CN208299202U - A kind of arrester - Google Patents
A kind of arrester Download PDFInfo
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- CN208299202U CN208299202U CN201821026505.5U CN201821026505U CN208299202U CN 208299202 U CN208299202 U CN 208299202U CN 201821026505 U CN201821026505 U CN 201821026505U CN 208299202 U CN208299202 U CN 208299202U
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- cable
- arrester
- clip
- wire clamp
- lightning
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Abstract
The utility model provides a kind of arrester, is related to electrical equipment technical field.Wherein, this arrester plays lightning-arrest effect to configure on cable, the arrester includes: insulator, the dismountable clip mechanism that configures on cable, the lightning arrester body that is supported on cable periphery of dismountable configuration on cable, and electric discharge part of the configuration on lightning arrester body.Clip mechanism includes wire clamp, drop wire clip and multiple locking assemblies, and wire clamp and drop wire clip are all adapted with cable on this, and multiple locking assemblies are configured with arc striking component on drop wire clip to make wire clamp and drop wire clip on this clamp cable.Locking assembly is included through the bolt of upper wire clamp and drop wire clip, nut compatible with the bolt, and is nested with the elastic component on bolt, and the compressed configuration of the elastic component is between upper wire clamp and nut.It is lightning-arrest to have the function that the electric energy of release lightning stroke plays by the electric discharge between arc striking component and electric discharge part for the arrester of the utility model.
Description
Technical field
The utility model relates to electrical equipment technical fields, in particular to a kind of arrester.
Background technique
Arrester is widely used in power transmission and transformation Force system, and arrester is excessively electric by release thunder and lightning or power system operation
Pressure energy amount protects power equipment to endanger from instantaneous overvoltage, cable will not be caused breakdown.When not using arrester,
When direct lightning strike or lightning induced voltage act on insulated cable, since the barrier electric arc of insulating coating can not move, can first puncture
The insulating layer of insulated cable, and then cause insulator arc-over, breakdown insulating layer is in Pinhole-shaped, and the continuous short electric arc of frequency is by week
The obstruction of insulation is enclosed, and arc root can burn at pin hole, insulated conductor moment can be blown on powerful current convergence a to point
To cause the disconnection of power grid, the normal work of power transmission network is influenced.
In the prior art, arrester is usually connected between live wire and ground, in parallel with protected device.Arrester is main
Include: insulator, lightning arrester body, electric discharge part and clip mechanism；Wherein the configuration of electric discharge part is on lightning arrester body, wire clamp
Cable is clamped by mechanism, and clip mechanism has the arc striking component that can draw electric arc caused by thunder and lightning, which passes through and discharge
Lightning-arrest effect is played in electric discharge between part.But in the prior art, clip mechanism is after puncturing the insulating layer of cable, toward contact
The conductive layer for puncturing cable causes conductive layer is impaired the local electrical resistance of cable is caused to get higher, finally fever even Burnout circuit, shadow
Ring the normal work of power transmission network.In view of this, inventor is special after having studied existing technology to propose the application.
Utility model content
The utility model provides a kind of arrester, it is intended to which the coil holder for improving arrester will not puncture the conduction of damage cable
The problem of layer.
In order to solve the above technical problems, the utility model provides a kind of arrester, kept away to configure to play on cable
The effect of thunder, the arrester includes: dismountable insulator configured on the cables, dismountable configuration are in the electricity
Clip mechanism on cable, the lightning arrester body for being supported on the cable periphery, and configuration putting on the lightning arrester body
Electric part；
The clip mechanism includes wire clamp, drop wire clip and multiple locking assemblies, and the upper wire clamp and drop wire clip are all
It is adapted with the cable, the multiple locking assembly is described offline to make wire clamp and drop wire clip on this clamp the cable
Arc striking component is configured on folder, which can discharge between the electric discharge part；
The locking assembly is included through the bolt of the upper wire clamp and the drop wire clip, spiral shell compatible with the bolt
Mother, and the elastic component being nested on the bolt, the compressed configuration of the elastic component the upper wire clamp and the nut it
Between.
As advanced optimizing, the cable has conductive layer and wraps the insulating layer of the conductive layer；The drop wire clip
Upper to be configured with multiple punctures, the multiple locking assembly can make the multiple puncture, puncture the insulating layer and touch institute
State conductive layer.
As advanced optimizing, there are two locking assemblies for the arrester tool, and the upper wire clamp and drop wire clip are in several
The solid of font, the elastic component are spring.
As advanced optimizing, the arrester has mounting rack, which is connected on the insulator, separately
One end is connected on the lightning arrester body, and the mounting rack is to make the lightning arrester body be supported on the cable periphery.
As advanced optimizing, the electric discharge part is a spherical geometry, and the arc striking component is column solid, and the column
The tapered structure in the end of shape solid.
By using above-mentioned technical proposal, the utility model can obtain following technical effect:
The arrester of the utility model, by configuring locking assembly, which, which has, runs through upper wire clamp and drop wire clip
Bolt nut compatible with the bolt, and be nested with the elastic component on the bolt and between upper wire clamp and nut；
Operator can be by torque spanner tightening nut, and a threshold value is arranged on the torque spanner, is somebody's turn to do when nut tightening reaches
When threshold value, the puncture on drop wire clip can just puncture the insulating layer of cable and touch conductive layer, while puncturing and will not pierce
Conductive layer is hurt in breakage；And the elastic component in the present embodiment can play the role of buffering very well, make torque spanner in tightening nut
When, the torsion rate of change of torque spanner will not be too fast, and the tension that can prevent nut from being locked under the action of inertia punctures damage
Hurt conductive layer.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is an embodiment of the present invention, the axis side structure schematic diagram of arrester；
Fig. 2 is the partial enlarged view at I shown in FIG. 1；
Fig. 3 is an embodiment of the present invention, the axis side structure schematic diagram of clip mechanism；
Fig. 4 is an embodiment of the present invention, the positive structure schematic of clip mechanism；
Marked in the figure: 1- cable, 2- insulator, 3- clip mechanism, 4- electric discharge part, 5- lightning arrester body, 6- mounting rack, 7-
Upper wire clamp, 8- drop wire clip, 9- arc striking component, 10- locking assembly, 11- bolt, 12- nut, 13- elastic component, 14- are punctured.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below
The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model
Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor
Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing:
As shown in Figure 1, in the present embodiment, a kind of arrester plays lightning-arrest effect to configure on cable 1, keeps away
Thunder device includes: dismountable configuration is in insulator 2, the dismountable clip mechanism 3 configured on cable 1, support on cable 1
Lightning arrester body 5 on 1 periphery of cable, and configure the electric discharge part 4 on lightning arrester body 5.As shown in Figure 2, clip mechanism 3
Wire clamp 7, drop wire clip 8 and multiple locking assemblies 10 are included, upper wire clamp 7 and drop wire clip 8 are all adapted with cable 1, multiple
Locking assembly 10 is configured with arc striking component 9, the arc striking component 9 on drop wire clip 8 to make wire clamp 7 and drop wire clip 8 on this clamp cable 1
It can discharge between electric discharge part 4.As shown in Fig. 3 and Fig. 4, locking assembly 10 is included through upper wire clamp 7 and drop wire clip 8
Bolt 11, nut 12 compatible with the bolt 11, and the elastic component 13 being nested on bolt 11, the elastic component 13 pressed
The configuration of contracting is between upper wire clamp 7 and nut 12.
In the present embodiment, cable 1 has conductive layer and wraps the insulating layer of the conductive layer.As shown in Fig. 3 and Fig. 4,
14 are punctured configured with multiple on drop wire clip 8, the multiple locking assembly 10 can make multiple punctures 14, puncture insulating layer and contact
To conductive layer.As shown in Fig. 3 and Fig. 4, in this embodiment, there are two locking assembly 10, upper wire clamp 7 and drop wire clips 8 for arrester tool
It is the solid in zigzag shape, elastic component 13 is spring.Two locking assemblies 10 extend through wire clamp 7 and drop wire clip 8
The same side, and in the present embodiment, in the upper wire clamp 7 and drop wire clip 8 of zigzag shape, inner surface all has globoidal structure, upper wire clamp 7
And drop wire clip 8 can firmly be wrapped in cable 1 between upper wire clamp 7 and drop wire clip 8.
In the present embodiment, operator can be arranged by torque spanner tightening nut 12, and on the torque spanner
One threshold value, when nut 12, which screws, reaches the threshold value, the puncture 14 on drop wire clip 8 can just puncture the insulating layer of cable 1 and
Conductive layer is touched, while puncturing 14 to puncture damage conductive layer again.And the elastic component 13 in the present embodiment can play very
The effect buffered well, makes torque spanner in tightening nut 12, and the torsion rate of change of torque spanner will not be too fast, can prevent
The tension that nut 12 is locked under the action of inertia punctures damage conductive layer.In the present embodiment, puncturing 14 is configuration offline
Multiple spurs of 8 inner surfaces are pressed from both sides, and the length of multiple spur is different, multiple spur can uniformly be pierced into the insulation of cable
Layer.
As shown in Figure 1, in the present embodiment, arrester has mounting rack 6, which is connected to insulator 2
On, the other end is connected on lightning arrester body 5, and mounting rack 6 is to make lightning arrester body 5 be supported on 1 periphery of cable.By Fig. 1 institute
Show, electric discharge part 4 is a spherical geometry；As shown in Figure 2, arc striking component 9 is column solid, and the end of the column solid is in
Pyramidal structure.The end that there is the arc striking component 9 of cone structure can make arc striking component 9 for end generates high pressure, which can puncture
Electric discharge is freeed between air and electric discharge part 4, electric energy caused by being struck by lightning effectively is discharged, is haved the function that lightning-arrest.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of arrester plays lightning-arrest effect on cable (1) to configure, which is characterized in that the arrester includes:
Dismountable configuration is in the clip mechanism of insulator (2), dismountable configuration on the cable (1) on the cable (1)
(3), it is supported on the lightning arrester body (5) on the cable (1) periphery, and configures the electric discharge on the lightning arrester body (5)
Part (4)；
The clip mechanism (3) includes wire clamp (7), drop wire clip (8) and multiple locking assemblies (10), the upper wire clamp
(7) be all adapted with the cable (1) with drop wire clip (8), the multiple locking assembly (10) to make the upper wire clamp (7) and
Drop wire clip (8) is clamped the cable (1), on the drop wire clip (8) be configured with arc striking component (9), the arc striking component (9) can with it is described
It discharges between electric discharge part (4)；
The locking assembly (10) includes through the bolt (11) of the upper wire clamp (7) and the drop wire clip (8) and the bolt
(11) compatible nut (12), and the elastic component (13) being nested on the bolt (11), the elastic component (13) are compressed
Configuration between the upper wire clamp (7) and the nut (12).
2. a kind of arrester according to claim 1, it is characterised in that, the cable (1) has conductive layer and wraps
The insulating layer of the conductive layer；Multiple punctures (14) are configured on the drop wire clip (8), the multiple locking assembly (10) can make
The multiple puncture (14), punctures the insulating layer and touches the conductive layer.
3. a kind of arrester according to claim 1, it is characterised in that, there are two locking assemblies for the arrester tool
(10), the upper wire clamp (7) and drop wire clip (8) are the solid in zigzag shape, and the elastic component (13) is spring.
4. a kind of arrester according to claim 1, which is characterized in that the arrester has mounting rack (6), the installation
Frame (6) one end is connected on the insulator (2), and the other end is connected on the lightning arrester body (5), the mounting rack (6)
To make the lightning arrester body (5) be supported on the cable (1) periphery.
5. a kind of arrester according to claim 1, which is characterized in that the electric discharge part (4) is a spherical geometry, institute
Arc striking component (9) are stated as column solid, and the tapered structure in end of the column solid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821026505.5U CN208299202U (en) | 2018-06-29 | 2018-06-29 | A kind of arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821026505.5U CN208299202U (en) | 2018-06-29 | 2018-06-29 | A kind of arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208299202U true CN208299202U (en) | 2018-12-28 |
Family
ID=64702257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821026505.5U Active CN208299202U (en) | 2018-06-29 | 2018-06-29 | A kind of arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208299202U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504620A (en) * | 2019-07-17 | 2019-11-26 | 贵州电网有限责任公司 | A kind of lightning arrester gap combination lightning protection disconnecting link |
| CN111200268A (en) * | 2020-02-26 | 2020-05-26 | 广东电网有限责任公司湛江供电局 | Installation method of safety lightning arrester |
| CN111446626A (en) * | 2020-05-14 | 2020-07-24 | 国网湖北省电力有限公司十堰供电公司 | Electric arc-proof fitting |
-
2018
- 2018-06-29 CN CN201821026505.5U patent/CN208299202U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504620A (en) * | 2019-07-17 | 2019-11-26 | 贵州电网有限责任公司 | A kind of lightning arrester gap combination lightning protection disconnecting link |
| CN111200268A (en) * | 2020-02-26 | 2020-05-26 | 广东电网有限责任公司湛江供电局 | Installation method of safety lightning arrester |
| CN111200268B (en) * | 2020-02-26 | 2021-06-29 | 广东电网有限责任公司湛江供电局 | Installation method of safety lightning arrester |
| CN111446626A (en) * | 2020-05-14 | 2020-07-24 | 国网湖北省电力有限公司十堰供电公司 | Electric arc-proof fitting |
| CN111446626B (en) * | 2020-05-14 | 2024-01-30 | 国网湖北省电力有限公司十堰供电公司 | Electric arc-proof hardware fitting |
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