Building template connecting fastener

Abstract

The utility model discloses a building template connecting fastener, and relates to the technical field of template fasteners. The device comprises a first fastening plate and a second fastening plate, outer pushing assemblies for preliminarily fastening the first fastening plate and the second fastening plate are arranged at the two ends of the first fastening plate, and clamping plates are fixedly installed at the moving ends of the outer pushing assemblies. And an inner pushing assembly for reinforcing and fastening the first fastening plate and the second fastening plate is arranged in the clamping plate. The threaded rod is driven to rotate through the rotating disc, the sliding block pushes the clamping plate to slide on the surface of the first fastening plate, the clamping plate makes contact with and is attached to the second fastening plate, the first fastening plate and the second fastening plate are fixed to the surface of a template, the first fastening plate is connected with the second fastening plate, the ratchet wheel is shifted to drive the bidirectional lead screw to rotate, and the clamping plate is clamped on the surface of the template. The first ladder block is attached to the second ladder block, the clamping plate is pushed to be attached to the surface of the second fastening plate, and the connection stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of formwork fasteners, and particularly relates to a building formwork connection fastener. Background Technique

[0002] A building formwork is a temporary support structure, which is made according to the design requirements, so that the concrete structure and components are formed at the specified positions and geometric dimensions. The inside of a building square column is a reinforced concrete structure, and the outside is covered with formwork, which is fixed by fasteners. Chinese Patent with the publication number CN214462589U discloses an anti-detachment component of a square column buckle for building construction, including a square column buckle. A buckle head fixedly connected to the square column buckle is arranged at the side end of the square column buckle, and the square column buckles are hooked through the buckle heads to form a square surrounding structure.

[0003] For this disclosed technology, when reinforcing the formwork, it relies on the staggered connection of both ends of the plate member, and an insertion pin is inserted to fix the plate member so that it fits the formwork. Since the position of the insertion pin hole is fixed, there are likely to be gaps when using the insertion pin to fit the plate member, which affects the reinforcement effect, and it is not convenient to adjust the position of the insertion pin, making it more inconvenient to use. Content of the Utility Model

[0004] To solve the above problems, the utility model provides a building formwork connection fastener.

[0005] The utility model specifically adopts the following technical solutions to achieve the above purpose: A building formwork connection fastener includes a first fastening plate and a second fastening plate. Outer pushing components for preliminarily fastening the first fastening plate and the second fastening plate are arranged at both ends of the first fastening plate. A clamping plate is fixedly installed at the moving end of the outer pushing component. An inner pushing component for strengthening the fastening of the first fastening plate and the second fastening plate is arranged inside the clamping plate. The second fastening plate is sleeved on the surface of the first fastening plate.

[0006] The first fastening plate includes a first plate body. A chute is formed on the surface of the first plate body. The outer pushing component is arranged inside the chute. The number of chutes is two groups, and the two groups of chutes are symmetrically arranged at both ends of the first plate body.

[0007] The outer pushing component includes a threaded rod, which is rotatably installed inside the first fastening plate. A turntable is fixedly sleeved at one end of the threaded rod. A slider is threadedly installed on the surface of the threaded rod, and the slider is in contact with the inner wall of the first fastening plate. A clamping plate is fixedly installed on one side of the slider.

[0008] The clamping plate includes a sleeve plate. A sliding rod is slidably installed inside the sleeve plate. A limiting elastic piece is fixedly installed at the bottom end of the sliding rod. A pulling ring is fixedly installed at the top end of the sliding rod. A buckle is hingedly installed at the top end of the sliding rod, and the buckle is connected to the surface of the sleeve plate.

[0009] The inner push assembly comprises a ratchet, a through slot is provided on the surface of the clamping plate, and a ratchet is slidably installed inside the through slot, a bidirectional screw is fixedly installed inside the ratchet, a limit block is rotatably installed at one end of the bidirectional screw, and a push plate is threadedly installed on the surface of the bidirectional screw;

[0010] A first ladder block is slidably installed inside the clamping plate, a groove is provided inside the first ladder block, and a limit block fits against the inner wall of the groove, a second ladder block is slidably inserted and installed on one side of the clamping plate, a clamping plate is fixedly installed on one end of the second ladder block, and the contact surfaces of the first ladder block and the second ladder block are both inclined surfaces.

[0011] The convex teeth of the ratchet wheel are engaged with the convex teeth of the limiting spring piece.

[0012] The second fastening plate includes a second plate body, a fixing slot is opened on one side of the second plate body, a fixing plate is hingedly installed on the top of the second plate body, and bolts are arranged on the top of the fixing plate, and an anti-slip layer is arranged on the inner wall of the fixing slot and the bottom of the fixing plate.

[0013] The beneficial effects of the utility model are as follows:

[0014] The utility model drives the threaded rod to rotate by a turntable, so that the slider pushes the clamping plate to slide on the surface of the first fastening plate, and the clamping plate contacts and fits with the second fastening plate, so that the first fastening plate and the second fastening plate are fixed to the template surface, and the first fastening plate and the second fastening plate are connected. According to the size of the building square column, the position of the clamping plate can be freely adjusted, and the template connection is quickly tightened. By turning the ratchet wheel to drive the two-way screw rod to rotate, the first ladder block fits with the second ladder block, and the clamping plate is pushed to fit the surface of the second fastening plate. After the first fastening plate and the second fastening plate are connected and fixed, the inner pushing component is driven to strengthen the connection and tightening of the first fastening plate and the second fastening plate again, thereby improving the stability of the connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a first partial side sectional schematic diagram of the utility model;

[0017] Figure 3 It is a schematic diagram of the second partial internal structure of the utility model;

[0018] Figure 4 It is a second partial cross-sectional schematic diagram of the utility model;

[0019] Figure 5 It is a schematic diagram of the third partial structure of the utility model.

[0020] Reference numerals: 1, first fastening plate; 101, first plate body; 102, chute; 2, outer pushing assembly; 201, threaded rod; 202, turntable; 203, slider; 3, clamping plate; 301, sleeve plate; 302, sliding rod; 303, limiting elastic piece; 304, buckle; 4, inner pushing assembly; 401, ratchet; 402, bidirectional lead screw; 403, limiting block; 404, pushing plate; 405, first ladder block; 406, second ladder block; 407, clamping plate; 5, second fastening plate; 501, second plate body; 502, fixed clamping groove; 503, fixing plate. Detailed implementation mode

[0021] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present utility model.

[0022] As Figures 1 - 5 shown, a building formwork connecting fastener includes a first fastening plate 1 and a second fastening plate 5. Outer pushing assemblies 2 for preliminarily fastening the first fastening plate 1 and the second fastening plate 5 are provided at both ends of the first fastening plate 1. A clamping plate 3 is fixedly installed at the moving end of the outer pushing assembly 2. An inner pushing assembly 4 for strengthening the fastening between the first fastening plate 1 and the second fastening plate 5 is arranged inside the clamping plate 3. The second fastening plate 5 is sleeved on the surface of the first fastening plate 1. Specifically, the outer pushing assembly 2 is used to push the clamping plate 3 to slide on the surface of the first fastening plate 1, so that the clamping plate 3 contacts the second fastening plate 5, and the second fastening plate 5 is pushed to fit the surface of the formwork, so that the first fastening plate 1 and the second fastening plate 5 are connected. According to the size of the building square column, the clamping plate 3 can be freely adjusted to quickly connect and fasten the formwork. By adjusting the inner pushing assembly 4 to fit the surface of the second fastening plate 5, after the first fastening plate 1 and the second fastening plate 5 are connected and fixed, the inner pushing assembly 4 is driven to further strengthen the connection and fastening between the first fastening plate 1 and the second fastening plate 5, improving the stability of their connection.

[0023] The first fastening plate 1 includes a first plate body 101. Chutes 102 are formed on the surface of the first plate body 101. The outer pushing assemblies 2 are arranged inside the chutes 102. The number of the chutes 102 is two groups, and the two groups of chutes 102 are symmetrically arranged at both ends of the first plate body 101.

[0024] The external pushing assembly 2 includes a threaded rod 201, which is rotatably installed inside the first fastening plate 1. A turntable 202 is fixedly mounted on one end of the threaded rod 201. A slider 203 is threadedly installed on the surface of the threaded rod 201, and the slider 203 is in contact with the inner wall of the first fastening plate 1. A clamping plate 3 is fixedly installed on one side of the slider 203. Specifically, the turntable 202 is turned to drive the threaded rod 201 to rotate inside the slide groove 102, so that the threaded rod 201 drives the slider 203 to slide on the inner wall of the slide groove 102, thereby driving the clamping plate 3 to slide horizontally, controlling its movement to fit to the surface of the second fastening plate 5, and preliminarily connecting and tightening it.

