CN217376904U

CN217376904U - Elevator braking distance measuring device

Info

Publication number: CN217376904U
Application number: CN202220032023.0U
Authority: CN
Inventors: 姚雪峰; 张长付; 龚留留; 梁栋
Original assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Current assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-09-06
Anticipated expiration: 2032-01-07

Abstract

The utility model discloses an elevator braking distance measuring device, which comprises a bracket, an infrared distance measuring device, a level gauge and a level adjusting device; the bracket is connected to the lower part of the base; the backing plate is connected below the connecting piece; the infrared distance measuring device is used for measuring the braking distance of the elevator, and the control box is connected with the bracket; the level meter is arranged on the control box and is positioned below the infrared distance measuring device, and the level meter is used for measuring the horizontal position of equipment installation; the horizontal adjusting device is arranged above the base and used for adjusting the brake distance measuring device to be horizontal and keeping the measuring device in the horizontal position. The support is provided with a threaded hole, the threaded hole is used for connecting a bolt and is connected with the clamping block through the bolt, and the support is clamped on the buffer through the clamping block. The utility model discloses can effectively measure the elevator and lose under the power state from the normal operating to the distance that stops after stopping, confirm whether the elevator stops meeting the requirements.

Description

Elevator braking distance measuring device

Technical Field

The utility model relates to an elevator braking distance measures technical field, concretely relates to elevator braking distance measuring device.

Background

When the cage is unloaded and moves upwards to the upper part of the stroke at the normal running speed, the power supply of the motor and the brake is cut off, and the cage is required to be completely stopped. The car is loaded with 125% of the rated load, travels downward to the lower part of the stroke at normal operating speed, the power supply to the motor and the brake is cut off, and the car should be stopped completely. The car is loaded with 125% of rated load capacity, when the car runs at normal running speed, the power supply of the motor and the brake is cut off, the brake can stop the operation of the driving main machine, and the car is not obviously deformed and damaged after the test. All three of them are in accordance with the requirements, the elevator should be stopped completely, but because the stopping distance of the elevator cannot be infinite, the stopping distance of the elevator can be known by comparing the measured stopping distance with the data of the manufacturer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator braking distance measuring device solves and can't learn the elevator under the power failure state from normal operating to the distance that stops after stopping and whether accords with the shortcoming of designing requirement among the prior art.

In order to achieve the purpose, the utility model adopts the following technical proposal:

an elevator braking distance measuring device comprises a support, an infrared distance measuring device, a level meter and a level adjusting device; the bracket is built at the lower part of the braking distance measuring device; the infrared distance measuring device is positioned in the middle of the top of the control box and used for measuring the braking distance of the elevator in a sudden power failure state, and the control box is connected with the support; the gradienter is arranged on the side surface of the control box and is used for measuring the horizontal position of equipment installation; the horizontal adjusting device is arranged above the bracket and used for adjusting the brake distance measuring device to be horizontal and keeping the brake distance measuring device at the horizontal position.

Preferably, in the aforementioned elevator braking distance measuring apparatus, the bracket is cylindrical with flanges connected at both ends.

Preferably, in the elevator braking distance measuring device, the flange is provided with a threaded hole, and the threaded hole is used for connecting a bolt and connecting the clamping block through the bolt.

Preferably, in the aforementioned elevator braking distance measuring apparatus, the number of the threaded holes is at least six.

Preferably, in the elevator braking distance measuring device, the threaded holes are uniformly distributed at 120 °.

Preferably, in the elevator braking distance measuring apparatus, the bracket is clamped to the buffer by a clamping block.

Preferably, in the aforementioned elevator braking distance measuring apparatus, the control box is provided with a pincer insertion hole for connecting a pincer current measuring device.

Preferably, in the elevator braking distance measuring apparatus, the control box is supplied with power through a power supply device.

Preferably, in the aforementioned elevator braking distance measuring apparatus, the power supply device is a rechargeable battery.

Preferably, in the aforementioned elevator braking distance measuring apparatus, the number of the leveling devices is at least three.

According to the above technical scheme, the utility model discloses following beneficial effect has: the utility model discloses can effectively measure the elevator and stop the distance of stopping from normal operating to stopping back system under the sudden power failure state, confirm that the elevator stops meeting the requirements.

Drawings

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

FIG. 2 is a schematic view of a bolt and a clamping block for connecting with a threaded hole;

