Detachable construction cofferdam

Abstract

The utility model relates to the field of water conservancy construction, and discloses a detachable construction cofferdam which comprises a surrounding plate, a mounting column is fixedly connected to the right side of the surrounding plate, a first connecting hole is formed in the top of the mounting column, a mounting ring is fixedly connected to the left side of the surrounding plate, and the mounting column is mounted on the inner wall of the mounting ring in a matched mode. A connecting mechanism is arranged at the top of the surrounding plate and comprises a disc and a first pin shaft, a positioning mechanism is arranged at the top of the disc, a connecting block is fixedly connected to the left side of the disc, an inserting rod is fixedly connected to the left side of the connecting block, and an inserting groove is formed in the right side of the top of the surrounding plate. According to the construction cofferdam, the connecting mechanism is arranged, the fixing columns are installed on the inner wall of the installation ring, the fastening bolts are installed in the positioning holes in different positions, the included angle between the two sets of surrounding plates can be flexibly changed, and the flexibility and adaptability of construction cofferdam installation are improved.

Description

Technical Field

[0001] The utility model relates to the field of water conservancy construction, in particular to a detachable construction cofferdam. Background Art

[0002] A cofferdam refers to a temporary retaining structure built during the construction of permanent water conservancy facilities. Its function is to prevent water and soil from entering the construction site of the building so that drainage can be carried out within the cofferdam, foundation pits can be excavated, and buildings can be constructed. It is generally used in hydraulic structures. Except as part of a formal building, the cofferdam is generally dismantled after use.

[0003] After searching, Chinese patent announcement number: CN212477781U discloses a detachable water conservancy construction cofferdam, including a first fixed plate and a second fixed plate, the side of the first fixed plate is fixedly connected with a fixing strip, the upper surface of the fixing strip is threadedly connected with a threaded ring, one end of the fixing strip is plugged with a first L-shaped rod, the other end of the fixing strip is plugged with a second L-shaped rod, the bottom end of the first L-shaped rod is fixedly connected with a bottom plate, the upper surface of the bottom plate is plugged with a threaded drill rod, and the top of the threaded drill rod is provided with a handle. The patent is convenient to disassemble and install, and the device can perform multiple connection supports at the same time, which is convenient to use. However, when multiple fixed plates are connected to each other, since each two fixed plates are connected to each other through a clamping strip and a groove, it is difficult to flexibly change the installation angle between the two sets of fixed plates according to the needs of the construction site, and the adaptability is poor. Therefore, a detachable construction cofferdam is proposed to solve the above problems. Utility Model Content

[0004] In order to remedy the above deficiencies, the utility model provides a detachable construction cofferdam, aiming to improve the problem in the prior art that "it is difficult to flexibly change the installation angle between the two sets of fixed plates according to the needs of the construction site, and the adaptability is poor".

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a detachable construction cofferdam comprises a panel, a mounting column is fixedly connected to the right side of the panel, a connecting hole 1 is provided on the top of the mounting column, a mounting ring is fixedly connected to the left side of the panel, the mounting column is adapted to be installed on the inner wall of the mounting ring, a connecting mechanism is arranged on the top of the panel, the connecting mechanism comprises a disc and a pin 1, a positioning mechanism is arranged on the top of the disc, a connecting block is fixedly connected to the left side of the disc, a plug rod is fixedly connected to the left side of the connecting block, a slot is arranged on the right side of the top of the panel, the plug rod is plugged into the inner wall of the slot, a cross plate is fixedly connected to the right side of the pin 1, a pin 2 is fixedly connected to the right side of the cross plate, a through hole 1 is arranged at the center of the disc, the pin 1 penetrates the through hole 1 and is plugged into the inner wall of the connecting hole 1, a connecting hole 2 is arranged on the left side of the top of the panel, the pin 2 is plugged into the inner wall of the connecting hole 2, and a supporting mechanism is arranged at the bottom of the panel.

[0006] As a further description of the above technical solution:

[0007] The positioning mechanism comprises a fastening bolt, a second through hole is formed on the top of the transverse plate, a thread groove is formed on the top of the mounting ring, and the fastening bolt passes through the second through hole and is threadedly mounted inside the thread groove.

[0008] As a further description of the above technical solution:

[0009] The positioning mechanism also includes positioning holes, the number of which is set to be multiple, and the multiple positioning holes are arranged on the surface of the disc in a ring-shaped manner with equal angles.

[0010] As a further description of the above technical solution:

[0011] The fastening bolt passes through the inner wall of the positioning hole, and the disc is arranged between the transverse plate and the enclosure plate.

[0012] As a further description of the above technical solution:

[0013] The supporting mechanism comprises a bottom plate, the bottom plate is fixedly mounted on the bottom of the enclosure plate, and a positioning cone is fixedly connected to the bottom of the bottom plate.

[0014] As a further description of the above technical solution:

[0015] The supporting mechanism also includes a moving plate. A sliding groove is provided inside the bottom plate. The moving plate is slidably mounted on the inner wall of the sliding groove.

[0016] As a further description of the above technical solution:

[0017] The support mechanism also includes a support plate, which is hinged on the inner wall of the movable plate, and a handle is fixedly connected to the top of the support plate.

[0018] As a further description of the above technical solution:

[0019] The top of the support plate is fixedly connected to a limiting plate, the front of the enclosure plate is provided with a limiting groove, and one end of the limiting plate away from the support plate contacts the inner wall of the limiting groove.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, by setting a connection mechanism, the fixing column is installed on the inner wall of the mounting ring, and by installing the fastening bolts in the positioning holes at different positions, the angle between the two sets of enclosures can be flexibly changed, thereby improving the flexibility and adaptability of the construction cofferdam installation.

[0022] 2. In the utility model, a supporting mechanism is provided, and the movable plate is pulled forward by a handle, and the supporting plate is rotated so that the end of the supporting plate away from the movable plate is inserted into the inner wall of the limiting groove to support the enclosure, thereby further improving the stability of the enclosure installation and ensuring the firmness of the installation of the construction cofferdam. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0024] Figure 2 It is a three-dimensional exploded structural diagram of the middle enclosure and the connecting mechanism of the utility model;

[0025] Figure 3 It is a three-dimensional exploded structural schematic diagram of the connecting mechanism in the utility model;

[0026] Figure 4 It is a schematic cross-sectional view of the three-dimensional explosion structure of the support mechanism in the utility model.

[0027] Legend:

[0028] 1. Enclosure; 2. Mounting column; 3. Connection hole 1; 4. Mounting ring; 5. Disc; 6. Connection block; 7. Insert rod; 8. Slot; 9. Pin 1; 10. Through hole 1; 11. Cross plate; 12. Pin 2; 13. Connection hole 2; 14. Fastening bolt; 15. Through hole 2; 16. Positioning hole; 17. Moving plate; 18. Slide; 19. Support plate; 20. Limit plate; 21. Bottom plate; 22. Positioning cone. DETAILED DESCRIPTION

[0029] 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.

[0030] Reference Figure 1 , Figure 2 The utility model provides an embodiment: a detachable construction cofferdam, including a panel 1, a mounting column 2 set as a cylinder is fixedly connected to the right side of the panel 1, a connecting hole 3 set in a vertical state is opened on the top of the mounting column 2, a mounting ring 4 matching the mounting column 2 is fixedly connected to the left side of the panel 1, the mounting column 2 is adapted to be installed on the inner wall of the mounting ring 4, and the angle between the two groups of panels 1 can be adjusted by rotating the mounting column 2 inside the mounting ring 4 to improve the adaptability of the installation, and a connecting mechanism is arranged on the top of the panel 1.

[0031] Reference Figure 2 , Figure 3 The connecting mechanism includes a disc 5 and a pin shaft 9. A positioning mechanism is arranged on the top of the disc 5. A connecting block 6 which plays a connecting role is fixedly connected to the left side of the disc 5. A plug rod 7 which is arranged in a vertical state is fixedly connected to the left side of the connecting block 6. A slot 8 which matches the plug rod 7 is opened on the right side of the top of the enclosure 1, and the plug rod 7 is inserted into the inner wall of the slot 8.

[0032] Reference Figure 2 , Figure 3 A horizontal plate 11 is fixedly connected to the right side of the pin 9, and a vertical pin 12 is fixedly connected to the right side of the horizontal plate 11. A through hole 10 matching the pin 9 is opened at the center of the disk 5. The pin 9 passes through the through hole 10 and is plugged into the inner wall of the connecting hole 3. A connecting hole 13 matching the pin 12 is opened on the left side of the top of the enclosure 1. The pin 12 is plugged into the inner wall of the connecting hole 13. A supporting mechanism is provided at the bottom of the enclosure 1.

[0033] Reference Figure 2 , Figure 3The positioning mechanism includes a fastening bolt 14, a through hole 15 is provided on the top of the cross plate 11, and the through hole 15 is arranged in the middle of the cross plate 11. A threaded groove is provided on the top of the mounting ring 4. The fastening bolt 14 passes through the through hole 15 and is threadedly installed in the inner part of the threaded groove. The disc 5 and the cross plate 11 are fixed to the top of the mounting column 2 by tightening the fastening bolt 14. The positioning mechanism also includes a positioning hole 16. The number of the positioning holes 16 is set to be multiple. The multiple positioning holes 16 are arranged on the surface of the disc 5 in a circular shape with equal angles. The fastening bolt 14 passes through the inner wall of the positioning hole 16. The disc 5 is arranged between the cross plate 11 and the enclosure 1. By passing the fastening bolt 14 through the positioning holes 16 at different positions, the enclosure 1 with different angles can be fixed. At the same time, it is convenient to disassemble and assemble the enclosure 1. After the construction is completed, the enclosure 1 can be disassembled and reused many times.

[0034] Reference Figure 1 , Figure 4 The supporting mechanism includes a bottom plate 21 arranged in a horizontal state, the bottom plate 21 is fixedly installed at the bottom of the enclosure 1, and a positioning cone 22 is fixedly connected to the bottom of the bottom plate 21. The positioning cone 22 is buried underground, which can improve the contact area and installation stability between the bottom plate 21 and the ground. The number of positioning cones 22 is set to multiple, and multiple positioning cones 22 are symmetrically arranged at the bottom of the bottom plate 21. The supporting mechanism also includes a moving plate 17. A slide groove 18 is opened inside the bottom plate 21. The moving plate 17 is slidably installed on the inner wall of the slide groove 18, and the sliding direction of the moving plate 17 is forward and backward sliding.

[0035] Reference Figure 1 , Figure 4 The support mechanism also includes a support plate 19 arranged in an inclined state, and the support plate 19 is hinged on the inner wall of the movable plate 17. When not in use, the support plate 19 can be rotated to a horizontal state. The support plate 19 and the movable plate 17 are made into a whole, and then the movable plate 17 is pushed backward to place the movable plate 17 inside the bottom plate 21 to reduce the volume occupation, which is convenient for storage and transportation. A handle is fixedly connected to the top of the support plate 19, and a limit plate 20 is fixedly connected to the top of the support plate 19. A limit groove is provided on the front of the enclosure 1, and one end of the limit plate 20 away from the support plate 19 contacts the inner wall of the limit groove. The support of the enclosure 1 by the support plate 19 improves the installation stability of the enclosure 1 and ensures the installation firmness of the construction cofferdam.

[0036] Working principle: When in use, the two groups of panels 1 are preliminarily connected by inserting the mounting column 2 from top to bottom on the inner wall of the mounting ring 4, and then the angle between the two groups of panels 1 is adjusted according to the required installation angle, and then the insertion rod 7 is inserted from top to bottom on the inner wall of the slot 8, and the bottom of the disc 5 is in contact with the top of the mounting column 2, and the connecting hole 3 and the through hole 10 are aligned, and then the pin shaft 19 is inserted from top to bottom on the inner wall of the through hole 10, and the pin shaft 2 12 is inserted from top to bottom on the inner wall of the connecting hole 2 13, and then the fastening bolt 14 is passed through the through hole 2 15 and the positioning hole 16, and the fastening bolt 14 is installed inside the threaded groove by rotating the fastening bolt 14, and at the same time, the cross plate 11 and the disc 5 are pressed against the top of the mounting column 2 by the fastening bolt 14.

[0037] The positioning cone 22 at the bottom of the base plate 21 is buried under the ground to improve the stability of the installation of the enclosure 1. Then, the movable plate 17 is pulled out by the handle, and the support plate 19 is rotated to make the support plate 19 tilt toward the enclosure 1, and the end of the support plate 19 away from the movable plate 17 is inserted into the inner wall of the limit groove to support the enclosure 1, thereby further improving the stability of the installation of the enclosure 1.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A detachable construction cofferdam, comprising a cofferdam plate (1), characterized in that: The right side of the enclosure (1) is fixedly connected to a mounting column (2), the top of the mounting column (2) is provided with a connecting hole (3), the left side of the enclosure (1) is fixedly connected to a mounting ring (4), the mounting column (2) is adapted to be mounted on the inner wall of the mounting ring (4), the top of the enclosure (1) is provided with a connecting mechanism, the connecting mechanism comprises a disc (5) and a pin (9), the top of the disc (5) is provided with a positioning mechanism, the left side of the disc (5) is fixedly connected to a connecting block (6), the left side of the connecting block (6) is fixedly connected to an insert rod (7), the top of the enclosure (1) is provided with a connecting rod (8), and the connecting rod (9) is fixedly connected to the connecting block (6). A slot (8) is provided on the right side of the part, the insertion rod (7) is inserted into the inner wall of the slot (8), a horizontal plate (11) is fixedly connected to the right side of the pin shaft (9), and a pin shaft (12) is fixedly connected to the right side of the horizontal plate (11), a through hole (10) is provided at the center of the disk (5), the pin shaft (9) passes through the through hole (10) and is inserted into the inner wall of the connecting hole (3), a connecting hole (13) is provided on the left side of the top of the enclosure (1), and the pin shaft (12) is inserted into the inner wall of the connecting hole (13), and a supporting mechanism is provided at the bottom of the enclosure (1).

2. The detachable construction cofferdam according to claim 1 is characterized in that: The positioning mechanism comprises a fastening bolt (14), a second through hole (15) is provided at the top of the transverse plate (11), a threaded groove is provided at the top of the mounting ring (4), and the fastening bolt (14) passes through the second through hole (15) and is threadedly mounted inside the threaded groove.

3. The detachable construction cofferdam according to claim 2 is characterized in that: The positioning mechanism further comprises positioning holes (16), the number of the positioning holes (16) is set to be multiple, and the multiple positioning holes (16) are arranged in a ring shape at equal angles on the surface of the disc (5).

4. The detachable construction cofferdam according to claim 3 is characterized in that: The fastening bolt (14) passes through the inner wall of the positioning hole (16), and the disc (5) is arranged between the transverse plate (11) and the enclosure plate (1).

5. The detachable construction cofferdam according to claim 1 is characterized in that: The supporting mechanism comprises a bottom plate (21), wherein the bottom plate (21) is fixedly mounted on the bottom of the enclosure (1), and a positioning cone (22) is fixedly connected to the bottom of the bottom plate (21).

6. The detachable construction cofferdam according to claim 5 is characterized in that: The supporting mechanism further comprises a movable plate (17), a sliding groove (18) is provided inside the bottom plate (21), and the movable plate (17) is slidably mounted on the inner wall of the sliding groove (18).

7. The detachable construction cofferdam according to claim 6 is characterized in that: The support mechanism further comprises a support plate (19), wherein the support plate (19) is hinged on the inner wall of the movable plate (17), and a handle is fixedly connected to the top of the support plate (19).

8. The detachable construction cofferdam according to claim 7 is characterized in that: The top of the support plate (19) is fixedly connected to a limiting plate (20), a limiting groove is provided on the front of the enclosure plate (1), and one end of the limiting plate (20) away from the support plate (19) contacts the inner wall of the limiting groove.

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