CN114551181A - Middle-positioned inflatable cabinet isolation operating mechanism - Google Patents
Middle-positioned inflatable cabinet isolation operating mechanism Download PDFInfo
- Publication number
- CN114551181A CN114551181A CN202210288344.1A CN202210288344A CN114551181A CN 114551181 A CN114551181 A CN 114551181A CN 202210288344 A CN202210288344 A CN 202210288344A CN 114551181 A CN114551181 A CN 114551181A
- Authority
- CN
- China
- Prior art keywords
- gear
- isolation
- hole
- baffle
- ground connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000002955 isolation Methods 0.000 title claims abstract description 86
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 230000000903 blocking effect Effects 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 23
- 238000005452 bending Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 5
- 210000001503 joint Anatomy 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a central-positioned type inflatable cabinet isolation operating mechanism which comprises a mounting frame, wherein a rotating shaft and an output shaft are rotatably arranged on the mounting frame, and a chain wheel for linkage connection with a switch is arranged on the output shaft; still include the ground connection action bars, keep apart the action bars, transmission assembly and locking Assembly, ground connection action bars and isolation action bars rotate and set up on the mounting bracket, the ground connection action bars passes through transmission assembly and output shaft and pivot constitution linkage with the isolation action bars, make ground connection action bars or when keeping apart the action bars and rotate, the output shaft takes place to rotate with the pivot, still install the front bezel on the mounting bracket, set up the ground connection handle hole coaxial in ground connection action bars and the isolation handle hole coaxial in isolation action bars on the front bezel, locking Assembly is used for blocking the baffle of ground connection handle hole and isolation handle hole between front bezel and mounting bracket including sliding the setting, during the one-way slip baffle, ground connection handle hole or isolation handle hole are opened. The invention has the advantages of stable structure and high safety.
Description
Technical Field
The invention relates to the technical field of power switch equipment, in particular to an isolation operation mechanism of a central inflatable cabinet.
Background
The central inflating cabinet is an inflating cabinet with a central switch, is indoor alternating-current high-voltage gas-insulated metal-enclosed switchgear, is suitable for distribution automation, and has the characteristics of compact structure, flexible operation, reliable interlocking and the like. The existing isolation operation mechanism of the gas-filled cabinet usually adopts an operating rod to drive a transmission assembly to carry out the isolation switching-on, isolation switching-off (simultaneously also grounding switching-off) and the grounding switching-on of the cutter bar, and the following safety key points need to be ensured for ensuring the safety during the operation: 1. after the isolation operation mechanism completes isolation switching-off (or grounding switching-off), the circuit breaker operation mechanism cannot perform circuit breaking and switching-on operation, and if the circuit breaker operation mechanism performs the circuit breaking and switching-on operation, potential safety hazards exist; 2. after the isolation operation mechanism completes isolation switching-on or grounding switching-on, the breaker can perform breaking switching-on operation. Therefore, an interlocking mechanism is usually designed between the isolation operating mechanism and the circuit breaker operating mechanism to meet the two safety points, but the existing interlocking mechanism has the disadvantages of complicated structure, poor stability and low safety.
Disclosure of Invention
The invention aims to provide an isolation operation mechanism of a central inflatable cabinet, which has the advantages of stable structure and high safety.
In order to achieve the purpose, the invention provides the following technical scheme: the middle-positioned type inflatable cabinet isolation operating mechanism comprises a mounting frame, wherein an electric operating mechanism and a microswitch are mounted on the mounting frame, the electric operating mechanism is electrically connected with the microswitch, a rotating shaft and an output shaft are rotatably arranged on the mounting frame, a cam for shifting the microswitch is mounted on the rotating shaft in a linkage manner, and a chain wheel for linkage connection with the switch is mounted on the output shaft; still include ground connection action bars, isolation action bars, drive assembly and locking subassembly, ground connection action bars and isolation action bars rotate to set up on the mounting bracket, ground connection action bars passes through drive assembly and output shaft and pivot constitution linkage with isolation action bars for when ground connection action bars or isolation action bars rotate, the output shaft takes place to rotate with the pivot, still install the front bezel on the mounting bracket, set up the ground connection handle hole coaxial in ground connection action bars and the isolation handle hole coaxial in isolation action bars on the front bezel, the locking subassembly is used for blocking the baffle of ground connection handle hole and isolation handle hole between front bezel and mounting bracket including sliding the setting, and during the unidirectional sliding baffle, ground connection handle hole or isolation handle hole are opened.
By adopting the technical scheme, in the initial state, the baffle is positioned at the unlocking position, and the grounding operation hole and the isolation operation hole are blocked by the baffle, so that the misoperation of the grounding operation rod and the isolation operation rod is avoided; during isolation operation, the baffle is slid to an isolation position, the isolation operation hole is opened at the moment, the grounding operation hole is in a closed state, the handle is inserted into the isolation operation hole, the handle is in butt joint with the isolation operation rod, the handle rotates clockwise, the isolation operation rod drives the output shaft to rotate through the transmission assembly, the isolation switch is switched on, the handle is pulled out, and the baffle is slid to an unlocking position; during grounding operation, the baffle slides to a grounding position, the grounding operation hole is opened at the moment, the isolation operation hole is in a closed state, the handle is inserted into the grounding operation hole, the handle is in butt joint with the grounding operation rod, the handle rotates clockwise, the grounding operation rod drives the output shaft to rotate through the transmission assembly, the grounding switch is switched on, the handle is pulled out, and the baffle slides to an unlocking position. Therefore, the operation structure is stable in structure, simple and reliable in operation, high in safety and beneficial to wide popularization in the market, and has the function of preventing misoperation.
The locking assembly further comprises a guide rod and two pressure springs, two support rods are arranged on the mounting frame, two ends of the guide rod are respectively mounted on the corresponding support rods, a sliding block is arranged on the baffle plate and is arranged on the guide rod in a sliding mode, the two pressure springs are respectively sleeved on the guide rod and are located on two sides of the sliding block, one end of each pressure spring abuts against the corresponding support rod, and the other end of each pressure spring abuts against one side of the corresponding sliding block.
Through adopting above-mentioned technical scheme, the pressure spring provides the pretightning force to the baffle, makes the baffle be in the unblock position automatically when initial condition, blocks ground connection handle hole and isolation handle hole to prevent staff's maloperation, the unilateral slide baffle, the pressure spring energy storage of unilateral, until loosening the baffle, this pressure spring release energy makes the baffle get back to initial position, avoids operating personnel to forget and slides the baffle to the unblock position and the condition emergence of unable manual or electric operation circuit breaker.
The invention is further arranged in that the outer end of the supporting rod is connected with a limit screw in a threaded manner, the baffle plate is provided with two stroke holes matched with the limit screw, and the screw rod part of the limit screw penetrates through the corresponding stroke holes, so that the baffle plate is clamped between the screw head part of the limit screw and the supporting rod.
Through adopting above-mentioned technical scheme, can play direction and the spacing effect of limit stroke to the baffle to guarantee the stability that the baffle slided.
The invention is further provided with an operation bending part extending towards the direction far away from the mounting frame, and the front plate is provided with a stroke opening for the operation bending part to pass through.
Through adopting above-mentioned technical scheme, only need promote the operation portion of bending and can realize the holistic operation of sliding of baffle, the operating personnel of being convenient for slides the operation to the baffle.
The invention is further set up in that a lock plate with an L-shaped section is further mounted on the mounting frame, the lock plate comprises a fixing part and a stroke comparison part, the fixing part is mounted on the mounting frame through a screw, the stroke comparison part penetrates through the stroke opening, an isolation position hole, an unlocking position hole and a grounding position hole are formed in the stroke comparison part in the sliding direction of the baffle, a comparison hole is formed in the operation bending part, the comparison hole is coaxial with the isolation position hole when the baffle slides to the isolation position, the comparison hole is coaxial with the unlocking position hole when the baffle slides to the unlocking position, and the comparison hole is coaxial with the grounding position hole when the baffle slides to the grounding position.
By adopting the technical scheme, the operating personnel can conveniently judge whether the baffle reaches the isolation position, the unlocking position and the grounding position, so that the subsequent smooth isolation operation and grounding operation can be favorably carried out.
The invention is further arranged in that the baffle is provided with a plurality of support bends extending towards the direction of the mounting rack, and the end parts of the support bends are attached to one side, close to the baffle, of the mounting rack.
Through adopting above-mentioned technical scheme, can further promote the stability that the baffle slided.
The invention is further arranged in that the transmission assembly comprises a first gear installed on the grounding operating rod in a linkage manner, a second gear installed on the isolating operating rod in a linkage manner, a third gear installed on the rotating shaft in a linkage manner, a transmission shaft rotatably arranged on the mounting frame, a fourth gear and a fifth gear installed on the transmission shaft in a linkage manner, and a sixth gear installed on the output shaft in a linkage manner, wherein the first gear is meshed with the second gear, the second gear is meshed with the third gear, the third gear is meshed with the fourth gear, the fourth gear and the fifth gear synchronously rotate, the fifth gear is meshed with the sixth gear, and the first gear and the second gear have the same number of teeth.
Through adopting above-mentioned technical scheme, not only can promote the stability of structure, reduce the operation moment of torsion, make manual operation lighter, when this drive mechanism enables to keep apart separating brake (keep apart combined floodgate) moreover, ground connection combined floodgate (ground connection separating brake), the operation is very convenient.
The mounting frame further comprises a fixing plate, a middle plate and a plurality of first hexagonal rods, wherein the fixing plate and the middle plate are respectively fixed at two ends of the first hexagonal rods through screws, a plurality of second hexagonal rods penetrate through the mounting frame, the front plate is fixed at one ends of the second hexagonal rods through screws, and the other ends of the second hexagonal rods are connected with the rear plate through screws.
Through adopting above-mentioned technical scheme, simple structure is reliable, the maintenance operation of the equipment of earlier stage and later stage of being convenient for.
The invention further provides the device which comprises two guide pieces, wherein the two guide pieces are respectively arranged on the inner sides of the grounding operation hole and the isolating operation hole, each guide piece comprises an installation part and guide parts arranged on the two sides of the installation part, the installation parts are installed on the installation frame through screws, the upper edge of each installation part is in an arc shape coaxial with the grounding operation hole or the isolating operation hole, the two guide parts are arranged in a splayed shape, the upper ends of the guide parts are flush with the top end of the installation part, one side, far away from the installation parts, of each guide part is provided with a clamping part, and the front plate is provided with a clamping groove matched with the clamping part.
Through adopting above-mentioned technical scheme, can lead when inserting ground connection handle hole or keeping apart the handle hole, make its accurate butt joint with ground connection action bars or keep apart the action bars, do benefit to ground connection operation and isolation operation.
The invention is further provided that one end of the grounding operating rod, which is far away from the transmission assembly, is provided with a first hexagonal operating part, and one end of the isolating operating rod, which is far away from the transmission assembly, is provided with a second hexagonal operating part.
Through adopting above-mentioned technical scheme, be convenient for ground connection action bars and handle and keep apart action bars and handle butt joint production linkage for the handle drives when keeping apart the operation and keeps apart the action bars rotation, drives ground connection action bars rotation when ground connection operation.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a cross-sectional view of the present invention in its entirety;
FIG. 3 is a first perspective view of the locking assembly of the present invention;
FIG. 4 is a schematic view of a second perspective view of the locking assembly of the present invention;
FIG. 5 is a schematic view of a first perspective of the transmission assembly of the present invention;
fig. 6 is a second perspective structural diagram of the transmission assembly of the present invention.
In the figure: 1. a mounting frame; 2. an electric operating mechanism; 3. a microswitch; 4. a rotating shaft; 5. an output shaft; 6. a cam; 7. a sprocket; 8. a ground lever; 9. an isolation operating lever; 10. a transmission assembly; 11. a locking assembly; 12. a front plate; 13. a grounding operation hole; 14. isolating the operation hole; 15. a baffle plate; 16. a guide bar; 17. a pressure spring; 18. a support bar; 19. a slider; 20. a limiting screw; 21. a travel hole; 22. operating the bending part; 23. a locking plate; 24. a fixed part; 25. a stroke comparison unit; 26. a location isolation hole; 27. an unlock position hole; 28. a ground location hole; 29. control wells; 30. supporting and bending; 31. a first gear; 32. a second gear; 33. a third gear; 34. a drive shaft; 35. a fourth gear; 36. a fifth gear; 37. a sixth gear; 38. a fixing plate; 39. a middle plate; 40. a first hexagonal rod; 41. a second hexagonal bar; 42. a back plate; 43. a guide member; 44. an installation part; 45. a guide portion; 46. a clamping part; 47. a card slot; 48. a first hexagonal operation part; 49. a second hexagonal operating portion; 50. the stroke opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): the central-positioned type inflatable cabinet isolation operating mechanism as shown in fig. 1-6 comprises an installation frame 1, wherein an electric operating mechanism 2 and a microswitch 3 are installed on the installation frame 1, the electric operating mechanism 2 is electrically connected with the microswitch 3, the electric operating mechanism 2 and the microswitch 3 are conventional devices, so the specific structure of the central-positioned type inflatable cabinet isolation operating mechanism is not described in detail again, a rotating shaft 4 and an output shaft 5 are rotatably arranged on the installation frame 1, a cam 6 for shifting the microswitch 3 is mounted on the rotating shaft 4 in a linkage manner, and a chain wheel 7 for linkage connection with the switch is mounted on the output shaft 5; still include ground connection action bars 8, keep apart action bars 9, drive assembly 10 and locking Assembly 11, ground connection action bars 8 and keep apart action bars 9 and rotate and set up on mounting bracket 1, set up a plurality of axle sleeves that supply ground connection action bars 8 and keep apart action bars 9 to pass on mounting bracket 1, ground connection action bars 8 and keep apart action bars 9 constitute the linkage through drive assembly 10 and output shaft 5 and pivot 4 for when ground connection action bars 8 or keep apart action bars 9 rotate, output shaft 5 and pivot 4 take place to rotate, still install front bezel 12 on mounting bracket 1, set up the ground connection action holes 13 that is coaxial with ground connection action bars 8 and the isolation action holes 14 that is coaxial with keeps apart action bars 9 on front bezel 12, locking Assembly 11 is including sliding setting up the baffle 15 that is used for blocking ground connection action holes 13 and isolation action holes 14 between front bezel 12 and mounting bracket 1, when the shutter 15 is slid in one direction, the ground operation hole 13 or the isolation operation hole 14 is opened. In the initial state, the baffle 15 is located at the unlocking position, and the grounding operation hole 13 and the isolating operation hole 14 are blocked by the baffle 15, so that misoperation on the grounding operation rod 8 and the isolating operation rod 9 is avoided; during isolation operation, the baffle 15 slides to an isolation position, the isolation operation hole 14 is opened at the moment, the grounding operation hole 13 is in a closed state, the handle is inserted into the isolation operation hole 14, the handle is in butt joint with the isolation operation rod 9, the handle rotates clockwise, the isolation operation rod 9 drives the output shaft 5 to rotate through the transmission assembly 10, the isolation switch is switched on, the handle is pulled out, and the baffle 15 slides to an unlocking position; during the ground connection operation, slide baffle 15 to the ground connection position, ground connection operation hole 13 is opened this moment, keeps apart operation hole 14 and is in the closed condition, inserts the handle in ground connection operation hole 13, and the handle docks with ground connection action bars 8, and the handle clockwise rotation, ground connection action bars 8 drive output shaft 5 rotation through drive assembly 10, make ground connection switch combined floodgate, extract the handle, slide baffle 15 to the unblock position. Therefore, the operation structure is stable in structure, simple and reliable in operation, high in safety and beneficial to wide popularization in the market, and has the function of preventing misoperation.
As shown in fig. 2-4, the locking assembly 11 further includes a guide rod 16 and two pressure springs 17, two support rods 18 are arranged on the mounting frame 1, two ends of the guide rod 16 are respectively installed on the corresponding support rods 18, a sliding block 19 is arranged on the baffle 15, the sliding block 19 is slidably arranged on the guide rod 16, two pressure springs 17 are respectively sleeved on the guide rod 16 at positions on two sides of the sliding block 19, one end of each pressure spring 17 is abutted on the corresponding support rod 18, and the other end of each pressure spring 17 is abutted on one side of the corresponding sliding block 19. The pressure spring 17 provides pretightening force for the baffle 15, so that the baffle 15 can be automatically located at an unlocking position in an initial state, the grounding operation hole 13 and the isolation operation hole 14 are blocked to prevent misoperation of a worker, the baffle 15 slides in a one-way mode, the pressure spring 17 on one side stores energy until the baffle 15 is loosened, the pressure spring 17 releases energy to enable the baffle 15 to return to the initial position, and the situation that the breaker cannot be manually or electrically operated due to the fact that the operator forgets to slide the baffle 15 to the unlocking position is avoided.
As shown in fig. 3, the outer end of the support rod 18 is connected with a limit screw 20 in a threaded manner, the baffle 15 is provided with two stroke holes 21 matched with the limit screw 20, the stroke holes 21 extend towards the moving direction of the baffle 15, and the screw portion of the limit screw 20 passes through the corresponding stroke hole 21, so that the baffle 15 is clamped between the screw head of the limit screw 20 and the support rod 18. This design can play direction and the spacing effect of limit stroke to baffle 15 to guarantee the stability that baffle 15 slided.
As shown in fig. 3, an operation bending portion 22 extending in a direction away from the mounting frame 1 is further integrally disposed on the baffle 15, and a stroke opening 50 for the operation bending portion 22 to pass through is disposed on the front plate 12. The whole sliding of the baffle 15 can be realized only by pushing the operation bending part 22, so that the sliding operation of the baffle 15 by an operator is facilitated.
As shown in fig. 3 and 4, a lock plate 23 with an L-shaped cross section is further mounted on the mounting bracket 1, the lock plate 23 includes a fixing portion 24 and a stroke comparison portion 25, the fixing portion 24 is mounted on the mounting bracket 1 by a screw, the stroke comparison portion 25 penetrates the stroke opening 50, the stroke comparison portion 25 is provided with an isolation position hole 26, an unlock position hole 27 and a ground position hole 28 in the sliding direction of the baffle plate 15, the operation bending portion 22 is provided with a comparison hole 29, when the baffle plate 15 slides to the isolation position, the comparison hole 29 is coaxial with the isolation position hole 26, when the baffle plate 15 slides to the unlock position, the comparison hole 29 is coaxial with the unlock position hole 27, and when the baffle plate 15 slides to the ground position, the comparison hole 29 is coaxial with the ground position hole 28. This design is convenient for operating personnel to judge whether baffle 15 reachs isolation position, unblock position and ground connection position to do benefit to follow-up isolation operation and ground connection operation smoothly.
As shown in fig. 3, the baffle 15 is integrally provided with a plurality of supporting bends 30 extending towards the mounting frame 1, and an end of each supporting bend 30 is attached to one side of the mounting frame 1 close to the baffle 15. This design can further promote the stability that baffle 15 slided.
As shown in fig. 5 and 6, the transmission assembly 10 includes a first gear 31 mounted on the ground operation rod 8 in a linkage manner, a second gear 32 mounted on the isolation operation rod 9 in a linkage manner, a third gear 33 mounted on the rotation shaft 4 in a linkage manner, a transmission shaft 34 rotatably disposed on the mounting bracket 1, a fourth gear 35 and a fifth gear 36 mounted on the transmission shaft 34 in a linkage manner, and a sixth gear 37 mounted on the output shaft 5 in a linkage manner, wherein the first gear 31 is engaged with the second gear 32, the second gear 32 is engaged with the third gear 33, the third gear 33 is engaged with the fourth gear 35, the fourth gear 35 is rotated synchronously with the fifth gear 36, the fifth gear 36 is engaged with the sixth gear 37, and the first gear 31 and the second gear 32 have the same number of teeth. The number of teeth of the first gear 31 and the second gear 32 is 58, the number of teeth of the third gear 33 is 120, the number of teeth of the fourth gear 35 is 17, the number of teeth of the fifth gear 36 is 80, and the number of teeth of the sixth gear 37 is 17. This design not only can promote the stability of structure, reduces the operation moment of torsion, makes manual operation lighter, and this drive mechanism enables to keep apart when separating brake (keep apart combined floodgate) moreover, and ground connection combined floodgate (ground connection separating brake), and the operation is very convenient.
As shown in fig. 1 and 4, the mounting frame 1 includes a fixing plate 38, a middle plate 39 and a plurality of first hexagonal rods 40, the fixing plate 38 and the middle plate 39 are fixed at two ends of the plurality of first hexagonal rods 40 by screws respectively, the mounting frame 1 is further provided with a plurality of second hexagonal rods 41 in a penetrating manner, specifically, the mounting frame 1 is provided with a plurality of hexagonal holes, the second hexagonal rods 41 penetrate through the corresponding hexagonal holes and are in interference fit with the hexagonal holes, the front plate 12 is fixed at one ends of the plurality of second hexagonal rods 41 by screws, and the other ends of the second hexagonal rods 41 are connected with a rear plate 42 by screws. The design structure is simple and reliable, and the assembly in the early stage and the maintenance operation in the later stage are convenient.
As shown in fig. 1 and fig. 4, still include two guides 43, two guides 43 set up at ground connection handle hole 13 respectively and keep apart handle hole 14 inboard, guides 43 include installation department 44 and set up guide portion 45 in installation department 44 both sides, installation department 44 passes through the screw and installs on mounting bracket 1, installation department 44 upper edge is with ground connection handle hole 13 or keep apart handle hole 14 coaxial arc shape, and two guide portions 45 are the splayed setting, the upper end of guide portion 45 is parallel and level with the top of installation department 44, one side of keeping away from installation department 44 of guide portion 45 is equipped with joint portion 46, be equipped with on the front bezel 12 with the draw-in groove 47 that joint portion 46 agreed with mutually. This design can lead when inserting ground connection handle hole 13 or isolation handle hole 14, makes its accurate butt joint with ground connection action bars 8 or isolation action bars 9, does benefit to ground connection operation and isolation operation.
As shown in fig. 3, a first hexagonal operation portion 48 is disposed at an end of the grounding operation rod 8 away from the transmission assembly 10, and a second hexagonal operation portion 49 is disposed at an end of the isolating operation rod 9 away from the transmission assembly 10. This design is convenient for ground connection action bars 8 and handle and isolation action bars 9 and handle butt joint production linkage (first hexagonal operation portion 48 and second hexagonal operation portion 49 structure is the same, has on the general handle with first hexagonal operation portion 48 and second hexagonal operation portion 49 matched with hexagonal groove) for the handle drives isolation action bars 9 and rotates when isolation operation, drives ground connection action bars 8 and rotates when ground connection operation.
Claims (10)
1. The middle-positioned type inflatable cabinet isolation operating mechanism comprises a mounting frame (1), wherein an electric operation mechanism (2) and a microswitch (3) are mounted on the mounting frame (1), the electric operation mechanism (2) is electrically connected with the microswitch (3), a rotating shaft (4) and an output shaft (5) are rotatably arranged on the mounting frame (1), a cam (6) for shifting the microswitch (3) is mounted on the rotating shaft (4) in a linkage manner, and a chain wheel (7) for linkage connection with a switch is mounted on the output shaft (5); the method is characterized in that: the novel electric power tool is characterized by further comprising a grounding operating rod (8), an isolating operating rod (9), a transmission assembly (10) and a locking assembly (11), wherein the grounding operating rod (8) and the isolating operating rod (9) are rotatably arranged on the mounting frame (1), the grounding operating rod (8) and the isolating operating rod (9) form linkage through the transmission assembly (10), an output shaft (5) and a rotating shaft (4), when the grounding operating rod (8) or the isolating operating rod (9) rotates, the output shaft (5) and the rotating shaft (4) rotate, a front plate (12) is further installed on the mounting frame (1), a grounding operating hole (13) coaxial with the grounding operating rod (8) and an isolating operating hole (14) coaxial with the isolating operating rod (9) are formed in the front plate (12), the locking assembly (11) comprises a baffle (15) which is slidably arranged between the front plate (12) and the mounting frame (1) and used for blocking the grounding operating hole (13) and the isolating operating hole (14), when the baffle (15) slides in one direction, the grounding operation hole (13) or the isolation operation hole (14) is opened.
2. The central-positioned inflatable cabinet isolation operating mechanism of claim 1, wherein: locking Assembly (11) still includes guide arm (16) and two pressure spring (17), be equipped with two bracing pieces (18) on mounting bracket (1), install respectively on corresponding bracing piece (18) at the both ends of guide arm (16), be equipped with slider (19) on baffle (15), slider (19) slide and set up on guide arm (16), the position that lies in slider (19) both sides on guide arm (16) is established respectively to two pressure spring (17), the one end of pressure spring (17) is supported on corresponding bracing piece (18), and the other end of pressure spring (17) supports one side at slider (19).
3. The central-positioned inflatable cabinet isolation operating mechanism of claim 2, wherein: the outer end of the supporting rod (18) is in threaded connection with a limiting screw (20), two stroke holes (21) matched with the limiting screw (20) are formed in the baffle plate (15), and the screw portion of the limiting screw (20) penetrates through the corresponding stroke holes (21), so that the baffle plate (15) is clamped between the screw head of the limiting screw (20) and the supporting rod (18).
4. The central-positioned inflatable cabinet isolation operating mechanism of claim 2, wherein: still be equipped with on baffle (15) towards keeping away from mounting bracket (1) direction extension operation portion of bending (22), seted up on front bezel (12) and supplied operation portion of bending (22) pass stroke opening (50).
5. The central-positioned inflatable cabinet isolation operating mechanism of claim 4, wherein: a locking plate (23) with an L-shaped section is further installed on the mounting rack (1), the locking plate (23) comprises a fixing part (24) and a stroke comparison part (25), the fixing part (24) is arranged on the mounting rack (1) through a screw, the stroke comparison part (25) penetrates through the stroke opening (50), the stroke comparison part (25) is provided with an isolation position hole (26), an unlocking position hole (27) and a grounding position hole (28) in the sliding direction of the baffle plate (15), the operation bending part (22) is provided with a comparison hole (29), when the baffle (15) slides to the isolation position, the control hole (29) is coaxial with the isolation position hole (26), and when the baffle plate (15) slides to the unlocking position, the reference hole (29) is coaxial with the unlock-position hole (27), and when the shutter (15) is slid to the ground position, the reference hole (29) is coaxial with the ground-position hole (28).
6. The central-positioned inflatable cabinet isolation operating mechanism of claim 2, wherein: the baffle (15) is provided with a plurality of supporting bends (30) extending towards the direction of the mounting rack (1), and the end part of each supporting bend (30) is attached to one side, close to the baffle (15), of the mounting rack (1).
7. The central-positioned inflatable cabinet isolation operating mechanism of claim 1, wherein: the transmission assembly (10) comprises a first gear (31) installed on the grounding operating rod (8) in a linkage manner, a second gear (32) installed on the isolating operating rod (9) in a linkage manner, a third gear (33) installed on the rotating shaft (4) in a linkage manner, a transmission shaft (34) rotatably arranged on the mounting frame (1), a fourth gear (35) and a fifth gear (36) installed on the transmission shaft (34) in a linkage manner, and a sixth gear (37) installed on the output shaft (5) in a linkage manner, the first gear (31) is meshed with a second gear (32), the second gear (32) is meshed with a third gear (33), the third gear (33) is meshed with a fourth gear (35), the fourth gear (35) and a fifth gear (36) rotate synchronously, the fifth gear (36) is meshed with a sixth gear (37), and the first gear (31) and the second gear (32) have the same number of teeth.
8. The central-positioned inflatable cabinet isolation operating mechanism of claim 1, wherein: mounting bracket (1) is including fixed plate (38), medium plate (39) and many first hexagonal pole (40), fixed plate (38) and medium plate (39) are respectively through the both ends of screw fixation at many first hexagonal pole (40), still wear to be equipped with many second hexagonal pole (41) on mounting bracket (1), front bezel (12) is through the one end of screw fixation at many second hexagonal pole (41), and there is back plate (42) through screwed connection at the other end of second hexagonal pole (41).
9. The central-positioned inflatable cabinet isolation operating mechanism of claim 1, wherein: still include two guides (43), two guides (43) set up respectively at ground connection handle hole (13) and keep apart handle hole (14) inboardly, guide (43) include installation department (44) and set up guide part (45) in installation department (44) both sides, installation department (44) are installed on mounting bracket (1) through the screw, installation department (44) top edge is with ground connection handle hole (13) or keep apart handle hole (14) coaxial ARC shape, and two guide parts (45) are the splayed setting, the upper end of guide part (45) is parallel and level with the top of installation department (44), one side of keeping away from installation department (44) of guide part (45) is equipped with joint portion (46), be equipped with on front bezel (12) with draw-in groove (47) that agree with joint portion (46) and close.
10. The central-positioned inflatable cabinet isolation operating mechanism of claim 1, wherein: one end of the grounding operating rod (8) far away from the transmission assembly (10) is provided with a first hexagonal operating part (48), and one end of the isolating operating rod (9) far away from the transmission assembly (10) is provided with a second hexagonal operating part (49).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210288344.1A CN114551181B (en) | 2022-03-22 | 2022-03-22 | Isolation operating mechanism of centrally-mounted inflatable cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210288344.1A CN114551181B (en) | 2022-03-22 | 2022-03-22 | Isolation operating mechanism of centrally-mounted inflatable cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114551181A true CN114551181A (en) | 2022-05-27 |
| CN114551181B CN114551181B (en) | 2024-02-13 |
Family
ID=81666437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210288344.1A Active CN114551181B (en) | 2022-03-22 | 2022-03-22 | Isolation operating mechanism of centrally-mounted inflatable cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114551181B (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10199378A (en) * | 1997-01-09 | 1998-07-31 | Nissin Electric Co Ltd | Interlocking device |
| US20030116413A1 (en) * | 2001-12-21 | 2003-06-26 | Narusevicius Antanas V. | Integrated medium voltage motor control center |
| CN204167149U (en) * | 2014-09-22 | 2015-02-18 | 天津津通华电气设备有限公司 | A kind of isolator operation five is prevented chain |
| CN204792589U (en) * | 2015-06-18 | 2015-11-18 | 昆明华奥航星电气有限公司 | High -voltage board operation interlocking device |
| CN105244205A (en) * | 2015-10-21 | 2016-01-13 | 张火明 | Electric control interlocking device |
| CN206135283U (en) * | 2016-10-27 | 2017-04-26 | 温州兴机电器有限公司 | High tension switchgear's no. 5 prevents interlocking device |
| CN206657757U (en) * | 2017-04-25 | 2017-11-21 | 南洋电气集团有限公司 | Breaker outgoing line interlocking mechanism |
| CN108320946A (en) * | 2018-01-09 | 2018-07-24 | 河南森源电气股份有限公司 | A kind of switchgear and its disconnecting switch and breaker interlock |
| CN207966794U (en) * | 2018-02-28 | 2018-10-12 | 云南万开电气有限公司 | The mechanical interlock mechanism of high-tension switch cabinet |
| CN209388938U (en) * | 2019-03-16 | 2019-09-13 | 格雷诺(厦门）开关有限公司 | A kind of novel combination switch mechanism |
| CN111146038A (en) * | 2020-01-20 | 2020-05-12 | 珠海华智高科电气有限公司 | Gas insulation looped netowrk cabinet isolating mechanism |
| CN111463042A (en) * | 2020-05-20 | 2020-07-28 | 浙江三狮电器设备有限公司 | Five-prevention operating mechanism and ring main unit |
| CN211350416U (en) * | 2019-12-23 | 2020-08-25 | 纳图（常州）电气股份有限公司 | Medium voltage protection device with manual override and ground lockout |
| CN211829567U (en) * | 2020-05-07 | 2020-10-30 | 浙江轩玥电气有限公司 | Mechanical five-prevention interlocking mechanism for ring main unit |
| CN214012814U (en) * | 2021-01-12 | 2021-08-20 | 苏州兰姆达电气有限公司 | Three-station isolation grounding switch operating mechanism |
| US20220069551A1 (en) * | 2020-08-28 | 2022-03-03 | Schneider Electric India Private Limited | Interlocking between rom and racking feeder mechanism for drawout module |
-
2022
- 2022-03-22 CN CN202210288344.1A patent/CN114551181B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10199378A (en) * | 1997-01-09 | 1998-07-31 | Nissin Electric Co Ltd | Interlocking device |
| US20030116413A1 (en) * | 2001-12-21 | 2003-06-26 | Narusevicius Antanas V. | Integrated medium voltage motor control center |
| CN204167149U (en) * | 2014-09-22 | 2015-02-18 | 天津津通华电气设备有限公司 | A kind of isolator operation five is prevented chain |
| CN204792589U (en) * | 2015-06-18 | 2015-11-18 | 昆明华奥航星电气有限公司 | High -voltage board operation interlocking device |
| CN105244205A (en) * | 2015-10-21 | 2016-01-13 | 张火明 | Electric control interlocking device |
| CN206135283U (en) * | 2016-10-27 | 2017-04-26 | 温州兴机电器有限公司 | High tension switchgear's no. 5 prevents interlocking device |
| CN206657757U (en) * | 2017-04-25 | 2017-11-21 | 南洋电气集团有限公司 | Breaker outgoing line interlocking mechanism |
| CN108320946A (en) * | 2018-01-09 | 2018-07-24 | 河南森源电气股份有限公司 | A kind of switchgear and its disconnecting switch and breaker interlock |
| CN207966794U (en) * | 2018-02-28 | 2018-10-12 | 云南万开电气有限公司 | The mechanical interlock mechanism of high-tension switch cabinet |
| CN209388938U (en) * | 2019-03-16 | 2019-09-13 | 格雷诺(厦门）开关有限公司 | A kind of novel combination switch mechanism |
| CN211350416U (en) * | 2019-12-23 | 2020-08-25 | 纳图（常州）电气股份有限公司 | Medium voltage protection device with manual override and ground lockout |
| CN111146038A (en) * | 2020-01-20 | 2020-05-12 | 珠海华智高科电气有限公司 | Gas insulation looped netowrk cabinet isolating mechanism |
| CN211829567U (en) * | 2020-05-07 | 2020-10-30 | 浙江轩玥电气有限公司 | Mechanical five-prevention interlocking mechanism for ring main unit |
| CN111463042A (en) * | 2020-05-20 | 2020-07-28 | 浙江三狮电器设备有限公司 | Five-prevention operating mechanism and ring main unit |
| US20220069551A1 (en) * | 2020-08-28 | 2022-03-03 | Schneider Electric India Private Limited | Interlocking between rom and racking feeder mechanism for drawout module |
| CN214012814U (en) * | 2021-01-12 | 2021-08-20 | 苏州兰姆达电气有限公司 | Three-station isolation grounding switch operating mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114551181B (en) | 2024-02-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1289607C (en) | Draw-in and draw-out mechanism of an electrical circuit breaker with main and auxiliary circuits | |
| US20100236904A1 (en) | Electric switchgear | |
| CN110993420B (en) | Safety interlocking device of switch cabinet | |
| CN114551181A (en) | Middle-positioned inflatable cabinet isolation operating mechanism | |
| CN108597939B (en) | Miniaturized isolator mechanism | |
| CN117810015A (en) | Earthing switch operation interlocking device | |
| CN211376515U (en) | Safety interlocking device of switch cabinet | |
| EP1420421B1 (en) | Flexible cable operated fuse switch | |
| CN209691636U (en) | A kind of automatic change-over | |
| CN114914801B (en) | High-low voltage switch cabinet safe to operate | |
| CN211376516U (en) | Safety interlocking device of front lower door of switch cabinet | |
| CN110957171B (en) | Safety interlocking device for front lower door of switch cabinet | |
| CN212625441U (en) | Trolley circuit breaker propulsion and locking mechanism assembly | |
| CN212783325U (en) | Moulded case circuit breaker with electric operating device | |
| CN210575764U (en) | Installation mechanism of plug-in circuit breaker | |
| CN208352153U (en) | Five anti-three station small size spring operating mechanisms | |
| CN107366483B (en) | Automatic bolt device for double door | |
| CN112582222A (en) | Installation mechanism of plug-in circuit breaker | |
| CN220830197U (en) | Locking mechanism of ring main unit | |
| CN217641145U (en) | Plug-in circuit breaker | |
| CN210016166U (en) | Interlocking device for switch cabinet and breaker used for switch cabinet | |
| CN217280649U (en) | Circuit breaker with external tripping device | |
| CN112582221A (en) | Installation device of plug-in circuit breaker | |
| CN218004747U (en) | Plug-in circuit breaker | |
| CN221609748U (en) | Locking device with anti-theft form |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |