Supporting structure for super-thick raft foundation

Abstract

The utility model belongs to the field of valve plate foundation supporting, and provides a supporting structure for a super-thick raft foundation, which comprises horse stool steel, an adjusting piece, inclined supporting pieces and a limiting piece, through grooves are symmetrically formed in two sides of the horse stool steel, a moving plate is connected between the two through grooves in a sliding manner, the inclined supporting pieces are rotatably connected to two ends of the moving plate, and the limiting piece is connected with the adjusting piece. A cross beam is arranged at the bottom of the inner side of the horse stool steel, a connecting cover is slidably arranged on the cross beam, a fastening sleeve is arranged at the bottom end of the connecting cover, and one side of the fastening sleeve is in threaded connection with a fastening pin; the supporting range of the split head steel can be enlarged by arranging the inclined supporting piece, meanwhile, the split head steel and the top steel bar can be rapidly connected and fastened, and through cooperation of the fastening sleeve and the limiting piece, when the fastening pin is used for connecting and fixing the bottom steel bar, the position of the fastening sleeve on the cross beam can be self-locked, and the split head steel can be conveniently and rapidly connected and fixed. Therefore, the stability of the whole connection is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the valve plate foundation support field, concretely is a kind of support structure for super-thick raft foundation. BACKGROUND

[0002] Raft foundation is also called raft foundation, it is that column below independent foundation or strip foundation is all linked with link beam, and bottom plate is integrally poured again, raft foundation is generally double-layer double-direction reinforcement, and support treatment needs to be carried out between two layers of reinforcement to carry out concrete pouring to ensure the stability of raft reinforcement position in pouring process, and the traditional construction method is to bind reinforcement stool as support between two layers of reinforcement, and usually needs to cooperate with cushion block;

[0003] The existing stool rib is supported in raft foundation, on the one hand, a large amount of binding operation is needed, on the other hand, through binding operation, only the upper and lower reinforcement in the volume range of stool rib can be connected and fastened, so that the overall support range is small, and the stability of connection and support is low due to binding operation.

[0004] Therefore, the person skilled in the art proposes a support structure for super-thick raft foundation to solve the problems in the background art. CONTENT OF UTILITY MODEL

[0005] In order to solve the above technical problems, the utility model provides a support structure for super-thick raft foundation, to solve the problems that stool rib support in prior art needs a large amount of binding operation, is relatively time-consuming, and the overall support range is small and the stability of support is low.

[0006] A support structure for super-thick raft foundation, including stool steel, adjusting part, inclined support part and limiting part, both sides of stool steel are symmetrically provided with through slot, sliding connection is established between two through slots, both ends of moving plate are rotatably connected with inclined support part, adjusting part is arranged in the middle of moving plate for adjusting the displacement thereof, the bottom of inner side of stool steel is provided with crossbeam, connecting cover is slidably arranged on crossbeam, fastening sleeve is arranged at the bottom end of connecting cover, fastening pin is threadedly connected on one side of fastening sleeve, one end of fastening pin extends into the inner side of fastening sleeve, and limiting part is further arranged in fastening sleeve and is limitedly connected with crossbeam.

[0007] Preferably, the adjusting part includes mounting plate, lead screw and handle, the middle of inner side of stool steel is provided with mounting plate, lead screw is rotatably arranged on mounting plate, handle is connected with the bottom end of lead screw penetrating mounting plate, and moving plate is threadedly connected with lead screw.

[0008] Preferably, the oblique support comprises a sleeve, a nut sleeve, a threaded rod, a sliding plate and a hook, both ends of the moving plate are rotationally connected with the sleeve, one end of the sleeve is rotationally connected with the nut sleeve through a bearing, a threaded rod is threadedly connected in the middle of the nut sleeve, one end of the threaded rod is connected with the sliding plate which is slidingly arranged in the sleeve, and the end of the threaded rod away from the sliding plate is connected with the hook.

[0009] Preferably, the outer side of the nut sleeve is circumferentially provided with rotating sawteeth.

[0010] Preferably, the limiting piece comprises a connecting disc, a plug rod and a tension spring, a receiving groove is formed in the top of the fastening sleeve, the plug rod is slidingly and penetratively arranged in the receiving groove, the plug rod is provided with the connecting disc at one end, the plug rod is sleeved with the tension spring at the middle, one end of the tension spring is connected with the end wall of the receiving groove, and the other end of the tension spring is connected with the connecting disc.

[0011] Preferably, the bottom of the cross beam is linearly and equidistantly provided with a plurality of groups of insertion grooves, and the top end of the plug rod is penetratingly connected with the corresponding insertion groove.

[0012] Compared with the prior art, the utility model has the advantages that the oblique support can expand the supporting range of the horse stool steel, can quickly complete the connection and fastening of the horse stool steel and the top steel bar, can adjust the vertical height of the moving plate through the cooperation of the adjusting piece, can adjust the supporting point of the horse stool steel on the steel bar according to actual demands, improves the overall adjustability, can self-lock the position of the fastening sleeve on the cross beam when the fastening pin is used to connect and fix the bottom steel bar, thereby improving the stability of the overall connection, can adjust the connection of the bottom of the horse stool steel with steel bars at different positions, and improves the overall practicability. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a front view structure of the utility model;

[0014] Figure 2 It is a side sectional structure of the oblique support of the utility model;

[0015] Figure 3 It is a fastening sleeve connecting structure of the utility model;

[0016] Figure 4 It is a side sectional structure of the utility model Figure 3 .

[0017] In the drawing:

[0018] 1, horse stool steel; 2, through groove; 3, moving plate; 4, crossbeam; 5, connecting cover; 6, fastening sleeve; 7, fastening pin; 8, mounting plate; 9, screw rod; 10, handle; 11, sleeve; 12, nut sleeve; 13, threaded rod; 14, sliding plate; 15, hook; 16, connecting disc; 17, insertion rod; 18, tension spring; 19, containing groove; 20, insertion groove. DETAILED DESCRIPTION

[0019] The embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0020] As shown in the accompanying Figure 1 to the accompanying Figure 4 , as shown:

[0021] The utility model provides a kind of support structure for super-thick raft foundation, including horse stool steel 1, adjusting part, oblique support and limiting part, both sides of horse stool steel 1 are symmetrically provided with through groove 2, slidingly connected with moving plate 3 between two through grooves 2, the both ends of moving plate 3 are rotatably connected with oblique support, adjusting part for adjusting its displacement is arranged in the middle of moving plate 3, the bottom of the inner side of horse stool steel 1 is provided with crossbeam 4, connecting cover 5 is slidably arranged on crossbeam 4, fastening sleeve 6 is arranged at the bottom end of connecting cover 5, fastening pin 7 is screw-connected on one side of fastening sleeve 6, one end of fastening pin 7 extends into the inner side of fastening sleeve 6, limiting part for limiting connection with crossbeam 4 is also arranged in fastening sleeve 6.

[0022] Reference Figure 1 , adjusting part includes mounting plate 8, screw rod 9 and handle 10, the middle of the inner side of horse stool steel 1 is provided with mounting plate 8, screw rod 9 is rotatably arranged on mounting plate 8, handle 10 is connected with the bottom end of screw rod 9 penetrating mounting plate 8, moving plate 3 is screw-connected with screw rod 9.

[0023] Among them, by handle 10 rotating screw rod 9, the height of moving plate 3 can be adjusted, and then the support point of horse stool steel 1 to top reinforcement is adjusted, to ensure its stability and adjustability of connection.

[0024] Reference Figure 2 , oblique support includes sleeve 11, nut sleeve 12, threaded rod 13, sliding plate 14 and hook 15, the both ends of moving plate 3 are rotatably connected with sleeve 11, nut sleeve 12 is rotatably connected with one end of sleeve 11 through bearing, threaded rod 13 is screw-connected in the middle of nut sleeve 12, sliding plate 14 is connected with one end of sleeve 11 for sliding setting, one end of threaded rod 13, which is away from sliding plate 14, is connected with hook 15.

[0025] Reference Figure 2 , the outside of nut sleeve 12 is circumferentially provided with rotating sawtooth.

[0026] Wherein, by rotating the sawtooth, the nut sleeve 12 is manually rotated, so that the threaded rod 13 can be moved in the sleeve 11 under the cooperation of the sliding plate 14, and then the length of the whole is adjusted according to the distance between the horse stool steel 1 and the connecting steel bar, so as to expand the supporting range of the horse stool steel 1 and improve the practicability of the whole.

[0027] Reference Figure 4 The limiting piece includes a connecting disc 16, a plug rod 17 and a tension spring 18. The top inside of the fastening sleeve 6 is provided with a containing groove 19. The plug rod 17 is slidably penetrated in the containing groove 19. The connecting disc 16 is arranged at one end of the plug rod 17. The tension spring 18 is sleeved in the middle of the plug rod 17. One end of the tension spring 18 is connected with the end wall of the containing groove 19. The other end of the tension spring 18 is connected with the connecting disc 16.

[0028] Reference Figure 3 The bottom of the cross beam 4 is linearly and equidistantly provided with a plurality of groups of insertion grooves 20. The top end of the plug rod 17 is penetratingly connected with the corresponding insertion groove 20.

[0029] Wherein, by placing the valve plate bottom steel bar in the fastening sleeve 6 and fastening it by the fastening pin 7, the outer wall of the steel bar will extrude the connecting disc 16 when the valve plate bottom steel bar is stably connected to the fastening sleeve 6. The connecting disc 16 will extrude the tension spring 18 under the pressure, and drive the one end of the plug rod 17 to be inserted into the insertion groove 20 arranged at the bottom of the cross beam 4, so as to form the self-locking of the relative position of the fastening sleeve 6 and the cross beam 4, so that the position of the fastening sleeve 6 relative to the horse stool steel 1 can be adjusted according to the actual installation position, so that the position of the fastening sleeve 6 is matched with the position of the bottom steel bar.

[0030] Working principle: when in use, first, connect the bottom steel bar, place the valve plate bottom steel bar in the fastening sleeve 6, and fasten it by the fastening pin 7. The outer wall of the steel bar will extrude the connecting disc 16 during the fastening process. The connecting disc 16 will extrude the tension spring 18 under the pressure, and drive the one end of the plug rod 17 to be inserted into the insertion groove 20 arranged at the bottom of the cross beam 4, so as to form the self-locking of the relative position of the fastening sleeve 6 and the cross beam 4. Then, the height of the moving plate 3 can be adjusted by rotating the screw rod 9 through the handle 10, and then the supporting point of the horse stool steel 1 to the top steel bar is adjusted. After the supporting point of the horse stool steel 1 is selected, the inclined supporting piece is rotated, so that the clamping hook 15 is located above the top steel bar to be connected. Then, the nut sleeve 12 is manually rotated by the sawtooth, so that the threaded rod 13 can be moved in the sleeve 11 under the cooperation of the sliding plate 14. The threaded rod 13 will drive the clamping hook 15 to clamp the steel bar at the corresponding position during the movement, that is, the fastening and supporting connection of the horse stool steel 1 and the valve plate foundation is completed. The whole operation is convenient, and the adjustability is strong. It does not need a large amount of binding operation.

[0031] The embodiments of this utility model are given for the purpose of illustration and description. Although embodiments of this utility model have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the utility model. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of this utility model, which is defined by the appended claims and their equivalents.

Claims

1. A support structure for an ultra-thick raft foundation, characterized in that, The device includes a trestle steel (1), an adjusting component, an inclined support component, and a limiting component. The trestle steel (1) has symmetrical through slots (2) on both sides. A movable plate (3) is slidably connected between the two through slots (2). An inclined support component is rotatably connected to both ends of the movable plate (3). An adjusting component for adjusting its displacement is provided in the middle of the movable plate (3). A crossbeam (4) is provided at the bottom of the inner side of the trestle steel (1). A connecting cover (5) is slidably provided on the crossbeam (4). A fastening sleeve (6) is provided at the bottom end of the connecting cover (5). A fastening pin (7) is threadedly connected to one side of the fastening sleeve (6). One end of the fastening pin (7) extends into the inner side of the fastening sleeve (6). A limiting component that is limited and connected to the crossbeam (4) is also provided inside the fastening sleeve (6).

2. The support structure for an ultra-thick raft foundation as described in claim 1, characterized in that: The adjusting components include a mounting plate (8), a lead screw (9), and a handle (10). The mounting plate (8) is located in the middle of the inner side of the trestle steel (1). The lead screw (9) is rotatably mounted on the mounting plate (8). The bottom end of the lead screw (9) passes through the mounting plate (8) and is connected to the handle (10). The moving plate (3) is threadedly connected to the lead screw (9).

3. The support structure for an ultra-thick raft foundation as described in claim 1, characterized in that: The inclined support includes a sleeve (11), a nut sleeve (12), a threaded rod (13), a sliding plate (14), and a hook (15). Both ends of the movable plate (3) are rotatably connected to the sleeve (11). One end of the sleeve (11) is rotatably connected to the nut sleeve (12) through a bearing. The threaded rod (13) is threaded through the middle of the nut sleeve (12). One end of the threaded rod (13) is connected to the sliding plate (14) which slides with the sleeve (11). The end of the threaded rod (13) away from the sliding plate (14) is connected to the hook (15).

4. The support structure for an ultra-thick raft foundation as described in claim 3, characterized in that: The outer side of the nut sleeve (12) is provided with rotating saw teeth in a circumferential direction.

5. The support structure for an ultra-thick raft foundation as described in claim 1, characterized in that: The limiting component includes a connecting plate (16), a plug rod (17), and a tension spring (18). A receiving groove (19) is provided on the top of the inner side of the fastening sleeve (6). The plug rod (17) slides through the receiving groove (19). A connecting plate (16) is provided at one end of the plug rod (17). A tension spring (18) is sleeved in the middle of the plug rod (17). One end of the tension spring (18) is connected to the end wall of the receiving groove (19), and the other end of the tension spring (18) is connected to the connecting plate (16).

6. The support structure for an ultra-thick raft foundation as described in claim 5, characterized in that: The bottom of the crossbeam (4) has multiple sets of slots (20) arranged linearly and equidistantly, and the top of the insert (17) is inserted and connected to the corresponding slot (20).

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