CN209658417U - A kind of power engineering electric power earth bolt - Google Patents
A kind of power engineering electric power earth bolt Download PDFInfo
- Publication number
- CN209658417U CN209658417U CN201920308102.8U CN201920308102U CN209658417U CN 209658417 U CN209658417 U CN 209658417U CN 201920308102 U CN201920308102 U CN 201920308102U CN 209658417 U CN209658417 U CN 209658417U
- Authority
- CN
- China
- Prior art keywords
- stud
- earth bolt
- main body
- hold
- screw thread
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of power engineering electric power earth bolts, including earth bolt main body, the upper end of the earth bolt main body is provided with connecting stud, spring shim is provided on the outside of the upper end outer surface connecting stud of the earth bolt main body, clamping stud is provided on the inside of the earth bolt main body, No.1 hold-doun nut is provided on the outside of the upper end connecting stud of the spring shim, No. two hold-doun nuts are provided on the outside of the upper end connecting stud of the No.1 hold-doun nut, the outer surface for clamping stud is provided with No.1 screw thread.A kind of power engineering electric power earth bolt described in the utility model, it prevents from clamping after stud fixes conductor and loosen, it connect conductor with earth bolt stronger, it can prevent clamping stud from cannot dismantle, it can be to avoid interior hexagonal card slot internal rust, increase the service life of earth bolt, relatively simple for structure, this earth bolt will bring better prospect of the application.
Description
Technical field
The utility model relates to power engineering field, in particular to a kind of power engineering electric power earth bolt.
Background technique
Ground connection refers to the outer conductive part of the neutral point of electric system and electric device, the exposed conductive part of electrical equipment and device
Lease making is connected by conductor with the earth, can be divided into working earthing, lightning protection and protective grounding, and electric current flows through three of the above ground connection
Electrode Shi Douhui causes the raising of grounding electrode current potential, influences the safety of the person and equipment, thus must be to the electricity of grounding electrode
Position increases and limits, or takes corresponding safety measure to guarantee equipment and personal safety, will lead usually using earth bolt
Body is connect with ground；Traditional earth bolt has some disadvantages, and conductor first passes through cross screw and is bolted, and cross is recessed
Slot is easy to polish after long-term use, leads to not be dismantled, and secondly earth bolt is not fixed firmly with conductor, in order to solve
The above problem, we have proposed this power engineering electric power earth bolts.
Utility model content
The main purpose of the utility model is to provide a kind of power engineering electric power earth bolts, can effectively solve background
The problems in technology.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of power engineering electric power earth bolt, including earth bolt main body, the upper end of the earth bolt main body are provided with company
Stud is connect, spring shim, the earth bolt main body are provided on the outside of the upper end outer surface connecting stud of the earth bolt main body
Inside be provided with clamping stud, No.1 hold-doun nut is provided on the outside of the upper end connecting stud of the spring shim, it is described
No. two hold-doun nuts are provided on the outside of the upper end connecting stud of No.1 hold-doun nut, the outer surface for clamping stud is provided with
No.1 screw thread is provided with No. two screw threads above the outer surface No.1 screw thread for clamping stud, the lower end for clamping stud
Outer surface, which is emptied, is provided with interior hexagonal card slot, and the inner surface of the interior hexagonal card slot is provided with anti-skid chequer, the interior hexagonal card slot
Inside be provided with rubber seal plug, the lower end outer surface of the rubber seal plug is provided with connection sheet.
Preferably, welding compound is provided between the earth bolt main body and connecting stud, outside the lower end of the connecting stud
Surface is fixedly connected by welding compound with the upper end outer surface of earth bolt main body, the lower end outer surface of the spring shim and ground connection
The upper end outer surface of bolt main body is flexibly connected, and the outer surface of the connecting stud is flexibly connected with the inner surface of spring shim.
Preferably, the inner surface of the No.1 hold-doun nut is flexibly connected with the outer surface of connecting stud, the connection spiral shell
Column, No.1 hold-doun nut, No. two hold-doun nuts are stainless steel material, and the inner surface of the earth bolt main body is provided with interior spiral shell
Line, the internal screw thread are fixedly connected with earth bolt main body, and the No.1 screw thread is fixedly connected with the outer surface for clamping stud, described
The screw pitch of No.1 screw thread is the half of No. two thread pitch, and the screw pitch of the internal screw thread is identical as the screw pitch of No. two screw threads.
Preferably, No. two screw threads are fixedly connected with the outer surface for clamping stud, and the clamping stud passes through No.1 spiral shell
Line, No. two screw threads are fixedly connected with earth bolt main body.
Preferably, the inner surface of No. two hold-doun nuts is flexibly connected with the outer surface of connecting stud, the interior hexagonal
Card slot is fixedly connected with the inner surface for clamping stud, and the anti-skid chequer is fixedly connected with the inner surface of interior hexagonal card slot.
Preferably, the outer surface of the rubber seal plug is flexibly connected by anti-skid chequer with the inner surface of interior hexagonal card slot,
The lower end outer surface of the rubber seal plug is fixedly connected with the upper end outer surface of connection sheet.
Compared with prior art, the utility model has the following beneficial effects: power engineering electric power earth bolt, passes through
Die nut, which is inserted into interior hexagonal card slot, can rotate clamping stud, can be incited somebody to action by internal screw thread, No.1 screw thread, No. two screw threads
The inside that stud is fixed on earth bolt main body is clamped, can be connect conductor with earth bolt by clamping stud, and No.1 screw thread
Screw pitch less than the screw pitch of No. two screw threads, frictional force between No.1 screw thread and internal screw thread can be made to be greater than No. two screw threads and interior spiral shell
Frictional force between line loosens to prevent from clamping after stud fixes conductor, connect conductor with earth bolt stronger, pass through
Interior hexagonal card slot replaces traditional cross card slot, can prevent cross card slot from wearing after long-term use, prevent cross
Card slot causes clamping stud that cannot dismantle upon wear, can be increased between die nut and interior hexagonal card slot by anti-skid chequer
Interior hexagonal card slot can be sealed by rubber seal plug, connection sheet after use, prevent interior hexagonal card slot and water by frictional force
Contact leads to interior hexagonal card slot internal rust, and sundries is avoided to enter inside interior hexagonal card slot, increases the service life of earth bolt,
Relatively simple for structure, more practical, the effect used is more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of power engineering electric power earth bolt of the utility model；
Fig. 2 fixes spiral shell with the connecting stud of electric power earth bolt, spring shim, No.1 for a kind of power engineering of the utility model
The explosive view of cap, No. two hold-doun nuts；
Fig. 3 is a kind of structure chart of the clamping stud of power engineering electric power earth bolt of the utility model；
Fig. 4 is a kind of rubber seal plug of power engineering electric power earth bolt of the utility model, the explosive view for clamping stud.
In figure: 1, earth bolt main body；2, connecting stud；3, spring shim；4, internal screw thread；5, stud is clamped；6, No.1 is solid
Determine nut；7, No. two hold-doun nuts；8, No.1 screw thread；9, No. two screw threads；10, interior hexagonal card slot；11, anti-skid chequer；12, rubber is close
Blocking；13, connection sheet.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of power engineering electric power earth bolt, including earth bolt main body 1, earth bolt main body 1 it is upper
End is provided with connecting stud 2, and the outside of the upper end outer surface connecting stud 2 of earth bolt main body 1 is provided with spring shim 3, ground connection
The inside of bolt main body 1, which is provided with, clamps stud 5, and the outside of the upper end connecting stud 2 of spring shim 3 is provided with No.1 hold-doun nut
6, the outside of the upper end connecting stud 2 of No.1 hold-doun nut 6 is provided with No. two hold-doun nuts 7, clamps the outer surface setting of stud 5
There is No.1 screw thread 8, the top for clamping the outer surface No.1 screw thread 8 of stud 5 is provided with No. two screw threads 9, outside the lower end for clamping stud 5
Surface, which is emptied, is provided with interior hexagonal card slot 10, and the inner surface of interior hexagonal card slot 10 is provided with anti-skid chequer 11, interior hexagonal card slot 10
Inside is provided with rubber seal plug 12, and the lower end outer surface of rubber seal plug 12 is provided with connection sheet 13.
Welding compound is provided between earth bolt main body 1 and connecting stud 2, the lower end outer surface of connecting stud 2 passes through welding
Agent is fixedly connected with the upper end outer surface of earth bolt main body 1, the lower end outer surface of spring shim 3 and the upper end of earth bolt main body 1
Outer surface is flexibly connected, and the outer surface of connecting stud 2 is flexibly connected with the inner surface of spring shim 3；No.1 hold-doun nut 6 it is interior
Surface is flexibly connected with the outer surface of connecting stud 2, and 6, No. two connecting stud 2, No.1 hold-doun nut hold-doun nuts 7 are stainless
Steel material, the inner surface of earth bolt main body 1 are provided with internal screw thread 4, and internal screw thread 4 is fixedly connected with earth bolt main body 1, No.1 screw thread
8 are fixedly connected with the outer surface for clamping stud 5, and the screw pitch of No.1 screw thread 8 is the half of No. two 9 screw pitch of screw thread, the spiral shell of internal screw thread 4
Away from identical as the screw pitch of No. two screw threads 9；No. two screw threads 9 are fixedly connected with the outer surface for clamping stud 5, are clamped stud 5 and are passed through one
Number 8, No. two screw threads 9 of screw thread are fixedly connected with earth bolt main body 1；The inner surface of No. two hold-doun nuts 7 and the appearance of connecting stud 2
Face is flexibly connected, and interior hexagonal card slot 10 is fixedly connected with the inner surface for clamping stud 5, and anti-skid chequer 11 is interior with interior hexagonal card slot 10
Surface is fixedly connected.
Preferably, the outer surface of rubber seal plug 12 is connected by the inner surface activity of anti-skid chequer 11 and interior hexagonal card slot 10
It connects, the lower end outer surface of rubber seal plug 12 is fixedly connected with the upper end outer surface of connection sheet 13.
It should be noted that the utility model is a kind of power engineering electric power earth bolt, user is by earth bolt main body 1
It is fixed on mounting surface by 6, No. two connecting stud 2, No.1 hold-doun nut hold-doun nuts 7, then inserts conductors into earth bolt
The inside of main body 1 clamps stud 5 by rotation in hexagonal card slot 10 in being inserted into die nut, passes through internal screw thread 4, No.1 spiral shell
Clamping stud 5 is fixed on the inside of earth bolt main body 1 by 8, No. two screw threads 9 of line, can be by conductor and ground connection by clamping stud 5
It tethers and connects, the frictional force between die nut and interior hexagonal card slot 10 can be increased by anti-skid chequer 11 and pass through rubber after use
Glue sealing-plug 12, connection sheet 13 can seal interior hexagonal card slot 10, and preventing interior hexagonal card slot 10 from contacting with water leads to interior hexagonal
10 internal rust of card slot, and sundries is avoided to enter inside interior hexagonal card slot 10, increase the service life of earth bolt, structure is simpler
It is single, traditional earth bolt has been surmounted on prospect of the application, it is more practical.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of power engineering electric power earth bolt, including earth bolt main body (1), it is characterised in that: the earth bolt main body (1)
Upper end be provided with connecting stud (2), be provided on the outside of the upper end outer surface connecting stud (2) of the earth bolt main body (1)
Spring shim (3) is provided on the inside of the earth bolt main body (1) and clamps stud (5), and the upper end of the spring shim (3) connects
It connects and is provided with No.1 hold-doun nut (6) on the outside of stud (2), outside the upper end connecting stud (2) of the No.1 hold-doun nut (6)
Side is provided with No. two hold-doun nuts (7), and the outer surface for clamping stud (5) is provided with No.1 screw thread (8), the clamping stud
(5) No. two screw threads (9) are provided with above outer surface No.1 screw thread (8), the lower end outer surface for clamping stud (5) is emptied
It is provided with interior hexagonal card slot (10), the inner surface of the interior hexagonal card slot (10) is provided with anti-skid chequer (11), the interior hexagonal card
It is provided on the inside of slot (10) rubber seal plug (12), the lower end outer surface of the rubber seal plug (12) is provided with connection sheet
(13).
2. a kind of power engineering electric power earth bolt according to claim 1, it is characterised in that: the earth bolt main body
(1) welding compound is provided between connecting stud (2), the lower end outer surface of the connecting stud (2) passes through welding compound and ground connection
The upper end outer surface of bolt main body (1) is fixedly connected, and the lower end outer surface of the spring shim (3) is upper with earth bolt main body (1)
Outer surface is held to be flexibly connected, the outer surface of the connecting stud (2) is flexibly connected with the inner surface of spring shim (3).
3. a kind of power engineering electric power earth bolt according to claim 1, it is characterised in that: the No.1 hold-doun nut
(6) inner surface is flexibly connected with the outer surface of connecting stud (2), the connecting stud (2), No.1 hold-doun nut (6), No. two
Hold-doun nut (7) is stainless steel material, and the inner surface of the earth bolt main body (1) is provided with internal screw thread (4), the internal screw thread
(4) it is fixedly connected with earth bolt main body (1), the No.1 screw thread (8) is fixedly connected with the outer surface for clamping stud (5), described
The screw pitch of No.1 screw thread (8) is the half of No. two screw thread (9) screw pitch, the screw pitch of the internal screw thread (4) and the spiral shell of No. two screw threads (9)
Away from identical.
4. a kind of power engineering electric power earth bolt according to claim 1, it is characterised in that: No. two screw threads (9)
It is fixedly connected with the outer surface for clamping stud (5), the clamping stud (5) is by No.1 screw thread (8), No. two screw threads (9) and connects
Ground bolt main body (1) is fixedly connected.
5. a kind of power engineering electric power earth bolt according to claim 1, it is characterised in that: No. two hold-doun nuts
(7) inner surface is flexibly connected with the outer surface of connecting stud (2), and the interior hexagonal card slot (10) is interior with clamping stud (5)
Surface is fixedly connected, and the anti-skid chequer (11) is fixedly connected with the inner surface of interior hexagonal card slot (10).
6. a kind of power engineering electric power earth bolt according to claim 1, it is characterised in that: the rubber seal plug
(12) outer surface is flexibly connected by anti-skid chequer (11) with the inner surface of interior hexagonal card slot (10), the rubber seal plug (12)
Lower end outer surface be fixedly connected with the upper end outer surface of connection sheet (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920308102.8U CN209658417U (en) | 2019-03-12 | 2019-03-12 | A kind of power engineering electric power earth bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920308102.8U CN209658417U (en) | 2019-03-12 | 2019-03-12 | A kind of power engineering electric power earth bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209658417U true CN209658417U (en) | 2019-11-19 |
Family
ID=68526637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920308102.8U Active CN209658417U (en) | 2019-03-12 | 2019-03-12 | A kind of power engineering electric power earth bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209658417U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111525292A (en) * | 2020-05-20 | 2020-08-11 | 上海外高桥造船有限公司 | Ship grounding device and grounding system |
-
2019
- 2019-03-12 CN CN201920308102.8U patent/CN209658417U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111525292A (en) * | 2020-05-20 | 2020-08-11 | 上海外高桥造船有限公司 | Ship grounding device and grounding system |
| CN111525292B (en) * | 2020-05-20 | 2021-07-16 | 上海外高桥造船有限公司 | Ship grounding device and grounding system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204885734U (en) | Box -type substation box body ground connection protection device | |
| CN209658417U (en) | A kind of power engineering electric power earth bolt | |
| CN204205093U (en) | Electricity testing grounding ring | |
| CN204517346U (en) | A kind of earth potential erecting tools for leakage conductor | |
| CN207572544U (en) | A kind of electric power grounding device | |
| CN213304380U (en) | High-voltage power grounding device | |
| CN201674003U (en) | CT loop electrified sealing device | |
| CN207233971U (en) | A kind of new personal safety wire of transmission line of electricity | |
| CN215377099U (en) | Dampproofing anticorrosion zinc oxide arrester | |
| CN202622635U (en) | Charged bolt tightening device | |
| CN207800934U (en) | A kind of nested type band steel ground connection extending apparatus | |
| CN201001018Y (en) | Antiarc puncture metal ware | |
| CN209241011U (en) | A kind of bus body bonding device | |
| CN207800933U (en) | A kind of curve band steel strengthens the earthing or grounding means of support | |
| CN211453907U (en) | Low-current grounding positioning device | |
| CN216251197U (en) | Ground wire positioning device | |
| CN205211967U (en) | Join in marriage electric network line maintenance and use ground connection discharge device | |
| CN110033944A (en) | Polypropylene film capacitor high-performance end cap | |
| CN202503112U (en) | Connector for electrical equipment and lead wire | |
| CN203300836U (en) | Ground end of throwing-hanging type ground wire | |
| CN212182572U (en) | Distribution lines overhauls uses earthing device | |
| CN211088522U (en) | Novel fastener structure convenient to installation | |
| CN217182438U (en) | Electric power grounding device | |
| CN212230623U (en) | Grounding wire clamp | |
| CN212366241U (en) | Crutch type grounding head |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |