CN211555726U - Interlocking mechanism and high-voltage switch cabinet thereof - Google Patents
Interlocking mechanism and high-voltage switch cabinet thereof Download PDFInfo
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- CN211555726U CN211555726U CN202020289097.3U CN202020289097U CN211555726U CN 211555726 U CN211555726 U CN 211555726U CN 202020289097 U CN202020289097 U CN 202020289097U CN 211555726 U CN211555726 U CN 211555726U
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- push rod
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- steering arm
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Abstract
The utility model discloses an interlocking mechanism and a high-voltage switch cabinet thereof, which comprises a fixed seat, wherein the fixed seat is fixedly arranged on a side plate of a cabinet body, a sliding sleeve is arranged on the fixed seat, and a horizontal push rod capable of moving along the sliding sleeve is movably sleeved in the sliding sleeve; the ejector rod is fixedly connected with one end of the horizontal push rod; the steering arm is movably arranged on the lateral plate of the cabinet body through a rotating shaft; and the driving rod is movably sleeved with a shaft sleeve connected with the fixed seat. By arranging the ejector rod, when the door body is closed, the ejector rod is compressed, and the locking block is far away from the locking disc under the action of the horizontal push rod, the steering arm and the vertical push rod; when the door body was opened, the locking piece pinned the locking dish, had realized that when the door body was opened the state, could't open earthing switch, could open earthing switch after the door body was closed, had avoided when the door body did not close, opened earthing switch, and then the potential safety hazard that the combined floodgate power transmission brought, had effectively guaranteed operating personnel's personal and property safety.
Description
Technical Field
The utility model relates to a cubical switchboard equipment technical field specifically is interlocking device and high tension switchgear thereof.
Background
Indoor high-voltage alternating-current switch cabinets are increasingly widely applied to various fields of power industry, industrial and mining enterprises, railway transportation and the like as indispensable main control and protection equipment in a power system. High-voltage earthing switches are important elements in switchgear cabinets and serve to bypass the equipment or lines, ensuring that they are earthed when the equipment and lines are overhauled, in order to ensure personal safety.
According to the requirement of electric power protection, after the overhaul work is completed, an overhaul worker should firstly close all door plates of the switch cabinet and then disconnect the grounding switch to carry out power transmission operation. Because often a plurality of cubical switchboard are in parallel be in the same place and constitute a system, when the operator was at the cubical switchboard front side operation earthing switch, whether the rear portion door plant of this cubical switchboard closed in place, caused very easily behind the cubical switchboard under the condition that the door plant did not close, and the mistake breaks off earthing switch, like this cubical switchboard power transmission back, brought great hidden danger to the personal and property safety.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an interlocking device and high tension switchgear thereof to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an interlocking mechanism comprising
The fixing seat is fixedly arranged on a side plate of the cabinet body, a sliding sleeve is arranged on the fixing seat, a horizontal push rod capable of moving along the sliding sleeve is movably sleeved in the sliding sleeve, and a pressure spring is sleeved on the horizontal push rod;
the ejector rod is fixedly connected with one end of the horizontal push rod and is used for linking the horizontal push rod to move when the door body is opened and closed;
the steering arm is movably arranged on the side plate of the cabinet body through a rotating shaft, and one end of the steering arm is hinged with the other end of the horizontal push rod;
the connecting rod is hinged with the steering arm and is used for linking a vertical push rod with the lower end movably hinged to move up and down under the rotation of the steering arm, and the vertical push rod is sleeved in a retaining sleeve connected with the fixed seat;
the locking device is fixedly connected with one end of the vertical push rod and used for locking the driving rod to rotate; and
one end of the driving rod is movably sleeved in the shaft sleeve connected with the fixed seat, the other end of the driving rod is connected with the grounding switch, and the driving rod turns on and off the grounding switch through rotation.
Preferably, the steering arm comprises a triangular structure, and the steering arm is hinged with the horizontal push rod and the connecting rod through a connecting groove.
Preferably, the locking device comprises a locking block arranged on the vertical push rod and a locking disc arranged on the driving rod, the locking disc is provided with a locking groove, and when the locking block enters or leaves the locking groove, the locking or unlocking of the locking disc is realized.
A high-voltage switch cabinet comprises the interlocking mechanism.
Compared with the prior art, the beneficial effects of the utility model are that
By arranging the ejector rod, when the door body is closed, the ejector rod is compressed, and the locking block is far away from the locking disc under the action of the horizontal push rod, the steering arm and the vertical push rod; when the door body was opened, the locking piece pinned the locking dish, had realized that when the door body was opened the state, could't open earthing switch, could open earthing switch after the door body was closed, had avoided when the door body did not close, opened earthing switch, and then the potential safety hazard that the combined floodgate power transmission brought, had effectively guaranteed operating personnel's personal and property safety.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the locking disk and the driving rod of the present invention.
