CN210268985U - Braking force testing device for elevator - Google Patents
Braking force testing device for elevator Download PDFInfo
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- CN210268985U CN210268985U CN201921452975.2U CN201921452975U CN210268985U CN 210268985 U CN210268985 U CN 210268985U CN 201921452975 U CN201921452975 U CN 201921452975U CN 210268985 U CN210268985 U CN 210268985U
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- lifting machine
- detection arm
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- sensitive sensor
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Abstract
The utility model provides a lifting machine brake force testing arrangement, belongs to detection device technical field, solves among the prior art lifting machine brake force and detects that required space is big, detect the inconvenient technical problem of operation. The solution is as follows: it includes jack, pressure sensitive sensor and detection arm, and the one end fixed mounting of detection arm is on the lateral margin of lifting machine cylinder, and the tip that the detection arm is close to lifting machine cylinder one end is provided with the stopper, installs the bracing piece on the stopper, and adjusting bolt installs on the bracing piece, and adjusting bolt's outer tip and lifting machine cylinder's side contact, the detection arm keep away from the vertical jack that upwards is provided with in below of lifting machine cylinder one end, pressure sensitive sensor sets up between jack and detection arm, and the department of corresponding with pressure sensitive sensor position on the detection arm is provided with the location pit. The utility model discloses detection device stability is strong, and testing process convenient and fast can satisfy the safety inspection of third party detection mechanism, also satisfies the self-checking among the enterprise routine maintenance.
Description
Technical Field
The utility model belongs to the technical field of detection device, concretely relates to lifting machine braking force testing arrangement.
Background
According to the requirements of national safety detection and inspection standards, the safety performance of the lifting device used in coal mines and metal and nonmetal mines needs to be tested periodically, wherein the braking force of the lifting device is one of the key parameters of the test.
The main mainstream braking force testing method at present mainly comprises the following steps:
1. the chain block is fixed, an electronic tension meter is connected in series between the lifting device and the chain block, the chain block is pulled to roll and rotate to test the maximum braking force of a single brake of the lifting device, and the braking torque is calculated. The method has high requirements on a detection site, needs a large space and a chain block fixing point with enough bearing capacity, is inconvenient to operate, consumes more manpower, material resources and time, is complicated in device and is not easy to carry.
2. The tension meter is pulled by a crane, a trailer and the like until a roller of the lifting device rotates, the degree of the tension meter is read, the method has high requirements on a detection site, and partial enterprises cannot meet the conditions and are difficult to complete test work.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an inventive purpose: the testing device for the braking force of the hoister is provided, and the braking force detection operation of the hoisting device with the diameter of 1.0-4.0 m of the roller can be conveniently and quickly completed.
The utility model discloses a following technical scheme realizes.
The utility model provides a lifting machine braking force testing arrangement, it includes jack, pressure sensitive transducer and detection arm, wherein: one end of the detection arm is fixedly installed on the side edge of the elevator roller, a limiting block is arranged at the end part, close to one end of the elevator roller, of the detection arm, a supporting rod is installed on the limiting block, an adjusting bolt is installed on the supporting rod, the outer end part of the adjusting bolt is in contact with the side face of the elevator roller, a jack is arranged on the detection arm, far away from one end of the elevator roller, in the vertical direction of the lower portion, of the detection arm, the pressure-sensitive sensor is arranged between the jack and the detection arm, and a positioning pit is formed.
Furthermore, the end part of the detection arm is fixedly arranged in a fixed turning hole of the roller of the hoister.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a pair of lifting machine braking force testing arrangement for the detection instrument of test hoisting device braking force, can be applied to colliery, metal nonmetal mine and need regularly carry out the security performance test with hoisting device, and testing process convenient and fast can satisfy the safety inspection of third party detection mechanism, also satisfies the self-checking among the daily maintenance of enterprise.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
in the figure, 1 is the lifting machine cylinder, 2 is the hole of deciding the car, 3 is adjusting bolt, 4 is the bracing piece, 5 is the stopper, 6 is the detection arm, 7 is pressure sensitive sensor, 8 is the location pit, 9 is the jack.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The testing device for the braking force of the hoisting machine shown in figure 1 comprises a jack 9, a pressure-sensitive sensor 7 and a detection arm 6, wherein: one end of the detection arm 6 is fixedly installed on the side edge of the elevator roller 1, the end part, close to one end of the elevator roller 1, of the detection arm 6 is provided with a limiting block 5, a supporting rod 4 is installed on the limiting block 5, an adjusting bolt 3 is installed on the supporting rod 4, the outer end part of the adjusting bolt 3 is in contact with the side face of the elevator roller 1, a jack 9 is vertically arranged on the lower portion, away from one end of the elevator roller 1, of the detection arm 6, the pressure-sensitive sensor 7 is arranged between the jack 9 and the detection arm 6, and a positioning pit 8 is formed in the position, corresponding to the position of the pressure.
Furthermore, the end part of the detection arm 6 is fixedly arranged in the fixed lathe hole 2 of the hoister roller 1.
The utility model discloses a use as follows:
one end of the detection arm 6 is fixedly arranged on the side edge of the elevator roller 1, the pressure-sensitive sensor 7 and the portable hydraulic jack 9 are linked below one end, far away from the elevator roller 1, of the detection arm 6, and the pressure value of the pressure-sensitive sensor 7 is read through adjusting the jack 9 to the elevator roller 1 to obtain the braking force of the brake disc. The device is less required by the field space, is convenient to carry and easy to operate, has high safety, and meets the requirement of braking force detection of the lifting device.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (2)
1. The utility model provides a lifting machine braking force testing arrangement, it includes jack (9), pressure sensitive sensor (7) and detection arm (6), its characterized in that: one end fixed mounting that detects arm (6) is on the lateral margin of lifting machine cylinder (1), and the tip that detects arm (6) and is close to lifting machine cylinder (1) one end is provided with stopper (5), installs bracing piece (4) on stopper (5), and adjusting bolt (3) are installed on bracing piece (4), and the outer tip of adjusting bolt (3) and the side contact of lifting machine cylinder (1), is provided with jack (9) on detecting arm (6) keep away from the vertical below of lifting machine cylinder (1) one end, pressure sensitive sensor (7) set up between jack (9) and detection arm (6), and the department of corresponding with pressure sensitive sensor (7) position on detection arm (6) is provided with location pit (8).
2. The testing device for the braking force of the hoisting machine as claimed in claim 1, wherein: the end part of the detection arm (6) is fixedly arranged in a fixed turning hole (2) of the hoister roller (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921452975.2U CN210268985U (en) | 2019-09-03 | 2019-09-03 | Braking force testing device for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921452975.2U CN210268985U (en) | 2019-09-03 | 2019-09-03 | Braking force testing device for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210268985U true CN210268985U (en) | 2020-04-07 |
Family
ID=70018495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921452975.2U Active CN210268985U (en) | 2019-09-03 | 2019-09-03 | Braking force testing device for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210268985U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113091983A (en) * | 2021-04-13 | 2021-07-09 | 唐山民安安全生产检测有限公司 | Method for detecting braking force of brake disc of winding drum of elevator and detection device used by method |
-
2019
- 2019-09-03 CN CN201921452975.2U patent/CN210268985U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113091983A (en) * | 2021-04-13 | 2021-07-09 | 唐山民安安全生产检测有限公司 | Method for detecting braking force of brake disc of winding drum of elevator and detection device used by method |
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