CN209948069U - Grounding connection device - Google Patents
Grounding connection device Download PDFInfo
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- CN209948069U CN209948069U CN201920695656.8U CN201920695656U CN209948069U CN 209948069 U CN209948069 U CN 209948069U CN 201920695656 U CN201920695656 U CN 201920695656U CN 209948069 U CN209948069 U CN 209948069U
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- 239000004020 conductor Substances 0.000 claims abstract description 23
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 4
- 238000005253 cladding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model relates to a ground connection connecting device belongs to electric power earthing device technical field. The technical scheme is as follows: the buckling device is pressed down towards the direction of the circular ring part, after the elastic clamping piece (21) at the lower end of the cylinder (22) passes through the circular ring part (81), the elastic clamping piece is restored to the original shape due to the elastic action of the elastic clamping piece and is in elastic contact with the lower end face of the grounding plate (9), and the lower end faces of the opening circular ring (811) and the fan blade (85) are both in contact with the grounding plate (9); the second spring contact (32) is in contact with the grounding plate, and the first spring contact is in contact with the conductor part of the electric wire; at this time, if the ground plate is in good contact with the electric wire, the indicating member is displayed normally, otherwise, the terminal or the ground plate is further processed until the indicating member is displayed normally. The utility model discloses simple structure, convenient to use has increased the area of contact of terminal with the ground plate, can realize the quick ground connection of electric wire, can instruct the ground connection effect moreover.
Description
Technical Field
The utility model relates to a ground connection connecting device belongs to electric power earthing device technical field.
Background
At present, in the operation and routing inspection maintenance of power equipment, the grounding operation is of great importance, the existing grounding is mainly characterized in that the equipment is connected to a grounding plate through a grounding wire, a terminal is usually fixed to the grounding plate through a bolt, but in the bolt fixing process, the bolt needs to be screwed by a wrench, the process is time-consuming and labor-consuming, and the problem is particularly prominent in the operation of grounding a plurality of grounding wires; in addition, the bolt may not be fastened in place due to human reasons during the fastening process, and the contact area between the grounding plate and the terminal is small, which may cause that the wire is grounded on the surface, but no effective electrical connection is actually formed, which may cause a great safety hazard to the next operation, so that it is very important to produce a grounding connection device capable of indicating the grounding effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a ground connection device has increaseed the area of contact between terminal and the ground plate, can remove the potential safety hazard, realizes quick ground connection, can instruct the ground connection effect moreover, solves the above-mentioned problem that the background art exists.
The technical scheme of the utility model is that:
a grounding connection device comprises a buckle device, a switch, an indicating component, a power supply, an electric wire, a terminal and a grounding plate;
the terminal comprises a circular ring part, fan blades, conductive copper sheets and a clamp body, wherein the circular ring part consists of an opening circular ring and a boss, the side surface of the opening circular ring is provided with a plurality of fan blades along the circumferential direction, the opening circular ring is provided with a circular-arc-shaped boss close to the lower end surface of the inner ring, the conductive copper sheets are connected to the opening circular ring, and the electric wire is fixed on the conductive copper sheets through the clamp body;
the grounding plate is arranged below the terminal, a grounding hole is formed in the grounding plate, the circular arc-shaped boss of the circular ring is inserted into the grounding hole in a matching mode, and the lower end faces of the opening circular ring and the fan blade are both in contact with the grounding plate;
the clamping device is arranged above the terminal and comprises a cover cap, a clamping column, a first spring contact and a second spring contact, the cover cap consists of a circular upper cover and an annular side wall arranged on the lower end face of the circular upper cover, the annular side wall is provided with a notch, and the notch is arranged in a staggered manner with the opening position of the opening circular ring; the lower end surface of the circular upper cover is respectively provided with a clamping column, a first spring contact and a second spring contact; the clamping column consists of a cylinder and an elastic clamping piece, the elastic clamping piece is arranged at the bottom end of the cylinder, the upper end of the cylinder is fixed on the lower end face of the circular upper cover, and the elastic clamping piece at the bottom end of the cylinder is clamped on the lower end face of the grounding plate after the lower end of the cylinder penetrates through the circular ring part; the spring contact is positioned at the notch of the annular side wall, the upper end of the spring contact is fixed on the lower end surface of the circular upper cover, the electric wire extends into the notch of the annular side wall, and the lower end of the spring contact is in contact with the electric wire; the upper end of the second spring contact is fixed on the lower end face of the circular upper cover, and the lower end of the second spring contact penetrates through a gap between two adjacent fan blades and then is in contact with the ground plate;
the cover cap is also provided with a power supply, a switch and an indicating component, the switch is respectively connected with the first spring contact and the second spring contact through conducting wires, and the power supply, the switch and the indicating component are sequentially connected.
The spring contact I comprises a spring I, a contact pin I and a cylinder I, the cylinder I is fixedly arranged on the lower end face of the circular upper cover, the spring I is arranged in the cylinder I, the upper end of the spring I is fixed on the lower end face of the circular upper cover, the contact pin I is arranged at the lower end of the spring I, and the contact pin I is in contact with the electric wire; the spring contact II comprises a spring II, a contact pin II and a cylinder II, the cylinder II is fixedly arranged on the lower end face of the circular upper cover, the spring II is arranged in the cylinder II, the upper end of the spring II is fixed on the lower end face of the circular upper cover, the contact pin II is arranged at the lower end of the spring II, and the contact pin II is in contact with the ground plate.
The electric wire comprises a conductor part and a coating part, the coating part is coated outside the conductor part, the conductor part extends out of the coating part and then extends into the gap of the annular side wall, and a first contact pin of a first spring contact is in contact with the extending end of the conductor part.
The clamp body comprises a first clamp body and a second clamp body, the first clamp body is clamped on the extending end of the conductor part, and the second clamp body is clamped on the coating part.
The length of the first spring contact is smaller than that of the second spring contact.
One end of the first contact pin, which is connected with the first spring, is provided with a first flange, and the first flange is in contact with the inner wall of the cylinder; and a second flange is arranged at one end of the second contact pin connected with the second spring and is in contact with the inner wall of the second cylinder.
The length of the first spring is smaller than that of the second spring.
The inside of circular upper cover is equipped with the cavity, and switch and power setting are equipped with the door in the cavity to realize the change of switch or power, the connected mode of door and circular upper cover up end is known, for example the buckle.
The indicating component is an indicating lamp or a buzzer.
The quantity of elasticity card is two or more, around setting up the lower terminal surface at the cylinder, cylinder and elasticity card be integrated into one piece structure, and when the elasticity card passed the ring portion, the elasticity card was to the direction shrink that is close to the cylinder, and after the elasticity card passed the ring portion, according to self elasticity to keeping away from the cylinder and flicking, the terminal surface under the ground plate was blocked.
The gap width of the annular side wall is larger than the width of the electric wire.
The width of the opening ring is 0.5-2cm, so that the inner diameter and the outer diameter of the opening ring can be adjusted within a certain range.
The position of the boss is staggered with the position of the opening ring.
The indicator light is an LED light.
The diameter of the circular upper cover is larger than the maximum outer diameter of the opening circular ring.
The utility model has the advantages that:
can connect the electric wire together relatively rapidly, need not instrument such as spanner, bolt, has also saved the time that the bolt was screwed to the spanner. The grounding effect can be indicated, and poor grounding is prevented. The opening ring and the fan blades can effectively increase the grounding area of the terminal and the grounding plate. The opening design of opening ring can adjust the internal diameter and the external diameter of opening ring, makes arc boss and ground connection hole phase-match to increase the adaptability of terminal.
The utility model discloses an actively the effect: simple structure, convenient to use has increased the area of contact of terminal with the ground plate, can realize the quick ground connection of electric wire, can instruct the ground connection effect moreover.
Drawings
Fig. 1 is a schematic view of a connection structure of a terminal and an electric wire according to the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of the fastening device of the present invention;
FIG. 4 is a schematic circuit diagram of the present invention;
in the figure: the cover cap 1, the circular upper cover 12, the annular side wall 13, the snap post 2, the elastic clamping piece 21, the cylinder 22, the first spring contact 31, the second spring contact 32, the first spring contact 311, the first contact pin 312, the first cylinder 313, the second spring contact 321, the second contact pin 322, the second cylinder 323, the switch 4, the indicating component 5, the power supply 6, the electric wire 7, the conductor part 71, the coating part 72, the terminal 8, the annular part 81, the first clamp 82, the second clamp 83, the conductive copper sheet 84, the fan blade 85, the opening annular 811, the boss 812, the grounding plate 9 and the grounding hole 91.
Detailed Description
The invention is further described with reference to the following figures and examples:
a grounding connection device comprises a buckling device, a switch 4, an indicating component 5, a power supply 6, an electric wire 7, a terminal 8 and a grounding plate 9;
the terminal 8 comprises a circular ring part 81, fan blades 85, conductive copper sheets 84 and a clamp body, wherein the circular ring part 81 consists of an opening circular ring 811 and a boss 812, the side surface of the opening circular ring 811 is provided with the plurality of fan blades 85 along the circumferential direction, the opening circular ring 811 is provided with the circular boss 812 close to the lower end surface of the inner ring, the conductive copper sheets 84 are connected to the opening circular ring 811, and the electric wire 7 is fixed on the conductive copper sheets through the clamp body;
the grounding plate 9 is arranged below the terminal 8, a grounding hole 91 is formed in the grounding plate, the circular arc-shaped boss 812 of the circular ring part 81 is inserted into the grounding hole 91 in a matching mode, and the lower end faces of the opening circular ring 811 and the fan blades 85 are both in contact with the grounding plate 9;
the buckling device is arranged above the terminal 8 and comprises a cover cap 1, a buckling column 2, a first spring contact 31 and a second spring contact 32, the cover cap 1 consists of a circular upper cover 12 and an annular side wall 13 arranged on the lower end face of the circular upper cover 12, the annular side wall 13 is provided with a notch, and the notch is arranged in a staggered manner with the opening position of the opening circular ring; the lower end surface of the circular upper cover 12 is respectively provided with a clamping column 2, a first spring contact 31 and a second spring contact 32; the buckling column 2 consists of a cylinder 22 and an elastic clamping sheet 21, the elastic clamping sheet 21 is arranged at the bottom end of the cylinder 22, the upper end of the cylinder 22 is fixed on the lower end surface of the circular upper cover 12, and after the lower end of the cylinder 22 passes through the circular ring part 81, the elastic clamping sheet 21 at the bottom end of the cylinder 22 is clamped on the lower end surface of the grounding plate 9; the first spring contact 31 is positioned at the notch of the annular side wall 13, the upper end of the first spring contact 31 is fixed on the lower end surface of the circular upper cover 12, the electric wire 7 extends into the notch of the annular side wall 13, and the lower end of the first spring contact 31 is in contact with the electric wire 7; the upper end of the second spring contact 32 is fixed on the lower end surface of the circular upper cover 12, and the lower end of the second spring contact 32 passes through a gap between two adjacent fan blades 85 and then is in contact with the grounding plate 9;
the cap 1 is further provided with a power source 6, a switch 4 and an indicating component 5, the switch 4 is respectively connected with the first spring contact 31 and the second spring contact 32 through conducting wires, and the power source 6, the switch 4 and the indicating component 5 are sequentially connected.
The first spring contact 31 comprises a first spring 311, a first contact pin 312 and a first cylinder 313, the first cylinder 313 is fixedly arranged on the lower end face of the circular upper cover 12, the first spring 311 is arranged in the first cylinder 313, the upper end of the first spring 311 is fixed on the lower end face of the circular upper cover 12, the first contact pin 312 is arranged at the lower end of the first spring 311, and the first contact pin 312 is in contact with the electric wire 7; the second spring contact 32 comprises a second spring 321, a second contact pin 322 and a second cylinder 323, the second cylinder 323 is fixedly arranged on the lower end face of the circular upper cover 12, the second spring 321 is arranged in the second cylinder 323, the upper end of the second spring 321 is fixed on the lower end face of the circular upper cover 12, the second contact pin 322 is arranged at the lower end of the second spring 321, and the second contact pin 322 is in contact with the grounding plate 9.
The electric wire 7 comprises a conductor part 71 and a coating part 72, the coating part 72 is coated outside the conductor part 71, the conductor part 71 extends out of the coating part 72 and then extends into the gap of the annular side wall 13, and a contact pin 312 of a spring contact 31 is in contact with the extending end of the conductor part 71.
The clip body includes a first clip body 82 and a second clip body 83, the first clip body 82 is clamped on the extending end of the conductor part 71, and the second clip body 83 is clamped on the cladding part 72.
The length of the first spring contact 31 is smaller than that of the second spring contact 32.
The length of the first spring is smaller than that of the second spring.
One end of the contact pin I312, which is connected with the spring I, is provided with a flange I, and the flange I is in contact with the inner wall of the cylinder I313; one end of the second contact pin 322 connected with the second spring is provided with a second flange which is in contact with the inner wall of the second cylinder 323.
The inside of circular upper cover 12 is equipped with the cavity, and switch 4 and power 6 set up in the cavity, are equipped with the door on the cavity to realize the change of switch or power. The connection between the door and the upper face of the circular cover is known, for example by means of a snap.
The indicating component 5 is an indicating lamp or a buzzer.
The gap width of the annular side wall 13 is greater than the width of the wire.
The quantity of elasticity card is two or more, around setting up the lower terminal surface at the cylinder, cylinder and elasticity card be integrated into one piece structure, and when the elasticity card passed the ring portion, the elasticity card was to the direction shrink that is close to the cylinder, and after the elasticity card passed the ring portion, according to self elasticity to keeping away from the cylinder and flicking, the terminal surface under the ground plate was blocked.
The gap width of the annular side wall is larger than the width of the electric wire.
The width of the opening ring is 0.5-2cm, so that the inner diameter and the outer diameter of the opening ring can be adjusted within a certain range.
The position of the boss is staggered with the position of the opening ring.
The indicator light is an LED light.
The using method comprises the following steps:
the first step is as follows: preparing the electric wire 7 and the terminal 8, removing a part of the coating part 72 at one end of the electric wire 7, and leaking a part of the conductor part 71; placing the electric wire 7 on the conductive copper sheet 84, wherein the first clamp clamps the leaked part of the conductor part, and the second clamp clamps the cladding part;
the second step is as follows: aligning the boss 812 of the circular ring part with the grounding hole 91 on the grounding plate 9, so that the boss 812 is inserted into the grounding hole 91, and the lower end surfaces of the opening circular ring 811 and the fan blades 85 are both contacted with the grounding plate 9;
the third step: preparing a buckling device, aligning the buckling device with the annular part, and adjusting the direction of the buckling device to align the first spring contact 31 arranged at the notch of the annular side wall with the part of the conductor part from which the electric wire leaks out, and aligning the second spring contact 32 with the gap between two adjacent fan blades 85; the buckle device is pressed down towards the direction of the circular ring part, after the elastic clamping piece 21 at the bottom end of the cylinder 22 passes through the circular ring part 81, the elastic clamping piece is restored to the original shape due to the elastic action of the elastic clamping piece and is in elastic contact with the lower end face of the grounding plate 9, and meanwhile, the lower end face of the annular side wall 13 of the cap 1 is in contact with the upper end face of the fan blade 85, so that the cap 1, the terminal 8 and the grounding plate 9 are fixed together; the second spring contact 32 passes through a gap between two adjacent fan blades 85 and then is contacted with the grounding plate, and the first spring contact 31 is contacted with a part of the conductor part leaked from the electric wire; at this time, if the ground plate is in good contact with the electric wire, the indicating member is displayed normally, otherwise, the terminal or the ground plate is further processed until the indicating member is displayed normally.
The second step further includes adjusting the diameter of the opening ring 811 by adjusting the size of the opening ring 811, and further adjusting the arc of the circular boss 812 provided on the lower end surface of the opening ring 811 to fit the circular boss 812 with the ground hole of the ground plate.
And in the third step, the terminal or the grounding plate is further processed to be subjected to rust removal treatment.
As shown in fig. 2 and 3, the circular upper cover 12, the annular side wall 13, the cylinder one 313 and the cylinder two 323 can be an integrated structure, one end of the cylinder one 313 away from the circular upper cover 12 is provided with a circular hole one, the spring one 311 is positioned in the cylinder one, the contact pin one 312 is conical, the conical bottom surface is connected with the spring one, and the bottom surface is provided with a flange one which is contacted with one inner wall of the cylinder to prevent the contact pin one 312 from falling out of the cylinder one. One end of the second cylinder 323, which is far away from the circular upper cover 12, is provided with a second round hole, the second spring 321 is positioned in the second cylinder, the second contact pin 322 is conical, the bottom surface of the second contact pin is connected with the second spring 321, and the bottom surface of the second contact pin is provided with a second flange which is in contact with the inner wall of the second cylinder, so that the second contact pin 322 is prevented from being separated from the second cylinder. The buckle post 2 includes cylinder 22 and elasticity card 21, and elasticity card 21 one end sets up at the end of cylinder 22, and the other end stretches out to the direction of block 1, and the card is established on the ground plate, and the quantity of elasticity card is two or more. The cap 1 is further provided with a power supply 6, a switch 4 and an indicator light, the switch 4 is connected with one end, provided with a first flange and a second flange, of the first contact pin 312 and the second contact pin 322 respectively through conducting wires, when the first contact pin 312 is communicated with the second contact pin 322, the switch 4 sends a control signal to the indicator light 5, the indicator light 5 is turned on, and the cap 1 is further provided with the power supply 6 used for supplying power to the switch 4 and the indicator light 5.
As shown in fig. 1, the ring portion 81 includes an opening ring 811 and a boss 812, a plurality of blades 85 are further disposed on a side surface of the opening ring 811, a gap between two adjacent blades corresponds to the first spring contact, the boss 812 can be embedded into the ground hole of the ground plate 9, the contact area between the terminal and the ground plate 9 can be increased by the opening ring 811 and the blades, a conductive copper sheet 84 is disposed on the ring portion 81, a part of the covering portion 72 is removed from one end of the electric wire 7, a part of the conductor portion 71 leaks out, the first clamp 82 is clamped on the leaked conductor portion 71 to electrically connect the terminal 8 and the electric wire 7, and the second clamp 83 is clamped on the covering portion 72 to fix the terminal and the electric wire. The first clamp body 82 and the second clamp body 83 are connected together through the conductive copper sheet 84, the opening ring 811 of the circular ring part 81 is an unclosed circular ring, the opening ring 811 is provided with an opening at one end far away from the electric wire 7, and the opening has a certain width, so that the inner diameter and the outer diameter of the opening ring 811 can be changed within a certain range.
The grounding plate is characterized by further comprising a grounding plate 9, wherein a grounding hole 91 is formed in the grounding plate, the grounding hole is a round hole, and the grounding plate can be a special grounding device or a grounding device on electrical equipment.
Claims (9)
1. A ground connection device, characterized by: the device comprises a buckling device, a switch (4), an indicating component (5), a power supply (6), an electric wire (7), a terminal (8) and a grounding plate (9);
the terminal (8) comprises a circular ring part (81), fan blades (85), conductive copper sheets (84) and a clamp body, wherein the circular ring part (81) consists of an opening circular ring (811) and a boss (812), the side surface of the opening circular ring (811) is provided with the plurality of fan blades (85) along the circumferential direction, the opening circular ring (811) is provided with a circular-arc-shaped boss (812) on the lower end surface close to the inner ring, the conductive copper sheets (84) are connected to the opening circular ring (811), and the electric wire (7) is fixed on the conductive copper sheets through the clamp body;
the grounding plate (9) is arranged below the terminal (8), a grounding hole (91) is formed in the grounding plate, the circular arc boss (812) of the circular ring part (81) is inserted into the grounding hole (91) in a matching mode, and the lower end faces of the opening circular ring (811) and the fan blades (85) are both in contact with the grounding plate (9);
the buckling device is arranged above the terminal (8) and comprises a cover cap (1), a buckling column (2), a first spring contact (31) and a second spring contact (32), the cover cap (1) is composed of a circular upper cover (12) and an annular side wall (13) arranged on the lower end face of the circular upper cover (12), a notch is formed in the annular side wall (13), and the notch is arranged in a staggered mode with the opening position of the opening circular ring (811); the lower end surface of the circular upper cover (12) is respectively provided with a clamping column (2), a first spring contact (31) and a second spring contact (32); the buckling column (2) is composed of a cylinder (22) and an elastic clamping piece (21), the elastic clamping piece (21) is arranged at the bottom end of the cylinder (22), the upper end of the cylinder (22) is fixed on the lower end face of the circular upper cover (12), and after the lower end of the cylinder (22) penetrates through the circular ring part (81), the elastic clamping piece (21) positioned at the bottom end of the cylinder (22) is clamped on the lower end face of the grounding plate (9); the first spring contact (31) is positioned at the notch of the annular side wall (13), the upper end of the first spring contact (31) is fixed on the lower end face of the circular upper cover (12), the electric wire (7) extends into the notch of the annular side wall (13), and the lower end of the first spring contact (31) is in contact with the electric wire (7); the upper end of the second spring contact (32) is fixed on the lower end face of the circular upper cover (12), and the lower end of the second spring contact (32) penetrates through a gap between two adjacent fan blades (85) and then is in contact with the ground plate (9);
the cap (1) is further provided with a power supply (6), a switch (4) and an indicating component (5), the switch (4) is respectively connected with the first spring contact (31) and the second spring contact (32) through leads, and the power supply (6), the switch (4) and the indicating component (5) are sequentially connected.
2. A ground connection device according to claim 1, characterized in that: the first spring contact (31) comprises a first spring (311), a first contact pin (312) and a first cylinder (313), the first cylinder (313) is fixedly arranged on the lower end face of the circular upper cover (12), the first spring (311) is arranged in the first cylinder (313), the upper end of the first spring (311) is fixed on the lower end face of the circular upper cover (12), the first contact pin (312) is arranged at the lower end of the first spring (311), and the first contact pin (312) is in contact with the electric wire (7); the spring contact II (32) comprises a spring II (321), a contact pin II (322) and a cylinder II (323), the cylinder II (323) is fixedly arranged on the lower end face of the circular upper cover (12), the spring II (321) is arranged in the cylinder II (323), the upper end of the spring II (321) is fixed on the lower end face of the circular upper cover (12), the contact pin II (322) is arranged at the lower end of the spring II (321), and the contact pin II (322) is in contact with the grounding plate (9).
3. A ground connection device according to claim 2, characterized in that: the electric wire (7) comprises a conductor part (71) and a coating part (72), the coating part (72) is coated outside the conductor part (71), the conductor part (71) extends out of the coating part (72) and then extends into the notch of the annular side wall (13), and a contact pin I (312) of a spring contact I (31) is in contact with the extending end of the conductor part (71).
4. A ground connection device according to claim 3, characterized in that: the clamp body comprises a first clamp body (82) and a second clamp body (83), the first clamp body (82) is clamped on the extending end of the conductor part (71), and the second clamp body (83) is clamped on the coating part (72).
5. A ground connection device according to claim 2, characterized in that: one end of the contact pin I (312) connected with the spring I is provided with a flange I, and the flange I is in contact with the inner wall of the cylinder I (313); one end of the second contact pin (322) connected with the second spring is provided with a second flange, and the second flange is in contact with the inner wall of the second cylinder (323).
6. A ground connection device according to claim 1, characterized in that: a cavity is arranged in the circular upper cover (12), and the switch (4) and the power supply (6) are arranged in the cavity.
7. A ground connection device according to claim 1, characterized in that: the indicating component (5) is an indicating lamp or a buzzer.
8. A ground connection device according to claim 1, characterized in that: the gap width of the annular side wall (13) is larger than the width of the electric wire.
9. A ground connection device according to claim 1, characterized in that: the number of the elastic clamping pieces (21) is two or more, the elastic clamping pieces are arranged around the lower end face of the cylinder, and the cylinder and the elastic clamping pieces are of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920695656.8U CN209948069U (en) | 2019-05-16 | 2019-05-16 | Grounding connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920695656.8U CN209948069U (en) | 2019-05-16 | 2019-05-16 | Grounding connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209948069U true CN209948069U (en) | 2020-01-14 |
Family
ID=69133006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920695656.8U Active CN209948069U (en) | 2019-05-16 | 2019-05-16 | Grounding connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209948069U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034421A (en) * | 2019-05-16 | 2019-07-19 | 国网冀北电力有限公司唐山供电公司 | A kind of ground connecting device and earthing method |
-
2019
- 2019-05-16 CN CN201920695656.8U patent/CN209948069U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034421A (en) * | 2019-05-16 | 2019-07-19 | 国网冀北电力有限公司唐山供电公司 | A kind of ground connecting device and earthing method |
| CN110034421B (en) * | 2019-05-16 | 2023-11-10 | 国网冀北电力有限公司唐山供电公司 | Grounding connection device and grounding method |
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