insertion end and matching with the shape of full skirt 202.
Component fixed part 112 is provided on the inner wall of the connecting pin of terminal fitting insulating cylinder 11, for conductive connection group
Part 20 is fixed.In the present embodiment, component fixed part 112 be fixed on the inner wall of connecting pin and with conductive connection group
The collar flange that the shape of the connector 21 of part 20 matches.
As depicted in figs. 1 and 2, connection component insulating cylinder 12 is the cylindrical structure made of silicon rubber, for accommodating conduction
Connection component 20.One end of connection component insulating cylinder 12 is connected and is connected to the connecting pin of terminal fitting insulating cylinder 11, another
End is for the exit for being conductively connected the stretching of component 20.In the present embodiment, terminal fitting insulating cylinder 11 and connection component insulate
Cylinder 12 is integrally formed.
Angle between the length direction of terminal fitting insulating cylinder 11 and the length direction of connection component insulating cylinder 12 is θ,
60°≤θ≤120°.In the present embodiment, insulating boot 10 is L shape, it may be assumed that the length of 11 terminal fitting insulating cylinder 11 of terminal fitting insulating cylinder
The angle theta spent between direction and the length direction of connection component insulating cylinder 12 is 90 °.
As depicted in figs. 1 and 2, component 20 is conductively connected to be mounted in insulating boot 10 and be connected with component fixed part 112,
For connecting cable terminal fitting 200 and Withstand test device.The conductive connection component 20 includes connector 21 and connecting plate
22。
As depicted in figs. 1 and 2, connector 21 is spring bearer plate structure, including shell 211, retaining ring 212, mandrel 213, pressure
Plate 214, baffle 215, reset spring 216 and link block 217.
Shell 211 is fixedly mounted in component clamping portion 112, the external shape phase having with the component fixed part 112
Matched annular recess (not shown).
Retaining ring 212 is fixed in shell 211, and internal diameter and the diameter of mandrel 213 match.
Mandrel 213 is mounted in shell 211 and can move forward or back relative to the shell 211, and shell is protruded in front end
211, rear end passes through retaining ring 212.
Pressing plate 214 is fixed at the front end of mandrel 213, touches for 201 phase of terminal with tag 200.
Baffle 215 is fixed at the rear end of mandrel 213.
Reset spring 216 is mounted on the outside of mandrel 213, and between pressing plate 214 and retaining ring 212.
Link block 217 is fixed at the rear end of shell 211, and front end matches recessed with the shape with baffle 215
Slot (not shown), rear end have link block threaded hole (not shown).
As depicted in figs. 1 and 2, connecting plate 22 is L-shaped, has lead division and consolidates with what the rear end of the lead division was connected
Determine portion.The exit of connection component insulating cylinder 12 is stretched out in the front end of lead division, for being connected by lead with pressure-resistant apparatus.Gu
Determine portion to be connected with link block 217, there is connecting plate threaded hole (not shown).In the present embodiment, connecting plate 22 passes through spiral shell
Bolt is connected with link block 217, the screw bolt passes link block threaded hole and connecting plate threaded hole.
In the present embodiment, shell 211, retaining ring 212, mandrel 213, pressing plate 214, baffle 215, reset spring 216, connection
Block 217 and connecting plate 22 are made of copper product, have good conductive property, it is ensured that tag 200 with it is resistance to
Good conductive connection between compression testing device.
As depicted in figs. 1 and 2, high-tension cable pressure test insulated connecting device 100 in the present embodiment used
Journey are as follows:
When tag 200 is inserted into terminal fitting insulating cylinder 11, the terminal of tag 200
201 push pressing plates 214 mobile to the rear end of connector 21, pressing plate 214 under the elastic force effect of reset spring 216 with terminal 201
Closely touch；At the same time, full skirt 202 is entered in connection component insulating cylinder 11 and is clamped with 11 phase of full skirt fixed part, thus
Come so that tag 200 will not be sliding out out of terminal fitting insulating cylinder 11.By lead by the extraction of connecting plate 22
After portion is connected with Withstand test device, pressure test can be carried out.
Embodiment action and effect
High-tension cable pressure test insulating boot and the high-voltage electricity comprising the insulating boot according to involved in the present embodiment
Cable pressure test insulated connecting device because have terminal fitting insulating cylinder and with connection component insulating cylinder, terminal fitting
Insulating cylinder can be socketed in the outside of tag, and one end is the insertion end of current supply cable terminal fitting insertion, and the other end is
Connecting pin, connection component insulating cylinder can accommodate conductive connection component, one end connect with the connecting pin of terminal fitting insulating cylinder and
Connection, the other end are the exit stretched out for being conductively connected component, and being provided on connecting pin can carry out to component is conductively connected
Fixed component fixed part, so, on the one hand, the insulating boot in the present embodiment can effectively cover tag, keep away
Pressure test is caused to be difficult to meet real work because tag and peripherally point distance are insufficient when exempting from pressure test
It is required that the problem of；On the other hand, when tag is inserted into terminal fitting insulating cylinder by insertion end, cable is whole
End connector is connected with component is conductively connected, and tag current potential can be drawn out to the outer of cable position in storehouse out of insulating boot
Portion, so that pressure test is more safe and reliable.Moreover, structure is simple, cost is relatively low, carries, is easy for installation.
In addition, can be connect to cable termination because the insertion end of terminal fitting insulating cylinder is internally provided with full skirt clamping
The full skirt of head is connected and fixed, so that tag will not slip and shadow out of terminal fitting insulating cylinder easily
Ring going on smoothly for pressure test.
In addition, because being respectively provided with annular recess or spiral shell on the inner wall of terminal fitting insulating cylinder and connection component insulating cylinder
Shape groove is revolved, can increase along face creepage distance, safe distance is effectively ensured.
