Building structure reinforcing device

Abstract

The utility model relates to the technical field of building structure reinforcing, in particular to a building structure reinforcing device which comprises a main rod, an annular boss is fixedly arranged in the middle of the main rod in a sleeved mode, a plurality of telescopic rods are hinged to the top face and the bottom face of the annular boss at intervals in the circumferential direction, and the telescopic rods are hinged to the annular boss through angle limiting assemblies. The bottom and the top of the main rod are connected with a first storage cap and a second storage cap through threads correspondingly, the first storage cap comprises an external thread table fixed to the middle of the bottom face, and the second storage cap comprises an internal thread groove formed in the middle of the top face in a matched mode. During use, the main rod is arranged in a circular inner cavity of a building structure and is coaxially arranged with the building structure, and the plurality of telescopic rods are propped against a building structure template, so that the coaxiality of the template is ensured, and the construction quality is improved; every two adjacent devices are connected through the external thread tables and the internal thread grooves, then the multiple telescopic rods abut against a building structure formwork, the construction time is shortened, and the construction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building structure reinforcement, and specifically discloses a building structure reinforcement device. Background Art

[0002] The reinforcement of the internal hole formwork is a structural system used to support the internal hole formwork in construction. It plays a vital role in ensuring the shape and dimensional accuracy of the hole and the quality of concrete pouring.

[0003] When facing the reinforcement of the formwork of the circular inner hole, the steel pipe scaffolding support system is mostly used. This system is mainly composed of steel pipes and fasteners. Generally, a full-height scaffolding is built inside the hole, and the spacing between the vertical poles and the horizontal poles is determined according to the size and shape of the hole. For example, for a smaller pipe well, a full-height scaffolding with a smaller spacing can be used. The advantages of the steel pipe scaffolding are that the materials are easy to obtain, easy to disassemble and assemble, and the spacing between the vertical poles and the horizontal poles can be flexibly adjusted according to the actual situation. At the same time, its bearing capacity can meet the support requirements of the formwork of holes of different heights and sizes through reasonable arrangement and calculation.

[0004] However, the above scheme has the problems of long working hours and low construction efficiency during the specific construction, and it is difficult to ensure the coaxiality of the templates of several circular inner holes, which may cause the displacement of the templates and affect the construction quality. Utility Model Content

[0005] In view of the above deficiencies in the prior art, the utility model provides a building structure reinforcement device to solve the problems of long working hours and low construction efficiency in the prior art, and the difficulty in ensuring the coaxiality of the templates with several circular inner holes, which may cause the templates to shift and affect the construction quality.

[0006] The technical solution adopted by the utility model to solve its technical problems is:

[0007] The building structure reinforcement device comprises a main rod, a circular boss is fixedly sleeved in the middle of the main rod, a plurality of telescopic rods are hingedly connected to the top and bottom surfaces of the circular boss at intervals along the circumferential direction, the plurality of telescopic rods are hingedly connected to the circular boss through an angle limit assembly, the bottom and top of the main rod are respectively connected with a first storage cap and a second storage cap through threads, the first storage cap comprises an external threaded platform fixedly arranged in the middle of the bottom surface, and the second storage cap comprises an internal threaded groove cooperatingly opened in the middle of the top surface.

[0008] Furthermore, a plurality of telescopic rods on the top surface of the annular boss and a plurality of telescopic rods on the bottom surface of the annular boss are arranged in a staggered manner.

[0009] Furthermore, the angle limiting assembly includes a hinge hole, which is opened on the circular boss in cooperation with the telescopic rod, a threaded hole is opened in the middle of the inner wall of the hinge hole, and the threaded hole is arranged radially along the main rod, and a screw rod is threadedly connected in the threaded hole.

[0010] Furthermore, the telescopic rod includes a square tube hinged on the inner wall of the hinge hole, the end of the square tube away from the annular boss is open, a sleeve rod is slidably connected inside the square tube, and the end of the square tube close to the annular boss is matched with the outer wall of the annular boss and is provided with an arc surface.

[0011] Furthermore, a plurality of through holes are cooperatively formed on the side walls of the square tube and the sleeve rod, and bolts are threadedly connected in the through holes.

[0012] Furthermore, a flat plate is fixedly provided at one end of the sleeve rod away from the annular boss.

[0013] Furthermore, the first storage cap also includes a first externally threaded column threadedly connected to the main rod, and a first rotating body is fixedly sleeved on the outer wall of the first externally threaded column; the second storage cap also includes a second externally threaded column threadedly connected to the main rod, and a second rotating body is fixedly sleeved on the outer wall of the second externally threaded column.

[0014] Furthermore, cavities are provided inside the first rotating body and the second rotating body, and the longitudinal sections of the first rotating body and the second rotating body are both symmetrical L-shaped structures.

[0015] Furthermore, one end of the telescopic rod away from the annular boss can be arranged in the cavity.

[0016] Furthermore, the bottom and top of the main rod are respectively matched with the first external thread column and the second external thread column to form a groove one and a groove two, and the first external thread column and the second external thread column are respectively connected in the groove one and the groove two through threads.

[0017] The beneficial effects of the utility model are:

[0018] When the utility model is in use, the main rod is placed in the circular inner cavity of the building structure and is placed coaxially with the building structure. The length is adjusted by a plurality of telescopic rods to press against the template of the building structure, thereby ensuring the coaxiality of the template and improving the construction quality. Two adjacent building structure reinforcement devices are connected by an external threaded platform and an internal threaded groove, and then a plurality of telescopic rods are extended to press against the template of the building structure, which can shorten the construction time and improve the construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of the utility model with part of the screw removed;

[0020] Figure 2 This is a schematic diagram of the structure of the utility model without the screw;

[0021] Figure 3 This is a structural cross-sectional view of the utility model without the screw;

[0022] Figure 4 for Figure 1 A schematic diagram of the structure enlargement at the center A;

[0023] Figure 5 It is a structural schematic diagram of the main rod, hinge hole, threaded hole and circular boss of the utility model;

[0024] Figure 6 It is a structural schematic diagram of the telescopic rod of the utility model.

[0025] In the figure: 1. main rod; 101. hinge hole; 102. threaded hole; 103. screw rod; 2. telescopic rod; 201. square tube; 202. sleeve rod; 203. arc surface; 204. flat plate; 3. first storage cap; 301. external thread platform; 302. first external thread column; 303. first rotating body; 4. second storage cap; 401. internal thread groove; 402. second external thread column; 403. second rotating body; 5. circular boss. DETAILED DESCRIPTION

[0026] The utility model is described and illustrated in detail below in conjunction with the accompanying drawings.

[0027] Example 1

[0028] like Figure 1-6 As shown, the building structure reinforcement device includes a main rod 1, a circular boss 5 is fixedly sleeved in the middle of the main rod 1, and a plurality of telescopic rods 2 are hingedly connected to the top and bottom surfaces of the circular boss 5 at intervals along the circumferential direction, and the plurality of telescopic rods 2 are hinged to the circular boss 5 through an angle limit assembly, and the bottom and top of the main rod 1 are respectively connected with a first storage cap 3 and a second storage cap 4 through threads, and the first storage cap 3 includes an external threaded platform 301 fixedly set in the middle of the bottom surface, and the second storage cap 4 includes an internal threaded groove 401 cooperated with and opened in the middle of the top surface.

[0029] When the utility model is in use, the main rod 1 is placed in the circular inner cavity of the building structure, coaxially with the building structure, and the length is adjusted by a plurality of telescopic rods 2 to press against the template of the building structure, thereby ensuring the coaxiality of the template and improving the construction quality; two adjacent building structure reinforcement devices are connected by the external thread platform 301 and the internal thread groove 401, and then the plurality of telescopic rods 2 are extended to press against the template of the building structure, which can shorten the construction time, improve the construction efficiency, and facilitate transportation.

[0030] The multiple telescopic rods 2 on the top surface of the annular boss 5 are staggered with the multiple telescopic rods 2 on the bottom surface of the annular boss 5. The staggered arrangement can ensure that the multiple telescopic rods 2 uniformly support the inner cavity of the building structure, and at the same time ensure that the main rod 1 is uniformly stressed and the coaxiality of the main rod 1 and the inner cavity of the building structure is ensured.

[0031] The angle limit assembly includes a hinge hole 101, which is provided on the annular boss 5 in cooperation with the telescopic rod 2. A threaded hole 102 is provided in the middle of the inner wall of the hinge hole 101, and the threaded hole 102 is arranged radially along the main rod 1. A screw rod 103 is threadedly connected in the threaded hole 102. The rotation angle between the telescopic rod 2 and the main rod 1 can be limited by the reasonable arrangement of the hinge hole 101; when in use, after the telescopic rod 2 rotates 90°, the screw rod 103 is threadedly connected in the threaded hole 102, so that the angle between the telescopic rod 2 and the main rod 1 is fixed at 90°, thereby ensuring the stability of the template support.

[0032] The telescopic rod 2 includes a square tube 201 hinged on the inner wall of the hinge hole 101, the end of the square tube 201 away from the annular boss 5 is open, a sleeve rod 202 is slidably connected in the square tube 201, and an end of the square tube 201 close to the annular boss 5 is provided with an arc surface 203 in cooperation with the outer wall of the annular boss 5. The arc surface 203 can make the telescopic rod 2 and the annular boss 5 fit closely, thereby ensuring the stability of the template support.

[0033] The side walls of the square tube 201 and the sleeve rod 202 are provided with a plurality of through holes, and bolts are connected by threads in the through holes. The length of the telescopic rod 2 is fixed by the cooperation of the bolts and the through holes.

[0034] A flat plate 204 is fixedly arranged on one end of the sleeve rod 202 away from the annular boss 5. The flat plate 204 is arranged to increase the contact area with the template, thereby ensuring the stability of the template support.

[0035] The first storage cap 3 also includes a first external thread column 302 threadedly connected to the main rod 1, and a first rotating body 303 is fixedly sleeved on the outer wall of the first external thread column 302; the second storage cap 4 also includes a second external thread column 402 threadedly connected to the main rod 1, and a second rotating body 403 is fixedly sleeved on the outer wall of the second external thread column 402. By providing the first rotating body 303 and the second rotating body 403, the telescopic rod 2 can be stored for easy transportation.

[0036] The first rotating body 303 and the second rotating body 403 are both provided with cavities therein, and the longitudinal sections of the first rotating body 303 and the second rotating body 403 are both symmetrical L-shaped structures.

[0037] One end of the telescopic rod 2 away from the annular boss 5 can be arranged in the cavity.

[0038] The bottom and top of the main rod 1 are respectively matched with the first external thread column 302 and the second external thread column 402 to form a groove 1 and a groove 2, and the first external thread column 302 and the second external thread column 402 are respectively connected in the groove 1 and the groove 2 by threads.

Claims

1. A building structure reinforcement device, comprising a main rod (1), characterized in that: A circular boss (5) is fixedly sleeved in the middle of the main rod (1), and a plurality of telescopic rods (2) are hingedly connected to the top and bottom surfaces of the circular boss (5) at intervals in the circumferential direction. The plurality of telescopic rods (2) are hingedly connected to the circular boss (5) via angle limit assemblies. The bottom and top of the main rod (1) are respectively connected to a first storage cap (3) and a second storage cap (4) via threads. The first storage cap (3) comprises an external threaded platform (301) fixedly arranged in the middle of the bottom surface, and the second storage cap (4) comprises an internal threaded groove (401) arranged in the middle of the top surface.

2. The building structure reinforcement device according to claim 1, characterized in that: The plurality of telescopic rods (2) on the top surface of the annular boss (5) and the plurality of telescopic rods (2) on the bottom surface of the annular boss (5) are arranged in a staggered manner.

3. The building structure reinforcement device according to claim 1, characterized in that: The angle limiting assembly comprises a hinge hole (101), the hinge hole (101) being formed on the annular boss (5) in cooperation with the telescopic rod (2), a threaded hole (102) being formed in the middle of the inner wall of the hinge hole (101), the threaded hole (102) being arranged radially along the main rod (1), and a screw rod (103) being threadedly connected in the threaded hole (102).

4. The building structure reinforcement device according to claim 3, characterized in that: The telescopic rod (2) comprises a square tube (201) hinged on the inner wall of the hinge hole (101); one end of the square tube (201) away from the annular boss (5) is open; a sleeve rod (202) is slidably connected inside the square tube (201); and one end of the square tube (201) close to the annular boss (5) is provided with an arc surface (203) that cooperates with the outer wall of the annular boss (5).

5. The building structure reinforcement device according to claim 4, characterized in that: A plurality of through holes are formed on the side walls of the square tube (201) and the sleeve rod (202), and bolts are threadedly connected in the through holes.

6. The building structure reinforcement device according to claim 4, characterized in that: A flat plate (204) is fixedly provided at one end of the sleeve rod (202) away from the annular boss (5).

7. The building structure reinforcement device according to claim 1, characterized in that: The first storage cap (3) further comprises a first externally threaded column (302) threadedly connected to the main rod (1), and a first rotating body (303) is fixedly sleeved on the outer wall of the first externally threaded column (302); the second storage cap (4) further comprises a second externally threaded column (402) threadedly connected to the main rod (1), and a second rotating body (403) is fixedly sleeved on the outer wall of the second externally threaded column (402).

8. The building structure reinforcement device according to claim 7, characterized in that: The first rotating body (303) and the second rotating body (403) are both provided with cavities inside, and the longitudinal sections of the first rotating body (303) and the second rotating body (403) are both symmetrical L-shaped structures.

9. The building structure reinforcement device according to claim 8, characterized in that: One end of the telescopic rod (2) away from the annular boss (5) can be arranged in the cavity.

10. The building structure reinforcement device according to claim 7, characterized in that: The bottom and top of the main rod (1) are respectively provided with groove one and groove two in cooperation with the first external thread column (302) and the second external thread column (402); the first external thread column (302) and the second external thread column (402) are respectively connected in groove one and groove two through threads.

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