Elevator brake detection device

Abstract

The utility model discloses a kind of elevator brake detection devices, belong to elevator detection field, including brake capacity detector body, the front side of brake capacity detector body is provided with display screen, the bottom of brake capacity detector body is provided with several interfaces, the top of brake capacity detector body is rotatably connected with rotating shaft, fixedly connected with detection runner on rotating shaft, the side of detection runner is provided with abutting mechanism, the other side of detection runner is provided with auxiliary mechanism, auxiliary mechanism includes rotating shaft rotatably connected in the top of brake capacity detector body, fixedly connected with cleaning roller on rotating shaft, the outer wall of cleaning roller is fixedly connected with several bristles, bristle and detection runner abut, auxiliary mechanism further includes power component. Advantageous effect lies in: when detection runner rotates, through power component drive rotating shaft to drive cleaning roller and bristle rotate in the direction opposite to detection runner, detection runner is cleaned, avoid affecting the service life of detection runner.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator detection field, in particular to a kind of elevator brake detection device. BACKGROUND

[0002] Brake is an important component to ensure the safe and normal work of elevator, and plays the role of protecting the life safety of user, so brake needs to be detected regularly, to ensure the safety of user, brake detection device needs to be hand-held by staff during detection, the detection runner of detection device is closely attached with the steel wire rope of elevator, the detection runner is rotated by steel wire rope, the running distance of steel wire rope is determined by the number of turns of detection runner, to detect the distance from the start brake to complete stop of elevator, then the collected data is compared with national or industry standard, to judge whether the performance of brake system meets the standard.

[0003] According to the search of Chinese patent publication No. CN219408759U, a kind of elevator brake detection device is disclosed, including brake capacity detection instrument body, brake capacity detection instrument body top side is provided with rotating shaft, brake capacity detection instrument body top other side is provided with extrusion mechanism, extrusion mechanism includes the rectangular block of being fixed in brake capacity detection instrument body top side, rectangular block top is provided with rectangular slot, mobile block is slidably connected in rectangular slot, threaded rod is rotatably connected with the inner wall of rectangular slot, and threaded rod is screwed through mobile block, threaded hole that is adapted to threaded rod is opened on mobile block, threaded rod one end is screwed through rectangular block and is fixedly connected with knob, detection runner is fixedly sleeved on the top circumferential surface of rotating shaft, and detection runner is at the same height with two extrusion wheels, to ensure the stable work of device.

[0004] Steel wire rope can be rusty in long time use, in the process of driving detection runner rotation by steel wire rope, some debris can be adhered on detection runner, debris is not cleaned in time, to increase the friction between detection runner and steel wire rope, reduce the service life of detection runner. UTILITY MODEL CONTENTS

[0005] The purpose of the utility model is to solve the above problems and provide an elevator brake detection device.

[0006] The utility model realizes the above-mentioned purpose by the following technical scheme:

[0007] The utility model provides an elevator brake detection device, including brake ability detector body, the front side of brake ability detector body is provided with display screen, the bottom of brake ability detector body is provided with a plurality of interfaces, the top of brake ability detector body is rotatably connected with rotating shaft, and the fixed connection of detection runner is connected on rotating shaft, the side of detection runner is provided with abutting mechanism, and the side of detection runner is provided with auxiliary mechanism, and auxiliary mechanism includes rotating shaft rotatably connected on the top of brake ability detector body, and the fixed connection of cleaning roller is connected on rotating shaft, a plurality of brush hairs are fixedly connected on the outer wall of cleaning roller, and the abutment of brush hair and detection runner, and auxiliary mechanism further includes power assembly, and power assembly is used for driving rotating shaft to rotate to the opposite direction with detection runner.

[0008] Preferably, the power assembly includes a driving gear fixedly connected to the rotating shaft, a driven gear fixedly connected to the rotating shaft, and the driving gear is engaged with the driven gear, wherein the diameter of the driving gear is smaller than the diameter of the driven gear.

[0009] Preferably, the top of the brake ability detector body is fixedly connected with a baffle, the baffle is located on the side of the cleaning roller away from the detection runner, and the baffle passes through the brush hairs.

[0010] Preferably, the abutting mechanism includes a horizontal plate, two groups of front and back symmetrically arranged abutting wheels rotatably connected to the top of the horizontal plate, and the detection runner is located between the two abutting wheels, and the abutting mechanism further includes a driving assembly for driving the horizontal plate to move.

[0011] Preferably, the driving assembly includes a mounting box fixedly connected to the top of the brake ability detector body, a screw rod rotatably connected between the inner walls of the mounting box, a sliding block threadedly connected to the screw rod, the sliding block slidingly connected between the front and rear inner walls of the mounting box, the end of the screw rod away from the detection runner extending out of the mounting box and fixedly connected with a knob, the horizontal plate rotatably connected to the top of the sliding block, and a locking assembly provided between the horizontal plate and the sliding block.

[0012] Preferably, the locking assembly includes a plurality of circumferentially arranged locking bolts threadedly connected between the horizontal plate and the sliding block.

[0013] The beneficial effects are that when the detection runner rotates, the rotating shaft drives the cleaning roller and the brush hairs to rotate in the opposite direction of the detection runner through the power assembly, which cleans the detection runner and avoids affecting the service life of the detection runner.

[0014] The additional technical features and advantages of the utility model will be more apparent in the following description, or can be understood through the specific practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings are used to provide further understanding of the present application and constitute a part of the specification, and are used to explain the present application together with the following specific embodiments, but do not constitute a limitation on the present application. In the drawings:

[0016] Figure 1 is a general structure schematic diagram of the elevator brake detection device described in the present application;

[0017] Figure 2 is a front view of the elevator brake detection device described in the present application;

[0018] Figure 3 is a top view of the elevator brake detection device described in the present application;

[0019] Figure 4 is a pressing mechanism schematic diagram of the elevator brake detection device described in the present application;

[0020] Figure 5 is a schematic diagram of the auxiliary mechanism, rotating shaft and detection rotating wheel of the elevator brake detection device described in the present application.

[0021] The reference signs are explained as follows: 1, brake capacity detector body; 101, display screen; 102, interface; 201, rotating shaft; 202, detection rotating wheel; 301, mounting box; 302, screw rod; 303, sliding block; 304, knob; 305, horizontal plate; 306, pressing wheel; 307, locking bolt; 401, rotating shaft; 402, cleaning roller; 403, brush; 404, driving gear; 405, driven gear; 406, baffle. Specific embodiments

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, but not all the embodiments.

[0023] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0024] The present application will be further described below with reference to the drawings:

[0025] As Figures 1-5As shown, an elevator brake detection device, including brake capacity detector body 1, the front side of brake capacity detector body 1 is provided with display screen 101, the bottom of brake capacity detector body 1 is provided with a plurality of interfaces 102, the top of brake capacity detector body 1 is rotatably connected with rotating shaft 201, rotating shaft 201 is fixedly connected with detection rotating wheel 202.

[0026] One side of detection rotating wheel 202 is provided with abutting mechanism, abutting mechanism includes horizontal plate 305, two groups of front and back symmetrical abutting wheels 306 are rotatably connected on the top of horizontal plate 305, detection rotating wheel 202 is located between two abutting wheels 306, through the extrusion of abutting wheels 306 to detection rotating wheel 202, the steel wire rope can better adhere to detection rotating wheel 202.

[0027] Abutting mechanism further includes driving assembly, driving assembly is used for driving horizontal plate 305 to move, driving assembly includes mounting box 301 fixedly connected on the top of brake capacity detector body 1, screw rod 302 is rotatably connected between the inner walls of mounting box 301, sliding block 303 is threadedly connected on screw rod 302, sliding block 303 is slidably connected between the front and rear inner walls of mounting box 301, one end of screw rod 302 away from detection rotating wheel 202 extends out of mounting box 301 and is fixedly connected with knob 304, rotating knob 304, knob 304 drives screw rod 302 to rotate, screw rod 302 drives sliding block 303 to drive horizontal plate 305 to move back and forth, horizontal plate 305 is rotatably connected on the top of sliding block 303.

[0028] Locking assembly is arranged between horizontal plate 305 and sliding block 303, locking assembly includes a plurality of circumferentially arranged locking bolts 307, locking bolts 307 are threadedly connected between horizontal plate 305 and sliding block 303, first threaded hole is formed in the top of horizontal plate 305, threaded hole penetrates horizontal plate 305, second threaded hole corresponding to first threaded hole is formed in the top of sliding block 303, locking bolt 307 is threadedly connected between first threaded hole and second threaded hole, locking bolt 307 passes through first threaded hole and second threaded hole, then horizontal plate 305 is fixed on sliding block 303, when detection is needed, all locking bolts 307 are unscrewed, horizontal plate 305 is rotated by ninety degrees, then locking bolts 307 are tightened again, so that two abutting wheels 306 can abut with the steel wire rope, after detection is completed, horizontal plate 305 is reset, so that horizontal plate 305 and abutting wheels 306 can be stored.

[0029] Another side of the detection rotating wheel 202 is provided with an auxiliary mechanism, the auxiliary mechanism comprises a rotating shaft 401 rotatably connected to the top of the brake capacity detector body 1, the rotating shaft 401 is fixedly connected with a cleaning roller 402, the outer wall of the cleaning roller 402 is fixedly connected with a plurality of bristles 403, the bristles 403 abut against the detection rotating wheel 202, the top of the brake capacity detector body 1 is fixedly connected with a baffle 406, the baffle 406 is located on the side of the cleaning roller 402 away from the detection rotating wheel 202, the baffle 406 passes through the bristles 403, when the bristles 403 abut against the baffle 406, the bristles 403 are elastically deformed by the baffle 406, when the bristles 403 are separated from the baffle 406, the bristles 403 are reset under the action of the elasticity, the debris between the bristles 403 is bounced off, and the cleaning effect of the bristles 403 is ensured.

[0030] The auxiliary mechanism further comprises a power assembly, the power assembly is used for driving the rotating shaft 401 to rotate in the direction opposite to the detection rotating wheel 202, the power assembly comprises a driving gear 404 fixedly connected to the rotating shaft 201, the rotating shaft 401 is fixedly connected with a driven gear 405, the driving gear 404 is engaged with the driven gear 405, the diameter of the driving gear 404 is smaller than the diameter of the driven gear 405, the speed is changed, so that the rotating speed of the cleaning roller 402 is reduced, the influence of the cleaning roller 402 on the detection rotating wheel 202 is reduced, and the detection precision is improved.

[0031] Working principle: in use, the brake capacity detector body 1 is taken out from the storage box, and then the power cord and the signal line are inserted into the interface 102, the appropriate parameters are set, then the locking bolt 307 is unscrewed, the horizontal plate 305 is turned by ninety degrees, and then the locking bolt 307 is tightened, the brake capacity detector body 1 is held by hand, the steel wire rope is placed between the detection rotating wheel 202 and the pressing mechanism, the knob 304 is screwed, the knob 304 drives the screw rod 302 to rotate, the screw rod 302 drives the sliding block 303 to drive the horizontal plate 305 to move towards the detection rotating wheel 202, so that the two pressing wheels 306 are in close contact with the steel wire rope, the two pressing wheels 306 are arranged, so that the steel wire rope can better contact with the detection rotating wheel 202, the elevator is started, the steel wire rope moves and drives the detection rotating wheel 202 to rotate synchronously, when the elevator reaches the rated speed, a brake signal is sent to brake the elevator, the brake capacity detector body 1 measures the running distance of the steel wire rope through the number of rotations of the detection rotating wheel 202, and the detection result is displayed on the display screen 101 after the elevator stops, when the detection rotating wheel 202 rotates, the detection rotating wheel 202 drives the rotating shaft 201 to rotate, the rotating shaft 201 drives the driving gear 404 to rotate, the driving gear 404 is engaged with the driven gear 405, so as to drive the driven gear 405 to drive the rotating shaft 401 to rotate, the rotating shaft 401 drives the cleaning roller 402 and the brush 403 to rotate in the direction opposite to the detection rotating wheel 202, the brush 403 is cleaned, so as to avoid affecting the service life of the detection rotating wheel 202, when the brush 403 abuts against the baffle 406, the brush 403 is elastically deformed by the baffle 406, when the brush 403 is separated from the baffle 406, the brush 403 is reset under the action of the elasticity, and the debris between the brushes 403 is bounced off, so that the cleaning effect of the brush 403 is ensured.

[0032] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the industry that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection claimed by the utility model is defined by the appended claims and their equivalents.

Claims

1. An elevator braking detection device, comprising a braking capacity detector body (1), wherein a display screen (101) is provided on the front side of the braking capacity detector body (1), a plurality of interfaces (102) are provided on the bottom of the braking capacity detector body (1), a rotating shaft (201) is rotatably connected to the top of the braking capacity detector body (1), a detection wheel (202) is fixedly connected to the rotating shaft (201), and a pressing mechanism is provided on one side of the detection wheel (202), characterized in that: The other side of the detection rotating wheel (202) is provided with an auxiliary mechanism, the auxiliary mechanism comprises a rotating shaft (401) rotatably connected to the top of the brake ability detector body (1), a cleaning roller (402) is fixedly connected to the rotating shaft (401), a plurality of bristles (403) are fixedly connected to the outer wall of the cleaning roller (402), the bristles (403) abut against the detection rotating wheel (202), and the auxiliary mechanism further comprises a power assembly, which is used to drive the rotating shaft (401) to rotate in the direction opposite to the detection rotating wheel (202).

2. An elevator brake detection device according to claim 1, characterized in that The power assembly comprises a driving gear (404) fixedly connected to the rotating shaft (201), a driven gear (405) fixedly connected to the rotating shaft (401), and the driving gear (404) is engaged with the driven gear (405), and the diameter of the driving gear (404) is smaller than that of the driven gear (405).

3. An elevator brake detection apparatus according to claim 1, characterized in that: The top of the brake ability detector body (1) is fixedly connected with a baffle (406), the baffle (406) is located on the side of the cleaning roller (402) away from the detection rotating wheel (202), and the baffle (406) passes through the bristles (403).

4. The elevator brake detection apparatus of claim 1, wherein: The pressing mechanism comprises a horizontal plate (305), two groups of front and rear symmetrically arranged pressing wheels (306) are rotatably connected to the top of the horizontal plate (305), the detection rotating wheel (202) is located between the two pressing wheels (306), and the pressing mechanism further comprises a driving assembly, which is used to drive the horizontal plate (305) to move.

5. An elevator brake detection apparatus according to claim 4, characterized in that: The driving assembly comprises a mounting box (301) fixedly connected to the top of the brake ability detector body (1), a lead screw (302) rotatably connected between the inner walls of the mounting box (301), a sliding block (303) threadedly connected to the lead screw (302), the sliding block (303) being slidably connected between the front and rear inner walls of the mounting box (301), one end of the lead screw (302) away from the detection rotating wheel (202) extending out of the mounting box (301) and being fixedly connected with a knob (304), the horizontal plate (305) being rotatably connected to the top of the sliding block (303), and a locking assembly being arranged between the horizontal plate (305) and the sliding block (303).

6. An elevator brake detection apparatus according to claim 5, characterized in that: The locking assembly comprises a plurality of circumferentially arranged locking bolts (307), and the locking bolts (307) are threadedly connected between the horizontal plate (305) and the sliding block (303).

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