Temporary supporting frame for steel truss girder incremental launching construction

Abstract

The utility model discloses a temporary supporting frame for steel truss girder incremental launching construction, which comprises a bottom box, a supporting plate is arranged at the top of the bottom box, and a lifting moving unit is arranged at the bottom of the bottom box; the lifting moving unit comprises a plurality of first hydraulic rods fixedly connected to the top of the bottom box, the supporting plate is fixedly connected with the first hydraulic rods, a plurality of universal wheels are fixedly connected to the bottom of the bottom box, and a movable groove is formed in the bottom of the bottom box. After the temporary supporting frame is moved to a proper position through the universal wheels, the bottom box is jacked up through matched use of the second hydraulic rods and the bottom plate, the universal wheels are made to be far away from the ground, and then the four corners of the bottom box are fixed through matched use of the transverse plates, the vertical rods, the handles and the supporting legs; and finally, the first hydraulic rod extends to enable the supporting plate to be in contact with the supported surface, so that the temporary supporting frame has the advantages of being convenient to move and adjusting the height.

Description

Technical Field

[0001] The utility model relates to the technical field of steel trusses, in particular to a temporary support frame for top-pushing construction of steel truss beams. Background Art

[0002] Steel trusses refer to trusses made of steel. Steel trusses are often used as the main load-bearing components in roof structures, crane beams, bridges and hydraulic gates of industrial and civil buildings. Various towers, such as mast towers, TV towers and transmission line towers, often use spatial steel trusses composed of three-sided, four-sided or multi-sided plane trusses. A temporary support frame is required during the construction of steel trusses.

[0003] However, some existing temporary support frames do not have the function of convenient movement and height adjustment. When encountering construction sites at different heights, if the temporary support frames cannot be conveniently moved and adjusted in height, it will affect people's construction progress and construction effects, thereby reducing the practicality of the temporary support frames. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a temporary support frame for steel truss beam jacking construction, which has the advantages of convenient movement and height adjustment, and solves the problem that some existing temporary support frames do not have the function of convenient movement and height adjustment. When encountering construction sites at different heights, if the temporary support frame cannot be conveniently moved and adjusted in height, it will affect people's construction progress and construction effects, thereby reducing the practicality of the temporary support frame.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a temporary support frame for top-pushing construction of a steel truss beam, comprising a bottom box, a support plate is arranged on the top of the bottom box, and a lifting and moving unit is arranged on the bottom of the bottom box;

[0006] The lifting and moving unit includes a plurality of first hydraulic rods fixedly connected to the top of the bottom box, and the support plate is fixedly connected to the first hydraulic rods, a plurality of universal wheels are fixedly connected to the bottom of the bottom box, a movable groove is provided at the bottom of the bottom box, a plurality of second hydraulic rods are fixedly connected to the bottom wall of the bottom box, the output ends of the second hydraulic rods are fixedly connected to the bottom plate, a plurality of horizontal plates are fixedly connected to the left and right sides of the bottom box, the internal threads of the horizontal plates are connected to vertical rods, the tops of the vertical rods are fixedly connected to handles, and the bottoms of the vertical rods are fixedly connected to support feet.

[0007] As a preferred embodiment of the present invention, a buffer plate is fixedly connected to the top of the support plate, and the buffer plate is of detachable design.

[0008] As a preferred embodiment of the present invention, both left and right walls of the movable groove are rollingly connected with a plurality of balls, and the balls can be slidably connected to the bottom plate.

[0009] As a preferred embodiment of the utility model, a plurality of connecting plates are fixedly connected to the surface of the second hydraulic rod, and the connecting plates are fixedly connected to the bottom plate.

[0010] As a preferred embodiment of the present invention, a friction plate is fixedly connected to the bottom of the base plate, and the friction plate can be in contact with the ground.

[0011] As a preferred embodiment of the present invention, a brake pad is provided inside the universal wheel, and the brake pad is located on the left side of the universal wheel.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. After the utility model moves the temporary support frame to a suitable position through the universal wheel, the bottom box is lifted up through the cooperation of the second hydraulic rod and the bottom plate, so that the universal wheel is away from the ground, and then the four corners of the bottom box are fixed through the cooperation of the horizontal plate, the vertical rod, the handle and the supporting foot. Finally, the first hydraulic rod is extended to contact the supporting plate with the supported surface, so that the temporary support frame has the advantages of convenient movement and height adjustment.

[0014] 2. The utility model provides a buffer plate so that when the support plate contacts the supported surface, the buffer plate can buffer the upward impact force of the support plate and protect the support plate from damage, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 The utility model structure Figure 1 A is an enlarged view of the middle image.

[0017] In the figure: 1. bottom box; 2. support plate; 3. lifting and moving unit; 31. first hydraulic rod; 32. universal wheel; 33. movable groove; 34. second hydraulic rod; 35. bottom plate; 36. horizontal plate; 37. vertical rod; 38. handle; 39. supporting foot; 4. buffer plate; 5. ball bearing; 6. connecting plate; 7. friction plate; 8. brake pad. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] like Figure 1 to Figure 2 As shown, a temporary support frame for top-pushing construction of a steel truss beam comprises a bottom box 1, a support plate 2 is arranged on the top of the bottom box 1, and a lifting and moving unit 3 is arranged on the bottom of the bottom box 1;

[0020] The lifting and moving unit 3 includes a plurality of first hydraulic rods 31 fixedly connected to the top of the bottom box 1, and the support plate 2 is fixedly connected to the first hydraulic rods 31, a plurality of universal wheels 32 are fixedly connected to the bottom of the bottom box 1, a movable groove 33 is provided at the bottom of the bottom box 1, a plurality of second hydraulic rods 34 are fixedly connected to the bottom wall of the bottom box 1, the output end of the second hydraulic rod 34 is fixedly connected to the bottom plate 35, a plurality of cross plates 36 are fixedly connected to the left and right sides of the bottom box 1, the internal threads of the cross plates 36 are connected to vertical rods 37, the top of the vertical rods 37 are fixedly connected to handles 38, and the bottom of the vertical rods 37 are fixedly connected to support feet 39.

[0021] refer to Figure 1 A buffer plate 4 is fixedly connected to the top of the support plate 2, and the buffer plate 4 is detachable.

[0022] As a technical optimization solution of the utility model, by setting a buffer plate 4, the upward impact force of the support plate 2 can be buffered by the buffer plate 4 when the support plate 2 contacts the supported surface, and the support plate 2 can be protected from damage, thereby improving practicality.

[0023] refer to Figure 1 and Figure 2 A plurality of balls 5 are rollingly connected to the left and right walls of the movable groove 33 , and the balls 5 can be slidably connected to the bottom plate 35 .

[0024] As a technical optimization solution of the present invention, by providing the ball bearings 5 ​​, the friction between the bottom plate 35 and the movable groove 33 is reduced, thereby improving the sliding property of the bottom plate 35 .

[0025] refer to Figure 1 and Figure 2 A plurality of connecting plates 6 are fixedly connected to the surface of the second hydraulic rod 34 , and the connecting plates 6 are fixedly connected to the bottom plate 35 .

[0026] As a technical optimization solution of the utility model, by providing the connecting plate 6, the connection effect between the second hydraulic rod 34 and the bottom plate 35 is increased, thereby reducing the probability of the bottom plate 35 being separated from the second hydraulic rod 34 after long-term use, thereby improving practicality.

[0027] refer to Figure 1 and Figure 2 The bottom of the bottom plate 35 is fixedly connected with a friction plate 7, and the friction plate 7 can be in contact with the ground.

[0028] As a technical optimization solution of the present invention, by providing the friction plate 7, the friction between the bottom plate 35 and the ground is increased, thereby further improving the stability of the temporary support frame when in use.

[0029] refer to Figure 1 and Figure 2 A brake pad 8 is arranged inside the universal wheel 32 , and the brake pad 8 is located on the left side of the universal wheel 32 .

[0030] As a technical optimization solution of the utility model, by providing the brake pads 8, the phenomenon of the vehicle slipping due to uneven ground when placing the temporary support frame is avoided, thereby improving the limiting performance.

[0031] The working principle and use process of the utility model are as follows: when a temporary support frame is needed, people first move the temporary support frame to a suitable position through the universal wheel 32, and then extend the output end of the second hydraulic rod 34 to make the bottom plate 35 contact the ground and lift the bottom box 1 so that the universal wheel 32 is away from the ground. Then people rotate the vertical rod 37 through the handle 38 to move the support foot 39 downward and contact the ground, so as to achieve the effect of stabilizing the bottom box 1. Finally, extend the first hydraulic rod 31 to make the support plate 2 contact the supported surface.

[0032] In summary: the temporary support frame for steel truss beam jacking construction solves the problem that some existing temporary support frames do not have the function of convenient movement and height adjustment by lifting the mobile unit 3. When encountering construction sites at different heights, if the temporary support frame cannot be conveniently moved and adjusted in height, it will affect people's construction progress and construction effects, thereby reducing the practicality of the temporary support frame.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A temporary support frame for steel truss beam jacking construction, comprising a bottom box (1), characterized in that: A support plate (2) is provided on the top of the bottom box (1), and a lifting and moving unit (3) is provided on the bottom of the bottom box (1); The lifting and moving unit (3) comprises a plurality of first hydraulic rods (31) fixedly connected to the top of the bottom box (1), and the support plate (2) is fixedly connected to the first hydraulic rods (31); the bottom of the bottom box (1) is fixedly connected to a plurality of universal wheels (32); the bottom of the bottom box (1) is provided with a movable groove (33); the bottom wall of the bottom box (1) is fixedly connected to a plurality of second hydraulic rods (34); the output ends of the second hydraulic rods (34) are fixedly connected to the bottom plate (35); the left and right sides of the bottom box (1) are fixedly connected to a plurality of horizontal plates (36); the internal threads of the horizontal plates (36) are connected to vertical rods (37); the tops of the vertical rods (37) are fixedly connected to handles (38); and the bottoms of the vertical rods (37) are fixedly connected to support feet (39).

2. A temporary support frame for steel truss beam jacking construction according to claim 1, characterized in that: A buffer plate (4) is fixedly connected to the top of the support plate (2), and the buffer plate (4) is of detachable design.

3. A temporary support frame for top-pushing construction of a steel truss beam according to claim 1, characterized in that: A plurality of balls (5) are rollingly connected to both the left and right walls of the movable groove (33), and the balls (5) can be slidably connected to the bottom plate (35).

4. A temporary support frame for top-pushing construction of steel truss beams according to claim 1, characterized in that: A plurality of connecting plates (6) are fixedly connected to the surface of the second hydraulic rod (34), and the connecting plates (6) are fixedly connected to the bottom plate (35).

5. A temporary support frame for top-pushing construction of steel truss beams according to claim 1, characterized in that: A friction plate (7) is fixedly connected to the bottom of the bottom plate (35), and the friction plate (7) can be in contact with the ground.

6. A temporary support frame for steel truss beam jacking construction according to claim 1, characterized in that: A brake pad (8) is arranged inside the universal wheel (32), and the brake pad (8) is located on the left side of the universal wheel (32).

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