CN110994210A - Grounding device for electrical equipment - Google Patents
Grounding device for electrical equipment Download PDFInfo
- Publication number
- CN110994210A CN110994210A CN201911205427.4A CN201911205427A CN110994210A CN 110994210 A CN110994210 A CN 110994210A CN 201911205427 A CN201911205427 A CN 201911205427A CN 110994210 A CN110994210 A CN 110994210A
- Authority
- CN
- China
- Prior art keywords
- insulating
- cylinder
- vertical
- conductive
- fixedly connected
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—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
-
- 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
Landscapes
- Insulating Bodies (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to the technical field of electrical equipment protection, and particularly discloses a grounding device of electrical equipment, which comprises a grounding polar plate, wherein the grounding polar plate is fixedly connected with a vertical conductive threaded cylinder, a vertical conductive threaded column is in threaded connection with the vertical conductive threaded cylinder, and the top end of the vertical conductive threaded column is fixedly connected with a first wiring terminal; a vertical electrically conductive screw thread section of thick bamboo fixedly connected with limiting plate, a vertical electrically conductive screw thread section of thick bamboo rotates and is connected with the conducting ring, and the conducting ring is located the limiting plate, and a horizontal electrically conductive screw thread section of thick bamboo of conducting ring fixedly connected with, horizontal electrically conductive screw thread section of thick bamboo female connection have a horizontal electrically conductive screw thread post, and the one end fixedly connected with second binding post of conducting ring is kept away from to horizontal electrically conductive screw. The vertical conductive threaded column and the horizontal conductive threaded column can change positions through rotation, and the horizontal conductive threaded column can rotate around the vertical conductive threaded cylinder, so that the position of a connection point of the electrical equipment and the grounding device is changed, and the flexibility of connection of the electrical equipment and the grounding device is improved.
Description
Technical Field
The invention relates to the technical field of electrical equipment protection, and particularly discloses a grounding device of electrical equipment.
Background
The grounding device, also called an integrated device, is a device for electrically connecting an electrical device or other object to the ground. The grounding means typically include a grounding electrode (plate), a grounding busbar, a grounding down conductor, a frame ground, etc. After the traditional grounding device is buried and fixed underground, the position of the traditional grounding device is single compared with the position of a connection point of electrical equipment on the ground, the position of the connection point is usually fixed, the requirement on the position of the electrical equipment or the length of a grounding bus is met, and the traditional grounding device is inconvenient to flexibly connect the electrical equipment and the grounding device. Moreover, the connection form between the electrical equipment and the grounding device is not flexible enough to be freely disassembled and assembled.
Disclosure of Invention
The invention aims to provide a grounding device of electrical equipment, which solves the problem that the connection between the electrical equipment and the grounding device is not flexible enough due to the fixed position of the connection point of the grounding device.
In order to achieve the purpose, the basic scheme of the invention is as follows: the grounding device of the electrical equipment comprises a grounding polar plate, wherein the grounding polar plate is fixedly connected with a vertical conductive threaded cylinder, a vertical conductive threaded column is in threaded connection with the vertical conductive threaded cylinder, and the top end of the vertical conductive threaded column is fixedly connected with a first wiring terminal; the vertical conductive thread cylinder is fixedly connected with a limiting plate, the conductive thread cylinder coaxially rotates to be connected with a conductive ring, the conductive ring is located on the limiting plate, the lateral wall of the conductive ring is fixedly connected with a transverse conductive thread cylinder, a transverse conductive thread column is in threaded connection with the transverse conductive thread cylinder, and the transverse conductive thread column is far away from one end of the conductive ring and fixedly connected with a second wiring terminal.
The working principle and the beneficial effects of the basic scheme are as follows: have first binding post and second binding post in this basic scheme to select when supplying electrical equipment to connect. And, rotate vertical electrically conductive screw post, the high position of first binding post changes, rotates horizontal electrically conductive screw post, and horizontal electrically conductive screw post can take place lateral shifting relative to horizontal electrically conductive screw section of thick bamboo, also can take place circumferential motion relative to vertical electrically conductive screw section of thick bamboo, and then, second binding post changes in the ascending position of horizontal direction, to sum up, in this basic scheme, the tie point position of electrical equipment and earthing device is adjustable, and constructor selects the tie point position of adjustment electrical equipment and earthing device according to actual need to improve the flexibility that electrical equipment and earthing device are connected. Moreover, if the connection between the electrical equipment and the grounding device is to be dismantled, the vertical conductive threaded column or the horizontal conductive threaded column is directly rotated and taken down, so that the operation is simple and convenient.
Optionally, the periphery of vertical electrically conductive screw thread section of thick bamboo is equipped with insulating protective sheath, insulating protective sheath includes protective sheath, last annular plate, connecting rod, lower annular plate and lower protective sheath, goes up protective sheath and last annular plate fixed connection, lower protective sheath and lower annular plate fixed connection, the top and the last annular plate fixed connection of connecting rod, the bottom and the lower annular plate fixed connection of connecting rod, lower protective sheath with ground connection polar plate fixed connection.
The upper protective sleeve and the lower protective sleeve in the insulating protective sleeve can protect the vertical conductive thread cylinder, so that the vertical conductive thread cylinder is prevented from electric leakage, and the safety is improved. And the space that leaves between last annular plate and the lower annular plate can supply horizontal electrically conductive screw thread section of thick bamboo to rotate to hold including horizontal electrically conductive screw thread section of thick bamboo, thereby protect horizontal electrically conductive screw thread section of thick bamboo.
Optionally, an insulating protection cylinder is arranged on the periphery of the transverse conductive threaded cylinder, the insulating protection cylinder is fixedly connected with the conductive ring, and a central axis of the insulating protection cylinder coincides with a central axis of the transverse conductive threaded cylinder.
The insulating protection section of thick bamboo can protect horizontal electrically conductive screw thread section of thick bamboo, avoids horizontal electrically conductive screw thread section of thick bamboo electric leakage, simultaneously, goes up the annular plate and need not hold horizontal electrically conductive screw thread section of thick bamboo again with lower annular plate in the space that both formed, consequently, can choose for use less last annular plate and lower annular plate.
Optionally, a first insulating cover is arranged at the bottom of the first connecting terminal, and a second insulating cover is arranged at one end, close to the transverse conductive threaded column, of the second connecting terminal.
Constructor can rotate vertical electrically conductive screw thread post, horizontal electrically conductive screw thread post through holding first insulating boot, second insulating boot, improves the security. And when the vertical conductive threaded column and the horizontal conductive threaded column rotate to be low, the first insulating cover is attached to the top end of the vertical conductive threaded cylinder, and the second insulating cover is attached to one end, away from the vertical conductive threaded cylinder, of the horizontal conductive threaded cylinder, so that the joint of the vertical conductive threaded column and the vertical conductive threaded cylinder and the joint of the horizontal conductive threaded column and the horizontal conductive threaded cylinder are shielded.
Optionally, a first insulating outer cylinder is fixedly connected to the bottom surface of the first insulating cover, and the first insulating outer cylinder is located on the periphery of the upper protective sleeve; one side of the second insulating cover close to the transverse conductive threaded column is fixedly connected with a second insulating outer barrel, and the second insulating outer barrel is located between the insulating protection barrel and the transverse conductive threaded barrel.
Rotate vertical electrically conductive screw thread post for the length that vertical electrically conductive screw thread post stretches out vertical electrically conductive screw thread section of thick bamboo is elongated, and first insulation urceolus is followed first insulation cover rebound this moment, and first insulation urceolus is located the periphery of vertical electrically conductive screw thread post all the time, avoids stretching out vertical electrically conductive screw thread post of vertical electrically conductive screw thread section of thick bamboo and directly exposes in the air, thereby protects vertical electrically conductive screw thread post, avoids vertical electrically conductive screw thread post electric leakage. Similarly, rotate horizontal electrically conductive screw thread post for the length that horizontal electrically conductive screw thread post stretches out horizontal electrically conductive screw thread section of thick bamboo is elongated, and the insulating urceolus of second removes along with the second insulating boot this moment, and the insulating urceolus of second is located the periphery of horizontal electrically conductive screw thread post all the time, avoids stretching out horizontal electrically conductive screw thread post of horizontal electrically conductive screw thread section of thick bamboo and directly exposes in the air, thereby protects horizontal electrically conductive screw thread post, avoids vertical electrically conductive screw thread post electric leakage.
Optionally, the horizontal conductive threaded cylinder is arranged in an inclined manner, and one end, close to the vertical conductive threaded cylinder, of the horizontal conductive threaded cylinder is higher than one end, far away from the vertical conductive threaded cylinder, of the horizontal conductive threaded cylinder.
When the transverse conductive threaded cylinder is obliquely arranged, correspondingly, the insulating protection cylinder and the second insulating outer cylinder are obliquely arranged, so that liquid drops falling on the insulating protection cylinder and the second insulating outer cylinder flow along the insulating protection cylinder and the second insulating outer cylinder under the action of gravity, the liquid drops are prevented from contacting the transverse conductive threaded column, and the transverse conductive threaded column is protected.
Optionally, the first insulating cover and the second insulating cover are both hemispherical shells having openings, the opening of the first insulating cover faces the vertical conductive threaded column, and the opening of the second insulating cover faces the horizontal conductive threaded column.
The first insulating cover and the second insulating cover have cambered surfaces, so that objects falling on the first insulating cover and the second insulating cover can automatically fall off and cannot be accumulated on the first insulating cover and the second insulating cover.
Optionally, the limiting plate is provided with an annular chute, and the bottom end of the conducting ring is located in the annular chute.
Constructors can add lubricating oil into the annular sliding groove to reduce the friction resistance borne by the conducting ring during rotation.
Optionally, the first insulating cover is connected with the first connecting terminal through a plastic screw, and the second insulating cover is connected with the second connecting terminal through a plastic screw.
The first insulating cover is fixedly installed on the first wiring terminal through the plastic screw, the second insulating cover is fixedly installed on the second wiring terminal through the plastic screw, and the first insulating cover and the second insulating cover which are renewed can be timely replaced when the first insulating cover and the second insulating cover are damaged.
Optionally, the first insulating cover, the second insulating cover, the first insulating outer cylinder, the second insulating outer cylinder, the insulating protective sleeve and the insulating protection cylinder are all made of plastics.
The plastic has excellent insulating property, and is durable and easy to obtain.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a grounding device of an electrical apparatus according to the present invention;
fig. 2 is a schematic structural diagram of a second grounding device of an electrical apparatus according to an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the grounding electrode plate comprises a grounding electrode plate 1, a vertical conductive threaded cylinder 2, a vertical conductive threaded column 3, a first wiring terminal 4, a limiting plate 5, a conductive ring 6, a horizontal conductive threaded cylinder 7, a horizontal conductive threaded column 8, a second wiring terminal 9, an insulating protective sleeve 10, an upper protective sleeve 110, an upper annular plate 120, a connecting rod 130, a lower annular plate 140, a lower protective sleeve 150, a first insulating cover 11, a second insulating cover 12, a first insulating outer cylinder 13, an insulating protection cylinder 14 and a second insulating outer cylinder 15.
Example one
This embodiment is substantially as shown in fig. 1: the grounding device of the electrical equipment comprises a grounding polar plate 1, wherein a vertical conductive thread cylinder 2 is fixedly connected with the grounding polar plate 1, a vertical conductive thread column 3 is connected with the inner thread of the vertical conductive thread cylinder 2, and a first wiring terminal 4 is fixedly connected to the top end of the vertical conductive thread column 3.
A limiting plate 5 is fixedly connected with the vertical conductive thread cylinder 2, the vertical conductive thread cylinder 2 is coaxially rotated to be connected with a conducting ring 6, the conducting ring 6 is in contact with the vertical conductive thread cylinder 2, the conducting ring 6 is located on the limiting plate 5, an annular sliding groove is formed in the upper surface of the limiting plate 5, and the bottom end of the conducting ring 6 is located in the annular sliding groove. The lateral wall of conducting ring 6 is fixedly connected with horizontal electrically conductive screw thread section of thick bamboo 7, and horizontal electrically conductive screw thread post 8 of horizontally conductive screw thread section of thick bamboo 7 internal thread connection, the right-hand member fixedly connected with second binding post 9 of horizontal electrically conductive screw thread post 8.
The periphery of vertical electrically conductive screw section of thick bamboo 2 is equipped with insulating protective sheath 10, and insulating protective sheath 10 includes protective sheath 110, upper annular plate 120, connecting rod 130, lower annular plate 140 and lower protective sheath 150, goes up protective sheath 110 and upper annular plate 120 fixed connection, lower protective sheath 150 and lower annular plate 140 fixed connection, the top and the upper annular plate 120 fixed connection of connecting rod 130, the bottom and the lower annular plate 140 fixed connection of connecting rod 130, lower protective sheath 150 and ground connection polar plate 1 fixed connection. The conductive ring 6 and the transverse conductive threaded cylinder 7 are located between the upper annular plate 120 and the lower annular plate 140.
The bottom of first binding post 4 is equipped with first insulating boot 11, and the left end of second binding post 9 is equipped with second insulating boot 12, and first insulating boot 11 passes through the plastics screw to be connected with first binding post 4, and second insulating boot 12 passes through the plastics screw to be connected with second binding post 9. A first insulating outer cylinder 13 is fixedly connected to the bottom surface of the first insulating cover 11, and the first insulating outer cylinder 13 is located on the periphery of the upper protective sleeve 110. The first insulating cover 11 and the second insulating cover 12 are both hemispherical shells having openings, the opening of the first insulating cover 11 faces downward, and the opening of the second insulating cover 12 faces leftward.
In this embodiment, the first insulating cover 11, the second insulating cover 12, the insulating protection sleeve 10 and the first insulating outer cylinder 13 are all made of plastic. In addition, in this embodiment, the upper half of the vertical conductive threaded cylinder 2 is non-conductive, specifically, the upper half of the vertical conductive threaded cylinder 2 is non-conductive, and the non-conductive portion is from the top end of the vertical conductive threaded cylinder 2 to the rotational connection between the conductive ring 6 and the vertical conductive threaded cylinder 2, or from the top end of the vertical conductive threaded cylinder 2 to a position 1-2cm above the conductive ring 6.
The specific implementation process is as follows: during the use, bury ground plate 1 underground, lower annular plate 140 is located subaerial, because this device has first binding post 4 and second binding post 9, consequently, constructor can select to be connected electrical equipment and first binding post 4 or second binding post 9 according to actual conditions, selects various, has more the flexibility.
If the selection is connected with first binding post 4, before connecting, hold first insulating boot 11, clockwise rotation vertical electrically conductive screw post 3, vertical electrically conductive screw post 3 moves down, and first binding post 4 moves down promptly, and in the same way, anticlockwise rotation vertical electrically conductive screw post 3, vertical electrically conductive screw post 3 moves up, and first binding post 4 moves up promptly to change the connecting point position of the earthing device in electrical equipment and this embodiment.
In the process, when the first wiring terminal 4 upwards or downwards moves, the first insulating cover 11 upwards or downwards moves along with the vertical conductive threaded column 3, accordingly, the first insulating outer cylinder 13 fixedly connected to the first insulating cover 11 upwards or downwards moves, the first insulating outer cylinder 13 always shields the vertical conductive threaded column 3 extending out of the vertical conductive threaded cylinder 2, the vertical conductive threaded column 3 of the part is prevented from being directly exposed in the air, the vertical conductive threaded column 3 is protected together by matching the insulating protective sleeve 10, the vertical conductive threaded column 3 is prevented from leaking electricity, and the safety of the device is improved. In addition, since the projections of the first insulating outer cylinder 13 and the upper protective sleeve 110 on the vertical plane have an overlapped part, it is possible to prevent external liquid or impurities from entering the inside and contacting the vertical conductive threaded column 3, thereby protecting the vertical conductive threaded column 3 and the vertical conductive threaded cylinder 2.
If connection with the second connection terminal 9 is selected, before connection, the second insulation cover 12 is held by hand, the transverse conductive threaded column 8 is rotated clockwise, the transverse conductive threaded column 8 moves leftward, that is, the second connection terminal 9 moves leftward, and similarly, the transverse conductive threaded column 8 is rotated counterclockwise, the transverse conductive threaded column 8 moves rightward, that is, the second connection terminal 9 moves rightward, so that the connection point position of the electrical equipment and the grounding device in the embodiment is changed. Moreover, because conducting ring 6 rotates with vertical electrically conductive screw thread section of thick bamboo 2 to be connected, consequently, exert the effort to horizontal electrically conductive screw thread section of thick bamboo 7, can make horizontal electrically conductive screw thread section of thick bamboo 7 take place to rotate to make second binding post 9 can take place circumferential direction on the horizontal direction, make second binding post 9's position more nimble changeable, thereby make electrical equipment and the earthing device's in this embodiment tie point position more changeable, nimble.
In addition, if the connection between the electrical equipment and the grounding device is to be dismantled, the vertical conductive threaded column 3 is directly rotated anticlockwise until the vertical conductive threaded column 3 is taken down from the vertical conductive threaded cylinder 2, or the horizontal conductive threaded column 8 is directly rotated anticlockwise until the horizontal conductive threaded column 8 is taken down from the horizontal conductive threaded cylinder 7, so that the operation is simple and convenient.
Example two
The present embodiment is different from the first embodiment in that: as shown in fig. 2, the transverse conductive threaded cylinder 7 is arranged obliquely at an angle of 5 ° to 10 °, in this embodiment at an angle of 7 °. The left end of the transverse conductive thread cylinder 7 is higher than the right end of the transverse conductive thread cylinder 7. An insulating protection cylinder 14 is arranged on the periphery of the transverse conductive threaded cylinder 7, the left end of the insulating protection cylinder 14 is fixedly connected with the conductive ring 6, and the central axis of the insulating protection cylinder 14 coincides with the central axis of the transverse conductive threaded cylinder 7. A second insulating outer cylinder 15 is fixedly connected to the left side of the second insulating cover 12, the second insulating outer cylinder 15 is located between the insulating protection cylinder 14 and the transverse conductive threaded cylinder 7, and the central axis of the second insulating outer cylinder 15 coincides with the central axis of the insulating protection cylinder 14.
In this embodiment, the insulating protection cylinder 14 and the second insulating outer cylinder 15 are made of plastic.
In this embodiment, when the constructor holds second insulating boot 12 clockwise turning or anticlockwise horizontal electrically conductive screw post 8, namely horizontal electrically conductive screw post 8 is when moving from top left to bottom right or from bottom right, fixed connection also can move from top left to bottom right at second insulating boot 15 on 12, horizontal electrically conductive screw post 8 that stretches out horizontal electrically conductive screw post 7 is sheltered from all the time to second insulating outer barrel 15, avoid this part horizontal electrically conductive screw post 8 directly to expose in the air, thereby cooperate horizontal electrically conductive screw post 8 of insulating protection section of thick bamboo 14 protection together, avoid horizontal electrically conductive screw post 8 electric leakage, thereby improve the security of device. In addition, at this time, the upper annular plate 120 and the lower annular plate 140 with smaller specifications can be selected from the upper annular plate 120 and the lower annular plate 140, and materials are saved.
Moreover, because the transverse conductive threaded cylinder 7 in this embodiment is arranged obliquely, liquid drops falling on the insulating protection cylinder 14 and the second insulating outer cylinder 15 will flow along the insulating protection cylinder 14 and the second insulating outer cylinder 15 under the action of gravity, so that the liquid drops are prevented from entering the inside and contacting the transverse conductive threaded column 8 and the transverse conductive threaded cylinder 7, and the transverse conductive threaded column 8 and the transverse conductive threaded cylinder 7 are protected.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.
Claims (10)
1. The grounding device of the electrical equipment comprises a grounding polar plate, and is characterized in that: the grounding polar plate is fixedly connected with a vertical conductive thread cylinder, a vertical conductive thread column is in threaded connection with the vertical conductive thread cylinder, and the top end of the vertical conductive thread column is fixedly connected with a first wiring terminal; the vertical conductive thread cylinder is fixedly connected with a limiting plate, the vertical conductive thread cylinder coaxially rotates to be connected with a conducting ring, the conducting ring is located on the limiting plate, the lateral wall of the conducting ring is fixedly connected with a transverse conductive thread cylinder, a transverse conductive thread column is in threaded connection with the transverse conductive thread cylinder, and the transverse conductive thread column is far away from one end of the conducting ring and fixedly connected with a second wiring terminal.
2. The grounding device of an electrical apparatus of claim 1, characterized in that: the periphery of vertical electrically conductive screw thread section of thick bamboo is equipped with insulating protective sheath, insulating protective sheath includes protective sheath, last annular plate, connecting rod, lower annular plate and protective sheath down, goes up protective sheath and last annular plate fixed connection, lower protective sheath and lower annular plate fixed connection, the top and the last annular plate fixed connection of connecting rod, the bottom and the lower annular plate fixed connection of connecting rod, lower protective sheath with ground connection polar plate fixed connection.
3. The grounding device of an electrical apparatus of claim 2, characterized in that: the periphery of the transverse conductive threaded cylinder is provided with an insulating protection cylinder, the insulating protection cylinder is fixedly connected with the conductive ring, and the central axis of the insulating protection cylinder coincides with the central axis of the transverse conductive threaded cylinder.
4. The grounding device of an electrical apparatus of claim 3, characterized in that: the bottom of the first wiring terminal is provided with a first insulating cover, and one end, close to the transverse conductive threaded column, of the second wiring terminal is provided with a second insulating cover.
5. The grounding device of an electrical apparatus of claim 4, characterized in that: the bottom surface of the first insulating cover is fixedly connected with a first insulating outer cylinder, and the first insulating outer cylinder is positioned on the periphery of the upper protective sleeve; one side of the second insulating cover close to the transverse conductive threaded column is fixedly connected with a second insulating outer barrel, and the second insulating outer barrel is located between the insulating protection barrel and the transverse conductive threaded barrel.
6. The grounding device of an electrical apparatus of claim 5, characterized in that: the horizontal conductive thread cylinder is obliquely arranged, and one end, close to the vertical conductive thread cylinder, of the horizontal conductive thread cylinder is higher than one end, far away from the vertical conductive thread cylinder, of the horizontal conductive thread cylinder.
7. The grounding device of an electrical apparatus of claim 5 or 6, characterized in that: the first insulating cover and the second insulating cover are both hemispherical shells with openings, the openings of the first insulating cover face the vertical conductive threaded columns, and the openings of the second insulating cover face the transverse conductive threaded columns.
8. The grounding device of an electrical apparatus of claim 1, characterized in that: the limiting plate is provided with an annular sliding groove, and the bottom end of the conducting ring is located in the annular sliding groove.
9. The grounding device of an electrical apparatus of claim 4, characterized in that: the first insulating cover is connected with the first wiring terminal through a plastic screw, and the second insulating cover is connected with the second wiring terminal through a plastic screw.
10. The grounding device of an electrical apparatus of claim 5, characterized in that: the first insulating cover, the second insulating cover, the first insulating outer barrel, the second insulating outer barrel, the insulating protective sleeve and the insulating protective barrel are all made of plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911205427.4A CN110994210B (en) | 2019-11-29 | 2019-11-29 | Grounding device for electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911205427.4A CN110994210B (en) | 2019-11-29 | 2019-11-29 | Grounding device for electrical equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110994210A true CN110994210A (en) | 2020-04-10 |
| CN110994210B CN110994210B (en) | 2021-02-02 |
Family
ID=70088646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911205427.4A Active CN110994210B (en) | 2019-11-29 | 2019-11-29 | Grounding device for electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110994210B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202616424U (en) * | 2012-06-26 | 2012-12-19 | 邢台供电公司 | Power cable grounding device |
| CN203871502U (en) * | 2014-06-14 | 2014-10-08 | 国网四川省电力公司双流县供电分公司 | Wire multibranch connector |
| CN205565214U (en) * | 2016-04-18 | 2016-09-07 | 滕辉 | Connector is screwed up to spiral for power cable |
| CN206282993U (en) * | 2016-12-16 | 2017-06-27 | 鞍钢集团矿业有限公司 | For the termination of mine electric welding machine |
| CN206432407U (en) * | 2017-01-23 | 2017-08-22 | 中海福陆重工有限公司 | A kind of steel pipe submerged-arc welding earthing or grounding means |
| CN108551001A (en) * | 2018-05-03 | 2018-09-18 | 国网甘肃省电力公司经济技术研究院 | A kind of earthing device of electrical equipment |
| CN208240895U (en) * | 2018-05-04 | 2018-12-14 | 山东交通学院 | A kind of Electric Appliance Cabinet earthing or grounding means |
| CN208478588U (en) * | 2018-07-27 | 2019-02-05 | 国网山东省电力公司东营供电公司 | A kind of antiground end falls off ground line |
| KR20190041688A (en) * | 2017-10-13 | 2019-04-23 | 한국전력공사 | Discharging device having electroscopic function |
| DE102017220877A1 (en) * | 2017-11-22 | 2019-05-23 | Bayerische Motoren Werke Aktiengesellschaft | Device for deriving a shield current of a cable bundle for a motor vehicle and motor vehicle |
-
2019
- 2019-11-29 CN CN201911205427.4A patent/CN110994210B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202616424U (en) * | 2012-06-26 | 2012-12-19 | 邢台供电公司 | Power cable grounding device |
| CN203871502U (en) * | 2014-06-14 | 2014-10-08 | 国网四川省电力公司双流县供电分公司 | Wire multibranch connector |
| CN205565214U (en) * | 2016-04-18 | 2016-09-07 | 滕辉 | Connector is screwed up to spiral for power cable |
| CN206282993U (en) * | 2016-12-16 | 2017-06-27 | 鞍钢集团矿业有限公司 | For the termination of mine electric welding machine |
| CN206432407U (en) * | 2017-01-23 | 2017-08-22 | 中海福陆重工有限公司 | A kind of steel pipe submerged-arc welding earthing or grounding means |
| KR20190041688A (en) * | 2017-10-13 | 2019-04-23 | 한국전력공사 | Discharging device having electroscopic function |
| DE102017220877A1 (en) * | 2017-11-22 | 2019-05-23 | Bayerische Motoren Werke Aktiengesellschaft | Device for deriving a shield current of a cable bundle for a motor vehicle and motor vehicle |
| CN108551001A (en) * | 2018-05-03 | 2018-09-18 | 国网甘肃省电力公司经济技术研究院 | A kind of earthing device of electrical equipment |
| CN208240895U (en) * | 2018-05-04 | 2018-12-14 | 山东交通学院 | A kind of Electric Appliance Cabinet earthing or grounding means |
| CN208478588U (en) * | 2018-07-27 | 2019-02-05 | 国网山东省电力公司东营供电公司 | A kind of antiground end falls off ground line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110994210B (en) | 2021-02-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105793173B (en) | Conveying roller and conveying equipment with damp proof protection | |
| CN207441997U (en) | A kind of fixing device of lightning protection grounding pin | |
| CN110994210B (en) | Grounding device for electrical equipment | |
| CN205509055U (en) | Ground rod | |
| CN113675630A (en) | Grounding device of electrical equipment | |
| CN211351259U (en) | Power distribution cabinet grounding device for intelligent substation relay protection | |
| CN106655069A (en) | General small animal prevention telescopic insulation sheath | |
| CN103715533A (en) | Bend-type outgoing line high-voltage shielding electric connector plug | |
| CN206003980U (en) | A kind of distribution line carried hanging type ground knife | |
| CN207588446U (en) | A kind of cable Antistatic protection device for agricultural greenhouse | |
| CN209389633U (en) | A kind of cross-connect case grounding box of easy opening and closing case lid | |
| CN208127822U (en) | The cross separable connector of high-tension switch cabinet | |
| CN203826913U (en) | Cable connector for cable distribution box | |
| CN207719589U (en) | A kind of power equipment lightning arrester | |
| CN105372457A (en) | Capacitive equipment electrified detection end screen sampling device | |
| CN209375106U (en) | Wall-mounted single phasing protection grounding box | |
| CN202513305U (en) | Electric connector wire clamp with oblique wire outlet | |
| CN106099716A (en) | A kind of electric power apparatus examination test ground connection mechanical locking device | |
| CN207052346U (en) | A kind of photovoltaic cable sheath | |
| CN109473245A (en) | A kind of 20kV column support type arrester | |
| CN205790502U (en) | The electric distribution box termination with grounding connector | |
| CN109888520A (en) | A kind of vertical grounding apparatus of power network | |
| CN207790571U (en) | A kind of electric wire with wear-resistance protective sleeve | |
| CN211350236U (en) | Conjoined insulator | |
| CN204696636U (en) | Earthing box for electric cable |
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 |