Adjustable supporting device for culvert construction

Abstract

The utility model provides an adjustable supporting device for culvert construction, and solves the problems that the existing supporting device is usually supported by steel pipes, culverts are different in shape and size and generally comprise pipe-shaped culverts, box-shaped culverts and arch-shaped culverts, the arch-shaped culverts have different arc lengths, the supporting device is inconvenient to adjust according to the culverts of different structures, and the supporting device is inconvenient to adjust. The application range is limited, and inconvenience is caused. The supporting rods are controlled to move up and down by rotating the first rotating handles respectively, the top ends of the supporting rods abut against the bottoms of the arc-shaped supporting plates, and therefore the supporting device can adjust the heights of the top ends of the supporting rods respectively according to culverts of different structures so as to be flexibly suitable for the culverts of different structures.

Description

Technical Field

[0001] The utility model relates to the technical field of culvert construction, in particular to an adjustable supporting device for culvert construction. Background Art

[0002] Culverts refer to drainage channels (water passages) built under the roadbed and below the road surface in order to allow the highway to pass through the canal smoothly without hindering traffic during highway construction. Through this structure, water can flow under the highway. It is used to drain floods across natural valleys and depressions, or to cross large and small roads as a vertical traffic channel for people, livestock and vehicles, or as a canal for farmland irrigation. Culverts are mainly composed of a tunnel body, foundation, end and wing walls, etc. Culverts are based on the principle of communicating vessels and are usually built with materials such as bricks, stones, concrete and reinforced concrete.

[0003] During the construction of existing culverts, support devices are often used to support the inner wall of the culvert. Existing support devices often use steel pipes for support. However, culverts vary in shape and size, usually including box-shaped and arch-shaped. Arch-shaped culverts have different arc lengths. Support devices are not easy to adjust according to culverts of different structures, resulting in limited application scope and great inconvenience. Utility Model Content

[0004] In order to solve the problem that the existing supporting devices in the background technology often use steel pipes for support, but the shapes and sizes of culverts are different, usually including tubular, box-shaped and arched, and the culverts with arched structures have different arc lengths, and the supporting device is not convenient to adjust according to culverts with different structures, resulting in limited application scope and great inconvenience, the utility model proposes an adjustable supporting device for culvert construction.

[0005] The technical solution of the utility model is: an adjustable support device for culvert construction, including an arc-shaped support plate arranged in the culvert and extending in the front-to-back direction, a side template extending in the front-to-back direction is fixedly arranged at the bottom of the arc-shaped support plate, a support device is arranged at the bottom of the arc-shaped support plate, the support device includes a plurality of U-shaped support frames arranged at front-to-back intervals and having a lower opening structure, the U-shaped support frame includes two vertical support members arranged at left and right intervals and extending in the up-down direction, a transverse support member is detachably fixedly arranged between the tops of the two left and right vertical support members, a plurality of internal threaded sleeves arranged at left and right intervals are fixedly arranged at the top of the transverse support member, a support rod is inserted into the internal threaded sleeve, the top ends of the plurality of support rods all abut against the bottom of the arc-shaped support plate, a threaded groove is opened at the bottom end of the support rod, the bottom of the support rod is threadedly connected with the internal threaded sleeve through the threaded groove, and the bottom end of the support rod movably passes through the transverse support member and is fixedly provided with a turning handle.

[0006] Preferably, the vertical support member includes a plurality of support columns arranged vertically, connecting plates are fixedly provided at both ends of the support columns, bolts are passed through two adjacent connecting plates, and two adjacent support columns are detachably fixedly connected by the connecting plate and the bolts, and the horizontal support member is detachably fixedly provided on the support column located at the top.

[0007] Preferably, a connecting rod is fixedly provided between the tops of two supporting columns that are located at the top and correspond to each other front and back.

[0008] Preferably, a through hole 1 which is transparent from top to bottom is provided on the connecting plate at the top end of the uppermost support column, a support screw 1 is slidably inserted into the through hole 1, the top end of the support screw 1 abuts against the bottom of the arc-shaped support plate, the bottom end of the support screw 1 passes through the through hole 1 and extends into the support column, an internally threaded sleeve 2 is threadedly sleeved on the support screw 1, the internally threaded sleeve 2 abuts against the top of the connecting plate, and a turning handle 2 is fixed on the internally threaded sleeve 2.

