CN110364841B - Wiring clamp - Google Patents
Wiring clamp Download PDFInfo
- Publication number
- CN110364841B CN110364841B CN201910798440.9A CN201910798440A CN110364841B CN 110364841 B CN110364841 B CN 110364841B CN 201910798440 A CN201910798440 A CN 201910798440A CN 110364841 B CN110364841 B CN 110364841B
- Authority
- CN
- China
- Prior art keywords
- main line
- wiring
- ammeter
- wire
- conductive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 6
- 239000004020 conductor Substances 0.000 abstract description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- 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
- H01R11/01—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 characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- 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
- H01R11/03—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 characterised by the relationship between the connecting locations
-
- 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
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2416—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type
-
- 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
Landscapes
- Cable Accessories (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The embodiment of the invention discloses a wiring clamp, which comprises a main line fixed end and an ammeter wiring terminal connected to the back of the main line fixed end, wherein the front of the main line fixed end is provided with a main line fixed slot, the front of the ammeter wiring terminal is provided with a plurality of wiring fixing channels communicated with the main line fixed slot, the lower surface of the ammeter wiring terminal is provided with a wiring inlet communicated with the wiring fixing channels, the ammeter wire stretches into the wiring fixing channels along the wiring inlet, and the inside of the wiring fixing channels is provided with a conductive piece for electrically connecting the ammeter wire with a main line in the main line fixed slot; according to the embodiment of the invention, the whole binding clip is not required to be designed into a metal conductive material, the electric connection between the main line and the ammeter line is realized only through the conductive piece in the wire fixing channel, the safety of the whole device is high, an external insulating sleeve is not required, and meanwhile, the device does not involve screw fixation, so that the problem that the stability of the device is influenced due to screw rust loosening can be effectively avoided.
Description
Technical Field
The embodiment of the invention relates to the technical field of wire connection, in particular to a wire clamp.
Background
The current low-voltage user wiring accounts for more than 80% of the total rush-repair work due to the fault of the copper-aluminum transition interface, meanwhile, the user wire clamps on the market at present can only realize one-to-one user wiring, and cannot meet the actual requirements of the scene, and the low-voltage line power failure maintenance construction hanging grounding wire can only be hung through the wire insulation layer stripping, and is recovered after the construction is finished, so that the work of workers is increased, and potential safety hazards are left due to the fact that the wire insulation layer is damaged for many times.
Aiming at the problems, the invention patent with the application number 201721249184.0 provides a novel low-voltage user wiring clip, and the invention can realize the function of connecting one clip with a plurality of kilowatt-hour meters through the arrangement of a bus wiring terminal and a plurality of wire outlet holes; the ground wire column is arranged, so that the ground wire grounding function can be conveniently and quickly realized under the condition that the insulating layer of the wire is not damaged; however, the whole metal structure that is of the binding clip still needs to be sleeved with an insulating sleeve outside the binding clip for ensuring installation during actual installation, and the operation is more troublesome, and the binding clip is fixed by a plurality of practical screws, and the long-time exposed screws are easy to corrode or rust, so that the stability of the whole device is affected.
Disclosure of Invention
Therefore, the embodiment of the invention provides a wiring clamp, which utilizes the fixed end of a main wire to fix the main wire, then stretches the wiring end of an ammeter into a wire fixing channel along a wiring inlet, and electrically connects the main wire with the ammeter wire through a conductive piece, so as to solve the problems that the overall wiring clamp is made of a metal conductive material, the safety is not high, an external insulating sleeve is required, and a fixing screw is easy to rust in the prior art.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
The utility model provides a wiring fastener, includes main line stiff end and ammeter wiring end, the main line fixed slot that is used for the articulated main line has been seted up to the front of main line stiff end, ammeter wiring end is connected at the back of main line stiff end the front of ammeter wiring end has been seted up a plurality of solidus passageway that is linked together with main line fixed slot the wiring entry that is linked together with solidus passageway has been seted up to the lower surface of ammeter wiring end, the ammeter line stretches into in the solidus passageway along the wiring entry, just the inside of solidus passageway is provided with the electric conductive part with the main line electric connection in ammeter line and the main line fixed slot.
As a preferable scheme of the invention, the conductive member comprises a conductive tube penetrating through the wire fixing channel, a wire clamping hole is formed in the conductive tube, one end of the conductive tube extends into the main wire fixing groove and is connected with the electric contact member, the other end of the conductive tube extends out of the electric meter wiring terminal and is connected with the elastic telescopic member, and the elastic telescopic member is pressed to drive the conductive tube to move towards one end of the main wire fixing groove and enable the wire clamping hole to be communicated with the wiring inlet.
As a preferred embodiment of the present invention, the electrical contact includes a conductive block, and the conductive block and the conductive member are connected by a conductive spring.
As a preferable scheme of the invention, the conductive block is in a circular arc shape, and the inner side surface of the conductive block is provided with comb-tooth-shaped openings.
As a preferable scheme of the invention, the elastic telescopic piece comprises an insulation pressing block connected to the end part of the conductive pipe, a telescopic spring is connected between the insulation pressing block and the outer surface of the electric meter terminal, and the telescopic spring is sleeved outside the conductive pipe.
As a preferable scheme of the invention, the outer surface of the telescopic spring is covered with an insulating protective sleeve.
As a preferable mode of the invention, the edge of the thread clamping hole is provided with a serrated piercing edge.
As a preferable scheme of the invention, the front surface of the main line fixing end is provided with a cover plate for closing the opening of the main line fixing groove, one end of the cover plate is hinged with the main line fixing end, and the other end of the cover plate is movably connected with the main line fixing end through a buckle.
Embodiments of the present invention have the following advantages:
According to the embodiment of the invention, the main line fixing groove at the fixed end of the main line is connected to the main line of the low-voltage line in a hanging manner, the ammeter line moves upwards along the wiring inlet and stretches into the wiring fixing channel, the whole wiring clamp is not required to be designed into a metal conductive material, the main line and the ammeter line are electrically connected only through the conductive piece in the wiring fixing channel, the whole device is high in safety, an external insulating sleeve is not required, the butt joint of the ammeter lines and the main line can be realized through the arrangement of the wiring fixing channels and the wiring inlet, meanwhile, the device does not involve screw fixation, and the problem that the stability of the device is influenced due to screw corrosion loosening can be effectively avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.
FIG. 1 is a side view of one embodiment of a wire clip provided by the present invention;
FIG. 2 is a bottom view of the wire clamp of FIG. 1;
fig. 3 is a schematic perspective view of a conductive tube in the wire clip shown in fig. 1.
In the figure:
10-a main line fixing end; 20-ammeter wiring terminal;
11-a main line fixing groove; 12-cover plate;
21-a wire fixing channel; 22-wiring inlet; 23-conducting tubes; 24-electrical contacts; 25-elastic telescoping members;
231-wire clamping holes; 232-piercing edge;
241-conductive blocks; 242-conductive springs; 243-comb-shaped openings;
251-insulating pressing block; 252-telescoping springs.
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 3, the present invention provides a wire clamp, which includes a main wire fixing end 10 and a meter terminal 20, wherein a main wire fixing groove 11 for hanging a main wire is formed on the front surface of the main wire fixing end 10, the meter terminal 20 is connected to the back surface of the main wire fixing end 10, a plurality of wire fixing channels 21 communicated with the main wire fixing groove 11 are formed on the front surface of the meter terminal 20, a wire inlet 22 communicated with the wire fixing channels 21 is formed on the lower surface of the meter terminal 20, the meter wire extends into the wire fixing channels 21 along the wire inlet 22, and a conductive member for electrically connecting the meter wire with the main wire in the main wire fixing groove 11 is arranged inside the wire fixing channels 21.
In this embodiment, the principle of connection between the electricity meter line and the main line is: the main line fixing end 10 is hung on a main line of a low-voltage circuit through the main line fixing groove 11, an ammeter wire can move upwards along the wiring inlet 22 and extend into the wire fixing channel 21, the main line and the ammeter wire are respectively connected through conductive pieces in the wire fixing channel 21, the electric connection of the main line and the ammeter wire is realized due to the conductive effect of the conductive pieces, and the butt joint of a plurality of ammeter wires and the main line can be realized through the arrangement of the wire fixing channels 21 and the wiring inlet 22; compared with the prior art, the connecting device has the advantages that the connecting of the main line and the ammeter line is realized by designing the conductive material of the whole binding clip main body, the device is high in safety, an external insulation sleeve is not needed, the connection is realized by the built-in conductive piece, the screw fixing is not needed, and the problems of corrosion, looseness and the like possibly occurring when the screw is exposed outside for a long time are also avoided.
Further, in the present embodiment, the specific structure of the conductive member is: the electric conduction piece comprises an electric conduction pipe 23 penetrating through the wire fixing channel 21, a wire clamping hole 231 is formed in the electric conduction pipe 23, one end of the electric conduction pipe 23 stretches into the main wire fixing groove 11 and is connected with an electric contact piece 24, the other end of the electric conduction pipe 23 stretches out of the ammeter wiring end 20 and is connected with an elastic telescopic piece 25, and the electric conduction pipe 23 is driven to move towards one end of the main wire fixing groove 11 and is communicated with the wire clamping hole 231 through pressing the elastic telescopic piece 25.
The electrical contact 24 includes a conductive block 241, and the conductive block 241 is connected to the conductive member 23 through a conductive spring 242.
The elastic expansion member 25 includes an insulation pressing block 251 connected to the end of the conductive tube 23, an expansion spring 252 is connected between the insulation pressing block 251 and the outer surface of the ammeter terminal 20, and the expansion spring 252 is sleeved outside the conductive tube 23.
Based on the existing structure of the conductive piece, the specific operation process of connecting the main line with the ammeter line by the conductive piece is as follows:
The method comprises the steps that firstly, a main line is stretched inwards along an opening of a main line fixing groove 11 to realize hanging of the main line, wherein the main line fixing groove 11 is of a structure similar to a hook, in order to prevent the main line from sliding off from the opening of the main line fixing groove 11, a cover plate 12 for closing the opening of the main line fixing groove 11 can be arranged on the front surface of a main line fixing end 10, one end of the cover plate 12 is hinged with the main line fixing end 10, the other end of the cover plate 12 is movably connected with the main line fixing end 10 through a buckle, and the cover plate 12 is buckled after the main line is hung;
Step two, the ammeter wire stretches into the wire fixing through 21 upwards along the wiring inlet 22, the insulation pressing block 251 is pressed to deform the telescopic spring 252, the conductive pipe 23 moves towards one end of the main line fixing groove 11 until the wire clamping hole 231 on the conductive pipe 23 is aligned with and communicated with the wiring inlet 22, the ammeter wire continues to stretch into the conductive pipe 23 and penetrates out of the wire clamping hole 231 at the other end, the pressing force of the insulation pressing block 251 is released, and the wire clamping hole 231 and the wiring inlet 22 simultaneously act to clamp the ammeter wire, so that the connection between the ammeter wire and the conductive pipe is completed;
In this process, when the conductive tube 23 moves toward one end of the main line fixing groove 11, the conductive block 241 is driven to contact and press the main line inside the main line fixing groove 11, the conductive spring 242 is further driven to shrink, when the pressing action of the insulation pressing block 251 is released, the conductive tube 23 moves a bit distance toward the opposite direction of the main line fixing groove 11, the conductive spring 242 is slightly extended for a certain distance, the conductive block 241 always presses the main line, and the main line and the conductive tube are connected due to the conductive action of the conductive block 241 and the conductive spring 242, so that the connection of the main line and the ammeter line is realized;
And thirdly, repeating the second operation step for the connection of a plurality of ammeter wires.
In the above operation process, in order to make the connection between the conductive block 241 and the main wire more compact, the conductive block 241 is arc-shaped, and the inner side of the conductive block 241 is provided with comb-shaped openings 243, so that the conductive block 241 and the main wire can be prevented from being insufficiently contacted, and the contact area is larger.
One end of the conductive tube 23 extends out of the ammeter wiring terminal 20 and is connected with a spring expansion piece 25, in order to avoid an electric shock accident caused by an operator touching the conductive tube 23 by mistake, a layer of insulation protection sleeve can be coated on the outer surface of the expansion spring 252, the spring is generally of a metal structure, and the insulation protection sleeve is arranged to enable the spring not to have conductivity, so that the expansion spring sleeved outside the conductive tube 23 plays a role in external protection.
In addition, when the electric meter wire is wired, the insulation layer at the end of the electric meter wire needs to be stripped, so that the internal metal wire is in contact with the conductive tube 23, and an operation step is added.
While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (5)
1. The utility model provides a wiring clamp, includes main line stiff end (10) and ammeter wiring end (20), its characterized in that, main line stiff end (10) openly has seted up and is used for the main line fixed slot (11) of articulated main line, ammeter wiring end (20) are connected at the back of main line stiff end (10) front of ammeter wiring end (20) has seted up a plurality of solidus passageway (21) that are linked together with main line fixed slot (11), the wiring entry (22) that are linked together with solidus passageway (21) are seted up to the lower surface of ammeter wiring end (20), the ammeter line stretches into in solidus passageway (21) along wiring entry (22), and the inside of solidus passageway (21) is provided with the electrically conductive piece of main line electric connection in ammeter line fixed slot (11);
The electric conduction piece comprises an electric conduction pipe (23) penetrating through the wire fixing channel (21), a wire clamping hole (231) is formed in the electric conduction pipe (23), one end of the electric conduction pipe (23) stretches into the main wire fixing groove (11) and is connected with an electric contact piece (24), the other end of the electric conduction pipe (23) stretches out of the ammeter wiring end (20) and is connected with an elastic telescopic piece (25), and the elastic telescopic piece (25) is pressed to drive the electric conduction pipe (23) to move towards one end of the main wire fixing groove (11) and enable the wire clamping hole (231) to be communicated with the wiring inlet (22);
The electric contact (24) comprises a conductive block (241), and the conductive block (241) is connected with the conductive tube (23) through a conductive spring (242);
the front of the main line fixed end (10) is provided with a cover plate (12) for closing the opening of the main line fixed groove (11), one end of the cover plate (12) is hinged with the main line fixed end (10), and the other end of the cover plate (12) is movably connected with the main line fixed end (10) through a buckle.
2. The wire clamp according to claim 1, characterized in that the conductive block (241) is in a circular arc shape, and the inner side surface of the conductive block (241) is provided with comb-shaped openings (243).
3. A wiring clip according to claim 1, characterized in that the elastic expansion member (25) comprises an insulating pressing block (251) connected to the end of the conductive pipe (23), an expansion spring (252) is connected between the insulating pressing block (251) and the outer surface of the meter terminal (20), and the expansion spring (252) is sleeved outside the conductive pipe (23).
4. A wire clamp according to claim 3, characterized in that the outer surface of the telescopic spring (252) is covered with a layer of insulating protective sleeve.
5. A wire clamp according to claim 1, characterized in that the edge of the wire clamp hole (231) is provided with a serrated piercing edge (232).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910798440.9A CN110364841B (en) | 2019-08-27 | 2019-08-27 | Wiring clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910798440.9A CN110364841B (en) | 2019-08-27 | 2019-08-27 | Wiring clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110364841A CN110364841A (en) | 2019-10-22 |
| CN110364841B true CN110364841B (en) | 2024-05-10 |
Family
ID=68225163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910798440.9A Active CN110364841B (en) | 2019-08-27 | 2019-08-27 | Wiring clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110364841B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112271098B (en) * | 2020-09-25 | 2023-09-05 | 国网浙江慈溪市供电有限公司 | Picking-hanging type grounding device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201518320U (en) * | 2009-09-28 | 2010-06-30 | 深圳市创益科技发展有限公司 | Solar cell external electrode connecting device |
| CN109580995A (en) * | 2018-11-27 | 2019-04-05 | 国网山东省电力公司烟台市福山区供电公司 | A kind of high-potting T-shape cable clamp |
| CN210156571U (en) * | 2019-08-27 | 2020-03-17 | 广东电网有限责任公司 | Wiring clamp |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3020507B1 (en) * | 2014-04-29 | 2017-12-01 | Abb France | REMOVABLE CONNECTOR |
| BR102017006316A2 (en) * | 2017-03-28 | 2018-10-30 | Furukawa Electric Latam S A | expandable optical distribution device |
-
2019
- 2019-08-27 CN CN201910798440.9A patent/CN110364841B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201518320U (en) * | 2009-09-28 | 2010-06-30 | 深圳市创益科技发展有限公司 | Solar cell external electrode connecting device |
| CN109580995A (en) * | 2018-11-27 | 2019-04-05 | 国网山东省电力公司烟台市福山区供电公司 | A kind of high-potting T-shape cable clamp |
| CN210156571U (en) * | 2019-08-27 | 2020-03-17 | 广东电网有限责任公司 | Wiring clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110364841A (en) | 2019-10-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212011288U (en) | Portable overhead insulated conductor grounding device | |
| CN110364841B (en) | Wiring clamp | |
| CN206098763U (en) | Portable fast -assembling short circuit grounding group | |
| CN202523948U (en) | Movable grounding protection device for electric welding equipment | |
| CN210156571U (en) | Wiring clamp | |
| CN210863824U (en) | Auxiliary device for loop resistance test of GIS (gas insulated switchgear) | |
| CN108445265A (en) | A kind of termination of the electrical pressure test of insulating tool | |
| CN102891417A (en) | Lead connecting method and junction terminal | |
| CN109586055A (en) | A kind of joint structure | |
| CN213304380U (en) | High-voltage power grounding device | |
| CN211700606U (en) | Switch cabinet wiring terminal | |
| CN212412296U (en) | Quick connection structure of low-voltage short-circuit wire | |
| CN201699145U (en) | Copper bar by utilizing fastening knurled nut to connect conducting wire and bus | |
| CN204167518U (en) | Big current wire connecting elements | |
| CN209981511U (en) | Miniature low-voltage short-circuit and grounding personal security line | |
| CN101702496B (en) | Anti-induced electrical grounding wire device of circuit | |
| CN202111347U (en) | 10 kV junction box grounding wire | |
| CN107978876B (en) | A kind of self-locking crimping terminal connection method | |
| CN207765632U (en) | A kind of portable wiring terminal | |
| CN216819321U (en) | Insulating bus fixed in connection and installation | |
| CN201570812U (en) | Grounding wire device for circuit anti-induction electricity | |
| CN206211044U (en) | A kind of assembling structure grounding-for-lightning device | |
| CN210535837U (en) | Connect electric clamp fast | |
| CN215220624U (en) | Earth device of earth leakage protection circuit breaker | |
| CN205211967U (en) | Join in marriage electric network line maintenance and use ground connection discharge device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |