CN106299736B - A kind of electric power detecting instrument earthing or grounding means - Google Patents
A kind of electric power detecting instrument earthing or grounding means Download PDFInfo
- Publication number
- CN106299736B CN106299736B CN201610713165.2A CN201610713165A CN106299736B CN 106299736 B CN106299736 B CN 106299736B CN 201610713165 A CN201610713165 A CN 201610713165A CN 106299736 B CN106299736 B CN 106299736B
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- China
- Prior art keywords
- ground connection
- housing
- ground
- fixed jaw
- lever
- Prior art date
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- Expired - Fee Related
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Classifications
-
- 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
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a kind of electric power detecting instrument earthing or grounding means, including being grounded seat, the ground line seat bottom is connect with lever one end, the lever and the connecting shaft being arranged in the middle part of cement platform are hinged, the other end and the housing top of the lever connect, the housing top is connect with the top of ground connection housing, the ground connection housing lower end is bolted with housing tip, it is put on outside the ground connection and offers one group of through-hole, the through-hole and ground connection fixed jaw cooperation, the ground connection fixed jaw cooperates with the pawl locating ring that the ground connection jacket internal is arranged in, the pawl locating ring is Nian Jie with the ground connection fixed jaw and the ground connection housing by mucigel, ground connection interior bar is arranged in the ground connection housing.The electric power detecting instrument earthing or grounding means can firmly cooperate with ground, anti-theft performance is fabulous, be unaware of installation method people it is extremely difficult by the present apparatus from ground extract, ground connection conductive effect it is good, good lightning protection effect can be played, ensure that the safety that power equipment instrument uses.
Description
Technical field
The present invention relates to earthing or grounding means field, specially a kind of electric power detecting instrument earthing or grounding means.
Background technique
Many power equipments and electric power detecting instrument when in use, in order to which equipment and instrument are using safe, require
Earthing or grounding means is set, the lightning protection properties of equipment and instrument can be improved in this way, brings guarantee to the life security of user, but mesh
The fixing that the preceding earthing or grounding means used is connect with ground is poor, easily stolen, now needs a kind of with anti-theft function, use
Safe and reliable power equipment and power instrument earthing or grounding means solves this problem.
Summary of the invention
The purpose of the present invention is to provide a kind of electric power detecting instrument earthing or grounding means, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the present invention provides the following technical solutions：A kind of electric power detecting instrument earthing or grounding means, including connect
Ground wire seat, the ground line seat top is provided with fixed step, is provided with ground wire engaging lug at the top of the fixed step, described solid
Determine to be coated with one group of fixed pricker on step, the ground line seat bottom is connect with lever one end, and the lever and setting are in cement
Connecting shaft in the middle part of platform is hinged, and the other end and the housing top of the lever connect, the top of the housing top and ground connection housing
Connection, the ground connection housing lower end are bolted with housing tip, and the ground connection puts on offer one group of through-hole outside, the through-hole with connect
The cooperation of ground fixed jaw, the ground connection fixed jaw cooperate with the pawl locating ring that the ground connection jacket internal is arranged in, the pawl positioning
Circle is Nian Jie with the ground connection fixed jaw and the ground connection housing by mucigel, is arranged with ground connection interior bar in the ground connection housing.
Preferably, one group of counter sink is offered on the fixed step, the fixed pricker is installed in the counter sink simultaneously
It is inserted into ground.
Preferably, the lower end of the ground line seat and the upper end of housing top are provided with end connector sleeve, described
End connector sleeve is adapted to the lever.
Preferably, the both ends of the lever are provided with end-connector, and the end-connector is connect with the end
Set adaptation, the end-connector are cooperated by connection bolt and the end connector sleeve.
Preferably, the ground connection housing is spirally connected by a set of segmentation housing head and the tail and is composed, the upper end of the segmentation housing
It is provided with top screw thread platform, the lower end of the segmentation housing is provided with lower thread set, the top screw thread platform and the lower part
The top screw thread platform of thread bush adaptation, the housing top and the top is spirally connected, the housing tip and the lowermost lower part spiral shell
Line set is spirally connected.
Preferably, one group of positioning sleeve and locating rod are provided on the pawl locating ring, the positioning sleeve and the ground connection are solid
Determine pawl cooperation, the ground connection fixed jaw be installed in the positioning sleeve and pass through the mucigel it is Nian Jie with the positioning sleeve,
The locating rod is Nian Jie with the ground connection inner wall of housing by the mucigel.
Preferably, then the electric power detecting instrument earthing or grounding means will in use, ground is excavated trough type melt pit first
One set of segmentation housing head and the tail are spirally connected, and segmentation jacket internal has been bonded with pawl locating ring by mucigel first, and bonding pawl is fixed
After the circle of position, then fixed jaw will be grounded from being inserted into segmentation housing in through-hole, all submerges segmentation until being entirely grounded fixed jaw
In housing, then by mucigel that ground connection fixed jaw is Nian Jie with positioning sleeve, this completes the positioning of ground connection fixed jaw, assembly
After the segmentation housing head and the tail of ground connection fixed jaw are spirally connected well, user is by tapping or will entirely be grounded by other piling machineries outer
Set is sent into underground, and housing tip may make ground connection housing to reduce resistance during being sent into underground, and ground connection housing is sent into underground
Afterwards, ground connection interior bar is pounded into ground connection jacket internal, interior bar and ground connection housing arranged concentric is grounded, in the case where ground connection interior bar is pounded
Meanwhile pawl retainer plate can be destroyed and will be grounded fixed jaw ejection ground connection housing simultaneously by ground connection interior bar, so that ground connection fixed jaw is stretched
Arrive out ground connection housing outside and hold soil layer, strengthen ground connection housing extract when resistance, it is such design considerably increase by
It is grounded frictional force when housing takes out ground, after the cooperation for completing ground connection interior bar, housing top and ground connection housing are spirally connected, then
Lever and housing top are cooperated, lever and connecting shaft are matched to the lever other end and ground line seat cooperation after completing cooperation later
Close, backward melt pit in joints cement formation cement platform, lever and connecting shaft be enclosed in cement platform, and the use of connecting shaft increases
The matching area of lever and cement platform is not easy to be taken out from cement platform so that the resistance that lever is subject in cement platform is bigger,
After completing the pouring of cement platform, melt pit is banketed, the arrangement of the present apparatus is completed, ground line and the ground wire on ground line seat top are connected
Lug connection, completes the ground connection of power instrument, when someone takes out fixed pricker and attempts that seat extraction ground will be grounded,
Ground line seat is extracted upwards, and the ground line seat other end will be pressed downward ground connection housing under leverage, so that ground line seat pole
Hardly possible extracts ground, and anti-theft performance is fabulous, while being grounded housing and ground connection interior bar is that metal is made, and good conductivity can be fine
Completion be grounded conductive task.
Compared with prior art, the beneficial effects of the invention are as follows：The electric power detecting instrument earthing or grounding means will be in use, first will
Ground excavates trough type melt pit, then a set of segmentation housing head and the tail is spirally connected, segmentation jacket internal has passed through mucigel first
Be bonded with pawl locating ring, after bonding pawl locating ring, then will ground connection fixed jaw from being inserted into through-hole in segmentation housing, until whole
A ground connection fixed jaw all submerges in segmentation housing, and then by mucigel that ground connection fixed jaw is Nian Jie with positioning sleeve, this is with regard to complete
At the positioning of ground connection fixed jaw, assemble ground connection fixed jaw segmentation housing head and the tail be spirally connected after, user is by tapping or borrowing
It helps other piling machineries that will entirely be grounded housing and is sent into underground, housing tip may make ground connection housing during being sent into underground
Reduce resistance, after ground connection housing is sent into underground, ground connection interior bar is pounded into ground connection jacket internal, ground connection interior bar and ground connection housing are same
Heart arrangement, while under being grounded interior bar and being pounded, pawl retainer plate can be destroyed and simultaneously will ground connection fixed jaw ejection by ground connection interior bar
It is grounded housing, so that ground connection fixed jaw reaches outside ground connection housing and holds soil layer, strengthens resistance when ground connection housing is extracted
Power, such design considerably increase the frictional force that will be grounded when housing takes out ground, complete after being grounded the cooperation of interior bar, will be outer
Set top is spirally connected with ground connection housing, then cooperates lever and housing top, later cooperates the lever other end and ground line seat,
After completing cooperation, lever and connecting shaft are cooperated, backward melt pit in joints cement formation cement platform, lever and connecting shaft are enclosed in
In cement platform, the use of connecting shaft increases the matching area of lever and cement platform, so that the resistance that lever is subject in cement platform
It is bigger, it is not easy to be taken out from cement platform, after completing the pouring of cement platform, melt pit is banketed, the arrangement of the present apparatus is completed, will be connect
Ground wire is connect with the ground wire engaging lug on ground line seat top, completes the ground connection of power instrument, when fixed pricker is taken out and tried by someone
Figure will ground line seat extract ground when, upwards extract ground line seat, ground line the seat other end will under leverage to
Ground connection housing is pushed, so that the ground line extremely difficult extraction ground of seat, anti-theft performance is fabulous, while being grounded housing and being grounded interior bar and being
Metal is made, good conductivity, can be good at completing to be grounded conductive task；The present apparatus can firmly cooperate with ground, antitheft
Performance is fabulous, be unaware of installation method people it is extremely difficult the present apparatus is extracted from ground, ground connection conductive effect is good, can play good
Lightning protection effect, ensure that the safety that power equipment instrument uses.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is present invention ground connection housing and the structural schematic diagram for being grounded interior bar cooperation.
Fig. 3 is the structural schematic diagram of present invention ground connection fixed jaw and the cooperation of pawl locating ring.
Fig. 4 is that Fig. 3 removes the top view after ground connection housing.
In figure：1, seat, 2, fixation step, 3, ground wire engaging lug, 4, fixed pricker, 5, lever, 6, cement platform, 7, company are grounded
Axis, 8, housing top, 9, ground connection housing, 10, housing tip, 11, through-hole, 12, ground connection fixed jaw, 13, pawl locating ring, 14, glutinous
Glue-line, 15, ground connection interior bar, 16, counter sink, 17, end connector sleeve, 18, end-connector, 19, top screw thread platform, 20, lower part
Thread bush, 21, positioning sleeve, 22, locating rod, 23, connection bolt, 24, segmentation housing.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution：A kind of electric power detecting instrument earthing or grounding means, including ground connection
Line seat 1,1 top of ground line seat are provided with fixed step 2, are provided with ground wire engaging lug 3, institute at the top of the fixed step 2
State and be coated with one group of fixed pricker 4 on fixed step 2,1 bottom of ground line seat is connect with 5 one end of lever, the lever 5 with set
The connecting shaft 7 set at the middle part of cement platform 6 is hinged, and the other end of the lever 5 is connect with housing top 8, the housing come directly towards 8 with connect
The top of ground housing 9 connects, and 9 lower end of ground connection housing is bolted with housing tip 10, offers one group on the ground connection housing 9
Through-hole 11, the through-hole 11 cooperate with ground connection fixed jaw 12, and the ground connection fixed jaw 12 is with setting inside the ground connection housing 9
Pawl locating ring 13 cooperate, the pawl locating ring 13 passes through mucigel 14 and the ground connection fixed jaw 12 and the ground connection housing 9
It is bonded, ground connection interior bar 15 is arranged in the ground connection housing 9, offers one group of counter sink 16 on the fixed step 2, it is described solid
Determine pricker 4 and is installed in the counter sink 16 and is inserted into ground, the lower end of the ground line seat 1 and the upper end of housing top 8
It is provided with end connector sleeve 17, the end connector sleeve 17 is adapted to the lever 5, and the both ends of the lever 5 are provided with
End-connector 18, the end-connector 18 are adapted to the end connector sleeve 17, and the end-connector 18 passes through connection
Bolt 23 and the end connector sleeve 17 cooperate, and the ground connection housing 9 is spirally connected by 24 head and the tail of a set of segmentation housing to be composed, institute
The upper end for stating segmentation housing 24 is provided with top screw thread platform 19, and the lower end of the segmentation housing 24 is provided with lower thread set 20,
20 adaptation of the top screw thread platform 19 and lower thread set, 19 spiral shell of top screw thread platform of the housing top 8 and the top
It connects, the housing tip 10 is spirally connected with the lowermost lower thread set 20, and one group of positioning sleeve is provided on the pawl locating ring 13
21 and locating rod 22, the positioning sleeve 21 and the ground connection fixed jaw 12 cooperation, it is described fixed that the ground connection fixed jaw 12 is installed on
It is in position set 21 and Nian Jie with the positioning sleeve 21 by the mucigel 14, the locating rod 22 pass through the mucigel 14 and
The inner wall bonding of the ground connection housing 9.
Working principle：When using the electric power detecting instrument earthing or grounding means, ground is excavated into trough type melt pit first, then
One set of segmentation housing, 24 head and the tail are spirally connected, has passed through mucigel 14 first inside segmentation housing 24 and has been bonded with pawl locating ring 13,
After bonding pawl locating ring 13, then by ground connection fixed jaw 12 from being inserted into through-hole 11 in segmentation housing 24, until being entirely grounded
Fixed jaw 12 all submerge segmentation housing 24 in, then by mucigel 14 will be grounded fixed jaw 12 it is be bonded with positioning sleeve 21, this
The positioning for just completing ground connection fixed jaw 12, assemble ground connection fixed jaw 12 24 head and the tail of segmentation housing be spirally connected after, user is logical
It crosses percussion or will entirely be grounded housing 9 by other piling machineries and be sent into underground, housing tip 10 may make ground connection housing 9 sending
Reduce resistance during entering underground, after ground connection housing 9 is sent into underground, ground connection interior bar 15 is pounded inside ground connection housing 9, is connect
Ground interior bar 15 and ground connection 9 arranged concentric of housing, while under being grounded interior bar 15 and being pounded, ground connection interior bar 15 can be by pawl retainer plate 13
It destroys and the ejection ground connection housing 9 of fixed jaw 12 will be grounded simultaneously, so that ground connection fixed jaw 12 is reached outside ground connection housing 9 and grabbed
Firm soil layer strengthens resistance when ground connection housing 9 is extracted, when such design is considerably increased the ground connection taking-up ground of housing 9
Frictional force, complete ground connection interior bar 15 cooperation after, by housing top 8 be grounded housing 9 be spirally connected, then by lever 5 and housing
8 cooperation of top, 5 other end of lever and ground line seat 1 are cooperated, after completing cooperation, lever 5 and connecting shaft 7 are cooperated, later later
Into melt pit, joints cement forms cement platform 6, and lever 5 and connecting shaft 7 are enclosed in cement platform 6, and the use of connecting shaft 7 increases thick stick
The matching area of bar 5 and cement platform 6 is not easy to be taken from cement platform 6 so that the resistance that lever 5 is subject in cement platform 6 is bigger
Out, after completing the pouring of cement platform 6, melt pit is banketed, the arrangement of the present apparatus is completed, it will ground line and ground line 1 top of seat
Ground wire engaging lug 3 connects, and completes the ground connection of power instrument, when someone takes out fixed pricker 4 and attempts that the extraction of seat 1 ground will be grounded
When face, ground line seat 1 is extracted upwards, and ground line 1 other end of seat will be pressed downward ground connection housing 9 under the effect of lever 5, make
It must be grounded the extremely difficult extraction ground of seat 1, anti-theft performance is fabulous, while being grounded housing 9 and ground connection interior bar 15 is that metal is made, and is led
It is electrically good, it can be good at completing to be grounded conductive task.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of electric power detecting instrument earthing or grounding means, including ground line seat（1）, it is characterised in that：The ground line seat（1）Top
It is provided with fixed step（2）, the fixed step（2）Top is provided with ground wire engaging lug（3）, the fixed step（2）On wear
Equipped with one group of fixed pricker（4）, the ground line seat（1）Bottom and lever（5）One end connection, the lever（5）With setting in water
Mud platform（6）The connecting shaft at middle part（7）Hingedly, the lever（5）The other end and housing come directly towards（8）Connection, the housing top（8）
With ground connection housing（9）Top connection, the ground connection housing（9）Lower end is bolted with housing tip（10）, the ground connection housing（9）
On offer one group of through-hole（11）, the through-hole（11）With ground connection fixed jaw（12）Cooperation, the ground connection fixed jaw（12）With set
It sets in the ground connection housing（9）Internal pawl locating ring（13）Cooperation, the pawl locating ring（13）Pass through mucigel（14）With institute
State ground connection fixed jaw（12）With the ground connection housing（9）Bonding, the ground connection housing（9）Inside it is arranged with ground connection interior bar（15）.
2. a kind of electric power detecting instrument earthing or grounding means according to claim 1, it is characterised in that：The fixed step（2）
On offer one group of counter sink（16）, the fixed pricker（4）It is installed on the counter sink（16）In and be inserted into ground.
3. a kind of electric power detecting instrument earthing or grounding means according to claim 1, it is characterised in that：The ground line seat（1）
Lower end and the housing top（8）Upper end be provided with end connector sleeve（17）, the end connector sleeve（17）With it is described
Lever（5）Adaptation.
4. a kind of electric power detecting instrument earthing or grounding means according to claim 3, it is characterised in that：The lever（5）Two
End is provided with end-connector（18）, the end-connector（18）With the end connector sleeve（17）Adaptation, the end
Connector（18）By connecting bolt（23）With the end connector sleeve（17）Cooperation.
5. a kind of electric power detecting instrument earthing or grounding means according to claim 1, it is characterised in that：The ground connection housing（9）
By a set of segmentation housing（24）Head and the tail, which are spirally connected, to be composed, the segmentation housing（24）Upper end be provided with top screw thread platform
（19）, the segmentation housing（24）Lower end be provided with lower thread set（20）, the top screw thread platform（19）With the lower part
Thread bush（20）Adaptation, the housing top（8）With the top screw thread platform of the top（19）It is spirally connected, the housing tip（10）With
The lowermost lower thread set（20）It is spirally connected.
6. a kind of electric power detecting instrument earthing or grounding means according to claim 1, it is characterised in that：The pawl locating ring（13）
On be provided with one group of positioning sleeve（21）And locating rod（22）, the positioning sleeve（21）With the ground connection fixed jaw（12）Cooperation, institute
State ground connection fixed jaw（12）It is installed on the positioning sleeve（21）In and pass through the mucigel（14）With the positioning sleeve（21）
Bonding, the locating rod（22）Pass through the mucigel（14）With the ground connection housing（9）Inner wall bonding.
