CN207625086U - A kind of electrical box door-plate earthing or grounding means - Google Patents
A kind of electrical box door-plate earthing or grounding means Download PDFInfo
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- CN207625086U CN207625086U CN201820911624.2U CN201820911624U CN207625086U CN 207625086 U CN207625086 U CN 207625086U CN 201820911624 U CN201820911624 U CN 201820911624U CN 207625086 U CN207625086 U CN 207625086U
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- grounding contact
- electrical box
- grounding
- box door
- plate
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Abstract
The utility model discloses a kind of electrical box door-plate earthing or grounding means, including grounded barrier, are mounted on electrical box, for being grounded with grounding contact electrical connection；Grounding contact fixed seat is mounted on electrical box door plate；Grounding contact is assemblied in by an elastic parts in the grounding contact fixed seat, also, grounding contact is electrically connected with grounding contact fixed seat, and grounding contact is connected under elastic parts effect on grounded barrier.The utility model on electrical box door plate by the way of being arranged grounding contact fixed seat and grounding contact, grounding contact is set to be contacted always with the grounded barrier being arranged on electrical box by elastic parts, electrical connection is realized between electrical box door plate and electrical box indirectly to realize, completes ground connection.
Description
Technical field
The utility model is related to a kind of electrical box door-plate earthing or grounding means, belong to technical field of rail traffic.
Background technology
Rail traffic vehicles be unable to do without miscellaneous electrical box, in order to keep the normal operation of vehicle, it is ensured that operation
Safety, security maintenance must ensure the reliable ground of electrical box.Usual electrical box need the part of reliable ground be babinet and
Door-plate, babinet connect ground connection, door-plate and babinet electrical connection ground connection with vehicle by ground wire.In the prior art, door-plate and case
Earthing rod is welded on body respectively, the both ends of ground wire are fastened on respectively on the earthing rod of door-plate and babinet using fastener, from
And realize the electrical connection of door-plate and babinet.But welding deformation is larger caused by welding earthing rod on door-plate, influences appearance；And
Repair and maintenance needs dismounting to be first grounded and apply locking label when dismounting door-plate, relatively complicated.
Invention content
Technical problem to be solved in the utility model is：Overcome the deficiencies of the prior art and provide a kind of electrical box door
Plate earthing device ensures the effective grounding of babinet door-plate, convenient for safeguarding.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of electrical box door-plate earthing or grounding means,
It including grounded barrier, is mounted on electrical box, for being grounded with grounding contact electrical connection；
Grounding contact fixed seat is mounted on electrical box door plate；
Grounding contact is assemblied in by an elastic parts in the grounding contact fixed seat, also, grounding contact and ground connection
Contact fixed seat is electrically connected, and grounding contact is connected under elastic parts effect on grounded barrier.
Further, the grounding contact fixed seat includes grounding contact outer barrel and grounding contact bottom plate, the grounding contact
Bottom plate is connect with electrical box door plate by fastener, and there is grounding contact outer barrel cavity, the grounding contact to be embedded in the ground connection
It can stretch out in the cavity of contact outer barrel and at the top of cavity, the elastic parts is flexible along the cavity of the grounding contact outer barrel,
To drive grounding contact elasticity to abut grounded barrier.
Further, the elastic parts is spring part, and the grounding contact includes that external part, connecting pin and setting are being stretched
Blocking portion between outlet and connecting pin, the external part are stretched out from the top of cavity, and the spring part is inserted into the connecting pin,
The blocking portion is limited between spring part and the cavity roof of the grounding contact outer barrel.
Further, further include welding screw, welding screw is welded on electrical box door plate, is set on the grounding contact bottom plate
It is fastened by nut after thering is mounting hole, mounting hole to be assembled with welding screw.
After using above-mentioned technical proposal, the utility model has the advantages that：
1）The utility model is passed through by the way of grounding contact fixed seat and grounding contact is arranged on electrical box door plate
Elastic parts makes grounding contact be contacted always with the grounded barrier being arranged on electrical box, to realize electrical box door plate and electricity
Electrical connection is realized between gas tank body indirectly, completes ground connection；The grounding contact of the utility model can be remained with grounded barrier
The structure using ground wire has been abandoned in contact, thus when dismantling electrical box door plate without dismounting ground wire, convenient for maintenance.
2）Spring part is electrically connected in addition to making grounding contact contact holding with grounded barrier always, also has cushioning effect,
Grounding contact can slow down the impact of grounded barrier via spring part, and it is reliable to ensure that grounding contact is electrically connected with grounded barrier
Property.Moreover, spring part also keeps being electrically connected with grounding contact, when grounding contact and the disconnection of grounding contact fixed seat are directly connected to
When, grounding contact can also realize electrical connection indirectly by spring part and grounding contact fixed seat.
Description of the drawings
Fig. 1 is that the electrical box door-plate earthing or grounding means of the utility model is assemblied in the installation diagram on electrical box door plate；
Fig. 2 is the dimensional structure diagram of the electrical box door-plate earthing or grounding means of the utility model；
Fig. 3 is the sectional view of the electrical box door-plate earthing or grounding means of the utility model；
Fig. 4 is the structural schematic diagram of the grounded barrier of the utility model；
In figure, 1, electrical box door plate, 2, welding screw, 3, grounding contact, 31, external part, 32, connecting pin, 33, blocking
Portion, 4, spring part, 5, grounded barrier, 6, grounding contact fixed seat, 61, grounding contact outer barrel, 62, grounding contact bottom plate, 63, peace
Fill hole, 7, nut.
Specific implementation mode
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model.
Unless not defining, the technical term or scientific term used herein is should be in the utility model fields
The ordinary meaning that personage with general technical ability is understood.It is used in the utility model patent specification and claims
" first ", " second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish different
Component part.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates there is at least one
It is a.
As shown in Figure 1, Figure 2, Figure 4 shows, a kind of electrical box door-plate earthing or grounding means, including
Grounded barrier 5 is mounted on electrical box, and the installation position of grounded barrier 5 is corresponding with grounding contact 3, is used for
It is grounded with the electrical connection of grounding contact 3；
Grounding contact fixed seat 6 is mounted on electrical box door plate；6 one side of grounding contact fixed seat is used for and electric box
Door-plate realizes electrical connection, is on the other hand used to carry grounding contact 3, and realize and be electrically connected with grounding contact 3；
Grounding contact 3 is assemblied in by an elastic parts in the grounding contact fixed seat 6, also, grounding contact 3 with
Grounding contact fixed seat 6 is electrically connected, and grounding contact 3 is connected under elastic parts effect on grounded barrier 5.
When installing door-plate, grounding contact 3 is contacted with grounded barrier 5, electrical box door plate 1 by grounding contact fixed seat 6,
Grounding contact 3, grounded barrier 5 realize the electrical connection with electrical box.When dismantling door-plate, elastic parts pushes grounding contact
3, so that grounding contact 3 is also remained in door-plate disassembly process and contacted with grounded barrier 5, without dismantling ground wire, to letter
Change maintenance process.
In the present embodiment, as shown in Figs 1-4, the grounding contact fixed seat 6 includes that grounding contact outer barrel 61 and ground connection are touched
Head bottom plate 62, the grounding contact bottom plate 62 are connect with electrical box door plate by fastener, and grounding contact outer barrel 61 has cavity,
The grounding contact 3 is embedded in the cavity of the grounding contact outer barrel 61 and can be stretched out at the top of cavity, the elastic parts edge
The cavity of the grounding contact outer barrel 61 is flexible, to drive the elasticity of grounding contact 3 to abut grounded barrier 5.In the present embodiment, ground connection
Contact outer barrel 61 is circular cylinder, or the cylinder class formation of other shapes.The cavity of grounding contact outer barrel 61 is circular cavity.
Preferably, the elastic parts is spring part 4, and certain elastic parts can also be by the superposition connection of multiple springs
Telescopic elastic mechanism or other elastic telescopic mechanisms.The grounding contact 3 includes external part 31, connecting pin 32 and setting
Blocking portion 33 between external part 31 and connecting pin 32, the external part 31 are stretched out from the top of cavity, the connecting pin 32
It is inserted into the spring part 4, the blocking portion 33 is limited between spring part 4 and the cavity roof of the grounding contact outer barrel 61.
One end of spring part 4 connects blocking portion 33, and the other end is connected or is connected on the cavity wall of grounding contact outer barrel 61, can be with
Connect or be connected on electrical box door plate 1, spring part 4 imposes grounding contact 3 outside elastic force, make grounding contact 3 always with
The contact of grounded barrier 5 keeps electrical connection, grounding contact 3 that can also slow down the impact of grounded barrier 5 via spring part 4, ensures
The reliability that grounding contact 3 is electrically connected with grounded barrier 5.Moreover, spring part 4 also keeps electrical connection with grounding contact 3, when
When grounding contact 3 is directly connected to the disconnection of grounding contact fixed seat 6, grounding contact 3 can also be solid by spring part 4 and grounding contact
Electrical connection is realized in reservation 6 indirectly.Electrical box door plate 1 is then kept off by grounding contact fixed seat 6, spring 4, grounding contact 3, ground connection
Plate 5 realizes the electrical connection with electrical box.
Grounding contact fixed seat 6 can be welded by grounding contact outer barrel 61 and grounding contact bottom plate 62, it is contemplated that system
The factors such as tolerance and install convenient are made, grounding contact outer barrel 61 and grounding contact bottom plate 62 can also be made of casting finishing.
This electrical box door-plate earthing or grounding means further includes welding screw 2, and welding screw 2 is welded on electrical box door plate, institute
It states grounding contact bottom plate 62 and is equipped with mounting hole 63, mounting hole 63 is fastened by nut 7 after being assembled with welding screw 2, certainly, may be used also
To be fixed using other connection types such as welding, be bonded, rivet, be bolted.Welding screw 2 is adopted compared with the prior art
Earthing rod is small with fusion length, welding capacity is few, makes the advantage that door plate deformation is small.
The operation principle of the utility model is as follows：
When installing door-plate 1, grounding contact 3 is contacted with grounded barrier 5, and 3 compression spring member of grounding contact, 4 one side can
Slow down the impact of grounded barrier 5, on the other hand can be connected on grounded barrier 5 by the elastic force of spring part 4, with grounded barrier
5 are kept in contact state, and electrical box door plate 1 is made to be grounded always.When dismantling electrical box door plate 1, spring part 4 pushes grounding contact 3,
Make grounding contact 3 also remain in 1 disassembly process of door-plate to contact with grounded barrier 5, electrical box door plate 1 is made to be grounded always.
Particular embodiments described above, the technical issues of the utility model is solved, technical solution and advantageous effect into
It has gone further description, it should be understood that the foregoing is merely specific embodiment of the utility model, and has not had to
In limitation the utility model, within the spirit and principle of the utility model, any modification, equivalent substitution and improvements done
Deng should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of electrical box door-plate earthing or grounding means, it is characterised in that：Including
Grounded barrier（5）, it is mounted on electrical box, is used for and grounding contact（3）Electrical connection is grounded；
Grounding contact fixed seat（6）, it is mounted on electrical box door plate；
Grounding contact（3）, the grounding contact fixed seat is assemblied in by an elastic parts（6）On, also, grounding contact（3）
With grounding contact fixed seat（6）Electrical connection, grounding contact（3）It is connected to grounded barrier under elastic parts effect（5）On.
2. electrical box door-plate earthing or grounding means according to claim 1, it is characterised in that：The grounding contact fixed seat
（6）Including grounding contact outer barrel（61）With grounding contact bottom plate（62）, the grounding contact bottom plate（62）It is logical with electrical box door plate
Cross fastener connection, grounding contact outer barrel（61）With cavity, the grounding contact（3）The embedded grounding contact outer barrel（61）
Cavity in and can the stretching at the top of the cavity, the elastic parts is along the grounding contact outer barrel（61）Cavity it is flexible, with band
Dynamic grounding contact（3）Elasticity abuts grounded barrier（5）.
3. electrical box door-plate earthing or grounding means according to claim 2, it is characterised in that：The elastic parts is spring part
（4）, the grounding contact（3）Including external part（31）, connecting pin（32）And it is arranged in external part（31）With connecting pin（32）
Between blocking portion（33）, the external part（31）It is stretched out from the top of cavity, the connecting pin（32）It is inserted into the spring part
（4）, the blocking portion（33）It is limited in spring part（4）With the grounding contact outer barrel（61）Cavity roof between.
4. electrical box door-plate earthing or grounding means according to claim 3, it is characterised in that：It further include welding screw（2）, weldering
Connect stud（2）It is welded on electrical box door plate, the grounding contact bottom plate（62）It is equipped with mounting hole（63）, mounting hole（63）With
Welding screw（2）By nut after assembly（7）Fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820911624.2U CN207625086U (en) | 2018-06-13 | 2018-06-13 | A kind of electrical box door-plate earthing or grounding means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820911624.2U CN207625086U (en) | 2018-06-13 | 2018-06-13 | A kind of electrical box door-plate earthing or grounding means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207625086U true CN207625086U (en) | 2018-07-17 |
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ID=62831234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820911624.2U Active CN207625086U (en) | 2018-06-13 | 2018-06-13 | A kind of electrical box door-plate earthing or grounding means |
Country Status (1)
| Country | Link |
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| CN (1) | CN207625086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755862A (en) * | 2019-03-25 | 2019-05-14 | 中车青岛四方车辆研究所有限公司 | Electrical cabinet door-plate earthing or grounding means |
-
2018
- 2018-06-13 CN CN201820911624.2U patent/CN207625086U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755862A (en) * | 2019-03-25 | 2019-05-14 | 中车青岛四方车辆研究所有限公司 | Electrical cabinet door-plate earthing or grounding means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Electrical cabinet door plant earthing device Effective date of registration: 20200310 Granted publication date: 20180717 Pledgee: XIN YU GROUP Co.,Ltd. Pledgor: NEW UNITED RAIL TRANSIT TECHNOLOGY Co.,Ltd. Registration number: Y2020980000582 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211119 Granted publication date: 20180717 Pledgee: NEW UNITED GROUP Co.,Ltd. Pledgor: NEW UNITED RAIL TRANSIT TECHNOLOGY Co.,Ltd. Registration number: Y2020980000582 |