CN108767514A - A kind of thread depressing mechanism and power grounding pile - Google Patents
A kind of thread depressing mechanism and power grounding pile Download PDFInfo
- Publication number
- CN108767514A CN108767514A CN201811027667.5A CN201811027667A CN108767514A CN 108767514 A CN108767514 A CN 108767514A CN 201811027667 A CN201811027667 A CN 201811027667A CN 108767514 A CN108767514 A CN 108767514A
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- CN
- China
- Prior art keywords
- fixed
- thread depressing
- grounding
- depressing mechanism
- movable part
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
-
- 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
- H01R4/28—Clamped connections, spring connections
- H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
- H01R4/36—Conductive members located under tip of screw
- H01R4/363—Conductive members located under tip of screw with intermediate part between tip and conductive member
- H01R4/366—Conductive members located under tip of screw with intermediate part between tip and conductive member intermediate part attached to the tip of the screw
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- Electric Cable Installation (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The invention belongs to electrical equipment technical fields, especially a kind of thread depressing mechanism and the power grounding pile for using the thread depressing mechanism, thread depressing mechanism includes sequentially fixed component, elastic parts, movable part, upper clamp plate and lower snap-gauge from top to bottom, jackscrew is threadedly coupled in fixed component, the both ends of elastic parts are connected with fixed component and movable part respectively, upper clamp plate is fixed on the lower face of movable part, and the lower face of upper clamp plate and the upper surface of lower clamp plate are both provided with arc wire casing on corresponding position.Thread depressing mechanism is designed to movable structure by the present invention, and when installation is grounded, earth wire grips, it is ensured that grounding rod and ground wire good electric connection between the two.
Description
Technical field
The invention belongs to electrical equipment technical field, especially a kind of thread depressing mechanism and power grounding pile.
Background technology
Ground connection be the relatively low channel of an impedance value that its source provides is returned to by electric current, specifically, be exactly
When earth fault occur in circuit or electrical equipment, flows back to power supply for fault current and one low-impedance path is provided.The master of ground connection
Syllabus is conducted to electric current, can be travelled to and fro between the earth or equivalent metal conductor, be belonged to and be conductively connected
Scope, particularly may be divided into two kinds of permanent earth and temporary grounding.Ground connection in electric system specifically refers to will be all kinds of electrical
The metal part of equipment is reliably connected via ground wire with grounding electrode, refers to neutral point and the earth in most cases
It is connected.By being grounded other than it can effectively prevent human electric shock, moreover it is possible to ensure the safe operation of electric system, give circuit
And the insulation of electrical equipment provides effective protection.It can be seen that using the grounding technology of reasonable aobvious in the power system
It obtains particularly important.
The patent document of Authorization Notice No. CN103441431B discloses a kind of distribution box and becomes temporary earthing device, including with connect
The structure of the fixed wire clamp of ground terminal, wire clamp includes component one, component two and hinge pin, and component one and component two are hinged on by hinge pin
Together, the hole on component two with hinge pin cooperation is slot hole, and making between component one and component two tool, there are two hinged support, components one
One end that occlusion is corresponded to component two is jaw, and the jaw includes the planar section suitable for angle steel form ground stud and is applicable in
Be equipped with tooth form highly conducting metal layer at the arch section of round steel form ground stud, arc vice jaw, component one and component two it is another
End is handle, and handle end is equipped with locking positioning device；The component one of jaw side is equipped with annealed copper wire connection terminal.The structure
It is disadvantageous in that：By the wire clamp of tong-like, although improving disassembly efficiency, the general complex, personnel of operation field
Disengaging is frequent, and the stability of the structure in use can not be ensured.
The patent document of Authorization Notice No. CN205828692U discloses a kind of detachable temporary grounding stake, including fixing card
The bottom of plate, fixing chuck plate is provided with fixed bottom outlet, and the side of fixing chuck plate is provided with the first fixation perforation, the top of fixing chuck plate
Portion is provided with fixed fastener, and the top of fixed fastener is provided with the second fixation perforation, and the bottom of fixed fastener is provided with ground connection spiral shell
Column is fixedly connected with column and perforates across the first fixation perforation and the second fixation, and the one end for being fixedly connected with column is provided with card handle, the company of fixation
The other end for connecing column is provided with mounting hole.The structure is disadvantageous in that：Collocation ground connection band iron is needed to be used, ground connection
Parts are more, and there are the risk of poor contact is bigger.
Invention content
In view of this, in view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of thread depressing mechanism and power grounds
Thread depressing mechanism is designed to movable structure by stake, the present invention, and when installation is grounded, earth wire grips, it is ensured that grounding rod
With ground wire good electric connection between the two.
In order to achieve the above objectives, the present invention uses following technical scheme：
A kind of thread depressing mechanism includes sequentially fixed component, elastic parts, movable part, upper clamp plate and lower snap-gauge, institute from top to bottom
It states and is threadedly coupled jackscrew in fixed component, the both ends of the elastic parts are connected with fixed component and movable part respectively, institute
State the lower face that upper clamp plate is fixed on movable part, the corresponding position in upper surface of the lower face and lower clamp plate of the upper clamp plate
On be both provided with arc wire casing.
Further, the elastic parts is multiple tension spring circumferentially distributed around fixed component center.
Further, the inner ring of the upper surface setting ball bearing of the movable part, the jackscrew and ball bearing is solid
Fixed connection, the movable part are fixedly connected with the outer ring of ball bearing.
A kind of power grounding pile, including grounding rod, the movable plate being set on grounding rod, the fixation that is fixed on grounding rod
Plate, the movable plate are cross or rice font structure, and the upper end setting of the grounding rod accommodates the polyhedron sky of thread depressing mechanism
Through hole that is vertical with polyhedron cavity and being connected is arranged in chamber, the grounding rod top, and the fixed component is solid with grounding rod
Fixed connection, the movable part is the polyhedral structure being slidably arranged in polyhedron cavity, is threadedly coupled in the fixed plate
Adjusting screw rod, lower end and the movable plate of the adjusting screw rod connect.
Further, the lower part of the grounding rod is pyramidal structure.
Further, limiting slot corresponding with adjusting screw rod is set on the movable plate.
Further, the limiting slot is arranged rotatable parts, and the rotatable parts include main roller bearing and circumferentially uniform cloth
Set multiple secondary roller bearings in main roller bearing outer wall.
The beneficial effects of the invention are as follows：
1. in installation ground wire and ground stud, need to account for from safety and convenience：Wherein, safety is to ensure that
Ground wire is well contacted between ground stud, between ground stud and the earth, i.e., to ensure the electric connection between three, this
Thread depressing mechanism is designed to that movable structure, fixed component are fixedly connected with grounding rod by invention, multi-panel of the movable plate in grounding rod
Non-rotating slides up and down in body cavity, when installation ground wire, places it in the wire casing of lower clamp plate, is made by rotating jackscrew
Upper clamp plate downlink earth wire grips, so that it is guaranteed that grounding rod and ground wire good electric connection between the two, use
After, reversion jackscrew makes upper clamp plate uplink, movable part drive upper clamp plate uplink under the pulling force of elastic parts, will be grounded
Extraction, elastic parts provides whole power for movable part uplink during this；It can also be between movable plate and jackscrew
Be arranged ball bearing, a monolithic construction between jackscrew and movable plate, at this time jackscrew be movable part uplink provide mainly move
Power, elastic parts it is auxiliary it.
2. the present invention is based on actual demand, fixed plate is designed in the upper end of grounding rod, is made using static pressure method or hammering method
With making grounding rod be pressed into underground in fixed plate, during being somebody's turn to do, inevitably occur since force is uneven（Such as hammering method）Cause to connect
The crooked phenomenon of ground stick, the present invention are arranged movable plate on the outside of grounding rod, and movable plate is cross or rice font structure, can be right
The posture of grounding rod is corrected, and ensures that grounding rod is inserted into the stability of the earth；Convenience is considered, the present invention exists
Adjusting screw rod is set between fixed plate and movable plate, when needing to extract ground stud, adjusting screw rod, movable plate are rotated using spanner
It is supporting point with the earth, fixed plate and grounding rod is jacked up, the process is time saving and energy saving, especially in the operation head and the tail stage, improves
The convenience of ground stud is removed for the operating personnel for having consumed a large amount of muscle power, it is significant.
3. grounding rod is designed to pyramidal structure by the present invention, be conducive to the pushing efficiency of grounding rod.
4. being rotated since movable plate can surround grounding rod, the present invention is arranged corresponding with adjusting screw rod on movable plate
Limiting slot, this structure design provide limit space for adjusting screw rod, prevent movable plate in grounding rod withdrawal process and are freely rotated, run
Inclined problem.
5. rotatable parts are arranged in limiting slot, rotatable parts include main roller bearing and are circumferentially evenly arranged in main roller bearing outer wall
Multiple pair roller bearings, when in use, main roller bearing is rotatably arranged on by multiple secondary roller bearings in holding tank this structure design, when adjusting spiral shell
The upper-end contact of bar rotation process and main roller bearing improves the rotational efficienty of adjusting screw rod, the convenience for improving the present invention into one.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment one；
Fig. 2 is a kind of structural schematic diagram of thread depressing mechanism of embodiment；
Fig. 3 is the structural schematic diagram of two movable plate of embodiment；
Fig. 4 is the structural schematic diagram of two rotatable parts of embodiment.
Figure label：1- grounding rods, 2- movable plates, 3- fixed plates, 4- conformality cavitys, 5- through holes, 6- fixed components, 7-
Elastic parts, 8- movable parts, 9- upper clamp plates, snap-gauge under 10-, 11- jackscrews, 12- ball bearings, 13- arc wire casings, 14- tune
Save screw rod, 15- limiting slots, the main roller bearings of 16-, 17- pair roller bearings.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment one
As shown in Figure 1, the present invention includes grounding rod 1, the movable plate 2 that is set on grounding rod 1, is fixed on consolidating on grounding rod 1
Fixed board 3 and thread depressing mechanism on 1 top of grounding rod is set, movable plate 2 is decussate texture；
The lower part of grounding rod 1 is pyramidal structure, and conformality cavity 4 is arranged in 1 upper end of grounding rod, and the setting of 1 top of grounding rod and conformality are empty
Chamber 4 is vertical and the through hole 5 that is connected, as shown in Fig. 2, thread depressing mechanism includes sequentially fixed component 6, elastic parts from top to bottom
7, movable part 8, upper clamp plate 9 and lower snap-gauge 10, fixed component 6 are column structure, are welded and fixed with grounding rod 1, fixed component 6
Center be threadedly coupled jackscrew 11, elastic parts 7 is the both ends of the spring point around two circumferentially distributed tension springs of fixed component center
It is not connected with fixed component and movable part, movable part 8 is the cube structure being slidably arranged in positive side body cavity 4,
Ball bearing 12 is arranged in the upper surface of movable part 8, and jackscrew 11 is fixedly connected with the inner ring of ball bearing 12, movable part 8 and
The outer ring of ball bearing 12 is fixedly connected, and upper clamp plate 9 is fixed on the lower face of movable part 8, the lower face of upper clamp plate 9 and lower folder
Arc wire casing 13 is both provided on the corresponding position in upper surface of plate 10, the welding of lower clamp plate 10 or gluing are fixed on conformality sky
4 bottom of chamber；It is noted that fixed component 6, movable part 8 use metal plate-like structure；
It is threadedly coupled adjusting screw rod 14 in fixed plate 3, limiting slot corresponding with adjusting screw rod 14 15 is set on movable plate 2.
When in use, movable plate 2 is placed on the ground first, grounding rod 1 is sequentially inserted into movable plate 2 and ground, it will
Ground wire uses thread depressing mechanism by its jam-packed after being inserted through in hole 5；After use, adjusting screw rod 14 is screwed in into fixed plate 3
Threaded hole in, with the continuous downlink of adjusting screw rod 14, grounding rod 1 and fixed plate 3 pull away ground.
It need to point out, after grounding rod 1 is pressed into underground, adjusting screw rod 14 is located in limiting slot 15.
Embodiment two
The present embodiment and the structure of embodiment one are essentially identical, unlike：As shown in Figure 3 and Figure 4, the setting of limiting slot 15 rotation
Component, rotatable parts include main roller bearing 16 and the multiple secondary roller bearings 17 for being circumferentially evenly arranged in 16 outer wall of main roller bearing.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common
Other modifications or equivalent replacement that technical staff makes technical scheme of the present invention, without departing from technical solution of the present invention
Spirit and scope, be intended to be within the scope of the claims of the invention.
Claims (7)
1. a kind of thread depressing mechanism, it is characterised in that：Include sequentially fixed component, elastic parts, movable part, upper folder from top to bottom
Plate and lower snap-gauge, are threadedly coupled jackscrew in the fixed component, the both ends of the elastic parts respectively with fixed component and activity
Component is connected, and the upper clamp plate is fixed on the lower face of movable part, the lower face of the upper clamp plate and the upper end of lower clamp plate
Face is both provided with arc wire casing on corresponding position.
2. a kind of thread depressing mechanism according to claim 1, it is characterised in that：The elastic parts is multiple around fixed part
The circumferentially distributed tension spring in part center.
3. a kind of thread depressing mechanism according to claim 1, it is characterised in that：Ball is arranged in the upper surface of the movable part
Bearing, the jackscrew are fixedly connected with the inner ring of ball bearing, and the movable part is fixedly connected with the outer ring of ball bearing.
4. a kind of power grounding pile using any one of claim 1-3 thread depressing mechanisms, it is characterised in that：Including grounding rod, set
The upper end setting of the movable plate being located on grounding rod, the fixed plate being fixed on grounding rod, the grounding rod accommodates thread depressing mechanism
Polyhedron cavity, grounding rod top setting is vertical with polyhedron cavity and the through hole that is connected, the fixed component
It is fixedly connected with grounding rod, the movable part is the polyhedral structure being slidably arranged in polyhedron cavity, the fixed plate
Upper threaded connection adjusting screw rod, lower end and the movable plate of the adjusting screw rod connect.
5. power grounding pile according to claim 4, it is characterised in that：The lower part of the grounding rod is pyramidal structure.
6. power grounding pile according to claim 4, it is characterised in that：It is arranged on the movable plate opposite with adjusting screw rod
The limiting slot answered.
7. power grounding pile according to claim 6, it is characterised in that：The limiting slot setting rotatable parts, described turn
Dynamic component includes main roller bearing and the multiple secondary roller bearings for being circumferentially evenly arranged in main roller bearing outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811027667.5A CN108767514B (en) | 2018-09-04 | 2018-09-04 | Wire pressing mechanism and electric power grounding pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811027667.5A CN108767514B (en) | 2018-09-04 | 2018-09-04 | Wire pressing mechanism and electric power grounding pile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108767514A true CN108767514A (en) | 2018-11-06 |
| CN108767514B CN108767514B (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811027667.5A Active CN108767514B (en) | 2018-09-04 | 2018-09-04 | Wire pressing mechanism and electric power grounding pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108767514B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564708A (en) * | 2020-05-08 | 2020-08-21 | 广东电网有限责任公司 | Electric power grounding post for electric power engineering |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8277263B1 (en) * | 2011-06-09 | 2012-10-02 | Bridgeport Fittings, Inc. | Intersystem grounding bridge |
| CN104314943A (en) * | 2014-09-12 | 2015-01-28 | 江苏智方建设工程有限公司 | Improved grounding device |
| CN204651506U (en) * | 2015-06-04 | 2015-09-16 | 宁夏天净元光电力有限公司 | Spiral earth electrode device |
| CN205070117U (en) * | 2015-11-11 | 2016-03-02 | 国网四川蓬溪县供电有限责任公司 | Earthing pole structure |
| CN105428834A (en) * | 2014-08-21 | 2016-03-23 | 国网河南省电力公司漯河供电公司 | Antitheft combined copper clad steel grounding electrode and mounting method thereof |
| CN106848629A (en) * | 2016-12-30 | 2017-06-13 | 国网山东省电力公司青州市供电公司 | A kind of thread earthing pole |
| CN206379484U (en) * | 2017-01-16 | 2017-08-04 | 郑人君 | A kind of earthing pole structure |
| CN206893817U (en) * | 2017-06-21 | 2018-01-16 | 广东电网有限责任公司东莞供电局 | Reinforced grounding rod |
-
2018
- 2018-09-04 CN CN201811027667.5A patent/CN108767514B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8277263B1 (en) * | 2011-06-09 | 2012-10-02 | Bridgeport Fittings, Inc. | Intersystem grounding bridge |
| CN105428834A (en) * | 2014-08-21 | 2016-03-23 | 国网河南省电力公司漯河供电公司 | Antitheft combined copper clad steel grounding electrode and mounting method thereof |
| CN104314943A (en) * | 2014-09-12 | 2015-01-28 | 江苏智方建设工程有限公司 | Improved grounding device |
| CN204651506U (en) * | 2015-06-04 | 2015-09-16 | 宁夏天净元光电力有限公司 | Spiral earth electrode device |
| CN205070117U (en) * | 2015-11-11 | 2016-03-02 | 国网四川蓬溪县供电有限责任公司 | Earthing pole structure |
| CN106848629A (en) * | 2016-12-30 | 2017-06-13 | 国网山东省电力公司青州市供电公司 | A kind of thread earthing pole |
| CN206379484U (en) * | 2017-01-16 | 2017-08-04 | 郑人君 | A kind of earthing pole structure |
| CN206893817U (en) * | 2017-06-21 | 2018-01-16 | 广东电网有限责任公司东莞供电局 | Reinforced grounding rod |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564708A (en) * | 2020-05-08 | 2020-08-21 | 广东电网有限责任公司 | Electric power grounding post for electric power engineering |
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| Publication number | Publication date |
|---|---|
| CN108767514B (en) | 2022-10-18 |
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