CN210468386U - Mining high-voltage vacuum power distribution device with grounding disconnecting link - Google Patents
Mining high-voltage vacuum power distribution device with grounding disconnecting link Download PDFInfo
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- CN210468386U CN210468386U CN201921907485.7U CN201921907485U CN210468386U CN 210468386 U CN210468386 U CN 210468386U CN 201921907485 U CN201921907485 U CN 201921907485U CN 210468386 U CN210468386 U CN 210468386U
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Abstract
The utility model discloses a mining high pressure vacuum distribution device with earthing knife-switch, including distribution box, insulator foot and movable mounting panel, insulator foot fixed mounting is in distribution box's bottom, outer wall one side of distribution box is equipped with earthing switch, earthing switch's outer wall one side is equipped with the combined floodgate cell body, and the inside wall of combined floodgate cell body is equipped with static contact, movable mounting panel is equipped with the switch-bar towards one side of earthing switch, and the switch-bar extends the end to combined floodgate cell body and is equipped with the movable contact spring, the lateral wall of movable mounting panel and the both sides that are located the switch-bar are level respectively pegged graft and are had gag lever post and reciprocal lead screw, reciprocal lead screw is equipped with spacing fixture block to distribution box's outer wall extension end. The utility model overcomes prior art's is not enough, and reasonable in design can realize earthing switch's inseparable combined floodgate, avoids appearing the rebound phenomenon, improves power consumption safety, has higher social use value and application prospect.
Description
Technical Field
The utility model relates to a distribution technical field especially relates to a mining high-pressure vacuum distribution device with ground connection switch.
Background
High voltage distribution device is in long-term operation in-process, and different degree ageing and damage can appear in each part, if not maintain in time and change, finally can cause the trouble. The safe and stable operation of the mining high-voltage distribution device plays a key role in ensuring, supporting and promoting the safety production of a coal mine, how to improve the operation reliability of the distribution device, and the key for stopping accidents is to maintain before the accidents happen. Therefore, the high-voltage distribution device should be grounded when in use, and after the grounding knife switch in the existing device is switched on, the rebound phenomenon can occur within a long time, so that certain potential safety hazards are caused. Therefore, it is desirable to design a mining high-voltage vacuum power distribution device with a grounding switch to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem mentioned in the above-mentioned background art, the utility model provides a mining high-pressure vacuum distribution device with earthing knife-switch.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a mining high-voltage vacuum power distribution device with a grounding switch comprises a power distribution box body, an insulating base and a movable mounting plate, wherein the insulating base is fixedly mounted at the bottom of the power distribution box body, one side of the outer wall of the power distribution box body is provided with a grounding switch, one side of the outer wall of the grounding switch is provided with a switching-on groove body, the inner side wall of the switching-on groove body is provided with a static contact piece, one side of the movable mounting plate, which faces towards the grounding switch, is provided with a switch linkage rod, the extending end of the switch linkage rod, which extends towards the switching-on groove body, is provided with a movable contact piece, the side wall of the movable mounting plate, which is positioned at the two sides of the switch linkage rod, is respectively and horizontally inserted with a limiting rod and a reciprocating lead screw, the extending end of the reciprocating lead screw, which extends towards the outer wall of the power distribution box body, is provided with a limiting clamping groove, the utility model discloses a power distribution box, including the gag lever post, distribution box upper end outer wall, the gag lever post is kept away from the one end of distribution box and is equipped with the second handle, one side of distribution box upper end outer wall is equipped with L type guard plate, and the lateral wall level of L type guard plate is pegged graft and is had the action bars, the action bars is equipped with the touch multitouch towards the one end of movable mounting panel, the one end that the touch multitouch was kept away from.
Preferably, the static contact piece and the movable contact piece are made of metal copper respectively.
Preferably, the side wall of the movable mounting plate is provided with a limiting groove corresponding to the limiting rod.
Preferably, the side wall of the movable mounting plate is provided with a thread hole groove corresponding to the reciprocating screw rod, and the reciprocating screw rod is in threaded connection with the thread hole groove.
Preferably, the side wall of the L-shaped protection plate is provided with a movable groove corresponding to the operating rod.
Preferably, the outer walls of the two ends of the operating rod are respectively sleeved with a first spring and a second spring.
Preferably, one end of the reciprocating screw rod, which is far away from the limiting clamping block, is provided with a third handle.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the reciprocating screw rod drives the movable mounting plate on the outer wall to horizontally move towards the direction of the grounding switch, so that the disconnecting link rod on the side wall of the movable mounting plate moves towards the inside of the switch groove body, and at the moment, the movable contact and the static contact are abutted to realize the electricity conduction and the grounding;
2. when the movable mounting plate moves horizontally, the limiting rod can play a role in limiting and supporting, so that the movable mounting plate can move horizontally and stably;
3. and the first handle is loosened, the movable mounting plate is extruded and pushed by the contact block under the resilience force action of the first spring and the second spring, so that the static contact piece and the movable contact piece are in close contact, and the phenomenon of circuit breaking caused by resilience is avoided.
