CN213918083U - Emergency opening and closing pressurization operation device - Google Patents
Emergency opening and closing pressurization operation device Download PDFInfo
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- CN213918083U CN213918083U CN202022894093.0U CN202022894093U CN213918083U CN 213918083 U CN213918083 U CN 213918083U CN 202022894093 U CN202022894093 U CN 202022894093U CN 213918083 U CN213918083 U CN 213918083U
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- rotating shaft
- closing
- mounting seat
- emergency opening
- nut rotating
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Abstract
The utility model discloses an emergency opening and closing pressurization operating device, which comprises a mounting seat, a nut rotating shaft and a pressurization screw rod; the mounting seat is fixed on the cabinet surface of the electric cabinet, the nut rotating shaft is rotatably connected to the mounting seat, the pressurizing lead screw is in threaded connection with the bottom of the nut rotating shaft and is in sliding connection with the mounting seat, and the pressing operation of the emergency opening and closing button is realized by driving the pressurizing lead screw to move up and down through the rotation of the nut rotating shaft. The device adopts the screw rod and nut pair to realize the pressing operation of the emergency opening and closing, the nut is rotated to drive the screw rod to press the opening and closing button, the required pressing force is reduced, and the device has the advantages of simple structure, convenient operation, lower cost and the like; after the switch is pressed in place, the opening and closing button is kept in the current state by means of self-locking force between the threads, operation stability is improved, and hidden dangers possibly caused by manual operation are greatly reduced.
Description
Technical Field
The utility model relates to an urgent divide-shut brake pressurization operating means belongs to electric cabinet operation technical field.
Background
At present, when the electric on-off of a circuit breaker of a high-voltage switch cabinet and a medium-voltage switch cabinet breaks down, the reliable operation of the on-off can not be realized. In this case, emergency opening and closing is required by a mechanical device, and for this reason, a circuit breaker is generally provided with an emergency opening and closing button for starting the mechanical opening and closing. However, some emergency opening and closing buttons on the cabinet surface have larger pressing force and need to be kept in a pressing state all the time, so that manual operation is difficult and potential safety hazards exist.
Disclosure of Invention
The purpose of the invention is as follows: in order to solve the problem, the utility model provides a pair of urgent divide-shut brake pressurization operating means adopts the vice realization of screw nut to the pressing operation of urgent divide-shut brake, reduces required pressing force, and can rely on the self-locking power between the screw thread to make the divide-shut brake button keep current state after pressing, reduces the hidden danger that artificial operation probably appears.
The technical scheme is as follows:
in order to achieve the purpose, the emergency opening and closing pressurization operation device provided by the invention comprises a mounting seat, a nut rotating shaft and a pressurization screw rod;
the mounting seat is fixed on the cabinet surface of the electric cabinet, the nut rotating shaft is rotatably connected to the mounting seat, the pressurizing screw rod is in threaded connection with the bottom of the nut rotating shaft and is in sliding connection with the mounting seat, and the pressing operation of the emergency opening and closing button is realized by driving the pressurizing screw rod to move up and down through the rotation of the nut rotating shaft.
Further, the mounting base comprises a hollow cylinder, and a bearing is arranged at the top of the hollow cylinder and used for realizing the rotating connection of the nut rotating shaft.
Further, be equipped with the bar groove on the cavity barrel, the round pin axle is worn to be equipped with in the bar inslot, round pin hub connection realizes the slip stroke of pressurization lead screw and mount pad through the restriction of bar groove and round pin axle on the pressurization lead screw.
Furthermore, trapezoidal thread fit is adopted between the pressurizing lead screw and the nut rotating shaft, so that the transmission of a lead screw nut pair is realized, the pressing operation of the opening and closing button is further realized, and the opening and closing button can be kept in the current state by means of the self-locking performance of the threads after being pressed in place.
Furthermore, a rotating handle is arranged on the nut rotating shaft and used for driving the nut rotating shaft to rotate.
Furthermore, the mounting seat is provided with a fixing part for realizing the connection and fixation of the mounting seat and the cabinet surface of the electric cabinet so as to ensure the pressing force of the screw nut pair.
Further, the mounting includes a plurality of magnetism and inhales the stone, the mount pad bottom is equipped with the recess that is used for holding magnetism to inhale the stone, and it is fixed with the absorption of electricity cabinet face to realize the mount pad through magnetism to inhale the stone, and the installation is simple and convenient.
Furthermore, the bottom of the groove is provided with a threaded hole, and screws are screwed in from the threaded hole to overcome the suction force of the magnetic suction stone, so that the mounting seat and the cabinet surface of the electric cabinet are detached and separated.
Has the advantages that: the utility model provides a pair of urgent divide-shut brake pressurization operating means for prior art, has following advantage:
1. the screw-nut pair is adopted to realize pressing operation on emergency opening and closing, the screw rod is driven to press the opening and closing button through the rotating nut, the required pressing force is reduced, and the emergency opening and closing device has the advantages of simple structure, convenience in operation, lower cost and the like.
2. After the screw nut pair is pressed in place, the opening and closing button is kept in the current state by means of self-locking of threads, manual pressing action is not required to be kept, manpower is liberated, operation stability is improved, and potential safety hazards are greatly reduced.
Drawings
The invention will be further described and illustrated with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of an emergency opening/closing pressurization operation device in an embodiment of the present invention;
fig. 2 is a structural cross-sectional view of the emergency opening/closing pressurization operation device in the embodiment of the present invention;
the reference numerals in the figures include: 1. the device comprises a mounting base, 2, a pin shaft, 3, a bearing cover, 4, a nut rotating shaft, 5, a rotating handle, 6, a bearing, 7 and a pressurizing screw rod.
Detailed Description
The following description of the preferred embodiments of the present invention with reference to the accompanying drawings will more clearly and completely illustrate the technical solutions of the present invention.
Example (b):
as shown in fig. 1-2, the emergency opening and closing pressurization operation device includes a mounting seat 1, a nut rotating shaft 4, and a pressurization screw rod 7;
the mounting seat 1 comprises a hollow cylinder covering the emergency opening and closing button, and the nut rotating shaft 4 is rotatably connected to the top of the hollow cylinder through a bearing 6. In this embodiment, bearing 6 passes through jump ring and shaft shoulder and realizes the axial fixity at the barrel top, bearing cap 3 is installed to bearing 6 top, bearing cap 3 passes through the screw and is fixed with mount pad 1.
The pressurizing screw rod 7 is in threaded connection with the bottom of the nut rotating shaft 4, so that the pressurizing screw rod 7 is located above the switching-on and switching-off button in the hollow cylinder, the pressurizing screw rod 7 is in sliding connection with the hollow cylinder, and the pressing operation of the switching-on and switching-off button is realized by driving the pressurizing screw rod 7 to move up and down through the rotation of the nut rotating shaft 4.
Furthermore, trapezoidal thread fit is adopted between the pressurizing screw rod 7 and the nut rotating shaft 4, so that screw-nut pair transmission is realized, pressing operation of the opening and closing button is further realized, and the opening and closing button can be kept in a current state by means of self-locking performance of threads after being pressed in place.
In this embodiment, cavity barrel both sides are equipped with the bar groove of symmetry, the round pin axle 2 is worn to be equipped with in the bar inslot, round pin axle 2 runs through and is connected in on the pressurization lead screw 7, realizes the slip stroke of pressurization lead screw 7 and cavity barrel through bar groove and the restriction of round pin axle 2.
Furthermore, the joint of the pressurizing screw rod 7 and the pin shaft 2 can be reinforced, including the mode of setting a reinforcing piece or thickening and the like, so as to improve the torsional structural strength of the pressurizing screw rod 7.
In this embodiment, the nut rotating shaft 4 is provided with a rotating handle 5 for driving the nut rotating shaft 4 to rotate. The rotating handle 5 is connected with the nut rotating shaft 4 through a thread pair (other fixing modes can be adopted), a threaded hole is formed in the connecting part of the nut rotating shaft, and the locking screw is used for preventing the matching loosening.
Furthermore, the bottom of the hollow cylinder body is provided with a fixing seat which is integrally connected, and the fixing seat is provided with a fixing piece for realizing the connection and fixation of the hollow cylinder body and the cabinet surface of the electric cabinet so as to ensure the pressing force of the screw nut pair. Of course, in other embodiments, the mounting seat may be fixed by using a fixing structure on the cabinet surface of the electric cabinet.
In this embodiment, the mounting is including arranging in the magnetism stone of inhaling of cavity barrel both sides, the fixing base bottom is equipped with the recess that is used for holding magnetism stone of inhaling, and it is fixed with the absorption of electricity cabinet face to realize the mount pad through magnetism stone of inhaling, and the installation is simple and convenient. In other embodiments, the mounting seat and the cabinet surface of the electric cabinet can be connected and fixed by using screws, bolts and the like.
