Perfusion guide pipe for underground diaphragm wall

Abstract

The utility model discloses an underground diaphragm wall pouring guide pipe which comprises an installation guide pipe, supporting toothed plates are installed on the outer side of the installation guide pipe, anti-skid clamping teeth are formed on the outer surface of the installation guide pipe, installation threads are arranged at the two ends of the installation guide pipe, the supporting toothed plates and the anti-skid clamping teeth are connected in a sliding and clamping mode, and a connecting structure is installed between the supporting toothed plates. An angle adjusting structure is arranged on the outer side of the supporting toothed plate, a supporting telescopic rod is rotationally connected to the outer side of the angle adjusting structure, and a positioning connecting block is rotationally connected to the lower end of the supporting telescopic rod. According to the underground diaphragm wall pouring guide pipe, the unfolding state of the device is flexibly adjusted through the angle adjusting structure and the supporting telescopic rod, the using flexibility of the device and the adaptability to the external environment are improved, then the installation guide pipe is stably supported, the anti-pressure capacity of the installation guide pipe is improved, and the service life of the installation guide pipe is prolonged. Therefore, the stability and the safety of the device in use are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a perfusion catheter for diaphragm wall. Background Art

[0002] The perfusion catheter for diaphragm wall is a special steel pipe, usually with a spiral joint, which is used to transport concrete from the ground to the bottom of the groove section during the construction of the diaphragm wall, and control the perfusion speed and height of the concrete. The perfusion catheter for diaphragm wall plays a crucial role in the construction of the diaphragm wall. It is mainly used in the process of concrete perfusion to ensure that the concrete can be evenly and continuously injected into the groove section and reach the designed depth and strength.

[0003] The patent with the application number CN202322855412.0 discloses a perfusion catheter for diaphragm wall. The perfusion catheter for diaphragm wall includes a rubber protection sleeve. The rubber protection sleeve includes a first protection section and two second protection sections respectively connected to both ends of the first protection section. The first protection section is sleeved on the catheter joint, and the second protection section is sleeved on the catheter standard section; the outer surface of the second protection section is a tapered joint that gradually narrows in the direction away from the first protection section, and one end of the second protection section away from the first protection section is fixedly connected to the catheter standard section through a fastening device. The perfusion catheter for diaphragm wall provided by the embodiment of the present application is used to perfusion concrete during the construction of the diaphragm wall; during the process of inserting the catheter downward and pulling it upward, the reinforcement cage can be guided and avoided by using the guiding inclined plane formed by the outer surface of the second protection section, preventing the catheter joint from getting stuck on the reinforcement cage and ensuring the smoothness of the up and down movement of the catheter.

[0004] The above device improves the smoothness of the catheter during use. However, both it and the existing structure keep the device in a vertical state by using the material of the catheter itself and the installation structure. When affected by external forces, it is easy to tilt and shift, which not only affects the working effect but also easily causes damage to the device. Summary of the Utility Model

[0005] In order to overcome the deficiencies of the prior art, the technical problem to be solved by the utility model is to provide a perfusion catheter for diaphragm wall, which improves the flexibility and adaptability to the external environment during the use of the device, and then stably supports the installed catheter, improves the compressive resistance of the installed catheter, and further increases the stability and safety during the use of the device.

[0006] To achieve the above-mentioned purpose, the utility model provides an underground continuous wall pouring conduit, including an installation conduit, a supporting tooth plate is installed on the outer side of the installation conduit, a connecting structure is installed between the supporting tooth plates, an angle adjustment structure is arranged on the outer side of the supporting tooth plates, a supporting telescopic rod is connected to the outer side of the angle adjustment structure, and a positioning connecting block is connected to the lower end of the supporting telescopic rod.

[0007] Furthermore, in order to improve the installation effect of the installation tube, the outer surface of the installation tube is formed with anti-skid teeth, and installation threads are provided at both ends of the installation tube. The supporting tooth plate and the anti-skid teeth are slidably engaged with each other.

[0008] Furthermore, in order to position and fix the supporting tooth plate, the connecting structure includes a connecting threaded rod, a fixed support plate, a positioning sleeve and a fixing nut. Both ends of the supporting tooth plate are provided with connecting through holes. The connecting threaded rod is slidably engaged in the interior of the connecting through holes. The fixed support plate is arranged at the upper end of the connecting threaded rod, the positioning sleeve is sleeved on the lower end of the connecting threaded rod, and the fixing nut is threadedly connected to the lower end of the connecting threaded rod.

