CN114336339A - Manual bypass cabinet of high-pressure frequency conversion with auto-lock effect - Google Patents
Manual bypass cabinet of high-pressure frequency conversion with auto-lock effect Download PDFInfo
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- CN114336339A CN114336339A CN202111648689.5A CN202111648689A CN114336339A CN 114336339 A CN114336339 A CN 114336339A CN 202111648689 A CN202111648689 A CN 202111648689A CN 114336339 A CN114336339 A CN 114336339A
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Abstract
The invention discloses a high-voltage frequency conversion manual bypass cabinet with a self-locking effect, which comprises a cabinet body and three single-pole double-throw switches, wherein a front plate is fixedly connected to the front end surface of the cabinet body, a cavity is formed in the front plate, a switch assembly is arranged in the cavity, the output end of the switch assembly is fixedly connected with the input end of the single-pole double-throw switch, a connecting rod is arranged in the cavity, a locking assembly is inserted and arranged in the connecting rod, the locking assembly is matched with the switch assembly, an inserting rod is slidably arranged in the cavity, a plurality of notches are formed in the inserting rod, the notches are inserted and matched with the locking assembly, a through hole is vertically formed in the bottom surface of the connecting rod, a locking rod is arranged in the through hole, a wedge block is slidably arranged at the bottom of the inserting rod, a rack II is fixedly connected to one side surface of the wedge block, rotating rods are symmetrically arranged in the front plate, a sealing door is arranged between the two rotating rods, and one end of the rotating rod is fixedly connected with a gear, one side of the sealing door is provided with a socket, the structure of the invention is reasonable, and the problem of low safety of the bypass cabinet is solved.
Description
Technical Field
The invention relates to the technical field of electric power cabinets, in particular to a high-voltage variable-frequency manual bypass cabinet with a self-locking effect.
Background
Both power transmission and distribution facilities include equipment such as substations and lines. All transmission equipment are connected to form a transmission network. The network of distribution equipment from the transmission grid to the users is called the distribution grid. They are sometimes also referred to as transmission and distribution systems. Transmission systems and distribution systems, together with power plants and consumers, are collectively referred to as power systems. The various electrical devices in the power system have their own voltage ratings which make up the voltage rating of the overall power system. The voltage used for power transmission is higher than the distribution voltage. The division of transmission and distribution voltage limits is not fixed and varies with the area covered by the grid and the size of the capacity, and bypass cabinets are used in the process.
Traditional bypass cabinet can be directly opened the cabinet door in the use when using, perhaps when the cabinet door does not close, just can close a floodgate operation, and the security is low, causes danger easily, provides a solution to below the above problem.
Disclosure of Invention
The invention aims to provide a high-voltage variable-frequency manual bypass cabinet with a self-locking effect, and the problem of low safety of the bypass cabinet is solved.
The technical purpose of the invention is realized by the following technical scheme:
a high-voltage frequency conversion manual bypass cabinet with a self-locking effect comprises a cabinet body and three single-pole double-throw switches which are arranged in the cabinet body from top to bottom, wherein a front plate is fixedly connected to the front end face of the cabinet body, a cavity is formed in the front plate, a switch assembly is arranged in the cavity and penetrates through the cavity, the output end of the switch assembly is fixedly connected with the input end of the single-pole double-throw switch, a connecting rod is arranged at the bottom of the switch assembly in the cavity, a locking assembly is arranged in the connecting rod in an inserting mode, the input end of the locking assembly penetrates through the cavity, one end of the locking assembly is matched with the switch assembly in an inserting mode, an inserting rod arranged at the bottom of the locking assembly in a sliding mode is arranged in the cavity, a plurality of notches are formed in the inserting rod, the notches are matched with the other end of the locking assembly in an inserting mode, and a first rack is fixedly connected to the bottom surface of the inserting rod, one side of inserted bar is rotated and is provided with the plectane, the side fixedly connected with of plectane and a rack intermeshing's ring gear, the vertical through-hole of having seted up in bottom surface of connecting rod, the inside locking lever that is provided with of through-hole, inserted bar bottom lateral sliding is provided with the wedge, one side fixedly connected with rack two of wedge, the inside symmetry of front bezel just rotates and is provided with the bull stick, two be provided with between the bull stick with two bull stick fixed connection's sealing door, be close to the one end fixedly connected with of the bull stick of rack two and the two intermeshing's of rack gear, the socket that corresponds each other with the inserted bar is seted up to one side that is close to the inserted bar of sealing door.
By adopting the technical scheme, when the inside of the cabinet body needs to be overhauled, a user firstly starts the switch assembly, the switch assembly can drive the three single-pole double-throw switches to be closed, when the three single-pole double-throw switches are closed, the locking assemblies of the switch assembly are opposite to each other, the locking assemblies are pushed to enable the locking assemblies to slide out of the notches and move into the switch assembly, the locking assemblies limit the switch assembly at the moment, the switch assembly cannot be adjusted, meanwhile, the locking assemblies remove the limit on the inserted rod, the circular plate is rotated, the circular plate drives the gear ring to rotate, the gear ring drives the mutually meshed racks to move when rotating, the racks drive the inserted rod to move when moving, one end of the inserted rod moves out of the socket of the sealing door, so that the inserted rod removes the limit on the sealing door, the sealing door can freely rotate around the rotating rod, and the rotating rod is driven to rotate when the sealing door rotates, the rotating rod rotates to drive the gear to rotate, the gear rotates to push the rack II to move, the rack II moves to drive the wedge block to move, so that the inclined surface of the wedge block can upwards push the locking rod, the obtained locking rod is inserted into the through hole, the locking rod is fixed through the locking rod, the situation that the inserting rod is pushed out when the sealing door is not closed in place is avoided, the sealing door is not completely closed, and safety is improved.
Preferably, the locking assembly comprises a locking rod, a push rod, a side plate, a first spring, a sliding rod and a clamping ball, the locking rod is three and penetrates through the connecting rod in sequence, a sliding groove is formed in the position, corresponding to the connecting rod, of the cavity, the push rod is arranged inside the sliding groove in a sliding mode, one end of the push rod is fixedly connected with the side face of the locking rod, the side plate is located on one side of the locking rod and fixedly connected with the connecting rod, the sliding rod is located between the side plate and the locking rod, one end of the sliding rod is fixedly connected with the locking rod, the first spring is sleeved on the sliding rod, the clamping ball is arranged on the sliding rod in a sliding mode, two ends of the first spring are respectively in contact with the clamping ball and the locking rod, and two clamping ball matching bayonets are formed in the side plate from top to bottom.
Adopt above-mentioned technical scheme, promote the push rod, the push rod atress slides inside the spout, the push rod can promote the locking lever and remove, the slide bar that drives on the locking lever when the locking lever removes moves removes, can drive the card ball when the slide bar removes and remove, thereby make the card ball shift out from one of them bayonet socket is inside, can extrude spring one when the card ball shifts out from the bayonet socket is inside, make spring one produce pressure, when the card ball moves to another bayonet socket department, the elasticity of spring one can promote the card ball and remove, make the card ball promoted to the bayonet socket inside by the spring, through the cooperation between card ball and the bayonet socket, avoid moving under the effect of self gravity of locking lever.
Preferably, the switch assembly comprises a rotary table and a pull rod, the front plate is provided with three rotary grooves, the rotary table is provided with three rotary grooves which are respectively arranged in the corresponding rotary grooves in a rotating mode, the side face of the rotary table is provided with an arc-shaped groove, one end of the pull rod is arranged in the arc-shaped groove in a rotating mode, one end of the pull rod is connected with a pull sleeve in a rotating mode, one end of the pull sleeve is sleeved on the output end of the single-pole double-throw switch, a locking opening matched with the locking assembly is formed in the arc face of the rotary table, and the locking opening is located at one end of the rotary groove.
By adopting the technical scheme, the rotary table is rotated, the rotary table is stressed to rotate in the rotary groove, the rotary table rotates to drive the arc-shaped groove on the rotary table to rotate, the arc-shaped groove can drive the pull rod to move when rotating, the pull rod can drive the pull sleeve to rotate when moving, the pull sleeve can drive the output end of the single-pole double-throw switch to rotate when rotating, and the locking port and the locking block are positioned on the same vertical line when the rotary table pulls the single-pole double-throw switch to the off state.
Preferably, the end face of the front plate is fixedly connected with three electromagnetic locks, the side faces of the three rotary plates are provided with two limiting ports, and the output ends of the three electromagnetic locks correspond to the limiting ports at the same positions of the three rotary plates.
Adopt above-mentioned technical scheme, the electromagnetic lock starts, and inside the output of electromagnetic lock can insert spacing mouthful, played the locking effect to the carousel through the electromagnetic lock, avoided the mistake to touch, offered two kinds of states that two spacing mouths correspond switch module respectively on the same carousel, all can play the locking effect to the carousel.
Preferably, the arc surface of the turntable is provided with a threaded opening, and a switch rod is arranged in the threaded opening in a threaded fit manner.
By adopting the technical scheme, the switch rod convenience of users rotates the rotary disc, the switch rod convenience of users with thread fit is taken out after the rotary disc is adjusted, the mistaken touch is avoided, and the safety is ensured.
As preferred, the side of plectane is provided with the arc, arc one side fixedly connected with sleeve pipe, the intraductal ejector pin that slides of sleeve is provided with, be provided with spring two between sleeve pipe and the ejector pin, the both ends of spring two respectively with the side fixed connection of sleeve pipe with the ejector pin, the one end fixedly connected with semicircle ball of ejector pin, two draw-in grooves with the semicircle ball joint are seted up to the side of disc.
Adopt above-mentioned technical scheme, when the plectane rotates, the board that changes drives the draw-in groove and rotates, the draw-in groove can extrude the semicircle ball, the semicircle ball atress can extrude the ejector pin, thereby it is inside to make the top cap withdraw the cover, the ejector pin can extrude spring two when removing, make two atress of spring warp and produce elasticity, when next draw-in groove corresponds to the semicircle ball, the elasticity of spring two can promote the ejector pin, the ejector pin can drive the semicircle ball, thereby make inside the semicircle ball card goes into another draw-in groove, cooperation person of facilitating the use between draw-in groove and the semicircle fixes a position the position of inserted bar, the semicircle ball plays the positioning action to the plectane, avoid the plectane to rotate at will.
Preferably, a telescopic rod for rotating the circular plate is fixedly connected to a side surface of the circular plate.
Adopt above-mentioned technical scheme, the plectane is conveniently rotated to the telescopic link under the extension state, and the telescopic link under the shortening state is conveniently accomodate.
Preferably, the bottom of the locking rod is provided with an inclined opening.
By adopting the technical scheme, the wedge-shaped block can be conveniently inserted into the inclined opening.
The beneficial effects are that, when the sealing door is completely sealed, the locking rod can only be moved out from the inside of the through hole at the moment, and the inserted rod can only slide at the moment, so that the sealing door can be locked, the situation that the inserted rod can be moved out when the sealing door is not completely closed and is not completely closed is avoided, so that the sealing door is incompletely closed, after the inserted rod is matched with the socket, the notch corresponds to the locking device at the moment, the locking device can only be moved out from the inside of the switch assembly, and the switch assembly can be started to close the single-pole double-throw switch only when the sealing door is completely closed. The safety is fully ensured.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic diagram of an embodiment for showing a cavity;
FIG. 3 is a cross-sectional view of a side view of the cabinet;
FIG. 4 is an enlarged view of A;
FIG. 5 is an enlarged view of B;
FIG. 6 is an enlarged view of C;
FIG. 7 is an enlarged view of the embodiment for showing the slide bar and the sleeve.
Reference numerals: 1. a cabinet body; 2. a single pole double throw switch; 3. a front plate; 4. a cavity; 5. a switch assembly; 6. a connecting rod; 7. a locking assembly; 8. inserting a rod; 9. a recess; 10. a first rack; 11. a circular plate; 12. a toothed ring; 13. a through hole; 14. a locking lever; 15. a wedge block; 16. a second rack; 17. a rotating rod; 18. a sealing door; 19. a gear; 20. a socket; 21. a locking lever; 22. a push rod; 23. a side plate; 24. a first spring; 25. a slide bar; 26. blocking the ball; 27. a chute; 28. a bayonet; 29. a turntable; 30. a pull rod; 31. rotating the groove; 32. an arc-shaped slot; 33. pulling the sleeve; 34. a locking port; 35. an electromagnetic lock; 36. a limiting port; 37. a threaded opening; 38. a switch lever; 39. an arc-shaped plate; 40. a sleeve; 41. a top rod; 42. a second spring; 43. a semi-sphere; 44. a card slot; 45. a telescopic rod; 46. and (4) beveling.
Detailed Description
The following description is only a preferred embodiment of the present invention, and the protection scope is not limited to the embodiment, and any technical solution that falls under the idea of the present invention should fall within the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention.
As shown in fig. 1 to 7, a high-voltage frequency conversion manual bypass cabinet with a self-locking effect comprises a cabinet body 1 and three single-pole double-throw switches 2 arranged in the cabinet body 1 from top to bottom, wherein a front plate 3 is fixedly connected to the front end surface of the cabinet body 1, a cavity 4 is formed in the front plate 3, a switch assembly 5 is arranged in the cavity 4, the switch assembly 5 comprises a rotary plate 29 and a pull rod 30, three rotary grooves 31 are formed in the front plate 3, the rotary plate 29 is provided with three rotary grooves 31 which are respectively and rotatably arranged in the corresponding rotary grooves 31, an arc-shaped groove 32 is formed in the side surface of the rotary plate 29, one end of the pull rod 30 is rotatably arranged in the arc-shaped groove 32, one end of the pull rod 30 is rotatably connected with a pull sleeve 33, one end of the pull sleeve 33 is sleeved on the output end of the single-pole double-throw switch 2, a screw hole 37 is formed in the arc surface of the rotary plate 29, a switch rod 38 is arranged in a screw thread fit manner in one of the screw hole 37, the switch rod 38 is convenient for a user to rotate the rotary disc 29, and the switch rod 38 matched with the threads is convenient for the user to take out after the rotary disc 29 is adjusted, so that the mistaken touch is avoided, and the safety is ensured.
When the cabinet body 1 needs to be overhauled, the rotary table 29 is rotated through the switch rod 38, the rotary table 29 is stressed to rotate in the rotary groove 31, the rotary table 29 rotates to drive the arc-shaped groove 32 on the rotary table 29 to rotate, the arc-shaped groove 32 can drive the pull rod 30 to move when rotating, the pull rod 30 can drive the pull sleeve 33 to rotate when moving, the pull sleeve 33 rotates to drive the output end of the single-pole double-throw switch 2 to rotate, and the switch component 5 can drive the three single-pole double-throw switches 2 to be closed.
A connecting rod 6 positioned at the bottom of the switch component 5 is arranged in the cavity 4, a locking component 7 is inserted in the connecting rod 6, an inserting rod 8 positioned at the bottom of the locking component 7 is arranged in the cavity 4 in a sliding manner, a plurality of notches 9 are formed in the inserting rod 8, the locking component 7 comprises three locking rods 2114, a push rod 22, a side plate 23, a first spring 24, a sliding rod 25 and a clamping ball 26, the three locking rods 2114 sequentially penetrate through the connecting rod 6, a sliding groove 27 is formed in the cavity 4 corresponding to the connecting rod 6, the push rod 22 is arranged in the sliding groove 27 in a sliding manner, one end of the push rod 22 is fixedly connected with the side surface of the locking rod 2114, the side plate 23 is positioned at one side of the locking rod 2114, the side plate 23 is fixedly connected with the connecting rod 6, the sliding rod 25 is positioned between the side plate 23 and the locking rod 4, one end of the sliding rod 25 is fixedly connected with the locking rod 2114, the first spring 24 is sleeved on the sliding rod 25, the clamping ball 26 is arranged on the sliding rod 25, two ends of the first spring 24 are respectively contacted with the ball 26 and the locking rod 2114, and two bayonets 28 matched with the ball 26 are arranged on the side plate 23 from top to bottom.
When the rotary disc 29 is pulled to an off state, the locking port 34 and the locking block are positioned on the same vertical line, the push rod 22 is pushed, the push rod 22 is forced to slide in the sliding groove 27, the push rod 22 can push the locking rod 2114 to move, so that the locking rod 2114 moves out of the notch 9 and moves into the locking port 34, at the moment, the locking assembly 7 limits the position of the switch assembly 5, the switch assembly 5 cannot be adjusted, the sliding rod 25 on the locking rod 2114 is driven to move when the locking rod 2114 moves, the sliding rod 25 can drive the detent ball 26 to move, so that the detent ball 26 moves out of one of the bayonets 28, the detent ball 26 can press the first spring 24 when moving out of the bayonets 28, so that the first spring 24 generates pressure, when the detent ball 26 moves to the other bayonets 28, the first spring 24 pushes the ball 26 to move, so that the ball 26 is pushed into the notch 28 by the first spring, and the locking rod 2114 is prevented from moving under the action of its own weight due to the cooperation between the ball 26 and the notch 28.
The front plate 3 is internally and symmetrically and rotatably provided with rotating rods 17, a sealing door 18 fixedly connected with the two rotating rods 17 is arranged between the two rotating rods 17, one side of the sealing door 18 close to the inserted rod 8 is provided with a socket 20 corresponding to the inserted rod 8, the bottom surface of the inserted rod 8 is fixedly connected with a rack I10, one side of the inserted rod 8 is rotatably provided with a circular plate 11, the side surface of the circular plate 11 is fixedly connected with a toothed ring 12 meshed with the rack I10, the side surface of the circular plate 11 is fixedly connected with a telescopic rod 45 used for rotating the circular plate 11, the telescopic rod 45 in an extension state conveniently rotates the circular plate 11, the telescopic rod 45 in a shortening state is conveniently accommodated, the side surface of the circular plate 11 is provided with an arc plate 39, one side of the arc plate 39 is fixedly connected with a sleeve 40, a push rod 41 is slidably arranged inside the sleeve 40, a spring II 42 is arranged between the sleeve 40 and the push rod 41, and two ends of the spring II 42 are respectively and fixedly connected with the side surfaces of the sleeve 40 and the push rod 41, one end of the mandril 41 is fixedly connected with a semi-sphere 43, and the side surface of the disc is provided with two clamping grooves 44 which are clamped with the semi-sphere 43.
The circular plate 11 is rotated, the circular plate 11 drives the gear ring 12 to rotate, the gear ring 12 drives the first rack 10 which is meshed with each other to move when rotating, the first rack 10 drives the inserted rod 8 to move when moving, so that one end of the inserted rod 8 is moved out of the socket 20 of the sealing door 18, the inserted rod 8 removes the limitation on the sealing door 18, the sealing door 18 can freely rotate around the rotating rod 17, the rotating plate drives the clamping groove 44 to rotate when the circular plate 11 rotates, the clamping groove 44 extrudes the semi-sphere 43, the semi-sphere 43 extrudes the ejector rod 41 when stressed, so that the top cover is retracted into the sleeve 40, the ejector rod 41 extrudes the second spring 42 when moving, the second spring 42 is stressed to deform to generate elastic force, when the next clamping groove 44 corresponds to the semi-sphere 43, the elastic force of the second spring 42 pushes the ejector rod 41, the ejector rod 41 drives the semi-sphere 43, so that the semi-sphere 43 is clamped into the other clamping groove 44, and the matching between the clamping groove 44 and the semi-sphere 43 is convenient for a user to position the inserted rod 8, the semi-spherical balls 43 serve to position the circular plate 11 and prevent the circular plate 11 from rotating freely.
Through-hole 13 has vertically been seted up to the bottom surface of connecting rod 6, and through-hole 13 is inside to be provided with locking lever 2114, and bevel connection 46 has been seted up to the bottom of locking lever 2114, and bevel connection 46 makes things convenient for inserting of wedge 15, and the horizontal slip in inserted bar 8 bottom is provided with wedge 15, and one side fixedly connected with rack two 16 of wedge 15, the one end fixedly connected with of bull stick 17 that is close to rack two 16 and rack two 16 intermeshing's gear 19.
The rotating rod 17 is driven to rotate when the sealing door 18 rotates, the rotating rod 17 rotates to drive the gear 19 to rotate, the gear 19 rotates to push the second rack 16 to move, the second rack 16 moves to drive the wedge block 15 to move, so that the inclined surface of the wedge block 15 can upwards push the locking rod 2114, the obtained locking rod 2114 is inserted into the through hole 13, the locking rod 2114 is fixed through the locking rod 2114, the situation that the inserting rod 8 is pushed out when the sealing door 18 is not closed in place is avoided, incomplete closing of the sealing door 18 is caused, and safety is improved.
When the sealing door 18 is completely sealed, the locking rod 2114 can be moved out from the inside of the through hole 13 at the moment, the inserted rod 8 can be slid at the moment, the sealing door 18 can be locked, the situation that the inserted rod 8 can be moved out when the sealing door 18 is not completely closed and is not completely closed is avoided, the closing is incomplete, the inserted rod 8 is matched with the socket 20, the notch 9 corresponds to the locking device at the moment, the locking device can be moved out from the inside of the switch assembly 5, and the switch assembly 5 can be started to close the single-pole double-throw switch 2 only when the sealing door 18 is completely closed. The safety is fully ensured.
Three electromagnetic lock 35 of 3 terminal surface fixedly connected with of front bezel, two spacing mouthful 36 have been seted up to the side of three carousel 29, correspond the spacing mouthful 36 of three carousel 29 same position on the output of three electromagnetic lock 35, electromagnetic lock 35 starts, inside spacing mouthful 36 can be inserted to the output of electromagnetic lock 35, play the locking action to carousel 29 through electromagnetic lock 35, avoid the mistake to touch, set up two kinds of states that two spacing mouthful 36 correspond switch module 5 respectively on same carousel 29, all can play the locking action to carousel 29.
Claims (8)
1. A high-voltage frequency conversion manual bypass cabinet with a self-locking effect comprises a cabinet body (1) and three single-pole double-throw switches (2) which are arranged in the cabinet body (1) from top to bottom, and is characterized in that a front plate (3) is fixedly connected to the front end face of the cabinet body (1), a cavity (4) is formed in the front plate (3), a switch assembly (5) is arranged in the cavity (4), the switch assembly (5) penetrates through the cavity (4), the output end of the switch assembly (5) is fixedly connected with the input end of the single-pole double-throw switch (2), a connecting rod (6) positioned at the bottom of the switch assembly (5) is arranged in the cavity (4), a locking assembly (7) is arranged in the connecting rod (6) in an inserting manner, the input end of the locking assembly (7) penetrates through the cavity (4), one end of the locking assembly (7) is matched with the switch assembly (5) in an inserting manner, the cavity (4) is internally provided with an inserted bar (8) positioned at the bottom of the locking assembly (7) in a sliding manner, the inserted bar (8) is provided with a plurality of notches (9), the other ends of the notches (9) and the locking assembly (7) are inserted and matched, the bottom surface of the inserted bar (8) is fixedly connected with a first rack (10), one side of the inserted bar (8) is rotatably provided with a circular plate (11), the side surface of the circular plate (11) is fixedly connected with a toothed ring (12) which is meshed with the first rack (10), the bottom surface of the connecting rod (6) is vertically provided with a through hole (13), the through hole (13) is internally provided with locking rods (21) and (14), the bottom of the inserted bar (8) is transversely provided with a wedge block (15) in a sliding manner, the side surface of one side of the wedge block (15) is fixedly connected with a second rack (16), the front plate (3) is internally provided with a rotating rod (17) in a symmetrical manner and in a rotating manner, two be provided with between bull stick (17) with two bull stick (17) fixed connection's sealing door (18), be close to one end fixedly connected with and rack two (16) intermeshing's gear (19) of bull stick (17) of rack two (16), socket (20) that correspond each other with inserted bar (8) are seted up to one side of sealing door (18) that is close to inserted bar (8).
2. The high-voltage frequency conversion manual bypass cabinet with the self-locking effect according to claim 1, wherein the locking assembly (7) comprises three locking rods (21) (14), a push rod (22), a side plate (23), a first spring (24), a slide rod (25) and a ball retainer (26), the three locking rods (21) (14) sequentially pass through the connecting rod (6), a sliding groove (27) is formed in the cavity (4) corresponding to the connecting rod (6), the push rod (22) is slidably arranged in the sliding groove (27), one end of the push rod (22) is fixedly connected with the side surface of the locking rods (21) (14), the side plate (23) is located on one side of the locking rods (21) (14), the side plate (23) is fixedly connected with the connecting rod (6), the slide rod (25) is located between the side plate (23) and the locking rods (21) (14), one end of the sliding rod (25) is fixedly connected with the locking rods (21) and (14), the first spring (24) is sleeved on the sliding rod (25), the clamping ball (26) is arranged on the sliding rod (25) in a sliding mode, two ends of the first spring (24) are respectively in contact with the clamping ball (26) and the locking rods (21) and (14), and two bayonets (28) matched with the clamping ball (26) are formed in the side plate (23) from top to bottom.
3. The high-voltage frequency conversion manual bypass cabinet with the self-locking effect according to claim 1, characterized in that the switch assembly (5) comprises a rotary disc (29) and a pull rod (30), the front plate (3) is provided with three rotary grooves (31), the rotary disc (29) is provided with three rotary grooves (31) which are respectively and rotationally arranged in the corresponding rotary grooves (31), an arc-shaped groove (32) is formed in the side surface of the rotating disc (29), one end of the pull rod (30) is rotatably arranged in the arc-shaped groove (32), one end of the pull rod (30) is rotatably connected with a pull sleeve (33), one end of the pull sleeve (33) is sleeved on the output end of the single-pole double-throw switch (2), and a locking opening (34) matched with the locking assembly (7) is formed in the arc surface of the turntable (29), and the locking opening (34) is positioned at one end of the rotary groove (31).
4. The high-voltage variable-frequency manual bypass cabinet with the self-locking effect according to claim 3, characterized in that three electromagnetic locks (35) are fixedly connected to the end face of the front plate (3), two limiting ports (36) are formed in the side faces of the three rotating discs (29), and the output ends of the three electromagnetic locks (35) correspond to the limiting ports (36) at the same positions of the three rotating discs (29).
5. The manual bypass cabinet with self-locking effect for high voltage frequency conversion according to claim 3, wherein a circular arc surface of the rotary disk (29) is provided with a threaded opening (37), and a switch rod (38) is arranged inside one of the threaded openings (37) in a threaded fit manner.
6. The high-voltage variable-frequency manual bypass cabinet with the self-locking effect according to claim 1, characterized in that an arc-shaped plate (39) is arranged on the side surface of the circular plate (11), a sleeve (40) is fixedly connected to one side of the arc-shaped plate (39), a push rod (41) is arranged inside the sleeve (40) in a sliding manner, a second spring (42) is arranged between the sleeve (40) and the push rod (41), two ends of the second spring (42) are respectively fixedly connected with the side surfaces of the sleeve (40) and the push rod (41), a semi-sphere (43) is fixedly connected to one end of the push rod (41), and two clamping grooves (44) connected with the semi-sphere (43) in a clamping manner are formed in the side surface of the circular plate.
7. The high-voltage frequency conversion manual bypass cabinet with the self-locking effect according to claim 1, characterized in that a telescopic rod (45) for rotating the circular plate (11) is fixedly connected to the side surface of the circular plate (11).
8. The high-voltage frequency conversion manual bypass cabinet with the self-locking effect according to claim 1, characterized in that the bottom of the locking rod (21) (14) is provided with an inclined opening (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111648689.5A CN114336339B (en) | 2021-12-29 | 2021-12-29 | Manual bypass cabinet of high pressure frequency conversion with auto-lock effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111648689.5A CN114336339B (en) | 2021-12-29 | 2021-12-29 | Manual bypass cabinet of high pressure frequency conversion with auto-lock effect |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114336339A true CN114336339A (en) | 2022-04-12 |
| CN114336339B CN114336339B (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111648689.5A Active CN114336339B (en) | 2021-12-29 | 2021-12-29 | Manual bypass cabinet of high pressure frequency conversion with auto-lock effect |
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| Country | Link |
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| CN (1) | CN114336339B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT7969382A0 (en) * | 1978-12-12 | 1979-12-12 | Hazemeijer Bv | OPERATING AND LOCKING DEVICE FOR ELECTRICAL SWITCHING SYSTEMS |
| WO2015098142A1 (en) * | 2013-12-26 | 2015-07-02 | 三菱電機株式会社 | Bypass switch |
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| CN111326974A (en) * | 2020-03-12 | 2020-06-23 | 杭州杰耀电力设备有限公司 | Switch board with inner loop dehumidification effect |
| CN211266029U (en) * | 2019-12-27 | 2020-08-14 | 杭州杰耀电力设备有限公司 | Electrical cabinet with high safety performance |
| CN212849421U (en) * | 2020-09-11 | 2021-03-30 | 万瑞机电(深圳)有限公司 | Novel high-voltage lifting cabinet lower door interlocking device |
| CN214957910U (en) * | 2020-10-27 | 2021-11-30 | 杭州杰耀电力设备有限公司 | High-strength electrical cabinet for slitting machine |
| CN214957909U (en) * | 2020-10-27 | 2021-11-30 | 杭州杰耀电力设备有限公司 | MNS low-voltage switchgear |
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2021
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| IT7969382A0 (en) * | 1978-12-12 | 1979-12-12 | Hazemeijer Bv | OPERATING AND LOCKING DEVICE FOR ELECTRICAL SWITCHING SYSTEMS |
| WO2015098142A1 (en) * | 2013-12-26 | 2015-07-02 | 三菱電機株式会社 | Bypass switch |
| CN105048772A (en) * | 2015-07-21 | 2015-11-11 | 广东明阳龙源电力电子有限公司 | Bypass switching cabinet of high-voltage inverter |
| JP6511667B1 (en) * | 2018-05-29 | 2019-05-15 | 三門県利成電子科技有限公司 | Safe traffic control electronic monitoring equipment |
| CN109390857A (en) * | 2018-12-05 | 2019-02-26 | 国网辽宁省电力有限公司阜新供电公司 | Power screen cabinet threading opening plugging device |
| CN110416907A (en) * | 2019-07-29 | 2019-11-05 | 广州珠江天然气发电有限公司 | A kind of five anti-and positioning systems, method of handcart type high voltage switch cabinet |
| CN211266029U (en) * | 2019-12-27 | 2020-08-14 | 杭州杰耀电力设备有限公司 | Electrical cabinet with high safety performance |
| CN111326974A (en) * | 2020-03-12 | 2020-06-23 | 杭州杰耀电力设备有限公司 | Switch board with inner loop dehumidification effect |
| CN212849421U (en) * | 2020-09-11 | 2021-03-30 | 万瑞机电(深圳)有限公司 | Novel high-voltage lifting cabinet lower door interlocking device |
| CN214957910U (en) * | 2020-10-27 | 2021-11-30 | 杭州杰耀电力设备有限公司 | High-strength electrical cabinet for slitting machine |
| CN214957909U (en) * | 2020-10-27 | 2021-11-30 | 杭州杰耀电力设备有限公司 | MNS low-voltage switchgear |
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|---|---|
| CN114336339B (en) | 2023-10-13 |
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