CN207123543U - The substation grounding resistance attachment means of convenient ground connection - Google Patents
The substation grounding resistance attachment means of convenient ground connection Download PDFInfo
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- CN207123543U CN207123543U CN201720939316.6U CN201720939316U CN207123543U CN 207123543 U CN207123543 U CN 207123543U CN 201720939316 U CN201720939316 U CN 201720939316U CN 207123543 U CN207123543 U CN 207123543U
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- screw rod
- attachment means
- mounting seat
- internal thread
- grounding resistance
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Abstract
The utility model discloses a kind of substation grounding resistance attachment means of convenient ground connection, including ground body, also include the embedded at least one mounting seat being installed in the body of ground, be provided with internal thread hole in the mounting seat, and the openend of the internal thread hole is located at the outside of ground body;Also include the screw rod being threadedly coupled with the internal thread hole.This attachment means is easy to connect with detector bar, while connects reliable.
Description
Technical field
Earth resistance wiring technique field is the utility model is related to, more particularly to a kind of transformer station of convenient ground connection
Grounding resistance attachment means.
Background technology
For the insulating resistance measuring of transformer station, in the prior art, it is necessary to which detector bar is inserted in cement flooring.But by
In cement flooring, quality is hard, typically completes installation of the detector bar in cement flooring using the method for piling.
It is exactly performance difficulty to realize the problem of above procedure firstly there are, that is, completes piling step and be not easy to realize, meanwhile, beat
Stake process is damaged to caused by cement flooring also very likely influences the compactedness that detector bar is connected with cement flooring, influences remote measurement
The accuracy of grounding resistance measurement result.
Utility model content
Cement flooring earth resistance is directed to for set forth above, existing realization is not easy, while may influence to connect
The problem of ground resistance measurement result accuracy, the utility model provide a kind of substation grounding resistance connection dress of convenient ground connection
Put, this attachment means is easy to connect with detector bar, while connects reliable.
The substation grounding resistance attachment means of convenient ground connection provided by the utility model are solved by following technical essential
Certainly problem:The substation grounding resistance attachment means of convenient ground connection, including ground body, in addition to embed and be installed on ground body
In at least one mounting seat, be provided with internal thread hole in the mounting seat, and the openend of the internal thread hole is located at ground
The outside of body;
Also include the screw rod being threadedly coupled with the internal thread hole.
Specifically, above screw rod is used to, when the internal thread hole is idle, block the internal thread hole, with avoid steam,
Dust etc. enters internal thread hole, influences the electric conductivity on internal thread hole surface.When needing to carry out insulating resistance measuring, by screw rod
Externally threaded screw thread rod is provided with by being exited in internal thread hole, while by outside is changed to for detecting the detector bar of grounding resistance
Formula, by the threaded connection of detector bar and mounting seat, being reliably connected for detector bar and cement flooring is realized, will after completing test
Detector bar in mounting seat by exiting.
In this programme, it is arranged in the body of ground and can be carried out when cement flooring pours because mounting seat is embedded, that is, pass through
Default mode, the process driven piles in follow-up grounding resistance measurement is avoided, be achieved in that insulating resistance measuring not only
Operate more convenient;Simultaneously after the completion of default, general is difficult to cause mounting seat and cement flooring, internal thread hole and detector bar
Larger change occurs for electric conductivity, therefore uses this programme, and not only detector bar is indirectly connected with reliably with cement flooring, while can be obtained
More accurate accuracy of detection.
Further technical scheme is:
As the specific implementation form of mounting seat, the mounting seat is in tubbiness, and ground sheet is goed deep into the bottom of the mounting seat
In body.This programme is simple in construction, and the central space of mounting seat is the internal thread hole, and the bottom and side of mounting seat can be used for
When avoiding pouring in cement flooring, slurry is poured into internal thread hole.
To avoid the mounting seat from influenceing the planarization of ground body, openend end face and the ground body of the mounting seat
Surface flush.
To avoid screw rod from influenceing the planarization of ground body, while the bottom of screw rod is connect with the bottom of mounting seat
Touch, at the same have between both bottom surface larger normal pressure with enable screw rod it is compact be arranged on the internal thread hole
In, the length of the screw rod is equal with the hole depth of internal thread hole.
For convenience of by instrument to torque is applied on screw rod, to facilitate the peace installation and dismantling for completing screw rod on internal thread hole
From the insertion mouth for the embedded Work tool for applying torque being additionally provided with the outer end end face of the screw rod, in screw rod screw-in
After in screwed hole, the one end for going deep into ground body is the inner, and the other end of screw rod is outer end.To adapt to the edge of a knife of existing screwdriver
Shape, the section configuration of the embedded mouth may be configured as bar shaped, cross, regular hexagon, triangle etc..
During make it that the internal thread hole is in idle state, steam, dust can be preferably protected to enter internal thread hole,
Influence the electric conductivity on internal thread hole surface, be also arranged with sealing gasket in the internal thread hole or on screw rod, the sealing gasket is used
In the sealing for realizing gap between screw rod and internal thread hole.
As those skilled in the art, sealing gasket is enabled to play preferable sealing property, it is necessary to accordingly seal
Enough seal pressures are obtained on face, meanwhile, preferably, avoid mounting seat and screw rod to influence the flat of ground body again
Whole property, requirements above can be met simultaneously as one kind, and convenient scheme is set, one section is provided with internal thread hole and screw rod
In the oared segrne pii of bell mouth shape, and when internal thread hole and screw rod mutual cooperation, two oared segrne piis cooperate, the sealing
Pad is held between two oared segrne piis.In this programme, mounting seat is in embedded installation, it is necessary to oared segrne pii will set thereon
On the openend of internal thread hole.And those skilled in the art are used as, the diameter maximum point of the oared segrne pii is located at mounting seat
Or the end of screw rod.
Because mounting seat in use will necessarily be by certain torque, to cause mounting seat in cement flooring not
Easily relaxation, the mounting seat is in barrel-shaped, and the evagination relative to mounting seat side evagination is additionally provided with the side of mounting seat
Portion.This programme reaches the purpose using the shear stress between male part side and cement flooring.
As it is a kind of it is simple in construction, in cement flooring horizontally and vertically on direction, mounting seat can keep preferable
The stable implementation in position, the male part is S-shaped bending structure.
To enable this attachment means to apply to explosion-proof environment, the material of the mounting seat is copper.
The utility model has the advantages that:
In this programme, it is arranged in the body of ground and can be carried out when cement flooring pours because mounting seat is embedded, that is, pass through
Default mode, the process driven piles in follow-up grounding resistance measurement is avoided, be achieved in that insulating resistance measuring not only
Operate more convenient;Simultaneously after the completion of default, general is difficult to cause mounting seat and cement flooring, internal thread hole and detector bar
Larger change occurs for electric conductivity, therefore uses this programme, and not only detector bar is indirectly connected with reliably with cement flooring, while can be obtained
More accurate accuracy of detection.
Brief description of the drawings
Fig. 1 is one specific embodiment of substation grounding resistance attachment means of convenient ground connection described in the utility model
Structural representation;
Fig. 2 is one specific embodiment of substation grounding resistance attachment means of convenient ground connection described in the utility model
In, the structural representation of mounting seat;
Fig. 3 is one specific embodiment of substation grounding resistance attachment means of convenient ground connection described in the utility model
In, the structural representation of screw rod.
Reference in figure is followed successively by:1st, ground body, 2, mounting seat, 3, screw rod, 4, sealing gasket, 5, male part, 6,
Embedded mouth, 7, oared segrne pii.
Embodiment
With reference to embodiment, the utility model is described in further detail, but structure of the present utility model is not only
It is limited to following examples.
Embodiment 1:
As shown in Figure 1 to Figure 3, the substation grounding resistance attachment means of convenient ground connection, including ground body 1, in addition to
At least one mounting seat 2 being installed in ground body 1 is embedded, internal thread hole, and the interior spiral shell are provided with the mounting seat 2
The openend of pit is located at the outside of ground body 1;
Also include the screw rod 3 being threadedly coupled with the internal thread hole.
Specifically, above screw rod 3 is used to, when the internal thread hole is idle, block the internal thread hole, with avoid steam,
Dust etc. enters internal thread hole, influences the electric conductivity on internal thread hole surface.When needing to carry out insulating resistance measuring, by screw rod
3 in internal thread hole by exiting, while is provided with externally threaded threaded rod by outside is changed to for detecting the detector bar of grounding resistance
Form, by the threaded connection of detector bar and mounting seat 2, being reliably connected for detector bar and cement flooring is realized, after completing test,
By detector bar by being exited in mounting seat 2.
In this programme, be arranged in ground body 1 and can be carried out when cement flooring pours because mounting seat 2 is embedded, i.e., it is logical
Default mode is crossed, avoids the process driven piles in follow-up grounding resistance measurement, is achieved in that insulating resistance measuring not
Only operate more convenient;Simultaneously after the completion of default, general is difficult to cause mounting seat 2 and cement flooring, internal thread hole and detection
Larger change occurs for the electric conductivity of rod, therefore uses this programme, and not only detector bar is indirectly connected with reliably with cement flooring, while can
Obtain more accurate accuracy of detection.
Embodiment 2:
As shown in Figure 1 to Figure 3, the present embodiment is further qualified on the basis of embodiment 1:Tool as mounting seat 2
Body way of realization, the mounting seat 2 are in tubbiness, and the bottom of the mounting seat 2 is goed deep into ground body 1.This programme is simple in construction,
The central space of mounting seat 2 is the internal thread hole, and the bottom and side of mounting seat 2 can be used for avoiding pouring in cement flooring
When, slurry is poured into internal thread hole.
To avoid the mounting seat 2 from influenceing the planarization of ground body 1, the openend end face and ground of the mounting seat 2
The surface of body 1 flushes.
To avoid screw rod 3 from influenceing the planarization of ground body 1, while enable the bottom and the bottom of mounting seat 2 of screw rod 3
Portion contacts, at the same have between both bottom surface larger normal pressure with enable screw rod 3 it is compact be arranged on the interior spiral shell
In pit, the length of the screw rod 3 is equal with the hole depth of internal thread hole.
For convenience of by instrument to torque is applied on screw rod 3, to facilitate the peace installation and dismantling for completing screw rod 3 on internal thread hole
From being additionally provided with the insertion mouth 6 for the embedded Work tool for applying torque on the outer end end face of the screw rod 3, screwed in screw rod 3
After in internal thread hole, the one end for going deep into ground body 1 is the inner, and the other end of screw rod 3 is outer end.To adapt to existing screwdriver
Edge of a knife shape, the section configuration of the embedded mouth 6 may be configured as bar shaped, cross, regular hexagon, triangle etc..
During make it that the internal thread hole is in idle state, steam, dust can be preferably protected to enter internal thread hole,
Influence the electric conductivity on internal thread hole surface, sealing gasket 4, the sealing gasket 4 are also arranged with the internal thread hole or on screw rod 3
For realizing the sealing in gap between screw rod 3 and internal thread hole.
As those skilled in the art, sealing gasket 4 is enabled to play preferable sealing property, it is necessary to accordingly seal
Enough seal pressures are obtained on face, meanwhile, preferably, avoid mounting seat 2 and screw rod 3 to influence ground body 1 again
Planarization, can meet requirements above simultaneously as one kind, and convenient scheme is set, be respectively provided with internal thread hole and screw rod 3
There is one section of oared segrne pii 7 in bell mouth shape, and when internal thread hole and the mutual cooperation of screw rod 3, two phase interworkings of oared segrne pii 7
Close, the sealing gasket 4 is held between two oared segrne piis 7.In this programme, mounting seat 2 in embedded installation, it is necessary to by its
Upper oared segrne pii 7 is arranged on the openend of internal thread hole.And those skilled in the art are used as, the diameter of the oared segrne pii 7
Maximum point is located at the end of mounting seat 2 or screw rod 3.As those skilled in the art, above sealing gasket 4 can use and oared segrne pii
The consistent sleeve-like structure of 7 shapes, it is a ring that may be alternatively provided as, and such as uses O-ring, but used in view of sealing gasket 4
Environment there may be substantial amounts of dust, be preferably arranged to the sleeve-like structure matched with oared segrne pii 7, that is, obtain one section longer close
Front cover, so that when being locally attached with particulate dust impurity, other parts also can play seal isolation by elastic deformation and make
With.
