CN212893640U

CN212893640U - Limiting device for winch

Info

Publication number: CN212893640U
Application number: CN202021395528.0U
Authority: CN
Inventors: 饶瑞斌; 蒋瑞国; 王金涛
Original assignee: Beijing Cu Lighting Equipment Co ltd
Current assignee: Beijing Cu Lighting Equipment Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-04-06
Anticipated expiration: 2030-07-15

Abstract

The utility model relates to a stop device for hoist engine, it is including installing the backup pad on hoist engine back surface lateral wall and fixing the limit switch in the backup pad, the vertical setting of backup pad, the backup pad bottom links to each other with the hoist engine lateral wall, has seted up the spout in the backup pad, and the length direction of spout is unanimous with the length direction of backup pad, and limit switch slides along the spout and fixes limit switch and backup pad through the mounting. The utility model discloses have and to realize limit switch direction of height's fine setting and then be convenient for with the better contact of gag lever post and be convenient for tear open the effect of changing as required.

Description

Limiting device for winch

Technical Field

The utility model belongs to the technical field of the technique of hoist engine lift protection and specifically relates to a stop device for hoist engine is related to.

Background

At present, when a high-pole street lamp is installed, a lamp panel of the street lamp is hoisted to the top end of the high-pole street lamp from the ground through a winch, and then the lamp panel is fixed with the top end of a lamp post. In the operation process, generally, a worker is required to observe the operation state all the time, and when the winch sends the lamp panel to a specified position, the winch is controlled to stop in time.

In the prior art, an operator needs to observe the working state of the winch at any time, manual observation is inconvenient and easy to make mistakes, the labor cost is increased, and the working efficiency is reduced. Some winches are provided with limit switches, the limit switches are based on the principle that when the winches lift, steel wire ropes on winding drums regularly and uniformly move, limit rods are arranged on the steel wire ropes, induction switches are fixed on the winches, the winches drive the lamp panel to move along with the steel wire ropes, meanwhile, the limit rods are driven to vertically move, the lamp panel moves to the top ends of the lamp poles, and the limit rods are in contact with the induction switches fixed on the winches, so that the winches are controlled to be turned off.

The above prior art solutions have the following drawbacks: because the demand of the not co-altitude of the high pole street lamp of different condition, limit switch that needs to fix on the hoist engine can finely tune so that the gag lever post can contact with limit switch as required, and current limit switch fixes on the hoist engine, can not in time adjust as required, and inconvenient dismantlement, the operation is inconvenient, reduces work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stop device for hoist engine, it has the fine setting that can realize limit switch direction of height as required and then be convenient for with the better contact of gag lever post and be convenient for tear open the effect of changing.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a stop device for hoist, is including installing the backup pad on hoist engine back surface lateral wall and fixing the limit switch in the backup pad, the vertical setting of backup pad, the backup pad bottom links to each other with the hoist engine lateral wall, has seted up the spout in the backup pad, the length direction of spout is unanimous with the length direction of backup pad, and limit switch slides along the spout and passes through the mounting with limit switch and backup pad fixed.

Through adopting above-mentioned technical scheme, slide along spout length direction through limit switch, the cooperation mounting is fixed with limit switch to the realization can adjust limit switch's height as required, so that the gag lever post contacts with limit switch.

The utility model discloses further set up to: the backup pad is L shape, and the backup pad includes horizontal plate and vertical board, and horizontal plate and vertical board vertical fixation, horizontal plate pass through the connecting piece and link to each other with hoist engine back lateral wall, and the spout is seted up on vertical board, and the length direction of spout is unanimous with the length direction of vertical board.

Through adopting above-mentioned technical scheme, be the setting of L shape through the backup pad, be convenient for link to each other backup pad bottom and hoist engine, sliding connection limit switch on the vertical board for limit switch is not hindered.

The utility model discloses further set up to: the mounting is including setting up the fixing bolt on limit switch, and fixing bolt is fixed with limit switch's casing, and fixing bolt's one end passes the spout, and fixing bolt's length direction is perpendicular with the length direction of spout, and the one end cooperation that passes the spout at fixing bolt is provided with fixation nut.

Through adopting above-mentioned technical scheme, pass spout cooperation fixation nut's setting through fixing bolt, be convenient for make limit switch slide along the spout, when the limit switch height is adjusted to needs, unscrew with fixing bolt complex fixation nut for fixing bolt slides to the definite position along spout length direction, screws up fixation nut and fixes limit switch and vertical board.

The utility model discloses further set up to: the limit switch comprises a control portion and an induction rod, the control portion is connected with the vertical plate in a sliding mode, the induction rod is connected with the control portion in a sliding mode, the length direction of the induction rod is perpendicular to the length direction of the vertical plate, and the induction rod extends out towards the front face of the winch horizontally.

Through adopting above-mentioned technical scheme, through limit switch's response pole and control part sliding connection to can adjust the length that the response pole stretches out along the orientation hoist engine positive direction level as required

The utility model discloses further set up to: the sensing rod is provided with an elongated slot, the length direction of the elongated slot is consistent with the length direction of the sensing rod, and a fastening bolt penetrates through the elongated slot and is in threaded connection with the control part.

By adopting the technical scheme, the fastening bolt penetrates through the long groove, so that the induction rod can be conveniently adjusted to a proper position, and the fastening bolt is screwed to fix the induction rod and the control part.

The utility model discloses further set up to: the clamping block is fixed on the control portion and is C-shaped, the position, opposite to the clamping block, of the sensing rod is clamped and fixed with the clamping plate, the clamping plate is parallel to the sensing rod, the clamping block clamps the clamping plate from the opening end, a fixing groove matched with the long groove is formed in the clamping plate, the length direction of the fixing groove is consistent with that of the clamping plate, and the fastening bolt penetrates through the long groove and the fixing groove to be in threaded connection with the clamping block.

Through adopting above-mentioned technical scheme, it is fixed with the joint integrated circuit board grafting through the joint piece, and fastening bolt passes elongated slot and fixed slot and joint piece threaded connection, prevents that the response pole from rotating around fastening bolt.

The utility model discloses further set up to: the connecting piece includes connecting seat and inserted block, and the connecting seat is fixed on hoist engine back lateral wall, and the connecting seat is including connecting chamber and installation panel, and the installation panel is fixed and is being connected the chamber openly, and the installation panel sets up with the horizontal plate relatively, has seted up the jack on the installation panel, and the inserted block is fixed on the horizontal plate and is put relative with the jack, and the inserted block can insert in the jack.

Through adopting above-mentioned technical scheme, through the cooperation setting of jack and inserted block on the connecting seat, insert the inserted block in the jack to it is fixed with the plug-in of backup pad and hoist.

The utility model discloses further set up to: two arc-shaped clamping pieces which are oppositely arranged are respectively fixed in the connecting cavity and opposite to the jacks, one end of each clamping piece is fixedly connected with the side wall of the connecting cavity, and the other end of each clamping piece is a free end.

Through adopting above-mentioned technical scheme, insert in the jack and then insert in the clamping piece of relative setting through the inserted block to be convenient for fix the backup pad on the hoist engine lateral wall further firmly.

To sum up, the utility model discloses a beneficial technological effect does:

1. through the sliding groove formed in the vertical plate of the supporting plate, the limiting switch can move in the length direction of the sliding groove, so that the height of the limiting switch can be adjusted as required, the induction rod of the limiting switch can adjust the length horizontally extending in the direction towards the front of the winch as required, different limiting rods can be conveniently adapted, the limiting rods fixed on the steel wire rope can correspondingly move horizontally along with the steel wire rope, contact with the limiting rods moving downwards is guaranteed, and the working efficiency is improved;

2. through the cooperation setting of the connecting seat and the inserted block of fixing in the backup pad on the hoist engine back lateral wall, insert the inserted block in the jack of connecting seat to with the backup pad and fix the limit switch quick fixation in the backup pad, be convenient for tear open in a flexible way and trade.

Drawings

Fig. 1 is a schematic structural view of a limiting device for a winch.

Fig. 2 is an exploded view of the stopper device for a hoist.

Fig. 3 is an exploded view of the support plate.

Fig. 4 is an exploded view of the connector.

Fig. 5 is a limit switch diagram.

In the figure, 1, a winch; 2. a support plate; 21. a horizontal plate; 22. a vertical plate; 221. a chute; 3. a limit switch; 31. a control unit; 311. a clamping block; 32. an induction rod; 321. a long groove; 33. a clamping and connecting plate; 331. fixing grooves; 4. a fixing member; 41. fixing the bolt; 42. fixing a nut; 5. a connecting member; 51. a connecting seat; 511. a connecting cavity; 5111. a clip; 5112. flanging; 512. installing a panel; 5121. a jack; 52. inserting a block; 6. and fastening the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a stop device for hoist engine, including installing backup pad 2 on hoist engine 1 back lateral wall and fixing limit switch 3 in backup pad 2.

The support plate 2 is L-shaped, the support plate 2 comprises a horizontal plate 21 and a vertical plate 22, and the horizontal plate 21 and the vertical plate 22 are vertically fixed. The horizontal plate 21 is connected to the rear side wall of the hoist 1 by a connecting member 5. The vertical plate 22 is provided with a slide groove 221, and the length direction of the slide groove 221 is identical to the length direction of the vertical plate 22. The limit switch 3 slides along the slide groove 221 to fix the limit switch 3 with the vertical plate 22 through the fixing member 4, thereby facilitating adjustment of the height of the limit switch 3 as required.

Referring to fig. 2, the fixing member 4 includes a fixing bolt 41 disposed on the limit switch 3, the fixing bolt 41 fixes the housing of the limit switch 3, one end of the fixing bolt 41 penetrates the sliding groove 221, and a length direction of the fixing bolt 41 is perpendicular to a length direction of the sliding groove 221. A fixing nut 42 is fitted to one end of the fixing bolt 41 that passes through the slide groove 221. When the height of the limit switch 3 needs to be adjusted, the fixing nut 42 matched with the fixing bolt 41 is unscrewed, so that the fixing bolt 41 slides to a determined position along the length direction of the sliding groove 221, and the fixing nut 42 is screwed to fix the limit switch 3 and the vertical plate 22.

Referring to fig. 3 and 4, the connector 5 includes a connector base 51 and an insertion block 52, the connector base 51 is fixed to a rear sidewall of the hoist 1, and the connector base 51 includes a connection cavity 511 and a mounting panel 512. The mounting panel 512 is fixed to the front of the connection chamber 511, and the mounting panel 512 is disposed opposite to the horizontal plate 21. Three insertion holes 5121 are formed in the mounting panel 512. One of the three insertion holes 5121 is vertically arranged, and the other two insertion holes are respectively inclined outwards at a certain angle and are respectively symmetrically distributed at the inclined lower positions at two sides of the vertically arranged insertion hole 5121. The three insertion holes 5121 are distributed in a regular triangle. The insert block 52 is fixed on the horizontal plate 21 at a position opposite to the insertion hole 5121, and the insert block 52 can be inserted into the insertion hole 5121.

Two arc-shaped clamping pieces 5111 which are oppositely arranged are respectively fixed at the positions which are positioned in the connecting cavity 511 and opposite to the three insertion holes 5121. One end of the clip 5111 is fixedly connected to the sidewall of the connection cavity 511, and the other end of the clip 5111 is a free end. When no object is inserted into the clip 5111, the free ends of the two clips 5111 abut together. Flanges 5112 folded toward the side away from the opposite clip 5111 are provided at the free ends of the two clips 5111, and a gap is formed between the flanges 5112 of the opposite clips 5111. Facilitating the insertion of objects from the aperture of the free end.

The inserting block 52 fixed to the horizontal plate 21 is inserted into the inserting hole 5121 and then inserted between the oppositely arranged clamping pieces 5111, so that the horizontal plate 21 can be fixed to the side wall of the winding machine 1, and the supporting plate 2 and the limit switch 3 are quickly fixed to the winding machine 1.

Referring to fig. 1 and 5, limit switch 3 includes control part 31 and inductive rod 32, and inductive rod 32 and control part 31 sliding connection, inductive rod 32 length direction and vertical board 22 length direction mutually perpendicular, and inductive rod 32 stretches out towards the front level of hoist engine 1, and then is convenient for fix the gag lever post on the positive wire rope of hoist engine 1 (wire rope links to each other with the gag lever post and sets up to prior art, not shown in the figure) and contacts with inductive rod 32 when moving downwards. The length of the sensing rod 32 extending to the front of the winding machine 1 can be adjusted, so that the extending length of the sensing rod 32 can be adjusted as required.

A clamping block 311 is fixed on the control part 31, the clamping block 311 is C-shaped, a clamping plate 33 is clamped and fixed at the position of the sensing rod 32 opposite to the clamping block 311, the clamping plate 33 is parallel to the sensing rod 32, and the clamping block 311 clamps the clamping plate 33 from the opening end. The sensing rod 32 is provided with an elongated slot 321, the length direction of the elongated slot 321 is consistent with the length direction of the sensing rod 32, the clamping plate 33 is provided with a fixed slot 331 which is matched with the elongated slot 321, the length direction of the fixed slot 331 is consistent with the length direction of the clamping plate 33, a fastening bolt 6 is connected with the clamping block 311 through the elongated slot 321 and the fixed slot 331 in a threaded manner, the fastening bolt 6 is loosened, the sensing rod 32 is pulled to horizontally slide along the direction towards the front face of the winch 1, the arrangement of the clamping block 311 is matched, the sensing rod 32 is prevented from rotating around the fastening bolt 6, and the length of the sensing rod 32 which horizontally extends out along the direction towards the front face of the winch 1.

Through the cooperation setting of connecting seat 51 and the inserted block 52 of fixing on backup pad 2 on hoist engine 1 back lateral wall, insert the jack 5121 of connecting seat 51 with inserted block 52 to with backup pad 2 and fix limit switch 3 quick fixation on backup pad 2, be convenient for tear open in a flexible way and trade. The spout 221 of seting up on the vertical board 22 of cooperation backup pad 2, limit switch 3 can be followed spout 221 length direction and removed, and then can adjust limit switch 3's height as required, limit switch 3's response pole 32 can be adjusted as required along the length that stretches out towards the positive direction level of hoist engine 1, be convenient for adapt to different gag lever posts and can correspond the gag lever post of fixing on wire rope and take place to rock the horizontal displacement that produces along with wire rope, and then guarantee can with the gag lever post contact of downstream, improve work efficiency.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a stop device for hoist engine, is including installing backup pad (2) on hoist engine (1) back lateral wall and fixing limit switch (3) on backup pad (2), its characterized in that: the supporting plate (2) is vertically arranged, the bottom end of the supporting plate (2) is connected with the side wall of the winch (1), a sliding groove (221) is formed in the supporting plate (2), the length direction of the sliding groove (221) is consistent with that of the supporting plate (2), and the limit switch (3) slides along the sliding groove (221) and is fixed with the supporting plate (2) through a fixing piece (4).

2. The stopper device for a hoist according to claim 1, wherein: the supporting plate (2) is L-shaped, the supporting plate (2) comprises a horizontal plate (21) and a vertical plate (22), the horizontal plate (21) is vertically fixed with the vertical plate (22), the horizontal plate (21) is connected with the back side wall of the winch (1) through a connecting piece (5), the sliding groove (221) is formed in the vertical plate (22), and the length direction of the sliding groove (221) is consistent with that of the vertical plate (22).

3. The stopper device for a hoist according to claim 2, wherein: the fixing piece (4) comprises a fixing bolt (41) arranged on the limit switch (3), the fixing bolt (41) fixes a shell of the limit switch (3), one end of the fixing bolt (41) penetrates through the sliding groove (221), the length direction of the fixing bolt (41) is perpendicular to that of the sliding groove (221), and a fixing nut (42) is arranged at one end, penetrating through the sliding groove (221), of the fixing bolt (41) in a matched mode.

4. The stopper device for a hoist according to claim 2, wherein: the limit switch (3) comprises a control portion (31) and an induction rod (32), the control portion (31) is connected with the vertical plate (22) in a sliding mode, the induction rod (32) is connected with the control portion (31) in a sliding mode, the length direction of the induction rod (32) is perpendicular to the length direction of the vertical plate (22), and the induction rod (32) horizontally extends out towards the front face of the winch (1).

5. The stopper device for a hoist according to claim 4, wherein: an elongated slot (321) is formed in the sensing rod (32), the length direction of the elongated slot (321) is consistent with the length direction of the sensing rod (32), and a fastening bolt (6) penetrates through the elongated slot (321) and is in threaded connection with the control part (31).

6. The stopper device for a hoist according to claim 5, wherein: be fixed with joint piece (311) on control portion (31), joint piece (311) are C shape, position joint that response pole (32) and joint piece (311) are relative is fixed with joint board (33), joint board (33) are parallel to each other with response pole (32), joint piece (311) block joint board (33) from the open end, seted up on joint board (33) with the identical fixed slot (331) of elongated slot (321), the length direction of fixed slot (331) is unanimous with the length direction of joint board (33), fastening bolt (6) pass elongated slot (321) and fixed slot (331) and joint piece (311) threaded connection.

7. The stopper device for a hoist according to claim 2, wherein: connecting piece (5) are including connecting seat (51) and inserted block (52), connecting seat (51) are fixed on hoist engine (1) back lateral wall, connecting seat (51) are including connecting chamber (511) and installation panel (512), installation panel (512) are fixed and are being connected chamber (511) front, installation panel (512) set up with horizontal plate (21) relatively, jack (5121) have been seted up on installation panel (512), inserted block (52) are fixed on horizontal plate (21) and are put with jack (5121) relative position, inserted block (52) can insert in jack (5121).

8. The stopper device for a hoist according to claim 7, wherein: two arc-shaped clamping pieces (5111) which are arranged oppositely are respectively fixed in the connecting cavity (511) and opposite to the insertion hole (5121), one end of each clamping piece (5111) is fixedly connected with the side wall of the connecting cavity (511), and the other end of each clamping piece (5111) is a free end.