CN220065483U - Forced interlocking mechanism of switch cabinet - Google Patents
Forced interlocking mechanism of switch cabinet Download PDFInfo
- Publication number
- CN220065483U CN220065483U CN202321460522.0U CN202321460522U CN220065483U CN 220065483 U CN220065483 U CN 220065483U CN 202321460522 U CN202321460522 U CN 202321460522U CN 220065483 U CN220065483 U CN 220065483U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- rotating
- interlocking mechanism
- door
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Patch Boards (AREA)
Abstract
The utility model relates to the technical field of switch cabinets and discloses a forced interlocking mechanism of a switch cabinet, which solves the problem that the reliability and stability of the existing interlocking mechanism of the switch cabinet cannot be guaranteed, and comprises a switch cabinet body, wherein a door frame is fixedly arranged on one side of the switch cabinet body, two cabinet doors are rotatably arranged on one side of the door frame, a first rotating shaft and a second rotating shaft are rotatably connected to the middle part of one cabinet door, a door closing fixing piece is arranged between one end of the second rotating shaft and the door frame, a transmission part is arranged between one end of the first rotating shaft and the inside of the switch cabinet body, the lower part of the transmission part is connected with an operation shaft of a grounding interlocking mechanism, and rotating blocks are fixedly connected to the other ends of the first rotating shaft and the second rotating shaft; the forced interlocking mechanism of the switch cabinet has reliable stability and safety, meanwhile, the forced interlocking mechanism is simple in structural design, convenient and fast to use and operate, stable and reliable in control operation, and the safety requirement of the switch cabinet can be met by the performance of the forced interlocking mechanism.
Description
Technical Field
The utility model belongs to the technical field of switch cabinets, and particularly relates to a forced interlocking mechanism of a switch cabinet.
Background
The switch cabinet has the main functions of opening and closing, controlling and protecting electric equipment in the process of generating, transmitting, distributing and converting electric energy of the electric power system; the components in the switch cabinet mainly comprise a breaker, a disconnecting switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like; in the operation specification of the switch cabinet, after the operation shaft of the switch cabinet is switched on, the lower door cannot be opened, and after the lower door is opened, the operation shaft is required to be not switched on; in order to ensure personal safety of maintenance personnel, the switch cabinet is internally provided with a grounding interlocking mechanism, the grounding interlocking mechanism of the existing switch cabinet is complex in structure, difficult to operate and poor in use effect, and the reliability and stability of the grounding switch interlocking are affected, so that potential safety hazards exist for the operation of workers on the switch cabinet; thus, improvements are now needed for the current situation.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the forced interlocking mechanism of the switch cabinet, which effectively solves the problem that the reliability and the stability of the existing interlocking mechanism of the switch cabinet cannot be guaranteed.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a forced interlocking mechanism of cubical switchboard, includes the cubical switchboard cabinet body, one side fixed mounting of the cubical switchboard cabinet body has the door frame, one side rotation of door frame is installed two cabinet doors, the middle part rotation of one of them cabinet door is connected with axis of rotation one and axis of rotation two, be equipped with the closed mounting of door between one end of axis of rotation two and the door frame, be equipped with drive unit between the inside of the cubical switchboard cabinet body, drive unit's lower part is connected with ground connection interlocking mechanism operating shaft, the equal fixedly connected with dwang of the other end of axis of rotation one and axis of rotation two, one side fixedly connected with of one of them cabinet door is ninety degrees to rotate the dog, the control chamber has been seted up at the middle part of one of them cabinet door, axis of rotation one and axis of rotation two run through the control chamber, the tip that axis of rotation one and axis of rotation two are located the control chamber inside is fixedly connected with first rotation disc and second rotation disc respectively, circular arc recess has all been seted up to the circumference of first rotation disc and second rotation disc, the last circular arc recess ninety degrees dislocation setting of first rotation disc and second rotation disc, thereby can effectually carry out forced interlocking control and operation.
Preferably, the transmission part comprises a worm, the worm is fixedly connected with one end of a first rotating shaft, the other side of one cabinet door is rotationally connected with a first rotating rod, one end of the first rotating rod is fixedly connected with a worm wheel which is meshed with the worm, and the other end of the first rotating rod is fixedly connected with a large bevel gear.
Preferably, one side of the inside of the switch cabinet body is fixedly provided with an inverted U-shaped block, the inside of the inverted U-shaped block is rotationally connected with a second rotating rod, one end of the second rotating rod is fixedly connected with a bevel pinion which is meshed and connected with a large bevel gear, the surface of the second rotating rod, which is positioned on the inner side of the inverted U-shaped block, is in threaded connection with a T-shaped moving block, and an operating shaft of the grounding interlocking mechanism is connected to the bottom of the T-shaped moving block, so that the operating shaft of the grounding interlocking mechanism can be effectively clamped.
Preferably, the door closing fixing piece comprises a third rotating disc fixedly connected with one end of a rotating shaft, the surface of the third rotating disc is rotationally connected with two pull rods, a pair of fixing rings are fixedly installed on the upper portion and the lower portion of the other side of one cabinet door, movable pins are movably inserted between the middle portions of the two fixing rings, one ends of the two pull rods are respectively rotationally connected with one ends of the two movable pins, one ends of the two movable pins are fixedly connected with bolts, opposite to each other, insertion holes are formed in the top and the bottom of the door frame, and the two bolts are movably inserted into the two insertion holes, so that the cabinet door can be effectively closed stably.
Preferably, two opposite end surfaces of the cabinet door are provided with matched clamping groove sealing ports, so that the cabinet door can be stably and effectively closed.
Compared with the prior art, the utility model has the beneficial effects that: through being provided with switch cabinet body, door frame, cabinet door, axis of rotation one, axis of rotation two, door closure mounting, drive unit, ground connection interlocking mechanism operating axle, turning block, ninety degrees rotation dog, control chamber, first rotating disc, second rotating disc and circular arc recess, make the forced interlocking mechanism of this switch cabinet have reliable stability and security, before the switch cabinet lower door is opened, must make ground connection interlocking mechanism's operating axle open the floodgate after just can going on the door and open the operation, on the contrary before ground connection interlocking mechanism's operating axle closes a floodgate, must make switch cabinet lower door carry out stable effectual closed just can carry out operating axle closing operation, this forced interlocking mechanism structural design is simple simultaneously, use and simple operation, control operation is reliable and stable, the demand of switch cabinet safe use can be satisfied in its performance that has.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
In the drawings:
FIG. 1 is a schematic diagram of a forced interlocking machine of a switchgear of the present utility model;
FIG. 2 is a schematic view of the partial structure of FIG. 1 according to the present utility model;
FIG. 3 is a schematic cross-sectional view of one of the doors of the present utility model;
FIG. 4 is a schematic rear view of the structure of FIG. 3 according to the present utility model;
FIG. 5 is a schematic cross-sectional view of the doorframe of the present utility model;
FIG. 6 is a schematic top view of two doors of the present utility model;
in the figure: 1. a switch cabinet body; 2. a door frame; 3. a cabinet door; 4. a first rotating shaft; 5. a second rotating shaft; 6. a door closure mount; 7. a transmission member; 8. an operating shaft of the grounding interlocking mechanism; 9. a rotating block; 10. ninety degree rotation stops; 11. a control chamber; 12. a first rotating disc; 13. a second rotating disc; 14. arc grooves; 15. a worm; 16. rotating the first rod; 17. a worm wheel; 18. a large bevel gear; 19. an inverted U-shaped block; 20. a second rotating rod; 21. bevel pinion; 22. a T-shaped moving block; 23. a third rotating disc; 24. a pull rod; 25. a fixing ring; 26. a movable pin; 27. a plug pin; 28. and a jack.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model is given by fig. 1 to 6, the switch cabinet comprises a switch cabinet body 1, a door frame 2 is fixedly arranged on one side of the switch cabinet body 1, two cabinet doors 3 are rotatably arranged on one side of the door frame 2, a first rotating shaft 4 and a second rotating shaft 5 are rotatably connected to the middle part of one cabinet door 3, a door closing fixing piece 6 is arranged between one end of the second rotating shaft 5 and the door frame 2, a transmission part 7 is arranged between one end of the first rotating shaft 4 and the inside of the switch cabinet body 1, the lower part of the transmission part 7 is connected with a grounding interlocking mechanism operation shaft 8, the other ends of the first rotating shaft 4 and the second rotating shaft 5 are fixedly connected with rotating blocks 9, one side of one cabinet door 3 is fixedly connected with two ninety-degree rotation check blocks 10, a control cavity 11 is formed in the middle part of one cabinet door 3, the first rotating shaft 4 and the second rotating shaft 5 penetrate through the control cavity 11, the end parts of the first rotating shaft 4 and the second rotating shaft 5 positioned in the control cavity 11 are fixedly connected with a first rotating disc 12 and a second rotating disc 13 respectively, circular arc grooves 14 are formed in the circumferential surfaces of the first rotating disc 12 and the second rotating disc 13, and the circular arc grooves 14 are formed in the circumferential surfaces of the first rotating disc 12 and the second rotating disc 13 respectively, and the circular arc grooves 14 are arranged on the ninety-degree rotation grooves and can be effectively interlocked to control and can be forced to perform the interlocking operation;
when the door closing fixing piece 6 is adjusted through the second rotating shaft 5 to separate the door closing fixing piece 6 from the door frame 2 to open the cabinet door 3, the transmission part 7 is adjusted through the first rotating shaft 4, so that the transmission part 7 moves the grounding interlocking mechanism operating shaft 8, and the grounding interlocking mechanism operating shaft 8 can be operated after opening the door; conversely, before the grounding interlocking mechanism operating shaft 8 is closed, the door closing fixing piece 6 is connected with the door frame 2, so that the cabinet door 3 is tightly closed, and then the grounding interlocking mechanism operating shaft 8 can be closed;
when the cabinet door 3 is opened, ninety degrees of rotation are performed on the first rotating shaft 4 through the rotating block 9, ninety degrees of rotation of the first rotating shaft 4 can drive the first rotating disc 12 and the arc groove 14 on the first rotating disc 12 to rotate ninety degrees, so that the arc groove 14 on the first rotating disc 12 and the arc groove 14 on the second rotating disc 13 are opposite to each other, and ninety degrees of rotation of the first rotating shaft 4 can move the grounding interlocking mechanism operating shaft 8 through the moving part 7, so that the grounding interlocking mechanism operating shaft 8 can be opened; then rotate axis two 5 and second rotation disc 13 through rotating the piece 9, second rotation disc 13 can effectually carry out ninety degrees rotation regulation through the circular arc recess 14 on it and the circular arc recess 14 on the first rotation disc 12, and ninety degrees rotations of axis two 5 can drive door closure mounting 6 and door frame 2 separation, opens cabinet door 3 at last.
The transmission part 7 comprises a worm 15, the worm 15 is fixedly connected to one end of the first rotating shaft 4, the other side of one cabinet door 3 is rotatably connected with a first rotating rod 16, one end of the first rotating rod 16 is fixedly connected with a worm wheel 17 which is meshed with the worm 15, and the other end of the first rotating rod 16 is fixedly connected with a large bevel gear 18; an inverted U-shaped block 19 is fixedly arranged on one side of the inside of the switch cabinet body 1, a second rotating rod 20 is rotatably connected to the inside of the inverted U-shaped block 19, a small bevel gear 21 meshed with the large bevel gear 18 is fixedly connected to one end of the second rotating rod 20, a T-shaped moving block 22 is connected to the surface of the second rotating rod 20, which is positioned on the inner side of the inverted U-shaped block 19, through threads, a grounding interlocking mechanism operating shaft 8 is connected to the bottom of the T-shaped moving block 22, so that the grounding interlocking mechanism operating shaft 8 can be effectively clamped;
when the first rotating shaft 4 rotates, the worm 15 is driven to rotate, the worm wheel 17 is driven by the rotation of the worm 15, the first rotating rod 16 drives the large bevel gear 18 to rotate, the small bevel gear 21 is driven by the rotation of the large bevel gear 18, the second rotating rod 20 is driven by the small bevel gear 21 to rotate, the T-shaped moving block 22 is driven by the rotation of the second rotating rod 20 to move on the surface of the T-shaped moving block, and accordingly the ground interlocking mechanism operating shaft 8 is enabled to perform opening and closing operations.
The door closing fixing piece 6 comprises a third rotating disc 23 fixedly connected to one end of a second rotating shaft 5, the surface of the third rotating disc 23 is rotationally connected with two pull rods 24, a pair of fixing rings 25 are fixedly arranged on the upper part and the lower part of the other side of one cabinet door 3, movable pins 26 are movably inserted between the middle parts of the two fixing rings 25, one ends of the two pull rods 24 are respectively rotationally connected with one ends of the two movable pins 26, opposite ends of the two movable pins 26 are fixedly connected with bolts 27, the top and the bottom of the door frame 2 are respectively provided with a jack 28, and the two bolts 27 are movably inserted in the two jacks 28, so that the cabinet door 3 can be effectively and stably closed; the opposite end surfaces of the two cabinet doors 3 are provided with matched clamping groove sealing ports, so that the cabinet doors 3 can be stably and effectively closed;
when the cabinet door 3 needs to be opened, the rotation of the second rotating shaft 5 drives the third rotating disc 23 to rotate, the rotation of the third rotating disc 23 pulls the two pull rods 24 to move, the movement of the two pull rods 24 pulls the two movable pins 26 to move, the movement of the two movable pins 26 drives the two bolts 27 to withdraw from the interiors of the two jacks 28, and then the cabinet door 3 can be opened.
The forced interlocking mechanism of the switch cabinet has reliable stability and safety, the operation shaft of the grounding interlocking mechanism must be opened after the opening of the lower door of the switch cabinet before the lower door of the switch cabinet is opened, and conversely, the operation shaft must be closed after the lower door of the switch cabinet is closed stably and effectively before the operation shaft of the grounding interlocking mechanism is closed, and meanwhile, the forced interlocking mechanism is simple in structural design, convenient and fast to use and operate, stable and reliable in control operation, and the safety requirement of the switch cabinet can be met by the performance of the forced interlocking mechanism.
Claims (5)
1. The utility model provides a forced interlocking mechanism of cubical switchboard, includes cubical switchboard cabinet body (1), its characterized in that: one side of the switch cabinet body (1) is fixedly provided with a door frame (2), one side of the door frame (2) is rotationally provided with two cabinet doors (3), the middle part of one cabinet door (3) is rotationally connected with a first rotating shaft (4) and a second rotating shaft (5), a door closing fixing piece (6) is arranged between one end of the second rotating shaft (5) and the door frame (2), a transmission part (7) is arranged between one end of the first rotating shaft (4) and the inside of the switch cabinet body (1), the lower part of the transmission part (7) is connected with a grounding interlocking mechanism operation shaft (8), the other ends of the first rotating shaft (4) and the second rotating shaft (5) are fixedly connected with rotating blocks (9), one side of one cabinet door (3) is fixedly connected with two ninety-degree rotating check blocks (10), a control cavity (11) is formed in the middle part of one cabinet door (3), the first rotating shaft (4) and the second rotating shaft (5) penetrate through the control cavity (11), the end parts of the first rotating shaft (4) and the second rotating shaft (5) which are positioned in the control cavity (11) are respectively fixedly connected with a first rotating disc (12) and a second rotating disc (13), the other ends of the first rotating disc (12) and the second rotating disc (13) are respectively provided with circular arc grooves (14), the arc grooves (14) on the first rotating disc (12) and the second rotating disc (13) are arranged in ninety-degree dislocation.
2. A positive locking mechanism for a switchgear as claimed in claim 1, wherein: the transmission part (7) comprises a worm (15), the worm (15) is fixedly connected to one end of the first rotating shaft (4), the other side of one cabinet door (3) is rotatably connected with a first rotating rod (16), one end of the first rotating rod (16) is fixedly connected with a worm wheel (17) which is meshed with the worm (15), and the other end of the first rotating rod (16) is fixedly connected with a large bevel gear (18).
3. A positive locking mechanism for a switchgear as claimed in claim 2, wherein: one side of the inside of the switch cabinet body (1) is fixedly provided with an inverted U-shaped block (19), the inside of the inverted U-shaped block (19) is rotationally connected with a rotating rod II (20), one end of the rotating rod II (20) is fixedly connected with a bevel pinion (21) which is meshed with a bevel gear (18), the surface of the rotating rod II (20) positioned on the inner side of the inverted U-shaped block (19) is in threaded connection with a T-shaped moving block (22), and an operation shaft (8) of the grounding interlocking mechanism is connected to the bottom of the T-shaped moving block (22).
4. A positive locking mechanism for a switchgear as claimed in claim 1, wherein: the door closing fixing piece (6) comprises a third rotating disc (23) fixedly connected to one end of a second rotating shaft (5), two pull rods (24) are rotatably connected to the surface of the third rotating disc (23), a pair of fixing rings (25) are fixedly installed on the upper portion and the lower portion of the other side of one cabinet door (3), movable pins (26) are movably inserted between the middle portions of the two fixing rings (25), one ends of the two pull rods (24) are rotatably connected with one ends of the two movable pins (26) respectively, two opposite ends of the two movable pins (26) are fixedly connected with bolts (27), insertion holes (28) are formed in the top and the bottom of the door frame (2), and the two bolts (27) are movably inserted into the two insertion holes (28).
5. The positive locking mechanism of a switchgear as claimed in claim 4, wherein: two opposite end surfaces of the cabinet door (3) are provided with matched clamping groove sealing ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321460522.0U CN220065483U (en) | 2023-06-07 | 2023-06-07 | Forced interlocking mechanism of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321460522.0U CN220065483U (en) | 2023-06-07 | 2023-06-07 | Forced interlocking mechanism of switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220065483U true CN220065483U (en) | 2023-11-21 |
Family
ID=88789494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321460522.0U Active CN220065483U (en) | 2023-06-07 | 2023-06-07 | Forced interlocking mechanism of switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220065483U (en) |
-
2023
- 2023-06-07 CN CN202321460522.0U patent/CN220065483U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106505425A (en) | A kind of safe electric power distributing cabinet | |
| CN107359534B (en) | Valve interlocking device special for SF6 circuit breaker | |
| CN220065483U (en) | Forced interlocking mechanism of switch cabinet | |
| CN201584319U (en) | Anti-maloperation locking device of medium-pressure switch cabinet grounding switch | |
| CN208401297U (en) | A kind of switchgear of anti-misoperation locking | |
| CN210577029U (en) | Switch cabinet operation locking mechanism | |
| CN210918606U (en) | People's air defense door shutting drive mechanism | |
| CN201327780Y (en) | Mechanical interlocking device of grounding switch in switch cabinet | |
| CN210628747U (en) | Control mechanism of low-voltage control cabinet switch | |
| CN204905076U (en) | Three station modules of solid insulated cabinets | |
| CN116865120A (en) | Modularized easy-to-assemble switch cabinet | |
| CN201655574U (en) | Spring-operating device of load switch | |
| CN215578270U (en) | Mechanical interlocking mechanism of electric handcart and grounding disconnecting link | |
| CN211081349U (en) | Mechanical interlocking mechanism of handcart type high-voltage switch cabinet | |
| CN203179729U (en) | Interlocking mechanism of grounding switch and cable chamber door of switch cabinet | |
| CN213953333U (en) | Manual opening device for electric door | |
| CN209675158U (en) | A kind of high-voltage board Xiamen earthing interlocking mechanism | |
| CN208655439U (en) | A kind of three-station electric operating mechanism | |
| CN114221230A (en) | Safety protection type switch board | |
| CN207624581U (en) | A kind of switchgear for installing the mechanical interlocks that has a back door connection | |
| CN206806230U (en) | Grounding interlocking device | |
| CN215266002U (en) | Locking mechanism for explosion-proof box body | |
| CN215772006U (en) | Novel front door structure of high-voltage switch cabinet | |
| CN214379438U (en) | Cabinet door interlocking structure of alternating current metal-enclosed switch cabinet | |
| CN214625879U (en) | Low-voltage switch cabinet with stable structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |