CN213802338U

CN213802338U - Speed detection roller supporting frame of elevator

Info

Publication number: CN213802338U
Application number: CN202022787035.8U
Authority: CN
Inventors: 张雁
Original assignee: Yunnan Yun'an Mining Equipment Inspection Co ltd
Current assignee: Yunnan Yun'an Mining Equipment Inspection Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-07-27
Anticipated expiration: 2030-11-26

Abstract

The utility model provides a lifting machine speed detection gyro wheel support frame, including the gyro wheel, one side of gyro wheel is connected with the pivot seat through the pivot, the bottom of pivot seat is connected with the support frame subassembly and is connected, the support frame subassembly is including two L shape connection pieces, two be fixed with L shape supporting seat between the bottom of L shape connection piece, the bottom sliding connection of L shape supporting seat has fixed box, the bottom fixed surface of L shape supporting seat has the trapezoidal slider that the symmetry set up, the inside of fixed box is equipped with spring damping mechanism, spring damping mechanism is including compression spring and the extension spring that two bisymmetry set up, with one side compression spring and extension spring are fixed in respectively and correspond the both sides of trapezoidal slider. The utility model discloses a cooperation of support frame subassembly and gyro wheel can guide the gyro wheel to remove when adapting to wire rope's shuttle, drives the gyro wheel and compresses tightly wire rope again.

Description

Speed detection roller supporting frame of elevator

Technical Field

The utility model mainly relates to a technical field of lifting machine speed check out test set, concretely relates to lifting machine speed check gyro wheel support frame.

Background

In order to reduce the accident frequency of the hoister, speed detection equipment is often needed to detect the hoister, and a roller is needed in the detection equipment to guide a steel wire rope.

According to a lifting speed detection device of a mining lifter provided by patent document with application number CN201420755521.3, the mining lifter comprises a support, a speed measurement mechanism is fixed on the support, the support is in a U shape, rolling devices are fixed at two ends of the support, each rolling device comprises a fixed frame fixed on the support, an upper roller and a lower roller for clamping a steel wire rope are arranged in the fixed frame, and a pressure spring is arranged between the upper roller and the fixed frame; the speed measuring mechanism comprises a speed measuring sensor, the speed measuring sensor is connected with a controller, and the controller is connected with a wireless communication module. The speed that the device of this scheme can be timely obtains wire rope, the speed that the lifting machine promoted promptly to fixed speed measuring mechanism that can be firm does not need artifical fixed, has avoided the emergence of accident.

However, the roller support frame in the above-mentioned detection apparatus has a defect, for example, although the roller support frame in the above-mentioned apparatus can conveniently clamp the steel wire rope between two rollers, the roller is connected with the support frame only by the pressure spring, so that the roller is easy to move due to external force, and the guiding effect of the roller is affected.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a lifting machine speed detection roller support frame is used for solving the technical problem who provides among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a lifting machine speed detection roller support frame comprises a roller, one side of the roller is connected with a rotating shaft seat through a rotating shaft, the bottom end of the rotating shaft seat is connected with a support frame assembly, the support frame assembly comprises two L-shaped connecting sheets, the two L-shaped connecting sheets are symmetrically arranged by taking the rotating shaft seat as a central shaft and are fixed on a rotating shaft seat shell, an L-shaped support seat is fixed between the bottom ends of the two L-shaped connecting sheets, the bottom end of the L-shaped support seat is slidably connected with a fixed box, symmetrically arranged trapezoidal sliding blocks are fixed on the bottom end surface of the L-shaped support seat, the L-shaped support seat penetrates through square through holes through the trapezoidal sliding blocks and extends into the fixed box, the two square through holes are arranged on the top end surface of the fixed box, a spring damping mechanism is arranged inside the fixed box, and the spring damping mechanism comprises compression springs and tension springs which are arranged in pairwise symmetry, with one side compression spring and extension spring are fixed in respectively and correspond the both sides of trapezoidal slider, every compression spring and extension spring keep away from the one end that corresponds trapezoidal slider and all are fixed in on the fixed box inner wall.

Further, a sealing plate is fixed at the bottom end of the fixing box.

Furthermore, a first partition plate is symmetrically arranged on the surface of one side, close to the inside of the fixed box, of the sealing plate, a second partition plate is arranged on one side, away from the other side of the first partition plate, each second partition plate is fixed on the sealing plate shell, a first slide way for sliding of the corresponding trapezoidal sliding block is formed between each second partition plate and the adjacent first partition plate, and a second slide way is formed between each second partition plate and the inner wall of the fixed box.

Further, the inside of fixed box is equipped with magnet damping mechanism, magnet damping mechanism is including the first neodymium magnet that the symmetry set up, every first neodymium magnet all with correspond sliding connection between the second slide, every one side surface that first neodymium magnet is close to another first neodymium magnet all is fixed with and promotes the piece, every the equal butt in both sides that promotes the piece has a stopper, is fixed in with two stoppers of one side on corresponding trapezoidal slider casing.

Furthermore, one side of each first neodymium magnet is magnetically repelled with a second neodymium magnet, and each second neodymium magnet is fixed on the inner wall of the fixed box.

Furthermore, wear to be equipped with first fixed pin and second fixed pin from top to bottom in proper order on the casing of L shape supporting seat, L shape supporting seat passes through first fixed pin and second fixed pin and L shape connection piece fixed connection.

Furthermore, the bottom end surface of each trapezoidal slider is embedded with a ball.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses when can guide the gyro wheel to remove the shuttle that adapts to wire rope, drive the gyro wheel and compress tightly wire rope again, specifically do: through the cooperation of support frame subassembly and gyro wheel to square through hole guide L shape supporting seat on the fixed box slides and adapts to user's promotion along the straight line in the support frame subassembly, again because the both ends of trapezoidal slider are fixed with compression spring and the extension spring of dress on fixed box inner wall respectively, thereby utilize by the compression spring's of trapezoidal slider extrusion back and compression energy storage, and the pulling of extension spring, make L shape supporting seat return original operating position fast, and utilize L shape supporting seat to drive the gyro wheel and compress tightly the area again and detect wire rope.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an exploded view of the support bracket assembly of the present invention;

FIG. 3 is a schematic view of the internal structure of the fixing box of the present invention;

fig. 4 is a schematic structural diagram of the sealing plate of the present invention.

In the figure: 1. a roller; 2. a rotating shaft seat; 3. a support frame assembly; 31. an L-shaped connecting sheet; 32. an L-shaped support seat; 321. a trapezoidal slider; 322. a ball bearing; 323. a limiting block; 33. a fixing box; 331. a square through hole; 332. a second partition plate; 333. a first slideway; 334. a second slideway; 335. a first partition plate; 34. a spring damping mechanism; 341. a pushing block; 342. a first neodymium magnet; 343. a second neodymium magnet; 35. a spring damping mechanism; 351. a tension spring; 352. a compression spring; 36. a first fixing pin; 37. a second fixing pin; 38. and (7) sealing the plate.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In an embodiment, referring to fig. 1-4, a roller supporting frame for detecting speed of an elevator includes a roller 1, one side of the roller 1 is connected to a rotating shaft seat 2 through a rotating shaft, a supporting frame component 3 is connected to a bottom end of the rotating shaft seat 2, the supporting frame component 3 includes two L-shaped connecting pieces 31, the two L-shaped connecting pieces 31 are symmetrically disposed and fixed to a shell of the rotating shaft seat 2 with the rotating shaft seat 2 as a central axis, an L-shaped supporting seat 32 is fixed between bottom ends of the two L-shaped connecting pieces 31, a fixing box 33 is slidably connected to a bottom end of the L-shaped supporting seat 32, symmetrically disposed trapezoidal sliding blocks 321 are fixed to a bottom end surface of the L-shaped supporting seat 32, the L-shaped supporting seat 32 penetrates through a square through hole 331 through the trapezoidal sliding block 321 and extends into the fixing box 33, the two square through holes 331 are both disposed on a top end surface of the fixing box 33, fixed box 33's inside is equipped with spring damping mechanism 35, spring damping mechanism 35 is including compression spring 352 and extension spring 351 that two bisymmetry set up, with one side compression spring 352 and extension spring 351 are fixed in respectively and correspond trapezoidal slider 321's both sides, every compression spring 352 and extension spring 351 keep away from the one end that corresponds trapezoidal slider 321 and all are fixed in on the fixed box 33 inner wall.