To sum up, the utility model overcomes prior art's is not enough, and reasonable in design can realize earthing switch's inseparable combined floodgate, avoids appearing the rebound phenomenon, improves power consumption safety, has higher social use value and application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of the structure a of the present invention.
In the figure: the switch comprises a distribution box body 1, an insulating base 2, an L-shaped protection plate 3, a grounding switch 4, a closing groove body 5, a static contact piece 6, a disconnecting link linkage rod 7, a movable contact piece 8, a movable mounting plate 9, a collision block 10, an operating rod 11, a first spring 12, a second spring 13, a first handle 14, a limiting rod 15, a third spring 16, a second handle 17, a reciprocating screw rod 18, a limiting clamping block 19, a limiting clamping groove 20 and a third handle 21.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a mining high-voltage vacuum power distribution device with a grounding switch comprises a power distribution box body 1, an insulating base 2 and a movable mounting plate 9, wherein the insulating base 2 is fixedly arranged at the bottom of the power distribution box body 1, one side of the outer wall of the power distribution box body 1 is provided with the grounding switch 4, one side of the outer wall of the grounding switch 4 is provided with a switching-on groove body 5, the inner side wall of the switching-on groove body 5 is provided with a static contact piece 6, one side of the movable mounting plate 9, which faces the grounding switch 4, is provided with a switch linkage rod 7, the extending end of the switch linkage rod 7 towards the switching-on groove body 5 is provided with a movable contact piece 8, two sides of the side wall of the movable mounting plate 9, which are positioned at the switch linkage rod 7, are respectively and horizontally inserted with a limiting rod 15 and a reciprocating lead screw 18, the reciprocating lead screw, third spring 16 has been cup jointed to the outer wall of gag lever post 15, and the both ends of third spring 16 respectively with distribution box 1 and movable mounting panel 9's outer wall connection, the one end that distribution box 1 was kept away from to gag lever post 15 is equipped with second handle 17, one side of distribution box 1 upper end outer wall is equipped with L type guard plate 3, and the lateral wall level of L type guard plate 3 is pegged graft and is had action bars 11, action bars 11 is equipped with towards the one end of movable mounting panel 9 and supports touch multitouch 10, the one end that supports touch multitouch 10 is kept away from to action bars 11 is equipped with the first in command 14.
Wherein, the static contact piece 6 and the movable contact piece 8 are respectively made of metal copper, and have stronger corrosion resistance and electrical conductivity.
Wherein, the lateral wall of movable mounting panel 9 is equipped with the spacing groove that corresponds with gag lever post 15, and gag lever post 15 is at the spacing inslot level activity, and carries out spacing supporting role through the spacing groove to gag lever post 15.
The side wall of the movable mounting plate 9 is provided with a threaded hole groove corresponding to the reciprocating screw rod 18, the reciprocating screw rod 18 is in threaded connection with the threaded hole groove, one end of the reciprocating screw rod 18, which is far away from the limiting fixture block 19, is provided with a third handle 21, the reciprocating screw rod 18 is rotated through the third handle 21, and the reciprocating screw rod 18 drives the movable mounting plate 9 on the outer wall to move horizontally.
Wherein, the lateral wall of L type guard plate 3 is equipped with the activity groove that corresponds with action bars 11, and action bars 11 are at activity groove horizontal movement.
Wherein, the outer wall of the both ends of action bars 11 has cup jointed first spring 12 and second spring 13 respectively, promotes movable mounting panel 9 through setting up first spring 12 and second spring 13 to realize the inseparable laminating of movable contact 8 and static contact 6.
The working principle is as follows: in the utility model, when the earthing switch 4 needs to be switched on, firstly, the operating rod 11 is pulled outwards through the first handle 14, so that the contact block 10 is separated from the movable mounting plate 9, the first spring 12 and the second spring 13 are compressed, then the reciprocating lead screw 18 is rotated through the third handle 21, under the limiting action of the limiting fixture block 19, the reciprocating lead screw 18 drives the movable mounting plate 9 of the outer wall to horizontally move towards the earthing switch 4, so that the knife gate linkage rod 7 of the side wall of the movable mounting plate 9 moves towards the gate groove body 5, at the moment, the movable contact piece 8 abuts against the static contact piece 6 to realize electricity conduction and earthing, and because the limiting rod 15 can play a limiting and supporting role when the movable mounting plate 9 horizontally moves, so that the movable mounting plate 9 can stably and horizontally move; then, the first handle 14 is loosened, the collision block 10 pushes and pushes the movable mounting plate 9 under the resilience force of the first spring 12 and the second spring 13, so that the static contact piece 6 and the movable contact piece 8 are in close contact, and the phenomenon of circuit breaking caused by resilience is avoided.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a mining high pressure vacuum distribution device with ground connection switch, includes distribution box (1), insulator foot (2) and movable mounting board (9), insulator foot (2) fixed mounting is in the bottom of distribution box (1), its characterized in that: a grounding switch (4) is arranged on one side of the outer wall of the power distribution box body (1), a closing groove body (5) is arranged on one side of the outer wall of the grounding switch (4), a static contact piece (6) is arranged on the inner side wall of the closing groove body (5), a disconnecting link (7) is arranged on one side, facing the grounding switch (4), of the movable mounting plate (9), a movable contact piece (8) is arranged at the extending end of the disconnecting link (7) towards the closing groove body (5), a limiting rod (15) and a reciprocating screw rod (18) are horizontally inserted into the side wall of the movable mounting plate (9) and located on two sides of the disconnecting link (7) respectively, a limiting clamping block (19) is arranged at the extending end of the reciprocating screw rod (18) towards the outer wall of the power distribution box body (1), a limiting clamping groove (20) corresponding to the limiting clamping block (19) is arranged on the outer wall of the power distribution box body (1), a, and the both ends of third spring (16) respectively with the outer wall connection of distribution box (1) and movable mounting board (9), the one end that distribution box (1) was kept away from in gag lever post (15) is equipped with second handle (17), one side of distribution box (1) upper end outer wall is equipped with L type guard plate (3), and the lateral wall level of L type guard plate (3) is pegged graft and is had action bars (11), action bars (11) are equipped with towards the one end of movable mounting board (9) and are supported touch multitouch (10), the one end that supports touch multitouch (10) is kept away from in action bars (11) is equipped with the first in command (14).
2. The mining high-voltage vacuum power distribution device with the grounding disconnecting link according to claim 1, characterized in that: the static contact piece (6) and the movable contact piece (8) are respectively made of metal copper.
3. The mining high-voltage vacuum power distribution device with the grounding disconnecting link according to claim 1, characterized in that: the side wall of the movable mounting plate (9) is provided with a limiting groove corresponding to the limiting rod (15).
4. The mining high-voltage vacuum power distribution device with the grounding disconnecting link according to claim 1, characterized in that: the side wall of the movable mounting plate (9) is provided with a thread hole groove corresponding to the reciprocating screw rod (18), and the reciprocating screw rod (18) is in threaded connection with the thread hole groove.
5. The mining high-voltage vacuum power distribution device with the grounding disconnecting link according to claim 1, characterized in that: the side wall of the L-shaped protection plate (3) is provided with a movable groove corresponding to the operating rod (11).
6. The mining high-voltage vacuum power distribution device with the grounding disconnecting link according to claim 1, characterized in that: and the outer walls of two ends of the operating rod (11) are respectively sleeved with a first spring (12) and a second spring (13).
7. The mining high-voltage vacuum power distribution device with the grounding disconnecting link according to claim 1, characterized in that: and a third handle (21) is arranged at one end of the reciprocating screw rod (18) far away from the limiting clamping block (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921907485.7U CN210468386U (en) | 2019-11-06 | 2019-11-06 | Mining high-voltage vacuum power distribution device with grounding disconnecting link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921907485.7U CN210468386U (en) | 2019-11-06 | 2019-11-06 | Mining high-voltage vacuum power distribution device with grounding disconnecting link |
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| Publication Number | Publication Date |
|---|---|
| CN210468386U true CN210468386U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921907485.7U Active CN210468386U (en) | 2019-11-06 | 2019-11-06 | Mining high-voltage vacuum power distribution device with grounding disconnecting link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713039A (en) * | 2020-12-25 | 2021-04-27 | 合肥开关厂有限公司 | Novel mining earthing switch |
| CN113675032A (en) * | 2021-08-13 | 2021-11-19 | 北京中车赛德铁道电气科技有限公司 | Split type protection earthing switch |
| CN113690089A (en) * | 2020-05-18 | 2021-11-23 | 广东电网有限责任公司东莞供电局 | 10kV overhead line operating device is with electrified lubricating oil device that adds |
-
2019
- 2019-11-06 CN CN201921907485.7U patent/CN210468386U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113690089A (en) * | 2020-05-18 | 2021-11-23 | 广东电网有限责任公司东莞供电局 | 10kV overhead line operating device is with electrified lubricating oil device that adds |
| CN112713039A (en) * | 2020-12-25 | 2021-04-27 | 合肥开关厂有限公司 | Novel mining earthing switch |
| CN112713039B (en) * | 2020-12-25 | 2023-11-03 | 合肥开关厂有限公司 | Mining grounding switch |
| CN113675032A (en) * | 2021-08-13 | 2021-11-19 | 北京中车赛德铁道电气科技有限公司 | Split type protection earthing switch |
| CN113675032B (en) * | 2021-08-13 | 2024-04-02 | 北京中车赛德铁道电气科技有限公司 | Split type protection earthing switch |
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