CN214538980U - Lifting scaffold testing rack - Google Patents
Lifting scaffold testing rack Download PDFInfo
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- CN214538980U CN214538980U CN202023273207.6U CN202023273207U CN214538980U CN 214538980 U CN214538980 U CN 214538980U CN 202023273207 U CN202023273207 U CN 202023273207U CN 214538980 U CN214538980 U CN 214538980U
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- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000036544 posture Effects 0.000 description 3
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000012356 Product development Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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Abstract
The utility model provides a lifting scaffold testing rack, which comprises a base, a lifting component, a component to be tested and a force application component; the base is fixedly arranged on the ground; the lifting component is fixedly arranged on the end surface of the base ground; the force application assembly is arranged on the end face of the base, which is far away from the ground, and is positioned at the other end of the end face, which is far away from the lifting assembly; the to-be-tested assembly is arranged on the surface of the lifting assembly, which is far away from the ground, and is connected with the lifting assembly, and the to-be-tested assembly is also connected with the force application assembly; the to-be-tested assembly and the base can be arranged in an inclined angle, the lifting assembly can adjust the angle between the to-be-tested assembly and the base, and the force application assembly applies pulling force to the to-be-tested assembly.
Description
Technical Field
The utility model relates to a building inserted scaffold frame technical field especially relates to a lifting scaffolding test rack.
Background
The attached lifting scaffold equipment is a novel scaffold technology which is rapidly developed in the early century, and has important influence on the progress of construction technology in China. It becomes the low place operation with the eminence operation, becomes the inside operation of support body with unsettled operation, has apparent low carbon nature, high-tech content and characteristics such as more economic, safer, more convenient. The attached lifting scaffold is an external scaffold which is erected at a certain height, attached to an engineering structure, can climb or descend layer by layer along with the engineering structure by depending on self lifting equipment and devices, and is provided with an anti-overturning and anti-falling device.
In order to verify the overall performance of the lifting scaffold and reliably realize the purpose of high-altitude outdoor bearing, the components of the lifting part of the lifting scaffold need to be subjected to performance testing, and the stress deformation condition of the lifting part under the condition of bearing stress is detected, so that guidance is provided for the design and production of products. The special test rack of lifting scaffold is less, and application scope is also narrower, can not satisfy the demand of actual product development.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a lift scaffold frame test bench that applicable examination of awaiting measuring that is applicable in different specifications promotes the subassembly test of part, uses in a flexible way, tests convenience.
The technical scheme of the utility model is realized like this: the utility model provides a lifting scaffold testing rack, which comprises a base (1), a lifting component (2), a component to be tested (3) and a force application component (4);
the base (1) is fixedly arranged on the ground;
the lifting component (2) is fixedly arranged on the end surface of the ground of the base (1);
the force application component (4) is arranged on the end face, far away from the ground, of the base (1) and is positioned at the other end, far away from the lifting component (2), of the end face;
the to-be-tested assembly (3) is arranged on the surface, far away from the ground, of the lifting assembly (2) and is connected with the lifting assembly (2), and the to-be-tested assembly (3) is also connected with the force application assembly (4);
wherein, the component (3) to be tested and the base (1) can be arranged in an inclined angle, the lifting component (2) adjusts the angle between the component (3) to be tested and the base (1), and the force application component (4) applies a pulling force to the component (3) to be tested.
On the basis of the technical scheme, preferably, the force application assembly (4) comprises a linear motion mechanism (41), a pull cable (42) and a tensioning mechanism (43); the linear motion mechanism (41) comprises a fixed end and a movable end, the fixed end of the linear motion mechanism (41) is arranged on the end face, far away from the ground, of the base (1) and is positioned at one end, far away from the lifting assembly (2), of the end face, and the movable end of the linear motion mechanism (41) is arranged in a telescopic mode relative to the extending direction of the base (1); the tensioning mechanism (43) is arranged between the linear motion mechanism (41) and the component to be tested (3); the tensioning mechanism (43) is fixedly connected with the base (1); one end of the inhaul cable (42) is fixedly connected with the movable end of the linear motion mechanism (41), the other end of the inhaul cable (42) is fixedly connected with the component to be tested (3), and the inhaul cable (42) abuts against the surface of the tensioning mechanism (43) and is in sliding or rolling connection with the surface of the tensioning mechanism (43).
