CN115939960A - Door body linkage locking mechanism and power distribution cabinet - Google Patents
Door body linkage locking mechanism and power distribution cabinet Download PDFInfo
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- CN115939960A CN115939960A CN202211439083.5A CN202211439083A CN115939960A CN 115939960 A CN115939960 A CN 115939960A CN 202211439083 A CN202211439083 A CN 202211439083A CN 115939960 A CN115939960 A CN 115939960A
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- door body
- door
- locking mechanism
- limiting
- limiting rod
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Abstract
The invention discloses a door body linkage locking mechanism and a power distribution cabinet, wherein the locking mechanism is used for a cabinet body of the power distribution cabinet, and comprises: mounting a plate; the opening and closing rotating shaft is rotatably connected to the mounting plate; the limiting piece is arranged on the opening and closing rotating shaft and provided with a limiting claw; the mounting frame is arranged on the mounting plate in a vertically slidable manner, and a connecting shaft and a door pin are arranged on the mounting frame; the limiting rod is hinged to the mounting plate, the lower end of one end of the limiting rod is used for abutting against the limiting claw, the other end of the limiting rod is provided with a waist-shaped hole, the connecting shaft is inserted in the waist-shaped hole, and the connecting shaft can slide in the waist-shaped hole; the door body, the connection door pin can be dismantled to the upper end, and the door body is provided with hangs the groove, hangs the groove and includes horizontal segment and vertical section, and vertical section setting is in the horizontal segment top, and vertical section intercommunication horizontal segment is provided with the rivet on the cabinet body, and the rivet is used for getting into in order to hang the vertical section of detaining from the horizontal segment.
Description
Technical Field
The invention relates to the technical field of power distribution cabinets, in particular to a door linkage locking mechanism and a power distribution cabinet.
Background
The door body of switch board needs guarantee the shutting after closing a floodgate, avoids operating personnel to open the door body by mistake, produces the incident.
The electromagnetic lock is mainly adopted in the door body shutting in the past, and the electromagnetic lock shutting requires that the switch board must possess secondary power supply, supplies with the power of electromagnetic lock specially promptly, and is with high costs, and the damage of electromagnetic lock is difficult to the maintenance.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a door body linkage locking mechanism which locks a door body by a mechanical interlocking mechanism, has low cost and is beneficial to maintenance.
The invention further provides a power distribution cabinet with the door linkage locking mechanism.
According to a first aspect embodiment of the present invention, a door linkage locking mechanism for a cabinet body of a power distribution cabinet includes: mounting a plate; the opening and closing rotating shaft is rotatably connected to the mounting plate; the limiting piece is arranged on the opening and closing rotating shaft and provided with a limiting claw; the mounting frame is vertically and slidably arranged on the mounting plate, and a connecting shaft and a door pin are arranged on the mounting frame; the limiting rod is hinged to the mounting plate, the lower end of one end of the limiting rod is used for abutting against the limiting claw, a waist-shaped hole is formed in the other end of the limiting rod, the connecting shaft is inserted into the waist-shaped hole, and the connecting shaft can slide in the waist-shaped hole; the door body, the upper end can be dismantled and connect the door pin, the door body is provided with hangs the groove, it includes horizontal segment and vertical section to hang the groove, vertical section sets up the horizontal segment top, vertical section intercommunication the horizontal segment, be provided with the rivet on the cabinet body, the rivet is used for following the horizontal segment gets into in order to hang and detains vertical section.
According to the door body linkage locking mechanism provided by the embodiment of the invention, at least the following beneficial effects are achieved: when the opening and closing rotating shaft rotates to a closing state, the limiting claw on the limiting piece just abuts against the lower end of one end of the limiting rod, at the moment, the limiting rod is in a horizontal state, the kidney-shaped hole also horizontally extends, the rivet is clamped in the vertical section, the door pin limits the displacement above the door body, the limiting rod takes a hinged part as a fulcrum, the distance from one end of the limiting rod to the fulcrum is larger than the distance from the other end of the limiting rod to the fulcrum, if unlocking is required, the rivet is required to be separated from the vertical section and come out of the horizontal section, the door body needs to be lifted, the door pin needs to be moved upwards, the mounting frame needs to be moved upwards, the connecting shaft is required to push the limiting rod to rotate, the limiting rod is abutted against the limiting piece which is closed, the limiting rod forms a laborious lever relative to the mounting frame, the mounting frame cannot move upwards, the door body is in a closed state, the mechanism is simple and compact, the rivet and the door pin and the door body cannot be opened and linked skillfully, and the door body cannot be opened easily and the safety is ensured.
According to some embodiments of the invention, the mounting frame is connected with the mounting plate through an elastic piece, the elastic piece is used for driving the mounting frame to move downwards, and the arranged elastic piece enables the hanging groove to be clamped on the rivet, so that elastic pre-tightening force is provided, the door body is ensured to be in a normally closed state, and safety is ensured.
According to some embodiments of the present invention, the elastic member includes a coil spring, a leaf spring, a gas spring or a rubber block, and the elastic member is available in a wide variety of sources and low in cost.
According to some embodiments of the invention, the plurality of hanging grooves are formed, the rivets are arranged in one-to-one correspondence with the hanging grooves, so that the stress uniformity of the door body is ensured, and the phenomenon that part of the rivets are broken and fail due to overlarge bearing load is avoided.
According to some embodiments of the invention, the door body is arranged to be a groove type, and the left side plate and the right side plate of the door body are both provided with the hanging grooves, so that the left side stress and the right side stress of the door body are balanced.
According to some embodiments of the invention, a clamping block and a clamping shaft are arranged at one end of the door pin for clamping the door body, the diameter of the clamping shaft is smaller than that of the clamping block, the clamping block is connected with the door pin through the clamping shaft, a bayonet is arranged on an upper end plate of the door body, and the distance between two opposite side surfaces in the bayonet is smaller than that of the clamping block and larger than that of the clamping shaft, so that when the door body is unlocked, the door pin moves upwards, the door body is lifted upwards and then taken out forwards more conveniently, and the interlocking effect is better realized.
According to some embodiments of the present invention, the free end of the rivet is provided with a pressing sheet, the pressing sheet is used for pressing the corresponding left side plate and the corresponding right side plate, and the pressing sheet is arranged to play a role in limiting the displacement of the door body in the left-right direction, and also play a role in pressing the door body, so as to prevent the door body from shaking.
According to some embodiments of the invention, the mounting plate is provided with at least two guide rods, the at least two guide rods are arranged side by side, the mounting frame is slidably connected to the guide rods, and the mounting plate can be stably lifted and lowered along the vertical direction to avoid moving in a deviated direction.
According to some embodiments of the invention, the limiting rod is provided with a butting groove, the butting groove is arranged downwards, the limiting claw is used for butting against the bottom of the butting groove, and the arranged butting groove can be used for accommodating the limiting claw and preventing the limiting claw from being easily separated from the butting groove, so that better locking performance is ensured.
According to the embodiment of the second aspect of the invention, the power distribution cabinet comprises the door linkage locking mechanism.
According to the embodiment of the invention, the power distribution cabinet at least has the following beneficial effects: when the opening and closing rotating shaft rotates to a closing state, the limiting claw on the limiting piece just abuts against the lower end of one end of the limiting rod, at the moment, the limiting rod is in a horizontal state, the kidney-shaped hole also horizontally extends, the rivet is clamped in the vertical section, the door pin limits displacement above the door body, the limiting rod takes a hinged part as a fulcrum, the distance from one end of the limiting rod to the fulcrum is larger than the distance from the other end of the limiting rod to the fulcrum, if unlocking is required, the rivet is required to be separated from the vertical section and come out of the horizontal section, the door body needs to be lifted, the door pin needs to be moved upwards, the mounting frame needs to move upwards to push the limiting rod to rotate through the connecting shaft, the limiting rod is abutted against the limiting piece which is closed, the limiting rod forms a lever relative to the mounting frame, the mounting frame cannot move upwards, the door body is in a closed state, the mechanism is simple, the rivet and the door body and the door pin are just abutted against the limiting piece, so that the door body cannot be opened easily and the door body cannot be opened safely.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of the combination of a door linkage locking mechanism and a cabinet body according to an embodiment of the invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic structural view of the linkage locking mechanism shown in FIG. 1 for taking out a door body;
FIG. 4 is a front view of the linkage locking mechanism shown in FIG. 1 in combination with a cabinet;
FIG. 5 is a bottom perspective view of the linkage locking mechanism shown in FIG. 1.
a switching-on and switching-off rotating shaft 200;
a spacing piece 300, a spacing claw 310;
the mounting bracket 400, the connecting shaft 410, the door pin 420, the latch 421, the latch shaft 422, and the elastic member 430;
the limiting rod 500, the waist-shaped hole 510 and the abutting groove 520;
the door body 600, a hanging groove 610, a horizontal section 611, a vertical section 612 and a bayonet 620;
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and more than, less than, more than, etc. are understood as excluding the present number, and more than, less than, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 5, a door linkage locking mechanism for a cabinet 700 of a power distribution cabinet includes: a mounting plate 100; the opening and closing rotating shaft 200 is rotatably connected to the mounting plate 100; the limiting piece 300 is arranged on the opening and closing rotating shaft 200, and the limiting piece 300 is provided with a limiting claw 310; the mounting bracket 400 is vertically and slidably arranged on the mounting plate 100, and the mounting bracket 400 is provided with a connecting shaft 410 and a door pin 420; the limiting rod 500 is hinged to the mounting plate 100, the lower end of one end of the limiting rod 500 is used for abutting against the limiting claw 310, the other end of the limiting rod 500 is provided with a waist-shaped hole 510, the connecting shaft 410 is inserted in the waist-shaped hole 510, and the connecting shaft 410 can slide in the waist-shaped hole 510; the upper end of the door body 600 is detachably connected with a door pin 420, the door body 600 is provided with a hanging groove 610, the hanging groove 610 comprises a horizontal section 611 and a vertical section 612, the vertical section 612 is arranged above the horizontal section 611, the vertical section 612 is communicated with the horizontal section 611, a rivet 710 is arranged on the cabinet body 700, and the rivet 710 is used for entering from the horizontal section 611 to be hung and buckled on the vertical section 612. When the opening and closing rotating shaft 200 rotates to a closing state, the limiting claw 310 on the limiting piece 300 just abuts against the lower end of one end of the limiting rod 500, at the moment, the limiting rod 500 is in a horizontal state, the kidney-shaped hole 510 also horizontally extends, the rivet 710 is clamped on the vertical section 612, the door pin 420 limits displacement above the door body 600, the limiting rod 500 takes a hinged part as a fulcrum, the distance from one end of the limiting rod 500 to the fulcrum is larger than the distance from the other end of the limiting rod 500 to the fulcrum, if unlocking is needed, the rivet 710 is required to be separated from the vertical section 612 and come out of the horizontal section 611, the door body 600 needs to be lifted, the door pin 420 needs to be moved upwards, the mounting frame 400 needs to be moved upwards, the connecting shaft 410 is required to push the limiting rod 500 to rotate when the mounting frame 400 moves upwards, the limiting rod 500 is just abutted against the limiting piece 300 which is closed, the limiting rod 500 forms a lever relative to the mounting frame 400, the mounting frame 400 cannot move upwards, the door body 600 is in a closing state, the door body 600 is in a locking state, the mechanism is simple and ingenious, the hanging groove 610, the rivet and the door body 600 is easily opened and the door body 710 cannot be safely guaranteed. It can be understood that, if there is no hanging groove 610, the door body 600 receives forward force, the door body 600 can topple over or rock, the hanging groove 610 is set to limit toppling of the door body 600, the hanging groove 610 is set to be L-shaped, a series of linkage effects are generated just with the linkage mechanism on the mounting frame 400, the door body 600 is required to be lifted upwards when the door body 600 is required to be separated from the hanging groove 610, the door body 600 is required to be unlocked by separating from the brake when the door body 600 is lifted upwards, and it can be understood that the extending line of the horizontal section 611 is parallel to the ground when the power distribution cabinet is normally placed horizontally.
In some embodiments, the mounting frame 400 is connected to the mounting plate 100 through the elastic member 430, the elastic member 430 is used for driving the mounting frame 400 to move downwards, and the provided elastic member 430 enables the hanging groove 610 to be clamped on the rivet 710, so as to provide elastic pre-tightening force, ensure that the door body 600 is in a normally closed state, and ensure safety. It can be understood that the elastic member 430 is a coil spring, the elastic member 430 is sleeved on the guide rod 110, one end of the elastic member 430 is connected to the mounting frame 400, the other end of the elastic member 430 is connected to the mounting plate 100, and the connection between the elastic member 430 and the mounting plate 100 is indirect.
In some embodiments, the elastic member 430 may also be a compression spring, that is, the elastic member 430 is used to drive the mounting frame 400 to move upward, that is, when the door is opened, the door 600 may be automatically bounced, and a person only needs to take out the door 600 forward.
In some embodiments, the elastic member 430 includes a coil spring, a spring plate, a gas spring, or a rubber block, and the elastic member is available in a wide variety of sources and at a low cost.
In some embodiments, the hanging grooves 610 are provided in plurality, and the rivets 710 are arranged in one-to-one correspondence with the hanging grooves 610, so that the uniformity of the stress on the door body 600 is ensured, and the breakage and failure of part of the rivets 710 due to excessive load bearing are avoided. It will be appreciated that when the rivet 710 abuts the top end of the vertical section 612, the slotted hole 510 is horizontal, i.e., the stop lever 500 is horizontal.
In some embodiments, the door body 600 is a groove type, and the left side plate and the right side plate of the door body 600 are both provided with the hanging groove 610, so that the left side stress and the right side stress of the door body 600 are balanced. It can be understood that the hanging grooves 610 of the left side plate of the door body 600 are the same in number as the hanging grooves 610 of the right side plate of the door body 600, and are symmetrically arranged about the vertical center line of the front plate of the door.
In some embodiments, a clamping block 421 and a clamping shaft 422 are disposed at one end of the door pin 420 for clamping the door body 600, the diameter of the clamping shaft 422 is smaller than that of the clamping block 421, the clamping block 421 is connected with the door pin 420 through the clamping shaft 422, a clamping opening 620 is disposed on an upper end plate of the door body 600, a distance between two opposite side surfaces in the clamping opening 620 is smaller than that of the clamping block 421, and a distance between two opposite side surfaces in the clamping opening 620 is greater than that of the clamping shaft 422, so that when the door body 600 is unlocked, the door pin 420 moves upward, the door body 600 is lifted upward and then taken out forward more conveniently, and the interlocking function is better realized.
In some embodiments, the free end of the rivet 710 is provided with the pressing piece 711, the pressing piece 711 is used for pressing the corresponding left side plate and the corresponding right side plate, and the arranged pressing piece 711 can play a role in limiting the displacement of the door body 600 in the left-right direction, and can also play a role in pressing the door body 600, so that the door body 600 is prevented from shaking left and right. It will be appreciated that the tab 711 may be integrally formed with the rivet 710, or may be threadably attached to the free end of the rivet 710, i.e., the end of the rivet 710 that is not attached to the cabinet 700.
In some embodiments, at least two guide rods 110 are disposed on the mounting plate 100, the at least two guide rods 110 are disposed side by side, and the mounting frame 400 is slidably connected to the guide rods 110, so that the mounting plate 100 can be stably lifted and lowered vertically to avoid moving in a deviated direction.
In some embodiments, the limiting rod 500 is provided with an abutting groove 520, the abutting groove 520 is arranged downward, the limiting claw 310 is used for abutting against the bottom of the abutting groove 520, and the arranged abutting groove 520 can be used for accommodating the limiting claw 310 and preventing the limiting claw 310 from being easily separated from the abutting groove 520, so as to ensure better locking performance. It can be understood that the abutting groove 520 can prevent the limiting claw 310 from being separated from the limiting rod 500 along the front-back direction, and prevent the limiting claw 310 from being separated from the limiting rod 500 to cause the potential safety hazard of unlocking and interlocking when the limiting claw is vibrated, for example, the problem of unlocking and interlocking can not occur when an earthquake occurs.
A power distribution cabinet comprises a door linkage locking mechanism. When the opening and closing rotating shaft 200 rotates to a closing state, the limiting claw 310 on the limiting piece 300 just abuts against the lower end of one end of the limiting rod 500, at the moment, the limiting rod 500 is in a horizontal state, the kidney-shaped hole 510 also horizontally extends, the rivet 710 is clamped in the vertical section 612, the door pin 420 limits the displacement above the door body 600, the limiting rod 500 takes the hinged part as a fulcrum, the distance from one end of the limiting rod 500 to the fulcrum is greater than the distance from the other end of the limiting rod 500 to the fulcrum, if unlocking is required, the rivet 710 is required to be separated from the vertical section 612 and come out of the horizontal section 611, so that the door body 600 needs to be lifted, the door pin 420 needs to be moved upwards, the mounting frame 400 needs to be moved upwards, the connecting shaft 410 is required to push the limiting rod 500 to rotate when the door body 400 moves upwards, the limiting rod 500 is just abutted against the closed limiting piece 300, the limiting rod 500 forms a laborious linkage lever relative to the mounting frame 400, the mounting frame 400 can not move upwards, and the door body 600 can be easily opened and the safety linkage can be ensured.
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 within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. The utility model provides a door linkage locking mechanism for the cabinet body of switch board, its characterized in that includes:
mounting a plate;
the opening and closing rotating shaft is rotatably connected to the mounting plate;
the limiting piece is arranged on the opening and closing rotating shaft and provided with a limiting claw;
the mounting frame is arranged on the mounting plate in a vertically slidable manner, and a connecting shaft and a door pin are arranged on the mounting frame;
the limiting rod is hinged to the mounting plate, the lower end of one end of the limiting rod is used for being abutted to the limiting claw, a waist-shaped hole is formed in the other end of the limiting rod, the connecting shaft is inserted into the waist-shaped hole, and the connecting shaft can slide in the waist-shaped hole;
the door body, the upper end can be dismantled and connect the door pin, the door body is provided with hangs the groove, it includes horizontal segment and vertical section to hang the groove, vertical section sets up the horizontal segment top, vertical section intercommunication the horizontal segment, be provided with the rivet on the cabinet body, the rivet is used for following the horizontal segment gets into in order to hang and detains vertical section.
2. The door body linkage locking mechanism according to claim 1, characterized in that: the mounting bracket is connected with the mounting plate through an elastic piece, and the elastic piece is used for driving the mounting bracket to move downwards.
3. The door body linkage locking mechanism according to claim 2, characterized in that: the elastic part comprises a spiral spring, an elastic sheet, a gas spring or a rubber block.
4. The door body linkage locking mechanism according to claim 3, characterized in that: the hanging grooves are provided with a plurality of rivets, and the rivets are arranged in one-to-one correspondence with the hanging grooves.
5. The door body linkage locking mechanism according to claim 4, characterized in that: the door body sets up to the cell type, the left side board and the right side board of the door body all are provided with hang the groove.
6. The door body linkage locking mechanism according to claim 5, characterized in that: the door pin is used for clamping one end of the door body is provided with a clamping block and a clamping shaft, the diameter of the clamping shaft is smaller than that of the clamping block, the clamping block is connected with the door pin through the clamping shaft, the upper end plate of the door body is provided with a clamping opening, and the distance between two opposite side faces in the clamping opening is smaller than that of the clamping block and larger than that of the clamping shaft.
7. The door body linkage locking mechanism according to claim 5, characterized in that: and the free end of the rivet is provided with a pressing sheet which is used for pressing the corresponding left side plate and the corresponding right side plate.
8. The door body linkage locking mechanism according to claim 1, characterized in that: be provided with two piece at least guide bars on the mounting panel, two at least the guide bar sets up side by side, mounting bracket sliding connection be in on the guide bar.
9. The door interlocking locking mechanism according to any one of claims 1 to 8, characterized in that: the limiting rod is provided with a butt joint groove, the butt joint groove is arranged downwards, and the limiting claw is used for butt joint at the groove bottom of the butt joint groove.
10. A power distribution cabinet, characterized by comprising the door interlocking locking mechanism of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211439083.5A CN115939960A (en) | 2022-11-17 | 2022-11-17 | Door body linkage locking mechanism and power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211439083.5A CN115939960A (en) | 2022-11-17 | 2022-11-17 | Door body linkage locking mechanism and power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115939960A true CN115939960A (en) | 2023-04-07 |
Family
ID=86654952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211439083.5A Pending CN115939960A (en) | 2022-11-17 | 2022-11-17 | Door body linkage locking mechanism and power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115939960A (en) |
-
2022
- 2022-11-17 CN CN202211439083.5A patent/CN115939960A/en active Pending
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