CN215110342U

CN215110342U - Operating device auxiliary device

Info

Publication number: CN215110342U
Application number: CN202120342404.4U
Authority: CN
Inventors: 石斌; 贺强; 陈国祥; 李红梅; 石世全
Original assignee: Yuguang Electric Co ltd
Current assignee: Yuguang Electric Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-12-10
Anticipated expiration: 2031-02-07

Abstract

The utility model discloses an operating device auxiliary device, its structure includes the base plate, the energy storage axle of setting on the base plate, cup joint at the epaxial drive sprocket of energy storage, and the drive chain who is connected with drive sprocket, drive chain is equipped with chain straining device, chain straining device includes swing arm and take-up pulley, swing arm one end is connected with the reset assembly who is used for controlling the take-up pulley and compresses tightly towards the drive sprocket direction, the one end that reset assembly was kept away from to the swing arm is equipped with the location axle, the location is epaxial outside the location is located to the take-up pulley cover, the take-up pulley removes to be connected in the location epaxially and realizes the position through the location assembly and prescribe a limit to, anticreep groove has still been seted up to the middle section part of take-up pulley, the meshing complex rodent is done with drive chain to a plurality of having in the anticreep groove.

Description

Operating device auxiliary device

Technical Field

The utility model relates to the field of switch technology, more specifically say, it relates to an operating device auxiliary device.

Background

The transmission chain wheels in the existing vacuum load switch operating mechanism are all fixed structures which cannot be adjusted, and the transmission chain needs to be disassembled, the chain links are increased or decreased or half-buckled chains are additionally arranged after the transmission chain naturally extends in the long-term operation process so as to achieve the purpose of chain tensioning.

In order to solve the above problems, the chinese patent grant publication no: CN201820760762.5 discloses a vacuum load switch operating mechanism auxiliary device, but the above patent has the following disadvantages: when natural extension or elasticity reduce take place for the chain, straining device's briquetting spare is through the elasticity of upper and lower self-adaptation regulation chain, but the unable regulation of distance between briquetting spare and the base plate, and the mouth piece can't be adjusted when the interval between transmission chain and the base plate changes, and the chain appears climbing tooth easily when the distance between mouth piece and chain and the base plate is different, phenomenon such as drops.

SUMMERY OF THE UTILITY MODEL

To the deficiencies of the prior art, an object of the utility model is to provide an operating device auxiliary device.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an operating device auxiliary device, which comprises a substrate, the energy storage axle of setting on the base plate, cup joint at the epaxial drive sprocket of energy storage, and the drive chain who is connected with drive sprocket, drive chain is equipped with chain straining device, chain straining device includes swing arm and take-up pulley, swing arm one end is connected with the subassembly that resets that is used for controlling the take-up pulley and compresses tightly towards the drive sprocket direction, the one end that reset assembly was kept away from to the swing arm is equipped with the location axle, the location is located off-axis to the take-up pulley cover, take-up pulley removal connection realizes the position through the locating component in the epaxial and prescribe a limit to, anticreep groove has still been seted up to the middle section part of take-up pulley, the meshing complex rodent is done with drive chain to a plurality of having in the anticreep inslot.

The scheme has the advantages that: the swing arm drives the take-up pulley through the subassembly that resets and compresses tightly towards drive chain direction all the time, the one end that the subassembly that resets was kept away from to the swing arm is equipped with the location axle, the take-up pulley removes to be connected in location epaxially and realizes the position through the locating component and prescribe a limit to, take-up pulley accessible locating component realizes the position change and prescribes a limit to the position of take-up pulley when the interval between drive chain and the base plate changes, avoid because the interval between take-up pulley and the chain is too big and then lead to drive chain to appear climbing the tooth, phenomenons such as drop, it is further, avoid the chain to break away from the take-up pulley when rotating through anticreep groove, make the take-up pulley can realize the additional action when driving chain through rodent and drive chain meshing simultaneously, the transmission efficiency of chain is improved.

The utility model discloses further set up to: the positioning assembly comprises a plurality of positioning holes formed in the positioning shaft and plug-ins used for being inserted into the positioning holes, and the tensioning wheel is matched with the plug-ins through the positioning holes to achieve position limitation on the positioning shaft.