Further preferably, the lifting assembly (2) comprises a first connecting piece (21), a second connecting piece (22) and two first swing rods (23); the first connecting piece (21) and the second connecting piece (22) are parallel to each other and arranged on the end face, far away from the ground, of the base (1) at intervals, and the first connecting piece (21) and the second connecting piece (22) are fixedly connected with the base (1); two first swing rods (23) are arranged on the first connecting piece (21), the two first swing rods (23) are arranged in parallel and at intervals along the extending direction of the first connecting piece (21), one ends of the two first swing rods (23) are respectively hinged with the first connecting piece (21), one ends of the two first swing rods (23) far away from the first connecting piece (21) are relatively fixed, and the end parts of the two first swing rods (23) far away from the first connecting piece (21) are hinged with the component to be tested (3); the lengths of the two first swing rods (23) can be synchronously adjusted in a telescopic manner.
Still further preferably, the first swing link (23) comprises a sleeve (231) and a telescopic rod (232), the sleeve (231) is hollow, one end of the sleeve (231) is hinged with the first connecting piece (21), and the other end of the sleeve (231) extends towards the direction far away from the first connecting piece (21); an expansion rod (232) is embedded in the sleeve (231), and the expansion rod (232) is connected with the sleeve (231) in a sliding manner; the parts, extending out of the sleeve (231), of the telescopic rods (232) of the two first swing rods (23) are also provided with third connecting pieces (24), and the third connecting pieces (24) are respectively fixedly connected with one ends, far away from the base (1), of the telescopic rods (232) of the two first swing rods (23); the parts of the telescopic rods (232) extending out of the sleeves (231) are hinged with the components to be tested (3).
Still further preferably, the component to be tested (3) comprises a guide rail (31), a vertical rod (32) and a lifting frame (33); the guide rail (31) and the upright rod (32) are arranged in parallel at intervals, and one ends of the guide rail (31) and the upright rod (32) close to the force application component (4) are hinged with the second connecting piece (22); one ends of the guide rail (31) and the upright rod (32) far away from the force application component (4) are respectively hinged with the parts of the telescopic rods (232) of the two first swing rods (23) extending out of the sleeve (231); the lifting frame (33) is spanned between the guide rail (31) and the upright rod (32) and is respectively fixedly connected with the guide rail (31) and the upright rod (32); one end of the inhaul cable (42) far away from the linear motion mechanism (41) is fixedly connected with the lifting frame (33).
It is further preferred that the positions of the two first rocker levers (23) on the first connecting element (21) are adjustable.
Still further preferably, the device also comprises a tension sensor (5) and a controller (6), wherein the tension sensor (5) is arranged on the lifting frame (33), and the tension sensor (5) is fixedly connected with the inhaul cable (42) and the lifting frame (33) respectively; the tension sensor (5) and the linear motion mechanism (41) are electrically connected with the controller (6).
Preferably, the tensioning mechanism (43) comprises a pulley, the pulley is rotatably connected with the base (1), and the pulley is connected with the inhaul cable (42) in a sliding or rolling mode.
Further preferably, the height of the base (1) is adjustable.
The utility model provides a pair of lifting foot hand rack test bench, for prior art, following beneficial effect has:
(1) the utility model can perform a tension test on the rack, observe the stress deformation condition of the component to be tested under different tension conditions, and is convenient for evaluating the mechanical characteristics of the product; the lifting assembly can drive the assembly to be tested to move together, the angle of the assembly to be tested relative to the base is adjusted, the stress conditions under different conditions are simulated, and the test content and the detection range are improved;
(2) the linear motion mechanism of the force application assembly can apply tension to the pull rope to simulate a real stress situation, and the tension of the linear motion mechanism can be adjusted;
(3) the extending lengths and the distances between the two first swing rods can be adjusted, so that a stable angle adjusting effect can be achieved, the test bench can be suitable for components to be tested with different specifications, and the application range of the bench is widened;
(4) the bench test can be better carried out by matching with the tension sensor and the controller, and the automation degree of the bench is improved;
(5) the height of the base is adjustable, and the base is convenient to adapt to bench tests of components to be tested with different specifications.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view of a lifting scaffold testing stand according to the present invention;
fig. 2 is a front view of a lifting scaffold test stand of the present invention;
fig. 3 is a perspective view of the lifting scaffold testing stand according to the present invention in a combined state of the base, the lifting assembly and the force application assembly;
FIG. 4 is a top view of FIG. 3;
fig. 5 is a perspective view of a component to be tested of the lifting scaffold testing stand according to the present invention;
fig. 6 is the utility model relates to a lift scaffold frame test rack's the combined state stereogram of the hoisting frame and the force sensor of the subassembly that awaits measuring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1-2, the technical solution of the present invention is realized as follows: the utility model provides a lifting scaffold testing rack, which comprises a base 1, a lifting component 2, a component to be tested 3 and a force application component 4;
the base 1 is fixedly arranged on the ground; the base 1 is the basis for the mounting and fixing of other components.
The lifting component 2 is fixedly arranged on the end surface of the ground of the base 1; also shown as the upper surface of the illustrated lift assembly 2.
The force application component 4 is arranged on the end surface of the base 1 far away from the ground and is positioned on the other end of the upper surface of the base 1 far away from the lifting component 2;
the component to be tested 3 is arranged on the surface of the lifting component 2 far away from the ground and is connected with the lifting component 2, and the component to be tested 3 is also connected with the force application component 4;
wherein, the subassembly 3 that awaits measuring can be the inclination setting with base 1, and the angle between the subassembly 3 that awaits measuring and base 1 is adjusted to lifting unit 2, and application of force subassembly 4 exerts the pulling force to the subassembly 3 that awaits measuring. And observing the stress deformation conditions of the component 3 to be tested under different tensile forces by a tester so as to realize the content of bench test.
As shown in fig. 1-4, the force applying assembly 4 is used to apply different pulling forces to the component 3 to be tested. The force application assembly 4 comprises a linear motion mechanism 41, a pull cable 42 and a tensioning mechanism 43; the linear motion mechanism 41 comprises a fixed end and a movable end, the fixed end of the linear motion mechanism 41 is arranged on the end surface of the base 1 far away from the ground and is positioned at one end of the end surface far away from the lifting assembly 2, and the movable end of the linear motion mechanism 41 is arranged in a telescopic manner relative to the extending direction of the base 1; the tensioning mechanism 43 is arranged between the linear motion mechanism 41 and the component to be tested 3; the tensioning mechanism 43 is fixedly connected with the base 1; one end of the pulling cable 42 is fixedly connected with the movable end of the linear motion mechanism 41, the other end of the pulling cable 42 is fixedly connected with the component to be tested 3, and the pulling cable 42 is abutted against the surface of the tensioning mechanism 43 and is connected with the surface of the tensioning mechanism 43 in a sliding or rolling manner. The tensioning mechanism 43 can tension the inhaul cable 42, and can change the direction of the pulling force of the force application component 4 according to the actual position of the component 3 to be tested, so as to simulate different stress conditions.
The lifting assembly 2 comprises a first connecting piece 21, a second connecting piece 22 and two first swing rods 23; the first connecting piece 21 and the second connecting piece 22 are parallel to each other and arranged on the end face, far away from the ground, of the base 1 at intervals, and both the first connecting piece 21 and the second connecting piece 22 are fixedly connected with the base 1; two first swing rods 23 are arranged on the first connecting piece 21, the two first swing rods 23 are arranged in parallel and at intervals along the extending direction of the first connecting piece 21, one ends of the two first swing rods 23 are respectively hinged with the first connecting piece 21, one ends of the two first swing rods 23 far away from the first connecting piece 21 are relatively fixed, and the end parts of the two first swing rods 23 far away from the first connecting piece 21 are hinged with the component to be tested 3; the lengths of the two first swing rods 23 can be synchronously adjusted in a telescopic manner. The inclination angle change of the component 3 to be tested and the base 1 can be realized through the length adjustment of the two first swing rods 23.
Specifically, the first swing link 23 includes a sleeve 231 and a telescopic rod 232, the sleeve 231 is hollow, one end of the sleeve 231 is hinged with the first connecting member 21, and the other end of the sleeve 231 extends towards a direction away from the first connecting member 21; an expansion rod 232 is embedded in the sleeve 231, and the expansion rod 232 is connected with the sleeve 231 in a sliding manner; the parts of the telescopic rods 232 of the two first oscillating bars 23 extending out of the sleeve 231 are also provided with third connecting pieces 24, and the third connecting pieces 24 are respectively fixedly connected with one ends of the telescopic rods 232 of the two first oscillating bars 23 far away from the base 1; the parts of the telescopic rods 232 extending out of the sleeves 231 are all hinged with the components to be tested 3. The extension length of the telescopic rod 232 can change the posture of the component to be tested 3 and the angle of the component to be tested with the base 1, so that the effect of angle adjustment is realized, and the simulation of stress adjustment under different postures and different angles is facilitated.
As shown in fig. 1 to 6, the component to be tested 3 comprises a guide rail 31, a vertical rod 32 and a lifting frame 33; the guide rail 31 and the upright rod 32 are arranged in parallel and at intervals, and one ends of the guide rail 31 and the upright rod 32 close to the force application component 4 are hinged with the second connecting piece 22; one ends of the guide rail 31 and the upright rod 32, which are far away from the force application component 4, are respectively hinged with the parts of the telescopic rods 232 of the two first swing rods 23, which extend out of the sleeve 231; the lifting frame 33 spans between the guide rail 31 and the upright rod 32 and is fixedly connected with the guide rail 31 and the upright rod 32 respectively; one end of the cable 42 away from the linear motion mechanism 41 is fixedly connected with the lifting frame 33. The pull cable 42 simulates the application of a pulling force to the component under test 3 by pulling the hoist 33.
The two first swing links 23 are shown in adjustable positions on the first link 21, and the height of the base 1 is adjustable. Specifically, hinged plates are arranged between the first swing rod 23 and the first connecting piece 21, between the first swing rod and the component to be tested 3 and between the component to be tested 3 and the second connecting piece, so that the component to be tested 3 and the lifting component 2 are hinged at multiple positions, and the device is better suitable for adjusting different shapes and postures of the component to be tested 3. The mounting position of each hinge plate and the first connecting piece 21 or the second connecting piece 22 can be adjusted to adapt to the components to be tested 3 with different specifications and sizes.
In order to improve the automation degree of the utility model and monitor the tension condition at any time, the utility model also comprises a tension sensor 5 and a controller 6, the tension sensor 5 is arranged on the lifting frame 33, and the tension sensor 5 is respectively fixedly connected with the inhaul cable 42 and the lifting frame 33; the tension sensor 5 and the linear motion mechanism 41 are both electrically connected with the controller 6. In the initial state, the movable end of the linear motion mechanism 41 is in the extending state, and the inhaul cable 42 is not tensioned; after the lengths of the two first swing rods 23 are adjusted to specific positions, the controller 6 can drive the movable end of the linear motion mechanism 41 to retract, at this time, the inhaul cable 42 is tensioned, and the real-time tension can be obtained through signals fed back to the controller 6 by the tension sensor 5.
In addition, the tensioning mechanism 43 of the present invention includes a pulley, the pulley is rotatably connected to the base 1, and the pulley is connected to the cable 42 in a sliding or rolling manner. The tensioning mechanism 43 can not only tension the pulling cable 42, but also change the direction of the pulling force to adapt to the components to be tested 3 at different angles.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a lifting scaffolding test rack which characterized in that: comprises a base (1), a lifting component (2), a component to be tested (3) and a force application component (4);
the base (1) is fixedly arranged on the ground;
the lifting component (2) is fixedly arranged on the end surface of the ground of the base (1);
the force application component (4) is arranged on the end face, far away from the ground, of the base (1) and is positioned at the other end, far away from the lifting component (2), of the end face;
the to-be-tested assembly (3) is arranged on the surface, far away from the ground, of the lifting assembly (2) and is connected with the lifting assembly (2), and the to-be-tested assembly (3) is also connected with the force application assembly (4);
wherein, the component (3) to be tested and the base (1) can be arranged in an inclined angle, the lifting component (2) adjusts the angle between the component (3) to be tested and the base (1), and the force application component (4) applies a pulling force to the component (3) to be tested.
2. A lifting scaffold test stand according to claim 1 wherein: the force application assembly (4) comprises a linear motion mechanism (41), a pull cable (42) and a tensioning mechanism (43); the linear motion mechanism (41) comprises a fixed end and a movable end, the fixed end of the linear motion mechanism (41) is arranged on the end face, far away from the ground, of the base (1) and is positioned at one end, far away from the lifting assembly (2), of the end face, and the movable end of the linear motion mechanism (41) is arranged in a telescopic mode relative to the extending direction of the base (1); the tensioning mechanism (43) is arranged between the linear motion mechanism (41) and the component to be tested (3); the tensioning mechanism (43) is fixedly connected with the base (1); one end of the inhaul cable (42) is fixedly connected with the movable end of the linear motion mechanism (41), the other end of the inhaul cable (42) is fixedly connected with the component to be tested (3), and the inhaul cable (42) abuts against the surface of the tensioning mechanism (43) and is in sliding or rolling connection with the surface of the tensioning mechanism (43).
3. A lifting scaffold test stand according to claim 2 wherein: the lifting assembly (2) comprises a first connecting piece (21), a second connecting piece (22) and two first swing rods (23); the first connecting piece (21) and the second connecting piece (22) are parallel to each other and arranged on the end face, far away from the ground, of the base (1) at intervals, and the first connecting piece (21) and the second connecting piece (22) are fixedly connected with the base (1); two first swing rods (23) are arranged on the first connecting piece (21), the two first swing rods (23) are arranged in parallel and at intervals along the extending direction of the first connecting piece (21), one ends of the two first swing rods (23) are respectively hinged with the first connecting piece (21), one ends of the two first swing rods (23) far away from the first connecting piece (21) are relatively fixed, and the end parts of the two first swing rods (23) far away from the first connecting piece (21) are hinged with the component to be tested (3); the lengths of the two first swing rods (23) can be synchronously adjusted in a telescopic manner.
4. A lifting scaffold test stand according to claim 3 wherein: the first swing rod (23) comprises a sleeve (231) and a telescopic rod (232), the sleeve (231) is hollow, one end of the sleeve (231) is hinged with the first connecting piece (21), and the other end of the sleeve (231) extends towards the direction far away from the first connecting piece (21); an expansion rod (232) is embedded in the sleeve (231), and the expansion rod (232) is connected with the sleeve (231) in a sliding manner; the parts, extending out of the sleeve (231), of the telescopic rods (232) of the two first swing rods (23) are also provided with third connecting pieces (24), and the third connecting pieces (24) are respectively fixedly connected with one ends, far away from the base (1), of the telescopic rods (232) of the two first swing rods (23); the parts of the telescopic rods (232) extending out of the sleeves (231) are hinged with the components to be tested (3).
5. The lifting scaffold test stand of claim 4, wherein: the component to be tested (3) comprises a guide rail (31), a vertical rod (32) and a lifting frame (33); the guide rail (31) and the upright rod (32) are arranged in parallel at intervals, and one ends of the guide rail (31) and the upright rod (32) close to the force application component (4) are hinged with the second connecting piece (22); one ends of the guide rail (31) and the upright rod (32) far away from the force application component (4) are respectively hinged with the parts of the telescopic rods (232) of the two first swing rods (23) extending out of the sleeve (231); the lifting frame (33) is spanned between the guide rail (31) and the upright rod (32) and is respectively fixedly connected with the guide rail (31) and the upright rod (32); one end of the inhaul cable (42) far away from the linear motion mechanism (41) is fixedly connected with the lifting frame (33).
6. A lifting scaffold test stand according to claim 5 wherein: the positions of the two first swing rods (23) on the first connecting piece (21) can be adjusted.
7. A lifting scaffold test stand according to claim 5 wherein: the pull rope pulling device is characterized by further comprising a pull sensor (5) and a controller (6), wherein the pull sensor (5) is arranged on the lifting frame (33), and the pull sensor (5) is fixedly connected with the pull rope (42) and the lifting frame (33) respectively; the tension sensor (5) and the linear motion mechanism (41) are electrically connected with the controller (6).
8. A lifting scaffold test stand according to claim 2 wherein: the tensioning mechanism (43) comprises a pulley which is rotatably connected with the base (1) and is connected with the inhaul cable (42) in a sliding or rolling mode.
9. A lifting scaffold test stand according to claim 2 wherein: the height of the base (1) is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023273207.6U CN214538980U (en) | 2020-12-29 | 2020-12-29 | Lifting scaffold testing rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023273207.6U CN214538980U (en) | 2020-12-29 | 2020-12-29 | Lifting scaffold testing rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214538980U true CN214538980U (en) | 2021-10-29 |
Family
ID=78298604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023273207.6U Active CN214538980U (en) | 2020-12-29 | 2020-12-29 | Lifting scaffold testing rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214538980U (en) |
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2020
- 2020-12-29 CN CN202023273207.6U patent/CN214538980U/en active Active
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Effective date of registration: 20240103 Granted publication date: 20211029 |