CN114121513B - Quick operation module for controlling and protecting switch electric appliance - Google Patents

Abstract

The invention relates to a quick operation module of a control and protection switch electric appliance, which comprises two opposite outer side plates, wherein the two outer side plates are fixedly penetrated through a plurality of mounting shafts, a micro-motion structure is arranged on the left side between the two outer side plates, a lever frame is movably arranged in the middle, a release is arranged on the right side, a jump buckle is movably arranged on the mounting shafts, the left end of the jump buckle can be linked with the micro-motion structure, a first linkage structure linked with the lever frame is arranged in the middle, a second linkage structure linked with the release is arranged at the right end of the jump buckle, a handle is arranged on the lever frame, the lever frame can be linked with the micro-motion structure, the micro-motion structure comprises a first bracket arranged between the two side plates, a first micro-motion switch, a second micro-motion switch and a third micro-motion switch are arranged on the first bracket, the left end of the lever frame can drive the first micro-motion switch, and the left end of the jump buckle is provided with a bending part which can drive the second micro-motion switch and the third micro-motion switch. The operating mechanism of the control and protection switch has compact and stable structure, reliable and accurate action and simple and convenient operation.

Description

Quick operation module for controlling and protecting switch electric appliance

Technical Field

The invention relates to the field of piezoelectric devices, in particular to a fast operation module for controlling and protecting a switching device.

Background

At present, the operation module of the control and protection switch provided in the market is generally large in size and poor in structural stability, so that the action reliability and accuracy of an operation mechanism are affected, the shell of the control and protection switch is enlarged along with the enlargement of the size of the operation mechanism, so that the production cost is increased, in addition, the operation mechanism can only perform opening and closing operation, cannot support linkage with a contact of the control and protection switch, and is low in tripping speed.

Disclosure of Invention

In view of the shortcomings of the background art, the technical problem to be solved by the invention is to provide an operating mechanism of a control and protection switch, which has the advantages of compact and stable structure, reliable and accurate action and simple and convenient operation.

The invention is realized by adopting the following technical scheme:

a fast operation module for controlling and protecting a switching device is characterized in that: including two outer side plates that set up relatively, wear to establish fixedly through many installation axles between two outer side plates, and the left side is equipped with micro-gap structure between two outer side plates, and the middle part activity is equipped with lever frame, the right side is equipped with the release, the epaxial activity of installation is equipped with the jump knot, and the jump knot left end can link with micro-gap structure, the middle part is equipped with the first linkage structure with lever frame linkage, the right-hand member is equipped with the second linkage structure with the release linkage, be equipped with the handle on the lever frame, and lever frame can link with micro-gap structure, micro-gap structure is including the first support of locating between two side plates, is equipped with first micro-gap switch, second micro-gap switch and third micro-gap switch on the first support, the jump knot left end is equipped with the kink that can drive second micro-gap switch and third micro-gap switch.

Further, the installation axle includes first riveting axle, second riveting axle and third riveting axle, the left side cover of jump is located on the first riveting axle, the middle part wears to be equipped with fourth riveting axle and fifth riveting axle, the right side is equipped with the first through-hole that holds the third riveting axle and pass and move about, first linkage structure is including locating the first rocker panel of jump front and back both sides, first rocker panel upper portion cover is located on the fourth riveting axle, and first rocker panel middle part wears to be equipped with sixth riveting axle, lower part wears to be equipped with the extension spring axle, be equipped with the second through-hole that holds the sixth riveting axle and pass and move about on the jump, lever frame left side is equipped with the hook portion, be equipped with the extension spring between hook portion and the extension spring axle, the cover is equipped with the second rocker panel on the fifth riveting axle of jump front and back both sides, the cover is equipped with the push pedal on the second rocker panel lower part, the cover is located the seventh rocker axle, the right side wears to be equipped with can with the eighth rocker axle with the support of control and protection switch and rivet axle, the lever frame is equipped with the both sides and supports the boss outside the arc-shaped through-hole, can wear to be equipped with the arc-shaped side plate outside the arc.

Further, the second linkage structure is including locating second support, hasp and the swing arm between two lateral plates, and second support downside wears to be equipped with first optical axis, upper right side wears to be equipped with the second optical axis, the hasp cover is located on the first optical axis, and is equipped with the opening on the hasp, and open-ended bottom surface is from left to right first inclined plane down, the jump right-hand member is equipped with the first fixture block that can withhold the opening bottom surface, and first fixture block top surface has the second inclined plane that can laminate with first inclined plane, the swing arm cover is located on the second optical axis, and the swing arm upper end can support on the hasp upper end, the cover is equipped with the torsional spring on the first optical axis, and torsional spring one end supports on hasp upper portion, the other end supports in the swing arm lower part, the release includes the push rod, two the activity is equipped with first linkage piece and second linkage piece between the lateral plate, first linkage piece can link with push rod and lever frame, second linkage piece can link with push rod and swing arm.

Further, the front and back both sides of first linkage piece are equipped with first horizontal lug, and first linkage piece right side supports on the push rod, lever frame right-hand member is equipped with the extension arm that can promote first linkage piece, the lateral plate is equipped with and holds first horizontal lug and inserts and the first horizontal through-hole of activity, the front and back both sides of second linkage piece are equipped with the horizontal lug of second, and second linkage piece left end can support swing arm lower part, middle part are equipped with the stand that can support on the push rod, the lateral plate is equipped with and holds the horizontal lug of second and inserts and the horizontal through-hole of second of activity.

Further, the upper portions of the front side and the rear side of the first support and the release are provided with second clamping blocks, the lower portions of the first support and the release are provided with buckles, the outer side plates are provided with clamping grooves for accommodating the insertion of the second clamping blocks and first clamping holes capable of being buckled with the buckles, the front side and the rear side of the second support are provided with protruding blocks, and the two outer side plates are provided with second clamping holes for accommodating the insertion of the protruding blocks.

Further, the first support is provided with a first positioning groove for inserting and moving the left end of the jumping buckle, the second support is provided with a second positioning groove for inserting and moving the right end of the jumping buckle, and a positioning shaft sleeve is sleeved on a second riveting shaft between the outer side plate and the push plate.

After the technical scheme is adopted, all action parts of the operating mechanism are integrated between the two outer side plates, the structure is compact, the volume of the operating structure is greatly reduced, the shell of the control and protection switch is further reduced, the production cost is lower, the first linkage structure and the second linkage structure enable the action (switching on, tripping and switching off) of the operating mechanism to be reliable and accurate, the operation is simple and convenient, in addition, the eighth riveting shaft can be in linkage with the contact support of the control and protection switch, and the eighth riveting shaft presses the main loop contact support to enable the moving contact and the fixed contact to be disconnected and kept at the disconnection position during the action of the push plate, so that the tripping speed is faster.

Drawings

The invention has the following drawings:

FIG. 1 is a schematic perspective view of a closing state of the present invention;

FIG. 2 is a schematic view of the internal structure of the outer panel of FIG. 1 with one side removed;

FIG. 3 is a schematic view of the switch-on state of the present invention with the handle, lever frame, first bracket, second bracket and one side outer plate removed;

FIG. 4 is a schematic view of the structure of the invention with the handle, lever bracket, second bracket and one side outer panel removed in the tripped state;

fig. 5 is a schematic view of the structure of the present invention with the handle, lever arm, second bracket and one side outer panel removed.

Reference numerals: 1. an outer panel; 2. a lever frame; 3. a trip; 4. jumping buckle; 5. a handle; 6. a first bracket; 7. a first microswitch; 8. a second microswitch; 9. a third microswitch; 10. a bending part; 11. a first rivet shaft; 12. a second rivet shaft; 13. a third rivet shaft; 14. a fourth rivet shaft; 15. a fifth rivet shaft; 16. a first through hole; 17. a first swing plate; 18. a sixth rivet shaft; 19. a tension spring shaft; 20. a second through hole; 21. a tension spring; 22. a second swing plate; 23. a seventh rivet shaft; 24. a push plate; 25. an eighth rivet shaft; 26. an arc-shaped through hole; 27. ear plates; 28. an arc-shaped opening; 29. a lever shaft; 30. a second bracket; 31. locking; 32. swing arms; 33. a first optical axis; 34. a second optical axis; 35. an opening; 36. a first clamping block; 37. a second inclined surface; 38. a torsion spring; 39. a push rod; 40. a first linkage block; 41. a second linkage block; 42. a first lateral bump; 43. an extension arm; 44. a first lateral through hole; 45. a second lateral bump; 46. a column; 47. a second transverse through hole; 48. a second clamping block; 49. a buckle; 50. a clamping groove; 51. a first clamping hole; 52. a bump; 53. a second clamping hole; 54. a shaft sleeve.

Detailed Description

In order to further describe the technical means and effects adopted by the present invention for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.

Referring to the drawings, the quick operation module for controlling and protecting a switch electrical appliance provided by the invention comprises two oppositely arranged outer side plates 1, wherein the two outer side plates 1 are fixedly penetrated through by a plurality of mounting shafts, a lever frame 2 is movably arranged at the left side between the two outer side plates 1, a trip 3 is movably arranged at the right side of the two outer side plates, a trip button 4 is movably arranged on the mounting shafts, the left end of the trip button 4 can be linked with the micro structure, a first linkage structure which is in linkage with the lever frame 2 is arranged at the middle of the mounting shafts, a second linkage structure which is in linkage with the trip 3 is arranged at the right end of the trip button 4, a handle 5 is arranged on the lever frame 2, the lever frame 2 can be in linkage with the micro structure, the micro structure comprises a first bracket 6 arranged between the two outer side plates, a first micro switch 7, a second micro switch 8 and a third micro switch 9 are arranged on the first bracket 6, a first micro switch 7 can be driven by the left end of the lever frame 2, a tension spring 10 which can drive the second micro switch 8 and the third micro switch 9 is movably arranged at the left end of the mounting shafts, the mounting shafts comprises a first bending shaft 11, a second swing shaft 12 and a third shaft 13 which are arranged at the middle of the first swing shaft 13 and a second swing shaft 13, a hook-shaped hinge part which is arranged at the second swing shaft 17 is arranged at the front side of the swing shaft 17, a hook-shaped rivet hole 17 is arranged at the second swing shaft 17, a hook-shaped joint part which is arranged at the second swing shaft 17, a hook-shaped rivet hole is arranged at the front end of the rivet hole 17, and a rivet hole is arranged at the front end of the rivet hole is formed at the rivet hole through the rivet hole 18, and a first side 16, and a rivet hole is arranged at the rivet hole through the rivet hole and a rivet end, and a rivet hole at the front end, and rivet end, and a rivet end, and rivet and a rivet and provided at the rivet and provided. The fifth riveting shafts 15 on the front side and the rear side of the jump button 4 are sleeved with a second swinging plate 22, the lower part of the second swinging plate 22 is provided with a seventh riveting shaft 23 in a penetrating way, the second riveting shaft 12 is sleeved with a push plate 24, the left side of the push plate 24 is sleeved on the seventh riveting shaft 23, the right side of the push plate is provided with an eighth riveting shaft 25 which can support linkage with a contact of a control and protection switch in a penetrating way, the two outer side plates 1 are provided with arc-shaped through holes 26 which can penetrate through the eighth riveting shaft 25 and move, the two outer side plates 1 are provided with inwards bent lugs 27, the lower end of the lever frame 2 is provided with arc-shaped openings 28 which are propped against the upper ends of the lugs 27, the lever frame 2 is provided with lever shafts 29 which can prop against the jump button 4 in a penetrating way, the second linkage structure comprises a second bracket 30, a lock catch 31 and a swinging arm 32 which are arranged between the two outer side plates 1, the lower side of the second bracket 30 is provided with a first optical axis 33 in a penetrating way, and the upper right side is provided with a second optical axis 34 in a penetrating way, the lock catch 31 is sleeved on the first optical axis 33, the lock catch 31 is provided with an opening 35, the bottom surface of the opening 35 is a first inclined surface facing downwards from left to right, the right end of the trip button 4 is provided with a first clamping block 36 capable of buckling the bottom surface of the opening 35, the top surface of the first clamping block 36 is provided with a second inclined surface 37 capable of being attached to the first inclined surface, the swing arm 32 is sleeved on the second optical axis 34, the upper end of the swing arm 32 can be abutted on the upper end of the lock catch 31, the first optical axis 33 is sleeved with a torsion spring 38, one end of the torsion spring 38 is abutted on the upper part of the lock catch 31, the other end is abutted on the lower part of the swing arm 32, the release 3 comprises a push rod 39, a first linkage block 40 and a second linkage block 41 are movably arranged between the two outer side plates 1, the first linkage block 40 can be linked with the push rod 39 and the lever bracket 2, the second linkage block 41 can be linked with the push rod 39 and the swing arm 32, the front side and the rear side of the first linkage block 40 are provided with a first transverse lug 42, the right side of the first linkage block 40 is propped against the push rod 39, the right end of the lever frame 2 is provided with an extension arm 43 capable of pushing the first linkage block 40, the outer side plate 1 is provided with a first transverse through hole 44 which is used for accommodating the insertion of the first transverse convex block 42 and is movable, the front side and the rear side of the second linkage block 41 are provided with second transverse convex blocks 45, the left end of the second linkage block 41 can prop against the lower part and the middle part of the swing arm 32 and is provided with a stand column 46 which can prop against the push rod 39, the outer side plate 1 is provided with a second transverse through hole 47 which is used for accommodating the insertion and movement of the second transverse convex block 45, the upper parts of the front side and the rear sides of the first support 6 and the release 3 are provided with a second clamping block 48, the lower part is provided with a buckle 49, the outer side plate 1 is provided with a clamping groove 50 which is used for accommodating the insertion of the second clamping block 48 and a first clamping hole 51 which is buckled with the buckle 49, the front side and the rear side of the second support 30 are provided with convex blocks 52, the two outer side plates 1 are provided with second clamping holes 53 which are used for accommodating the insertion of the convex blocks 52, the first support 6 is provided with a first positioning groove which is used for accommodating the insertion of the left end of the second transverse convex block 4 and is movable, the second positioning groove 24 is provided with the second positioning groove which is inserted between the second support 24 and the second positioning groove 24 and the second positioning sleeve 1, and the positioning sleeve 54 is provided with the positioning sleeve 12.

The working principle of the invention is as follows:

referring to fig. 1-4, when the operating mechanism enters a trip state from a closing state, the release 3 closes to enable the push rod 39 to move leftwards, the push rod 39 drives the first linkage block 40 and the second linkage block 41 to move leftwards, the second linkage block 41 pushes the swing arm 32 to rotate clockwise, the swing arm 32 is separated from the upper part of the trip, due to the arrangement of the first inclined plane and the second inclined plane 37, the first swing plate 17 and the trip 4 rotate anticlockwise under the acting force of the tension spring 21, the lever bracket 2 and the handle 5 rotate clockwise to enable the left end of the lever bracket 2 to separate from the first micro switch 7 to disconnect the power supply, the trip 4 acts to enable the bending part 10 to separate from the second micro switch 8 and the third micro switch 9 to send a trip alarm, the second swing plate 22 also moves upwards and rotates anticlockwise to enable the push plate 24 to rotate clockwise, and the eighth riveting shaft 25 presses the main loop contact support to enable the moving contact and the fixed contact to disconnect to be kept at the disconnected position when the push plate 24 acts, and the trip speed is faster, and at this time the trip 4 is limited by the lower end of the first through hole 16 and the third riveting shaft 13.

Referring to fig. 4 and 5, when the operating mechanism enters the off state from the tripped state, the clockwise hand-off handle 5 drives the lever frame 2 to rotate clockwise to enable the extension arm 43 to push the first linkage block 40 and the push rod 39 to move rightwards, so that the tripper 3 trips, meanwhile, the lever shaft 29 presses the trip button 4 to rotate clockwise to enable the bending part 10 to push the second micro switch 8 and the third micro switch 9 to release trip alarm, the trip button 4 acts to enable the first swing plate 17 to move downwards and rotate anticlockwise, enable the second swing plate 22 to move downwards and rotate clockwise to enable the push plate 24 to rotate anticlockwise, the lock catch 31 and the swing arm 32 rotate anticlockwise under the action of the torsion spring 38, the first clamping block 36 is buckled with the opening 35 of the lock catch 31, the upper end of the swing arm 32 is abutted on the lock catch 31 to finish locking, the first clamping block 36 is prevented from being separated from the lock catch 31, meanwhile, the second linkage block 41 swings along with the swing arm 32 to reset, the push plate 24 drives the eighth riveting shaft 25 to reset, and the main circuit contact supports to move upwards to enable the moving clamp block and the static contact to be attached.

Referring to fig. 5 and fig. 1 to 3, when the operating mechanism enters a closing state from an opening state, the counterclockwise swing handle 5 drives the lever frame 2 to rotate counterclockwise, so that the left end of the lever frame 2 pushes the first micro switch 7 to be connected with a power supply, the extension arm 43 is separated from the first linkage block 40, and the first swing plate 17 rotates clockwise to reset under the acting force of the tension spring 21.

The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.

Claims (2)

1. A fast operation module for controlling and protecting a switching device is characterized in that: comprises two opposite outer side plates, wherein the two outer side plates are fixedly penetrated through a plurality of mounting shafts, a micro-motion structure is arranged on the left side between the two outer side plates, a lever frame is movably arranged in the middle of the two outer side plates, a release is arranged on the right side of the two outer side plates, a jump buckle is movably arranged on the mounting shafts, the left end of the jump buckle can be linked with the micro-motion structure, a first linkage structure linked with the lever frame is arranged in the middle of the two outer side plates, a second linkage structure linked with the release is arranged on the right end of the two outer side plates, a handle is arranged on the lever frame, the lever frame can be linked with the micro-motion structure, the micro-motion structure comprises a first bracket arranged between the two side plates, a first micro-motion switch, a second micro-motion switch and a third micro-motion switch are arranged on the first bracket, the left end of the lever frame can drive the first micro-motion switch, the left end of the jump buckle is provided with a bending part capable of driving the second micro-motion switch and the third micro-motion switch, the mounting shaft comprises a first riveting shaft, a second riveting shaft and a third riveting shaft, the left side of the jump button is sleeved on the first riveting shaft, the middle part of the jump button is provided with a fourth riveting shaft and a fifth riveting shaft in a penetrating way, the right side of the jump button is provided with a first through hole through which the third riveting shaft passes and moves, the first linkage structure comprises a first swinging plate arranged on the front side and the rear side of the jump button, the upper part of the first swinging plate is sleeved on the fourth riveting shaft, the middle part of the first swinging plate is provided with a sixth riveting shaft in a penetrating way, the lower part of the first swinging plate is provided with a tension spring shaft in a penetrating way, the jump button is provided with a second through hole through which the sixth riveting shaft passes and moves, the left side of the lever frame is provided with a hook part, a tension spring is arranged between the hook part and the tension spring shaft, the fifth riveting shaft on the front side and the rear side of the jump button is provided with a second swinging plate in a sleeving way, the lower part of the second swinging plate is provided with a seventh riveting shaft in a sleeving way, the second riveting shaft is provided with a pushing plate, the left side of the pushing plate is sleeved on the seventh riveting shaft, the right side of the jump button is provided with a eighth riveting shaft capable of supporting and moving with a contact of a control and protection switch, the two outer side plates are provided with arc-shaped through holes which can be penetrated by the eighth riveting shaft and move, the two outer side plates are provided with lug plates which are bent inwards, the lower end of the lever frame is provided with arc-shaped openings which are propped against the upper ends of the lug plates, the lever frame is penetrated with lever shafts which can be propped against the jump buckles, the second linkage structure comprises a second bracket arranged between the two outer side plates, a lock catch and a swing arm, the lower side of the second bracket is penetrated with a first optical axis, the right upper side is penetrated with a second optical axis, the lock catch is sleeved on the first optical axis, the lock catch is provided with an opening, the bottom surface of the opening is a first inclined surface which faces downwards from left to right, the right end of the jump buckle is provided with a first clamping block which can be buckled on the bottom surface of the opening, the top surface of the first clamping block is provided with a second inclined surface which can be jointed with the first inclined surface, the swing arm is sleeved on the second optical axis, the upper end of the swing arm can be propped against the upper end of the lock catch, the first optical axis is sleeved with a torsion spring, the release comprises a push rod, a first linkage block and a second linkage block are movably arranged between two outer side plates, the first linkage block can be linked with the push rod and a lever bracket, the second linkage block can be linked with the push rod and the swing arm, the front side and the rear side of the first linkage block are provided with a first transverse lug, the right side of the first linkage block is propped against the push rod, the right end of the lever bracket is provided with an extension arm capable of pushing the first linkage block, the outer side plates are provided with a first transverse through hole for inserting and moving the first transverse lug, the front side and the rear side of the second linkage block are provided with a second transverse lug, the left end of the second linkage block can prop against the lower part of the swing arm and the middle part of the swing arm, the outer side plates are provided with a second transverse through hole for inserting and moving the second transverse lug, the first support and the release are provided with second clamping blocks on the upper portions of the front side and the rear side, buckles are arranged on the lower portions of the first support and the release, clamping grooves for accommodating the second clamping blocks are formed in the outer side plates, first clamping holes capable of being buckled with the buckles, protruding blocks are arranged on the front side and the rear side of the second support, and second clamping holes for accommodating the protruding blocks are formed in the two outer side plates.

2. The fast operating module of a control and protection switching device according to claim 1, characterized in that: the first support is provided with a first positioning groove for inserting and moving the left end of the jumping buckle, the second support is provided with a second positioning groove for inserting and moving the right end of the jumping buckle, and a positioning shaft sleeve is sleeved on a second riveting shaft between the outer side plate and the push plate.