CN208548474U - A kind of line-to-ground device - Google Patents
A kind of line-to-ground device Download PDFInfo
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- CN208548474U CN208548474U CN201821338329.9U CN201821338329U CN208548474U CN 208548474 U CN208548474 U CN 208548474U CN 201821338329 U CN201821338329 U CN 201821338329U CN 208548474 U CN208548474 U CN 208548474U
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- electrode
- hook
- card slot
- line
- connection
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Abstract
The utility model provides a kind of line-to-ground device, belongs to electrical equipment technical field.Line-to-ground device includes: insulator and movable earthing pole.The both ends of insulator are separately connected first electrode and second electrode, and first electrode is connect by the first fixing piece with insulator, and the first fixing piece opens up card slot.Movable earthing pole includes connection main body and hook, connects one end setting mounting portion of main body, and mounting portion is connected with the connecting shaft for cooperating with card slot, connecting shaft can rotating support in card slot, and card slot can limit connecting shaft in card slot；Hook includes hook portion and operation portion, hook portion and operation portion with connect main body and be rotatably connected, connected between operation portion and hook portion by torsional spring, and operation portion can support hook portion so that the opposite connection body rotation of hook portion and can clasp joint or disengaging in second electrode., in ground connection, each component cooperation is stablized to guarantee safety ground for it.
Description
Technical field
The utility model relates to electrical equipment technical fields, in particular to a kind of line-to-ground device.
Background technique
It,, can also even if disconnecting power supply if some users have emergency generator's unit in electric system when overhauling circuit
Energy can be to system transmission power, and staff is it can also happen that the danger got an electric shock at this time.Thus when carrying out maintenance circuit, need
Maintenance route is grounded the safety to guarantee staff.
Utility model content
The purpose of this utility model is to provide a kind of wiring road earthing or grounding means, and in ground connection, each component cooperation is steady
Determine to guarantee safety ground.
The utility model is realized in this way:
A kind of line-to-ground device, comprising: insulator and movable earthing pole.
The both ends of insulator are separately connected first electrode and second electrode, and first electrode passes through the first fixing piece and insulator
Connection, the first fixing piece open up card slot；
Movable earthing pole includes connection main body and hook, connects one end setting mounting portion of main body, and mounting portion is connected with
Connecting shaft for cooperating with card slot, connecting shaft can rotating support in card slot, and card slot can limit connecting shaft in card slot
It is interior；Hook includes hook portion and operation portion, hook portion and operation portion with connect main body and be rotatably connected, lead between operation portion and hook portion
Cross torsional spring connection, and operation portion can support hook portion so that the opposite connection body rotation of hook portion and can clasp joint or disengaging in
Second electrode.
Further, in an embodiment of the present invention:
Operation portion is provided with recess portion, and hook portion is provided with the protrusion with recesses fit, and the inner wall of recess portion can be held in protrusion.
Further, in an embodiment of the present invention:
Connecting main body includes two side plates being oppositely arranged, and hook is set between two side plates；Hook portion connects by first
Fitting is rotatably connected with side plate, and operation portion is rotatably connected by the second connector with side plate.
Further, in an embodiment of the present invention:
First connector and the second connector include connecting column and first sleeve, and first sleeve is sheathed on connecting column, even
It connects column and is fixed on connection main body, hook portion is connect with the first sleeve of the first connector, the first set of operation portion and the second connector
Cylinder connection.
Further, in an embodiment of the present invention:
Second electrode includes electrode plate and the second fixing piece, and the second fixing piece is L-shaped, and the second fixing piece includes connection
First segment and second segment, first segment are connect with electrode plate, and side plate can clamp second segment.
Further, in an embodiment of the present invention:
One end of side plate is connected by fastening assembly, and fastening assembly includes bolt, nut and spring, screw bolt passes two
A side plate is connect with nut, the bolt sheathed spring between side plate and nut.
Further, in an embodiment of the present invention:
First electrode is L-shaped, and first electrode includes the construction section and gripping section of connection, and construction section and the first fixing piece connect
It connects, side plate can clamp gripping section.
Further, in an embodiment of the present invention:
Side plate is connected with the second sleeve for installing insulating bar.
Further, in an embodiment of the present invention:
The face that card slot is contacted with connecting shaft is cambered surface, and the peripheral surface of connecting shaft is made of cambered surface and plane.
Further, in an embodiment of the present invention:
Operation portion offers handle hole.
The beneficial effects of the utility model are: the line-to-ground device that the utility model obtains by above-mentioned design, uses
When, the connecting shaft for connecting main body one end is installed in card slot, card slot limits connecting shaft, so that movable earthing pole and fixation
Plate is fixed, and realizes the connection of movable earthing pole and first electrode.Hook is close to second electrode, and hook is to second electrode
In close process, second electrode support effect under, hook moves to below from the upper surface of second electrode by second electrode
Clasp joint can be realized first electrode and the second electricity so that movable earthing pole is connected and fixed with first electrode, second electrode
Current path is formed between pole, achievees the purpose that line-to-ground.Due to being connected between operation portion and hook portion by torsional spring, if needed
Hook portion is detached from second electrode, then needs just to be able to achieve by external force in operation portion.The line-to-ground of the present embodiment
Apparatus structure stable connection can reach preferably earthing effect.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is the structural schematic diagram of line-to-ground device provided by the embodiment of the utility model；
Fig. 2 is the partial structure diagram of line-to-ground device provided by the embodiment of the utility model；
Fig. 3 is hook provided by the embodiment of the utility model and the structural schematic diagram that side plate, electrode plate cooperate；
Fig. 4 is the structural schematic diagram of hook provided by the embodiment of the utility model and electrode plate cooperation.
Icon: 100- line-to-ground device；10- insulator；20- first electrode；21- construction section；22- gripping section；30-
Two electrodes；31- electrode plate；The second fixing piece of 32-；321- first segment；322- second segment；The first fixing piece of 40-；410- card slot；
420- fixed column；430- fixed plate；The movable earthing pole of 50-；510- connection main body；511- mounting portion；512- connecting shaft；513-
Side plate；514- second sleeve；520- hook；521- hook portion；521a- protrusion；522- operation portion；522a- recess portion；522b- operation
Hole；523- torsional spring；The first connector of 530-；The second connector of 540-；531- connecting column；532- first sleeve；540- fastening group
Part；541- bolt；542- nut；543- spring.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
Attached drawing in novel embodiment carries out clear, complete description to the technical solution in the utility model embodiment, shows
So, described embodiment is the embodiment of the utility model a part, rather than whole embodiments.Based on this reality
With the embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, fall within the protection scope of the utility model.
Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the utility model of protection is sought, but is merely representative of the selected embodiment of the utility model.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Mode is fallen within the protection scope of the utility model.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be understood that the instructions such as term "left", "right" "outside", " clockwise "
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification
Description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
It is connected directly, the mutual of connection inside two elements or two elements can also be can be indirectly connected through an intermediary
Interactively.For the ordinary skill in the art, it can understand that above-mentioned term is practical new at this as the case may be
Concrete meaning in type.
Embodiment
The present embodiment provides a kind of line-to-ground devices 100 comprising insulator 10 and movable earthing pole 50 please join
According to Fig. 1 and Fig. 2, the line-to-ground device 100 in ground connection, stablize to guarantee safety ground by each component cooperation.
The both ends of insulator 10 are separately connected first electrode 20 and second electrode 30, wherein first electrode 20 passes through first
Fixing piece 40 is connect with insulator 10.In the present embodiment, the first fixing piece 40 includes fixed column 420 and fixed plate 430, is fixed
One end of column 420 is connect with insulator 10, and first electrode 20 is clamped in centre by the other end and fixed plate 430 of fixed column 420,
Then by screw that fixed plate 430, first electrode 20 and fixed column 420 is fixed.Wherein, fixed plate 430 offers card slot
410。
Referring to figure 3. and Fig. 4, movable earthing pole 50 include connection main body 510 and hook 520, connect the one of main body 510
End setting mounting portion 511, mounting portion 511 are connected with the connecting shaft 512 for cooperating with card slot 410, and connecting shaft 512 can rotate
It is supported on card slot 410, and card slot 410 can limit connecting shaft 512 in card slot 410.Hook 520 includes hook portion 521 and behaviour
Make portion 522, hook portion 521 and operation portion 522 with connect main body 510 and be rotatably connected, lead between operation portion 522 and hook portion 521
The connection of torsional spring 523 is crossed, and operation portion 522 can support hook portion 521, so that hook portion 521 is relative to the rotation of connection main body 510 and energy
Enough clasp joints are detached from second electrode 30.
It should be noted that the first electrode 20 of the present embodiment, second electrode 30, the first fixing piece 40 and movable ground connection
Pole 50 is each made of a metal.
When needing power failure operation, movable earthing pole 50 is attached with first electrode 20, second electrode 30 so that
Ground connection can be connected by obtaining first electrode 20 and second electrode 30.Specifically, the connecting shaft 512 for connecting 510 one end of main body is installed
In card slot 410, card slot 410 limits connecting shaft 512, so that movable earthing pole 50 and fixed plate 430 are fixed, that is to say makes
It is fixed with first electrode 20 to obtain movable earthing pole 50.Rotation connection main body 510 makes 430 turns of 512 opposing fixed plate of connecting shaft
It is dynamic, hook 520 is close to second electrode 30.Hook 520 is during close to second electrode 30, in second electrode 30
It supports under effect, hook 520 can be moved to 30 hook of second electrode below due to metallic elastic from the upper surface of second electrode 30
It connects.It is connected due to passing through torsional spring 523 between operation portion 522 and hook portion 521, if necessary to be detached from hook portion 521 in second electrode
30, then it needs just to be able to achieve by external force in operation portion 522.The line-to-ground device 100 of the present embodiment enables to live
Dynamic formula earthing pole 50 and 30 stable connection of first electrode 20 and second electrode, when line-to-ground, first electrode 20 passes through activity
Formula earthing pole 50 and second electrode 30 come into full contact with to form current path, achieve the purpose that line-to-ground.Total connection is steady
It is fixed, reach preferably earthing effect.In addition, 521 outer wall of hook portion of the present embodiment is inclined surface, hook can be conducive in this way
520 move to below from the upper surface of second electrode 30 by 30 clasp joint of second electrode.
When needing to disconnect first electrode 20 and second electrode 30, operation portion 522, the opposite connection master of operation portion 522 are stirred
Body 510 rotates, and supports hook portion 521 during operation portion 522 rotates, to drive the opposite connection main body 510 of hook portion 521
Rotation, hook portion 521 are detached from second electrode 30, are then rotatablely connected main body 510, movable earthing pole 50 is taken out.When not making
When firmly acting on operation portion 522, due to the restoring force of torsional spring 523, hook portion 521 being capable of return.
As shown in Figure 3 and Figure 4, in the present embodiment, operation portion 522 is provided with recess portion 522a, hook portion 521 be provided with it is recessed
The raised 521a of portion 522a cooperation, the inner wall of recess portion 522a can be held in raised 521a.
When stirring operation portion 522 and moving downward, the lower wall surface of recess portion 522a can support hook portion 521, so that hook portion 521
It rotates clockwise, movable earthing pole 50 can be taken out after being detached from second electrode 30.When there is no active force to act on operation portion 522
When, the return under the active force of torsional spring 523 of hook portion 521.
Operation portion 522 is stirred for convenience, and operation portion 522 offers handle hole 522b, and insulating part is passed through handle hole
522b can exert a force to operation portion 522.
In addition, Fig. 1 and Fig. 3 are please referred to, in order to enable connecting shaft 512 is more stably fixed in card slot 410, card slot
410 faces contacted with connecting shaft 512 are cambered surface, and the peripheral surface of connecting shaft 512 is made of cambered surface and plane.