[0025] The clamping plate 3 includes a sleeve plate 301, a slide rod 302 is slidably installed inside the sleeve plate 301, a limiting spring piece 303 is fixedly installed on the bottom end of the slide rod 302, a pull ring is fixedly installed on the top end of the slide rod 302, a buckle 304 is hingedly installed on the top end of the slide rod 302, and the buckle 304 is connected to the surface of the sleeve plate 301; specifically, by pulling the slide rod 302 to slide inside the sleeve plate 301, the limiting spring piece 303 is driven to separate from the internal pushing component 4, thereby stopping the limiting stop of the internal pushing component 4, and quickly removing the device, and fixing the slide rod 302 to the inside of the sleeve plate 301 by the buckle 304 to prevent it from detaching.

[0026] The inner push assembly 4 includes a ratchet 401, a through groove is provided on the surface of the clamping plate 3, and the ratchet 401 is slidably installed inside the through groove, a bidirectional screw rod 402 is fixedly installed inside the ratchet 401, a limit block 403 is rotatably installed at one end of the bidirectional screw rod 402, and a push plate 404 is threadedly installed on the surface of the bidirectional screw rod 402;

[0027] A first ladder block 405 is slidably installed inside the clamping plate 3, and a groove is opened inside the first ladder block 405, and the limit block 403 is in contact with the inner wall of the groove, and a second ladder block 406 is slidably plugged and installed on one side of the clamping plate 3, and a clamping plate 407 is fixedly installed on one end of the second ladder block 406. The contact surfaces of the first ladder block 405 and the second ladder block 406 are both inclined surfaces; specifically, the two-way screw rod 402 is driven to rotate by toggling the ratchet wheel 401, and the two-way screw rod 402 drives the push plate 404 to slide inside the sleeve plate 301, and the push plate 404 is in contact with the bottom of the first ladder block 405, pushing the first ladder block 405 to slide up and down, and the first ladder block 405 is in contact with the second ladder block 406 to drive it to move horizontally, and the second ladder block 406 drives the clamping plate 407 to contact with the surface of the second fastening plate 5, thereby improving its fastening effect, and the limit block 403 makes the up and down sliding of the first ladder block 405 more stable.

[0028] The protruding teeth of the ratchet 401 are engaged with the protruding teeth of the limiting spring piece 303; specifically, the ratchet 401 is limited by the limiting spring piece 303, and the limiting spring piece 303 is engaged with the ratchet 401 to allow the ratchet 401 to push the second ladder block 406 to slide in the positive direction, preventing it from rotating in the reverse direction.

[0029] The second fastening plate 5 includes a second plate body 501, a fixing slot 502 is opened on one side of the second plate body 501, a fixing plate 503 is hingedly installed on the top of the second plate body 501, and a bolt is set on the top of the fixing plate 503, and the inner wall of the fixing slot 502 and the bottom of the fixing plate 503 are provided with an anti-skid layer; specifically, by pushing the first fastening plate 1 into the fixing slot 502, rotating the fixing plate 503 to fit the surface of the first fastening plate 1, and tightening the bolts to fix the fixing plate 503, the anti-skid layer is closely fitted to the surface of the first fastening plate 1 to limit its sliding, and relying on the fixing slot 502 and the anti-skid layer of the fixing plate 503, the fastening connection between the second fastening plate 5 and the first fastening plate 1 is improved.

[0030] In summary, when the present invention is in use, the staff fits the two sets of second fastening plates 5 on both sides of the template, lifts up the fixing plate 503, fits the two sets of first fastening plates 1 on the other two sides of the template, and makes the first fastening plate 1 fit the inner wall of the fixing slot 502, flips the fixing plate 503 to fit the surface of the first fastening plate 1, screws the bolts to fix the fixing plate 503, rotates the turntable 202 to drive the threaded rod 201 to rotate, and the threaded rod 201 drives the slider 203 to slide, pushing the clamping plate 3 to slide inside the slide slot 102, so that the clamping plate 407 fits one side of the second plate body 501, fixes the clamping plates 407 and the second plate body 501 at four places, preliminarily tightens the first fastening plate 1 and the second fastening plate 5, and then fixes the first fastening plate 1 and the second fastening plate 5. After the first fastening plate 1 and the second fastening plate 5 are installed on the template surface, the ratchet 401 is turned to drive the bidirectional screw 402 to rotate, and the bidirectional screw 402 drives the push plate 404 to fit the bottom of the first ladder block 405, pushing the first ladder block 405 to slide up and down, and the limit block 403 slides inside the first ladder block 405, relying on the contact inclined surface between the first ladder block 405 and the second ladder block 406, pushing the second ladder block 406 to move laterally, so that the clamping plate 407 is in close contact with the surface of the second fastening plate 5, improving its fastening effect, relying on the limit spring piece 303 to stop the reverse rotation of the ratchet 401, and limit it to prevent the rotation of the ratchet 401 from affecting the close fit of the clamping plate 407 and the second fastening plate 5.

Claims

1. A building formwork connection fastener, characterized in that, It includes a first fastening plate (1) and a second fastening plate (5). Outer pushing components (2) for preliminarily fastening the first fastening plate (1) and the second fastening plate (5) are provided at both ends of the first fastening plate (1). A clamping plate (3) is fixedly installed at the moving end of the outer pushing component (2). An inner pushing component (4) for strengthening the fastening of the first fastening plate (1) and the second fastening plate (5) is provided inside the clamping plate (3). The second fastening plate (5) is sleeved on the surface of the first fastening plate (1).

2. The building formwork connecting fastener according to claim 1, characterized in that, The first fastening plate (1) includes a first plate body (101). A chute (102) is formed on the surface of the first plate body (101). The outer pushing component (2) is arranged inside the chute (102). The number of the chutes (102) is two groups, and the two groups of chutes (102) are symmetrically arranged at both ends of the first plate body (101).

3. The building formwork connecting fastener according to claim 1, characterized in that, The outer pushing component (2) includes a threaded rod (201). The threaded rod (201) is rotatably installed inside the first fastening plate (1). A turntable (202) is fixedly sleeved at one end of the threaded rod (201). A slider (203) is threadedly installed on the surface of the threaded rod (201), and the slider (203) is in contact with the inner wall of the first fastening plate (1). A clamping plate (3) is fixedly installed on one side of the slider (203).

4. The building formwork connecting fastener according to claim 3, characterized in that, The clamping plate (3) includes a sleeve plate (301). A slide rod (302) is slidably installed inside the sleeve plate (301). A limiting elastic piece (303) is fixedly installed at the bottom end of the slide rod (302). A pull ring is fixedly installed at the top end of the slide rod (302). A buckle (304) is hingedly installed at the top end of the slide rod (302), and the buckle (304) is connected to the surface of the sleeve plate (301).

5. A building formwork connecting fastener according to claim 1, characterized in that, The inner pushing component (4) includes a ratchet wheel (401). A through groove is formed on the surface of the clamping plate (3), and the ratchet wheel (401) is slidably installed inside the through groove. A bidirectional lead screw (402) is fixedly installed inside the ratchet wheel (401). A limiting block (403) is rotatably installed at one end of the bidirectional lead screw (402). A push plate (404) is threadedly installed on the surface of the bidirectional lead screw (402). A first ladder block (405) is slidably installed inside the clamping plate (3). A groove is formed inside the first ladder block (405), and the limiting block (403) is in contact with the inner wall of the groove. A second ladder block (406) is slidably inserted and installed on one side of the clamping plate (3). A clamping plate (407) is fixedly installed at one end of the second ladder block (406). The contact surfaces of the first ladder block (405) and the second ladder block (406) are both inclined surfaces.

6. The building formwork connecting fastener according to claim 5, characterized in that, The convex teeth of the ratchet wheel (401) are engaged with the convex teeth of the limiting elastic piece (303).

7. The connecting fastener for building formwork according to claim 1, wherein The second fastening plate (5) includes a second plate body (501). A fixed card slot (502) is formed on one side of the second plate body (501). A fixing plate (503) is hingedly installed at the top of the second plate body (501), and a bolt is provided at the top of the fixing plate (503). Anti-slip layers are provided on the inner wall of the fixed card slot (502) and the bottom of the fixing plate (503).

Images