Because mounting seat 2 in use will necessarily be by certain torque, to cause mounting seat 2 in cement flooring
It is not easy to relax, the mounting seat 2 is in barrel-shaped, and is additionally provided with the side of mounting seat 2 relative to the side evagination of mounting seat 2
Male part 5.This programme reaches the purpose using the shear stress between the side of male part 5 and cement flooring.
As it is a kind of it is simple in construction, in cement flooring horizontally and vertically on direction, mounting seat 2 can keep preferable
The stable implementation in position, the male part 5 is S-shaped bending structure.
Embodiment 3:
The present embodiment makees further limit on the basis of any one technical scheme that any of the above one embodiment provides
It is fixed:To enable this attachment means to apply to explosion-proof environment, the material of the mounting seat 2 is copper.
Above content is to combine the further description that specific preferred embodiment is made to the utility model, it is impossible to is recognized
Determine specific embodiment of the present utility model and be confined to these explanations.For the common skill of the utility model art
For art personnel, the other embodiment that is drawn in the case where not departing from the technical solution of the utility model should be included in this practicality
In new protection domain.
Claims (10)
1. the substation grounding resistance attachment means of convenient ground connection, including ground body(1), it is characterised in that also include embedded
It is installed on ground body(1)In at least one mounting seat(2), the mounting seat(2)On be provided with internal thread hole, and it is described in
The openend of screwed hole is located at ground body(1)Outside;
Also include the screw rod being threadedly coupled with the internal thread hole(3).
2. the substation grounding resistance attachment means of convenient ground connection according to claim 1, it is characterised in that the installation
Seat(2)In tubbiness, the mounting seat(2)Bottom go deep into ground body(1)In.
3. the substation grounding resistance attachment means of convenient ground connection according to claim 2, it is characterised in that the installation
Seat(2)Openend end face and ground body(1)Surface flush.
4. the substation grounding resistance attachment means of convenient ground connection according to claim 3, it is characterised in that the screw rod
(3)Length it is equal with the hole depth of internal thread hole.
5. the substation grounding resistance attachment means of convenient ground connection according to claim 4, it is characterised in that the screw rod
(3)Outer end end face on be additionally provided with insertion mouth for the embedded Work tool for applying torque(6), in screw rod(3)Spiral shell in screw-in
After in pit, go deep into ground body(1)One end for the inner, screw rod(3)The other end be outer end.
6. the substation grounding resistance attachment means of convenient ground connection according to claim 1, it is characterised in that the interior spiral shell
In pit or screw rod(3)On be also arranged with sealing gasket(4), the sealing gasket(4)For realizing screw rod(3)Between internal thread hole
The sealing in gap.
7. the substation grounding resistance attachment means of convenient ground connection according to claim 6, it is characterised in that internal thread hole
And screw rod(3)On be provided with one section be in bell mouth shape oared segrne pii(7), and internal thread hole and screw rod(3)During mutual cooperation,
Two oared segrne piis(7)Cooperate, the sealing gasket(4)It is held in two oared segrne piis(7)Between.
8. the substation grounding resistance attachment means of convenient ground connection according to claim 1, it is characterised in that the installation
Seat(2)In barrel-shaped, and mounting seat(2)Side on be additionally provided with relative to mounting seat(2)The male part of side evagination(5).
9. the substation grounding resistance attachment means of convenient ground connection according to claim 8, it is characterised in that the evagination
Portion(5)For S-shaped bending structure.
10. the substation grounding resistance attachment means of convenient ground connection as claimed in any of claims 1 to 9, it is special
Sign is, the mounting seat(2)Material be copper.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720939316.6U CN207123543U (en) | 2017-07-31 | 2017-07-31 | The substation grounding resistance attachment means of convenient ground connection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720939316.6U CN207123543U (en) | 2017-07-31 | 2017-07-31 | The substation grounding resistance attachment means of convenient ground connection |
Publications (1)
Publication Number | Publication Date |
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CN207123543U true CN207123543U (en) | 2018-03-20 |
Family
ID=61613419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720939316.6U Active CN207123543U (en) | 2017-07-31 | 2017-07-31 | The substation grounding resistance attachment means of convenient ground connection |
Country Status (1)
Country | Link |
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CN (1) | CN207123543U (en) |
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2017
- 2017-07-31 CN CN201720939316.6U patent/CN207123543U/en active Active
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