CN210956481U - Power-on/power-off state switching display device for underground explosion-proof switch - Google Patents
Power-on/power-off state switching display device for underground explosion-proof switch Download PDFInfo
- Publication number
- CN210956481U CN210956481U CN201922106276.9U CN201922106276U CN210956481U CN 210956481 U CN210956481 U CN 210956481U CN 201922106276 U CN201922106276 U CN 201922106276U CN 210956481 U CN210956481 U CN 210956481U
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- Prior art keywords
- push rod
- power
- display device
- base
- proof switch
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Abstract
The utility model discloses a switching display device for the power-on and power-off states of an underground explosion-proof switch, belonging to the field of underground operation safety; the technical problem to be solved is to provide a display device which has simple structure and convenient operation and can switch power-on and power-off states along with equipment installation; the technical scheme for solving the technical problem is as follows: a power-on and power-off state switching display device of an underground explosion-proof switch comprises a base, an isolation handle, a connecting rod mechanism and a display panel, wherein the display panel is arranged on the base, the display panel is vertical to the base, the handle is connected with the connecting rod mechanism, and the tail end of the connecting rod mechanism is provided with a state display board; the utility model discloses but wide application in borehole operation safety field.
Description
Technical Field
The utility model relates to an explosion-proof switch in pit stops power transmission state and switches display device belongs to borehole operation safety technical field.
Background
Because the coal mine underground electrical operation has clear rules in coal mine safety regulations, the power stop and transmission signboard is correctly placed on the correct state of the switch, and because the underground switch frequently operates, the phenomenon that an operator forgets to place the power stop and transmission signboard or places the power stop and transmission signboard wrongly often occurs, and the underground power supply safety and reliability are seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art exists not enough, provides a simple structure, and convenient operation along with the equipment fixing, can switch the display device who stops the power transmission state.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides an explosion-proof switch in pit shuts off power transmission state and switches over display device, the on-line screen storage device comprises a base, keep apart the hand (hold), first push rod, the second push rod, the third push rod, the fourth push rod, the display panel, set up the display panel on the base, display panel and base mutually perpendicular, it includes rotary rod and hand (hold) to keep apart the hand (hold), the rotary rod links to each other with the display panel, the cover is equipped with the hand (hold) on the rotary rod, the hand (hold) links to each other with first push rod, lower part is articulated continuous in first push rod one end and the second push rod, the other end is articulated continuous with the hand (hold), second push rod bottom links to each other with the base is articulated, the top links to each other with third push rod one end is articulated, third push rod one.
The first push rod is parallel to the ground, a support rod is sleeved on the first push rod, and the bottom of the support rod is connected with the base.
The fourth push rod is parallel to the ground, and a spring is sleeved on the fourth push rod.
And a clamping seat is arranged on the display panel at the position of the fourth push rod close to the display panel, one end of the spring is fixed with the clamping seat, and the other end of the spring is fixed with the fourth push rod.
And a state display hole is formed in the display panel and corresponds to the end part of the fourth push rod.
And the side of the fourth push rod, which is far away from the third push rod, is sequentially provided with stop marks and delivery marks.
Compared with the prior art, the utility model following beneficial effect has: the connecting rod mechanism is connected with the isolation handle, the switching of the power failure and power transmission states can be controlled by controlling the isolation handle, the structure is simple, the operation is convenient, and the safety and the reliability of underground electrical operation are effectively improved.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of the power transmission state structure of the present invention.
Fig. 2 is a schematic diagram of the power failure state structure of the present invention.
In the figure, 1 is a base, 2 is an isolation handle, 3 is a first push rod, 4 is a second push rod, 5 is a third push rod, 6 is a fourth push rod, 7 is a display plate, 8 is a state display board, 9 is a support rod, 10 is a spring, 11 is a clamping seat, 21 is a rotating rod, and 22 is a handle.
Detailed Description
As shown in figures 1 and 2, the utility model relates to a power-off and power-on state switching display device of an underground explosion-proof switch, which comprises a base 1, an isolation handle 2, a first push rod 3, a second push rod 4, a third push rod 5, a fourth push rod 6 and a display panel 7, wherein the display panel 7 is arranged on the base 1, the display panel 7 is perpendicular to the base 1, the isolation handle 2 comprises a rotary rod 21 and a handle 22, the rotary rod 21 is connected with the display panel 7, the rotary rod 21 is sleeved with the handle 22, the handle 22 is connected with the first push rod 3, one end of the first push rod 3 is hinged with the middle-lower part of the second push rod 4, the other end is hinged with the handle 22, the bottom of the second push rod 4 is hinged with the base 1, the top is hinged with one end of the third push rod 5, one end of the third push rod 5 is hinged with the top end of the second push rod 4, the other end is hinged with the fourth, the other end is provided with a state display board 8, the first push rod 3 is parallel to the ground, a support rod 9 is sleeved on the first push rod 3, the bottom of the support rod 9 is connected with the base 1, the fourth push rod 6 is parallel to the ground, a spring 10 is sleeved on the fourth push rod 6, a clamping seat 11 is arranged on the display board 7 at the position, close to the display board 7, of the fourth push rod 6, one end of the spring 10 is fixed with the clamping seat 11, the other end of the spring is fixed with the fourth push rod 6, a state display hole is formed in the display board 7 and corresponds to the state display board 8, and a stop mark and a sending mark are sequentially arranged on one side, far away from the third push rod 5, of the fourth push rod 6.
The utility model discloses when using, utilize current switch basis, increase four-bar linkage, keep apart the hand (hold) through the action and drive first push rod, first push rod drives the second push rod, and the second push rod drives the third push rod, and the third push rod drives the fourth push rod, and the state signboard of fourth push rod front end carries out the state along with the removal of fourth push rod and switches over, and the state display of switching is on the display panel, simple structure, convenient to use, easy operation, and the sign is clearly understood.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. The utility model provides an explosion-proof switch in pit cuts off power transmission state and switches display device which characterized in that: comprises a base (1), an isolation handle (2), a first push rod (3), a second push rod (4), a third push rod (5), a fourth push rod (6) and a display board (7), wherein the display board (7) is arranged on the base (1), the display board (7) is vertical to the base (1), the isolation handle (2) comprises a rotary rod (21) and a handle (22), the rotary rod (21) is connected with the display board (7), the handle (22) is sleeved on the rotary rod (21), the handle (22) is connected with the first push rod (3), one end of the first push rod (3) is hinged with the middle lower part of the second push rod (4), the other end of the first push rod is hinged with the handle (22), the bottom of the second push rod (4) is hinged with the base (1), the top of the first push rod is hinged with one end of the third push rod (5), one end of the third push rod (5) is hinged with the top, the other end is hinged with a fourth push rod (6), one end of the fourth push rod (6) is hinged with a third push rod (5), and the other end is provided with a state display board (8).
2. The downhole explosion-proof switch power-off state switching display device according to claim 1, wherein: the first push rod (3) is parallel to the ground, a support rod (9) is sleeved on the first push rod (3), and the bottom of the support rod (9) is connected with the base (1).
3. The downhole explosion-proof switch power-off state switching display device according to claim 1, wherein: the fourth push rod (6) is parallel to the ground, and a spring (10) is sleeved on the fourth push rod (6).
4. The downhole explosion-proof switch power-off state switching display device according to claim 3, wherein: the position of the fourth push rod (6) close to the display board (7) is provided with a clamping seat (11) on the display board (7), one end of the spring (10) is fixed with the clamping seat (11), and the other end of the spring is fixed with the fourth push rod (6).
5. The downhole explosion-proof switch power-off state switching display device according to claim 1, wherein: the display panel (7) is provided with a state display hole, and the state display hole corresponds to the state display board (8).
6. The downhole explosion-proof switch power-off state switching display device according to claim 1, wherein: and the side, far away from the third push rod (5), of the fourth push rod (6) is sequentially provided with stop marks and delivery marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922106276.9U CN210956481U (en) | 2019-11-29 | 2019-11-29 | Power-on/power-off state switching display device for underground explosion-proof switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922106276.9U CN210956481U (en) | 2019-11-29 | 2019-11-29 | Power-on/power-off state switching display device for underground explosion-proof switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210956481U true CN210956481U (en) | 2020-07-07 |
Family
ID=71395463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922106276.9U Expired - Fee Related CN210956481U (en) | 2019-11-29 | 2019-11-29 | Power-on/power-off state switching display device for underground explosion-proof switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210956481U (en) |
-
2019
- 2019-11-29 CN CN201922106276.9U patent/CN210956481U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200707 Termination date: 20201129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |