Prefabricated square culvert for water conservancy construction

Abstract

The utility model relates to the technical field of water conservancy construction, and provides a prefabricated square culvert for water conservancy construction, which comprises two square culvert bodies, a plurality of hoisting rings, a sealing connecting mechanism, a height pre-adjusting mechanism, a support plate and a connecting hole, the plurality of hoisting rings are fixedly connected on the square culvert bodies, the sealing connecting mechanism is arranged on the square culvert bodies, and the height pre-adjusting mechanism is arranged on the support plate. The square culvert bodies are connected in a sealed mode through the sealing connecting mechanism, the height pre-adjusting mechanism is installed at the bottom ends of the two square culvert bodies, the bottom end of each square culvert body is rotationally connected with two supporting plates, and the multiple connecting holes are formed in the square culvert bodies in a penetrating mode. In the prior art, the axes of two square culverts need to be aligned, the dislocation deviation of the two square culverts needs to be controlled within 5 mm, accurate measurement and adjustment are needed in the process, time and labor are wasted, and errors are prone to being generated.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy construction, in particular to a prefabricated square culvert for water conservancy construction. Background Art

[0002] Water conservancy construction is a type of engineering construction, which includes the construction of dams and reservoirs. Prefabricated square culverts are usually used in the construction of dams and reservoirs.

[0003] Prefabricated square culvert is a prefabricated component that is prefabricated in water conservancy construction projects. Its shape and size have been pre-designed and can be adjusted according to the actual needs of the site. This component is generally made of precast concrete and can be used in a variety of building structures. The advantages of prefabricated square culvert include relatively simple manufacturing process, short construction period and low cost. In addition, since it is made in the production workshop, multiple operations can be carried out at the same time, avoiding the waste of time and resources in on-site construction.

[0004] Prefabricated square culverts have a high degree of accuracy in the manufacturing process, so they can ensure the standardization and serialization of products, improve product quality and construction efficiency. In addition, prefabricated square culverts help reduce noise, dust and pollution during on-site construction and improve the safety of workers. Prefabricated square culverts need to be connected in multiple sections when in use.

[0005] In the prior art, when connecting prefabricated square culverts during water conservancy construction, a crane is usually used to transport the prefabricated square culvert to a designated location, and then the axes of multiple sections of the prefabricated square culverts are aligned, and the joints of the prefabricated box culverts are connected by rubber sealing rings, stainless steel expansion pins and other components. During the process, the misalignment deviation of the two square culverts needs to be controlled within 5 mm, and the process requires precise measurement and calibration, which is very cumbersome and time-consuming. Utility Model Content

[0006] The utility model provides a prefabricated square culvert for water conservancy construction, which solves the problem in the prior art that when installing prefabricated square culverts, the error between two square culverts needs to be less than 5mm, and a crane needs to be used to continuously fine-tune the position of the square culvert during installation, which is cumbersome and time-consuming.

[0007] The technical solution of the utility model is as follows:

[0008] A prefabricated square culvert for water conservancy construction, comprising a square culvert body, two of which are provided, and also comprising a hoisting ring, a sealing connection mechanism, an upper sealing frame, a height pre-adjustment mechanism, a support plate and a connection hole;

[0009] There are multiple lifting rings, and the multiple lifting rings are fixedly connected to the square culvert body;

[0010] The sealing connection mechanism is installed on the square culvert body, and the two square culvert bodies are sealed and connected via the sealing connection mechanism;

[0011] The upper sealing frame is fixedly connected to the square culvert body;

[0012] The height pre-adjustment mechanism is installed at the bottom ends of the two square culvert bodies;

[0013] There are multiple support plates, and the bottom end of each square culvert body is rotatably connected to two support plates;

[0014] There are a plurality of connection holes, and the plurality of connection holes are penetrated and opened on the square culvert body.

[0015] Further, the sealing connection mechanism includes a mounting ring, a first sealing assembly and a second sealing assembly;

[0016] There are two mounting rings, and the two mounting rings are fixedly connected to two ends of one of the square culvert bodies;

[0017] The first sealing assembly is installed at both ends of one of the square culvert bodies;

[0018] The second sealing assembly is installed at two ends of the other square culvert body.

