Movable steel structure temporary supporting device

Abstract

The utility model relates to the technical field of building construction, in particular to a movable steel structure temporary supporting device which comprises a first cross beam, a supporting cylinder is fixedly connected to the outer surface of the first cross beam, a first lead screw is slidably connected to the interior of the supporting cylinder, and a second cross beam is fixedly connected to one end of the first lead screw; the outer surface of the first cross beam is rotationally connected with two first supporting strips, and the outer surface of the second cross beam is rotationally connected with two second supporting strips. Through the arrangement of components such as the first cross beam and the second cross beam, the first cross beam and the second cross beam can drive the supporting plate and the like to move up and down through the first supporting strip and the second supporting strip through the mutual matching relation between the first cross beam and the second cross beam; and therefore, the effect that a first bottom wheel and a second bottom wheel make contact with the ground by arranging a first cross beam and a second cross beam is achieved, and the defect that according to an existing technical scheme, the position of the supporting device is inconvenient to change is overcome.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of buildings, in particular to a mobile steel structure temporary support device. BACKGROUND

[0002] Steel structures are mainly composed of steel beams, steel columns, steel trusses and other components made of section steel and steel plates. In the steel structure, the structures are connected by welding, bolts or rivets between components or parts. Steel structures have the characteristics of high strength, light weight, strong deformation ability, good toughness and high reliability. The application of steel structures in construction engineering can effectively improve the performance of construction engineering and save construction engineering cost. Using steel structures instead of concrete structures can reduce the use of sand, stone and cement and reduce the damage to non-renewable resources.

[0003] Through retrieval, a steel structure temporary support device is disclosed in Chinese Patent Publication No. CN216811124U, which comprises a support pipe column, a connecting flange and a top support assembly. The connecting flange is fixedly installed at the bottom end of the support pipe column, and the top support assembly is installed at the top end of the support pipe column. The top support assembly comprises a leveling steel plate and a vertical connecting steel plate. The vertical connecting steel plate is connected to the bottom end of the leveling steel plate. The top end surface of the support pipe column is provided with a plurality of welding grooves matched with the vertical connecting steel plate. The vertical connecting steel plate is welded and fixed to the top end surface of the support pipe column through the welding grooves. The utility model has the characteristics of high flatness and strong rigidity when supporting the steel structure. The temporary support work can be completed without using a jack, which not only reduces the use and unloading costs, but also leaves unloading space for the vertical connecting steel plate on the support pipe column. After the use of the entire device is completed, unloading is facilitated.

[0004] For the related technology in the above, the inventors found that the following defects exist: it is inconvenient to change the position of the support device. UTILITY MODEL CONTENTS

[0005] In order to facilitate the change of the position of the support device, the application provides a mobile steel structure temporary support device.

[0006] The application provides a mobile steel structure temporary support device, which adopts the following technical scheme: a mobile steel structure temporary support device, which comprises a first cross beam, the outer surface of the first cross beam is fixedly connected with a support cylinder, the inside of the support cylinder is slidably connected with a first lead screw, one end of the first lead screw is fixedly connected with a second cross beam, the outer surface of the first cross beam is rotatably connected with two first support strips, the outer surface of the second cross beam is rotatably connected with two second support strips, the upper portion of the support cylinder is provided with a support plate, the lower surface of the support plate is fixedly connected with two first support legs, the bottom end of each first support leg is fixedly connected with a first bottom wheel, the lower surface of the support plate is fixedly connected with two second support legs, the bottom end of each second support leg is fixedly connected with a second bottom wheel, and the lower portion of the support plate is provided with a round rod.

[0007] Optionally, the outer surface of the first cross beam is provided with two first dovetail grooves, the outer surface of the second cross beam is provided with two second dovetail grooves, and the two sides of the support cylinder are provided with a long rod.

[0008] Optionally, one end of the support cylinder is rotatably connected with a first driving piece, and the inside of the first driving piece is threadedly connected with the outer surface of the first lead screw.

[0009] Optionally, the upper surface of the support plate is fixedly connected with two top rods, and the upper portion of the support plate is provided with a top plate.

[0010] Optionally, the upper surface of the support plate is rotatably connected with a second lead screw, and the outer surface of the second lead screw is fixedly connected with a second driving piece.

[0011] Optionally, the two sides of the top plate are hingedly connected with a sub plate, and the lower surface of each sub plate is rotatably connected with two driving strips.

[0012] Optionally, the upper portion of the support plate is provided with a driving plate, and the upper portion of the driving plate is provided with a blocking ring.

