CN220960906U - Elevator car wall strength testing device - Google Patents
Elevator car wall strength testing device Download PDFInfo
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- CN220960906U CN220960906U CN202322759464.8U CN202322759464U CN220960906U CN 220960906 U CN220960906 U CN 220960906U CN 202322759464 U CN202322759464 U CN 202322759464U CN 220960906 U CN220960906 U CN 220960906U
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- 238000012360 testing method Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 description 5
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- 235000004443 Ricinus communis Nutrition 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
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- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses an elevator car wall strength testing device, which comprises a base (1), wherein a height adjusting mechanism (2) is arranged above the base (1), a Y-axis adjusting mechanism (3) is arranged on the height adjusting mechanism (2), and an X-axis adjusting mechanism (4) is arranged on the Y-axis adjusting mechanism (3); one end of the X-axis adjusting mechanism (4) is provided with a loading pressure head (5) and a pressure sensor (6), and the other end of the X-axis adjusting mechanism (4) is provided with a back-up bar (7). The utility model has the characteristics of convenient operation, low labor intensity and capability of effectively expanding the test area.
Description
Technical Field
The utility model relates to elevator car wall testing equipment, in particular to an elevator car wall strength testing device.
Background
An elevator car is a box-shaped space in which an elevator is used to carry and transport people and materials. The car is generally composed of main components such as a car bottom, a car wall, a car roof, a car door, and the like. The installation of the car wall meets the specification, the deviation of the plumb degree is not more than 1/1000, the deviation of the planeness is less than 1mm, and special attention is paid to the fact that a fixing bolt cannot be lacked when the car wall is assembled with the car wall except the front-back dimension and the left-right dimension so as to reduce the sound between the car wall and the car wall in the running process of the elevator; meanwhile, in order to ensure the strength of the elevator car wall, after the production is completed, the structural strength of the elevator car wall needs to be tested in the elevator car. At present, traditional sedan-chair wall intensity test mode is, adopts the connection of self-control screw rod + sensor, thereby rotatory screw rod struts the both ends of screw rod, applys effort to sedan-chair wall and tests, and this kind of mode operation is comparatively troublesome, and operating personnel's intensity of labour is also great, and the measuring point in higher or lower position is also difficult for measuring moreover. Therefore, the prior art has the problems of troublesome operation, high labor intensity of workers and small test area.
Disclosure of utility model
The utility model aims to provide an elevator car wall strength testing device. The utility model has the characteristics of convenient operation, low labor intensity and capability of effectively expanding the test area.
The technical scheme of the utility model is as follows: the elevator car wall strength testing device comprises a base, wherein a height adjusting mechanism is arranged above the base, a Y-axis adjusting mechanism is arranged on the height adjusting mechanism, and an X-axis adjusting mechanism is arranged on the Y-axis adjusting mechanism; one end of the X-axis adjusting mechanism is provided with a loading pressure head and a pressure sensor, and the other end of the X-axis adjusting mechanism is provided with a back stay bar.
In the elevator car wall strength testing device, the height adjusting mechanism comprises two upper and lower upright posts, an upper and lower screw rod is arranged between the two upper and lower upright posts, umbrella tooth assemblies are arranged at the bottoms of the upper and lower screw rods, and a height adjusting hand wheel is arranged on the umbrella tooth assemblies; the movable plate is matched with the upper and lower upright posts and the upper and lower screw rods respectively.
In the elevator car wall strength testing device, the Y-axis adjusting mechanism comprises two Y-axis sliding rails which are parallelly fixed above the height movable plate, a Y-axis screw rod is arranged between the two Y-axis sliding rails, and a Y-axis adjusting hand wheel is arranged at the end part of the Y-axis screw rod; and a Y-direction platform matched with the Y-axis sliding rail is arranged above the Y-axis sliding rail and the Y-axis screw rod.
In the elevator car wall strength testing device, the X-axis adjusting mechanism comprises two bases fixed on the Y-direction platform, wherein one base is provided with a sliding rod, the other base is provided with a threaded hole, an adjusting screw is arranged in the threaded hole, and the outer end of the adjusting screw is provided with an X-axis adjusting hand wheel; the adjusting screw rod is matched with the sliding rod.
In the elevator car wall strength testing device, the universal belt brake castor is further arranged at the bottom of the base.
Compared with the prior art, the elevator car wall test device comprises the components of a base, a height adjusting mechanism, a Y-axis adjusting mechanism, an X-axis adjusting mechanism, a loading pressure head, a pressure sensor, a reverse strut and the like, so that the position of the loading pressure head can be adjusted up, down, left, right, front and back according to an actual test area, elevator car wall strengths of different sizes can be tested by disassembling and assembling the reverse strut, the elevator car wall test device is convenient to transport and use, thrust is uniform, operation of elevator car wall test is greatly facilitated, labor intensity of workers is reduced, and a test area can be effectively enlarged. The device is applied to the strength test of the elevator car wall and the elevator car door, can achieve the purpose of a user more conveniently, accurately and safely, and ensures the validity of a test result. In conclusion, the utility model has the characteristics of convenient operation, low labor intensity and capability of effectively expanding the test area.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
Fig. 2 is a partial enlarged view of fig. 1.
The marks in the drawings are: the device comprises a 1-base, a 2-height adjusting mechanism, a 3-Y-axis adjusting mechanism, a 4-X-axis adjusting mechanism, a 5-loading pressure head, a 6-pressure sensor, a 7-back stay, 201-upper and lower columns, 202-upper and lower screw rods, 203-bevel gear components, 204-height adjusting handwheels, 205-height movable plates, 301-Y-axis sliding rails, 302-Y-axis screw rods, 303-Y-axis adjusting handwheels, 304-Y-axis platforms, 401-bases, 402-sliding rods, 403-adjusting screws, 404-X-axis adjusting handwheels and 8-universal belt brake casters.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples. The elevator car wall strength testing device comprises a base 1, wherein a height adjusting mechanism 2 is arranged above the base 1, a Y-axis adjusting mechanism 3 is arranged on the height adjusting mechanism 2, and an X-axis adjusting mechanism 4 is arranged on the Y-axis adjusting mechanism 3; one end of the X-axis adjusting mechanism 4 is provided with a loading pressure head 5 and a pressure sensor 6, and the other end of the X-axis adjusting mechanism 4 is provided with a back stay 7.
The height adjusting mechanism 2 comprises two upper and lower upright posts 201, an upper and lower screw rod 202 is arranged between the two upper and lower upright posts 201, a bevel gear assembly 203 is arranged at the bottom of the upper and lower screw rod 202, and a height adjusting hand wheel 204 is arranged on the bevel gear assembly 203; and a height movable plate 205 which is matched with the upper and lower upright posts 201 and the upper and lower screw rods 202 respectively.
The Y-axis adjusting mechanism 3 comprises two Y-axis sliding rails 301 which are parallelly fixed above the height movable plate 205, a Y-axis screw rod 302 is arranged between the two Y-axis sliding rails 301, and a Y-axis adjusting hand wheel 303 is arranged at the end part of the Y-axis screw rod 302; and a matched Y-direction platform 304 is arranged above the Y-axis sliding rail 301 and the Y-axis screw rod 302.
The X-axis adjusting mechanism 4 comprises two bases 401 fixed on the Y-direction platform 304, wherein one base 401 is provided with a slide bar 402, the other base 401 is provided with a threaded hole, an adjusting screw 403 is arranged in the threaded hole, and the outer end of the adjusting screw 403 is provided with an X-axis adjusting hand wheel 404; the adjusting screw 403 is matched with the sliding rod 402.
The bottom of the base 1 is also provided with universal belt brake casters 8.
The Y-direction platform 304 is also provided with a fixed nut seat matched with the back stay 7.
The pressure sensor 6 is also connected with a display.
The testing method of the elevator car wall strength testing device comprises the steps of installing an adaptive loading pressure head, and enabling the distance between a loading surface and a counter supporting surface to be matched with the distance between car walls to be measured through dismounting and mounting the counter supporting rod; then, a height adjusting hand wheel at the position of the height adjusting mechanism is rotated, the loading pressure head and the backstop are adjusted to the height position of a point to be measured, a Y-axis adjusting hand wheel at the position of the Y-axis adjusting mechanism is rotated, the loading pressure head is aligned with the measuring point, an X-axis adjusting hand wheel at the position of the X-axis adjusting mechanism is rotated, corresponding acting force is applied to the car wall, and data acquisition is carried out through a pressure sensor.
The specific test process of the utility model comprises the following steps: according to actual test requirements, a loading pressure head of 5 square centimeters or 100 square centimeters is installed, then a testing device is moved into a corresponding car to be tested, then a counter stay bar of corresponding length is disassembled and assembled, the distance between a loading surface (namely a loading pressure head surface) and a counter stay surface (a counter stay bar surface) is slightly smaller than the distance between car walls to be measured, a height adjusting hand wheel at the bottom is rotated, the loading pressure head and the counter stay bar are adjusted to the height position of a point to be measured, a Y-axis adjusting hand wheel at a Y-axis adjusting mechanism is rotated, the loading pressure head is aligned with the measuring point, and finally an X-axis adjusting hand wheel at an X-axis adjusting mechanism is rotated, so that the loading pressure head applies corresponding acting force to the car walls, and data acquisition is carried out through a pressure sensor.
