CN105356083A - Grounding device for power equipment - Google Patents
Grounding device for power equipment Download PDFInfo
- Publication number
- CN105356083A CN105356083A CN201510852698.4A CN201510852698A CN105356083A CN 105356083 A CN105356083 A CN 105356083A CN 201510852698 A CN201510852698 A CN 201510852698A CN 105356083 A CN105356083 A CN 105356083A
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- CN
- China
- Prior art keywords
- binding post
- bolt
- power equipment
- sleeve
- grounding
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a grounding device for power equipment. The grounding device comprises a connection terminal, the connection terminal is connected with a grounding wire on the power equipment, the bottom of the connection terminal is fixedly connected with a binding post, the bottom of the binding post is fixedly connected with a grounding fixing device, the grounding fixing device comprises a bolt with a bullet-shaped structure, an external thread is formed on the surface of one side of the bolt far from the tip, the surface of the bolt is sleeved with a sleeve, a gap is formed on one side of the sleeve close to the tip of the bolt, a flat washer is arranged on the other side of the sleeve far from the tip of the bolt, and a nut sliding on the external thread is arranged on one side of the flat washer far from the sleeve. The grounding device for power equipment is firm and reliable in fixing and strong in self-locking clamping capability, avoids loosening caused by long-time jitter of ground, improves the grounding effect, reduces the cost, reduces the expense, and brings convenience.
Description
Technical field
The present invention relates to earthing device technical field, be specially a kind of earthing device of power equipment.
Background technology
Power equipment mainly comprises with generating equipment and the large class of power supply unit two, generating equipment is utility boiler, steam turbine, gas turbine, the hydraulic turbine, generator, transformer etc. mainly, the transmission line, instrument transformer, contactor etc. of power supply unit mainly various electric pressure, in power equipment use procedure, in order to work and security needs, some part of electric power system and power equipment thereof is often needed to be connected with the earth, Here it is ground connection.The installation majority of the earthing device of current power equipment is by Metallic rod grafting on the ground, and builds with cement, but ground shake for a long time can cause Metallic rod and cement to loosen, secondary is needed to repair, add maintenance cost, reliability is low, is inconvenient to use.
Summary of the invention
The object of the present invention is to provide a kind of earthing device of power equipment, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme: a kind of earthing device of power equipment, comprise binding post, described binding post is connected with the earth connection on power equipment, the bottom of described binding post is fixedly connected with binding post, the bottom of described binding post is fixedly connected with ground connection fixture, described ground connection fixture comprises bolt, described bolt is set to bullet type structure, bolt is arranged away from a side surface of point and offers external screw thread, the surface of described bolt is socketed with sleeve, described sleeve offers breach near the side of bolt point end, and sleeve is provided with plain washer away from the side of bolt point end, described plain washer is provided with away from the side of sleeve the nut slided on external screw thread, and the junction between nut and plain washer is provided with nut collar.
Preferably, the quantity of described breach is set to four, and four breaches are evenly offered.
Preferably, one end of described binding post offers patch jack, and described binding post is by patch jack and binding post clamping.
Preferably, described binding post offers fixing threaded hole away from one end of patch jack, and fixing threaded hole is provided with internal thread, and described binding post is threaded with connection fixing device by fixing threaded hole.
Preferably, described binding post comprises contact rod, and the top of described contact rod contacts with binding post, and the bottom of described contact rod contacts with ground connection fixture, the surface of described contact rod and barricade adhesion, the surface of described barricade and insulation crust adhesion.
Compared with prior art, the invention has the beneficial effects as follows:
(1), the earthing device of power equipment of the present invention, by arranging ground connection fixture, and ground connection fixture is set to intumescent structure, by moving axially of bolt, bolt point end portion is moved, and then form very large normal pressure at the outer peripheral face of sleeve pipe, in addition the angle of bolt point end is very little, thus make ground, sleeve pipe and bolt point end form friction self-locking, utilization is taken along shape gradient to impel to expand and is produced friction bond stress, reach fixed effect, fixation is reliable, self-locking clamping ability is strong, avoid because loosening of causing when shaking for a long time of ground, add earthing effect, do not need to repair, reduce cost, decrease the expenditure of expense, be convenient for people to use.
(2), the earthing device of power equipment of the present invention, by binding post, binding post and connection fixing device are set to combining structure, conveniently to change when wherein a part is damaged, convenient disassembly, improves the utilance of resource, simple to operate.
(3), the earthing device of power equipment of the present invention, by arranging barricade between contact rod and insulation crust, protection contact rod, by the interference of surrounding magnetic field, improves the effect of ground connection, effectively protects earthing device and power equipment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of ground connection fixture of the present invention;
Fig. 3 is the profile of binding post of the present invention.
In figure: 1 binding post, 2 binding posts, 3 ground connection fixtures, 4 bolts, 5 sleeves, 6 breaches, 7 plain washers, 8 nut collars, 9 nuts, 10 patch jacks, 11 fixing threaded holes, 12 contact rods, 13 barricades, 14 insulation crusts.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1-3, the invention provides a kind of technical scheme: a kind of earthing device of power equipment, comprise binding post 1, binding post 1 is connected with the earth connection on power equipment, the bottom of binding post 1 is fixedly connected with binding post 2, one end of binding post 2 offers patch jack 10, binding post 2 is by patch jack 10 and binding post 1 clamping, the bottom of binding post 2 is fixedly connected with ground connection fixture 3, binding post 2 offers fixing threaded hole 11 away from one end of patch jack 10, and fixing threaded hole 11 is provided with internal thread, binding post 2 is threaded with connection fixing device 3 by fixing threaded hole 11, by by binding post 2, binding post 1 and connection fixing device 4 are set to combining structure, change during convenient wherein part damage, convenient disassembly, improve the utilance of resource, simple to operate, binding post 2 comprises contact rod 12, the top of contact rod 12 contacts with binding post 2, the bottom of contact rod 12 contacts with ground connection fixture 3, the surface of contact rod 12 and barricade 13 adhesion, the surface of barricade 13 and insulation crust 14 adhesion, by arranging barricade 13 between contact rod 12 and insulation crust 14, protection contact rod 12 is not by the interference of surrounding magnetic field, improve the effect of ground connection, effectively protect earthing device and power equipment, ground connection fixture 3 comprises bolt 4, bolt 4 is set to bullet type structure, bolt 4 is arranged away from a side surface of point and offers external screw thread, the surface of bolt 4 is socketed with sleeve 5, sleeve 5 offers breach 6 near the side of bolt 4 point, the quantity of breach 6 is set to four, and four breaches 6 are evenly offered, and sleeve 5 is provided with plain washer 7 away from the side of bolt 4 point, plain washer 7 is provided with away from the side of sleeve 5 nut 9 slided on external screw thread, and the junction between nut 9 and plain washer 7 is provided with nut collar 8, by arranging ground connection fixture 3, and ground connection fixture 3 is set to intumescent structure, by moving axially of bolt 4, bolt 4 tip portion is moved, and then form very large normal pressure at the outer peripheral face of sleeve pipe 5, in addition the angle of bolt 4 point is very little, thus make ground, sleeve pipe 5 and bolt 4 point form friction self-locking, utilization is taken along shape gradient to impel to expand and is produced friction bond stress, reach fixed effect, fixation is reliable, self-locking clamping ability is strong, avoid because loosening of causing when shaking for a long time of ground, add earthing effect, do not need to repair, reduce cost, decrease the expenditure of expense, be convenient for people to use.
During use, first punch with drilling machine, again by the point patchhole of bolt 4 in ground connection fixture 3, and use hammer to beat, by moving axially of bolt 4, bolt 4 tip portion is moved, and then form very large normal pressure at the outer peripheral face of sleeve pipe 5, in addition the angle of bolt 4 point is very little, thus make ground, sleeve pipe 5 and bolt 4 point form friction self-locking, utilization is taken along shape gradient to impel to expand and is produced friction bond stress, reach fixed effect, after fixedly completing, binding post 2 and ground connection fixture 3 are fixed, again binding post 1 is fixed on the top of binding post 2, finally the earth connection of power equipment is connected on binding post 1.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalents thereof.
Claims (5)
1. the earthing device of a power equipment, comprise binding post (1), described binding post (1) is connected with the earth connection on power equipment, the bottom of described binding post (1) is fixedly connected with binding post (2), the bottom of described binding post (2) is fixedly connected with ground connection fixture (3), it is characterized in that: described ground connection fixture (3) comprises bolt (4), described bolt (4) is set to bullet type structure, bolt (4) is arranged away from a side surface of point and offers external screw thread, the surface of described bolt (4) is socketed with sleeve (5), described sleeve (5) offers breach (6) near the side of bolt (4) point, and sleeve (5) is provided with plain washer (7) away from the side of bolt (4) point, described plain washer (7) is provided with away from the side of sleeve (5) nut (9) slided on external screw thread, and the junction between nut (9) and plain washer (7) is provided with nut collar (8).
2. the earthing device of a kind of power equipment according to claim 1, is characterized in that: the quantity of described breach (6) is set to four, and four breaches (6) are evenly offered.
3. the earthing device of a kind of power equipment according to claim 1, it is characterized in that: one end of described binding post (2) offers patch jack (10), described binding post (2) is by patch jack (10) and binding post (1) clamping.
4. the earthing device of a kind of power equipment according to claim 1, it is characterized in that: described binding post (2) offers fixing threaded hole (11) away from one end of patch jack (10), and fixing threaded hole (11) is provided with internal thread, described binding post (2) is threaded with connection fixing device (3) by fixing threaded hole (11).
5. the earthing device of a kind of power equipment according to claim 1, it is characterized in that: described binding post (2) comprises contact rod (12), the top of described contact rod (12) contacts with binding post (2), the bottom of described contact rod (12) contacts with ground connection fixture (3), the surface of described contact rod (12) and barricade (13) adhesion, the surface of described barricade (13) and insulation crust (14) adhesion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852698.4A CN105356083A (en) | 2015-11-30 | 2015-11-30 | Grounding device for power equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852698.4A CN105356083A (en) | 2015-11-30 | 2015-11-30 | Grounding device for power equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105356083A true CN105356083A (en) | 2016-02-24 |
Family
ID=55331997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510852698.4A Pending CN105356083A (en) | 2015-11-30 | 2015-11-30 | Grounding device for power equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105356083A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505327A (en) * | 2016-12-08 | 2017-03-15 | 中国人民解放军63926部队 | A kind of copper facing round steel drop bar rapid vertical laying apparatu and its construction method |
| CN106992365A (en) * | 2017-05-08 | 2017-07-28 | 河南中多科技发展有限公司 | A kind of expansion type earthing or grounding means and its earthing method |
| CN107834230A (en) * | 2017-11-25 | 2018-03-23 | 曹健 | One kind ground wire quick-connecting joint |
| CN108808273A (en) * | 2018-07-16 | 2018-11-13 | 盐城工业职业技术学院 | A kind of power equipment earthing or grounding means |
-
2015
- 2015-11-30 CN CN201510852698.4A patent/CN105356083A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505327A (en) * | 2016-12-08 | 2017-03-15 | 中国人民解放军63926部队 | A kind of copper facing round steel drop bar rapid vertical laying apparatu and its construction method |
| CN106505327B (en) * | 2016-12-08 | 2019-01-18 | 中国人民解放军63926部队 | A kind of copper facing round steel grounding rod rapid vertical laying apparatu and its construction method |
| CN106992365A (en) * | 2017-05-08 | 2017-07-28 | 河南中多科技发展有限公司 | A kind of expansion type earthing or grounding means and its earthing method |
| CN107834230A (en) * | 2017-11-25 | 2018-03-23 | 曹健 | One kind ground wire quick-connecting joint |
| CN108808273A (en) * | 2018-07-16 | 2018-11-13 | 盐城工业职业技术学院 | A kind of power equipment earthing or grounding means |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160224 |