Tensioning equipment jack supporting frame reinforcing structure

Abstract

The utility model discloses a reinforcing structure for a jack supporting frame of tensioning equipment. The reinforcing structure comprises a supporting assembly (1) and a support assembly (2) connected with the supporting assembly (1). The supporting assembly (1) comprises first supporting plates (15) which are symmetrically arranged, a connecting pipe (19) arranged between the first supporting plates (15) and a blind pipe (17) arranged on one side of each first supporting plate (15), and the two ends of the connecting pipe (19) are movably connected with the first supporting plates (15) through threaded rods (12) respectively; the support assembly (2) comprises stand column units embedded in the blind pipe (17), a first connecting rod (22) and a second connecting rod (23) are arranged between the stand column units, and the first connecting rod (22) and the second connecting rod (23) are hinged through a connecting piece (21). Through the design of the supporting assemblies and the support assemblies which are detachably connected, the distance between the supporting assemblies is adjusted, so that the supporting assemblies are suitable for the size of the jack, and the jack is fixed.

Description

Technical Field

[0001] The utility model belongs to the technical field of bridge construction, and more specifically, relates to a reinforcement structure for a jack support frame of a tensioning device. Background Art

[0002] In the field of civil engineering, especially for the construction of long-span bridges, the application of prestress technology can significantly improve the bearing capacity and spanning ability of structures. As an important device in the construction of prestressed beam projects, the prestress tensioning jack is heavy, so a support device is required during the tensioning process. Moreover, prestress jacks have different specifications, which usually correspond to different load-bearing capacities and application fields. Therefore, when selecting a support frame, it is necessary to match it according to the specifications of the jack.

[0003] To solve the above problems, patent document CN202011240711.8 discloses a jack support seat. By providing an arc-shaped groove on the base and a pair of vertical plates symmetrically arranged on the opposite sides of the arc-shaped groove, the technical effect of conveniently horizontally supporting the jack on any terrain is achieved.

[0004] However, further research finds that the existing support device structures generally adopt fixed designs and are not detachable, resulting in a large occupied space and thus being unfavorable for transportation and storage. Moreover, the existing support devices cannot be adjusted and are not applicable to jacks of different specifications, with poor versatility. Summary of the Utility Model

[0005] Aiming at the above defects or improvement requirements of the prior art, the utility model provides a reinforcement structure for a jack support frame of a tensioning device. Through the design of a detachable support component and a bracket component, the two bracket components are installed on the support component, and then the distance between the support components is adjusted to make it suitable for the jack size and fix it. The installation and disassembly are simple, which is convenient for transportation and storage.

[0006] To achieve the above object, the utility model provides a reinforcement structure for a jack support frame of a tensioning device, including a support component and a bracket component connected to the support component; wherein,

[0007] The support component includes symmetrically arranged first support plates, a connecting pipe arranged between the first support plates, and a blind pipe arranged on one side of the first support plates. Both ends of the connecting pipe are movably connected to the first support plates through threaded rods;

[0008] The bracket component includes a column unit nested in the blind pipe. A first connecting rod and a second connecting rod are arranged between the column units, and the first connecting rod and the second connecting rod are hinged through a connecting piece.

[0009] Further, the support assembly further includes a second support plate symmetrically arranged with the first support plate.

[0010] Further, the support assembly further includes a cross beam disposed between the first support plate and the second support plate.

[0011] Further, the support assembly further includes a nut sleeved on the threaded rod.

[0012] Further, the support assembly further includes a fixing seat, one side of the fixing seat is fixedly connected to the threaded rod, and the other side is fixedly connected to the first support plate.

[0013] Further, the support assembly further includes a reinforcing block disposed between the blind tube and the cross beam.

[0014] Further, the support assembly further includes a protective sleeve disposed on the tops of the first support plate and the second support plate.

[0015] Further, the column unit includes a first angle steel, a second angle steel, a third angle steel, and a fourth angle steel.

[0016] Further, a first sliding groove is provided on the first angle steel;

[0017] A second sliding groove is provided on the third angle steel.

[0018] Further, a cushion block is provided at the bottom of the column unit.

[0019] Generally speaking, compared with the prior art by the above technical solutions conceived by the present utility model, the following beneficial effects can be achieved:

[0020] (1) Through the design of the detachable support assembly and the bracket assembly of the present utility model, two bracket assemblies are installed on the support assembly, and then the distance between the support assemblies is adjusted to be suitable for the size of the jack and fix it. Moreover, the installation and disassembly are simple, which is convenient for transportation and storage.

[0021] (2) By rotating the connecting pipe of the present utility model, the threaded rod is driven by the nut, the first support plate is driven by the fixing seat, and the blind tube is driven by the first support plate through the cross beam, so as to realize the adjustment of the distance between the two blind tubes, which can be suitable for jacks of different specifications and is more versatile than the existing support devices.

[0022] (3) In the structure of the present utility model, a first sliding groove is formed on the first angle steel, and one end of the first connecting rod is slidably connected in the first sliding groove. A second sliding groove is formed on the third angle steel, and one end of the second connecting rod is slidably connected in the second sliding groove. The first sliding groove is used to realize the sliding between the first connecting rod and the first angle steel, and the second sliding groove is used to realize the sliding between the second connecting rod and the third angle steel. Description of the Drawings

[0023] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required in the description of the embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0024] Figure 1 It is a schematic diagram of the overall three-dimensional structure of a reinforcement structure for a jack support of a tensioning device of the present invention;

[0025] Figure 2 It is a schematic diagram of the overall three-dimensional sectional structure of a reinforcement structure for a jack support of a tensioning device of the present invention;

[0026] Figure 3 is Figure 2 an enlarged view of the structure of area A in

[0027] In all the drawings, the same reference numerals represent the same technical features, specifically: 1 - support assembly, 11 - nut, 12 - threaded rod, 13 - fixed seat, 14 - cross beam, 15 - first support plate, 16 - reinforcement block, 17 - blind tube, 18 - protective sleeve, 19 - connecting pipe, 110 - second support plate, 2 - bracket assembly, 21 - connecting piece, 22 - first connecting rod, 23 - second connecting rod, 24 - first angle steel, 25 - first chute, 26 - second angle steel, 27 - cushion block, 28 - third angle steel, 29 - second chute, 210 - fourth angle steel. Detailed implementation manners

[0028] In order to make the purpose, technical solutions and advantages of the present invention clearer, the following further details the present invention in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0029] Such as Figures 1 - 3As shown in the figure, the present utility model provides a reinforcement structure for a jack support of a tensioning device, which includes a support assembly 1 and a bracket assembly 2 connected to the support assembly 1. The two bracket assemblies 2 are installed on the support assembly 1, and then the distance between the support assemblies 1 is adjusted to be suitable for the size of the jack and to fix it. Among them, the support assembly 1 includes a nut 11, a threaded rod 12, a fixed seat 13, a cross beam 14, a first support plate 15, a blind tube 17, a connecting tube 19 and a second support plate 110. Nuts 11 are fixedly connected to both ends of the connecting tube 19. The threaded rod 12 is threadedly connected to the nut 11. One end of the threaded rod 12 is fixedly connected to the fixed seat 13. The fixed seat 13 is fixedly connected to the first support plate 15. The first support plate 15 is fixedly connected to the cross beam 14. The cross beam 14 is fixedly connected to the second support plate 110. Blind tubes 17 are fixedly connected to both ends of the cross beam 14. By rotating the connecting tube 19, the threaded rod 12 can be driven through the nut 11. The threaded rod 12 drives the first support plate 15 through the fixed seat 13. The first support plate 15 drives the blind tube 17 through the cross beam 14, so as to realize the adjustment of the distance between the two blind tubes 17. The second support plate 110 and the first support plate 15 are used to support the jack. A protective sleeve 18 is provided at the top of the cross beam 14, and the protective sleeve 18 is sleeved on the first support plate 15 and the second support plate 110. The protective sleeve 18 is used to prevent scratching the surface protective layer of the jack. Two reinforcing blocks 16 are fixedly connected to the blind tube 17, and the reinforcing blocks 16 are fixedly connected to the cross beam 14. The reinforcing blocks 16 are used to reinforce the connection between the cross beam 14 and the blind tube 17. Two bracket assemblies 2 are installed on the support assembly 1.

[0030] As Figures 2 - 3As shown, the bracket assembly 2 includes a connecting member 21, a first connecting rod 22, a second connecting rod 23, a first angle steel 24, a first sliding groove 25, a second angle steel 26, a cushion block 27, a third angle steel 28, a second sliding groove 29, and a fourth angle steel 210. The first connecting rod 22 and the second connecting rod 23 are hinged by the connecting member 21. One end of the second connecting rod 23 is hinged with the first angle steel 24, and the other end is slidably connected with the third angle steel 28. One end of the first connecting rod 22 is hinged on the third angle steel 28, and the other end is slidably connected to the first angle steel 24. The second angle steel 26 is fixedly connected to the first angle steel 24, and the fourth angle steel 210 is fixedly connected to the third angle steel 28. The second angle steel 26 and the fourth angle steel 210 are respectively sleeved in two blind tubes 17. The connecting member 21 is used to connect the first connecting rod 22 and the second connecting rod 23. The first angle steel 24 and the third angle steel 28 are used to connect the first connecting rod 22 and the second connecting rod 23. The second angle steel 26 and the fourth angle steel 210 are used to support the blind tubes 17. A first sliding groove 25 is formed on the first angle steel 24, and one end of the first connecting rod 22 is slidably connected in the first sliding groove 25. A second sliding groove 29 is formed on the third angle steel 28, and one end of the second connecting rod 23 is slidably connected in the second sliding groove 29. The first sliding groove 25 is used to realize the sliding between the first connecting rod 22 and the first angle steel 24, and the second sliding groove 29 is used to realize the sliding between the second connecting rod 23 and the third angle steel 28. Cushion blocks 27 are fixedly connected to the tops of the second angle steel 26 and the fourth angle steel 210, and the first angle steel 24 and the third angle steel 28 are respectively fixedly connected to the two cushion blocks 27. The cushion blocks 27 are used to protect the bottoms of the first angle steel 24, the second angle steel 26, the third angle steel 28, and the fourth angle steel 210.

[0031] In addition, in another embodiment of the present utility model, when using the present utility model for jack support, first install the two support assemblies 2 on the support assembly 1, and then adjust the support assembly 1 to make it suitable for the jack, that is, insert the second angle steel 26 and the fourth angle steel 210 into the two blind tubes 17 respectively, and then rotate the connecting tube 19. Drive the threaded rod 12 through the nut 11. The threaded rod 12 drives the first support plate 15 through the fixed seat 13. The first support plate 15 drives the blind tube 17 through the cross beam 14, so that the second angle steel 26 and the fourth angle steel 210 move in opposite directions. At the same time, one end of the first connecting rod 22 deflects on the third angle steel 28, and the other end slides in the first chute 25. One end of the second connecting rod 23 deflects on the first angle steel 24, and the other end slides in the second chute 29. When the distance between the two protective sleeves 18 meets the installation requirements of the jack, stop rotating the connecting tube 19, and the jack can be installed on the protective sleeve 18. Among them, the reinforcement block 16 is used to reinforce the connection between the cross beam 14 and the blind tube 17. The second support plate 110 and the first support plate 15 are used to support the jack. The connecting piece 21 is used to realize the hinge connection of the first connecting rod 22 and the second connecting rod 23. The cushion block 27 is used to protect the bottoms of the first angle steel 24, the second angle steel 26, the third angle steel 28 and the fourth angle steel 210. The thread directions of the two threaded rods 12 are opposite.

[0032] In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0033] The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A jack support frame reinforcement structure for tensioning equipment, characterized in that: It comprises a support assembly (1) and a bracket assembly (2) connected to the support assembly (1); wherein: The support assembly (1) comprises symmetrically arranged first support plates (15), a connecting pipe (19) arranged between the first support plates (15), and a blind pipe (17) arranged on one side of the first support plate (15), wherein both ends of the connecting pipe (19) are movably connected to the first support plate (15) via threaded rods (12); The support assembly (2) comprises a column unit nested in the blind tube (17), a first connecting rod (22) and a second connecting rod (23) are arranged between the column units, and the first connecting rod (22) and the second connecting rod (23) are hingedly connected via a connecting piece (21).

2. A tensioning equipment jack support frame reinforcement structure according to claim 1, characterized in that: The support assembly (1) further comprises a second support plate (110) which is arranged symmetrically with the first support plate (15).

3. A tensioning equipment jack support frame reinforcement structure according to claim 2, characterized in that: The support assembly (1) further comprises a crossbeam (14) arranged between the first support plate (15) and the second support plate (110).

4. A tensioning equipment jack support frame reinforcement structure according to claim 3, characterized in that: The support assembly (1) further comprises a nut (11) sleeved on the threaded rod (12).

5. A tensioning equipment jack support frame reinforcement structure according to claim 4, characterized in that: The support assembly (1) further comprises a fixing seat (13), one side of the fixing seat (13) being fixedly connected to the threaded rod (12), and the other side of the fixing seat (13) being fixedly connected to the first support plate (15).

6. A tensioning equipment jack support frame reinforcement structure according to claim 5, characterized in that: The support assembly (1) further comprises a reinforcement block (16) arranged between the blind tube (17) and the crossbeam (14).

7. A tensioning equipment jack support frame reinforcement structure according to claim 6, characterized in that: The support assembly (1) further comprises a protective cover (18) arranged on the top of the first support plate (15) and the second support plate (110).

8. A jack support frame reinforcement structure for tensioning equipment according to any one of claims 1 to 7, characterized in that: The column unit comprises a first angle steel (24), a second angle steel (26), a third angle steel (28) and a fourth angle steel (210).

9. A tensioning equipment jack support frame reinforcement structure according to claim 8, characterized in that: The first angle steel (24) is provided with a first sliding groove (25); The third angle steel (28) is provided with a second sliding groove (29).

10. A tensioning equipment jack support frame reinforcement structure according to claim 9, characterized in that: A cushion block (27) is provided at the bottom of the column unit.

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