[0009] Furthermore, in order to stably install the connecting structure, the two ends of the lower surface of the fixed support plate are respectively fixedly welded to the connecting threaded rod, and movable through holes are respectively opened at both ends of the positioning sleeve, and the movable through holes and the connecting threaded rod are slidably engaged with each other.

[0010] Furthermore, in order to improve the installation effect of the supporting tooth plate, a supporting threaded hole is opened inside the fixed support plate, and the internal thread of the supporting threaded hole is connected with a fixing bolt. A positioning threaded hole is opened at the center position of the positioning sleeve, and the internal thread of the positioning threaded hole is connected with a positioning bolt.

[0011] Furthermore, in order to flexibly adjust the working length of the supporting telescopic rod, the supporting telescopic rod includes a basic sleeve, the basic sleeve and the angle adjustment structure are rotatably connected to each other, the inside of the basic sleeve is slidably clamped with an extension support frame, an extension threaded rod is rotatably installed inside the basic sleeve, a driven bevel gear is fixedly installed in the middle of the extension threaded rod, an adjustment knob is rotatably installed on one side of the basic sleeve, an adjustment bevel gear is fixedly installed inside the adjustment knob, and the adjustment bevel gear and the driven bevel gear are meshed with each other.

[0012] Furthermore, in order to adjust the use angle of the supporting telescopic rod, the angle adjustment structure includes a mounting lug. An angle adjustment motor is fixedly installed inside the mounting lug. A lever gear is fixedly installed at the output end of the angle adjustment motor. A rotation connection hole is formed at one end of the supporting telescopic rod. The rotation connection hole is rotationally and snap-fitted with the angle adjustment motor. An angle adjustment gear ring is inlaid inside one end of the rotation connection hole. The angle adjustment gear ring meshes with the lever gear.

[0013] Furthermore, in order to support and position one end of the supporting telescopic rod, a positioning threaded hole is formed at the center of the positioning connection block. A mounting bolt is threadedly installed on the upper side inside the positioning threaded hole. A positioning suction cup is threadedly installed on the lower side inside the positioning threaded hole. Mounting threaded holes are formed at the four corners of the positioning connection block. Fixing screws are threadedly installed inside the mounting threaded holes.

[0014] As described above, compared with the prior art, the underground diaphragm wall perfusion catheter of the present utility model has at least the following beneficial effects:

[0015] Through the angle adjustment structure and the supporting telescopic rod, the deployment state of the device can be flexibly adjusted, improving the flexibility of the device during use and its adaptability to the external environment. Furthermore, the installation catheter can be stably supported, enhancing the compressive capacity of the installation catheter, and thus increasing the stability and safety of the device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the present utility model, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a schematic structural diagram of the underground diaphragm wall perfusion catheter of the present utility model;

[0018] Figure 2 It is a partial schematic structural diagram of the underground diaphragm wall perfusion catheter of the present utility model;

[0019] Figure 3 It is a semi-sectional schematic structural diagram of the present utility model;

[0020] Figure 4 It is a schematic structural diagram of the connection structure of the present utility model;

[0021] Figure 5 It is a schematic structural diagram of the angle adjustment structure of the present utility model;

[0022] Figure 6Structural schematic diagram of the support telescopic rod and the positioning connection block of the present utility model;

[0023] In the figure: 1. Installation conduit; 101. Anti-slip teeth; 2. Support tooth plate; 3. Connection structure; 301. Connection threaded rod; 302. Fixed support plate; 303. Positioning sleeve plate; 304. Fixed nut; 305. Fixed bolt; 306. Positioning bolt; 4. Angle adjustment structure; 401. Installation hanging ear; 402. Angle adjustment motor; 403. Angle adjustment gear ring; 5. Support telescopic rod; 501. Base sleeve; 502. Extended support frame; 503. Extended threaded rod; 504. Driven bevel gear; 505. Adjusting bevel gear; 6. Positioning connection block; 601. Installation bolt; 602. Positioning suction cup; 603. Fixed screw. Specific implementation manner

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0025] Next, refer to Figures 1 to 6 for a detailed description of the diaphragm wall perfusion conduit of the present utility model.

[0026] As Figures 1-6 shown, the diaphragm wall perfusion conduit of the present utility model includes an installation conduit 1. A support tooth plate 2 is installed on the outer side of the installation conduit 1. Anti-slip teeth 101 are formed on the outer surface of the installation conduit 1. Installation threads are provided at both ends of the installation conduit 1. The support tooth plate 2 and the anti-slip teeth 101 are slidably clamped with each other to improve the connection effect between the installation conduit 1 and the support tooth plate 2.

[0027] A connecting structure 3 is installed between the supporting tooth plates 2, and the connecting structure 3 includes a connecting threaded rod 301, a fixed support plate 302, a positioning sleeve 303 and a fixing nut 304. Both ends of the supporting tooth plates 2 are provided with connecting through holes, and the connecting threaded rod 301 is slidably engaged in the inside of the connecting through hole. The fixed support plate 302 is arranged on the upper end of the connecting threaded rod 301, the positioning sleeve 303 is sleeved on the lower end of the connecting threaded rod 301, and the fixing nut 304 is threadedly connected to the lower end of the connecting threaded rod 301. The two ends of the lower surface of the fixed support plate 302 are respectively fixed and welded to the connecting threaded rod 301 to improve the connection effect between the supporting tooth plates 2. Movable through holes are respectively provided at both ends of the positioning sleeve 303, and the movable through holes and the connecting threaded rod 301 are slidably engaged with each other. A supporting threaded hole is provided inside the fixed support plate 302, and the internal thread of the supporting threaded hole is connected to a fixing bolt 305. A positioning threaded hole is provided at the center of the positioning sleeve 303, and the internal thread of the positioning threaded hole is connected to a positioning bolt 306. The position of the supporting tooth plate 2 can be fine-tuned by the fixing bolt 305 and the positioning bolt 306, thereby improving the connection effect between the supporting tooth plate 2 and the mounting conduit 1.

[0028] In addition, an angle adjustment structure 4 is arranged on the outer side of the support tooth plate 2, and a support telescopic rod 5 is connected to the outer side of the angle adjustment structure 4. The support telescopic rod 5 includes a basic sleeve 501, and the basic sleeve 501 is rotatably connected to the angle adjustment structure 4. An extension support frame 502 is slidably connected inside the basic sleeve 501 to improve the support effect around the device. An extension threaded rod 503 is rotatably installed inside the basic sleeve 501, and a driven bevel gear 504 is fixedly installed in the middle of the extension threaded rod 503. An adjustment knob is rotatably installed on one side of the basic sleeve 501, and an adjustment bevel gear 505 is fixedly installed inside the adjustment knob. The adjustment bevel gear 505 and the driven bevel gear 504 are meshed with each other, driving the extension threaded rod 503 to rotate. One end of the extension support frame 502 located inside the basic sleeve 501 is threadedly connected to the extension threaded rod 503. The rotation of the extension threaded rod 503 drives the extension support frame 502 to move inside the basic sleeve 501, thereby adjusting the working length of the support telescopic rod 5.

[0029] Among them, the angle adjustment structure 4 includes a mounting ear 401, an angle adjustment motor 402 is fixedly installed inside the mounting ear 401, and a lever gear is fixedly installed on the output end of the angle adjustment motor 402 to push the supporting telescopic rod 5 to rotate. A rotating connecting hole is opened at one end of the supporting telescopic rod 5, and the rotating connecting hole and the angle adjustment motor 402 are rotatably connected to each other. An angle adjustment gear ring 403 is embedded in one end of the rotating connecting hole, and the angle adjustment gear ring 403 and the lever gear are meshed with each other to drive and position the working angle of the supporting telescopic rod 5.

[0030] The lower end of the supporting telescopic rod 5 is connected with a positioning connecting block 6, and a positioning threaded hole is provided at the center of the positioning connecting block 6. A mounting bolt 601 is installed on the inner upper thread of the positioning threaded hole, and a positioning suction cup 602 is installed on the inner lower thread of the positioning threaded hole to improve the flexibility of the device during installation. Mounting threaded holes are provided at the four corners of the positioning connecting block 6, and fixing screws 603 are installed on the inner threads of the mounting threaded holes to improve the stability of the device installation.

[0031] The above is only a specific implementation of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be understood by anyone familiar with the technology within the technical scope disclosed by the present invention should be included in the scope of the present invention.

Claims

1. An underground continuous wall pouring conduit, characterized in that: The invention comprises a mounting conduit (1), characterized in that: a supporting tooth plate (2) is mounted on the outer side of the mounting conduit (1), a connecting structure (3) is mounted between the supporting tooth plates (2), an angle adjustment structure (4) is arranged on the outer side of the supporting tooth plates (2), a supporting telescopic rod (5) is connected to the outer side of the angle adjustment structure (4), and a positioning connecting block (6) is connected to the lower end of the supporting telescopic rod (5).

2. The underground continuous wall pouring conduit according to claim 1, characterized in that: The outer surface of the installation conduit (1) is formed with anti-slip teeth (101), and both ends of the installation conduit (1) are provided with installation threads, and the support tooth plate (2) and the anti-slip teeth (101) are slidably engaged with each other.

3. The underground continuous wall pouring conduit according to claim 1, characterized in that: The connection structure (3) comprises a connecting threaded rod (301), a fixed support plate (302), a positioning sleeve (303) and a fixing nut (304); both ends of the supporting tooth plate (2) are provided with connecting through holes; the connecting threaded rod (301) is slidably engaged in the interior of the connecting through holes; the fixed support plate (302) is arranged at the upper end of the connecting threaded rod (301); the positioning sleeve (303) is sleeved on the lower end of the connecting threaded rod (301); and the fixing nut (304) is threadedly connected to the lower end of the connecting threaded rod (301).

4. The underground continuous wall pouring conduit according to claim 3, characterized in that: The two ends of the lower surface of the fixed support plate (302) are respectively fixedly welded to the connecting threaded rod (301), and the two ends of the positioning sleeve plate (303) are respectively provided with movable through holes, and the movable through holes and the connecting threaded rod (301) are slidably engaged with each other.

5. The underground continuous wall pouring conduit according to claim 3, characterized in that: A supporting threaded hole is provided inside the fixed support plate (302), and a fixing bolt (305) is connected to the internal thread of the supporting threaded hole. A positioning threaded hole is provided at the center of the positioning sleeve (303), and a positioning bolt (306) is connected to the internal thread of the positioning threaded hole.

6. The underground continuous wall pouring conduit according to claim 1, characterized in that: The supporting telescopic rod (5) comprises a basic sleeve (501), the basic sleeve (501) and the angle adjustment structure (4) are rotatably connected to each other, an extension support frame (502) is slidably engaged inside the basic sleeve (501), an extension threaded rod (503) is rotatably mounted inside the basic sleeve (501), and a driven bevel gear (504) is fixedly mounted in the middle of the extension threaded rod (503); An adjusting knob is rotatably mounted on one side of the basic sleeve (501), and an adjusting bevel gear (505) is fixedly mounted inside the adjusting knob, and the adjusting bevel gear (505) and the driven bevel gear (504) are meshed with each other; one end of the extension support frame (502) located inside the basic sleeve (501) is threadedly connected to the extension threaded rod (503), and the rotation of the extension threaded rod (503) drives the extension support frame (502) to move inside the basic sleeve (501).

7. The underground continuous wall pouring conduit according to claim 6, characterized in that: The angle adjustment structure (4) comprises a mounting ear (401), an angle adjustment motor (402) is fixedly mounted inside the mounting ear (401), a lever gear is fixedly mounted on the output end of the angle adjustment motor (402), a rotation connection hole is formed at one end of the supporting telescopic rod (5), an angle adjustment gear ring (403) is embedded and mounted inside one end of the rotation connection hole, and the angle adjustment gear ring (403) and the lever gear are meshed with each other.

8. The underground continuous wall pouring conduit according to claim 1, characterized in that: A positioning threaded hole is provided at the center of the positioning connection block (6), a mounting bolt (601) is threadedly installed on the upper inner side of the positioning threaded hole, a positioning suction cup (602) is threadedly installed on the lower inner side of the positioning threaded hole, and mounting threaded holes are provided at the four corners of the positioning connection block (6), and fixing screws (603) are threadedly installed on the inner inner side of the mounting threaded hole.

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