The adjusting process of the X-axis adjusting mechanism comprises the following steps: the X-axis adjusting hand wheel rotates to drive the adjusting screw rod to move along the threaded hole, the adjusting screw rod acts on the sliding rod to enable the sliding rod to move outwards, and then the loading pressure head and the pressure sensor fixed at the end portion of the sliding rod are driven to move outwards, and the loading pressure head is in contact with the car wall to realize loading test. A bearing is arranged between the adjusting screw and the sliding rod.
The height movable plate is provided with slide holes matched with the upper upright post and the lower upright post and screw nuts corresponding to the upper screw rod and the lower screw rod, and a slide seat matched with the Y-axis slide rail and the screw nuts matched with the Y-axis screw rod are also arranged below the Y-direction platform.
The adjusting process of the Y-axis direction adjusting mechanism comprises the following steps: the Y-axis adjusting hand wheel rotates to drive the Y-axis screw rod to rotate and drive the Y-direction platform to move along the Y-axis sliding rail in the Y-axis direction.
The adjusting process of the height adjusting mechanism comprises the following steps: the height adjusting hand wheel rotates to drive the bevel gear assembly to rotate, and then drives the upper and lower screw rods to rotate, and the upper and lower screw rods rotate to drive the height movable plate to move up and down along the upper and lower upright posts.
Claims (6)
1. Elevator sedan-chair wall intensity testing arrangement, its characterized in that: the device comprises a base (1), wherein a height adjusting mechanism (2) is arranged above the base (1), a Y-axis adjusting mechanism (3) is arranged on the height adjusting mechanism (2), and an X-axis adjusting mechanism (4) is arranged on the Y-axis adjusting mechanism (3); one end of the X-axis adjusting mechanism (4) is provided with a loading pressure head (5) and a pressure sensor (6), and the other end of the X-axis adjusting mechanism (4) is provided with a back-up bar (7).
2. The elevator car wall strength testing apparatus of claim 1, wherein: the height adjusting mechanism (2) comprises two upper and lower upright posts (201), an upper and lower screw rod (202) is arranged between the two upper and lower upright posts (201), a bevel gear assembly (203) is arranged at the bottom of the upper and lower screw rod (202), and a height adjusting hand wheel (204) is arranged on the bevel gear assembly (203); the device also comprises a height movable plate (205) which is matched with the upper and lower upright posts (201) and the upper and lower screw rods (202) respectively.
3. The elevator car wall strength testing apparatus of claim 2, wherein: the Y-axis adjusting mechanism (3) comprises two Y-axis sliding rails (301) which are fixed above the height movable plate (205) in parallel, a Y-axis screw rod (302) is arranged between the two Y-axis sliding rails (301), and a Y-axis adjusting hand wheel (303) is arranged at the end part of the Y-axis screw rod (302); and a Y-direction platform (304) matched with the Y-axis sliding rail (301) is arranged above the Y-axis screw rod (302).
4. The elevator car wall strength testing apparatus of claim 3, wherein: the X-axis adjusting mechanism (4) comprises two bases (401) fixed on the Y-direction platform (304), wherein a sliding rod (402) is arranged on one base (401), a threaded hole is arranged on the other base (401), an adjusting screw (403) is arranged in the threaded hole, and an X-axis adjusting hand wheel (404) is arranged at the outer end of the adjusting screw (403); the adjusting screw (403) is matched with the sliding rod (402).
5. The elevator car wall strength testing apparatus of claim 1, wherein: the bottom of the base (1) is also provided with universal belt brake casters (8).
6. The elevator car wall strength testing apparatus of claim 1, wherein: the pressure sensor (6) is also connected with a display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759464.8U CN220960906U (en) | 2023-10-13 | 2023-10-13 | Elevator car wall strength testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759464.8U CN220960906U (en) | 2023-10-13 | 2023-10-13 | Elevator car wall strength testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220960906U true CN220960906U (en) | 2024-05-14 |
Family
ID=91019422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322759464.8U Active CN220960906U (en) | 2023-10-13 | 2023-10-13 | Elevator car wall strength testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220960906U (en) |
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2023
- 2023-10-13 CN CN202322759464.8U patent/CN220960906U/en active Active
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