In the figure: 1 cabinet body side plate, 2 ejector rods, 3 fixing seats, 4 pressure springs, 5 sliding sleeves, 6 horizontal push rods, 7 steering arms, 8 connecting rods, 9 vertical push rods, 10 retaining sleeves, 11 locking devices, 12 locking blocks, 13 locking discs, 14 shaft sleeves and 15 driving rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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, the present invention provides a technical solution:
an interlocking mechanism comprising
The fixed seat 3 is fixedly arranged on the cabinet body side plate 1, a sliding sleeve 5 is arranged on the fixed seat 3, a horizontal push rod 6 capable of moving along the sliding sleeve 5 is movably sleeved in the sliding sleeve 5, and a pressure spring 4 is sleeved on the horizontal push rod 6;
the ejector rod 2 is fixedly connected with one end of the horizontal push rod 6 and is used for linking the horizontal push rod 6 to move when the door body is opened and closed; when the door body is closed, the ejector rod 2 is pressed by the door body to move rightwards, so that the horizontal push rod 6 is driven to move rightwards, and when the door body is opened, the pressure spring 4 extends to link the horizontal push rod 6 to move leftwards;
the steering arm 7 is rotatably arranged on the cabinet body side plate 1 through a rotating shaft, one end of the steering arm 7 is hinged with the other end of the horizontal push rod 6, the steering arm 7 comprises a triangular structure, the steering arm 7 is respectively hinged with the horizontal push rod 6 and the connecting rod 8 through a connecting groove, and the steering arm 7 is used for converting the left-right movement of the horizontal push rod 6 into the up-down movement of the vertical push rod 9;
the connecting rod 8 is hinged with the steering arm 7 and used for linking a vertical push rod 9 with the lower end movably hinged to move up and down under the rotation of the steering arm 7, and the vertical push rod 9 is sleeved in a retaining sleeve 10 connected with the fixed seat 3;
the locking device 11 is fixedly connected with one end of the vertical push rod 9 and used for locking the rotation of the driving rod 15, the locking device 11 comprises a locking block 12 arranged on the vertical push rod 9 and a locking disc 13 arranged on the driving rod 15, the locking disc 13 is provided with a locking groove, and when the locking block 12 enters or leaves the locking groove, the locking or unlocking of the locking disc 13 is realized; and
one end of the driving rod 15 is movably sleeved on the shaft sleeve 14 connected with the fixed seat 3, the other end of the driving rod 15 is connected with the grounding switch, and the driving rod 15 turns on and off the grounding switch through rotation.
When the door body is closed, the ejector rod 1 is compressed, the horizontal push rod 6 is linked to move rightwards, the vertical push rod 9 moves upwards under the action of the steering arm 7 and the connecting rod 8, and the locking block 12 is further linked to be far away from the locking disc 13, so that the grounding switch can be operated only after the door body is closed; when the door body is opened, the locking block 12 locks the locking disc 13, so that the grounding switch cannot be opened when the door body is in an opened state, the potential safety hazard caused by opening the grounding switch and then closing and power transmission when the door body is not closed is avoided, and the personal and property safety of operators is effectively ensured.
A high-voltage switch cabinet comprises the interlocking mechanism.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. Interlocking mechanism, its characterized in that: comprises that
The fixing seat (3) is fixedly arranged on the side plate (1) of the cabinet body, a sliding sleeve (5) is arranged on the fixing seat (3), a horizontal push rod (6) capable of moving along the sliding sleeve (5) is movably sleeved in the sliding sleeve (5), and a pressure spring (4) is sleeved on the horizontal push rod (6);
the ejector rod (2) is fixedly connected with one end of the horizontal push rod (6) and is used for linking the horizontal push rod (6) to move when the door body is opened and closed;
the steering arm (7) is movably arranged on the cabinet body side plate (1) through a rotating shaft, and one end of the steering arm (7) is hinged with the other end of the horizontal push rod (6);
the connecting rod (8) is hinged with the steering arm (7) and is used for linking a vertical push rod (9) with the lower end movably hinged to move up and down under the rotation of the steering arm (7), and the vertical push rod (9) is sleeved in a retaining sleeve (10) connected with the fixed seat (3);
the locking device (11) is fixedly connected with one end of the vertical push rod (9) and is used for locking the driving rod (15) to rotate; and
one end of the driving rod (15) is movably sleeved in a shaft sleeve (14) connected with the fixed seat (3), the other end of the driving rod (15) is connected with the grounding switch, and the driving rod (15) turns on and off the grounding switch through rotation.
2. The interlock mechanism of claim 1, wherein: the steering arm (7) comprises a triangular structure, and the steering arm (7) is hinged with the horizontal push rod (6) and the connecting rod (8) through a connecting groove.
3. The interlock mechanism of claim 1, wherein: locking device (11) including setting up locking piece (12) on perpendicular push rod (9) and setting up locking dish (13) on actuating lever (15), locking groove has been seted up on locking dish (13), locking piece (12) get into or when keeping away from the locking groove, realize locking and the unblock to locking dish (13).
4. A high tension switchgear which characterized in that: comprising an interlocking mechanism according to any of claims 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020289097.3U CN211555726U (en) | 2020-03-11 | 2020-03-11 | Interlocking mechanism and high-voltage switch cabinet thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020289097.3U CN211555726U (en) | 2020-03-11 | 2020-03-11 | Interlocking mechanism and high-voltage switch cabinet thereof |
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| Publication Number | Publication Date |
|---|---|
| CN211555726U true CN211555726U (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020289097.3U Active CN211555726U (en) | 2020-03-11 | 2020-03-11 | Interlocking mechanism and high-voltage switch cabinet thereof |
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| Country | Link |
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| CN (1) | CN211555726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116575410A (en) * | 2023-07-14 | 2023-08-11 | 常州市武进第一水利机械有限公司 | Opening and closing device, gate with opening and closing device and working method of gate |
-
2020
- 2020-03-11 CN CN202020289097.3U patent/CN211555726U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116575410A (en) * | 2023-07-14 | 2023-08-11 | 常州市武进第一水利机械有限公司 | Opening and closing device, gate with opening and closing device and working method of gate |
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