[0013] In summary, the application has the following beneficial technical effects:

[0014] 1. The application sets the first cross beam and the second cross beam, and through the cooperation between the first cross beam and the second cross beam, the first cross beam and the second cross beam can drive the support plate and the like to move up and down through the first support strip and the second support strip, thereby achieving the effect that the first bottom wheel and the second bottom wheel are in contact with the ground through the setting of the first cross beam and the second cross beam, and solving the problem that the position of the support device cannot be changed in the prior art.

[0015] 2. The second screw rod and the second driving part are arranged, the second driving part can drive the driving plate to move upward through the second screw rod, the driving bar can drive the sub plate to rotate to be flush with the top plate, and the first screw rod and the second screw rod are arranged to increase the supporting area. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a schematic diagram of the overall structure in the embodiment of the application;

[0017] Figure 2 is a schematic diagram of the structure of the supporting plate in the embodiment of the application;

[0018] Figure 3 is a schematic diagram of the structure of the supporting plate in the embodiment of the application; Figure 2 is an enlarged schematic diagram of the structure at A in

[0019] Figure 4 is a schematic diagram of the structure of the supporting cylinder in the embodiment of the application;

[0020] Figure 5 is an enlarged schematic diagram of the structure at B in Figure 4

[0021] Reference signs: 1, first cross beam; 2, supporting cylinder; 3, first screw rod; 4, second cross beam; 5, first supporting bar; 6, second supporting bar; 7, supporting plate; 8, first supporting leg; 9, first bottom wheel; 10, second supporting leg; 11, second bottom wheel; 12, round rod; 13, first dovetail groove; 14, second dovetail groove; 15, long rod; 16, first driving part; 17, top rod; 18, top plate; 19, second screw rod; 20, second driving part; 21, sub plate; 22, driving bar; 23, driving plate; 24, blocking ring. DETAILED DESCRIPTION

[0022] The following will be described in detail in combination with the accompanying drawings. Figures 1-5 The application will be further described in detail.

[0023] The embodiment of the application discloses a mobile steel structure temporary supporting device, like Figure 1 , 2 ​The utility model provides a kind of movable steel structure temporary support device shown in 1,3,4,5, including first crossbeam 1, the outer surface of first crossbeam 1 is fixedly connected with support cylinder 2, the both sides of support cylinder 2 are provided with one long rod 15, the top of support cylinder 2 is provided with support plate 7, the top of support plate 7 is provided with top plate 18, the inside of support cylinder 2 is slidably connected with first screw rod 3, one end of first screw rod 3 is fixedly connected with second crossbeam 4, the outer surface of first crossbeam 1 is rotatably connected with two first support bars 5, the other end of each first support bar 5 is rotatably connected with support plate 7, the outer surface of second crossbeam 4 is rotatably connected with two second support bars 6, the other end of each second support bar 6 is rotatably connected with support plate 7, the top of support plate 7 is provided with top plate 18, the lower surface of support plate 7 is fixedly connected with two first support legs 8, the bottom of each first support leg 8 is fixedly installed with a first bottom wheel 9, the lower surface of support plate 7 is fixedly connected with two second support legs 10, the bottom of each second support leg 10 is fixedly connected with a second bottom wheel 11, and support cylinder 2 and first screw rod 3 are driven first support bar 5 and second support bar 6 by first crossbeam 1 and second crossbeam 4 respectively, and first support bar 5 and second support bar 6 drive support plate 7 to move downwards, and support plate 7 drives first bottom wheel 9 and second bottom wheel 11 to move downwards by first support leg 8 and second support leg 10 respectively, so that first bottom wheel 9 and second bottom wheel 11 are in contact with the ground.

[0024] Please refer to Figure 1 、 5 , the outer surface of first crossbeam 1 is provided with two first dovetail grooves 13, the inside of each first dovetail groove 13 is slidably connected with the outer surface of one long rod 15, and the outer surface of second crossbeam 4 is provided with two second dovetail grooves 14, the inside of each second dovetail groove 14 is interactively connected with the outer surface of another long rod 15.

[0025] Please refer to Figure 1 、 5 , one end of support cylinder 2 is rotatably connected with a first driving part 16, the inside of first driving part 16 is threadedly connected with the outer surface of first screw rod 3, by rotating first driving part 16, support cylinder 2 and first screw rod 3 can drive first crossbeam 1 and second crossbeam 4 to move towards each other respectively.

[0026] Please refer to Figure 1 、 2 ,4, the upper surface of support plate 7 is fixedly connected with two top rods 17, the top end of each top rod 17 is fixedly connected with the lower surface of top plate 18, and the lower portion of support plate 7 is provided with round rod 12, and the both ends of round rod 12 are located in the inside of first support bar 5 and second support bar 6 respectively.