[0019] Furthermore, the height pre-adjustment mechanism includes a rotating shaft, a support leg, a matching block and a bidirectional screw;

[0020] There are multiple rotating shafts, and each of the support plates is rotatably connected to the square culvert body via one rotating shaft;

[0021] There are multiple supporting legs, and the bottom end of each supporting plate is fixedly connected to two supporting legs;

[0022] There are a plurality of matching blocks, and the bottom end of each of the square culvert bodies is fixedly connected to one matching block;

[0023] There are multiple bidirectional screws, and each of the bidirectional screws passes through one of the matching blocks and is threadedly connected to the two support plates on the opposite side.

[0024] Furthermore, the first sealing assembly includes a lower sealing frame, a fixing groove 1, a disbursement block and a fixing rod 1;

[0025] There are multiple lower sealing frames, and one lower sealing frame is fixedly connected to each of the two ends of the square culvert body;

[0026] There are a plurality of fixing grooves 1, and each of the two bottom ends of the lower sealing frame is provided with a fixing groove 1;

[0027] There are multiple disbursement blocks, and one disbursement block is fixedly connected to both ends of the square culvert body;

[0028] The fixing rods are provided in plurality, and the fixing rods are fixedly connected to the bottom end of the expenditure block.

[0029] Preferably, the second sealing assembly includes a second fixing rod, a dispensing slot, a second fixing slot and a buffer spring;

[0030] There are multiple fixing rods 2, and two top ends of each upper sealing frame are fixedly connected to two fixing rods 2, and the fixing rods 2 are matched with the fixing groove 1;

[0031] There are multiple disbursement slots, and one disbursement slot is provided on the inner wall of the bottom end of each of the two ends of the square culvert body;

[0032] There are a plurality of the second fixing slots, and two second fixing slots are provided at the bottom end of each of the expenditure slots, and the plurality of second fixing slots cooperate with the plurality of first fixing rods;

[0033] The buffer springs are provided in plurality, and the bottom ends of the buffer springs are fixedly connected in the expenditure grooves.

[0034] More preferably, the top end of the upper sealing frame, the bottom end of the lower sealing frame, the bottom end of the disbursement block and the bottom end of the disbursement groove are all fixedly connected with rubber sealing plates.

[0035] The working principle and beneficial effects of the utility model are:

[0036] 1. In the utility model, the two square culvert bodies can be quickly sealed and connected together when they are transported to the designated position through the sealing connection mechanism. Compared with the prior art, the installation speed is faster and no precise axis alignment step is required, making the process of connecting multiple prefabricated square culverts more efficient;

[0037] 2. In the utility model, the height pre-adjustment mechanism can be used to pre-adjust the height of the square culvert according to the terrain conditions of the location where the square culvert body is installed, and provide a supporting function. Compared with the prior art, the installation process of the square culvert is safer, more stable, and more adaptable to the terrain, thereby improving the quality of the installation of the square culvert body. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0039] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0040] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model;

[0041] Figure 3 This is a schematic diagram of the height adjustment structure of the utility model;

[0042] Figure 4 This is a schematic diagram of the structure of the first sealing component of the utility model.

[0043] In the figure: 1. square culvert body; 2. lifting ring; 3. upper sealing frame; 4. support plate; 5. connecting hole; 6. mounting ring; 7. rotating shaft; 8. support leg; 9. matching block; 10. bidirectional screw; 11. lower sealing frame; 12. fixing groove 1; 13. expenditure block; 14. fixing rod 1; 15. fixing rod 2; 16. expenditure groove; 17. fixing groove 2; 18. buffer spring; 19. rubber sealing plate. DETAILED DESCRIPTION

[0044] The following will be combined with 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 of 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.

[0045] like Figure 1 to Figure 4 As shown, the present embodiment proposes a prefabricated square culvert for water conservancy construction, comprising a square culvert body 1, two of which are provided, a lifting ring 2, a sealing connection mechanism, an upper sealing frame 3, a height pre-adjustment mechanism, a support plate 4 and a connection hole 5, a plurality of lifting rings 2 are provided, and a plurality of lifting rings 2 are fixedly connected to the square culvert body 1, a sealing connection mechanism is installed on the square culvert body 1, two square culvert bodies 1 are sealed and connected through the sealing connection mechanism, the upper sealing frame 3 is fixedly connected to the square culvert body 1, the height pre-adjustment mechanism is installed at the bottom ends of the two square culvert bodies 1, a plurality of support plates 4 are provided, and the bottom end of each square culvert body 1 is rotatably connected to two support plates 4, a plurality of connection holes 5 are provided, and a plurality of connection holes 5 are penetrated and opened on the square culvert body 1, the sealing connection mechanism is used to seal and connect the two square culvert bodies 1 together, compared with the prior art, there is no need to accurately align the axes of the two square culvert bodies 1, thereby improving the installation efficiency, the height pre-adjustment mechanism is used to adjust the position of the square culvert body 1 according to the terrain of the installation position to provide good support, and the connection hole 5 is used to insert a PC steel rod for connection to generate prestress.

[0046] Among them, the sealing connection mechanism includes a mounting ring 6, a first sealing component and a second sealing component. Two mounting rings 6 are provided. The two mounting rings 6 are fixedly connected to the two ends of one of the square culvert bodies 1. The first sealing component is installed at the two ends of one of the square culvert bodies 1, and the second sealing component is installed at the two ends of the other square culvert body 1. The first sealing component and the second sealing component cooperate to make the two square culvert bodies 1 tightly connected together. The mounting ring 6 provides the overlapping part of the two square culvert bodies 1, and the connection effect is better.

[0047] Secondly, the height pre-adjustment mechanism includes a rotating shaft 7, a support leg 8, a matching block 9 and a bidirectional screw 10. There are multiple rotating shafts 7, and each support plate 4 is rotatably connected to the square culvert body 1 through a rotating shaft 7. There are multiple supporting legs 8, and the bottom end of each support plate 4 is fixedly connected to two support legs 8. There are multiple matching blocks 9, and the bottom end of each square culvert body 1 is fixedly connected to a matching block 9. There are multiple bidirectional screws 10, and each bidirectional screw 10 passes through a matching block 9 and is threadedly connected to the two support plates 4 on the opposite side. The height adjustment mechanism adjusts the position between the support plates 4 by rotating the bidirectional screw 10 to lift the square culvert body 1, thereby adjusting the height of the square culvert body 1 according to the terrain, thereby providing support force for the square culvert installation process.

[0048] Again, the first sealing assembly includes a lower sealing frame 11, a fixed groove 12, an expenditure block 13 and a fixed rod 14. There are multiple lower sealing frames 11, and one lower sealing frame 11 is fixedly connected to both ends of a square culvert body 1. There are multiple fixing grooves 12, and each of the two bottom ends of each lower sealing frame 11 is provided with a fixed groove 12. There are multiple expenditure blocks 13, and one expenditure block 13 is fixedly connected to both ends of a square culvert body 1. There are multiple fixing rods 14, and multiple fixing rods 14 are fixedly connected to the bottom end of the expenditure block 13.

[0049] Among them, the second sealing component includes a fixing rod 2 15, a disbursement groove 16, a fixing groove 2 17 and a buffer spring 18. There are multiple fixing rods 2 15. The two top ends of each upper sealing frame 3 are fixedly connected to two fixing rods 2 15. The fixing rod 2 15 cooperates with the fixing groove 1 12. There are multiple disbursement grooves 16. One of the bottom inner walls of both ends of one square culvert body 1 is provided with a disbursement groove 16. There are multiple fixing grooves 2 17. The bottom end of each disbursement groove 16 is provided with two fixing grooves 2 17. The multiple fixing grooves 2 17 cooperate with the multiple fixing rods 1 14. There are multiple buffer springs 18. The bottom ends of the multiple buffer springs 18 are fixedly connected to the multiple disbursement grooves 16. Through the cooperation of the fixing rod 2 15 and the fixing groove 1 12, and the cooperation of the fixing rod 1 14 and the fixing groove 2 17, the two square culvert bodies 1 are tightly connected. The buffer spring 18 can prevent the upper square culvert body 1 from falling too fast and bumping against the disbursement groove 16 to cause damage when the two square culvert bodies 1 are installed.

[0050] Finally, the top of the upper sealing frame 3, the bottom of the lower sealing frame 11, the bottom of the disbursement block 13 and the bottom of the disbursement slot 16 are all fixedly connected with rubber sealing plates 19, and the two rubber sealing plates 19 are in contact to make the fitting parts more sealed.

[0051] In this embodiment, when connecting the square culvert body 1, first place one of the square culvert bodies 1 at the installation position, then place the other square culvert body 1 on the placed square culvert body 1, align the fixing rod 14 with the fixing groove 2 17, align the fixing rod 2 15 with the fixing groove 1 12 and insert, the expenditure block 13 and the expenditure groove 16 cooperate, and the rubber sealing plates 19 at multiple limit positions and contact parts make the two square culvert bodies 1 sealed and connected together.

[0052] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 prefabricated square culvert for water conservancy construction, comprising a square culvert body (1), wherein the square culvert body (1) is provided with two, characterized in that: Also includes: A lifting ring (2), wherein a plurality of the lifting rings (2) are provided, and the plurality of the lifting rings (2) are fixedly connected to the top end of the square culvert body (1); A sealing connection mechanism, the sealing connection mechanism being mounted on the square culvert body (1), and the two square culvert bodies (1) are sealed and connected via the sealing connection mechanism; An upper sealing frame (3), the upper sealing frame (3) being fixedly connected to the square culvert body (1); A height pre-adjustment mechanism, the height pre-adjustment mechanism being installed at the bottom ends of the two square culvert bodies (1); A support plate (4), wherein a plurality of the support plates (4) are provided, and the bottom end of each of the square culvert bodies (1) is rotatably connected to two of the support plates (4); A connecting hole (5), wherein a plurality of the connecting holes (5) are provided, and the plurality of connecting holes (5) are penetrated and opened on the square culvert body (1).

2. A prefabricated square culvert for water conservancy construction according to claim 1, characterized in that: The sealing connection mechanism comprises: A mounting ring (6), wherein two mounting rings (6) are provided, and the two mounting rings (6) are fixedly connected to two ends of one of the square culvert bodies (1); A first sealing component, the first sealing component being installed at both ends of one of the square culvert bodies (1); A second sealing component, wherein the second sealing component is installed at two ends of the other square culvert body (1).

3. A prefabricated square culvert for water conservancy construction according to claim 2, characterized in that: The height pre-adjustment mechanism comprises: A rotating shaft (7), wherein a plurality of rotating shafts (7) are provided, and each of the support plates (4) is rotatably connected to the square culvert body (1) via one of the rotating shafts (7); Support legs (8), wherein a plurality of the support legs (8) are provided, and two of the support legs (8) are fixedly connected to the bottom end of each support plate (4); A matching block (9), wherein a plurality of matching blocks (9) are provided, and a matching block (9) is fixedly connected to the bottom end of each square culvert body (1); A bidirectional screw (10), wherein a plurality of bidirectional screws (10) are provided, and each bidirectional screw (10) passes through one of the matching blocks (9) and is threadedly connected to the two support plates (4) on the opposite side.

4. A prefabricated square culvert for water conservancy construction according to claim 3, characterized in that: The first sealing assembly comprises: A lower sealing frame (11), wherein a plurality of the lower sealing frames (11) are provided, and one lower sealing frame (11) is fixedly connected to each of the two ends of the square culvert body (1); A fixing groove one (12), wherein a plurality of the fixing grooves one (12) are provided, and each of the two bottom ends of the lower sealing frame (11) is provided with a fixing groove one (12); A disbursement block (13), wherein a plurality of disbursement blocks (13) are provided, and one disbursement block (13) is fixedly connected to each of the two ends of the square culvert body (1); A fixing rod (14), wherein a plurality of fixing rods (14) are provided, and the plurality of fixing rods (14) are fixedly connected to the bottom end of the expenditure block (13).

5. A prefabricated square culvert for water conservancy construction according to claim 4, characterized in that: The second sealing assembly comprises: A second fixing rod (15), wherein a plurality of the second fixing rods (15) are provided, and two top ends of each upper sealing frame (3) are fixedly connected to two second fixing rods (15), and the second fixing rods (15) cooperate with the first fixing groove (12); A disbursement groove (16), wherein a plurality of disbursement grooves (16) are provided, wherein one disbursement groove (16) is provided on the inner wall of the bottom end at both ends of the square culvert body (1); A second fixing groove (17), wherein a plurality of the second fixing grooves (17) are provided, and two second fixing grooves (17) are provided at the bottom end of each of the expenditure grooves (16), and the plurality of second fixing grooves (17) cooperate with the plurality of first fixing rods (14); A buffer spring (18), wherein a plurality of the buffer springs (18) are provided, and the bottom ends of the plurality of buffer springs (18) are fixedly connected in the plurality of disbursement slots (16).

6. A prefabricated square culvert for water conservancy construction according to claim 5, characterized in that: The top end of the upper sealing frame (3), the bottom end of the lower sealing frame (11), the bottom end of the disbursement block (13) and the bottom end of the disbursement groove (16) are all fixedly connected with a rubber sealing plate (19).

Images