Foundation pit supporting device

Abstract

The utility model discloses a foundation pit supporting device which comprises a fixed seat and movable seats, mounting holes are formed in the front end and the rear end of the fixed seat, supporting rods are fixed to the left end and the right end of the front side and the rear side of the fixed seat, the movable seats are arranged at the two ends of the fixed seat, and grooves are formed in the surfaces of the movable seats. And clamping blocks are evenly fixed in the groove, a supporting plate is rotationally connected to the end of the movable seat through a rotating shaft, a movable plate is arranged in the supporting plate, a connecting shaft protruding out of the open groove is fixed to the lower portion of the movable plate, a containing cavity is formed in the surface of the supporting plate, and a supporting assembly is rotationally connected to the upper portion of the interior of the containing cavity. According to the foundation pit supporting device, by rotating the rotating rod, the first bevel gear drives the second bevel gear on the surface of the two-way lead screw to rotate, so that the two-way lead screw drives the movable seats to move in a threaded mode, the distance between the two movable seats is conveniently adjusted, and the foundation pit supporting device can adapt to foundation pits with different lengths.

Description

TECHNICAL FIELD

[0001] The utility model relates to the related technical field of house building, concretely is a kind of foundation pit supporting device. BACKGROUND

[0002] When building, foundation pit needs to be carried out, so as to subsequent concrete pouring, and after foundation pit is dug, the use of foundation pit supporting device is needed to prevent the problem of foundation pit collapse;

[0003] The existing public number CN213062023U discloses a kind of foundation pit supporting device, including: steel waist beam, steel pipe column and be used for the mechanism of flexibility for steel pipe column installation fixed in steel waist beam, mechanism of flexibility respectively to steel waist beam and steel pipe column load horizontal thrust to realize the positioning support of steel pipe column on steel waist beam;Mechanism of flexibility includes: for the fixed connection of the first connecting pipe of the movable end of steel pipe column, for moving to steel waist beam direction to top in on steel waist beam in turn realize the positioning support of steel pipe column on steel waist beam with first connecting pipe sliding sleeve connection second sliding pipe;Second sliding pipe is equipped with for the horizontal thrust of steel waist beam and steel pipe column to realize the loading of through slot and chisel assembly;

[0004] The above file can install steel pipe column on steel waist beam by mechanism of flexibility, so as to save the use of jack to push and add force;But the above file foundation pit supporting device is inconvenient to adjust and use according to different size foundation pit when using, and the use effect is poor, and since supporting device is recyclable, the supporting device in the above file is not convenient to quickly store and transfer, therefore we propose a kind of foundation pit supporting device, to solve the problems raised in the above. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of foundation pit supporting device, to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: A foundation pit support device, including fixed seat and movable seat, both ends of the fixed seat are equipped with mounting hole, both sides of the fixed seat's left and right two ends are all equipped with support rod, both ends of the fixed seat are equipped with movable seat, the surface of movable seat is equipped with recess, and the recess's inside is uniformly equipped with clamping block, the end of movable seat is rotatably connected with support plate through rotating shaft, the surface of support plate is uniformly equipped with sliding slot, and the inside of sliding slot is equipped with slot in the middle, the inside of support plate is equipped with movable plate, and the below of movable plate is equipped with the connecting shaft that protrudes with slot, the surface of support plate is equipped with placing cavity, and the inside of placing cavity is rotatably connected with support assembly on the top, the middle of fixed seat is equipped with inner chamber, the top of fixed seat is rotatably connected with rotating rod, and the first bevel gear in the inner chamber of the below of rotating rod is fixed, the middle of movable seat is equipped with cavity, the middle of fixed seat is rotatably connected with bidirectional screw rod, and the second bevel gear in the middle of bidirectional screw rod is fixed, and the both ends of fixed seat are equipped with sliding cavity.

[0007] Preferably, the sliding slot is provided with three groups, the sliding slot and the placing cavity are staggered, and the cavity thickness of the placing cavity is greater than the thickness of the support assembly.

[0008] Preferably, the support assembly comprises a first plate body, a second plate body and a fastening bolt, the first plate body is rotatably connected above the placing cavity, the second plate body is connected to the first plate body below through the fastening bolt, and the end of the second plate body is connected to the clamping block on the surface of the recess.

[0009] Preferably, the lower end of the movable plate is connected to the support plate through the connecting shaft penetrating the slot in the sliding slot, and the connecting shaft below the movable plate is fixedly connected to the support plate through the fastening nut.

[0010] Preferably, the bidirectional screw rod is threadedly connected to the movable seat, and the second bevel gear in the middle of the bidirectional screw rod is meshingly connected to the first bevel gear.

[0011] Preferably, the support rod is in the shape of "L", and the fixed seat is connected to the placing cavity at the two ends of the movable seat through the support rod in a clamping and sliding manner.

[0012] Compared with the prior art, the utility model has the advantages that the foundation pit support device,

[0013] The movable plate can slide in the support plate, which facilitates the adjustment of the support height of the support device, and the fastening nut and the connecting shaft are fastened and installed, which facilitates the fixation of the support plate and the movable plate after adjustment;

[0014] The first helical gear drives the second helical gear on the surface of the bidirectional screw rod to rotate by rotating the rotating rod, so that the bidirectional screw rod drives the threaded movement of the movable seat, conveniently adjusts the distance between the two movable seats, and the device can adapt to different lengths of foundation pits.

[0015] The support assembly can be retracted into the placement cavity, and the support plate can be rotated into the movable seat by cooperation with the rotation of the support plate, so that the device is conveniently stored and transferred. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a front view structural schematic diagram of the utility model;

[0017] Fig. 2 It is a side view structural schematic diagram of the support plate of the utility model;

[0018] Fig. 3 It is a front view structural schematic diagram of the utility model;

[0019] Fig. 4 It is a front view structural schematic diagram of the utility model;

[0020] Fig. 5 It is a front view structural schematic diagram of the utility model;

[0021] Fig. 6 It is a front view structural schematic diagram of the utility model;

[0022] In the drawing: 1, fixed seat; 2, mounting hole; 3, movable seat; 4, recess; 5, clamping block; 6, rotating shaft; 7, support plate; 8, sliding groove; 9, support assembly; 901, first plate body; 902, second plate body; 903, fastening bolt; 10, slot; 11, movable plate; 12, connecting shaft; 13, fastening nut; 14, inner cavity; 15, rotating rod; 16, first helical gear; 17, cavity; 18, bidirectional screw rod; 19, second helical gear; 20, support rod; 21, sliding cavity; 22, placement cavity. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Please refer to Figs. 1-6The utility model provides a technical scheme: a foundation pit support device, including fixed seat 1 and movable seat 3, the both ends of fixed seat 1 are all seted up mounting hole 2, the both ends of the left and right sides of fixed seat 1 are all fixed with support rod 20, and the both ends of fixed seat 1 are provided with movable seat 3, the surface of movable seat 3 is seted up recess 4, and the inside of recess 4 is uniformly fixed with clamping block 5, and the end of movable seat 3 is rotatably connected with support plate 7 through rotating shaft 6, the surface of support plate 7 is uniformly seted up with sliding slot 8, and the inside middle part of sliding slot 8 is seted up with slot 10, sliding slot 8 is provided with three groups, and sliding slot 8 and the placing cavity 22 are staggered, and the cavity thickness of placing cavity 22 is greater than the thickness of support assembly 9, so that support assembly 9 can retract into placing cavity 22, and support plate 7 can retract into movable seat 3, the inside of support plate 7 is provided with movable plate 11, and the lower of movable plate 11 is fixed with the connecting shaft 12 of protruding and slot 10, and the lower of movable plate 11 is slidably connected with support plate 7 through the slot 10 of connecting shaft 12 in the inside of sliding slot 8, and the connecting shaft 12 below movable plate 11 is fixedly connected with support plate 7 through fastening nut 13, so that movable plate 11 can slide on support plate 7, and the support height of the device can be adjusted, and the use of fastening nut 13 is convenient for the fixation of movable plate 11 after sliding, and the surface of support plate 7 is seted up with placing cavity 22, and the inside upper of placing cavity 22 is rotatably connected with support assembly 9, and support assembly 9 includes first plate body 901, second plate body 902 and fastening bolt 903, first plate body 901 is rotatably connected on the upper of placing cavity 22, and the lower of first plate body 901 is connected with second plate body 902 through fastening bolt 903, and the end of second plate body 902 is connected with the clamping block 5 on the surface of recess 4, so that second plate body 902 on support assembly 9 can be clamped into the clamping block 5 on the surface of recess 4, and support plate 7 is conveniently supported;

[0025] Please refer to Figs. 1-6 The middle of fixed seat 1 is seted up with inner chamber 14, and the upper of fixed seat 1 is rotatably connected with rotating rod 15, and the lower end of rotating rod 15 is fixed with first bevel gear 16 in the inside of inner chamber 14, the middle of movable seat 3 is seted up with cavity 17, and the middle of fixed seat 1 is rotatably connected with bidirectional screw rod 18, and the middle of bidirectional screw rod 18 is fixed with second bevel gear 19, and the connection mode of bidirectional screw rod 18 and movable seat 3 is screw connection, and second bevel gear 19 in the middle of bidirectional screw rod 18 is meshed with first bevel gear 16, so that the distance between two movable seats 3 can be adjusted through the screw motion of bidirectional screw rod 18 and movable seat 3, and the device can adapt to the foundation pit of different lengths, and the both ends of fixed seat 1 are seted up with sliding cavity 21, and support rod 20 is seted up in the shape of "L", and fixed seat 1 is connected with placing cavity 22 on the both ends of movable seat 3 through support rod 20, so that movable seat 3 can slide on the support rod 20 on the both ends of fixed seat 1.

[0026] Working principle: first, in use, the device into the need to support the foundation pit, and then turn the support plate 7, so that the support plate 7 and the inner wall of the foundation pit fit, and then turn the support assembly 9 inside the cavity 22, the first plate body 901 on the support assembly 9 is connected with the second plate body 902 through the fastening bolt 903, which is convenient for adjusting the length of the support assembly 9, and the end of the second plate body 902 on the support assembly 9 is clamped into the clamping block 5 inside the groove 4 on the surface of the movable seat 3, which is convenient for supporting the support plate 7, and then the inner wall of the foundation pit is supported;

[0027] In use, the connecting shaft 12 can be slid to drive the movable plate 11 to slide inside the support plate 7, which is convenient for adjusting the supporting height of the device. After adjustment, the fastening nut 13 on the surface of the connecting shaft 12 is rotated to fix the support plate 7 and the movable plate 11 after adjustment. Then the rotating rod 15 is rotated to drive the second bevel gear 19 on the surface of the bidirectional screw rod 18 to mesh and rotate, and then the bidirectional screw rod 18 drives the movable seat 3 at both ends to screw, so that the movable seat 3 slides on the supporting rod 20 at both ends of the fixed seat 1, so as to adjust the distance between the two groups of movable seats 3, which is convenient for the device to adapt to different sizes of foundation pit, and improves the supporting effect of the device. This is the working principle of the foundation pit support device.

[0028] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A foundation pit supporting device comprising a fixed seat (1) and a movable seat (3), characterized in that: The fixing seat (1) is provided with mounting holes (2) at both ends, support rods (20) are fixed at both ends of the fixing seat (1), movable seats (3) are arranged at both ends of the fixing seat (1), recesses (4) are arranged on the surfaces of the movable seats (3), clamping blocks (5) are uniformly arranged in the recesses (4), support plates (7) are rotatably connected to the end portions of the movable seats (3) through rotating shafts (6), sliding grooves (8) are uniformly arranged on the surfaces of the support plates (7), and slot grooves (10) are arranged in the inner sides of the sliding grooves (8), movable plates (11) are arranged in the support plates (7), connecting shafts (12) are fixed below the movable plates (11) and protrude into the slot grooves (10), placing cavities (22) are arranged on the surfaces of the support plates (7), and support assemblies (9) are rotatably connected to the inner sides of the placing cavities (22), inner cavities (14) are arranged in the middle portions of the fixing seats (1), rotating rods (15) are rotatably connected to the upper portions of the fixing seats (1), first bevel gears (16) are fixed to the lower ends of the rotating rods (15) and located in the inner cavities (14), cavities (17) are arranged in the middle portions of the movable seats (3), bidirectional screw rods (18) are rotatably connected to the middle portions of the fixing seats (1), second bevel gears (19) are fixed to the middle portions of the bidirectional screw rods (18), and sliding cavities (21) are arranged at both ends of the fixing seats (1).

2. A foundation pit support device according to claim 1, characterized in that: The sliding grooves (8) are arranged in three groups, the sliding grooves (8) and the placing cavities (22) are arranged in a staggered mode, and the cavity thickness of the placing cavities (22) is greater than the thickness of the support assemblies (9).

3. A foundation pit support device according to claim 1, characterized in that: The support assembly (9) comprises a first plate body (901), a second plate body (902) and fastening bolts (903), the first plate body (901) is rotatably connected to the upper portion of the placing cavity (22), the lower portion of the first plate body (901) is connected to the second plate body (902) through the fastening bolts (903), and the end portion of the second plate body (902) is clamped and connected with the clamping blocks (5) on the surface of the recess (4).

4. A foundation pit support device according to claim 1, characterized in that: The lower portion of the movable plate (11) penetrates the slot groove (10) in the inner side of the sliding groove (8) through the connecting shaft (12) and is slidably connected with the support plate (7), and the connecting shaft (12) in the lower portion of the movable plate (11) is fixedly connected with the support plate (7) through the fastening nut (13).

5. A foundation pit support device according to claim 1, characterized in that: The bidirectional screw rod (18) is in threaded connection with the movable seat (3), and the second bevel gear (19) in the middle portion of the bidirectional screw rod (18) is in meshing connection with the first bevel gear (16).

6. A foundation pit support device according to claim 1, characterized in that: The support rod (20) is in "L" shape, and the fixing seat (1) is in clamping and sliding connection with the placing cavities (22) at both ends of the movable seat (3) through the support rod (20).

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