CN219341355U

CN219341355U - Elevator inspection is with overspeed governor wire rope stripping off device

Info

Publication number: CN219341355U
Application number: CN202320611850.XU
Authority: CN
Inventors: 孟祥石; 张朝康; 任育柱; 翟树声
Original assignee: Tianjin Dongfang Lida Elevator Parts Co ltd
Current assignee: Tianjin Dongfang Lida Elevator Parts Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-07-14
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a speed limiter wire rope stripping device for elevator inspection, which comprises a supporting plate, limiting blocks, lifting mechanisms and a lifting mechanism, wherein the limiting blocks are welded on two sides of the supporting plate, the lifting mechanisms are used for driving a wire rope to lift, and the lifting mechanisms are arranged on the supporting plate. According to the utility model, the lifting mechanism is arranged, when the device is used, the device is arranged above the speed limiter, after the device is arranged, the first clamping seat and the second clamping seat are used for surrounding the steel wire ropes on two sides of the speed limiter, the nuts are screwed, so that the steel wire ropes are fixed, the motor is started, the motor drives the screw rod to rotate, the screw rod rotates to drive the lifting block to lift, the lifting block drives the first clamping seat and the second clamping seat to lift through the connecting rod, the steel wire ropes lift along with the lifting block, and therefore, the steel wire ropes are stripped from the speed limiter, the speed limiter is not required to be modified, and the safety of the speed limiter is effectively improved.

Description

Elevator inspection is with overspeed governor wire rope stripping off device

Technical Field

The utility model relates to the technical field of elevator inspection, in particular to a speed limiter wire rope stripping device for elevator inspection.

Background

The traditional elevator speed limiter is mainly one of safety control components in an elevator safety protection system, when an elevator is in operation, the elevator overspeed and even the falling danger occur no matter what reason, and under the condition that all other safety protection devices do not work, the speed limiter and the safety tongs perform linkage action to stop the elevator car, and along with the development of modern technology, the function and the speed limiting effect of the elevator speed limiter are gradually improved, so that the elevator speed limiter can better meet the use requirements of modern elevators.

Patent number (CN 216737042U) discloses a speed limiter wire rope stripping device for elevator inspection, through being provided with rotatory automatic stripping structure on the device, and this structure mainly comprises first gear, the second gear, a motor, the connecting axle, arc plectrum and protection oil film etc. during the use, when needing to overhaul the elevator, the use of stopping the elevator can break the transmission between wire rope and the runner, the starter motor makes second gear meshing first gear rotate, and then first gear rotates in the arc recess of supporting the backing plate upper end, make the connecting axle be circular motion thereupon, the arc plectrum carries out rotary motion and then supports the wire rope along the runner inner wall under the drive of connecting axle this moment, make the separation between its and the inner wall of runner, make things convenient for the staff to pull out the wire rope, and be difficult to fish tail skin, thereby the security of improving the device use.

The device needs to be improved on the basis of the speed limiter, so that the speed limiter is easy to damage and needs to be improved.

Disclosure of Invention

The present utility model has been made to solve the above-mentioned problems, and an object of the present utility model is to provide a speed limiter wire rope stripping device for elevator inspection.

The utility model realizes the above purpose through the following technical scheme:

the speed limiter wire rope stripping device for elevator inspection comprises a supporting plate, limiting blocks, lifting mechanisms and a lifting mechanism, wherein the limiting blocks are welded on two sides of the supporting plate, and the lifting mechanisms are used for driving a wire rope to ascend and are arranged on the supporting plate;

the lifting mechanism comprises a fixed box, a motor, a screw rod, a lifting block, a guide rail, a connecting rod, a first clamping seat, a fixed block, a second clamping seat, a movable block, a screw rod and a nut, wherein the motor is installed above the fixed box through a bolt, the screw rod is installed at the output end of the motor, the lifting block is installed on the outer side of the screw rod through threads, the guide rail is arranged on one side of the lifting block, the connecting rod is welded on the other side of the lifting block, the first clamping seat is fixed at one end of the connecting rod far away from the lifting block, the fixed block is welded at the front part and the rear part of the first clamping seat, the second clamping seat is installed at one side of the connecting rod, the movable block is welded at the front part and the rear part of the second clamping seat, the screw rod is fixed on the side of the movable block, and the nut is installed on the screw rod.

Preferably, the protection mechanism is fixed below the supporting plate, and comprises a fixing frame, a rotating plate and a rotating rod, wherein the rotating plate is installed on the fixing frame, and the rotating rod is installed on the rotating plate.

Preferably, the screw rod is rotationally connected with the fixed box, and the guide rail is made of high manganese steel.

Preferably, the first clamping seat and the second clamping seat are the same in shape and material, and the screw rod is welded with the movable block.

Preferably, the maximum rotation angle of the rotating plate is seventy degrees, and the rotating plate is made of high-carbon steel.

Preferably, the rotating rod is welded with the rotating plate, and the rotating rod is made of stainless steel.

Compared with the prior art, the utility model has the following beneficial effects:

through setting up hoist mechanism, when using device, install the device in the overspeed governor top, after the device installation, use first cassette and second cassette to surround the wire rope of overspeed governor both sides, thereby screw up the nut and fix wire rope, the starter motor, the motor drives the lead screw and rotates, the lead screw rotates and drives the lifter and rise, the lifter passes through the connecting rod and drives first cassette and second cassette and rise, wire rope rises thereupon, so peel off wire rope from the overspeed governor, need not to reform transform the overspeed governor, the security of overspeed governor has effectively been improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic view of a wire rope stripping device of a speed limiter for elevator inspection according to the present utility model;

fig. 2 is a front view of a wire rope stripping device of a speed limiter for elevator inspection according to the present utility model;

fig. 3 is a schematic diagram showing the internal structure of a wire rope stripping device of a speed limiter for elevator inspection according to the present utility model;

fig. 4 is an enlarged plan view of a first and second cartridge in a wire rope stripping device for an elevator inspection speed limiter according to the present utility model;

fig. 5 is an enlarged left-view internal structure schematic diagram of a protection mechanism in a wire rope stripping device of a speed limiter for elevator inspection according to the present utility model.

The reference numerals are explained as follows:

1. a support plate; 2. a limiting block; 3. a lifting mechanism; 301. a fixed box; 302. a motor; 303. a screw rod; 304. a lifting block; 305. a guide rail; 306. a connecting rod; 307. a first clamping seat; 308. a fixed block; 309. a second clamping seat; 310. a movable block; 311. a screw; 312. a nut; 4. a protective mechanism; 401. a fixing frame; 402. a rotating plate; 403. and rotating the rod.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1-5, the speed limiter wire rope stripping device for elevator inspection comprises a supporting plate 1 and limiting blocks 2, wherein the limiting blocks 2 are welded on two sides of the supporting plate 1, and further comprises a lifting mechanism 3 for driving a wire rope to ascend, and the lifting mechanism 3 is arranged on the supporting plate 1.

In the utility model, the lifting mechanism 3 comprises a fixed box 301, a motor 302, a lead screw 303, a lifting block 304, a guide rail 305, a connecting rod 306, a first clamping seat 307, a fixed block 308, a second clamping seat 309, a movable block 310, a screw 311 and a nut 312, wherein the motor 302 is arranged above the fixed box 301 through bolts, the lead screw 303 is arranged at the output end of the motor 302, the lifting block 304 is arranged outside the lead screw 303 through threads, the guide rail 305 is arranged at one side of the lifting block 304, the connecting rod 306 is welded at the other side of the lifting block 304, the first clamping seat 307 is fixed at one end of the connecting rod 306 far away from the lifting block 304, the fixed block 308 is welded at the front part and the rear part of the first clamping seat 307, the second clamping seat 309 is arranged at one side of the first clamping seat 307 far away from the connecting rod 306, the movable block 310 is welded at the front part and the rear part of the second clamping seat 309, the screw 311 is welded at the side of the movable block 310, and the nut 312 is arranged on the screw 311; the screw 303 is rotationally connected with the fixed box 301, the guide rail 305 is made of high manganese steel, and the first clamping seat 307 and the second clamping seat 309 are identical in shape and material; when the device is used, the device is arranged above the speed limiter, after the device is arranged, the first clamping seat 307 and the second clamping seat 309 are used for surrounding the steel wire ropes on two sides of the speed limiter, the nuts 312 are screwed down to fix the steel wire ropes, the motor 302 is started, the motor 302 drives the screw rod 303 to rotate, the screw rod 303 rotates to drive the lifting block 304 to lift, the lifting block 304 drives the first clamping seat 307 and the second clamping seat 309 to lift through the connecting rod 306, the steel wire ropes lift along with the lifting block, so that the steel wire ropes are stripped from the speed limiter, the speed limiter is not required to be modified, and the safety of the speed limiter is effectively improved.

In the utility model, a protection mechanism 4 is fixed below a supporting plate 1, the protection mechanism 4 comprises a fixed frame 401, a rotating plate 402 and a rotating rod 403, the rotating plate 402 is arranged on the fixed frame 401, and the rotating rod 403 is welded on the rotating plate 402; the maximum rotation angle of the rotating plate 402 is seventy degrees, the material is high carbon steel, and the material of the rotating rod 403 is stainless steel; the wire rope on the overspeed governor is convex, when the wire rope of both sides rises, the arc wire rope of intermediate position rises thereupon, when the wire rope of both sides rises to certain position, arc wire rope and rotation board 402 contact, the wire rope of both sides continues to rise, rotation board 402 begins to rotate under the effect of arc wire rope, rotation board 402 rotates to certain position, arc wire rope gets into in mount 401, after arc wire rope and rotation board 402 separation, rotation board 402 resumes the normal position under the effect of gravity, mount 401 and rotation board 402 cooperate together can carry out spacingly to arc wire rope, so the security of device has further been improved.

In the above structure: when the device is used, the device is arranged above the speed limiter, after the device is arranged, the first clamping seat 307 and the second clamping seat 309 are used for surrounding steel wires on two sides of the speed limiter, the nuts 312 are screwed down to fix the steel wires, the motor 302 is started, the motor 302 drives the screw rod 303 to rotate, the screw rod 303 rotates to drive the lifting block 304 to lift, the lifting block 304 drives the first clamping seat 307 and the second clamping seat 309 to lift through the connecting rod 306, the steel wires lift along with the lifting block, so that the steel wires are stripped from the speed limiter, the steel wires on the speed limiter are arc-shaped, when the steel wires on two sides lift, the arc-shaped steel wires in the middle position lift along with the lifting, when the steel wires on two sides lift to a certain position, the arc-shaped steel wires are in contact with the rotating plate 402, the steel wires on two sides continuously lift, the rotating plate 402 starts to rotate under the action of the arc-shaped steel wires, when the rotating plate 402 rotates to a certain position, the arc-shaped steel wires enter the fixing frame 401, and after the arc-shaped steel wires are separated from the rotating plate 402, the rotating plate 402 returns to the original position under the action of gravity, the fixing frame 401 and the rotating plate 402 can cooperate with the rotating plate 402 to the steel wires to perform limiting safety.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides an elevator inspection is with overspeed governor wire rope stripping off device, includes backup pad (1), stopper (2) are welded backup pad (1) both sides, its characterized in that: the lifting mechanism (3) is used for driving the steel wire rope to ascend, and the lifting mechanism (3) is arranged on the supporting plate (1);

the lifting mechanism (3) comprises a fixed box (301), a motor (302), a lead screw (303), a lifting block (304), a guide rail (305), a connecting rod (306), a first clamping seat (307), a fixed block (308), a second clamping seat (309), a movable block (310), a screw rod (311) and a nut (312), wherein the motor (302) is arranged above the fixed box (301) through bolts, the lead screw (303) is arranged at the output end of the motor (302), the lifting block (304) is arranged at the outer side of the lead screw (303) through threads, the guide rail (305) is arranged at one side of the lifting block (304), the connecting rod (306) is welded at the other side of the lifting block (304), the first clamping seat (307) is fixed at one end of the connecting rod (306) far away from the lifting block (304), the fixed block (308) is welded at the front part and the rear part of the first clamping seat (307), the second clamping seat (309) is arranged at one side of the first clamping seat (307) far away from the connecting rod (306), the movable block (310) is welded at the front part of the movable block (310), the nut (312) is mounted on the screw (311).

2. The speed limiter wire rope stripping device for elevator inspection according to claim 1, characterized in that: the protection mechanism (4) is fixed below the supporting plate (1), the protection mechanism (4) comprises a fixing frame (401), a rotating plate (402) and a rotating rod (403), the rotating plate (402) is installed on the fixing frame (401), and the rotating rod (403) is installed on the rotating plate (402).

3. The speed limiter wire rope stripping device for elevator inspection according to claim 1, characterized in that: the screw rod (303) is rotationally connected with the fixed box (301), and the guide rail (305) is made of high manganese steel.

4. The speed limiter wire rope stripping device for elevator inspection according to claim 1, characterized in that: the first clamping seat (307) and the second clamping seat (309) are identical in shape and material, and the screw (311) is welded with the movable block (310).

5. The speed limiter wire rope stripping device for elevator inspection according to claim 2, characterized in that: the maximum rotation angle of the rotating plate (402) is seventy degrees, and the rotating plate is made of high-carbon steel.

6. The speed limiter wire rope stripping device for elevator inspection according to claim 2, characterized in that: the rotating rod (403) is welded with the rotating plate (402), and the rotating rod (403) is made of stainless steel.