7. a kind of earthing method of electric power detecting instrument earthing or grounding means according to claim 1, it is characterised in that：The electricity
Then one set of segmentation housing head and the tail are spirally connected in use, ground is excavated trough type melt pit first by tension gauge device earthing or grounding means,
Segmentation jacket internal has been bonded with pawl locating ring by mucigel first, after bonding pawl locating ring, then will be grounded fixed jaw
From being inserted into through-hole in segmentation housing, is all submerged in segmentation housing until being entirely grounded fixed jaw, then pass through mucigel
Ground connection fixed jaw is Nian Jie with positioning sleeve, this completes the positioning of ground connection fixed jaw, outside the segmentation for assembling ground connection fixed jaw
After set head and the tail are spirally connected, user is sent into underground, housing tip by tapping or will entirely be grounded housing by other piling machineries
May make ground connection housing to reduce resistance during being sent into underground, after ground connection housing is sent into underground, will be grounded interior bar pound into
It is grounded jacket internal, ground connection interior bar and ground connection housing arranged concentric, while under being grounded interior bar and being pounded, ground connection interior bar can be by pawl
Retainer plate destroys and will be grounded fixed jaw ejection ground connection housing simultaneously, so that ground connection fixed jaw reaches ground connection housing outside and grabs
After the cooperation for completing ground connection interior bar, housing top and ground connection housing are spirally connected, then match lever and housing top for firm soil layer
Close, later by the lever other end and ground line seat cooperation, after completing cooperation, lever and connecting shaft cooperated, backward melt pit in pour
It builds cement and forms cement platform, lever and connecting shaft be enclosed in cement platform, and after completing the pouring of cement platform, melt pit is banketed, complete
Ground line connect with the ground wire engaging lug for being grounded seat top, the ground connection of power instrument is completed, when having by the arrangement of cost apparatus
When fixed pricker is taken out and attempts that seat extraction ground will be grounded by people, ground line seat is extracted upwards, is grounded the seat other end
Ground connection housing will be pressed downward under leverage, so that the ground line extremely difficult extraction ground of seat, while being grounded in housing and ground connection
Bar is that metal is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610713165.2A CN106299736B (en) | 2016-08-24 | 2016-08-24 | A kind of electric power detecting instrument earthing or grounding means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610713165.2A CN106299736B (en) | 2016-08-24 | 2016-08-24 | A kind of electric power detecting instrument earthing or grounding means |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106299736A CN106299736A (en) | 2017-01-04 |
| CN106299736B true CN106299736B (en) | 2018-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610713165.2A Expired - Fee Related CN106299736B (en) | 2016-08-24 | 2016-08-24 | A kind of electric power detecting instrument earthing or grounding means |
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| Country | Link |
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| CN (1) | CN106299736B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048245A (en) * | 2019-03-09 | 2019-07-23 | 周晔 | A kind of power grounding pile of power engineering |
| CN112012475B (en) * | 2020-07-31 | 2022-05-10 | 唐山华纤无机纤维研究院有限公司 | Non-dismantling formwork for building and manufacturing method |
| CN113328267A (en) * | 2021-05-13 | 2021-08-31 | 王露露 | Safe electric power construction earthing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0697704A1 (en) * | 1994-08-16 | 1996-02-21 | Siemens Aktiengesellschaft | Ground fault circuit interrupter with energy storing circuit |
| JPH11154542A (en) * | 1997-11-20 | 1999-06-08 | Asahi Electric Works Ltd | Grounding rod and method for grounding installation |
| CN200969406Y (en) * | 2006-06-12 | 2007-10-31 | 中山火炬开发区电气安装工程有限公司 | Combined grounding net |
| CN201708256U (en) * | 2010-03-05 | 2011-01-12 | 河南省电力公司商丘供电公司 | Grounding electrode |
| CN203481420U (en) * | 2013-09-16 | 2014-03-12 | 安徽送变电工程公司 | Grounding wire device used for power transmission line overhauling |
| CN203631989U (en) * | 2013-08-05 | 2014-06-04 | 山东中铁华盛机械有限公司 | Lightning protection device for high-voltage power transmission tower |
-
2016
- 2016-08-24 CN CN201610713165.2A patent/CN106299736B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0697704A1 (en) * | 1994-08-16 | 1996-02-21 | Siemens Aktiengesellschaft | Ground fault circuit interrupter with energy storing circuit |
| JPH11154542A (en) * | 1997-11-20 | 1999-06-08 | Asahi Electric Works Ltd | Grounding rod and method for grounding installation |
| CN200969406Y (en) * | 2006-06-12 | 2007-10-31 | 中山火炬开发区电气安装工程有限公司 | Combined grounding net |
| CN201708256U (en) * | 2010-03-05 | 2011-01-12 | 河南省电力公司商丘供电公司 | Grounding electrode |
| CN203631989U (en) * | 2013-08-05 | 2014-06-04 | 山东中铁华盛机械有限公司 | Lightning protection device for high-voltage power transmission tower |
| CN203481420U (en) * | 2013-09-16 | 2014-03-12 | 安徽送变电工程公司 | Grounding wire device used for power transmission line overhauling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106299736A (en) | 2017-01-04 |
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