Combined structure of foundation pit side wall supporting formwork

Abstract

The utility model discloses a combined structure of a foundation pit side wall supporting template, which comprises a supporting plate, one side of the supporting plate is integrally provided with a splicing strip, the other side of the supporting plate is integrally provided with a splicing groove spliced with the splicing strip, the splicing strip and the splicing groove are correspondingly provided with fixed through holes, and the fixed through holes are communicated with the splicing strip. A fixing anchor rod is inserted into the fixing through hole, one end of the fixing anchor rod is sleeved with a threaded sleeve in a threaded mode, a spiral blade is integrally arranged on the peripheral face of the threaded sleeve, and a fixing sleeve which abuts against and makes contact with the outer side of the splicing groove is arranged at the other end of the fixing anchor rod. The threaded end of the fixing anchor rod penetrates through the fixing through hole to be screwed into the threaded sleeve, finally the fixing sleeve is arranged on the fixing anchor rod in a sleeving mode and abuts against the supporting plate, so that the supporting plate abuts against the side wall of the foundation pit, the supporting plate is tensioned through the fixing anchor rod, the supporting plate is better attached to the inner wall of the foundation pit, installation is convenient, and meanwhile the supporting effect on the inner wall of the foundation pit is better achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation pit support, in particular to a combined structure of foundation pit side wall support templates. Background Art

[0002] Foundation pit support is a measure to support, reinforce and protect the side walls of the foundation pit and the surrounding environment to ensure the safety of underground structure construction and the surrounding environment of the foundation pit. At present, retaining plates are mostly used to support the soil walls of the foundation pit, but the supporting structure of the retaining plates at this stage mostly uses a split structure, which has many structures and is complicated to install. The efficiency of installing retaining plates in the foundation pit is reduced, thus affecting the construction process.

[0003] To this end, we propose a combined structure of foundation pit side wall support formwork. Utility Model Content

[0004] The utility model aims to provide a combined structure of a foundation pit side wall support template to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a combined structure of a foundation pit side wall support formwork, including a support plate, a splicing strip is integrally provided on one side of the support plate, a splicing groove which is plugged into the splicing strip is integrally provided on the other side of the support plate, the splicing strip and the splicing groove are correspondingly provided with fixing through holes, a fixing anchor rod is plugged into the inside of the fixing through hole, one end of the fixing anchor rod is threadedly sleeved with a threaded sleeve, the outer circumferential surface of the threaded sleeve is integrally provided with spiral blades, and the other end of the fixing anchor rod is provided with a fixing sleeve which is in tight contact with the outer side of the splicing groove.

[0006] Optionally, the fixing sleeve includes a circular sleeve that is sleeved on the outside of the threaded rod, one end of the circular sleeve is integrally connected with a tightening disc, one side of the tightening disc is in tight contact with the outer side of the splicing groove, and the fixing anchor rod is arranged through the middle of the circular sleeve.

[0007] Optionally, a rotation groove is formed on the inner wall of the circular sleeve, a rotation column is provided inside the rotation groove, a clamping rod is rotatably connected to the rotation column, and the other end of the clamping rod is clamped with the outer circumferential surface of the fixed anchor rod.

[0008] Optionally, a clamping groove is provided on the outer circumferential surface of one end of the fixing anchor rod, one end of the clamping rod is tightly clamped with the inside of the clamping groove, and a clamping spring is provided on the top of the clamping rod.

[0009] Optionally, one end of the clamping spring is in tight contact with the inner wall of the rotation slot away from the fixed anchor rod, and the other end of the clamping spring is fixedly mounted on the clamping rod.

[0010] Optionally, the diameter of the abutting disc is larger than the diameter of the circular sleeve, and the inner diameter of the fixing sleeve is the same as the inner diameter of the fixing anchor rod.

[0011] Optionally, a threaded rod is provided on the outer peripheral surface of the fixing anchor rod, and the direction of the thread provided on the fixing anchor rod is the same as the rotation direction of the spiral blade.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The combined structure of the foundation pit side wall support formwork is to set a support plate, and a threaded sleeve with a spiral blade is screwed into the side wall of the foundation pit by rotation, and the support plates are spliced ​​and fixed on the side wall in turn, and then the threaded end of the fixed anchor rod is passed through the fixed through hole and screwed into the threaded sleeve, and finally the fixed sleeve is put on the fixed anchor rod and pressed against the support plate, so that the support plate is pressed against the side wall of the foundation pit, and the support plate is tightened by the fixed anchor rod, so as to better fit the inner wall of the foundation pit, facilitate installation and provide better support for the inner wall of the foundation pit.

[0014] 2. The combined structure of the foundation pit side wall support formwork is provided with a fixing sleeve. When the circular sleeve of the fixing sleeve is sleeved on the fixed anchor rod, the clamping rod and the clamping groove opened in the fixed anchor rod are tightly clamped, so that the fixing sleeve is fixed to the outside of the fixed anchor rod, and is tightly pressed against the support plate through the clamping disc, providing support force for the support plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of a combined structure of a foundation pit side wall support template of the utility model;

[0016] Figure 2 It is a structural schematic diagram of a fixed anchor rod of a combined structure of a foundation pit side wall support template of the utility model;

[0017] Figure 3 It is a structural schematic diagram of a fixing sleeve of a combined structure of a foundation pit side wall support template of the utility model;

[0018] Figure 4 The utility model is a structural schematic diagram of a threaded sleeve of a combined structure of a foundation pit side wall support template.

[0019] In the figure: 1. Support plate; 2. Splicing strip; 3. Splicing groove; 4. Fixed through hole; 5. Fixed anchor rod; 6. Threaded sleeve; 7. Spiral blade; 8. Fixed sleeve; 81. Circular sleeve; 82. Clamping disc; 83. Rotating groove; 84. Rotating column; 85. Clamping rod; 86. Clamping spring; 87. Clamping groove. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figures 1 to 4 The utility model provides a combined structure of a foundation pit side wall support template, including a support plate 1, a splicing strip 2 is integrally arranged on one side of the support plate 1, a splicing groove 3 plugged with the splicing strip 2 is integrally arranged on the other side of the support plate 1, a fixing through hole 4 is correspondingly opened between the splicing strip 2 and the splicing groove 3, a fixing anchor rod 5 is plugged into the inside of the fixing through hole 4, a threaded sleeve 6 at one end of the fixing anchor rod 5 is connected with a threaded sleeve 6, a spiral blade 7 is integrally arranged on the outer circumference of the threaded sleeve 6, a fixing sleeve 8 is arranged at the other end of the fixing anchor rod 5, and a threaded rod 8 is arranged on the outer circumference of the fixing anchor rod 5. The thread direction of the fixed anchor rod 5 is the same as the rotation direction of the spiral blade 7. By setting the support plate 1, the threaded sleeve 6 with the spiral blade 7 is rotated and nailed into the side wall of the foundation pit, and the support plate 1 is spliced ​​and fixed on the side wall in turn, and then the threaded end of the fixed anchor rod 5 is passed through the fixed through hole 4 and screwed into the threaded sleeve 6, and finally the fixed sleeve 8 is put on the fixed anchor rod 5 and pressed against the support plate 1, so that the support plate 1 is pressed against the side wall of the foundation pit, and the support plate 1 is tightened by the fixed anchor rod 5, so as to better fit the inner wall of the foundation pit, facilitate installation and provide better support for the inner wall of the foundation pit.

[0022] The fixing sleeve 8 includes a circular sleeve 81 which is sleeved with the outside of the threaded rod, one end of the circular sleeve 81 is integrally connected with a tightening disc 82, one side of the tightening disc 82 is in tight contact with the outer side of the splicing groove 3, the fixing anchor rod 5 is arranged through the middle of the circular sleeve 81, the inner wall of the circular sleeve 81 is provided with a rotating groove 83, the inner body of the rotating groove 83 is provided with a rotating column 84, the rotating column 84 is penetrated and rotatably connected with a clamping rod 85, the other end of the clamping rod 85 is clamped with the outer peripheral surface of the fixing anchor rod 5, the outer peripheral surface of one end of the fixing anchor rod 5 is provided with a clamping groove 87, one end of the clamping rod 85 is tightly clamped with the inside of the clamping groove 87, the clamping rod A clamping spring 86 is provided at the top of 85, one end of the clamping spring 86 is in tight contact with the inner wall of the rotating groove 83 away from the fixed anchor rod 5, and the other end of the clamping spring 86 is fixedly installed with the clamping rod 85, the diameter of the clamping disk 82 is larger than the diameter of the circular sleeve 81, the inner diameter of the fixed sleeve 8 is the same as the inner diameter of the fixed anchor rod 5, by setting the fixed sleeve 8, when the circular sleeve 81 of the fixed sleeve 8 is sleeved on the fixed anchor rod 5, the clamping rod 85 is tightly clamped with the clamping groove 87 opened in the fixed anchor rod 5, so that the fixed sleeve 8 is fixed to the outside of the fixed anchor rod 5, and is pressed against the support plate 1 through the clamping disk 82, providing support force for the support plate 1.

[0023] Working principle:

[0024] The threaded sleeve 6 with the spiral blade 7 is screwed into the side wall of the foundation pit by rotation, and the support plate 1 is spliced ​​and fixed on the side wall in turn, and then the threaded end of the fixed anchor rod 5 is passed through the fixing through hole 4 and screwed into the threaded sleeve 6, and finally the fixed sleeve 8 is put on the fixed anchor rod 5. When the circular sleeve 81 of the fixed sleeve 8 is put on the fixed anchor rod 5, the clamping rod 85 is tightly clamped with the clamping groove 87 provided in the fixed anchor rod 5, so that the fixed sleeve 8 is fixed to the outside of the fixed anchor rod 5, and is pressed against the support plate 1 through the clamping disc 82, providing support force for the support plate 1, so that the support plate 1 is pressed against the side wall of the foundation pit, and the support plate 1 is tightened by the fixed anchor rod 5, so as to better fit the inner wall of the foundation pit, facilitate installation and provide better support for the inner wall of the foundation pit.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A combined structure of a foundation pit side wall support formwork, comprising a support plate (1), characterized in that: A splicing strip (2) is integrally provided on one side of the support plate (1), and a splicing groove (3) plugged into the splicing strip (2) is integrally provided on the other side of the support plate (1); a fixing through hole (4) is correspondingly provided on the splicing strip (2) and the splicing groove (3); a fixing anchor rod (5) is plugged into the interior of the fixing through hole (4); a threaded sleeve (6) is threadedly sleeved on one end of the fixing anchor rod (5); a spiral blade (7) is integrally provided on the outer circumference of the threaded sleeve (6); and a fixing sleeve (8) is provided at the other end of the fixing anchor rod (5) and is in close contact with the outer side of the splicing groove (3).

2. The combined structure of the foundation pit side wall support formwork according to claim 1 is characterized in that: The fixing sleeve (8) comprises a circular sleeve (81) sleeved on the outside of the threaded rod, one end of the circular sleeve (81) is integrally connected with a tightening disc (82), one side of the tightening disc (82) is in tight contact with the outer side of the splicing groove (3), and the fixing anchor rod (5) is arranged to penetrate the middle of the circular sleeve (81).

3. The combined structure of the foundation pit side wall support formwork according to claim 2 is characterized in that: The inner wall of the circular sleeve (81) is provided with a rotation groove (83), the inner body of the rotation groove (83) is provided with a rotation column (84), the rotation column (84) is penetrated by a clamping rod (85) for rotation connection, and the other end of the clamping rod (85) is clamped with the outer peripheral surface of the fixed anchor rod (5).

4. The combined structure of the foundation pit side wall support formwork according to claim 3 is characterized in that: A clamping groove (87) is provided on the outer circumference of one end of the fixing anchor rod (5), one end of the clamping rod (85) is tightly clamped with the inside of the clamping groove (87), and a clamping spring (86) is provided on the top of the clamping rod (85).

5. The combined structure of the foundation pit side wall support formwork according to claim 4 is characterized in that: One end of the clamping spring (86) is in tight contact with the inner wall of the rotating groove (83) away from the fixed anchor rod (5), and the other end of the clamping spring (86) is fixedly mounted on the clamping rod (85).

6. The combined structure of the foundation pit side wall support formwork according to claim 2 is characterized in that: The diameter of the abutting disc (82) is greater than the diameter of the circular sleeve (81), and the inner diameter of the fixing sleeve (8) is the same as the inner diameter of the fixing anchor rod (5).

7. The combined structure of the foundation pit side wall support formwork according to claim 1 is characterized in that: The outer peripheral surface of the fixing anchor rod (5) is provided with a threaded rod, and the direction of the thread formed on the fixing anchor rod (5) is the same as the rotation direction of the spiral blade (7).

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