[0009] Preferably, a guide cylinder which is transparent from top to bottom and connected with through hole 1 from top to bottom is provided at the bottom of the uppermost connecting plate, and a support screw rod 1 is passed through the guide cylinder.

[0010] Preferably, a plurality of through holes 2 are provided on each of the plurality of support columns, which are arranged at intervals up and down and are transparent from left to right. A support screw 2 is slidably inserted into the through hole 2. An internal threaded sleeve 3 is threadedly sleeved on the support screw 2. The internal threaded sleeve 3 is against a side of the support column close to the side template. A rotating handle 3 is fixed on the internal threaded sleeve 3.

[0011] A U-shaped fixing piece is fixedly arranged at one end of the second supporting screw rod close to the side formwork, and a transverse rod extending in the front-to-back direction is passed through the front and rear U-shaped fixing pieces, and a plurality of transverse rods are pressed against the side formwork.

[0012] Preferably, a plurality of longitudinal rods extending in the up-down direction are provided between the plurality of transverse rods and the side formworks, and the plurality of longitudinal rods are spaced apart from each other in the front and rear directions.

[0013] Advantages of the utility model: The utility model controls the up and down movement of multiple support rods by rotating multiple handles respectively, and the top ends of the support rods are pressed against the bottom of the arc-shaped support plate, so that the support device can adjust the heights of the top ends of the multiple support rods according to the different structures of culverts, so as to be flexibly applicable to culverts with different structures.

[0014] The support device of the utility model is composed of a plurality of U-shaped support frames with lower opening structures, which not only saves materials but also reduces the occupation of the lower space of the support device, so as to facilitate construction by workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 For this utility model Figure 1 The structural diagram in which the arc-shaped support plate and the side formwork are removed;

[0018] Figure 3 This is a structural front view of the U-shaped support frame of the utility model;

[0019] Figure 4 It is a front cross-sectional view of the connection between the connecting plate and the transverse support member of the utility model.

[0020] In the figure: 1. arc-shaped support plate; 2. support device; 3. transverse support member; 4. internal threaded sleeve 1; 5. support rod; 6. turning handle 1; 7. support column; 8. connecting plate; 9. support screw 1; 10. internal threaded sleeve 2; 11. turning handle 2; 12. guide cylinder; 13. support screw 2; 14. U-shaped fixing member; 15. transverse rod; 16. longitudinal rod; 17. connecting rod; 18. side template; 19. internal threaded sleeve 3; 20. turning handle 3. DETAILED DESCRIPTION

[0021] 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.

[0022] Embodiment 1: An adjustable support device for culvert construction, such as Figure 1-4As shown, it includes an arc-shaped support plate 1 arranged in the culvert and extending in the front-to-back direction, a side template 18 extending in the front-to-back direction is fixedly provided at the bottom of the arc-shaped support plate 1, and a support device 2 is provided at the bottom of the arc-shaped support plate 1. Specifically, the support device 2 includes a plurality of U-shaped support frames arranged at intervals in front and back and having a lower opening structure. The U-shaped support frame not only saves materials, but also reduces the space occupied at the bottom of the support device 2, so as to facilitate construction by workers; the U-shaped support frame includes two vertical support members arranged at intervals in the left and right and extending in the up-down direction. Specifically, the vertical support member includes a plurality of upper and lower The support column 7 is a square steel pipe, and connecting plates 8 are fixedly arranged at both ends of the support column 7. Bolts are commonly penetrated on two adjacent connecting plates 8, and two adjacent support columns 7 are detachably fixedly connected by the connecting plates 8 and the bolts; by changing the number of the lower support columns 7, the height of the vertical support member is changed, and then the height of the U-shaped support frame is changed, so that the support device 2 can be flexibly adjusted according to culverts of different heights to be suitable for culverts of different heights, thereby improving the adaptability of the support device 2, and disassembling the vertical support member into multiple support columns 7 can facilitate transportation and storage.

[0023] A connecting rod 17 is fixedly provided between the tops of the two supporting columns 7 located at the top and corresponding to each other in the front and back. The connecting rod 17 is an I-beam. A plurality of frame structures are formed between the multiple connecting rods 17 and the supporting columns 7, which can enhance the stability of the structure of the entire supporting device 2; a transverse support member 3 is detachably fixedly provided between the tops of the supporting columns 7 located at the top. The transverse support member 3 is an I-beam. A plurality of internal threaded sleeves 4 arranged at intervals on the left and right are fixedly provided on the top of the transverse support member 3. A supporting rod 5 is inserted into the internal threaded sleeve 4. The top ends of the multiple supporting rods 5 are all against the bottom of the arc-shaped supporting plate 1. A threaded groove is provided at the bottom end of the supporting rod 5. The bottom of the supporting rod 5 is threadedly connected to the internal threaded sleeve 4 through the threaded groove, and the bottom end of the supporting rod 5 movably passes through the transverse support member 3 and is fixedly provided with a turning handle 6.

[0024] By rotating multiple handles 6 respectively to control the up and down movement of multiple support rods 5, and placing the top ends of the support rods 5 against the bottom of the arc-shaped support plate 1, the support device 2 can adjust the heights of the top ends of the multiple support rods 5 according to the different structures of culverts, so as to be flexibly applicable to culverts of different structures.

[0025] A through hole 1 which is transparent from top to bottom is provided on the connecting plate 8 at the top of the supporting column 7 at the top. A supporting screw 9 is slidably inserted into the through hole 1. The top end of the supporting screw 9 abuts against the bottom of the arc-shaped supporting plate 1. The bottom end of the supporting screw 9 passes through the through hole 1 and extends into the supporting column 7. An internally threaded sleeve 2 10 is threadedly sleeved on the supporting screw 9. The internally threaded sleeve 2 10 abuts against the top of the connecting plate 8. A turning handle 2 11 is fixedly provided on the internally threaded sleeve 2 10. The internally threaded sleeve 2 10 is driven to rotate on the supporting screw 9 by rotating the turning handle 2 11, so as to adjust the height of the top end of the supporting screw 9 and support the bottom of the arc-shaped supporting plate 1, thereby enhancing the supporting strength and stability of the arc-shaped supporting plate 1.

[0026] A guide cylinder 12 is provided at the bottom of the uppermost connecting plate 8, which is transparent from top to bottom and connected with the through hole 1 from top to bottom. The support screw 9 is passed through the guide cylinder 12; the guide cylinder 12 can guide the support screw 9 to move up and down to prevent the support screw 9 from being squeezed by the arc-shaped support plate 1 and tilted.

[0027] A plurality of through holes 2 which are spaced apart vertically and are transparent left and right are provided on the plurality of support columns 7. A support screw 2 13 is slidably passed through the through hole 2. An internal threaded sleeve 3 19 is threadedly sleeved on the support screw 2 13. The internal threaded sleeve 3 abuts against a side of the support column 7 close to the side template 18. A turning handle 3 20 is fixedly provided on the internal threaded sleeve 3 19. A U-shaped fixing piece 14 is fixedly provided at one end of the support screw 2 13 close to the side template 18. A transverse rod 15 extending in the front-to-back direction is commonly passed through the same front and rear U-shaped fixing pieces 14. A plurality of longitudinal rods 16 extending in the up-down direction and spaced apart front-to-back are provided on the side of the transverse rod 15 close to the side template 18. The plurality of longitudinal rods 16 abut against the side template 18.

[0028] By opening a through hole 2 on the support column 7 and inserting the support screw 2 13 into the through hole 2, the support screw 2 13 can be driven to move left and right by rotating the handle 3 20 and the internal threaded sleeve 3 19, thereby achieving the purpose of supporting the side template 18 and improving the applicability of the support device 2. By arranging a plurality of transverse rods 15 and longitudinal rods 16 between the support screw 2 13 and the side template 18, the force of the support screw 2 13 can be evenly applied to the side template 18, thereby improving the stability performance.

[0029] Working principle: When in use, multiple support columns 7 are installed and spliced ​​according to the height of the culvert, and then the transverse support member 3 is installed and fixed and then located between the topmost support columns 7, and then the connecting rod 17 is installed between the tops of the two corresponding front and rear support columns 7, so that multiple frame structures are formed between the multiple connecting rods 17 and the support columns 7, and then the multiple turning handles 16 are rotated respectively to control the up and down movement of the multiple support rods 5, and the top end of the support rod 5 is pressed against the bottom of the arc-shaped support plate 1 to support the arc-shaped support plate 1, and at the same time, the turning handle 2 11 is rotated to drive the internal threaded sleeve 2 10 to rotate on the support screw 1 9, adjust the height of the top end of the support screw 1 9, and then support the bottom of the arc-shaped support plate 1 together with the support rod 5.

[0030] Then the support screw rod 2 13 is passed through the through hole 2, and the support screw rod 2 13 is driven to move left and right by rotating the handle 3 20 and the internal threaded sleeve 3 19 , and is fixed on the side template 18 through multiple transverse rods 15 and longitudinal rods 16 .

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is limited by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An adjustable support device for culvert construction, characterized in that: The invention comprises an arc-shaped support plate (1) arranged in a culvert and extending in the front-to-back direction, a side template (18) extending in the front-to-back direction is fixedly provided at the bottom of the arc-shaped support plate (1), a support device (2) is provided at the bottom of the arc-shaped support plate (1), the support device (2) comprises a plurality of U-shaped support frames arranged at intervals in front and back and having a lower opening structure, the U-shaped support frame comprises two vertical support members arranged at intervals in the left and right and extending in the up-down direction, a transverse support member (3) is detachably fixedly provided between the tops of the two vertical support members, a plurality of internal threaded sleeves (4) arranged at intervals in the left and right are fixedly provided at the tops of the transverse support members (3), a support rod (5) is inserted into the internal threaded sleeve (4), the top ends of the plurality of support rods (5) are all against the bottom of the arc-shaped support plate (1), a thread groove is provided at the bottom end of the support rod (5), the bottom of the support rod (5) is threadedly connected to the internal threaded sleeve (4) through the thread groove, and the bottom end of the support rod (5) movably passes through the transverse support member (3) and is fixedly provided with a rotating handle (6).

2. The adjustable support device for culvert construction according to claim 1, characterized in that: The vertical support member comprises a plurality of support columns (7) arranged vertically, a connecting plate (8) being fixedly provided at both ends of the support column (7), bolts being passed through two adjacent connecting plates (8), and the two adjacent support columns (7) being detachably fixedly connected via the connecting plate (8) and the bolts, and the transverse support member (3) being detachably fixedly provided on the support column (7) located at the top.

3. The adjustable support device for culvert construction according to claim 2, characterized in that: A connecting rod (17) is fixedly provided between the tops of two supporting columns (7) that are located at the top and correspond to each other front and back.

4. The adjustable support device for culvert construction according to claim 2, characterized in that: A through hole 1 which is transparent from top to bottom is formed on the connecting plate (8) at the top of the uppermost supporting column (7). A supporting screw rod 1 (9) is slidably inserted into the through hole 1. The top end of the supporting screw rod 1 (9) abuts against the bottom of the arc-shaped supporting plate (1). The bottom end of the supporting screw rod 1 (9) passes through the through hole 1 and extends into the supporting column (7). An internally threaded sleeve 2 (10) is threadedly sleeved on the supporting screw rod 1 (9). The internally threaded sleeve 2 (10) abuts against the top of the connecting plate (8). A rotating handle 2 (11) is fixedly provided on the internally threaded sleeve 2 (10).

5. The adjustable support device for culvert construction according to claim 4, characterized in that: A guide cylinder (12) which is transparent from top to bottom and connected to the through hole 1 from top to bottom is provided at the bottom of the uppermost connecting plate (8), and a support screw rod 1 (9) is inserted into the guide cylinder (12).

6. The adjustable support device for culvert construction according to claim 2, characterized in that: A plurality of through holes (2) are provided on each of the plurality of support columns (7) and are arranged at intervals in the upper and lower parts and are transparent in the left and right parts. A support screw (2) (13) is slidably inserted into the through hole. An internal threaded sleeve (3) (19) is threadedly sleeved on the support screw (13). The internal threaded sleeve (3) abuts against a side of the support column (7) close to the side template (18). A rotating handle (20) is fixedly provided on the internal threaded sleeve (19). A U-shaped fixing piece (14) is fixedly provided at one end of the second support screw rod (13) close to the side template (18), and a transverse rod (15) extending in the front-to-back direction is passed through the front and rear U-shaped fixing pieces (14), and a plurality of transverse rods (15) are abutted against the side template (18).

7. The adjustable support device for culvert construction according to claim 6, characterized in that: A plurality of longitudinal rods (16) extending in the up-down direction are arranged between the plurality of transverse rods (15) and the side templates (18), and the plurality of longitudinal rods (16) are arranged at intervals in front and back.

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