CN108923138A - A kind of building machinery temporary electricity earthing or grounding means - Google Patents
A kind of building machinery temporary electricity earthing or grounding means Download PDFInfo
- Publication number
- CN108923138A CN108923138A CN201810697975.2A CN201810697975A CN108923138A CN 108923138 A CN108923138 A CN 108923138A CN 201810697975 A CN201810697975 A CN 201810697975A CN 108923138 A CN108923138 A CN 108923138A
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- China
- Prior art keywords
- metal
- block
- fixedly connected
- gantry support
- building machinery
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- 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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- 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
- H01R11/26—End pieces terminating in a screw clamp, screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
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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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/72—Means for accommodating flexible lead within the holder
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
-
- 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
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/42—Clamping area to one side of screw only
Abstract
The invention discloses a kind of building machinery temporary electricity earthing or grounding means, including pedestal, the Its lower side is equipped with metal ground inserting rod vertically, described shaft one end and the one of side plate of gantry support are rotatablely connected, and the shaft other end through another block of side plate of gantry support and has been fixedly and coaxially connected turning handle mechanism, the gantry support is equipped with the position-limit mechanism of limitation turning handle mechanism rotation, the pedestal side is equipped with telescopic rod vertically, the telescopic rod lower end is fixedly connected with rubber base, and telescopic rod upper end is fixedly connected with metal block, the metal block is equipped with metal fixture block far from the side level of telescopic rod, it is equipped with and matched first threaded hole of the first threaded rod vertically on the metal block.Structure of the invention is reasonable, can carry out ground protection to the building machinery of different height, when being conveniently clamped in optimum position, while carrying out ground protection to the building machinery nowhere clamped, can carry out ground connection help using holding state.
Description
Technical field
The present invention relates to building machinery technical field more particularly to a kind of building machinery temporary electricity earthing or grounding means.
Background technique
With the development of construction industry, the buildings such as high-rise and Super High are more and more, by duration system in work progress
About, the construction machinery quantity of investment is increasing, these electrical equipments and machinery are in use, it is necessary to ground protection is done,
Prevent personnel's electric shock accidents from occurring.Existing grounding device constructions are fixed, and can not adapt to the building machinery of different height, have simultaneously
Building machinery inconvenience dead earth device.
For this purpose, it is proposed that a kind of building machinery temporary electricity earthing or grounding means solves the above problems.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of building machinery proposed is temporarily used
Electrical grounding assembly.
To achieve the goals above, present invention employs following technical solutions：
A kind of building machinery temporary electricity earthing or grounding means, including pedestal, the Its lower side are equipped with metal ground inserting rod vertically,
Metal ground inserting rod upper end is fixedly connected with pedestal, and the pedestal is equipped with multiple fixed mechanisms for fixing, the bottom
Seat upside is equipped with gantry support vertically, and the gantry support lower end is fixedly connected with pedestal upper surface, two pieces of the gantry support
Horizontal between side plate to be equipped with shaft, described shaft one end and the one of side plate of gantry support are rotatablely connected, and the shaft other end
Through another block of side plate of gantry support and it is fixedly and coaxially connected turning handle mechanism, the gantry support is equipped with limitation turning handle mechanism
The position-limit mechanism of rotation, fixing sleeve is equipped with rotating cylinder in the shaft, and ground line is arranged on the rotating cylinder, and the pedestal side is erected
It is directly equipped with telescopic rod, the telescopic rod lower end is fixedly connected with rubber base, and telescopic rod upper end is fixedly connected with metal block, described
Telescopic rod, which is equipped with, limits its flexible positioning pin, and described ground line one end is fixedly connected through pedestal and with metal ground inserting rod,
And the ground line other end is fixedly connected with metal block one end.
Preferably, the metal block is equipped with metal fixture block far from the side level of telescopic rod, sets vertically on the metal block
There is the first opening, is equipped with metal slide plate vertically in first opening, metal slide plate lower end extends to the first opening
Outside, and metal slide plate upper end extends to outside the first opening and is fixedly connected with metal fixture block lower end surface, and the metal block is close
The side of ground line is equipped with the first threaded rod vertically, is equipped with and matched first screw thread of the first threaded rod vertically on the metal block
Hole, first threaded rod upper end and metal fixture block lower end surface are rotatablely connected, and the first threaded rod lower end extends to the first screw thread
Outside hole and the first switch block has been fixedly and coaxially connected it.
