CN107546631B - Interlocking device for drawers of switch cabinet - Google Patents
Interlocking device for drawers of switch cabinet Download PDFInfo
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- CN107546631B CN107546631B CN201710829009.7A CN201710829009A CN107546631B CN 107546631 B CN107546631 B CN 107546631B CN 201710829009 A CN201710829009 A CN 201710829009A CN 107546631 B CN107546631 B CN 107546631B
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- unlocking
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000004579 marble Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 description 11
- 239000000428 dust Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Drawers Of Furniture (AREA)
Abstract
The invention discloses a switch cabinet drawer interlocking device which comprises a switch cabinet drawer bin and a drawer, wherein a switch knob is arranged on the drawer, the drawer is slidably arranged in the switch cabinet drawer bin through a sliding mechanism, an inner drawer and a drawer base are arranged in the drawer, the inner drawer is slidably arranged in the drawer, a locking mechanism is arranged on the drawer base, a power-assisted displacement adjusting mechanism is arranged in the drawer base, the power-assisted displacement adjusting mechanism comprises an adjusting screw rod and a sliding seat, the sliding seat is fixed with the inner drawer, a connecting seat is arranged on the sliding seat, the adjusting screw rod is arranged on the connecting seat in a penetrating manner and is screwed with the connecting seat, a fixing seat is arranged in the drawer base, the adjusting screw rod is rotatably arranged on the fixing seat, a handle is arranged on the switch cabinet drawer bin, and a limiting mechanism is arranged on the drawer base, and a locking mechanism is arranged between the switch knob and the drawer base. The drawer is reasonable in structure, meets the interlocking requirement, and can adjust the position between the inner drawer and the drawer base under the condition that the drawer is not pulled out.
Description
Technical Field
The invention belongs to the technical field of electrical equipment, and particularly relates to an interlocking device for a drawer of a drawer bin of a switch cabinet.
Background
The drawer bin of the switch cabinet is electrical equipment, drawers with different sizes are arranged on the drawer bin of the switch cabinet, different circuit controllers are respectively arranged in the drawers, so that the circuit is generally controlled through the drawer bin of the switch cabinet, the drawer structure generally comprises an inner drawer and a drawer base, circuit elements and the like are generally arranged in the inner drawer, the drawer base is provided with a switch piece for realizing the conduction operation of the circuit elements in the inner drawer, three different special state positions are arranged between the inner drawer and the drawer base, namely, a separation position, a half-on position and a full-on position, the separation position is the position where the circuit is completely disconnected, the drawer bin of the switch cabinet can be pulled out, the circuit in the drawer is operated to avoid causing danger, the equipment loop is partially conducted in the half-on position, the equipment loop can be used as a test circuit, the test state is also called a test state, the drawer is not allowed to be pulled out in the state of the full-on operation state when the drawer is in the state of the position, the drawer is not allowed to be normally operated after being closed, the drawer is not allowed to be pulled out in the state, the whole, the drawer is not easy to be pulled out, the whole is not easy to be required to be pulled out, the three-off positions are simultaneously, the whole drawer is not easy to be required to be easily to be in the electrical cabinet, the three-on positions or the whole drawer is not easy to be used, the switch bin is not easy to be in the state, dust bin is not easy to be high, and the dust is not easy to be required to be in the switch, and the safety bin to be in the switch, and the dust is not easy to be in the high, and the dust can be used, and the dust can not easy to be easily not easy to be used.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the interlocking device for the drawers of the switch cabinet, which has reasonable structure, meets the interlocking requirement of the drawer bin of the switch cabinet, and can switch the positions between the inner drawer and the drawer base under the condition that the whole drawer is not pulled out.
The invention provides a switch cabinet drawer interlocking device, which comprises a switch cabinet drawer bin and a drawer, wherein a switch knob is rotatably arranged on the drawer, the drawer is slidably arranged in the switch cabinet drawer bin through a sliding mechanism, an inner drawer and a drawer base are arranged in the drawer, the inner drawer is slidably arranged in the drawer, a locking mechanism for enabling the drawer to be incapable of being pulled out from the switch cabinet drawer bin is arranged on the drawer base, an assisting displacement adjusting mechanism for driving the inner drawer to slide in the drawer to change different position states between the drawer base and the inner drawer is arranged in the drawer base, the assisting displacement adjusting mechanism comprises an adjusting screw rod and a sliding seat, the sliding seat is fixedly connected with the inner drawer, a connecting seat is arranged on the sliding seat, the adjusting screw rod is rotatably arranged on the connecting seat in a penetrating mode and is in threaded fit with the connecting seat, a fixing seat is arranged in the drawer base, a handle for driving the adjusting screw rod to rotate is arranged on the drawer base, an assisting displacement adjusting mechanism for driving the inner drawer to slide in each working position is further arranged on the drawer base, and the sliding mechanism is limited to move between the inner drawer base and the switch knob or the position of the switch knob is limited to be locked outside the position.
The beneficial effects of setting like this are: by adopting the scheme, the drawer is divided into the form of the inner drawer and the drawer base, the drawer base takes the operating mechanism as the main part, the circuit switch element is accommodated in the inner drawer, the two parts are definite, the phenomenon of line entanglement is not easy to occur, the requirement of electricity safety is met, the adjusting screw is rotated by rotating the handle on the drawer panel, the adjusting screw is inserted on the fixed seat because the adjusting screw is rotatably arranged on the fixed seat, and the limiting blocks are arranged at the two ends of the fixed seat to limit the front and back sliding of the adjusting screw, so that the rotating of the adjusting screw is not slid, the connecting seat moves forwards and backwards along with threads, the sliding seat fixedly arranged with the connecting seat is driven to slide, and the sliding seat is fixedly connected with the inner drawer, thereby the sliding inner drawer is pushed and pulled to slide in the transferring among the three positions of the separating position, the half-on position and the full-on position, the three working positions of the separating position, the half-on position and the full-on position are switched, the switching mode can be carried out outside the drawer bin of the switch cabinet without drawing out the drawer, so that the protection level of the drawer bin of the switch cabinet is improved, pollutant dust and the like are not easy to enter the drawer, the operation is very simple, the structure is reliable and practical, the limiting mechanism is further arranged in the drawer base at the three working positions, the locking limit of the inner drawer at the working position can be ensured, the sliding does not occur, the circuit connection operation is carried out, the limiting mode can adopt the limiting mode that the locking pin is popped out to rotate the adjusting screw rod when the sliding seat slides to the corresponding position of each working position, the sliding of the sliding seat can also be directly carried out through the locking pin, and according to the operation requirement of the drawer bin of the switch cabinet, the switch cabinet drawer bin switch does not allow the adjustment state position when in operation, the switch cabinet drawer bin is also provided with a locking mechanism, the locking mechanism can be a jack arranged at a position corresponding to the working position on the sliding seat, and then a bolt controlled by the rotation of the switch button is plugged into and pulled out of the jack to realize locking and unlocking, so that the operation requirement of the switch cabinet drawer bin is met, the interlocking requirement of the switch cabinet drawer bin is met, the position conversion between the inner drawer and the drawer base can be carried out under the condition that the whole drawer is not pulled out, and the use efficiency of equipment is improved.
The invention further provides that the limiting mechanism comprises an interlocking pin, a pin frame and a limiting plate, wherein the limiting plate is fixedly arranged on one side of the sliding seat, a limiting groove for the insertion of the interlocking pin is formed in the limiting plate corresponding to the distance of the drawer to be slid in each working position, the pin frame is arranged on the drawer base, the interlocking pin is arranged on the pin frame in a sliding manner, a first elastic piece for pushing the locking pin to be inserted into the limiting groove when the limiting plate slides along with the sliding seat to enable the limiting groove to move to the corresponding position of the interlocking pin is sleeved on the interlocking pin, and an unlocking mechanism for driving the interlocking pin to be separated from the limiting groove is arranged on the drawer.
The beneficial effects of setting like this are: by adopting the scheme, the limiting mechanism is designed into the mode, when the sliding seat slides under the action of the handle, the limiting plate arranged on one side of the sliding seat synchronously moves, and the limiting plates are provided with the limiting grooves, the spacing distances of the limiting grooves are determined by the spacing distances of three working positions, so that when the sliding seat moves to the corresponding working position, the limiting grooves which can enable the interlocking pin to be inserted under the action of the first elastic piece exist at the corresponding position, the first elastic piece can be a spring, the spring is sleeved on the interlocking pin, the limiting plate comprises a plurality of baffle plates, the interlocking pin can be slidably arranged on each baffle plate in a penetrating mode, one end of the spring is propped against one baffle plate, and the other end of the spring is propped against the interlocking pin, so that the interlocking pin is driven to slide and insert the limiting grooves, and the interlocking pin is matched with the limiting grooves in an inserting mode to realize the locking of the sliding seat displacement.
The unlocking mechanism further comprises a first unlocking rod and a first transmission piece, wherein the first unlocking rod is slidably inserted into the drawer, one end of the first transmission piece is fixedly connected with the first unlocking rod, the other end of the first transmission piece is hinged in the drawer base, a swing arm used for driving the interlocking pin to be separated from the limiting groove along with the swing of the first transmission piece extends towards the interlocking pin, and the swing arm is connected with the interlocking pin.
The beneficial effects of setting like this are: by adopting the scheme, when the inner drawer position needs to be continuously adjusted, the unlocking mechanism is arranged in such a way that the first unlocking rod can be directly pushed and pressed, the first unlocking rod can extend outside the drawer, the first unlocking rod can be pushed and pressed from the outside to enable the first unlocking rod to slide, a button can be arranged on the part of the first unlocking rod exposed outside the drawer, the first unlocking rod is driven to slide through the button, the protection level of the drawer bin of the whole switch cabinet is effectively increased, external dust is not easy to enter, the first transmission piece connected with the first unlocking rod is driven to swing around a hinge point along with the sliding of the first unlocking rod, the other end of the first transmission piece is lifted, the other end of the first transmission piece is provided with a swing arm, the swing arm swings, the longitudinal movement of the first unlocking rod is changed into transverse movement, and the swing arm is connected with the interlocking pin, the swing arm can be fixedly connected with the interlocking pin, a clamping groove can be formed in the interlocking pin, one end of the swing arm, which swings, is erected on the clamping groove, so that the interlocking pin is pulled to slide along the direction opposite to the acting force of the first elastic piece on the limiting plate, the interlocking pin is pulled to be separated from the limiting groove, unlocking of the sliding seat is achieved, the sliding seat can continue to operate and slide, in the process, the first elastic piece compresses and stores energy, the interlocking pin is pressed on the side wall of the limiting plate, when meeting with the next limiting groove, the first elastic piece resets and extends, the interlocking pin is inserted, meanwhile, the swing arm is driven to reset, and the first unlocking rod is synchronously driven to reset, so that the first unlocking rod can be operated again to unlock when unlocking is needed next time.
The invention further provides that the switch knob is arranged on the drawer through the mounting frame, the jack is arranged in the drawer base, the locking mechanism comprises a locking rod for being inserted into the jack, the locking rod can slide along the vertical direction and is arranged in the mounting frame, the locking rod is arranged above the jack, a flange for pushing the locking rod to be inserted into the locking hole when the switch knob is switched on is arranged on the rotating shaft of the switch knob, a first reset piece for driving the locking rod to reset when the switch knob is switched off is sleeved on the locking rod, a closing baffle for blocking the jack to limit the insertion of the locking rod is further arranged on the sliding seat, a limiting hole for overlapping with the jack in the half-on position is arranged on the closing baffle, and the closing baffle further comprises a rear edge pushing the peripheral wall of the locking rod in the separating position and a front edge pushing the peripheral wall of the locking rod in the full-on position.