[0027] Please refer to Figure 1 、 23. A second lead screw 19 is rotatably connected to the upper surface of the support plate 7. The top end of the second lead screw 19 is rotatably connected to the lower surface of the top plate 18. A second driving member 20 is fixedly connected to the outer surface of the second lead screw 19. The second lead screw 19 can be driven to rotate by the second driving member 20.

[0028] Please see Figure 1 , 2 3. A drive plate 23 is provided above the support plate 7. The interior of the drive plate 23 is slidably connected to the outer surface of the second lead screw 19. The two sides of the drive plate 23 are slidably connected to the corresponding push rods 17 respectively. A retaining ring 24 is provided above the drive plate 23. The retaining ring 24 is fixedly connected to the outer surface of the second lead screw 19.

[0029] Please see Figure 1 , 2 3. A secondary plate 21 is hinged to both sides of the top plate 18. Two drive bars 22 are rotatably connected to the lower surface of each secondary plate 21. Each drive bar 22 is rotatably connected to the drive plate 23, so that the drive plate 23 can drive the secondary plate 21 to rotate through the drive bars 22.

[0030] The implementation principle of one embodiment of this application is as follows: Rotating the second driving member 20 drives the second lead screw 19 to rotate, which in turn drives the driving plate 23 to move upwards. The driving plate 23, through the driving bar 22, drives the auxiliary plate 21 to rotate, making the upper surface of the auxiliary plate 21 flush with the upper surface of the top plate 18, thereby increasing the support area. Rotating the first driving member 16 drives the first lead screw 3 to rotate, causing the support cylinder 2 and the first lead screw 3 to respectively drive the first crossbeam 1 and the second crossbeam 4 to move towards each other. The crossbeam 4 drives the support plate 7 to move upward through the first support bar 5 and the second support bar 6. The support plate 7 drives the top plate 18 and the sub-plate 21 to move upward through the top rod 17, thereby providing support. The second drive member 20 is reversed to complete the retraction of the sub-plate 21. The first drive member 16 is reversed to make the support plate 7 move downward. The support plate 7 drives the first bottom wheel 9 and the second bottom wheel 11 to move downward through the first support leg 8 and the second support leg 10, respectively, so that the bottom of the first bottom wheel 9 and the second bottom wheel 11 contact the ground, thereby facilitating the movement of the device.

[0031] The above are all preferred embodiments of this application, and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.

Claims

1. A mobile temporary support device for steel structures, comprising a first crossbeam (1), characterized in that: A support cylinder (2) is fixedly connected to the outer surface of the first crossbeam (1). A first lead screw (3) is slidably connected inside the support cylinder (2). A second crossbeam (4) is fixedly connected to one end of the first lead screw (3). Two first support bars (5) are rotatably connected to the outer surface of the first crossbeam (1). Two second support bars (6) are rotatably connected to the outer surface of the second crossbeam (4). A support plate (7) is provided above the support cylinder (2). Two first support legs (8) are fixedly connected to the lower surface of the support plate (7). A first bottom wheel (9) is fixedly installed at the bottom end of each first support leg (8). Two second support legs (10) are fixedly connected to the lower surface of the support plate (7). A second bottom wheel (11) is fixedly connected at the bottom end of each second support leg (10). A round rod (12) is provided below the support plate (7).

2. The mobile temporary support device for steel structures according to claim 1, characterized in that: The outer surface of the first crossbeam (1) has two first dovetail grooves (13), the outer surface of the second crossbeam (4) has two second dovetail grooves (14), and a long rod (15) is provided on both sides of the support cylinder (2).

3. A mobile temporary support device for steel structures according to claim 1, characterized in that: One end of the support cylinder (2) is rotatably connected to a first driving member (16), and the interior of the first driving member (16) is threadedly connected to the outer surface of the first lead screw (3).

4. A mobile temporary support device for steel structures according to claim 1, characterized in that: Two top rods (17) are fixedly connected to the upper surface of the support plate (7), and a top plate (18) is provided above the support plate (7).

5. A mobile temporary support device for steel structures according to claim 1, characterized in that: The upper surface of the support plate (7) is rotatably connected to a second lead screw (19), and the outer surface of the second lead screw (19) is fixedly connected to a second driving member (20).

6. A mobile temporary support device for steel structures according to claim 4, characterized in that: A sub-plate (21) is hinged to both sides of the top plate (18), and two drive bars (22) are rotatably connected to the lower surface of each sub-plate (21).

7. A mobile temporary support device for steel structures according to claim 1, characterized in that: A drive plate (23) is provided above the support plate (7), and a retaining ring (24) is provided above the drive plate (23).

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