CN210779022U - Complete set of nonmagnetic grounding leading-out device - Google Patents
Complete set of nonmagnetic grounding leading-out device Download PDFInfo
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- CN210779022U CN210779022U CN201921954516.4U CN201921954516U CN210779022U CN 210779022 U CN210779022 U CN 210779022U CN 201921954516 U CN201921954516 U CN 201921954516U CN 210779022 U CN210779022 U CN 210779022U
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Abstract
The utility model belongs to the technical field of the ground connection lead-out wire, especially, complete set non-magnetic ground connection draw-out device, draw forth the copper sheet to current earthing device ground and be fixed design, can not adjust the length of copper sheet, can not satisfy the user demand problem when meetting size overlength or short-term, the following scheme is put forward now, it includes the sleeve, the telescopic outside is provided with the seal ring, telescopic inside is provided with fixed copper foil, the bottom of fixed copper foil is connected with first lead-out wire, swing joint has the second lead-out wire on the fixed copper foil, the mounting hole has all been seted up on first lead-out wire and the second lead-out wire, the sliding tray has been seted up at the top of fixed copper foil, second lead-out wire and sliding tray sliding connection, equal fixedly connected with arc elasticity copper foil on the. The utility model discloses can adjust the length of second lead-out wire, can satisfy the user demand of different length, can effectually carry out waterproof sealing simultaneously, do not influence normal use.
Description
Technical Field
The utility model relates to a ground connection lead-out wire technical field especially relates to a complete set non-magnetic ground connection eduction gear.
Background
In a subway grounding system, due to the protection requirement of fault current (stray current), a grounding grid is positioned below a structural bottom plate, so that when electrical equipment of a subway platform is grounded, the electrical equipment must be connected with the grounding grid through a grounding down lead to realize reliable grounding, and a grounding lead-out device comprises a protection tube, a water stop ring, a grounding lead-out copper sheet, an insulating filling material and the like.
The existing grounding device is fixedly designed for grounding and leading out the copper sheet, the length of the copper sheet cannot be adjusted, and the use requirement cannot be met when the size is too long or too short.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving current earthing device ground connection and drawing forth copper sheet and be fixed design, can not adjust the length of copper sheet, can not satisfy the user demand shortcoming when meetting size overlength or short, and the complete set non-magnetism nature ground connection draw forth device who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a complete set of non-magnetic grounding leading-out device comprises a sleeve, wherein a water stop ring is arranged on the outer side of the sleeve, a fixed copper foil is arranged inside the sleeve, the bottom end of the fixed copper foil is connected with a first leading-out wire, a second leading-out wire is movably connected onto the fixed copper foil, mounting holes are respectively formed in the first leading-out wire and the second leading-out wire, a sliding groove is formed in the top of the fixed copper foil, the second leading-out wire is in sliding connection with the sliding groove, arc-shaped elastic copper foils are fixedly connected onto the inner walls of the two sides of the second leading-out wire, the two arc-shaped elastic copper foils are both in sliding connection with the inner walls of the sliding groove, a circular sleeve is movably connected onto the outer side of the sleeve, a corrugated, can be so that the second lead-out wire can fully contact with fixed copper foil, the insulating sealing washer of flute type is used for carrying out waterproof seal between second lead-out wire and the sleeve.
Preferably, the top of the sleeve is provided with a fixing hole, the second outgoing line is movably connected with the fixing hole, the corrugated insulating sealing ring is matched with the fixing hole, and the corrugated insulating sealing ring has elasticity.
Preferably, circular sheathed tube top threaded connection has two fixed screws, and two screw grooves have been seted up at telescopic top, and fixed screw is connected with the screw groove that corresponds, is provided with the sealing washer between circular sleeve pipe and the sleeve, and fixed screw is used for coming circular sleeve pipe and muffjoint.
Preferably, the limiting grooves are formed in the inner walls of the two sides of the sliding groove, the limiting blocks are arranged in the two limiting grooves in a sliding mode, the limiting blocks are fixedly connected with the second outgoing lines, and the limiting blocks can limit the second outgoing lines.
Preferably, a plurality of insulating pads are fixedly mounted on the inner wall of the sleeve and fixedly connected with the fixed copper foil, the sleeve is a non-magnetic sleeve, and the insulating pads fix the fixed copper foil.
Compared with the prior art, the utility model has the advantages of:
(1) this scheme is through pulling second lead-out wire, can adjust the flexible length of second lead-out wire, can satisfy the user demand of different length.
(2) The arc-shaped elastic copper foil has elasticity, so that the second outgoing line can be fully contacted with the fixed copper foil, and the phenomenon of poor contact is avoided.
(3) This scheme is through establishing the telescopic outside with circular sleeve pipe cover, and the second lead-out wire runs through stupefied type insulating seal circle, and stupefied type insulating seal circle gets into and is used for carrying out waterproof sealing between second lead-out wire and the sleeve in the fixed orifices.
(4) This scheme is through wrench movement set screw for set screw and the screw groove threaded connection who corresponds, set screw not only can be with circular sleeve pipe and muffjoint, can extrude sealed, reinforcing waterproof sealing nature with stupefied type insulating seal circle to the fixed orifices simultaneously.
The utility model discloses can adjust the length of second lead-out wire, can satisfy the user demand of different length, can effectually carry out waterproof sealing simultaneously, do not influence normal use.
Drawings
Fig. 1 is a schematic structural diagram of a set of non-magnetic grounding lead-out devices provided by the present invention;
fig. 2 is a schematic side view of a set of non-magnetic grounding lead-out devices provided by the present invention;
fig. 3 is a schematic structural diagram of a part a of a complete set of non-magnetic grounding lead-out devices provided by the present invention;
fig. 4 is a schematic structural diagram of a part B of a set of non-magnetic grounding lead-out devices provided by the present invention.
In the figure: the sealing structure comprises a sleeve 1, a water stop ring 2, a first outgoing line 3, a fixed copper foil 4, a second outgoing line 5, an arc-shaped elastic copper foil 6, an insulating pad 7, a limiting block 8, a limiting groove 9, a corrugated insulating sealing ring 10, a screw groove 11, a fixed screw 12, a fixed hole 13 and a circular sleeve 14.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1-4, a set of non-magnetic grounding leading-out device comprises a sleeve 1, a water stop ring 2 is arranged on the outer side of the sleeve 1, a fixed copper foil 4 is arranged in the sleeve 1, a first leading-out wire 3 is connected to the bottom end of the fixed copper foil 4, a second leading-out wire 5 is movably connected to the fixed copper foil 4, mounting holes are respectively formed on the first leading-out wire 3 and the second leading-out wire 5, a sliding groove is formed in the top of the fixed copper foil 4, the second leading-out wire 5 is slidably connected with the sliding groove, arc-shaped elastic copper foils 6 are fixedly connected to the inner walls of the two sides of the second leading-out wire 5, the two arc-shaped elastic copper foils 6 are slidably connected with the inner walls of the sliding groove, a circular sleeve 14 is movably connected to the outer side of the sleeve 1, a corrugated insulating sealing ring 10 is arranged on, the second outgoing line 5 can be fully contacted with the fixed copper foil 4, and the prismatic insulating sealing ring 10 is used for sealing and waterproofing between the second outgoing line 5 and the sleeve 1.
In this embodiment, fixed orifices 13 have been seted up at the top of sleeve 1, second lead-out wire 5 and fixed orifices 13 swing joint, and stupefied type insulating seal circle 10 and fixed orifices 13 looks adaptation, and stupefied type insulating seal circle 10 has elasticity.
In this embodiment, the top of the circular sleeve 14 is connected with two fixing screws 12 through threads, the top of the sleeve 1 is provided with two screw grooves 11, the fixing screws 12 are connected with the corresponding screw grooves 11, a sealing ring is arranged between the circular sleeve 14 and the sleeve 1, and the fixing screws 12 are used for connecting the circular sleeve 14 with the sleeve 1.
In this embodiment, all seted up spacing groove 9 on the both sides inner wall of sliding tray, equal slidable mounting has stopper 8 in two spacing grooves 9, stopper 8 and second lead-out wire 5 fixed connection, and stopper 8 can carry on spacingly to second lead-out wire 5.
In this embodiment, a plurality of insulating pads 7 are fixedly mounted on the inner wall of the sleeve 1, the insulating pads 7 are fixedly connected with the fixed copper foil 4, the sleeve 1 is a non-magnetic sleeve, and the insulating pads 7 fix the fixed copper foil 4.
Example two
Referring to fig. 1-4, a set of non-magnetic grounding leading-out device comprises a sleeve 1, a water stop ring 2 is arranged on the outer side of the sleeve 1, a fixed copper foil 4 is arranged in the sleeve 1, a first leading-out wire 3 is connected to the bottom end of the fixed copper foil 4, a second leading-out wire 5 is movably connected to the fixed copper foil 4, mounting holes are respectively formed on the first leading-out wire 3 and the second leading-out wire 5, a sliding groove is formed in the top of the fixed copper foil 4, the second leading-out wire 5 is slidably connected with the sliding groove, arc-shaped elastic copper foils 6 are fixedly connected to the inner walls of the two sides of the second leading-out wire 5 through screws, the two arc-shaped elastic copper foils 6 are slidably connected with the inner walls of the sliding groove, a circular sleeve 14 is movably connected to the outer side of the sleeve 1, a corrugated insulating sealing ring 10 is arranged on, the second outgoing line 5 can be fully contacted with the fixed copper foil 4, and the prismatic insulating sealing ring 10 is used for sealing and waterproofing between the second outgoing line 5 and the sleeve 1.
In this embodiment, fixed orifices 13 have been seted up at the top of sleeve 1, second lead-out wire 5 and fixed orifices 13 swing joint, and stupefied type insulating seal circle 10 and fixed orifices 13 looks adaptation, and stupefied type insulating seal circle 10 has elasticity.
In this embodiment, the top of the circular sleeve 14 is connected with two fixing screws 12 through threads, the top of the sleeve 1 is provided with two screw grooves 11, the fixing screws 12 are connected with the corresponding screw grooves 11, a sealing ring is arranged between the circular sleeve 14 and the sleeve 1, and the fixing screws 12 are used for connecting the circular sleeve 14 with the sleeve 1.
In this embodiment, all seted up spacing groove 9 on the both sides inner wall of sliding tray, equal slidable mounting has stopper 8 in two spacing grooves 9, and stopper 8 passes through screw fixed connection with second lead-out wire 5, and stopper 8 can carry on spacingly to second lead-out wire 5.
In this embodiment, a plurality of insulating pads 7 are fixedly mounted on the inner wall of the sleeve 1 by welding, the insulating pads 7 are fixedly connected with the fixed copper foil 4 by screws, the sleeve 1 is a non-magnetic sleeve, and the insulating pads 7 fix the fixed copper foil 4.
In the embodiment, when the length of the sleeve is required to be adjusted, the first outgoing line 3 is connected underground, the second outgoing line 5 is pulled to adjust the telescopic length of the second outgoing line 5, so that the use requirements of different lengths can be met, wherein the arc-shaped elastic copper foil 6 has elasticity, so that the second outgoing line 5 can be in full contact with the fixed copper foil 4, the phenomenon of poor contact is avoided, the circular sleeve 14 is sleeved on the outer side of the sleeve 1, the second outgoing line 5 penetrates through the corrugated insulating sealing ring 10, the corrugated insulating sealing ring 10 enters the fixing hole 13 to perform waterproof sealing between the second outgoing line 5 and the sleeve 1, the fixing screws 12 are in threaded connection with the corresponding screw grooves 11, the circular sleeve 14 can be connected with the sleeve 1 by respectively twisting the two fixing screws 12, meanwhile, the corrugated insulating sealing ring 10 can extrude and seal the fixing hole 13, so that the waterproof sealing performance is enhanced, the second lead-out wire 5 is connected to be ready for use.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (5)
1. A complete set of non-magnetic grounding leading-out device comprises a sleeve (1), wherein a water stop ring (2) is arranged on the outer side of the sleeve (1), and is characterized in that a fixed copper foil (4) is arranged inside the sleeve (1), the bottom end of the fixed copper foil (4) is connected with a first leading-out wire (3), a second leading-out wire (5) is movably connected onto the fixed copper foil (4), mounting holes are respectively formed on the first leading-out wire (3) and the second leading-out wire (5), a sliding groove is formed in the top of the fixed copper foil (4), the second leading-out wire (5) is in sliding connection with the sliding groove, arc-shaped elastic copper foils (6) are respectively and fixedly connected onto the inner walls of the two sides of the second leading-out wire (5), the two arc-shaped elastic copper foils (6) are both in sliding connection with the inner wall of the sliding groove, a circular sleeve (14) is movably connected, the second outgoing line (5) is movably connected with the prismatic insulating sealing ring (10).
2. The set of nonmagnetic grounded leading-out device according to claim 1, wherein the top of the sleeve (1) is provided with a fixing hole (13), the second leading-out wire (5) is movably connected with the fixing hole (13), and the prismatic insulating sealing ring (10) is matched with the fixing hole (13).
3. The set of nonmagnetic grounded leading-out device according to claim 1, wherein the top of the circular sleeve (14) is in threaded connection with two fixing screws (12), the top of the sleeve (1) is provided with two screw grooves (11), the fixing screws (12) are connected with the corresponding screw grooves (11), and a sealing ring is arranged between the circular sleeve (14) and the sleeve (1).
4. The set of non-magnetic grounding lead-out device according to claim 1, wherein the inner walls of the two sides of the sliding groove are respectively provided with a limiting groove (9), the two limiting grooves (9) are respectively provided with a limiting block (8) in a sliding manner, and the limiting blocks (8) are fixedly connected with the second lead-out wires (5).
5. The set of nonmagnetic ground extraction device according to claim 1, characterized in that a plurality of insulating pads (7) are fixedly mounted on the inner wall of the sleeve (1), the insulating pads (7) are fixedly connected with the fixed copper foil (4), and the sleeve (1) is a nonmagnetic sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921954516.4U CN210779022U (en) | 2019-11-13 | 2019-11-13 | Complete set of nonmagnetic grounding leading-out device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921954516.4U CN210779022U (en) | 2019-11-13 | 2019-11-13 | Complete set of nonmagnetic grounding leading-out device |
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| Publication Number | Publication Date |
|---|---|
| CN210779022U true CN210779022U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921954516.4U Active CN210779022U (en) | 2019-11-13 | 2019-11-13 | Complete set of nonmagnetic grounding leading-out device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114204291A (en) * | 2021-12-10 | 2022-03-18 | 国网江西省电力有限公司电力科学研究院 | Composite material grounding module and manufacturing method thereof |
-
2019
- 2019-11-13 CN CN201921954516.4U patent/CN210779022U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114204291A (en) * | 2021-12-10 | 2022-03-18 | 国网江西省电力有限公司电力科学研究院 | Composite material grounding module and manufacturing method thereof |
| CN114204291B (en) * | 2021-12-10 | 2024-05-14 | 国网江西省电力有限公司电力科学研究院 | Manufacturing die of composite material grounding module |
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