CN214477150U - Operation interlocking mechanism of rotary isolating switch - Google Patents
Operation interlocking mechanism of rotary isolating switch Download PDFInfo
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- CN214477150U CN214477150U CN202120826959.6U CN202120826959U CN214477150U CN 214477150 U CN214477150 U CN 214477150U CN 202120826959 U CN202120826959 U CN 202120826959U CN 214477150 U CN214477150 U CN 214477150U
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Abstract
The utility model relates to a rotary type isolating switch's operation interlocking device, including rotating piece, driving medium and torsional spring, still include base, interlocking sliding seat and elasticity piece that resets, the base be provided with the track that supplies the interlocking sliding seat back-and-forth movement, interlocking sliding seat front end be provided with the locking piece, the interlocking sliding seat move the time and have the locking piece and block the locking position of pressurized end and the locking piece moves back to the position of moving back outside the rotating piece, the rotating peripheral face part of driving medium as the extrusion part of radius gradual change, the interlocking sliding seat be provided with the pressurized part that offsets with the extrusion part, the extrusion part extrudees the pressurized part when the driving medium rotates, makes the interlocking sliding seat move to the position of moving back; after the extrusion part is separated from the pressed part, the elastic reset piece enables the interlocking movable seat to move to the locking position. With the technical scheme, the utility model provides a rotation type isolator's that security is good operation interlocking device is provided.
Description
Technical Field
The utility model relates to a rotation type isolator field, concretely relates to rotation type isolator's operation interlocking device.
Background
In the prior art, a rotary isolating switch is generally formed by stacking a plurality of contact units, each contact assembly includes a unit housing, and a moving contact assembly and a static contact assembly disposed in the unit housing, and the moving contact assembly is connected or disconnected with the static contact assembly when rotating. The operating mechanism comprises a knob operating assembly, a rotating member, an elastic energy storage member and a transmission member, the knob operating assembly is arranged on the rotating member and drives the rotating member to rotate, the transmission member is in circumferential linkage fit with the moving contact assemblies, the elastic energy storage member is positioned between the rotating member and the transmission member, the rotating member sequentially has an energy storage stage and an energy release stage when rotating, the rotating member and the transmission member relatively rotate when the rotating member is positioned in the energy storage stage, and the elastic energy storage member deforms to store energy; when the rotating piece is in the energy releasing stage, the elastic energy storing piece releases the stored energy to drive the transmission piece to rotate.
Because the rotating part and the transmission part do not act synchronously, if the moving contact component linked with the transmission part cannot act due to a fault, the action of the knob operation component for driving the rotating part to rotate is not influenced, if the fault occurs, the switch is actually in a fault non-disconnection state, and the knob operation component can act, but a disconnection error indication is given, so that the condition of electrified maintenance can occur to maintenance personnel, and serious potential safety hazards exist.
Disclosure of Invention
To the not enough of prior art existence, the utility model aims to provide a rotation type isolator's that security is good operation interlocking device.
In order to achieve the above purpose, the utility model provides a following technical scheme: the energy storage device comprises a rotating part, a transmission part and a torsional spring, wherein the rotating part rotates under the drive of a knob operation assembly, the transmission part is in circumferential linkage fit with a moving contact assembly, the torsional spring is positioned between the rotating part and the transmission part, one end of the torsional spring is used as an abutting end abutting against the transmission part, the other end of the torsional spring is used as a pressed end extruded by the rotating part, the abutting end and the pressed end are far away when the rotating part and the transmission part rotate relatively, the torsional spring stores energy in a deformation mode, the rotating part sequentially has an energy storage stage and an energy release stage when rotating, the rotating part and the transmission part rotate relatively when the rotating part is positioned in the energy storage stage, and the torsional spring stores energy in a deformation mode; the energy that the rotation piece was located elasticity energy storage spare release energy storage when releasing energy stage be used for driving the driving medium rotatory, its characterized in that: the interlocking movable seat is provided with a locking block at the front end and used for blocking a locking position of a pressed end and a retreating position of the locking block to the outside of the rotating piece when moving, the rotating peripheral surface part of the transmission piece is used as an extruding part with gradually changed radius, the interlocking movable seat is provided with a pressed part which is abutted against the extruding part, and the extruding part extrudes the pressed part when the transmission piece rotates so that the interlocking movable seat moves to the retreating position; after the extrusion part is separated from the pressed part, the elastic reset piece enables the interlocking movable seat to move to the locking position.
By adopting the technical scheme, when the device normally operates, the extrusion part of the transmission part can extrude the pressed part when the rotating part is positioned at the energy releasing stage, so that the interlocking movable seat moves to the retreating position, thereby avoiding that the rotating part can rotate when the energy stored by the torsional spring is released by the torsional spring to drive the transmission part to rotate because the locking block is positioned at the moving track of the pressed end, the external indication and the internal structure are both in a power-off state, and maintenance personnel can carry out safe maintenance; when the device breaks down and the transmission part cannot rotate, the locking block of the interlocking movable seat always blocks the moving track of the pressed end, so that the situation that the external indication is inconsistent with the internal structure is completely avoided, and the situation of electrified maintenance can be effectively avoided. And the interlocking sliding seat moves in the front and back directions, so that the locking block can leave the moving track of the pressed end in the shortest path, the device can stably and smoothly run by staggering the pressed end in a short rotating time of the rotating piece, and in addition, the end part of the torsion spring is selected as the matching part with the locking block, so that the existing structure is reasonably utilized, and the structure is more simplified.
The utility model discloses further set up to: the pressing part is provided with a maintaining part with a constant diameter in an extending mode, and the interlocking movable seat is maintained at the retreating position when the maintaining part presses the pressed part.
Through adopting above-mentioned technical scheme, add the holding part that links up with the extrusion part, can stably keep after the locking piece reachs the position of moving back, avoid its too early reset and produce interference or wearing and tearing with rotating the piece to guarantee the stability of device operation.
The utility model discloses further set up to: the contact part of the compression part and the extrusion part is in an arc shape.
Through adopting above-mentioned technical scheme, the adjustment is pressed the contact department shape of part and extruded portion, and the contact department of arc form can guarantee extruded portion and its smooth and easy contact, guarantees the reliability of device operation.
The utility model discloses further set up to: elasticity reset piece be cylinder compression spring, the interlocking sliding seat towards the base and be provided with the assembly groove along the moving direction, the base be provided with extend to the assembly groove in and with the main guide block of assembly groove width looks adaptation, the relative main guide block's of assembly groove other end be provided with the erection column, cylinder compression spring cover in the erection column and compress between interlocking sliding seat and assembly groove.
Through adopting above-mentioned technical scheme, the cooperation of assembly groove cooperation main guide block improves the mobility stability as the removal guide structure of interlocking sliding seat, and simultaneously, main guide block becomes stable cylinder compression spring assembly structure with the assembly cylindricality, guarantees that cylinder compression spring provides accurate, stable power that resets.
The utility model discloses further set up to: the two sides of the track are respectively provided with a guide groove, and the interlocking movable seat is respectively positioned in each guide groove and is provided with an auxiliary guide block moving along the guide groove.
Through adopting above-mentioned technical scheme, the vice guide block cooperation of guide way cooperation is as the removal guide structure of interlocking sliding seat, restriction displacement range when improving mobility stability guarantees device operating stability.
Drawings
FIG. 1 is a top perspective view of an embodiment of the present invention;
FIG. 2 is a bottom perspective view of an embodiment of the present invention;
FIG. 3 shows a first operating state of the embodiment of the present invention;
FIG. 4 shows a second operating mode of the embodiment of the present invention;
FIG. 5 is an exploded view of the rotating member, the driving member and the torsion spring according to the embodiment of the present invention;
FIG. 6 is a perspective view of a transmission member according to an embodiment of the present invention;
FIG. 7 is a first perspective view of the base, the interlocking movable seat and the elastic restoring member according to the embodiment of the present invention;
fig. 8 is a second perspective view of the base, the interlocking movable seat and the elastic restoring member according to the embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 2, the utility model discloses an operation interlocking mechanism of a rotary isolating switch, which comprises a rotating part 1 rotating under the drive of a knob operation component, a transmission part 2 cooperating with a moving contact component in circumferential linkage and a torsion spring 3 positioned between the rotating part 1 and the transmission part 2, one end of the torsion spring 3 is used as a butt end 31 abutting against the transmission part 2, the other end is used as a pressed end 32 pressed by the rotating part 1, the butt end 31 and the pressed end 32 are far away when the rotating part 1 and the transmission part 2 rotate relatively, the torsion spring 3 stores energy in a deformation manner, the rotating part 1 sequentially has an energy storage stage and an energy release stage when rotating, the rotating part 1 and the transmission part 2 rotate relatively when being positioned in the energy storage stage, and the torsion spring 3 stores energy in a deformation manner; when the rotating piece 1 is in the energy releasing stage, the driving piece 2 is released (the releasing structure is the existing structure and is not detailed), the elastic energy storage piece releases the stored energy to drive the driving piece 2 to rotate,
the interlocking device comprises a base 4, an interlocking movable seat 5 and an elastic resetting piece, wherein the base 4 is provided with a track 41 for the interlocking movable seat 5 to move back and forth, the front end of the interlocking movable seat 5 is provided with a locking block 51, the interlocking movable seat 5 is provided with a locking position at which the locking block 51 blocks a pressed end 32 and a retreating position at which the locking block 51 retreats to the outside of a rotating piece 1 when moving, the local part of the rotating peripheral surface of a transmission piece 2 is used as an extrusion part 21 with gradually changed radius, the interlocking movable seat 5 is provided with a pressed part 52 which is abutted against the extrusion part 21, and the extrusion part 21 extrudes the pressed part 52 when the transmission piece 2 rotates, so that the interlocking movable seat 5 moves to the retreating position; after the pressing portion 21 is separated from the pressed portion 52, the elastic restoring member moves the interlock movable seat 5 to the locking position.
As shown in fig. 3, when the device fails and the transmission member 2 cannot rotate, the interlocking movable seat 5 is located at the locking position, and the locking block 51 of the interlocking movable seat 5 always blocks the moving track of the pressed end 32, so that the situation that the external indication is inconsistent with the internal structure is completely avoided, and the situation of live maintenance can also be effectively avoided.
As shown in fig. 4, when the device is operating normally, the interlocking movable seat 5 is located at the retreating position, the pressing portion 21 of the transmission member 2 can press the pressed portion 52 when the rotating member 1 is located at the energy releasing stage, so that the locking block 51 of the interlocking movable seat 5 can move (along the direction a in the drawing), thereby preventing the rotating member 1 from rotating while the torsion spring 3 releases the stored energy to drive the transmission member 2 to rotate because the locking block 51 is located at the moving track of the pressed end 32, the external indication and the internal structure are both in the power-off state, and the maintenance personnel can perform the safety maintenance, and the interlocking movable seat 5 moves in the front and back direction, so that the locking block 51 can leave the moving track of the pressed end 32 in the shortest path, and the device can be ensured to be stably and smoothly operated from being dislocated with the pressed end 32 in a short rotation time of the rotating member 1, and furthermore, the end of the torsion spring 3 is selected as the matching portion with the locking block 51, the existing structure is reasonably utilized, so that the structure is more simplified.
As shown in fig. 5, it discloses a rotating component 1 rotating under the drive of the knob operation component, a transmission component 2 cooperating with the circumferential direction of the moving contact component in a linkage manner, and a torsion spring 3 located between the rotating component 1 and the transmission component 2, one end of the torsion spring 3 is used as a butt end 31 abutting against the transmission component 2, the other end is used as a pressed end 32 pressed by the rotating component 1, the butt end 31 and the pressed end 32 are far away from when the rotating component 1 rotates relative to the transmission component 2, the torsion spring 3 deforms to store energy, the rotating component 1 is provided with an extrusion block 11 extruding the pressed end 32, and the transmission component 2 is provided with a butt block 22 abutting against the transmission component 2.
As shown in fig. 6, the pressing portion 21 is extended to be provided with a retaining portion 23 with a constant diameter, the interlocking movable seat 5 is retained at the retreated position when the retaining portion 23 presses the pressed portion 52, the retaining portion 23 engaged with the pressing portion 21 is additionally provided, and the locking block 51 can be stably retained after reaching the retreated position, so that the interference or abrasion with the rotating member 1 caused by the early resetting of the locking block is avoided, and the stability of the operation of the device is ensured.
As shown in fig. 7, the contact portion 53 between the pressed portion 52 and the pressing portion 21 is arc-shaped, and the shape of the contact portion between the pressed portion 52 and the pressing portion 21 is adjusted, so that the arc-shaped contact portion can ensure smooth contact between the pressing portion 21 and the pressing portion, and the reliability of the operation of the device is ensured.
Elastic reset piece is cylinder compression spring 6, interlocking sliding seat 5 is provided with assembly groove 54 towards base 4 and along the moving direction, base 4 is provided with extend to in assembly groove 54 and with the main guide block 42 of assembly groove 54 width looks adaptation, the other end of the relative main guide block 42 of assembly groove 54 is provided with assembly post 55, cylinder compression spring 6 overlaps in assembly post 55 and compresses in between interlocking sliding seat 5 and assembly groove 54, assembly groove 54 cooperates the main guide block 42 cooperation as interlocking sliding seat 5's removal guide structure, and the stability of movement is improved, and simultaneously, main guide block 42 forms stable cylinder compression spring 6 assembly structure with assembly post 55, and it provides accurate, stable reset force to guarantee cylinder compression spring 6.
The guide grooves 43 are respectively formed in two sides of the track 41, the interlocking movable seat 5 is respectively located on each guide groove 43 and is provided with the auxiliary guide block 56 moving along the guide grooves 43, the guide grooves 43 are matched with the auxiliary guide blocks 56 to serve as a moving guide structure of the interlocking movable seat 5, moving stability is improved, moving range is limited, and running stability of the device is guaranteed.
Claims (5)
1. An operation interlocking mechanism of a rotary isolating switch comprises a rotating part, a transmission part and a torsional spring, wherein the rotating part rotates under the drive of a knob operation assembly, the transmission part is in circumferential linkage fit with a moving contact assembly, the torsional spring is positioned between the rotating part and the transmission part, one end of the torsional spring serves as an abutting end abutting against the transmission part, the other end of the torsional spring serves as a pressed end extruded by the rotating part, the abutting end and the pressed end are far away when the rotating part and the transmission part rotate relatively, the torsional spring deforms to store energy, the rotating part sequentially has an energy storage stage and an energy release stage when rotating, the rotating part and the transmission part rotate relatively when the rotating part is positioned in the energy storage stage, and the torsional spring deforms to store energy; the energy that the rotation piece was located elasticity energy storage spare release energy storage when releasing energy stage be used for driving the driving medium rotatory, its characterized in that: the interlocking movable seat is provided with a locking block at the front end and used for blocking a locking position of a pressed end and a retreating position of the locking block to the outside of the rotating piece when moving, the rotating peripheral surface part of the transmission piece is used as an extruding part with gradually changed radius, the interlocking movable seat is provided with a pressed part which is abutted against the extruding part, and the extruding part extrudes the pressed part when the transmission piece rotates so that the interlocking movable seat moves to the retreating position; after the extrusion part is separated from the pressed part, the elastic reset piece enables the interlocking movable seat to move to the locking position.
2. The operational interlock mechanism for a rotary isolating switch according to claim 1, wherein: the pressing part is provided with a maintaining part with a constant diameter in an extending mode, and the interlocking movable seat is maintained at the retreating position when the maintaining part presses the pressed part.
3. The operational interlock mechanism for a rotary isolating switch according to claim 1, wherein: the contact part of the compression part and the extrusion part is in an arc shape.
4. The operational interlock mechanism for a rotary isolating switch according to claim 1, wherein: elasticity reset piece be cylinder compression spring, the interlocking sliding seat towards the base and be provided with the assembly groove along the moving direction, the base be provided with extend to the assembly groove in and with the main guide block of assembly groove width looks adaptation, the relative main guide block's of assembly groove other end be provided with the erection column, cylinder compression spring cover in the erection column and compress between interlocking sliding seat and assembly groove.
5. The operational interlock mechanism for a rotary isolating switch according to claim 1, wherein: the two sides of the track are respectively provided with a guide groove, and the interlocking movable seat is respectively positioned in each guide groove and is provided with an auxiliary guide block moving along the guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120826959.6U CN214477150U (en) | 2021-04-21 | 2021-04-21 | Operation interlocking mechanism of rotary isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120826959.6U CN214477150U (en) | 2021-04-21 | 2021-04-21 | Operation interlocking mechanism of rotary isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214477150U true CN214477150U (en) | 2021-10-22 |
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ID=78180326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120826959.6U Active CN214477150U (en) | 2021-04-21 | 2021-04-21 | Operation interlocking mechanism of rotary isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214477150U (en) |
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2021
- 2021-04-21 CN CN202120826959.6U patent/CN214477150U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325000 Wenzhou Bridge Industrial Park, Beibeixiang Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Zhejiang Benyi New Energy Co.,Ltd. Address before: 325600 Daqiao Industrial Zone, beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG BENYI ELECTRICAL Co.,Ltd. |
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| CP03 | Change of name, title or address |