CN220772116U - Adjustable tool for measuring bearing deformation of elevator car chassis - Google Patents
Adjustable tool for measuring bearing deformation of elevator car chassis Download PDFInfo
- Publication number
- CN220772116U CN220772116U CN202322334926.1U CN202322334926U CN220772116U CN 220772116 U CN220772116 U CN 220772116U CN 202322334926 U CN202322334926 U CN 202322334926U CN 220772116 U CN220772116 U CN 220772116U
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- China
- Prior art keywords
- elevator car
- car chassis
- supporting rod
- rod
- connecting plate
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- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000012360 testing method Methods 0.000 abstract description 8
- 238000003466 welding Methods 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The utility model discloses an adjustable tool for measuring the bearing deformation of an elevator car chassis, which comprises a middle supporting rod, wherein the top of the middle supporting rod is provided with a connecting plate, the four included angles of the connecting plate are respectively provided with an arc-shaped connecting hole, the connecting holes are matched with first bolts and nuts to be connected with a hollow rod, a telescopic rod is inserted in the hollow rod in a sliding manner, and the end part of the hollow rod, which is far away from the middle supporting rod, is provided with a second bolt and nut for locking the telescopic rod. The utility model can adjust the positioning position according to different length and width specifications of the elevator car chassis, and position and fix the elevator car chassis with more specifications so as to solve the problems of multiple tools, long manufacturing period, high cost, low production efficiency and the like caused by the fact that multiple welding tools are needed for testing the elevator car chassis with different specifications.
Description
Technical Field
The utility model relates to the technical field of elevator manufacturing, in particular to an adjustable tool for measuring bearing deformation of an elevator car chassis.
Background
The elevator car chassis is formed by welding joists, supporting ribs, reinforcing ribs, side frame plates, bottom plates and the like, and has large length and wide size variation range and more specifications. It is now required to make a load-bearing test at 110% rated load, and the deformation of the car bottom is required to be within the allowable range. Therefore, when the bearing test is carried out, the fixture matched with the specification of the car chassis is required to ensure the support and fixation requirements of the car chassis, but the existing fixture is arranged aiming at the size of the elevator bridge chassis with one specification, so that the problems of a large number of fixtures, long manufacturing period, high cost, low production efficiency and the like are caused.
Disclosure of Invention
In order to solve the problems that the existing tools are arranged according to the size of an elevator bridge chassis of one specification, so that the number of the tools is large, the manufacturing period is long, the cost is high and the production efficiency is low, the utility model provides an adjustable tool for measuring the bearing deformation of the elevator bridge chassis.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an adjustable frock of measurement elevator sedan-chair chassis pressure-bearing deformation, includes middle vaulting pole, middle vaulting pole top is provided with the connecting plate, and four contained angles departments of connecting plate all are provided with curved connecting hole, connecting hole cooperation first bolt nut is connected with hollow pole, and the slip grafting has the telescopic link in the hollow pole, the tip that the hollow pole kept away from middle vaulting pole is provided with second bolt nut for locking the telescopic link; the end part of the telescopic rod, which is far away from the middle supporting rod, is connected with an outer supporting rod, and the height of the outer supporting rod is larger than that of the middle supporting rod; the top of the outer supporting rod is provided with a top backing plate for connecting with an elevator car chassis; the top of the connecting plate is magnetically attracted with a magnetic dial indicator for measuring deformation of the elevator car chassis.
Preferably, the bottoms of the middle stay bar and the outer stay bar are respectively provided with a bottom backing plate for being matched with an external device to fix the middle stay bar and the outer stay bar to prevent toppling.
Preferably, the connecting holes on the connecting plate are 1 circular through hole and 3 circular arc through holes, so that the angle of the hollow rod can be conveniently adjusted along with the different sizes of the elevator car chassis.
Compared with the prior art, the utility model has the beneficial effects that: the utility model can adjust the positioning position according to different length and width specifications of the elevator car chassis, and position and fix the elevator car chassis with more specifications so as to solve the problems of multiple tools, long manufacturing period, high cost, low production efficiency and the like caused by the fact that multiple welding tools are needed for testing the elevator car chassis with different specifications.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
fig. 2 is an enlarged schematic view of a in fig. 1.
In the figure: 1. middle stay bar, 2, outside stay bar, 3, bottom backing plate, 4, top backing plate, 5, connecting plate, 501, connecting hole, 502, first bolt nut, 6, hollow pole, 7, telescopic link, 8, second bolt nut, 9, magnetic force percentage table, 10, elevator car chassis, 11, test weight.
Description of the embodiments
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
As shown in fig. 1 to 2, the embodiment of the utility model comprises a middle stay bar 1, a connecting plate 5 is arranged at the top of the middle stay bar 1, arc-shaped connecting holes 501 are arranged at four included angles of the connecting plate 5, the connecting holes 501 are matched with first bolt nuts 502 and are connected with a hollow bar 6, a telescopic 7 bar is inserted in the hollow bar 6 in a sliding manner, and a second bolt nut 8 is arranged at the end part of the hollow bar 6 far away from the middle stay bar 1 and used for locking the telescopic bar 7; the end part of the telescopic rod 7, which is far away from the middle supporting rod 1, is connected with an outer supporting rod 2, and the height of the outer supporting rod 2 is larger than that of the middle supporting rod 1; the top of the outer supporting rod 2 is provided with a top backing plate 4 for connecting an elevator car chassis 10; the top of the connecting plate 5 is magnetically attracted with a magnetic force dial indicator 9 for measuring the deformation of the elevator car chassis 10.
Preferably, the bottoms of the middle stay bar 1 and the outer stay bar 2 are respectively provided with a bottom backing plate 3 for fixing the middle stay bar 1 and the outer stay bar 2 to prevent toppling by matching with an external device; the connecting holes 501 on the connecting plate 5 are 1 circular through hole and 3 circular arc through holes, so that the angle of the hollow rod 6 can be conveniently adjusted according to the different sizes of the elevator car chassis 10.
Firstly, the middle stay bar 1 and the outer stay bar 2 are placed on a test platform, the middle stay bar 1 is fixed through a bottom backing plate 3, then a first bolt nut 502 and a second bolt nut 8 are loosened, then the elevator car chassis 10 is hoisted to a proper height above the middle stay bar 1 and the outer stay bar 2, according to the position of a fixing hole at the bottom of the elevator car chassis 10, the angle of the hollow bar 6 is adjusted, the extension length of the telescopic bar 7 is adjusted, the mounting hole on the top backing plate 4 on the outer stay bar 2 corresponds to the fixing hole at the bottom of the elevator car chassis 10, then the elevator car chassis 10 is placed on the top backing plate 4, the elevator car chassis is fixed through the bolt nuts, and then the first bolt nut 502 and the second bolt nut 8 are locked. And finally, placing the magnetic force dial indicator 9 on the top of the connecting plate 5, pre-pressing the test head of the magnetic force dial indicator 9 on the reinforcing rib at the bottom of the elevator car chassis 10, and then gradually placing the test weight 11 on the upper plane of the elevator car chassis 10, so that the deformation of the elevator car chassis 10 under various weights can be obtained from the reading of the magnetic force dial indicator 9.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The adjustable tooling for measuring the bearing deformation of the elevator car chassis is characterized by comprising a middle supporting rod, wherein a connecting plate is arranged at the top of the middle supporting rod, arc-shaped connecting holes are formed in four included angles of the connecting plate, the connecting holes are matched with first bolts and nuts and are connected with hollow rods, telescopic rods are inserted in the hollow rods in a sliding manner, and second bolts and nuts are arranged at the end parts, far away from the middle supporting rod, of the hollow rods and used for locking the telescopic rods; the end part of the telescopic rod, which is far away from the middle supporting rod, is connected with an outer supporting rod, and the height of the outer supporting rod is larger than that of the middle supporting rod; the top of the outer supporting rod is provided with a top backing plate for connecting with an elevator car chassis; the top of the connecting plate is magnetically attracted with a magnetic dial indicator for measuring deformation of the elevator car chassis.
2. An adjustable fixture for measuring bearing deformation of an elevator car chassis according to claim 1, wherein: the bottoms of the middle stay bar and the outer stay bar are respectively provided with a bottom backing plate for being matched with an external device to fix the middle stay bar and the outer stay bar to prevent toppling.
3. An adjustable fixture for measuring bearing deformation of an elevator car chassis according to claim 1 or 2, characterized in that: the connecting holes on the connecting plate are 1 circular through hole and 3 circular arc through holes, so that the angle of the hollow rod can be conveniently adjusted along with the different sizes of the elevator car chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322334926.1U CN220772116U (en) | 2023-08-30 | 2023-08-30 | Adjustable tool for measuring bearing deformation of elevator car chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322334926.1U CN220772116U (en) | 2023-08-30 | 2023-08-30 | Adjustable tool for measuring bearing deformation of elevator car chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220772116U true CN220772116U (en) | 2024-04-12 |
Family
ID=90599544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322334926.1U Active CN220772116U (en) | 2023-08-30 | 2023-08-30 | Adjustable tool for measuring bearing deformation of elevator car chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220772116U (en) |
-
2023
- 2023-08-30 CN CN202322334926.1U patent/CN220772116U/en active Active
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