Preferably, the fixed mechanism includes the second threaded hole being set on the base, and is equipped in second threaded hole
Matched second threaded rod, second threaded rod upper end extend to outside the second threaded hole and have been fixedly and coaxially connected second turn
Block, and the second threaded rod lower end extends to outside the second threaded hole and has been fixedly and coaxially connected pointed cone.
Preferably, the turning handle mechanism includes the turntable being fixedly and coaxially connected with shaft, the turntable far from shaft one
Side level is equipped with rocking handle, and the rocking handle is fixedly connected close to one end of turntable with turntable.
Preferably, the position-limit mechanism includes the fixed block being arranged on the upside of turntable, and the fixed block is fixedly connected on dragon
On the side wall of door bracket, the fixed block is equipped with the second opening, is equipped with kelly, the arc of the turntable in second opening
It is evenly equipped on side wall and extends to outside the second opening and be fixedly connected far from one end of turntable with the matched card hole of kelly, the kelly
There is pulling block, spring is arranged on the kelly, the spring one end is fixedly connected with pulling block, and the spring other end and fixed block are solid
Fixed connection.
Preferably, the handle convenient for holding, the handle and gantry support upper end are equipped on the upside of the gantry support vertically
It is fixedly connected.
Preferably, metal ground inserting rod lower end is in the cone-shaped of degree.
Compared with prior art, beneficial effects of the present invention are：The present invention by setting telescopic rod, fix by telescopic rod lower end
It is connected with rubber base, and telescopic rod upper end is fixedly connected with metal block, telescopic rod is equipped with and limits its flexible positioning pin, metal
Block is fixedly connected with ground line, and metal block is equipped with metal fixture block far from the side level of telescopic rod, is equipped with the on metal block vertically
One opening, the first opening is interior to be equipped with metal slide plate vertically, and metal slide plate lower end extends to outside the first opening, and metal slide
Plate upper end extends to outside the first opening and is fixedly connected with metal fixture block lower end surface, can change metal card by the first threaded rod
Metal block can be stuck on building machinery by the distance between block and metal block, carry out building for clamping without place for some
Build machinery, metal fixture block is against building machinery lower end by adjustable telescopic rod, by be arranged gantry support, two pieces of gantry support
Horizontal between side plate to be equipped with shaft, fixing sleeve is equipped with rotating cylinder in shaft, and ground line is arranged on rotating cylinder, and ground line is inserted by metal
Ground stick is connect with ground, can change the length that ground line stretches out by rotation turning handle mechanism, ground line can be extended, thus
Ground protection can be carried out to the building machinery of different height.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of building machinery temporary electricity earthing or grounding means proposed by the present invention；
Fig. 2 is gantry support and its connecting component in a kind of building machinery temporary electricity earthing or grounding means proposed by the present invention
Structural schematic diagram.
In figure：1 pedestal, 2 metal ground inserting rods, 3 fixed mechanisms, 4 gantry supports, 5 shafts, 6 turning handle mechanisms, 7 position-limit mechanisms,
8 rotating cylinders, 9 ground lines, 10 telescopic rods, 11 metal blocks, 12 metal fixture blocks, 13 metal slide plates, 14 first threaded rods, 15 first turns
Block, 16 second threaded rods, 17 second switch blocks, 18 pointed cones, 19 turntables, 20 rocking handles, 21 fixed blocks, 22 kellies, 23 pulling blocks, 24 bullets
Spring, 25 handles, 26 positioning pins, 27 rubber bases.
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.
Referring to Fig.1-2, a kind of building machinery temporary electricity earthing or grounding means, including pedestal 1,1 downside of pedestal are equipped with gold vertically
Belong to ground inserting rod 2,2 lower end of metal ground inserting rod is cone-shaped in 30 degree, facilitates the insertion of metal ground inserting rod 2 ground, metal ground inserting rod 2
Upper end is fixedly connected with pedestal 1, and pedestal 1 is equipped with multiple fixed mechanisms 3 for fixing, can will be golden by fixed mechanism 3
Belong to ground inserting rod 2 to reinforce in ground, fixed mechanism 3 includes the second threaded hole being arranged on pedestal 1, is equipped in the second threaded hole
Matched second threaded rod 16,16 upper end of the second threaded rod extend to outside the second threaded hole and have been fixedly and coaxially connected the second switch block
17, and 16 lower end of the second threaded rod extends to outside the second threaded hole and has been fixedly and coaxially connected pointed cone 18, passes through second turn of rotation
Block 17 can change the vertical position of pointed cone 18, so that pointed cone 18 is screwed in ground, play reinforcement effect.
1 upside of pedestal is equipped with gantry support 4 vertically, and 4 upside of gantry support is equipped with the handle 25 convenient for holding, handle vertically
25 are fixedly connected with 4 upper end of gantry support, and what gripping handle 25 can be convenient is inserted into ground, gantry support 4 for metal ground inserting rod 2
Lower end is fixedly connected with 1 upper surface of pedestal, horizontal between 4 two blocks of side plates of gantry support to be equipped with shaft 5,5 one end of shaft and gantry
The rotation connection of the one of side plate of bracket 4, and 5 other end of shaft through 4 another blocks of side plates of gantry support and is fixedly and coaxially connected
There is turning handle mechanism 6, turning handle mechanism 6 includes the turntable 19 being fixedly and coaxially connected with shaft 5, side water of the turntable 19 far from shaft 5
Flat to be equipped with rocking handle 20, rocking handle 20 is fixedly connected close to one end of turntable 19 with turntable 19, and shaking rocking handle 20 can be quickly and easily
Rotating cylinder 8 is rotated, the length that ground line 9 stretches out is changed.
Gantry support 4 is equipped with the position-limit mechanism 7 that limitation turning handle mechanism 6 rotates, and position-limit mechanism 7 includes being arranged in turntable 19
The fixed block 21 of upside, fixed block 21 are fixedly connected on the side wall of gantry support 4, and fixed block 21 is equipped with the second opening, the
Be equipped with kelly 22 in two openings, be evenly equipped on the curved wall of turntable 19 with the matched card hole of kelly 22, kelly 22 is far from turntable
19 one end extends to outside the second opening and is fixedly connected with pulling block 23, spring 24 is arranged on kelly 22, spring 24 is to kelly
22 carry out elastic spacings, guarantee not under the action of by external force, and kelly 22 keeps the position-limiting action to turntable 19,24 one end of spring with
Pulling block 23 is fixedly connected, and 24 other end of spring is fixedly connected with fixed block 21, and fixing sleeve is equipped with rotating cylinder 8, rotating cylinder 8 in shaft 5
On be arranged with ground line 9,1 side of pedestal is equipped with telescopic rod 10 vertically, and 10 lower end of telescopic rod is fixedly connected with rubber base 27, rubber
Seat 27 has insulation effect, guarantees electricity importing underground by ground line 9, and 10 upper end of telescopic rod is fixedly connected with metal block
11, telescopic rod 10 is equipped with and limits its flexible positioning pin 26, can change the length of telescopic rod 10 by positioning pin 26, thus
Metal fixture block 12 is against building machinery lower end.
9 one end are grounded through pedestal 1 and are fixedly connected with metal ground inserting rod 2, and are grounded 9 other ends and metal block 11
One end is fixedly connected, and metal block 11 is equipped with metal fixture block 12 far from the side level of telescopic rod 10, is equipped with vertically on metal block 11
First opening, the first opening is interior to be equipped with metal slide plate 13 vertically, and 13 lower end of metal slide plate extends to outside the first opening, and gold
Belong to 13 upper end of sliding panel to extend to outside the first opening and be fixedly connected with 12 lower end surface of metal fixture block, metal block 11 is close to ground line
9 side is equipped with the first threaded rod 14 vertically, be equipped with vertically on metal block 11 with matched first threaded hole of the first threaded rod 14,
First threaded rod, 14 upper end and 12 lower end surface of metal fixture block are rotatablely connected, and 14 lower end of the first threaded rod extends to the first threaded hole
Outside and it is fixedly and coaxially connected the first switch block 15, has passed through and rotate the first switch block 15, thus it is possible to vary metal fixture block 12 and metal block 11
The distance between.
In present invention, it is desirable to first the metal ground inserting rod 2 that 1 lower end of pedestal is fixedly connected is inserted when carrying out with electrical grounding assembly
Enter underground, then reinforced by fixed mechanism 3,1 upside of pedestal is equipped with gantry support 4,4 lower end of gantry support and bottom vertically
1 upper surface of seat is fixedly connected, and horizontal between 4 two blocks of side plates of gantry support to be equipped with shaft 5,5 one end of shaft and gantry support 4 are wherein
One piece of side plate rotation connection, and 5 other end of shaft through 4 another blocks of side plates of gantry support and has been fixedly and coaxially connected turning handle mechanism
6, the length that ground line 9 stretches out is changed by rotation turning handle mechanism 6, gantry support 4 is equipped with the limit that limitation turning handle mechanism 6 rotates
Position mechanism 7, the length that earth wire 9 stretches out are fixed, and 1 side of pedestal is equipped with telescopic rod 10, and 10 upper end of telescopic rod is fixed to be connected
It is connected to metal block 11,9 one end of ground line are fixedly connected with metal ground inserting rod 2, and are grounded 9 other ends and the fixed company of metal block 11
It connects, is equipped with the first opening on metal block 11 vertically, is equipped with metal slide plate 13,13 lower end of metal slide plate vertically in the first opening
It extends to outside the first opening, and 13 upper end of metal slide plate extends to outside the first opening and fixes with 12 lower end surface of metal fixture block and connects
It connects, metal block 11 is equipped with the first threaded rod 14 close to the side of ground line 9 vertically, is equipped with and the first screw thread vertically on metal block 11
Matched first threaded hole of bar 14,14 upper end of the first threaded rod and 12 lower end surface of metal fixture block are rotatablely connected, and the first threaded rod
It is outer and be fixedly and coaxially connected the first switch block 15 that 14 lower ends extend to the first threaded hole, can will be golden by the first switch block 15 of rotation
Belong to block 11 and metal fixture block 12 is fastened on building machinery, when being engaged on some building machineries without place, by stretching
Metal fixture block 12 can be against building machinery lower end by the positioning pin 26 on contracting bar 10.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of building machinery temporary electricity earthing or grounding means, including pedestal (1), it is characterised in that：It is vertical on the downside of the pedestal (1)
Equipped with metal ground inserting rod (2), metal ground inserting rod (2) upper end is fixedly connected with pedestal (1), and the pedestal (1) is equipped with more
A fixed mechanism for fixing (3), pedestal (1) upside is equipped with gantry support (4) vertically, under the gantry support (4)
End is fixedly connected with pedestal (1) upper surface, horizontal between (4) two blocks of side plates of the gantry support to be equipped with shaft (5), the shaft
(5) one end and gantry support (4) one of side plate are rotatablely connected, and shaft (5) other end is through another piece of gantry support (4)
Side plate has simultaneously been fixedly and coaxially connected turning handle mechanism (6), and the gantry support (4) is equipped with the limit of limitation turning handle mechanism (6) rotation
Position mechanism (7), fixing sleeve is equipped with rotating cylinder (8) on the shaft (5), is arranged with ground line (9), the bottom on the rotating cylinder (8)
Seat (1) side is equipped with telescopic rod (10) vertically, and telescopic rod (10) lower end is fixedly connected with rubber base (27), and telescopic rod
(10) upper end is fixedly connected with metal block (11), and the telescopic rod (10) is equipped with and limits its flexible positioning pin (26), described
Ground line (9) one end is fixedly connected through pedestal (1) and with metal ground inserting rod (2), and is grounded (9) other end and metal block
(11) one end is fixedly connected.
2. a kind of building machinery temporary electricity earthing or grounding means according to claim 1, which is characterized in that the metal block
(11) the side level far from telescopic rod (10) is equipped with metal fixture block (12), is equipped with first on the metal block (11) vertically and opens
Mouthful, metal slide plate (13) are equipped with vertically in first opening, metal slide plate (13) lower end extends to the first opening
Outside, and metal slide plate (13) upper end extends to outside the first opening and is fixedly connected with metal fixture block (12) lower end surface, the gold
Belong to block (11) close to ground line (9) side be equipped with vertically the first threaded rod (14), on the metal block (11) vertically be equipped with
Matched first threaded hole of first threaded rod (14), the first threaded rod (14) upper end and metal fixture block (12) lower end surface rotate
Connection, and the first threaded rod (14) lower end extends to outside the first threaded hole and has been fixedly and coaxially connected the first switch block (15).
3. a kind of building machinery temporary electricity earthing or grounding means according to claim 1, which is characterized in that the fixed mechanism
(3) include the second threaded hole being arranged on pedestal (1), be equipped with matched second threaded rod (16) in second threaded hole,
Second threaded rod (16) upper end extends to outside the second threaded hole and has been fixedly and coaxially connected the second switch block (17), and the second spiral shell
Rasp bar (16) lower end extends to outside the second threaded hole and has been fixedly and coaxially connected pointed cone (18).
4. a kind of building machinery temporary electricity earthing or grounding means according to claim 1, which is characterized in that the turning handle mechanism
It (6) include the turntable (19) being fixedly and coaxially connected with shaft (5), the turntable (19) is equipped with far from the side level of shaft (5)
Rocking handle (20), the rocking handle (20) are fixedly connected close to the one end of turntable (19) with turntable (19).
5. a kind of building machinery temporary electricity earthing or grounding means according to claim 4, which is characterized in that the position-limit mechanism
It (7) include the fixed block (21) being arranged on the upside of turntable (19), the fixed block (21) is fixedly connected on the side of gantry support (4)
On wall, the fixed block (21) is equipped with the second opening, is equipped with kelly (22) in second opening, the arc of the turntable (19)
It is evenly equipped on shape side wall and extends to second with kelly (22) matched card hole, the kelly (22) far from the one end of turntable (19) and open
It outside mouthful and is fixedly connected with pulling block (23), is arranged with spring (24) on the kelly (22), described spring (24) one end and pulling block
(23) it is fixedly connected, and spring (24) other end is fixedly connected with fixed block (21).
6. a kind of building machinery temporary electricity earthing or grounding means according to claim 1, which is characterized in that the gantry support
(4) handle (25) that upside is equipped with vertically convenient for holding, the handle (25) are fixedly connected with gantry support (4) upper end.
7. a kind of building machinery temporary electricity earthing or grounding means according to claim 1, which is characterized in that the metal inserts ground
Stick (2) lower end is cone-shaped in 30 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810697975.2A CN108923138A (en) | 2018-06-29 | 2018-06-29 | A kind of building machinery temporary electricity earthing or grounding means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810697975.2A CN108923138A (en) | 2018-06-29 | 2018-06-29 | A kind of building machinery temporary electricity earthing or grounding means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108923138A true CN108923138A (en) | 2018-11-30 |
Family
ID=64424323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810697975.2A Pending CN108923138A (en) | 2018-06-29 | 2018-06-29 | A kind of building machinery temporary electricity earthing or grounding means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108923138A (en) |
Cited By (7)
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| CN109931041A (en) * | 2019-03-15 | 2019-06-25 | 中国石油大学(华东) | A kind of fracture hole type carbonate water filling device and method |
| CN111525300A (en) * | 2020-04-15 | 2020-08-11 | 国网河北省电力有限公司邱县供电分公司 | F-shaped cable clamp |
| CN112382869A (en) * | 2020-11-13 | 2021-02-19 | 山西省工业设备安装集团有限公司 | Auxiliary device is used in installation of multi-functional adjustable earthing pole |
| CN112531365A (en) * | 2020-11-25 | 2021-03-19 | 温州宇途机械科技有限公司 | Temporary electricity grounding device for construction machinery |
| CN113451797A (en) * | 2021-08-02 | 2021-09-28 | 芜湖市凯鑫避雷器有限责任公司 | Arrester grounding device with anti-loosening structure |
| CN113708098A (en) * | 2021-08-24 | 2021-11-26 | 中建八局第二建设有限公司 | Novel grounding lead device |
| CN113889807A (en) * | 2021-09-17 | 2022-01-04 | 吴荷花 | Flexible fireproof power line |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109931041A (en) * | 2019-03-15 | 2019-06-25 | 中国石油大学(华东) | A kind of fracture hole type carbonate water filling device and method |
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| CN112382869A (en) * | 2020-11-13 | 2021-02-19 | 山西省工业设备安装集团有限公司 | Auxiliary device is used in installation of multi-functional adjustable earthing pole |
| CN112531365A (en) * | 2020-11-25 | 2021-03-19 | 温州宇途机械科技有限公司 | Temporary electricity grounding device for construction machinery |
| CN112531365B (en) * | 2020-11-25 | 2022-02-25 | 温州宇途机械科技有限公司 | Temporary electricity grounding device for construction machinery |
| CN113451797A (en) * | 2021-08-02 | 2021-09-28 | 芜湖市凯鑫避雷器有限责任公司 | Arrester grounding device with anti-loosening structure |
| CN113451797B (en) * | 2021-08-02 | 2024-03-15 | 芜湖市凯鑫避雷器有限责任公司 | Lightning arrester grounding device with anti-loosening structure |
| CN113708098A (en) * | 2021-08-24 | 2021-11-26 | 中建八局第二建设有限公司 | Novel grounding lead device |
| CN113889807A (en) * | 2021-09-17 | 2022-01-04 | 吴荷花 | Flexible fireproof power line |
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Application publication date: 20181130 |
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