CN113270736A - Grounding chuck with anti-drop function - Google Patents
Grounding chuck with anti-drop function Download PDFInfo
- Publication number
- CN113270736A CN113270736A CN202110532183.1A CN202110532183A CN113270736A CN 113270736 A CN113270736 A CN 113270736A CN 202110532183 A CN202110532183 A CN 202110532183A CN 113270736 A CN113270736 A CN 113270736A
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- China
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- shell
- pressing plate
- ground
- chuck
- plate
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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
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4854—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a wire spring
- H01R4/4863—Coil spring
-
- 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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- Elimination Of Static Electricity (AREA)
Abstract
The invention discloses a grounding chuck with an anti-falling function, which comprises a shell component, a clamping head and a clamping head, wherein the shell component comprises a shell body and a sealing cover which is arranged on the front surface of the shell body and is connected with the shell body through a screw; and the clamping assembly is arranged in the shell and comprises a rubber pad arranged on the inner wall of the shell, a pressing plate arranged above the rubber pad, a reinforcing rib arranged at the bottom of the pressing plate and a conductive copper core arranged at the top of the pressing plate. According to the anti-falling ground clamp, the ground chuck and the ground copper plate are connected more stably through the arrangement of the clamping assembly, the friction force between the ground chuck and the ground copper plate in the installation process is improved through the matching use of the rubber pad and the pressing plate, and the ground copper plate is less prone to falling off compared with the existing chuck, so that the anti-falling function is achieved.
Description
Technical Field
The invention relates to the technical field of grounding chucks, in particular to a grounding chuck with an anti-falling function.
Background
When carrying out electrical test, the shell of test equipment usually needs ground connection to avoid in the course of the work equipment shell to produce static or suspension voltage, cause certain potential safety hazard, the ground connection mode commonly used among the prior art is generally drawn forth a earth connection reuse clip from the test device shell and is pressed from both sides on ground connection copper plate, and during the maintenance, because the operational environment on scene is comparatively complicated, the test device needs to be frequently moved, at this moment the clip just easily the mistake bumps and causes the earth connection to drop, and at this moment when the test device shell is ungrounded, the shell metal part just has suspension voltage easily, tester has the electric shock danger when operating.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems occurring in the conventional ground chuck having the anti-drop function.
Therefore, the problem to be solved by the invention is that the grounding chuck in the prior art is not firm enough in clamping and is easy to fall off.
In order to solve the technical problems, the invention provides the following technical scheme: a grounding chuck with an anti-falling function comprises a shell assembly, a clamping head cover and a clamping head, wherein the shell assembly comprises a shell and a sealing cover which is arranged on the front surface of the shell and is connected with the shell through screws; and the clamping assembly is arranged in the shell and comprises a rubber pad arranged on the inner wall of the shell, a pressing plate arranged above the rubber pad, a reinforcing rib arranged at the bottom of the pressing plate and a conductive copper core arranged at the top of the pressing plate.
As a preferable aspect of the ground chuck having the anti-drop function according to the present invention, wherein: the rubber pad comprises a reinforcing groove arranged at the top, and the reinforcing groove is matched with the reinforcing ribs.
As a preferable aspect of the ground chuck having the anti-drop function according to the present invention, wherein: the pressing plate is of a type, the reinforcing ribs are arranged in the grooves at the bottom of the pressing plate, and the rubber pads are matched with the pressing plate.
As a preferable aspect of the ground chuck having the anti-drop function according to the present invention, wherein: the conductive copper core is arranged in the threaded pipe.
As a preferable aspect of the ground chuck having the anti-drop function according to the present invention, wherein: the locating part including set up in the stopper at casing top, set up in the screw ring side and with stopper complex spacing groove, and set up in the handle at screw ring top.
As a preferable aspect of the ground chuck having the anti-drop function according to the present invention, wherein: still include coupling assembling, set up in the top of screwed pipe, include with screwed pipe complex is connected the cap, and set up in connect the cap inside and with electrically conductive copper sheet of electrically conductive copper core complex.
As a preferable aspect of the ground chuck having the anti-drop function according to the present invention, wherein: the casing is including setting up in the reinforcement swash plate of bottom, consolidate the swash plate with be flexonics between the casing.
As a preferable aspect of the ground chuck having the anti-drop function according to the present invention, wherein: the shell further comprises a tensioning spring arranged on the outer side of the reinforced inclined plate and an anti-slip pad arranged on the inner side of the reinforced inclined plate, and the tensioning spring is matched with the shell.
As a preferable aspect of the ground chuck having the anti-drop function according to the present invention, wherein: the clamp plate is including setting up in the slider of both sides, the inner wall of casing be provided with slider complex spout.
As a preferable aspect of the ground chuck having the anti-drop function according to the present invention, wherein: the shell, the sealing cover, the reinforcing inclined plate and the connecting cap are made of insulating materials, and the pressing plate, the reinforcing ribs, the conductive copper core and the conductive copper sheets are made of conductive materials.
The invention has the beneficial effects that: according to the anti-falling ground clamp, the ground chuck and the ground copper plate are connected more stably through the arrangement of the clamping assembly, the friction force between the ground chuck and the ground copper plate in the installation process is improved through the matching use of the rubber pad and the pressing plate, and the ground copper plate is less prone to falling off compared with the existing chuck, so that the anti-falling function is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is an overall configuration diagram of a ground chuck having a drop-off prevention function.
Fig. 2 is a structural view of an inner cavity of a housing of the ground chuck having the anti-falling function.
Fig. 3 is a structural view of a clamping assembly of the ground chuck with the anti-falling function.
Fig. 4 is a structural view of a telescopic assembly of the ground chuck having the anti-falling function.
Fig. 5 is an exploded view of a connecting assembly of a ground clip with an anti-drop function.
Fig. 6 is a structural view of a housing of the ground chuck having the anti-drop function.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 3, a first embodiment of the present invention provides an anti-drop ground chuck, which includes a housing assembly 100 and a clamping assembly 200, and the ground chuck and a ground tile are more conveniently and stably connected by the arrangement of the clamping assembly 200.
Specifically, the housing assembly 100 comprises a housing 101 and a cover 102 disposed on the front surface of the housing 101 and connected to the housing 101 through screws, and the arrangement of the cover 102 makes the structure of the inner cavity of the housing 101 more compact and the efficiency is higher during maintenance.
Preferably, the clamping assembly 200, which is disposed inside the housing 101, includes a rubber pad 201 disposed on an inner wall of the housing 101, a pressing plate 202 disposed above the rubber pad 201, a reinforcing rib 203 disposed at a bottom of the pressing plate 202, and a conductive copper core 204 disposed at a top of the pressing plate 202, wherein the rubber pad 201 is disposed in an inclined shape, and the rubber pad 201 can be pressed by the pressing plate 202 and the reinforcing rib 203, so as to improve pressure and friction between the rubber pad and a ground copper plate, and to enable the ground chuck to be more stably mounted.
When using, install the front at casing 101 through the screw with closing cap 102, make the structure of casing 101 inner chamber compacter through the setting of closing cap 102, and the efficiency is higher when overhauing, then with this chuck centre gripping on ground connection copper tablet, extrude rubber pad 201 through clamp plate 202 and strengthening rib 203 this moment for rubber pad 201 inseparabler and ground connection copper tablet extrusion contact, improve the pressure and the frictional force of its contact point, make this ground connection chuck's installation more firm.
Example 2
Referring to fig. 3 and 4, a second embodiment of the present invention is based on the previous embodiment.
Specifically, rubber pad 201 is including setting up in the reinforcing groove 201a at the top, reinforcing groove 201a and the cooperation of strengthening rib 203, reduce the thickness that strengthening rib 203 and rubber pad 201 are connected through reinforcing groove 201a, make clamp plate 202 can contact with ground connection copper tablet at the in-process reinforcing rib 203 of downward extrusion, conduct the electricity, strengthening rib 203 further extrudees rubber pad 201 at the in-process of downstream simultaneously, improve frictional force and pressure between its and the ground connection copper tablet, further reach anti-drop's effect.
Preferably, clamp plate 202 is the U type, strengthening rib 203 sets up in the recess of clamp plate 202 bottom, rubber pad 201 and clamp plate 202 cooperation, this setting makes the both sides of clamp plate 202 bottom can extrude rubber pad 201, make it take place deformation to the inboard, extrude the fastening to ground connection copper tablet, improve the frictional force between ground connection copper tablet and the rubber pad 201, the recess setting of clamp plate 202 bottom makes ground connection copper tablet can continue one section distance of rebound simultaneously, certain buffer zone has, further avoid the unexpected condition emergence that drops of ground connection copper tablet.
Preferably, the retractable assembly 300 is further included, and is arranged at the top of the casing 101, and includes a threaded ring 301 arranged at the top of the casing 101, a threaded pipe 302 arranged at the top of the pressing plate 202 and matched with the threaded ring 301, and a limiting member 303 arranged at a side surface of the threaded ring 301, the conductive copper core 204 is arranged inside the threaded pipe 302, the bottom of the threaded pipe 302 is fixedly connected with the pressing plate 202, the threaded pipe 302 can drive the pressing plate 202 to move up and down when the threaded ring 301 rotates through the matching between the threaded ring 301 and the threaded pipe 302, and the pressure of the pressing plate 202 on the rubber pad 201 is adjusted, so that the connection between the rubber pad 201 and the grounding copper plate is more stable.
Preferably, the limiting part 303 includes a limiting block 303a disposed at the top of the housing 101, a limiting groove 303b disposed on the side of the threaded ring 301 and matched with the limiting block 303a, and a handle 303c disposed at the top of the threaded ring 301, the threaded ring 301 is limited by the limiting block 303a and the limiting groove 303b, the threaded ring 301 is prevented from moving up and down in the rotating process, the adjusting effect is influenced, and then the setting of the handle 303c facilitates the rotation operation of the threaded ring 301 by the worker.
When in use, the grounding chuck is connected with the grounding copper plate, so that the rubber pad 201 is positioned at two sides of the grounding copper plate, then the threaded ring 301 is rotated through the handle 303c, the pressing plate 202 is driven to move downwards through the matching of the threaded ring 301 and the threaded pipe 302, at the moment, the rubber pad 201 can be extruded through two sides of the bottom of the pressing plate 202 to deform inwards, the grounding copper plate is extruded and fastened, the friction force between the grounding copper plate and the rubber pad 201 is improved, meanwhile, the grounding copper plate can continuously move upwards for a certain distance due to the arrangement of the groove at the bottom of the pressing plate 202, a certain buffer area is provided, the accidental falling of the grounding copper plate is further avoided, then the thickness of the connection between the reinforcing ribs 203 and the rubber pad 201 is reduced through the reinforcing grooves 201a, so that the reinforcing ribs 203 are contacted with the grounding copper plate in the downward extrusion process of the pressing plate 202 to conduct electricity, set up the shape of strengthening rib 203 into the arc, can avoid exerting too big pressure to ground connection copper tablet at its extruded in-process down for the position of being connected with strengthening rib 203 on the ground connection copper tablet takes place great deformation, influences its practicality, and strengthening rib 203 further extrudees rubber pad 201 at the in-process of downstream simultaneously, improves frictional force and pressure between its and the ground connection copper tablet, further reaches anti-drop's effect.
Example 3
Referring to fig. 5 and 6, a third embodiment of the present invention is based on the first two embodiments.
Specifically, still include coupling assembling 400, set up in the top of screwed pipe 302, include the connection cap 401 with screwed pipe 302 complex to and set up in connecting cap 401 inside and with electrically conductive copper core 204 complex electrically conductive copper sheet 402, one side of electrically conductive copper sheet 402 carries out fixed connection with the external wire of equipment casing, the cooperation through connecting cap 401 and screwed pipe 302 makes the contact between electrically conductive copper core 204 and the electrically conductive copper sheet 402 more firm, avoids it to take place to squint or drop in the use, influences electrically conductive effect.
Preferably, casing 101 is including setting up in the reinforcement swash plate 101a of bottom, is flexonics between reinforcement swash plate 101a and the casing 101, sets up through the arc of reinforcement swash plate 101a bottom, makes it can be when being connected with ground connection copper tablet with the accurate leading-in recess to clamp plate 202 bottom of ground connection copper tablet in, further improves the smooth and easy degree when ground connection copper tablet is connected, makes its connection more convenient.
Preferably, the casing 101 further includes a tension spring 101b disposed on the outer side of the reinforced inclined plate 101a, and a non-slip pad 101c disposed on the inner side of the reinforced inclined plate 101a, the tension spring 101b is engaged with the casing 101, the reinforced inclined plate 101a is pushed inwardly by the tension spring 101b, so that the reinforced inclined plate 101a applies an inward pressure to the ground copper plate, the stability effect during installation is further improved, and then the friction between the reinforced inclined plate 101a and the ground copper plate is further improved by the non-slip pad 101c, so that the ground chuck can be more stably connected with the ground copper plate.
Preferably, the pressing plate 202 comprises sliding blocks 202a arranged on two sides, a sliding groove 101d matched with the sliding blocks 202a is arranged on the inner wall of the shell 101, and the pressing plate 202 is limited by the arrangement of the sliding blocks 202a and the sliding groove 101d, so that the pressing plate is prevented from being deviated in the up-and-down moving process.
Preferably, the housing 101, the cover 102, the reinforcing inclined plate 101a and the connecting cap 401 are all made of insulating materials, and the pressing plate 202, the reinforcing ribs 203, the conductive copper core 204 and the conductive copper sheet 402 are all made of conductive materials, so that static electricity is prevented from being introduced to the housing 101 and the cover 102 in the use process, and a large potential safety hazard is prevented.
When the clamp is used, the sealing cover 102 is installed on the front face of the shell 101 through screws, the structure of the inner cavity of the shell 101 is more compact through the arrangement of the sealing cover 102, the efficiency is higher during maintenance, then the clamp is clamped on a grounding copper plate, the rubber pads 201 are located on two sides of the grounding copper plate, at the moment, the arc arrangement of the bottom of the reinforcing inclined plate 101a enables the grounding copper plate to be accurately guided into the grooves at the bottom of the pressing plate 202 when the clamping head is connected with the grounding copper plate, the smoothness degree of the grounding copper plate during connection is further improved, the connection is more convenient, then the threaded ring 301 is rotated through the handle 303c, the pressing plate 202 is driven to move downwards through the matching of the threaded ring 301 and the threaded pipe 302, at the moment, the rubber pads 201 are extruded through two sides at the bottom of the pressing plate 202 to deform inwards, the grounding copper plate is extruded and fastened, and the friction force between the grounding copper plate and the rubber pads 201 is improved, meanwhile, the groove at the bottom of the pressing plate 202 enables the grounding copper plate to continuously move upwards for a certain distance, a certain buffer area is provided, the grounding copper plate is further prevented from falling off accidentally, the reinforcing inclined plate 101a is pushed inwards through the arrangement of the tension spring 101b, the reinforcing inclined plate 101a applies inward pressure to the grounding copper plate, the stability effect of the grounding copper plate during installation is further improved, the friction force between the reinforcing inclined plate 101a and the grounding copper plate is further improved through the arrangement of the anti-slip pad 101c, the grounding chuck can be connected with the grounding copper plate more stably, the thickness of the connection between the reinforcing ribs 203 and the rubber pad 201 is reduced through the reinforcing groove 201a, the reinforcing ribs 203 are enabled to be in contact with the grounding copper plate in the downward extrusion process of the pressing plate 202, electricity is conducted, and static electricity is led into the conductive copper core 204 through a lead connected to the equipment, leading-in the clamp plate 202 of electricity through electrically conductive copper core 204 and electrically conductive copper sheet 402 again, then lead-in the ground connection copper tablet of static through clamp plate 202 and strengthening rib 203, can accomplish the ground connection operation, make the contact between electrically conductive copper core 204 and the electrically conductive copper sheet 402 more firm through the cooperation of connecting cap 401 and screwed pipe 302 this moment, set up the shape of strengthening rib 203 into the arc, can avoid exerting too big pressure to the ground connection copper tablet at its extruded in-process downwards, make the position of being connected with strengthening rib 203 on the ground connection copper tablet take place great deformation, influence its practicality, strengthening rib 203 further extrudees rubber pad 201 at the in-process that moves down simultaneously, improve frictional force and pressure between its and the ground connection copper tablet, further reach anti-drop's effect.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a ground chuck with anti-drop function which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the shell assembly (100) comprises a shell (101) and a cover (102) which is arranged on the front surface of the shell (101) and is connected with the shell (101) through screws; and
the clamping assembly (200) is arranged inside the shell (101) and comprises a rubber pad (201) arranged on the inner wall of the shell (101), a pressing plate (202) arranged above the rubber pad (201), reinforcing ribs (203) arranged at the bottom of the pressing plate (202) and a conductive copper core (204) arranged at the top of the pressing plate (202).
2. A ground chuck having an anti-drop function as claimed in claim 1, wherein: the rubber pad (201) comprises a reinforcing groove (201a) arranged at the top, and the reinforcing groove (201a) is matched with the reinforcing ribs (203).
3. A ground chuck having a dropout prevention function according to claim 1 or 2, wherein: the pressing plate (202) is U-shaped, the reinforcing ribs (203) are arranged in grooves in the bottom of the pressing plate (202), and the rubber pad (201) is matched with the pressing plate (202).
4. A ground chuck having an anti-drop function as claimed in claim 3, wherein: the conductive copper core is characterized by further comprising a telescopic assembly (300) arranged at the top of the shell (101), and comprises a threaded ring (301) arranged at the top of the shell (101), a threaded pipe (302) arranged at the top of the pressing plate (202) and matched with the threaded ring (301), and a limiting piece (303) arranged on the side face of the threaded ring (301), wherein the conductive copper core (204) is arranged inside the threaded pipe (302).
5. A ground chuck having a dropout prevention function as claimed in claim 4, wherein: the limiting part (303) comprises a limiting block (303a) arranged at the top of the shell (101), a limiting groove (303b) arranged on the side surface of the threaded ring (301) and matched with the limiting block (303a), and a handle (303c) arranged at the top of the threaded ring (301).
6. An anti-drop ground chuck according to claim 4 or 5, wherein: the connecting component (400) is arranged at the top end of the threaded pipe (302), and comprises a connecting cap (401) matched with the threaded pipe (302) and a conductive copper sheet (402) arranged inside the connecting cap (401) and matched with the conductive copper core (204).
7. A ground chuck having a dropout prevention function according to any one of claims 1, 2, 4 and 5, wherein: the casing (101) is including setting up in the reinforcement swash plate (101a) of bottom, reinforcement swash plate (101a) with be flexible connection between casing (101).
8. A ground chuck having a dropout prevention function as claimed in claim 7, wherein: the shell (101) further comprises a tensioning spring (101b) arranged on the outer side of the reinforced inclined plate (101a) and a non-slip pad (101c) arranged on the inner side of the reinforced inclined plate (101a), and the tensioning spring (101b) is matched with the shell (101).
9. A ground chuck having a dropout prevention function as claimed in claim 8, wherein: the pressing plate (202) comprises sliding blocks (202a) arranged on two sides, and a sliding groove (101d) matched with the sliding blocks (202a) is formed in the inner wall of the shell (101).
10. A ground chuck having a dropout prevention function according to any one of claims 1, 2, 4 and 9, wherein: the shell (101), the sealing cover (102), the reinforcing inclined plate (101a) and the connecting cap (401) are all made of insulating materials, and the pressing plate (202), the reinforcing ribs (203), the conductive copper core (204) and the conductive copper sheet (402) are all made of conductive materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110532183.1A CN113270736B (en) | 2021-05-17 | 2021-05-17 | Grounding chuck with anti-drop function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110532183.1A CN113270736B (en) | 2021-05-17 | 2021-05-17 | Grounding chuck with anti-drop function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113270736A true CN113270736A (en) | 2021-08-17 |
| CN113270736B CN113270736B (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110532183.1A Active CN113270736B (en) | 2021-05-17 | 2021-05-17 | Grounding chuck with anti-drop function |
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| CN (1) | CN113270736B (en) |
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| JP2013013173A (en) * | 2011-06-28 | 2013-01-17 | Chugoku Electric Power Co Inc:The | Earth cable mounting tool |
| CN104022371A (en) * | 2014-05-12 | 2014-09-03 | 国家电网公司 | Omni-directional anti-disengagement ground clamp |
| JP2015018673A (en) * | 2013-07-10 | 2015-01-29 | 中国電力株式会社 | Ground short circuit apparatus |
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| JP2018125932A (en) * | 2017-01-31 | 2018-08-09 | 株式会社サンテック | Grounding metal fitting and earth side metal fitting |
| CN207732185U (en) * | 2018-01-13 | 2018-08-14 | 东莞坤胜五金制品有限公司 | A kind of locking ejector half HDMI computers high definition output interface |
| CN207782026U (en) * | 2017-12-21 | 2018-08-28 | 江西佰仕通电子科技有限公司 | A kind of novel connection plug |
| US20190190171A1 (en) * | 2016-08-30 | 2019-06-20 | Honeywell International Inc. | Cam driven, spring loaded grounding clamp |
| CN209822885U (en) * | 2019-04-07 | 2019-12-20 | 国网湖北省电力有限公司荆门供电公司 | Grounding device with self-locking and anti-falling functions |
| CN210608471U (en) * | 2019-08-16 | 2020-05-22 | 曹燚 | Electric ground wire insulating operating rod capable of removing ice layer or oxide layer of electric wire |
| CN111541064A (en) * | 2020-05-27 | 2020-08-14 | 国网河北省电力有限公司邢台供电分公司 | Anti-drop wire clamp |
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2021
- 2021-05-17 CN CN202110532183.1A patent/CN113270736B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013013173A (en) * | 2011-06-28 | 2013-01-17 | Chugoku Electric Power Co Inc:The | Earth cable mounting tool |
| JP2015018673A (en) * | 2013-07-10 | 2015-01-29 | 中国電力株式会社 | Ground short circuit apparatus |
| CN104022371A (en) * | 2014-05-12 | 2014-09-03 | 国家电网公司 | Omni-directional anti-disengagement ground clamp |
| US20190190171A1 (en) * | 2016-08-30 | 2019-06-20 | Honeywell International Inc. | Cam driven, spring loaded grounding clamp |
| JP2018125932A (en) * | 2017-01-31 | 2018-08-09 | 株式会社サンテック | Grounding metal fitting and earth side metal fitting |
| CN107681354A (en) * | 2017-11-03 | 2018-02-09 | 无锡城市职业技术学院 | Mobile terminal storage medium interactive operation device |
| CN207782026U (en) * | 2017-12-21 | 2018-08-28 | 江西佰仕通电子科技有限公司 | A kind of novel connection plug |
| CN207732185U (en) * | 2018-01-13 | 2018-08-14 | 东莞坤胜五金制品有限公司 | A kind of locking ejector half HDMI computers high definition output interface |
| CN209822885U (en) * | 2019-04-07 | 2019-12-20 | 国网湖北省电力有限公司荆门供电公司 | Grounding device with self-locking and anti-falling functions |
| CN210608471U (en) * | 2019-08-16 | 2020-05-22 | 曹燚 | Electric ground wire insulating operating rod capable of removing ice layer or oxide layer of electric wire |
| CN111541064A (en) * | 2020-05-27 | 2020-08-14 | 国网河北省电力有限公司邢台供电分公司 | Anti-drop wire clamp |
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| Publication number | Publication date |
|---|---|
| CN113270736B (en) | 2022-06-07 |
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