Specifically, referring to fig. 2, a first fixing pin 36 and a second fixing pin 37 sequentially penetrate through a shell of the L-shaped support seat 32 from top to bottom, and the L-shaped support seat 32 is fixedly connected to the L-shaped connecting pieces 31 through the first fixing pin 36 and the second fixing pin 37, so that the L-shaped support seat 32 is fixed between the two L-shaped connecting pieces 31 through the first fixing pin 36 and the second fixing pin 37, and cannot rotate around one of the first fixing pin 36 and the second fixing pin 37.

Specifically, please refer to fig. 2 and 3 again, a ball 322 is embedded in a bottom surface of each of the trapezoidal sliding blocks 321, so that the trapezoidal sliding blocks 321 roll in the first sliding ways 333 through the ball 322 embedded in the bottom surface, thereby preventing dry friction between the trapezoidal sliding blocks 321 and the first sliding ways 333.

Specifically, referring to fig. 3, first partition plates 335 symmetrically arranged are fixed on a surface of one side of the sealing plate 38 close to the inside of the fixed box 33, a second partition plate 332 is arranged on a side of each first partition plate 335 away from another first partition plate 335, each second partition plate 332 is fixed on the sealing plate 38 housing, a first slide way 333 for the corresponding trapezoidal slider 321 to slide is formed between each second partition plate 332 and the adjacent first partition plate 335, so that the trapezoidal slider 321 can slide linearly along the first slide way 333, and a second slide way 334 is formed between each second partition plate 332 and the inner wall of the fixed box 33, so that the first neodymium magnet 342 can slide linearly along the second slide way 334.

Specifically, referring to fig. 3 heavily, a magnet damping mechanism 34 is disposed inside the fixed box 33, the magnet damping mechanism 34 includes first neodymium magnets 342 symmetrically disposed, each of the first neodymium magnets 342 is slidably connected to a corresponding second slideway 334, a pushing block 341 is fixed on a side surface of each of the first neodymium magnets 342 close to another first neodymium magnet 342, two sides of each of the pushing blocks 341 abut against a limiting block 323, two limiting blocks 323 on the same side are fixed on a corresponding trapezoidal sliding block 321 casing, so that when the trapezoidal sliding block 321 is driven by the L-shaped supporting base 32 to displace, since the two limiting blocks 323 on the trapezoidal sliding block 321 block the pushing blocks 341 on the first neodymium magnets 342, the first neodymium magnets 342 slide on the second slideway 334 to generate a damping feeling, and slow down the movement of the trapezoidal sliding block 321, one side of each of the first neodymium magnets 342 is magnetically repelled by the second neodymium magnets 343, each of the second neodymium magnets 343 is fixed to the inner wall of the fixed box 33, so that the first neodymium magnet 342 magnetically repels the second neodymium magnet 343 on the inner wall of the fixed box 33, thereby assisting the sliding of the first neodymium magnet 342 on the second slide 334, and further generating a damping feeling.

Specifically, referring to fig. 4, a sealing plate 38 is fixed at the bottom end of the fixed box 33, so that the fixed box 33 can be sealed by the sealing plate 38, and the sealing plate 38 is convenient for a user to detach, thereby facilitating installation and replacement of the trapezoidal sliding block 321, the compression spring 352 and other elements inside the fixed box 33.

The utility model discloses a concrete operation as follows:

when the rollers 1 are pushed to form a gap between two adjacent rollers 1 for the steel wire rope to be detected to pass through, because the rotating shaft seat 2 on the roller 1 is connected with the L-shaped supporting seat 32 through the L-shaped connecting sheet 31 in the supporting frame component 3, and the L-shaped support seat 32 slides in the fixed box 33 through the trapezoidal sliding block 321 passing through the square through hole 331 of the fixed box 33, so that the L-shaped support seat 32 is guided to slide along a straight line by the square through hole 331 and adapted to be pushed by a user, and since the compression spring 352 and the tension spring 351 mounted on the inner wall of the fixed box 33 are respectively fixed to both ends of the trapezoidal slider 321, so that the energy stored in the compression spring 352 compressed by the trapezoidal slider 321, and the pulling force of the tension spring 351, the L-shaped support seat 32 is quickly returned to the original working position, and the L-shaped support seat 32 is utilized to drive the roller 1 to re-compress the belt detection steel wire rope.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The roller supporting frame for detecting the speed of the elevator comprises a roller (1) and is characterized in that one side of the roller (1) is connected with a rotating shaft seat (2) through a rotating shaft, the bottom end of the rotating shaft seat (2) is connected with a supporting frame component (3) which is connected with the supporting frame component, the supporting frame component (3) comprises two L-shaped connecting sheets (31), the two L-shaped connecting sheets (31) are symmetrically arranged by taking the rotating shaft seat (2) as a central shaft and are fixed on a shell of the rotating shaft seat (2), an L-shaped supporting seat (32) is fixed between the bottom ends of the two L-shaped connecting sheets (31), a fixing box (33) is slidably connected with the bottom end of the L-shaped supporting seat (32), symmetrically arranged trapezoidal sliding blocks (321) are fixed on the surface of the bottom end of the L-shaped supporting seat (32), and the L-shaped supporting seat (32) penetrates through a square through hole (331) through the trapezoidal sliding blocks (321) and extends into the fixing box (33), the two square through holes (331) are formed in the top end surface of the fixed box (33);

the inside of fixed box (33) is equipped with spring damping mechanism (35), spring damping mechanism (35) are including compression spring (352) and extension spring (351) that two bisymmetry set up, with one side compression spring (352) and extension spring (351) are fixed in respectively and correspond the both sides of trapezoidal slider (321), every one end that corresponds trapezoidal slider (321) is kept away from in compression spring (352) and extension spring (351) all is fixed in on fixed box (33) inner wall.

2. The elevator speed sensing roller support frame as claimed in claim 1, wherein a sealing plate (38) is fixed to a bottom end of the fixing box (33).

3. The elevator speed detection roller support frame according to claim 2, wherein a symmetrical first partition plate (335) is fixed on a side surface of the sealing plate (38) close to the inside of the fixed box (33), a second partition plate (332) is arranged on a side of each first partition plate (335) far away from the other first partition plate (335), each second partition plate (332) is fixed on the sealing plate (38) shell, a first slide way (333) for the corresponding trapezoidal sliding block (321) to slide is formed between each second partition plate (332) and the adjacent first partition plate (335), and a second slide way (334) is formed between each second partition plate (332) and the inner wall of the fixed box (33).

4. The elevator speed detection roller support frame as claimed in claim 3, wherein a magnet damping mechanism (34) is disposed inside the fixed box (33), the magnet damping mechanism (34) comprises symmetrically disposed first neodymium magnets (342), each first neodymium magnet (342) is slidably connected to a corresponding second slideway (334), each first neodymium magnet (342) is fixed to a pushing block (341) on a side surface close to another first neodymium magnet (342), each pushing block (341) is abutted to a limiting block (323) on both sides, and the two limiting blocks (323) on the same side are fixed to corresponding trapezoidal sliding blocks (321) on the casing.

5. The elevator speed sensing roller support frame of claim 4, wherein each of the first neodymium magnets (342) has one side magnetically repelling a second neodymium magnet (343), and each of the second neodymium magnets (343) is fixed to an inner wall of a stationary box (33).

6. The elevator speed detecting roller supporting frame according to claim 1, wherein a first fixing pin (36) and a second fixing pin (37) are sequentially inserted into the housing of the L-shaped supporting seat (32) from top to bottom, and the L-shaped supporting seat (32) is fixedly connected to the L-shaped connecting plate (31) through the first fixing pin (36) and the second fixing pin (37).

7. The elevator speed sensing roller support frame as claimed in claim 1, wherein a ball (322) is embedded in a bottom end surface of each trapezoidal slider (321).