CN117208787A - Lifting device for on-load voltage regulating switch - Google Patents
Lifting device for on-load voltage regulating switch Download PDFInfo
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- CN117208787A CN117208787A CN202311093035.XA CN202311093035A CN117208787A CN 117208787 A CN117208787 A CN 117208787A CN 202311093035 A CN202311093035 A CN 202311093035A CN 117208787 A CN117208787 A CN 117208787A
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- handle
- connecting hole
- lifting device
- sleeve
- load
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 16
- 239000000725 suspension Substances 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The application discloses a lifting device for an on-load voltage regulating switch, which comprises an on-load switch core, wherein the lifting device comprises a bracket and a chain block arranged on the bracket, the chain block can be connected with the on-load switch core and drive the on-load switch core to move up and down, the bracket comprises a base, the lower side of the base is rotationally connected with a plurality of rollers, a vertical pipe is vertically arranged on the upper side of the base, the upper end of the vertical pipe is rotationally connected with a rotating sleeve, the rotating sleeve and the vertical pipe are coaxially arranged, the two opposite sides of the rotating sleeve are provided with first connecting holes, a rotating shaft vertically penetrates through the rotating sleeve, the rotating shaft is provided with a second connecting hole, a handle transversely penetrates through the first connecting hole and the second connecting hole, the upper end of the rotating shaft is provided with a suspension arm extending along the horizontal direction, and the chain block is positioned at one end of the suspension arm. The application provides a lifting device for an on-load voltage regulating switch, which can drive an on-load switch core to move along the horizontal direction after a suspension arm is rotated or a base is moved.
Description
Technical Field
The application relates to the technical field of lifting devices, in particular to a lifting device for an on-load voltage regulating switch.
Background
The existing on-load voltage regulating switch comprises an on-load switch core, when the on-load switch core is hung and inspected, the on-load switch core needs to be hung by using a lifting device, the existing lifting device can refer to a patent with the application number of CN201220639084X, the existing lifting device comprises a stand column, a cross beam and a chain block arranged on the cross beam, and when the on-load voltage regulating switch is used, the on-load switch core is connected with the chain block, and then the on-load switch core is hung by the chain block.
The existing lifting device only can vertically lift and put down the on-load switch core, and after the on-load switch core is lifted, the on-load switch core cannot be driven to move horizontally, so that the on-load switch core cannot be carried to other places for maintenance.
Disclosure of Invention
The application provides a lifting device for a load voltage regulating switch, which aims to solve the defect that the existing lifting device can not drive a load switch core to move in the horizontal direction.
In order to achieve the above purpose, the application adopts the following technical scheme:
a hoisting accessory for on-load voltage regulating switch, on-load voltage regulating switch includes on-load switch core, hoisting accessory includes the support and sets up the chain block on the support, the chain block can be connected and drive on-load switch core up-and-down motion with on-load switch core, the support includes the base, the downside rotation of base is connected with a plurality of gyro wheels, the riser is vertically installed to the upside of base, the upper end rotation of riser is connected with the cover that rotates, the cover that rotates sets up with the riser is coaxial, the relative both sides of cover that rotates are provided with first connecting hole, vertically pass in the cover that rotates has the pivot, the pivot is provided with the second connecting hole, transversely pass in first connecting hole and the second connecting hole has the handle, in order to lock the pivot in the cover that rotates, the lower extreme of pivot can insert the riser and slide down along the riser, the upper end of pivot is provided with the davit along the horizontal extension, the chain block is located the one end of davit.
Through the arrangement, after the hand hoist lifts the on-load switch core, the suspension arm is rotated, or the base is pushed, so that the on-load switch core can be driven to move along the horizontal direction, and the on-load switch core can be conveniently carried to other places; the handle is convenient for rotating the rotating shaft and the suspension arm; after the handle is pulled out, the rotating shaft can move downwards, so that the height of the application is reduced, and the application is convenient to use in places with lower space.
Further, the upper end fixedly connected with of pivot is followed the sleeve that the level was to extending, and the davit passes the sleeve and with sleeve sliding connection, and the handle passes through drive mechanism and davit transmission connection, and the axis of around the handle rotates the handle, and the handle drives the davit and slides along the sleeve.
Through the arrangement, the handle is rotated, so that the suspension arm can be driven to move along the sleeve, and the suspended load switch core can be moved.
Further, the drive mechanism includes the rack of fixed connection in the downside of davit, the extending direction of rack and davit is unanimous, the upper end rotation of pivot is connected with the band pulley, go up the coaxial fixedly connected with of band pulley and rack complex turbine, one side rotation of rotating the cover is connected with the band pulley down, it passes through the belt and is connected with the band pulley transmission down, the band pulley is provided with the transmission groove down, the handle includes first rotation portion and second rotation portion, the transversal circular of first rotation portion, and first rotation portion passes first connecting hole and second connecting hole, the second rotation portion passes the transmission groove, rotate the handle around the axis of handle, first rotation portion rotates in first connecting hole and second connecting hole, the band pulley rotates under the second rotation portion drive.
Through the arrangement, when the handle rotates, the handle can drive the suspension arm to move along the sleeve through the lower belt pulley, the belt, the upper belt pulley, the turbine and the rack.
Further, the cross section of the second rotating part is square.
Further, one end of the handle is fixedly connected with a hand wheel.
Through the arrangement, the handle is convenient to rotate by hands.
Further, the lower extreme fixedly connected with ring flange of riser, the ring flange passes through the fastener and installs on the base.
Further, a reinforcing plate is fixedly connected between the sleeve and the rotating shaft.
Drawings
Fig. 1 is a schematic view of a lifting device according to an embodiment.
Fig. 2 is a schematic view of the lifting device according to the embodiment after the handle is pulled out.
Detailed Description
The technical scheme of the application is further specifically described below through examples and with reference to the accompanying drawings.
Referring to fig. 1 to 2, a lifting device for an on-load voltage regulating switch comprises an on-load switch core, the lifting device comprises a bracket and a chain block 1 arranged on the bracket, the chain block 1 can be connected with the on-load switch core and drive the on-load switch core to move up and down, the bracket comprises a base 2, a plurality of rollers 3 are rotatably connected to the lower side of the base 2, a vertical pipe 4 is vertically arranged on the upper side of the base 2, a rotating sleeve 5 is rotatably connected to the upper end of the vertical pipe 4, the rotating sleeve 5 and the vertical pipe 4 are coaxially arranged, first connecting holes 6 are arranged on opposite sides of the rotating sleeve 5, a rotating shaft 7 vertically penetrates through the rotating sleeve 5, a second connecting hole 8 is arranged on the rotating shaft 7, a handle 9 transversely penetrates through the first connecting holes 6 and the second connecting holes 8 so as to lock the rotating shaft 7 in the rotating sleeve 5, the handle 9 is pulled out, the lower end of the rotating shaft 7 can be inserted into the vertical pipe 4 and slide downwards along the vertical pipe 4, a lifting arm 10 extending along the horizontal direction is arranged at the upper end of the rotating shaft 7, and the chain block 1 is positioned at one end of the lifting arm 10.
Through the arrangement, after the hand hoist 1 lifts the on-load switch core, the suspension arm 10 is rotated or the base 2 is pushed, so that the on-load switch core can be driven to move along the horizontal direction, and the on-load switch core can be conveniently carried to other places; the handle 9 is convenient for rotating the rotating shaft 7 and the suspension arm 10; after the handle 9 is pulled out, the rotating shaft 7 can move downwards, so that the height of the application is reduced, and the application is convenient to use in places with lower space.
Specifically, the roller 3 saves more labor when the base 2 is moved; referring to fig. 1, when the handle 9 is inserted into the first connecting hole 6 and the second connecting hole 8, the handle 9 extends horizontally, one end of the handle 9 is suspended, and the suspended end of the handle 9 is rotated to drive the rotating sleeve 5, the rotating shaft 7 and the suspension arm 10 to rotate, so as to drive the chain block 1 at one end of the suspension arm 10 and the on-load switch core at the lower end of the chain block 1 to move horizontally, and the handle 9 enables the suspension arm 10 to rotate more labor-saving; after the handle 9 is pulled out from the first connecting hole 6 and the second connecting hole 8, the rotating shaft 7 can be inserted into the vertical pipe 4 downwards and slide downwards, so that the height of the application is reduced, and the application is convenient to use in places with lower space, as shown in figure 2.
As an implementation manner, the upper end of the rotating shaft 7 is fixedly connected with a sleeve 11 extending along the horizontal direction, the suspension arm 10 passes through the sleeve 11 and is in sliding connection with the sleeve 11, the handle 9 is in transmission connection with the suspension arm 10 through a transmission mechanism, the handle 9 is rotated around the axis of the handle 9, and the handle 9 drives the suspension arm 10 to slide along the sleeve 11.
By the arrangement described above, turning the handle 9, the boom 10 can be driven to move along the sleeve 11, moving the lifted load switch core.
Specifically, when the ground is provided with an obstacle and the base 2 is inconvenient to move, the handle 9 is rotated, and the handle 9 drives the suspension arm 10 to slide along the sleeve 11 through the transmission mechanism, so that the on-load switch core is driven to move back and forth.
As an implementation manner, the transmission mechanism comprises a rack 12 fixedly connected to the lower side of the suspension arm 10, the extending directions of the rack 12 and the suspension arm 10 are consistent, the upper end of the rotating shaft 7 is rotatably connected with an upper belt pulley 13, the upper belt pulley 13 is coaxially and fixedly connected with a turbine 14 matched with the rack 12, one side of the rotating sleeve 5 is rotatably connected with a lower belt pulley 15, the upper belt pulley 13 is in transmission connection with the lower belt pulley 15 through a belt 16, the lower belt pulley 15 is provided with a transmission groove 17, the handle 9 comprises a first rotating part 91 and a second rotating part 92, the cross section of the first rotating part 91 is circular, the first rotating part 91 penetrates through the first connecting hole 6 and the second connecting hole 8, the second rotating part 92 penetrates through the transmission groove 17, the handle 9 is rotated around the axis of the handle 9, and the first rotating part 91 rotates in the first connecting hole 6 and the second connecting hole 8, and the second rotating part 92 drives the lower belt pulley 15 to rotate.
With the arrangement, when the handle 9 rotates, the handle 9 can drive the suspension arm 10 to move along the sleeve 11 through the lower belt pulley 15, the belt 16, the upper belt pulley 13, the turbine 14 and the rack 12.
Specifically, the first rotating portion 91 and the second rotating portion 92 are coaxially arranged, the first rotating portion 91 and the second rotating portion 92 are of an integrally formed structure, the handle 9 rotates around the axis of the handle 9, the handle 9 drives the lower belt pulley 15 through the transmission groove 17, the lower belt pulley 15 drives the upper belt pulley 13 and the turbine 14 to rotate through the belt 16, the turbine 14 can drive the rack 12 to move along the axial direction after rotating, and then the suspension arm 10 is driven to move along the sleeve 11. The handle 9 can be pulled out of the first connecting hole 6, the second connecting hole 8 and the transmission groove 17, after removal, the height of the present application is reduced and the belt 16 is relaxed.
As one implementation, the cross section of the second rotating portion 92 is square.
As an implementation, a hand wheel 18 is fixedly connected to one end of the handle 9.
Through the above arrangement, it is convenient to rotate the handle 9 by hand.
As an implementation, the lower end of the riser 4 is fixedly connected with a flange 19, and the flange 19 is mounted on the base 2 by fasteners.
As an implementation, a reinforcing plate 20 is fixedly connected between the sleeve 11 and the rotating shaft 7.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (7)
1. The utility model provides a hoisting accessory for on-load voltage regulating switch, on-load voltage regulating switch includes on-load switch core, its characterized in that, hoisting accessory includes the support and sets up chain block on the support, chain block can with on-load switch core is connected and drive on-load switch core up-and-down motion, the support includes the base, the downside rotation of base is connected with a plurality of gyro wheels, the vertical riser that installs of upside of base, the upper end rotation of riser is connected with the rotation cover, the rotation cover with the riser coaxial setting, the opposite both sides of rotation cover are provided with first connecting hole, vertical pass in the rotation cover has the pivot, the pivot is provided with the second connecting hole, first connecting hole with transversely pass in the second connecting hole has the handle, so that with the pivot locking is in the rotation cover, pull out the handle, the lower extreme of pivot can insert the riser and slide downwards along the riser, the upper end of pivot is provided with along the horizontal direction extension's davit is located the chain block one end.
2. The lifting device for an on-load voltage regulating switch according to claim 1, wherein a sleeve extending in a horizontal direction is fixedly connected to the upper end of the rotating shaft, the suspension arm penetrates through the sleeve and is in sliding connection with the sleeve, the handle is in transmission connection with the suspension arm through a transmission mechanism, the handle is rotated around the axis of the handle, and the handle drives the suspension arm to slide along the sleeve.
3. The lifting device for an on-load voltage regulating switch according to claim 2, wherein the transmission mechanism comprises a rack fixedly connected to the lower side of the suspension arm, the rack is consistent with the extension direction of the suspension arm, an upper belt pulley is rotatably connected to the upper end of the rotating shaft, the upper belt pulley is fixedly connected with a turbine matched with the rack coaxially, a lower belt pulley is rotatably connected to one side of the rotating sleeve, the upper belt pulley is in transmission connection with the lower belt pulley through a belt, the lower belt pulley is provided with a transmission groove, the handle comprises a first rotating part and a second rotating part, the cross section of the first rotating part is circular, the first rotating part penetrates through the first connecting hole and the second connecting hole, the second rotating part penetrates through the transmission groove, the handle is rotated around the axis of the handle, and the first rotating part rotates in the first connecting hole and the second connecting hole, and the second rotating part drives the lower belt pulley to rotate.
4. A lifting device for an on-load tap changer according to claim 3, wherein the second turning part has a square cross section.
5. A lifting device for an on-load tap changer according to claim 3, wherein one end of the handle is fixedly connected with a hand wheel.
6. A lifting device for an on-load tap changer according to claim 3, wherein the lower end of the riser is fixedly connected with a flange, which is mounted on the base by means of a fastener.
7. A lifting device for an on-load voltage regulating switch as claimed in claim 3, wherein a reinforcing plate is fixedly connected between the sleeve and the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311093035.XA CN117208787A (en) | 2023-08-28 | 2023-08-28 | Lifting device for on-load voltage regulating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311093035.XA CN117208787A (en) | 2023-08-28 | 2023-08-28 | Lifting device for on-load voltage regulating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117208787A true CN117208787A (en) | 2023-12-12 |
Family
ID=89043375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311093035.XA Pending CN117208787A (en) | 2023-08-28 | 2023-08-28 | Lifting device for on-load voltage regulating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117208787A (en) |
-
2023
- 2023-08-28 CN CN202311093035.XA patent/CN117208787A/en active Pending
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