The beneficial effects of setting like this are: by adopting the scheme, when the power switch is required to be opened for operation at the corresponding working position, the locking mechanism in the form rotates the switch knob, the switch Niu Zhuaizhou rotates, the flange is arranged on the switch knob, in the rotating process of the rotating shaft, the locking rod is propped against the rotating shaft in the non-locking state, the flange rotates along with the rotating shaft, the locking rod moves along the cambered surface of the flange, the flange is propped against the locking rod, the relative position of the locking rod moves downwards, and the locking rod is inserted into the jack. The front edge of the closing baffle is abutted against the locking rod, the rear edge is abutted against the rear wall of the drawer base, or is abutted against other objects fixedly arranged in the drawer base, such as the side wall of the limiting plate, corresponding to the full-on position; state two: the rear edge locking rod of the closing baffle is abutted against, and the front edge of the closing baffle is abutted against the front wall of the drawer base, or is abutted against other objects fixedly arranged in the drawer base, such as structures of raised ribs and the like on the bottom plate, corresponding to the separation position; state three: and the state that the limit hole on the closing baffle is overlapped with the jack corresponds to the half-on position. The switch-on baffle can not move under the three states, because the switch-on baffle is fixedly connected with the sliding seat, the sliding seat can not slide, the operation requirement of the drawer bin of the reset switch cabinet is realized under the switch-on state of the switch knob, namely, when the switch knob is in a working position, the inner drawer is ensured not to slide, the circuit in the use process is ensured to be safe and stable, when the switch knob is separated, the first reset piece is sleeved on the locking rod, the first reset piece can be a reset spring, one end of the reset spring is propped against the mounting seat of the locking rod, the other end of the reset spring is propped against the mounting bracket, the locking rod can be sprung up under the action of the reset spring to separate from the jack, and the opposite switch-on baffle is partially shielded or completely shielded from the jack outside the working position, so that the switch knob can not be inserted into the jack even if the switch knob is rotated, and the rotating shaft can not be fully rotated, thereby, the inner drawer can not be accidentally switched on when the switch-on is in a position adjustment stage, and danger is caused.
The locking mechanism further comprises a lock pin and a second unlocking rod, wherein the second unlocking rod is slidably inserted into the drawer, a lock hole for inserting the lock pin is formed in the side wall of the drawer base, a locking groove is formed in the drawer bin of the switch cabinet at the corresponding position of the lock hole, the lock pin is slidably arranged on the drawer base, a triangular arm for driving the lock pin to be inserted into or pulled out of the locking groove when the second unlocking rod slides is arranged between the lock pin and the second unlocking rod, one end of the triangular arm is connected with the second unlocking rod, the other end of the triangular arm is connected with the lock pin, the triangular arm is hinged to the drawer base, and a second elastic piece for pulling the lock pin to be inserted into the locking groove is further arranged on the lock pin.
The beneficial effects of setting like this are: by adopting the scheme, the locking mechanism is designed into the mode, the second unlocking rod is arranged like the first unlocking rod, the sliding plug is arranged on the drawer panel, the second unlocking rod can be pushed from the outside to slide, a button can be arranged on the part of the second unlocking rod exposed out of the drawer bin panel of the switch cabinet, the second unlocking rod is driven to slide through the button, meanwhile, the protection level of the drawer bin of the switch cabinet is effectively increased, external dust is not easy to enter, the triangular arm moves along with the second unlocking rod along with the sliding of the second unlocking rod, and rotates around the hinge point, so that the longitudinal force of the second unlocking rod is converted into transverse pulling force to drive the locking pin to slide, the locking pin is separated from the locking slot, the drawer can be pulled out of the drawer bin of the switch cabinet, the second unlocking rod is released, the locking pin is pulled to be inserted into the locking slot under the action of the second resetting piece, and the locking between the drawer bin of the switch cabinet is formed again.
The locking mechanism further comprises a mounting seat and an interlocking module, wherein the mounting seat is arranged on the drawer base, the second unlocking rod and the locking pin are respectively inserted into the mounting seat in a sliding mode, unlocking holes are formed in the corresponding positions of the left side wall and the right side wall of the mounting seat and correspond to the locking holes, the locking pins are arranged on the unlocking holes in a penetrating mode, through holes are formed in the front side wall and the rear side wall of the mounting seat, the second unlocking rod is arranged on the through holes in a penetrating mode, the interlocking module comprises a limiting frame and a pin, the limiting frame is slidably arranged between the mounting seat and the rear wall of the drawer base, a limiting frame tension spring for pulling the limiting frame to cover the through holes in the rear wall of the mounting seat is arranged on the limiting frame, a locking auxiliary hole is formed in the rear wall of the drawer base, a locking main hole is formed in the position corresponding to the locking auxiliary hole, the pin is slidably inserted into the front side wall and the rear side wall of the mounting seat, the pin extends to the locking main hole through the locking auxiliary hole, a locking block is arranged between the locking block and the pin, the limiting frame is used for pushing the locking block to slide into the drawer base when the locking block slides into the through holes, and the second pin is inserted into the locking auxiliary hole to expose the locking pin through the limiting sleeve.
The beneficial effects of setting like this are: by adopting the scheme, the installation seat is arranged, the positions of the second unlocking rod and the lock pin are relatively fixed, deviation of the movable inserting position is avoided when the second unlocking rod and the lock pin slide, the stability of equipment use is guaranteed, the interlocking module is arranged, the pin is slidably inserted on the installation seat and penetrates through the limiting frame, the pin is exposed out of the locking main hole, the pin can be pressed to slide into the drawer base in the process that the inner drawer approaches the drawer base, the limiting frame slides along the inclined plane, the perforation is gradually exposed, when the inner drawer is fully attached to the drawer base, the locking block is almost completely pressed into the drawer base, the perforation is completely exposed at the moment, the second unlocking rod can continue to slide, the triangular arm drives the lock pin to be separated from the locking groove, unlocking of the drawer and the drawer bin of the switch cabinet is realized, otherwise, under the condition that the inner drawer is not attached to the drawer base, the jack is continuously driven by the limiting frame under the condition that the inner drawer is not attached to the drawer base, the second unlocking pin cannot be realized through inserting the perforation, the second unlocking rod is sleeved with the second reset piece, the pin is correspondingly arranged on the pin to the limiting frame, and the lock pin can be prevented from moving to the limiting frame when the drawer is not correspondingly blocked by the limiting frame, and the lock pin is not correspondingly arranged on the limiting frame. The interlocking module has a simple structure, is beneficial to realization, improves the reliability of equipment, and meets the operation requirement of a drawer bin of the switch cabinet.
