Height-adjustable supporting platform

Abstract

The height-adjustable supporting platform comprises a top plate, a bottom plate is arranged below the top plate through an adjusting mechanism, the adjusting mechanism comprises connecting rod assemblies and a rotating assembly, the connecting rod assemblies are arranged between the top plate and the bottom plate at equal intervals, the connecting rod assemblies are connected through supporting assemblies, and the connecting rod assemblies at the ends are connected with the rotating assembly. The connecting rod assembly comprises a chain plate, positioning plates are arranged at the top end and the bottom end of the chain plate through pin shafts, the positioning plates are fixedly connected with the top plate, the positioning plates are fixedly connected with the bottom plate, and the chain plate is provided with a gasket through a pin shaft. The operation difficulty and the labor intensity are greatly reduced, meanwhile, the traditional work of finding a block-up structure with a proper height is avoided, the device is suitable for various test pieces with different heights, the relative positions of the device and the lower plate of the testing machine and the test pieces can be accurately positioned, and the working efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to support platform technical field, concretely is a adjustable height support platform. BACKGROUND

[0002] In the industrial production field, the testing machine can help enterprises test the performance and quality of new products, new structures or new materials, but for the test piece with high height and small weight, it is difficult to install on the large-scale compression-shear testing machine due to the small installation space, the test piece can be raised, the test piece is connected with the upper plate of the testing machine through bolts, and then the test piece is connected with the lower plate of the testing machine through bolts.

[0003] However, different test pieces have different heights, and the maximum vertical height of the testing machine is limited, so if the height of the test piece raising support device is not adjustable, the support device is not universal; in addition, in order to ensure the accurate positioning of the test piece and the upper plate of the testing machine, the relative position of the test piece on the lower plate of the testing machine needs to be accurately controlled.

[0004] Therefore, it is necessary to develop a height-adjustable support positioning platform, which can adjust its height according to the thickness of the test piece, temporarily increase the installation space of the test piece, and reduce the installation difficulty; and can assist the positioning of the test piece, and ensure the accuracy of the test piece installation. SUMMARY

[0005] The utility model discloses a adjustable height support platform can solve the problem that the above background art proposes.

[0006] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a adjustable height support platform, including the top plate, the bottom plate is established through the adjusting mechanism under the top plate, and the adjusting mechanism includes the connecting rod assembly and the rotating assembly, and the connecting rod assembly is equidistantly arranged between the top plate and the bottom plate, and the connecting rod assembly is connected through the support assembly between the connecting rod assembly, and the connecting rod assembly at the end is connected with the rotating assembly.

[0007] Preferably, in order to adjust the height of the whole body as required, facilitate adaptation, the connecting rod assembly includes a chain plate, the chain plate top end and bottom end are provided with positioning plates through pin shafts, the top end positioning plate is fixedly connected with the top plate, the bottom end positioning plate is fixedly connected with the bottom plate, and the middle chain plate is provided with a gasket through a pin shaft.

[0008] Preferably, in order to facilitate connection and assembly, and also facilitate positioning and fixing, the positioning plate, the gasket and the chain plate are provided with holes through which the pin shafts can pass, and the pin shafts are provided with elastic retaining rings at both ends.

[0009] Preferably, in order to ensure the stability of the whole body and facilitate height adjustment, the support assembly includes horizontal support rods symmetrically arranged at the middle part of the connecting rod assembly, and a horizontal support sleeve matched with the horizontal support rod is sleeved between adjacent connecting rod assemblies.

[0010] Preferably, in order to conveniently adjust the overall height, conveniently adapt to use, the rotating assembly comprises adjustment sleeves fixedly connected with the intermediate position pins of the connecting rod assemblies of the end portions, adjustment screws are engaged through threads between the two adjustment sleeves, and the thread rotation directions of the two adjustment sleeves are opposite.

[0011] Preferably, in order to conveniently perform the rotating operation, one end of the adjustment screw is further fixedly provided with a crank handle.

[0012] Preferably, in order to conveniently position the relative positions of the top plate and the bottom plate with the lower plate of the testing machine and the test piece, the middle positions of the top end and the bottom end of the top plate and the bottom plate are each provided with a center line.

[0013] Compared with the prior art, the testing machine has the beneficial effects that when the test piece with small installation height and large weight is installed, the installation height can be increased, self-adaptive adjustment is performed according to the actual size of the testing machine and the like, thereby conveniently facilitating the installation operation, greatly reducing the operation difficulty and labor intensity, simultaneously avoiding the work of searching for a suitable height of the traditional cushioning structure, being suitable for test pieces with various different heights, improving the applicability, accurately positioning the relative positions of the top plate and the bottom plate with the lower plate of the testing machine and the test piece, avoiding repeated adjustment of the test piece, and greatly improving the work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A structural schematic view of the height-adjustable supporting platform is provided for the utility model;

[0015] Figure 2 A structural schematic view of the adjusting mechanism in the height-adjustable supporting platform is provided for the utility model;

[0016] Figure 3 A structural schematic view of the connecting rod assembly in the height-adjustable supporting platform is provided for the utility model;

[0017] Figure 4 A structural schematic view of the rotating assembly in the height-adjustable supporting platform is provided for the utility model;

[0018] Figure 5 A structural schematic view of the pin in the height-adjustable supporting platform is provided for the utility model.

[0019] In the drawing: 1, top plate; 2, adjusting mechanism; 21, connecting rod assembly; 211, positioning plate; 2112, hole; 212, chain plate; 213, pin; 2131, elastic retaining ring for shaft; 214, gasket; 215, transverse supporting rod; 216, transverse supporting sleeve; 22, rotating assembly; 221, adjustment sleeve; 222, adjustment screw; 223, crank handle; 3, bottom plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-5 The utility model provides an embodiment: a height adjustable support platform, including roof 1 and bottom plate 3, roof 1 is connected with bottom plate 3 through adjusting mechanism 2, can conveniently adjust the height of whole, and then can adjust the height of self according to the thickness of test piece, in order to conveniently adjust while ensuring the stability of whole, adjusting mechanism includes multiple connecting rod assemblies 21 and rotating assembly 22, wherein roof 1 and bottom plate 3 are equidistantly provided with multiple connecting rod assemblies 21, its number can be three groups or four groups etc., and connecting rod assembly 21 is connected through support assembly between, and one end of connecting rod assembly 21 is connected with rotating assembly 22, can conveniently adjust the height, for roof 1 and bottom plate 3, its plane size is same, conveniently accurately positions the relative position of test piece and testing machine platform, and the central position of both top and bottom is marked with center line (2mm line width), convenient for positioning center position.

[0022] Please refer to Figures 1-5 In order to conveniently adjust the height while ensuring the stability of whole, connecting rod assembly 21 includes chain plate 212, wherein the top and bottom of chain plate 212 are connected with positioning plate 211 through pin shaft 213, wherein positioning plate 211 is welded and fixed with roof 1 and bottom plate 3 respectively (top with roof 1, bottom with bottom plate 3), and the middle chain plate 212 is provided with washer 214 through pin shaft 213, and positioning plate 211, washer 214 and chain plate 212 are all provided with hole 2112 through which pin shaft 213 can pass, which can conveniently connect and assemble, and the both ends of pin shaft 213 are provided with shaft elastic baffle 2131, which can limit and fix pin shaft 213, and also facilitates dismounting, and the middle part of connecting rod assembly 21 is symmetrically inserted with horizontal support rod 215 of support assembly, and horizontal support sleeve 216 is equidistantly sleeved outside horizontal support rod 215, and horizontal support sleeve 216 is located between adjacent connecting rod assemblies 21, and the end of pin shaft 213 at the middle position of one end connecting rod assembly 21 is fixedly connected with adjusting sleeve 221 of rotating assembly 22, adjusting screw 222 is engaged between two adjusting sleeves 221 through screw threads, and the screw threads of two adjusting sleeves 221 are opposite, in order to conveniently rotate and adjust, one end of adjusting screw 222 is welded with crank handle 223. Figure 2

[0023] ​Working principle: when using, when the overall height needs to be adjusted, the handle 223 is rotated clockwise, the adjusting screw 222 is rotated, the two adjusting sleeves 221 are away from each other under the action of thread engagement, the connecting rod assembly 21 is rotated through the cooperation of the pin shaft 213, at the moment, the top plate 1 is lowered, when the height needs to be adjusted, the handle 223 is rotated counterclockwise, the two adjusting sleeves 221 are close to each other, the connecting rod assembly 21 is rotated through the cooperation of the pin shaft 213, lifting operation is realized.

[0024] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. An adjustable height support platform comprising a top plate (1), characterised in that: The top plate (1) is provided with a bottom plate (3) through an adjusting mechanism (2), the adjusting mechanism (2) comprises a connecting rod assembly (21) and a rotating assembly (22), the connecting rod assembly (21) is equidistantly arranged between the top plate (1) and the bottom plate (3), and the connecting rod assemblies (21) are connected through a support assembly, and the connecting rod assembly (21) at the end is connected with the rotating assembly (22).

2. The height-adjustable support platform according to claim 1, wherein: The connecting rod assembly (21) comprises a chain plate (212), the chain plate (212) is provided with a positioning plate (211) at the top end and the bottom end through a pin shaft (213), the positioning plate (211) at the top end is fixedly connected with the top plate (1), the positioning plate (211) at the bottom end is fixedly connected with the bottom plate (3), and the chain plate (212) at the middle part is provided with a gasket (214) through a pin shaft (213).

3. The height-adjustable support platform of claim 2, wherein: The positioning plate (211), the gasket (214) and the chain plate (212) are all provided with a hole (2112) through which the pin shaft (213) passes, and the pin shaft (213) is provided with an elastic shaft collar (2131) at both ends.

4. The height-adjustable support platform of claim 3, wherein: The support assembly comprises a transverse support rod (215) symmetrically arranged at the middle part of the connecting rod assembly (21), and a transverse support sleeve (216) matched with the transverse support rod (215) is arranged between adjacent connecting rod assemblies (21).

5. The height-adjustable support platform of claim 4, wherein: The rotating assembly (22) comprises an adjusting sleeve (221) fixedly connected with the pin shaft (213) at the middle position of the connecting rod assembly (21) at the end, two adjusting sleeves (221) are threadedly engaged with an adjusting screw (222), and the screw threads of the two adjusting sleeves (221) are opposite in direction.

6. The height-adjustable support platform of claim 5, wherein: One end of the adjusting screw (222) is further fixedly provided with a crank handle (223).

7. The height-adjustable support platform of claim 6, wherein: The top plate (1) and the bottom plate (3) are both provided with a center line at the middle position of the top end and the bottom end.

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