When only the cambered surface of connecting shaft 512 is overlapped with the cambered surface of card slot 410, connection main body 510 could be 410 turns with respect to card slot
It is dynamic.When connecting shaft 512 is fixed on card slot 410, connecting shaft 512 is mounted in card slot 410, and makes connecting shaft 512
Cambered surface is overlapped with the cambered surface of card slot 410, is then rotatablely connected main body 510 and is made the plane of connecting shaft 512 and the cambered surface of card slot 410
Contact, at this point, connecting shaft 512 cannot be rotated again relative to card slot 410, so that connecting shaft 512 is fixed in card slot 410.
Connection main body 510 is only rotated backward when the cambered surface of connecting shaft 512 is overlapped again with the cambered surface of card slot 410, could will be connected
Axis 512 is removed from card slot 410.
Further, referring to Fig.1 and 2, the connection main body 510 of the present embodiment includes two side plates being oppositely arranged
513, hook 520 is set between two side plates 513；Hook portion 521 can be rotated by the first connector 530 and two side plates 513
Connection, operation portion 522 are rotatably connected by the second connector 540 with two side plates 513.
Wherein, first connector 530 of the present embodiment and the second connector 540 include screwed connecting column 531
With first sleeve 532, first sleeve 532 is movably set in connecting column 531, and connecting column 531 is fixed on connection main body 510, hook portion
521 connect with the first sleeve 532 of the first connector 530, and the first sleeve 532 of operation portion 522 and the second connector 540 connects
It connects.During operation portion 522 and hook portion 521 rotate, first sleeve 532 is rotated relative to connecting column 531.Wherein, torsional spring 523
It is socketed in the first sleeve 532 of the first connector 530, the both ends of torsional spring 523 first sleeve with the second connector 540 respectively
532,521 clasp joint of hook portion.
In addition, the second electrode 30 of the present embodiment include electrode plate 31 and the second fixing piece 32, the second fixing piece 32 be in
The plate body of " L " type, the second fixing piece 32 include the first segment 321 and second segment 322 of connection, and first segment 321 and electrode plate 31 are logical
Screw connection is crossed, side plate 513 can clamp second segment 322.
The second segment 322 that the second fixing piece 32 is clamped by two side plates 513, enables to hook portion 521 and second electrode
30 connect more stable.And the contact point of movable earthing pole 50 and second electrode 30 is increased, current lead-through effect is more preferable,
It can be realized better earthing effect.
In order to further increase the stability of connection, one end of two side plates 513 is connected by fastening assembly 540.Fastening
The right side of the second segment 322 of the second fixing piece 32 is arranged in component 540.Fastening assembly 540 includes bolt 541, nut 542 and bullet
Spring 543, bolt 541 sequentially pass through two side plates 513 and connect with nut 542, the bolt 541 between side plate 513 and nut 542
Sheathed spring 543.It may make two side plates 513 that second segment 322 is more firmly clamped in centre by fastening assembly 540.
In addition, first electrode 20 is also L-shaped, first electrode 20 includes the construction section 21 and gripping section 22 of connection, installation
Section 21 is arranged between fixed column 420 and fixed plate 430, and two side plates 513 can clamp gripping section 22.
The gripping section 22 that first electrode 20 is clamped by two side plates 513 increases movable earthing pole 50 and the first electricity
The contact point of pole 20, and connection structure is more stable, current lead-through effect is more preferable, can be realized better earthing effect.
In addition, in order to facilitate the installation of, the side plate 513 of the present embodiment is also connected with second sleeve 514, in operation,
Insulating bar can be packed into auxiliary operation in second sleeve 514, avoid getting an electric shock.