Can realize the dismantlement of mount pad through the mode of dismantling the mounting under the general condition, but the mount pad is fixed through magnetic attraction and electric cabinet face absorption in this embodiment, consequently need overcome the magnetic attraction and can realize the dismantlement separation of mount pad. In this embodiment, the threaded hole is opened at recess bottom on the fixing base, when needs dismantle urgent divide-shut brake pressurization operating means, only need follow the threaded hole and twist the screw, overcome magnetism and inhale stone suction alright dismantle operating means.
The specific implementation manner of the utility model is as follows:
the operation device is installed on the cabinet surface of an electric cabinet through the magnetic stone, so that the hollow cylinder covers the upper part of the emergency opening and closing button, when the emergency opening and closing operation is needed, the nut rotating shaft 4 is driven to rotate through the rotating handle 5, and then the pressurizing screw rod 7 is driven to move up and down through the nut rotating shaft 4, and the emergency opening and closing button is pressed. After the pressure is in place, the screw-nut pair can keep a pressurizing state for the split-closing button by means of self-locking of threads.
When the emergency opening and closing pressurization operation device needs to be detached, the screw is screwed in only through the threaded hole, the operation device can be detached by overcoming the suction force of the magnetic suction stone, the detachment is simple, and the cabinet surface of the electric cabinet cannot be damaged.
The device adopts the screw rod and nut pair to realize the pressing operation of the emergency opening and closing, the nut is rotated to drive the screw rod to press the opening and closing button, the required pressing force is reduced, and the device has the advantages of simple structure, convenient operation, lower cost and the like; after the switch is pressed in place, the opening and closing button is kept in the current state by means of self-locking force between the threads, operation stability is improved, and hidden dangers possibly caused by manual operation are greatly reduced.
The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.
Claims (8)
1. An emergency opening and closing pressurization operation device is characterized by comprising a mounting seat, a nut rotating shaft and a pressurization screw rod;
the mounting seat is fixed on the cabinet surface of the electric cabinet, the nut rotating shaft is rotatably connected to the mounting seat, the pressurizing screw rod is in threaded connection with the bottom of the nut rotating shaft and is in sliding connection with the mounting seat, and the pressing operation of the emergency opening and closing button is realized by driving the pressurizing screw rod to move up and down through the rotation of the nut rotating shaft.
2. An emergency opening and closing pressurization operation device according to claim 1, wherein the mounting seat comprises a hollow cylinder body, and a bearing is arranged at the top of the hollow cylinder body and used for realizing the rotary connection of a nut rotating shaft.
3. The emergency opening and closing pressurization operation device according to claim 2, wherein a strip-shaped groove is formed in the hollow cylinder, a pin shaft penetrates through the strip-shaped groove, and the pin shaft is connected to the pressurization screw rod.
4. The emergency opening and closing pressurization operation device according to claim 1, wherein the pressurization screw rod is matched with the nut rotating shaft through trapezoidal threads.
5. The pressurized operating device for an emergency opening and closing brake according to claim 1, wherein a rotating handle is arranged on the nut rotating shaft and used for driving the nut rotating shaft to rotate.
6. The emergency opening and closing pressurization operation device according to claim 1, wherein a fixing piece is arranged on the installation seat and used for realizing the connection and fixation of the installation seat and a cabinet surface of an electric cabinet.
7. The emergency opening and closing pressurization operating device according to claim 6, wherein the fixing member comprises a plurality of magnetic stones, a groove for accommodating the magnetic stones is formed in the bottom of the mounting seat, and the mounting seat and the cabinet surface of the electric cabinet are fixedly attracted through the magnetic stones.
8. The emergency opening and closing pressurization operating device according to claim 7, wherein a threaded hole is formed in the bottom of the groove, and the mounting seat is detached and separated from the cabinet surface of the electric cabinet by screwing a screw into the threaded hole to overcome the suction force of the magnetic stone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022894093.0U CN213918083U (en) | 2020-12-03 | 2020-12-03 | Emergency opening and closing pressurization operation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022894093.0U CN213918083U (en) | 2020-12-03 | 2020-12-03 | Emergency opening and closing pressurization operation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213918083U true CN213918083U (en) | 2021-08-10 |
Family
ID=77148882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022894093.0U Active CN213918083U (en) | 2020-12-03 | 2020-12-03 | Emergency opening and closing pressurization operation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213918083U (en) |
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2020
- 2020-12-03 CN CN202022894093.0U patent/CN213918083U/en active Active
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