FIG. 3 is a schematic top view of the control box;

the meaning of the reference numerals: 1. a support; 2. a threaded hole; 3. a leveling device; 4. an infrared distance measuring device; 5. a pincer-like device receptacle; 6. a power supply device; 7. a level gauge; 8. a control box; 9. a connecting member; 10. a bolt; 11. a clamping block; 12. a base; 13. a backing plate; 14. a flange.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 1 to 3, the utility model discloses an elevator braking distance measuring device, which comprises a bracket 1, an infrared distance measuring device 4, a level meter 7, a level adjusting device 3 and a control box 8; support 1 is built in braking distance measuring device lower part, and support 1 is cylindrical for constitute firm braking distance measuring device's basic frame, two upper and lower blocks of support 1 are connected with flange 14, and flange 14 is the ring form, and every flange 14 is equipped with three screw hole 2, and three screw hole 2 is 120 evenly distributed. The infrared distance measuring device 4 is arranged on the control box 8, the braking distance of the elevator is measured through infrared rays, and the measurement result can be transmitted and received through wireless. The control box 8 is connected with a backing plate 13 through a connecting piece 9; the level meter 7 is arranged on the control box 8 and is positioned below the infrared distance measuring device 4, and the level meter 7 is used for measuring the horizontal position of equipment installation; the horizontal adjusting device 3 is installed above the base 12 and used for adjusting the level of the braking distance measuring device and keeping the braking distance measuring device at the horizontal position, the horizontal adjusting device 3 is a foot nut, the horizontal adjusting device 3 can be matched with the level gauge 7 for use, and the number of the horizontal adjusting device 3 is at least three for accurately adjusting the level of the braking distance measuring device. The control box 8 is supplied with power by the power supply means 6, the power supply means 6 being a battery. The control box 8 contains a current testing and data measuring wireless transmission module, the control box 8 is provided with a pincer-shaped device jack 5 for connecting a pincer-shaped current measuring device, and the pincer-shaped current measuring device can be used for testing the current in the elevator.

The support 1 is provided with a threaded hole 2, the threaded hole 2 is used for being connected with a bolt 10 and connected with a clamping block 11 through the bolt 10, and the support 1 is clamped on the buffer through the clamping block 11. The threaded holes 2 are located on the flange 14 of the bracket 1, and in order to ensure that the bracket 1 can be clamped on the buffer more firmly, the number of the threaded holes 2 is at least six, and the buffer is cylindrical. The upper end of the clamping block 11 is arc-shaped, a plurality of sets of clamping blocks 11 can be arranged, and the clamping blocks 11 can be replaced when the clamping blocks face buffers of different models.

When in use, the bracket 1 is clamped on the buffer through the bolt 10 and the clamping block 11, after the clamping is finished, the level gauge 7 is used for measuring the horizontal position of the installation of the equipment, if the installation position of the braking distance measuring device is not horizontal, the horizontal adjustment is carried out by using the horizontal adjusting device 3 to ensure that the installation position of the braking distance measuring device is kept horizontal, the three horizontal adjusting devices 3 are matched for use, after the horizontal position is adjusted, starting the infrared distance measuring device 4, using the pincer-shaped current measuring device to measure the current of the lower limit switch in the pit of the elevator, because no current passes through the limit switch in the power-off state of the elevator, when the current is measured out to be free, the measuring module in the control box 8 starts to record the braking distance of the elevator from the normal operation to the power-off state of the elevator, and the measuring result is transmitted by wireless, and judging whether the braking distance after the elevator is stopped after power failure and the distance meet the requirements or not according to the measurement result.

The embodiment of the utility model has the following beneficial effect: the utility model discloses can effectively measure the elevator and stop the distance of stopping from normal operating to stopping back system under the sudden power failure state, confirm that the elevator stops meeting the requirements.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The elevator braking distance measuring device is characterized by comprising a support (1), an infrared distance measuring device (4), a level gauge (7) and a level adjusting device (3); the support (1) is built on the lower part of the braking distance measuring device; the infrared distance measuring device (4) is positioned in the middle of the top of the control box (8) and used for measuring the braking distance of the elevator in a sudden power failure state, and the control box (8) is connected with the support (1); the level meter (7) is arranged on the side surface of the control box (8), and the level meter (7) is used for measuring the horizontal position of equipment installation; the horizontal adjusting device (3) is arranged above the bracket (1) and is used for adjusting the brake distance measuring device to be horizontal and keeping the brake distance measuring device at the horizontal position.

2. An elevator braking distance measuring device according to claim 1, characterized in that the bracket (1) is cylindrical with two end connection flanges (14).

3. Elevator braking distance measuring device according to claim 2, characterized in that the flange (14) is provided with threaded holes (2), the threaded holes (2) being used for connecting bolts (10) and clamping blocks (11) by means of bolts (10).

4. Elevator braking distance measuring device according to claim 3, characterized in that the number of threaded holes (2) is at least six.

5. Elevator braking distance measuring device according to claim 3, characterized in that the threaded holes (2) are evenly distributed over 120 °.

6. An elevator braking distance measuring device according to claim 3, characterized in that the bracket (1) is clamped to the buffer by means of a clamping block (11).

7. An elevator braking distance measuring device according to claim 1, characterized in that the control box (8) is provided with a pincer-like device receptacle (5) for connection of a pincer-like current measuring device.

8. Elevator brake distance measuring device according to claim 1, characterized in that the control box (8) is supplied with electrical power by means of a power supply device (6).

9. An elevator braking distance measuring device according to claim 8, characterized in that said power supply means (6) is a rechargeable battery.

10. An elevator braking distance measuring device according to claim 1, characterized in that the number of said leveling devices (3) is at least three.