The working principle of the line-to-ground device 100 of the present embodiment:
In use, the connecting shaft 512 for connecting 510 one end of main body is installed in card slot 410, so that movable earthing pole 50
It is fixed with fixed plate 430.Rotation connection main body 510 rotates 512 opposing fixed plate 430 of connecting shaft, by hook 520 to second
Electrode 30 is close.Hook 520 to second electrode 30 close to during, second electrode 30 support effect under, hook 520
Since metallic elastic can be moved to from the upper surface of second electrode 30 below by 30 clasp joint of second electrode, so that movable connect
Earth polar 50 and first electrode 20, second electrode 30 are attached fixation, are capable of forming between first electrode 20 and second electrode 30
Current path achievees the purpose that line-to-ground.It is connected due to passing through torsional spring 523 between operation portion 522 and hook portion 521, if needed
Hook portion 521 is detached from second electrode 30, then needs just to be able to achieve by external force in operation portion 522.The present embodiment
Each component stable connection of line-to-ground device 100, can reach preferably earthing effect.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of line-to-ground device characterized by comprising
Insulator, the both ends of the insulator are separately connected first electrode and second electrode, and the first electrode is solid by first
Determine part to connect with the insulator, first fixing piece opens up card slot；And
Movable earthing pole, the movable earthing pole include connection main body and hook, and peace is arranged in one end of the connection main body
Dress portion, the mounting portion are connected with the connecting shaft for cooperating with the card slot, the connecting shaft can rotating support in described
Card slot, and the card slot can limit the connecting shaft in the card slot；The hook includes hook portion and operation portion, described
Hook portion and the operation portion are rotatably connected with the connection main body, are connected between the operation portion and the hook portion by torsional spring
It connects, and the operation portion can support the hook portion, so that the relatively described connection body rotation of hook portion and being capable of clasp joint or de-
From in the second electrode.
2. line-to-ground device according to claim 1, which is characterized in that the operation portion is provided with recess portion, the hook
Portion is provided with the protrusion with the recesses fit, and the inner wall of the recess portion can be held in the protrusion.
3. line-to-ground device according to claim 1 or 2, which is characterized in that the connection main body includes two opposite
The side plate of setting, the hook are set between described two side plates；The hook portion can by the first connector and the side plate
Rotation connection, the operation portion are rotatably connected by the second connector and the side plate.
4. line-to-ground device according to claim 3, which is characterized in that first connector and second connection
Part includes connecting column and first sleeve, and the first sleeve is sheathed on the connecting column, and the connecting column is fixed on the company
Main body is connect, the hook portion is connect with the first sleeve of first connector, the operation portion and second connector
The first sleeve connection.
5. line-to-ground device according to claim 3, which is characterized in that the second electrode includes electrode plate and second
Fixing piece, second fixing piece is L-shaped, second fixing piece include connection first segment and second segment, described first
Section is connect with the electrode plate, and the side plate can clamp the second segment.
6. line-to-ground device according to claim 5, which is characterized in that one end of the side plate is connected by fastening assembly
It connects, the fastening assembly includes bolt, nut and spring, and two side plates of the screw bolt passes and the nut connect
It connects, the bolt between the side plate and the nut is arranged the spring.
7. line-to-ground device according to claim 3, which is characterized in that the first electrode is L-shaped, and described first
Electrode includes the construction section and gripping section of connection, and the construction section is connect with first fixing piece, and the side plate can clamp
The gripping section.
8. line-to-ground device according to claim 3, which is characterized in that the side plate is connected with for installing insulating bar
Second sleeve.
9. line-to-ground device according to claim 1, which is characterized in that the face that the card slot is contacted with the connecting shaft
Peripheral surface for cambered surface, the connecting shaft is made of cambered surface and plane.
10. line-to-ground device according to claim 1, which is characterized in that the operation portion offers handle hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821338329.9U CN208548474U (en) | 2018-08-17 | 2018-08-17 | A kind of line-to-ground device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821338329.9U CN208548474U (en) | 2018-08-17 | 2018-08-17 | A kind of line-to-ground device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208548474U true CN208548474U (en) | 2019-02-26 |
Family
ID=65426284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821338329.9U Active CN208548474U (en) | 2018-08-17 | 2018-08-17 | A kind of line-to-ground device |
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| Country | Link |
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| CN (1) | CN208548474U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504620A (en) * | 2019-07-17 | 2019-11-26 | 贵州电网有限责任公司 | A kind of lightning arrester gap combination lightning protection disconnecting link |
-
2018
- 2018-08-17 CN CN201821338329.9U patent/CN208548474U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504620A (en) * | 2019-07-17 | 2019-11-26 | 贵州电网有限责任公司 | A kind of lightning arrester gap combination lightning protection disconnecting link |
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