In addition, because terminal fitting insulating cylinder and connection component insulating cylinder are silicon rubber cylinder, it is at low cost, have higher
Alternating current breakdown intensity.
In addition, mutually being touched in a manner of spring bearer plate because being conductively connected between component and tag, the company of ensure that
The validity connect.
<variation one>
This variation is first is that the further improvement of embodiment gives identical symbol for structure identical with embodiment
And omit identical explanation.
Fig. 3 is the structural schematic diagram of insulating boot in the variation one of the utility model.
As shown in figure 3, being provided with the length along the terminal fitting insulator cylinder 11 on the inner wall of terminal fitting insulating cylinder 11
The spaced multiple annular recess 113 in direction are provided with along connection component insulating cylinder on the inner wall of connection component insulating cylinder 12
The spaced multiple annular recess 121 of 12 length direction, increase along face creepage distance, safe distance are effectively ensured.
<variation two>
This variation is second is that the further improvement of embodiment gives identical symbol for structure identical with embodiment
And omit identical explanation.
Fig. 4 is the structural schematic diagram of the insulating boot in the variation two of the utility model.
As shown in figure 4, helical groove 114 is provided on the inner wall of terminal fitting insulating cylinder 11, connection component insulating cylinder
It is provided with helical groove 122 on 12 inner wall, increases along face creepage distance, safe distance is effectively ensured.
Above embodiment is the preferred case of the utility model, is not intended to limit the protection scope of the utility model.
Claims (10)
1. a kind of high-tension cable pressure test insulating boot is mounted in the tag with terminal and full skirt, is used for
By the tag and the tag and pressure test are connected when carrying out pressure test to high-tension cable
The conductive connection component of device is covered characterized by comprising
Terminal fitting insulating cylinder, for being socketed in the outside of the tag, one end is to supply the tag
The insertion end of insertion, the other end are connecting pin；And
Connection component insulating cylinder, for accommodating the conductive connection component, one end is described with the terminal fitting insulating cylinder body
Connecting pin connection and connection, the other end are the exit stretched out for the conductive connection component,
Wherein, the terminal fitting insulating cylinder is integrally formed with the connection component insulating cylinder,
The component fixed part for the conductive connection component to be fixed is provided on the connecting pin,
Angle between the length direction of the terminal fitting insulating cylinder body and the length direction of the connection component insulating cylinder body
For θ, 60 °≤θ≤120 °.
2. high-tension cable pressure test insulating boot according to claim 1, it is characterised in that:
Wherein, the component fixed part be fixed on the inner wall of the connecting pin and with it is described be conductively connected component shape
The collar flange that shape matches.
3. high-tension cable pressure test insulating boot according to claim 1, it is characterised in that:
Wherein, it is additionally provided with full skirt fixed part in the insertion end, for the full skirt progress to the tag
It is fixed.
4. high-tension cable pressure test insulating boot according to claim 3, it is characterised in that:
Wherein, the full skirt fixed part is to be fixed on the inner wall of the insertion end and match with the shape of the full skirt
Annular recess.
5. high-tension cable pressure test insulating boot according to claim 1, it is characterised in that:
Wherein, multiple ring-types are provided on the inner wall of the terminal fitting insulating cylinder body and the connection component insulating cylinder body
Groove, for increasing along face creepage distance,
The multiple annular recess is along the length side of the corresponding terminal fitting insulating cylinder body or connection component insulating cylinder body
It is arranged to interval.
6. high-tension cable pressure test insulating boot according to claim 1, it is characterised in that:
Wherein, to be provided with helical form on the inner wall of the terminal fitting insulating cylinder body and the connection component insulating cylinder body recessed
Slot, for increasing along face creepage distance.
7. high-tension cable pressure test insulating boot according to claim 1, it is characterised in that:
Wherein, the terminal fitting insulating cylinder body and the connection component insulating cylinder body are silicon rubber cylinder.
8. a kind of high-tension cable pressure test insulated connecting device, for carrying out tag and Withstand test device
Connection characterized by comprising
Insulating boot, for being mounted in the tag to be covered to the tag；And
It is conductively connected component, is mounted in the insulating boot, for connecting the tag and Withstand test device,
Wherein, the insulating boot is high-tension cable pressure test insulating boot described in any one of claim 1-7.
9. high-tension cable pressure test insulated connecting device according to claim 8, it is characterised in that:
Wherein, it is mutually touched in a manner of spring bearer plate between the conductive connection component and the tag.
10. high-tension cable pressure test insulated connecting device according to claim 8, it is characterised in that:
Wherein, between the length direction of the terminal fitting insulating cylinder body and the length direction of the connection component insulating cylinder body
Angle theta is 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822196104.0U CN209387706U (en) | 2018-12-25 | 2018-12-25 | High-tension cable pressure test insulating boot and insulated connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822196104.0U CN209387706U (en) | 2018-12-25 | 2018-12-25 | High-tension cable pressure test insulating boot and insulated connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209387706U true CN209387706U (en) | 2019-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822196104.0U Active CN209387706U (en) | 2018-12-25 | 2018-12-25 | High-tension cable pressure test insulating boot and insulated connecting device |
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|---|---|
| CN (1) | CN209387706U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766486A (en) * | 2020-07-31 | 2020-10-13 | 珠海天欧电气有限公司 | Aerify cabinet power frequency withstand voltage test lead device |
-
2018
- 2018-12-25 CN CN201822196104.0U patent/CN209387706U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766486A (en) * | 2020-07-31 | 2020-10-13 | 珠海天欧电气有限公司 | Aerify cabinet power frequency withstand voltage test lead device |
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