The locking mechanism further comprises an emergency unlocking module, wherein the emergency unlocking module comprises an unlocking ejector rod and a second transmission piece, the second transmission piece is used for driving the marble pin to be separated from the locking auxiliary hole and the locking main hole after being pressed by the unlocking ejector rod, the unlocking ejector rod is in threaded fit with the drawer, the second transmission piece is hinged on the drawer base, one end of the second transmission piece is in contact with the unlocking fixed rod, and the other end of the second transmission piece is connected with the marble pin.
The beneficial effects of setting like this are: by adopting the scheme, the emergency unlocking module is arranged, when the power-assisted displacement adjusting mechanism is in a problem, the drawer can be pulled out for processing and maintenance, the use safety of equipment is ensured, the equipment adaptability is improved, when the drawer is required to be pulled out in an emergency mode, the unlocking fixed rod is screwed into the drawer, the unlocking fixed rod is abutted against the second transmission part, the second transmission part can adopt a lever mode, the unlocking fixed rod pushes the lever at one end, the other end reversely swings, so that the marble pin is pulled to retract and enter the drawer base, the limiting frame is driven to slide, the perforation is exposed, the second unlocking rod can slide to drive the lock pin to be separated from the locking groove, the emergency unlocking of the drawer is realized, the maintenance is completed, the unlocking ejector rod is screwed out, the marble pin is reset under the action of the second reset part, and the emergency unlocking module is simple and reasonable in structure, is simple and quick to use, the use safety of the equipment is effectively ensured, the reliability of the equipment is ensured, and the use is repeatedly ensured.
The invention is further arranged in such a way that a display mechanism is further arranged on the drawer, the display mechanism comprises a display board and a swing arm, the display board is slidably arranged on the drawer, one end of the swing arm is hinged in a drawer base, the other end of the swing arm is connected with the display board, a sliding groove is bent on the swing arm, a display support is arranged on the side wall of the sliding seat, a guide block for driving the swing arm to swing when the display support slides along with the sliding seat to enable the display board to slide is arranged on the display support, the guide block can be slidably arranged on the sliding groove along the sliding groove, and a display window for displaying characters on the display board is further arranged on the drawer.
The beneficial effects of setting like this are: by adopting the scheme, the display mechanism is arranged in such a way, when the sliding seat slides, the display bracket arranged on one side of the sliding seat slides along with the sliding seat, the display bracket is provided with the guide block, and the guide block is arranged in the sliding groove on the swinging arm.
The sliding mechanism further comprises a sliding rail, the sliding rail comprises a rail and a cover, the rail is arranged on a drawer bin of the switch cabinet, a ball groove is formed in the rail, a plurality of balls capable of rotating on the ball groove are arranged on the ball groove, the cover is arranged on the rail in a covering mode, containing grooves used for limiting movement of the balls are formed in the cover at intervals, the balls are exposed out of the containing grooves, the drawer is pressed against the balls, limiting convex ribs used for limiting sliding stroke of the drawer extend inwards of the drawer on the side wall of the drawer bin of the switch cabinet, limiting convex blocks used for limiting are arranged on the side wall of the drawer in a matched mode, a hanging groove is formed in the limiting convex ribs, hanging convex blocks are arranged on the side wall of the drawer, the hanging convex blocks are in plug-in matched with the hanging groove, and positioning idler wheels are arranged on the bottom surface of the drawer.
The beneficial effects of setting like this are: by adopting the scheme, the sliding mechanism is arranged like this, the ball can be arranged on the sliding rail, the friction between the drawer and the drawer bin of the switch cabinet is effectively reduced, the drawer is pulled more smoothly, the limiting convex blocks and the limiting convex ribs are arranged, the drawer cannot excessively sink into the drawer bin of the switch cabinet in the use process, namely, the sliding stroke of the drawer is limited, the panel of the drawer can be flush with the front end face of the drawer bin of the switch cabinet after being inserted, the pulling difficulty is avoided, meanwhile, parts inside the drawer bin of the switch cabinet are easy to damage, the hanging groove is formed in the limiting convex ribs, the hanging convex blocks are arranged on the side wall of the drawer, when the drawer is pulled out for the most part, the gravity center of the drawer is moved along with the pulling, the drawer is easy to drop from the drawer bin of the switch cabinet, and the hanging convex blocks are clamped in the hanging groove to prevent the drawer from dropping out, so that objects in the drawer are damaged. And meanwhile, the positioning idler wheels are arranged, so that the drawer can be prevented from floating left and right in the drawer bin of the switch cabinet, and meanwhile, the drawer can be conveniently positioned when being installed, and can enter the drawer bin of the switch cabinet straightly.
The invention is further characterized in that the drawer is provided with a socket for inserting the handle to drive the adjusting screw rod to rotate, the drawer is also provided with a shielding sheet for shielding the socket, and the shielding sheet is arranged on the drawer in a sliding and sliding manner.
The beneficial effects of setting like this are: by adopting the scheme, the shielding sheet and the socket are arranged, the handle can be taken out from the socket when the socket is not used, the socket is prevented from being inserted all the time, misoperation is avoided, meanwhile, the shielding sheet can block the socket, external pollutants are prevented from entering the drawer bin of the switch cabinet from the socket, and the service life of the equipment is prolonged.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view showing an internal structure of a drawer base according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of the internal structure of the drawer base with an embodiment of the present invention in a fully on position;
FIG. 4 is an enlarged view of a portion of the internal structure of the drawer base with an embodiment of the present invention in a semi-on position;
FIG. 5 is an enlarged view of a portion of the internal structure of the drawer base with an embodiment of the present invention in a disengaged position;
FIG. 6 is an enlarged view of a portion of the lock pin in a disengaged position with the lock pin removed from the lock slot according to an embodiment of the present invention;
FIG. 7 is an enlarged view of a portion of the lock pin inserted into the keyway when the embodiment of the invention is in the disengaged position;
FIG. 8 is a schematic view of a locking mechanism according to an embodiment of the present invention;
FIG. 9 is a perspective view of a power assisted displacement adjustment mechanism in accordance with an embodiment of the present invention;
FIG. 10 is a schematic diagram of a sliding seat and a display mechanism according to an embodiment of the present invention;
FIG. 11 is a schematic view of a switch knob according to an embodiment of the invention;
FIG. 12 is a schematic view of a sliding rail according to an embodiment of the present invention;
FIG. 13 is an exploded view of a slide rail according to an embodiment of the present invention;
fig. 14 is a bottom view of a drawer in an embodiment of the invention.
Detailed Description
As can be seen from fig. 1 to 14, the invention discloses a switch cabinet drawer interlocking device, which comprises a switch cabinet drawer bin 1 and a drawer 2, wherein a switch knob 3 is rotatably arranged on the drawer 2, a slide rail is arranged on the switch cabinet drawer bin 1, the slide rail comprises a rail 82 and a cover cap 81, the rail 82 is arranged on the switch cabinet drawer bin 1, a ball groove 821 is arranged on the rail 82, a plurality of balls 83 capable of rotating on the ball groove 821 are arranged on the ball groove 821, the balls 83 are arranged at intervals, the cover cap 81 covers the rail 82, a containing groove 811 for limiting the movement of the balls 83 is arranged on the cover cap 81 at intervals, the balls 83 are exposed out of the containing groove 811, the drawer 2 is propped against the balls 83, limit ribs 12 for limiting the sliding stroke of the drawer 2 are extended into the drawer 2 on the left side wall and the right side wall of the switch cabinet drawer bin 1, the side wall of the drawer 2 is provided with a limit bump 26 used for being matched with the limit protruding rib 12 to limit, the limit protruding rib 12 is provided with a hanging groove 13, one end of the side wall of the drawer 2 close to the rear wall is provided with a hanging bump 28, the hanging bump 28 is in plug-in fit with the hanging groove 13, the bottom surface of the drawer 2 is also provided with four positioning rollers 29 which are symmetrically arranged on two sides of the bottom surface of the drawer 2, the drawer 2 and the drawer bin 1 of the switch cabinet are in sliding fit through a sliding rail, the drawer 2 is internally provided with an inner drawer 22 and a drawer base 21, the inner drawer 22 is arranged in the drawer 2 in a back-and-forth sliding way, the drawer base 21 is provided with a locking mechanism 6 used for enabling the drawer 2 to be incapable of being pulled out from the drawer bin 1 of the switch cabinet, the locking mechanism 6 comprises a lock pin 64, a second unlocking rod 62, a mounting seat 61, an interlocking module and an emergency unlocking module, the left and right side walls of the drawer 21 are provided with lock pins 64 inserted into the lock holes 27, the drawer bin 1 of the switch cabinet is provided with lock grooves 11 at the corresponding positions of the lock holes 27, the mounting seat 61 is arranged on the drawer base 21, the second unlocking rod 62 is inserted on the mounting seat 61 in a sliding way, the lock pins 64 are inserted on the mounting seat 61 in a sliding way, the left and right side walls of the mounting seat 61 are provided with unlocking holes 611 at the corresponding positions of the lock holes 27, the lock pins 64 are arranged on the unlocking holes 611 in a penetrating way, the front and rear side walls of the mounting seat 61 are provided with perforations 612, the second unlocking rod 62 is arranged on the perforation 612 in a sliding way and extends out of the drawer 2 panel, one end of the second unlocking rod 62 exposed out of the drawer 2 panel is provided with a first button 621, a triangular arm 63 used for driving the lock pins 64 to be inserted into or pulled out of the lock grooves 11 when the second unlocking rod 62 slides is arranged between the lock pins 64 and the second unlocking rod 62, the triangle arm 63 has one end connected with the second unlocking rod 62 and the other end connected with the lock pin 64, the triangle arm 63 is hinged on the drawer base 21, the lock pin 64 is also provided with a second elastic piece for pulling the lock pin 64 to insert into the lock groove 11, the second elastic piece is a lock pin tension spring 642, the lock pin 64 is provided with a fixed column 641, one end of the lock pin tension spring 642 is hooked on the side wall of the drawer base 21, the other end is hooked on the fixed column 641, the interlocking module comprises a limit frame 66 and a marble pin 65, the limit frame 66 is arranged between the mounting seat 61 and the rear wall of the drawer base 21 and can slide left and right, the mounting seat 61 is provided with a limit frame tension spring 662 for pulling the limit frame 66 to slide left and right to block the through hole 612 on the rear wall of the mounting seat 61, the limit frame 66 is provided with a locking auxiliary hole 661, the locking main hole is formed in the rear wall of the drawer base 21 at a position corresponding to the locking auxiliary hole 661, the pin 65 is slidably inserted into the front side wall and the rear side wall of the mounting seat 61, the pin 65 penetrates through the locking auxiliary hole 661 to extend out of the locking main hole, a locking block 651 is arranged between the locking block 651 and the pin 65, an inclined surface 652 for enabling the limiting frame 66 to slide and expose the through hole 612 when the locking block 651 slides into the drawer base 21 is arranged between the locking block 651 and the pin 65, the limiting frame 66 is propped against the inclined surface 652, a second reset piece for pushing the pin 65 to penetrate through the locking auxiliary hole 661 and be inserted into the locking main hole is sleeved on the pin 65, the second reset piece is a pin spring 653, one end of the pin spring 653 is propped against the front wall of the mounting seat 61, the other end of the pin spring 653 is hooked on the pin 65, the emergency unlocking module comprises an ejector rod 67 and a second transmission piece for driving the pin 65 to be separated from the locking auxiliary hole 661 and the locking main hole after the unlocking ejector rod 67 is propped against the locking auxiliary hole, the ejector rod 67 is matched with the threads of the drawer bin 1, the second reset piece is hinged with the lever 68 at one end of the unlocking lever 68, and the other end of the unlocking base 68 is hinged to the unlocking middle 68. The inside of the drawer base 21 is provided with a power-assisted displacement adjusting mechanism 4 for driving the inside drawer 22 to slide in the drawer 2 to change different positions between the drawer base 21 and the inside drawer 22, the power-assisted displacement adjusting mechanism 4 comprises an adjusting screw rod 42 and a sliding seat 41, the sliding seat 41 is fixedly connected with the inside drawer 22, the sliding seat 41 is provided with a connecting seat 43, the adjusting screw rod 42 is rotatably arranged on the connecting seat 43 in a penetrating way and is matched with the connecting seat 43 in a threaded way, the inside of the drawer base 21 is provided with a fixed seat 44, the adjusting screw rod 42 is rotatably arranged on the fixed seat 44, the adjusting screw rod 42 is provided with a stop block for preventing the adjusting screw rod 42 from being separated from the fixed seat 44, the panel of the drawer 2 is provided with a jack 24, the jack 24 is inserted with a handle 45 for driving the adjusting screw rod 42 to rotate, the panel of the drawer 2 is also provided with a shielding piece 25 for shielding the jack 24, the shielding piece 25 is arranged on the panel of the drawer 2 in a sliding way, the drawer base 21 is also provided with a limiting mechanism 5 for limiting the movement of the inside drawer 22 at each working position, the sliding seat 41 is provided with a limiting block, the limiting mechanism is arranged on the corresponding limiting block seat 52, the limiting block 5 is arranged on the side of the corresponding limiting seat, the limiting seat 52, the limiting block is arranged on the limiting block 5 of the limiting seat, the sliding seat is provided with a limiting the limiting block 5, the limiting block is arranged on the limiting block 5, the limiting block 5 is arranged corresponding to the limiting block 5, and the limiting block is arranged 5 and the limiting block 5, and the limiting block 5. The interlocking pin 52 is sleeved with a first elastic piece for pushing the locking pin 64 to be inserted into the limiting groove 461 when the limiting plate 46 slides along the sliding seat 41 to enable the limiting groove 461 to move to the corresponding position of the interlocking pin 52, the first elastic piece is an interlocking pin spring 521, one end of the interlocking pin spring 521 is propped against the first baffle, the other end is propped against the interlocking pin 52 propping block, the drawer 2 is provided with an unlocking mechanism for driving the interlocking pin 52 to be separated from the limiting groove 461, the unlocking mechanism comprises a first unlocking rod 53 and a first transmission piece 54, the first unlocking rod 53 can be inserted on a panel of the drawer 2 in a sliding way back and forth, one end of the first unlocking rod 53 extending to the outside of the panel of the drawer 2 is provided with a second button 531, one end of the first transmission piece 54 is fixedly connected with the first unlocking rod 53, the other end is hinged in the drawer base 21 and extends to the interlocking pin 52 to drive the interlocking pin 52 to separate from the limiting groove 461 along with the swinging of the first transmission part 54, a clamping groove 522 is arranged on the interlocking pin 52, one swinging end of the swinging arm 541 is erected on the clamping groove 522, a locking mechanism which limits the switch button 3 to be switched on at a position outside the working position or limits the sliding of the inner drawer 22 after the switch button 3 is switched on is arranged between the switch button 3 and the drawer base 21, the switch button 3 is arranged on the drawer 2 through a mounting frame 31, an inserting hole 211 is arranged in the drawer base 21, the locking mechanism comprises a locking rod 32 which is used for being inserted into the inserting hole 211, the locking rod 32 is arranged in the mounting frame 31 in a sliding way along the vertical direction, the locking rod 32 is arranged above the inserting hole 211, a flange 33 which is used for pressing the locking rod 32 into the locking hole when the switch button 3 is switched on is arranged on in a rotating shaft of the switch button 3, the locking rod 32 is sleeved with a first reset piece for driving the locking rod 32 to reset when the switch knob 3 is switched off, the first reset piece is a reset spring, one end of the reset spring is propped against a mounting seat of the locking rod 32, the other end of the reset spring is propped against the mounting frame 31, a closing baffle 48 for shielding the jack 211 to limit the insertion of the locking rod 32 is further arranged on the sliding seat 41, a limiting hole 483 for overlapping the jack 211 in a half-on position is arranged on the closing baffle 48, and the closing baffle 48 further comprises a rear edge 482 propped against the peripheral wall of the locking rod 32 in a separation position and a front edge 481 propped against the peripheral wall of the locking rod 32 in a full-on position. The display mechanism 7 is further arranged on the drawer 2, the display mechanism 7 comprises a display board 73 and a swinging arm 71, the display board 73 is slidably arranged on the drawer 2, one end of the swinging arm 71 is hinged in the drawer base 21, the other end of the swinging arm is connected with the display board 73, a sliding groove 72 is bent and arranged on the swinging arm 71, a display bracket is arranged on the side wall of the sliding seat 41, a guide block 471 used for driving the swinging arm 71 to swing when the display bracket slides along with the sliding seat 41 to enable the display board 73 to slide is arranged on the display bracket, the guide block 471 can slide along the sliding groove 72 and is arranged on the sliding groove 72, a display window used for displaying a character on the display board 73 is further arranged on a panel of the drawer 2, and a handle bracket 23 used for pulling the drawer 2 out of the drawer bin 1 of the switch cabinet is further arranged on a panel of the drawer 2.
The above embodiments are only preferred embodiments of the present invention and should not be construed as limiting the scope of the invention, and therefore, equivalent variations, such as equivalent products using similar processes and similar structures, are intended to fall within the scope of the invention as defined in the claims.
Claims (7)
1. The utility model provides a cubical switchboard drawer interlock, includes cubical switchboard drawer storehouse and drawer, the rotation is provided with switch knob, its characterized in that on the drawer: the drawer is slidably arranged in a drawer bin of the switch cabinet through a sliding mechanism, the sliding mechanism comprises a sliding rail, an inner drawer and a drawer base are arranged in the drawer, the inner drawer is slidably arranged in the drawer, a locking mechanism which is used for preventing the drawer from being pulled out of the drawer bin of the switch cabinet is arranged on the drawer base, a resistance displacement adjusting mechanism which is used for driving the inner drawer to slide in the drawer to change different position states between the drawer base and the inner drawer is arranged in the drawer base, the resistance displacement adjusting mechanism comprises an adjusting screw rod and a sliding seat, the sliding seat is fixedly connected with the inner drawer, a connecting seat is arranged on the sliding seat, the adjusting screw rod is rotatably arranged on the connecting seat in a penetrating manner and is in threaded fit with the connecting seat, a fixing seat is arranged in the drawer base, the adjusting screw rod is rotatably arranged on the fixing seat, the switch cabinet drawer bin is provided with a handle for driving the adjusting screw rod to rotate, the drawer base is also provided with a limiting mechanism for limiting the sliding seat to push the inner drawer to move at each working position, a locking mechanism for limiting the switch knob to be closed at positions other than the working positions or limiting the inner drawer to slide after the switch knob is closed is also arranged between the switch knob and the drawer base, the switch knob is arranged on the drawer through a mounting frame, a jack is arranged in the drawer base, the locking mechanism comprises a locking rod for being inserted into the jack, the locking rod can be arranged in the mounting frame in a sliding manner along the vertical direction, the locking rod is arranged above the jack, a flange for propping against the locking rod to be inserted into the locking hole when the switch knob is closed is arranged on the switch knob rotating shaft, a first resetting piece for driving the locking rod to reset when the switch knob is opened is sleeved on the locking rod, the sliding seat is also provided with a closing baffle plate for shielding insertion holes to limit insertion of the locking rods, the closing baffle plate is provided with a limiting hole for overlapping the insertion holes at a half-on position, and the closing baffle plate further comprises a rear edge propped against the peripheral wall of the locking rods at a separation position and a front edge propped against the peripheral wall of the locking rods at a full-on position, and is characterized in that: the locking mechanism comprises a lock pin and a second unlocking rod, the second unlocking rod is slidably inserted on a drawer, a lock hole for the lock pin to be inserted is formed in the side wall of the drawer base, a locking groove is formed in the position, corresponding to the lock hole, of the drawer bin of the switch cabinet, the lock pin is slidably arranged on the drawer base, a triangular arm for driving the lock pin to be inserted or pulled out of the lock groove when the second unlocking rod slides is arranged between the lock pin and the second unlocking rod, one end of the triangular arm is connected with the second unlocking rod, the other end of the triangular arm is connected with the lock pin, the triangular arm is hinged on the drawer base, a second elastic piece for pulling the lock pin to be inserted into the lock groove is further arranged on the lock pin, the lock pin is further provided with a mounting seat and an interlocking module, the mounting seat is arranged on the drawer base, the second unlocking rod and the lock pin are respectively slidably inserted on the mounting seat, the left side wall and the right side wall of the mounting seat are provided with unlocking holes, the lock pin is arranged on the unlocking hole in a penetrating manner, the front side wall and the rear side wall of the mounting seat is provided with a through hole, one end of the triangular arm is connected with the second unlocking rod, the other end of the triangular arm is connected with the lock pin, the other end of the locking arm is hinged on the drawer base, the locking pin is further provided with a second elastic piece for pulling the lock pin, the locking pin is arranged on the side wall, the locking seat is provided with a plug pin through hole, the locking pin, the locking seat is correspondingly to be inserted into the lock pin, and the front side of the locking seat, and the locking seat is provided with a limiting block, and the locking pin through hole, and the locking hole is provided with a through hole, and a through hole, the pin is sleeved with a second reset piece which is used for pushing the pin to pass through the locking auxiliary hole and be inserted into the locking main hole.
2. The switchgear drawer interlock of claim 1 wherein: the limiting mechanism comprises an interlocking pin, a pin frame and a limiting plate, wherein the limiting plate is fixedly arranged on one side of a sliding seat, a limiting groove for the insertion of the interlocking pin is formed in the limiting plate corresponding to the distance that the inner drawer needs to slide in each working position, the pin frame is arranged on a drawer base, the interlocking pin is arranged on the pin frame in a sliding mode, a first elastic piece for pushing the locking pin to be inserted into the limiting groove when the limiting plate slides along with the sliding seat to enable the limiting groove to move to the corresponding position of the interlocking pin is sleeved on the interlocking pin, and an unlocking mechanism for driving the interlocking pin to be separated from the limiting groove is arranged on the drawer.
3. The switchgear drawer interlock of claim 2 wherein: the unlocking mechanism comprises a first unlocking rod and a first transmission piece, the first unlocking rod is inserted on the drawer in a sliding mode, one end of the first transmission piece is fixedly connected with the first unlocking rod, the other end of the first transmission piece is hinged in the drawer base, a swing arm used for driving the interlocking pin to be separated from the limiting groove along with the swing of the first transmission piece extends to the interlocking pin, and the swing arm is connected with the interlocking pin.
4. The switchgear drawer interlock of claim 1 wherein: the locking mechanism further comprises an emergency unlocking module, the emergency unlocking module comprises an unlocking ejector rod and a second transmission piece, the second transmission piece is used for driving the marble pin to be separated from the locking auxiliary hole and the locking main hole after being pressed by the unlocking ejector rod, the unlocking ejector rod is in threaded fit with the drawer, the second transmission piece is hinged to the drawer base, one end of the second transmission piece is in contact with the unlocking fixed rod, and the other end of the second transmission piece is connected with the marble pin.
5. A switchgear drawer interlock as claimed in any of claims 1 to 3, wherein: still be provided with display mechanism on the drawer, display mechanism includes display panel and swing arm, display panel slidable sets up on the drawer, swing arm one end articulates in the drawer base, and the other end is connected with the display panel, it is provided with the groove of sliding to buckle on the swing arm, be provided with the display support on the seat lateral wall that slides, be provided with the guide block that is used for driving the swing arm swing and make the display panel slide when the display support slides along with the seat that slides on the display support, the guide block can be followed the setting that slides in the groove that slides and on the groove that slides, still offered the display window that is used for showing the display panel appearance on the drawer.
6. A switchgear drawer interlock as claimed in any of claims 1 to 3, wherein: the sliding rail comprises a rail and a cover, the rail is arranged on a drawer bin of the switch cabinet, a ball groove is formed in the rail, a plurality of balls capable of rotating on the ball groove are arranged on the ball groove, the cover is arranged on the rail in a covering mode, holding grooves used for limiting movement of the balls are formed in the cover at intervals, the balls are exposed out of the holding grooves, the drawer is propped against the balls, a limit convex rib used for limiting sliding travel of the drawer is arranged on the side wall of the drawer bin of the switch cabinet in an extending mode, a limit bump used for limiting the sliding travel of the drawer in a matching mode is arranged on the side wall of the drawer, a hanging groove is formed in the limit convex rib, a hanging bump is arranged on the side wall of the drawer, the hanging bump is matched with the hanging groove in a plugging mode, and a positioning roller is arranged on the bottom surface of the drawer.
7. The switchgear drawer interlock of claim 1 wherein: the drawer is provided with a socket for inserting the handle to drive the adjusting screw rod to rotate, the drawer is also provided with a shielding sheet for shielding the socket, and the shielding sheet is arranged on the drawer in a sliding and sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710829009.7A CN107546631B (en) | 2017-09-14 | 2017-09-14 | Interlocking device for drawers of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710829009.7A CN107546631B (en) | 2017-09-14 | 2017-09-14 | Interlocking device for drawers of switch cabinet |
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| Publication Number | Publication Date |
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| CN107546631A CN107546631A (en) | 2018-01-05 |
| CN107546631B true CN107546631B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710829009.7A Active CN107546631B (en) | 2017-09-14 | 2017-09-14 | Interlocking device for drawers of switch cabinet |
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| CN (1) | CN107546631B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108510767A (en) * | 2018-04-26 | 2018-09-07 | 曾德生 | A kind of interim traffic lights of road construction |
| KR102208664B1 (en) * | 2019-04-11 | 2021-01-28 | 엘에스일렉트릭(주) | Distributing Board having Position Locking Device |
| CN111044355B (en) * | 2020-01-07 | 2022-06-07 | 厦门威莱电器科技有限公司 | Power line tension tester |
| CN111799676A (en) * | 2020-06-09 | 2020-10-20 | 阜阳腾冠电力科技有限公司 | Drawer type power distribution cabinet |
| CN112018650B (en) * | 2020-08-27 | 2022-07-01 | 石狮市新卯自动化设备有限公司 | Drawer type control cabinet and opening and closing method thereof |
| CN113466583B (en) * | 2021-06-19 | 2022-08-16 | 上海欧通电气有限公司 | Drawer unit debugging test vehicle |
| CN115776047B (en) * | 2022-11-29 | 2024-06-04 | 浙江江山华宁电器有限公司 | Self-locking type switch cabinet inner sliding frame and application method thereof |
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| CN201066768Y (en) * | 2007-07-04 | 2008-05-28 | 常州新苑星电器有限公司 | Drawer push interlocking mechanism |
| CN104064978A (en) * | 2014-06-19 | 2014-09-24 | 盛中意电力科技有限公司 | Drawer structure of low-voltage switchgear |
| CN204597324U (en) * | 2015-05-25 | 2015-08-26 | 安徽明远电力设备制造有限公司 | A kind of switch cabinet drawer guiding structure |
| CN207150006U (en) * | 2017-09-14 | 2018-03-27 | 温州市中意锁具电器有限公司 | Interlocking device for switchgear drawer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9531169B2 (en) * | 2014-06-30 | 2016-12-27 | Eaton Corporation | Motor control center units with retractable stabs and interlocks using portal shutters |
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| CN201066768Y (en) * | 2007-07-04 | 2008-05-28 | 常州新苑星电器有限公司 | Drawer push interlocking mechanism |
| CN104064978A (en) * | 2014-06-19 | 2014-09-24 | 盛中意电力科技有限公司 | Drawer structure of low-voltage switchgear |
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| CN107546631A (en) | 2018-01-05 |
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Address after: 325000 30 Kangxi Road, Three Creek Industrial Park, Ouhai District, Wenzhou, Zhejiang Applicant after: WENZHOU ZHONG YI LOCK ELECTRIC Co.,Ltd. Address before: 325000 Wutian Nanpu Industrial Zone, Ouhai, Wenzhou, Zhejiang Applicant before: WENZHOU ZHONG YI LOCK ELECTRIC Co.,Ltd. |
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Effective date of registration: 20240104 Address after: 325000 No. 406, Binhai 12th Road, Binhai Park, economic and Technological Development Zone, Wenzhou, Zhejiang Applicant after: SHENGZHONGYI POWER TECHNOLOGY CO.,LTD. Address before: 325000 30 Kangxi Road, Three Creek Industrial Park, Ouhai District, Wenzhou, Zhejiang Applicant before: WENZHOU ZHONG YI LOCK ELECTRIC Co.,Ltd. |
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