The scheme has the advantages that: the position of the positioning shaft can be more conveniently limited by the positioning hole and the matched tension wheel between the plug-in units.

The utility model discloses further set up to: the plug-in components include the grafting portion that is used for inserting the locating hole and exist in the location portion outside the locating hole, and the middle-section part of grafting portion separately is equipped with the bending interval, and the grafting portion is through bending to the bending interval in and then smoothly passing through the locating hole when the plug-in components inserts spacing hole.

The scheme has the advantages that: when the inserting part enters the positioning hole, the limiting part is bent towards the bending section through the inserting part and can pass through the positioning hole more smoothly, when the limiting part reaches the other end of the positioning hole, the extrusion of the positioning hole on the inserting part disappears to enable the inserting part to be restored to the initial position, further, the size of the inserting piece is larger than that of the positioning hole, and meanwhile, the inserting piece can be replaced by other parts with fastening or clamping functions.

The utility model discloses further set up to: the one end that location portion was kept away from to grafting portion has spacing portion, and spacing portion realizes spacingly owing to run through the locating hole and to the plug-in components.

The scheme has the advantages that: when the limiting part passes through the positioning hole and reaches the other end of the positioning hole, the limiting part is clamped with the other end of the positioning hole, so that clamping connection between the plug-in and the positioning hole can be realized more stably.

The utility model discloses further set up to: the end face of the limiting part facing the positioning part is perpendicular to the inserting part by 90 degrees, and the end face of the limiting part departing from the positioning part is designed to be an arc-shaped structure.

The scheme has the advantages that: when spacing portion contact locating hole, make spacing portion can be more smooth and easy get into the locating hole through arc structural design, when spacing portion reachd the other end of locating hole, can be more firm carry out the joint with a plug-in components and locating hole through the perpendicular of spacing portion.

The utility model discloses further set up to: the positioning part outer ring is rotatably connected with a positioning ring used for limiting the insertion depth of the plug-in.

The scheme has the advantages that: the depth of the plug-in unit inserted into the positioning hole is limited by the positioning ring, so that the plug-in unit is prevented from being pulled out due to the fact that the plug-in unit is inserted into the positioning hole too deeply.

The utility model discloses further set up to: the end of the positioning shaft far away from the swing arm is provided with an anti-drop ring, and the anti-drop ring is in threaded connection with the positioning shaft.

The scheme has the advantages that: position through anticreep ring with the take-up pulley is injectd avoiding the take-up pulley to drop in the location axle, and anticreep ring adopts threaded connection with the location axle simultaneously for the routine maintenance or the change of take-up pulley are more convenient.

Drawings

Fig. 1 is a schematic structural view of an auxiliary device for an operating mechanism according to the present invention;

fig. 2 is a schematic perspective view of the tensioning mechanism of the present invention;

fig. 3 is a top view of the tensioning mechanism of the present invention;

fig. 4 is a schematic structural diagram of the plug-in of the present invention.

Reference numerals: 1. a substrate; 2. a swing arm; 201. a tension wheel; 202. positioning the shaft; 203. positioning holes; 3. a drive sprocket; 4. a drive chain; 5. an energy storage shaft; 6. a reset assembly; 601. a hinge shaft; 602. a torsion spring; 603. a curling portion; 604. a connecting arm; 7. a plug-in; 701. a plug-in part; 702. a positioning part; 703. bending the interval; 704. a limiting part; 705. a positioning ring; 706. a fixed part; 707. a drop-proof groove; 708. a rodent; 709. the anticreep ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an auxiliary device for an operating mechanism according to an embodiment of the present invention includes a base plate 1, an energy storage shaft 5 disposed on the base plate 1, a driving sprocket 3 sleeved on the energy storage shaft 5, and drive chain 4 of being connected with drive sprocket 3, drive chain 4 is equipped with chain straining device, chain straining device includes swing arm 2 and take-

up pulley

201, 2 one end of swing arm is connected with the subassembly 6 that resets that is used for controlling take-up pulley 201 and compresses tightly towards 3 directions of drive sprocket, 2 one end of keeping away from the subassembly 6 that resets of swing arm is equipped with location axle 202, location axle 202 is located to take-up pulley 201 cover, take-up pulley 201 removes to be connected on location axle 202 and realizes the position through the location subassembly and prescribes a limit to, anticreep groove 707 has still been seted up to the middle section part of take-up pulley 201, meshing complex rodent 708 is done with drive chain 4 to a plurality of in the anticreep groove 707. When in use, the resetting component 6 comprises a hinge shaft 601 rotationally connected with the swing arm 2, the hinge shaft 601 penetrates through the base plate 1, one end of the hinge shaft 601 far away from the swing arm 2 is provided with a torsion spring 602, the torsion spring 602 comprises a curling part 603 fixedly connected with the hinge shaft 601 and two connecting arms 604 extending from the curling part 603, one side of the base plate 1 close to the torsion spring 602 is provided with a fixing part 706 for limiting the position of each connecting arm 604, the swing arm 2 drives the tension wheel 201 to be pressed towards the direction of the transmission chain 4 all the time through the torsion spring 602, one end of the swing arm 2 far away from the resetting component 6 is provided with a positioning shaft 202, the tension wheel 201 is sleeved outside the positioning shaft 202, the tension wheel 201 is movably connected on the positioning shaft 202 and realizes position limitation through the positioning component, when the distance between the transmission chain 4 and the base plate 1 changes, the tension wheel 201 can realize position change through the positioning component and limit the position of the tension wheel 201 at a proper position, avoid because the interval between take-up pulley 201 and the chain is too big and then lead to drive chain 4 to appear climbing the tooth, phenomenons such as drop, it is further, the midsection part of take-up pulley 201 is equipped with anticreep groove 707, it is meshing complex rodent 708 to have a plurality of and drive chain 4 in the anticreep groove 707, avoid the chain to break away from take-up pulley 201 when rotating through anticreep groove 707, make take-up pulley 201 can realize the additional action when driving chain through rodent 708 and drive chain 4 meshing simultaneously, the transmission efficiency of chain is improved.

The positioning assembly comprises a plurality of positioning holes 203 arranged on the positioning shaft 202 and the inserts 7 inserted into the positioning holes 203, and the tensioning wheel 201 realizes position limitation on the positioning shaft 202 through the matching between the positioning holes 203 and the inserts 7. In use, the position of the tension wheel 201 is firstly moved to the optimal position matched with the transmission chain wheel 3, then the insert 7 is inserted into the positioning holes 203 on the two sides of the tension wheel 201, and the position of the tension wheel 201 is limited on the positioning shaft 202 through the matching between the positioning holes 203 and the insert 7.

The plug-in 7 comprises a plug-in part 701 for being inserted into the positioning hole 203 and a positioning part 702 existing outside the positioning hole 203, the middle section of the plug-in part 701 is provided with a bending interval 703, and the plug-in part 701 smoothly passes through the positioning hole 203 by bending into the bending interval 703 when the plug-in 7 is inserted into the limiting hole; one end of the inserting part 701, which is far away from the positioning part 702, is provided with a limiting part 704, and the limiting part 704 penetrates through the positioning hole 203 and limits the inserting part 7. When the plug-in part is used, the bending section 703 is arranged at the middle section part of the plug-in part 701, the limiting part 704 is arranged at one end of the plug-in part 701, which is far away from the positioning part 702, the limiting part 704 can more smoothly pass through the positioning hole 203 by bending the plug-in part 701 into the bending section 703 when the plug-in part 701 enters the positioning hole 203, when the limiting part 704 reaches the other end of the positioning hole 203, the extrusion of the positioning hole 203 on the plug-in part 701 disappears to enable the plug-in part 701 to return to the initial position, at the moment, the limiting part 704 is clamped with the other end of the positioning hole 203 to realize clamping between the plug-in part 7 and the positioning hole 203, further, the size of the plug-in part 7 is larger than that of the positioning hole 203, and meanwhile, the plug-in part 7 can also be replaced by other parts with fastening or clamping effects.

The end face of the limiting portion 704 facing the positioning portion 702 is perpendicular to the insertion portion 701 by 90 degrees, and the end face of the limiting portion 704 departing from the positioning portion 702 is designed to be of an arc-shaped structure. When the positioning part is used, the end face of the limiting part 704 departing from the positioning part 702 is in an arc structural design, when the limiting part 704 contacts the positioning hole 203, the limiting part 704 can enter the positioning hole 203 more smoothly through the arc structural design, the end face of the limiting part 704 facing the positioning part 702 is 90 degrees vertical to the inserting part 701, and when the limiting part 704 reaches the other end of the positioning hole 203, the inserting part 7 can be clamped with the positioning hole 203 more stably through a 90-degree vertical face of the limiting part 704.

A positioning ring 705 for limiting the insertion depth of the insert 7 is rotatably connected to the outer ring of the positioning portion 702. When the plug-in device is used, the depth of the plug-in component 7 inserted into the positioning hole 203 is limited by the positioning ring 705, and the plug-in component 7 is prevented from being inserted into the positioning hole 203 too deeply and further influencing the extraction of the plug-in component 7.

The end of the positioning shaft 202 far away from the swing arm 2 is provided with a slip-off preventing ring 709, and the slip-off preventing ring 709 is in threaded connection with the positioning shaft 202. When using, inject the position of take-up pulley 201 in location axle 202 through anticreep ring 709 and avoid the drop of take-up pulley 201, anticreep ring 709 adopts threaded connection with location axle 202 simultaneously for the routine maintenance or the change of take-up pulley 201 are more convenient.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an operating device auxiliary device, includes base plate (1), sets up energy storage axle (5) on base plate (1), cup joints drive sprocket (3) on energy storage axle (5), and with drive chain (4) that drive sprocket (3) are connected, drive chain (4) are equipped with chain straining device, chain straining device includes swing arm (2) and take-up pulley (201), swing arm (2) one end is connected with and is used for controlling take-up pulley (201) and compresses tightly reset component (6) towards drive sprocket (3) direction, its characterized in that: swing arm (2) are kept away from the one end of subassembly (6) that resets and are equipped with location axle (202), and take-up pulley (201) cover is located outside location axle (202), take-up pulley (201) move connect on location axle (202) and realize the position through the location subassembly and restrict, anticreep groove (707) have still been seted up to the middle section part of take-up pulley (201), meshing complex rodent (708) are done with drive chain (4) to a plurality of in anticreep groove (707).

2. The operating mechanism assisting device according to claim 1, wherein: the positioning assembly comprises a plurality of positioning holes (203) formed in a positioning shaft (202) and an insert (7) used for being inserted into the positioning holes (203), and the tensioning wheel (201) is matched with the positioning holes (203) and the insert (7) to achieve position limitation on the positioning shaft (202).

3. The operating mechanism assisting device according to claim 2, wherein: the plug-in (7) comprises a plug-in part (701) for being inserted into the positioning hole (203) and a positioning part (702) existing outside the positioning hole (203), a bending section (703) is arranged at the middle section of the plug-in part (701) in a separated mode, and when the plug-in (7) is inserted into the limiting hole, the plug-in part (701) bends into the bending section (703) to smoothly pass through the positioning hole (203).

4. The operating mechanism assisting device according to claim 3, wherein: one end, far away from the positioning part (702), of the insertion part (701) is provided with a limiting part (704), and the limiting part (704) penetrates through the positioning hole (203) and limits the plug-in component (7).

5. The operating mechanism assisting device according to claim 4, wherein: the end face of the limiting part (704) facing the positioning part (702) is perpendicular to the insertion part (701) by 90 degrees, and the end face of the limiting part (704) departing from the positioning part (702) is designed to be of an arc-shaped structure.

6. The operating mechanism assisting device according to claim 3, wherein: a positioning ring (705) used for limiting the insertion depth of the insert (7) is rotatably connected with the outer ring of the positioning part (702).

7. The operating mechanism assisting device according to claim 1, wherein: one end of the positioning shaft (202) far away from the swing arm (2) is provided with a slip-off prevention ring (709), and the slip-off prevention ring (709) is in threaded connection with the positioning shaft (202).