Integral water gate

Abstract

The utility model provides an integral sluice. The integral sluice comprises sluice piers, a lower foundation and sluice chambers. The number of the gate piers is at least two, one side of each gate pier is connected with the lower foundation, and the other side of each gate pier is connected with the gate chamber; the lower foundation comprises a bearing platform and a bottom plate, the top of the bottom plate is connected with the gate pier, and the bottom of the bottom plate is connected with the bearing platform; the number of the bearing platforms is at least two, a connecting beam is arranged between every two adjacent bearing platforms, at least one pile foundation is arranged at the bottom of each bearing platform, and the tops of the pile foundations are connected with the bearing platforms; according to the integral water gate, by changing the structure of the lower foundation, the thickness of the lower foundation can be reduced, the use amount of reinforced concrete is reduced, and therefore the cost is reduced, and meanwhile the overall stress adapts to the structural thickness.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy projects, and particularly relates to an integral sluice gate. Background Art

[0002] A sluice gate is a building for blocking water, discharging water and taking water in the existing field, and is widely used in water conservancy projects.

[0003] The traditional sluice gate includes a gate chamber, a pier and a lower foundation. The lower foundation is connected to the pier. The lower foundation is used to bear all the weights, vertical and horizontal pressures and other loads of the upper structure and evenly transmit them to the foundation. The pier is mainly used to support the gate, separate the gate openings and connect the pier-type components on both banks. The gate chamber is connected to the pier, and the gate chamber is located at the top of the pier. The gate chamber is mainly used to place equipment and facilitate the work of the staff.

[0004] However, for the sluice gate in the prior art, the lower foundation is connected to the pier, and the raft foundation is adopted for the lower foundation. The thickness of the raft foundation is uniform, and the thickness of the part with concentrated load and the part with smaller load of the raft foundation is the same. Due to the uniform thickness of the raft foundation and the same thickness of the part with concentrated load and the part with smaller load of the raft foundation, the overall thickness of the lower foundation is relatively thick, and the overall force is not suitable for the structural thickness. On the one hand, the consumption of reinforced concrete is large and the material cost is relatively high. On the other hand, the operation time of the construction workers is long and the labor cost is relatively high, resulting in a high total cost.

[0005] Therefore, there is room for further improvement in the lower foundation in the prior art. Content of the Utility Model

[0006] In view of this, aiming at the technical problem that the lower foundation in the prior art has a relatively thick thickness, the overall force is not suitable for the structural thickness, resulting in a large amount of reinforced concrete consumption and a high cost, this application provides an integral sluice gate. By changing the structure of the lower foundation, the thickness of the lower foundation can be reduced, so that the overall force is suitable for the structural thickness, the consumption of reinforced concrete can be reduced, and the cost can be lowered.

[0007] To achieve the above object, the utility model provides the following technical solution: an integral sluice gate, including piers, a lower foundation and a gate chamber;

[0008] There are at least two piers, one side of the pier is connected to the lower foundation, and the other side is connected to the gate chamber;

[0009] The lower foundation includes a bearing platform and a bottom plate; the top of the bottom plate is connected to the pier, and the bottom is connected to the bearing platform;

[0010] There are at least two bearing platforms, and a connecting beam is provided between adjacent two bearing platforms;

[0011] At least one pile foundation is provided at the bottom of the bearing platform, and the top of the pile foundation is connected to the bearing platform.

[0012] Compared with the prior art, an integral sluice of the present application is characterized in that a bearing platform and a bottom slab are provided; there are at least two bearing platforms, and a connecting beam is arranged between two adjacent bearing platforms. The connecting beam is beneficial to improving the integrity of the lower foundation, increasing the integrity of the pile foundation, making the load bear as evenly as possible and being transmitted, thereby reducing uneven settlement. Among them, the top of the bearing platform is connected to the bottom slab, and at least one pile foundation is provided at the bottom. The pile foundation is used to conduct the upper load to the bearing stratum; therefore, the bearing platform, bottom slab and connecting beam of the present application enable the overall force to be adapted to the structural thickness, can reduce the thickness of the lower foundation, thereby reducing the amount of reinforced concrete used, reducing the working time of workers, and being beneficial to reducing the cost.

[0013] In some embodiments of the present application, at least part of the bottom of the bearing platform is connected to the pile foundation, at least part of the top of the bearing platform is connected to the bottom slab, and the pile foundation is used to bear the load transmitted by the bearing platform and transmit it to the foundation.

[0014] Further, at least part of the connecting beam is connected to the bearing platform, and the connecting beam is located at the bottom of the bottom slab.

[0015] Further, at least part of the pier is connected to the bottom slab. The pier is arranged opposite to the bearing platform, and the pier is used to bear all the loads of the sluice chamber.

[0016] In some embodiments of the present application, the pier includes side piers and middle piers. The middle piers are arranged at intervals in the middle of the lower foundation, and the side piers are located at the edges of the lower foundation;

[0017] The bottom of the side pier is connected to the lower foundation, and the top is connected to the bottom of the sluice chamber;

[0018] The bottom of the middle pier is connected to the lower foundation, and the top is connected to the top of the sluice chamber.

[0019] In some embodiments of the present application, the sluice further includes a gate. The gate is located between two piers, the gate is connected to the piers, and the gate is used to control the flow rate through the sluice.

[0020] In some embodiments of the present application,

[0021] A hoisting facility is provided in the sluice chamber. The hoisting facility is connected to the gate, and the hoisting facility is used to control the lifting of the gate.

[0022] Further, the hoisting facility is set as a hoist, and the hoist is fixedly connected to the gate through a steel wire rope;

[0023] Or,

[0024] The lifting facility is set as an electric hoist, and the electric hoist is fixedly connected to the gate through a steel wire rope or a ring chain.

[0025] In some embodiments of the present application, the sluice further includes a breast wall, the breast wall is connected to the pier, the breast wall is located in the middle of two adjacent piers, and the breast wall is used for water retaining.

[0026] Further, a passage is provided in the lock chamber, the bottom of the passage is connected to the lower foundation, and the passage is communicated with the lock chamber;

[0027] The passage includes support columns, the bottom of the support columns is connected to the bearing platform, the support columns extend towards the lock chamber and are connected to the lock chamber.

[0028] The integral sluice of the present application has at least the following technical effects:

[0029] 1. By providing a bearing platform and a bottom slab, there are at least two bearing platforms, the bearing platforms are arranged at intervals, the top of the bearing platform is connected to the bottom slab, at least part of the bearing platform is connected to the bottom slab, and the bearing platform and the bottom slab cooperate to support the pier, increasing the stability of the sluice. Among them, a connecting beam is provided between two adjacent bearing platforms, at least one pile foundation is provided at the bottom of the bearing platform, the bottom of the pile foundation is connected to the bearing platform, at least part of the pile foundation is connected to the bearing platform, and the top of the pile foundation extends along the direction away from the bearing platform; the connecting beam connects the bearing platform and the bottom slab to form a frame body, and the bearing platform is separate, which can reduce the thickness of the lower foundation, is beneficial to reducing the materials of the lower foundation, thereby reducing the cost, and at the same time making the overall stress adapt to the structural thickness.

[0030] 2. By providing a lifting facility, the lifting facility can control the lifting of various large and medium-sized cast iron gates and steel gates to achieve the purpose of opening and closing. The gate and the lifting facility are fixedly connected through a steel wire rope or a ring chain, ensuring the efficient operation of opening and closing the sluice, and the operation and maintenance are simple and convenient, saving the time of workers.

[0031] 3. By providing a passage, the passage is arranged on one side of the lock chamber, the passage is communicated with the lock chamber, the bottom of the passage is connected to the bottom slab, the top of the passage is connected to the lock chamber, and the lock chamber and the pier are located on the same lower foundation, thereby forming an integral system of the lock chamber and the pier, facilitating calculation and pricing, and being beneficial to quickly drawing and modeling calculation. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 is a schematic diagram of the overall structure of the integral sluice provided by an embodiment of the present application;

[0033] Figure 2 is a schematic diagram of the lower foundation structure of the integral sluice provided by an embodiment of the present application;

[0034] Figure 3 is a schematic structural view of a pier of an integral sluice provided by an embodiment of the present application;

[0035] Figure 4 is a schematic structural view of a channel of an integral sluice provided by an embodiment of the present application;

[0036] Figure 5 is Figure 4 a schematic sectional view taken along line B-B of

[0037] Figure 6 is Figure 4 a schematic sectional view taken along line C-C of

[0038] Figure 7 is a schematic structural view of a chamber beam of an integral sluice provided by an embodiment of the present application.

[0039] Reference numerals:

[0040] 1, pier; 11, middle pier; 12, side pier; 14, top plate;

[0041] 2, lower foundation; 21, bearing platform; 22, bottom plate; 23, connecting beam; 24, pile foundation;

[0042] 3, chamber; 31, lifting facility; 32, main beam; 33, side beam;

[0043] 4, gate; 41, maintenance gate; 42, working gate;

[0044] 6, channel; 61, support column; 62, first entrance door; 63, guardrail; 64, indoor staircase; 65, observation window; 66, second entrance door; 67, outdoor staircase;

[0045] 7, gate slot; 8, breast wall. Detailed implementation manners

[0046] In order to enable those skilled in the art to better understand the technical solutions of the present disclosure, the present disclosure will be described in detail, clearly and completely below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present disclosure and are not used to limit the present disclosure.

[0047] In the description of the present application, if the first and second are described only for the purpose of distinguishing technical features, they should not be construed as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or implicitly indicating the sequence of the indicated technical features.

[0048] Those skilled in the art should understand that in the disclosure of this application, the orientation or positional relationship indicated by terms such as "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. This is only for the convenience of describing this application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the above terms should not be construed as limiting this application.

[0049] The following further describes this application in conjunction with the drawings. See, for example, Figures 1 to 7 description.

[0050] Embodiment 1

[0051] An integral sluice provided in this embodiment is applied in a water conservancy project. Specifically, as Figures 1 to 7 shown, the sluice includes a lower foundation 2, pier 1 and a sluice chamber 3; the top of the lower foundation 2 is connected to the pier 1, the piers 1 are arranged at intervals on the lower foundation 2, the top of the pier 1 is connected to the sluice chamber 3, and the pier 1 is used to support the gate 4 and separate the sluice openings; in this embodiment, there are at least two piers 1, the bottom of the pier 1 is connected to the lower foundation 2, and the top is connected to the sluice chamber 3. The pier 1 has an arc-shaped or semi-circular structure to improve the smoothness of the water flow through the sluice; the lower foundation 2 is arranged at the bottom of the pier 1, and the lower foundation 2 can bear all the loads of the pier 1 and the sluice chamber 3 and distribute them to the foundation; in this embodiment, the piers 1 are arranged at intervals on the lower foundation 2, and the two piers 1 are parallel to each other. The angle between the pier 1 and the lower foundation 2 is 90°, that is, the pier 1 is vertically connected to the lower foundation 2. The sluice chamber 3 is arranged on the top of the pier 1, and the bottom of the sluice chamber 3 is covered with the top surface of the pier 1. The sluice chamber 3, the pier 1 and the lower foundation 2 form an integral body, which is beneficial for calculation and design and convenient for coordination.

[0052] Furthermore, as Figures 1 to 3 shown, the lower foundation 2 is further described; the lower foundation 2 includes a bottom plate 22 and a bearing platform 21; the top of the bottom plate 22 is connected to the pier 1, and the bottom is connected to the bearing platform 21. There are at least two bearing platforms 21, and a connecting beam 23 is provided between the two bearing platforms 21. The connecting beam 23 is used to connect the adjacent two bearing platforms 21. At least one pile foundation 24 is arranged at the bottom of the bearing platform 21, and the pile foundation 24 is used to support the bearing platform 21.

[0053] Specifically, as Figure 2As shown, the bottom plate 22 is rectangular. The bottom of the bottom plate 22 is connected to the bearing platform 21, and at least part of the top of the bottom plate 22 is connected to the pier 1. The four sides of the bottom of the bottom plate 22 are all connected to the bearing platform 21. The bottom plate 22 is a monolithic plate. The bottom plate 22 is made by arranging multiple steel bars in a staggered manner and then pouring concrete materials. The bottom plate 22 is used to bear all the weights of the upper structure, vertical and horizontal pressures, and other loads, and evenly transfer them to the foundation. Among them, the bearing platform 21 is rectangular, and there are at least two bearing platforms 21. The bearing platforms 21 are arranged at the bottom of the bottom plate 22. The bearing platforms 21 are connected to the bottom plate 22. The bearing platforms 21 are arranged at intervals at the bottom of the bottom plate 22 and are arranged in an array. The bearing platforms 21 correspond to the bottom of the pier 1. The bearing platforms 21 are made by arranging multiple steel bars in a staggered manner and then pouring concrete. The bearing platforms 21 are used to bear and distribute the loads transmitted by the pier 1. The adjacent two bearing platforms 21 are connected by a connecting beam 23. The connecting beam 23 is arranged in the X direction and the Y direction. When the X-direction beam is connected to the adjacent two bearing platforms 21, one side of the Y-direction connecting beam 23 is connected to the bearing platform 21, and the other side of the Y-direction connecting beam 23 is connected to the X-direction beam or the bearing platform 21. The connecting beam 23 is arranged at the bottom of the bottom plate 22. The connecting beam 23 is parallel to the bottom plate 22. The connecting beam 23 is connected to the bearing platform 21. The connecting beam 23 is made by arranging multiple steel bars and pouring concrete. The connecting beam 23 connects the bearing platforms 21 in each direction into a whole, thus forming a frame. The connecting beam 23 is beneficial to improving the integrity of the lower foundation 2, increasing the integrity of the pile foundation 24, making the load bear as evenly as possible and being transmitted, thereby reducing uneven settlement, being beneficial to reducing the thickness of the lower foundation 2, reducing the amount of reinforced concrete used, and thus reducing the total cost.

[0054] Furthermore, at least one pile foundation 24 is arranged at the bottom of the bearing platform 21. The pile foundation 24 is oval or rectangular. At least part of the top of the pile foundation 24 is connected to the bearing platform 21, and the bottom extends vertically along the direction away from the bearing platform 21. The cross-sectional dimension of the pile foundation 24 is smaller than its length. The angle between the pile foundation 24 and the bearing platform 21 is 90°, that is, the pile foundation 24 is vertically connected to the bottom of the bearing platform 21. The pile foundation 24 is made by arranging multiple steel bars and pouring concrete. The pile foundation 24 is connected to the bearing platform 21 to form a whole and jointly bear the load. The pile foundation 24 is used to transmit the load to the soil layer with good bearing performance at a deeper depth underground to meet the requirements of bearing capacity and settlement, which is beneficial to improving the overall stability of the sluice.

[0055] Furthermore, at least part of the bottom plate 22 is connected to the pier 1, at least part of the top of the bearing platform 21 is connected to the bottom plate 22, at least part of the bottom of the bearing platform 21 is connected to the pile foundation 24, and at least part of the connecting beam 23 is connected to the bearing platform 21, which is beneficial to improving the stability of the connection part and ensuring the stability and bearing capacity of the overall lower foundation 2.

[0056] In this embodiment, as Figures 3 to 5As shown in the figure, the sluice also includes a gate 4, which is arranged between two pier columns 1. The gate 4 is connected to the pier columns 1 and is used to close and open the water discharge channel 6, so as to intercept water flow, control water level, regulate flow rate, discharge sediment and floating objects. Among them, the sluice also includes a breast wall 8, which is connected to the pier columns 1 and is arranged between two adjacent pier columns 1. The breast wall 8 is mainly used for water retaining, reducing the weight of the gate 4 and the weight of the hoist.

[0057] Specifically, as Figure 4 shown in the figure, the pier column 1 also includes a middle pier 11 and side piers 12; the head of the middle pier 11 is a semi-circular structure, the middle pier 11 is arranged at intervals in the middle of the lower foundation 2, at least part of the bottom of the middle pier 11 is connected to the lower foundation 2, at least part of the top of the middle pier 11 is connected to the top of the lock chamber 3, and the middle pier 11 is made of reinforced concrete casting; the side piers 12 are arranged at the edge of the lower foundation 2, the head of the side pier 12 is a quarter-circular structure, at least part of the bottom of the side pier 12 is connected to the lower foundation 2, at least part of the top of the side pier 12 is connected to the bottom of the lock chamber 3, and the side piers 12 are made of reinforced concrete casting and are used to support the gate 4 and the lock chamber 3.

[0058] Furthermore, as Figure 5 shown in the figure, a gate slot 7 is provided on at least one side of the middle pier 11, and a gate slot 7 can also be opened on the opposite surfaces of adjacent side piers 12 to connect the gate 4. The gate slot 7 is a rectangular groove, at least part of the gate 4 is arranged in the gate slot 7, and the gate slot 7 is cast in the second stage of concrete. The gate slot 7 is used for placing, supporting and fixing the gate 4. Among them, the gate 4 is rectangular, and the gate 4 includes a maintenance gate 41 and a working gate 42. The maintenance gate 41 and the working gate 42 are arranged in parallel. The maintenance gate 41 is arranged upstream and downstream of the sluice and is used for short-term water retaining during the maintenance of hydraulic structures or the working gate 42, etc., and is generally opened and closed in still water. The working gate 42 is arranged in the middle of the sluice and is used to close and open the water discharge channel 6, and is generally opened and closed in moving water.

[0059] In this embodiment, as Figures 1 to 7As shown in the figure, a hoisting facility 31 is provided in the lock chamber 3. The hoisting facility 31 is connected to the top of the gate 4. Among them, the hoisting facility 31 is set as a hoist. When the sluice needs to be opened, the hoist is operated by an electric motor. The hoist drives the steel wire rope to fixedly connect the gate 4. The electric motor drives the hoist to work, and the gate 4 is fixedly connected to the hoist through the steel wire rope, so as to drive the opening and closing of the gate 4, making the opening and closing of the gate 4 more convenient and efficient. Among them, a main beam 32 and side beams 33 are provided in the lock chamber 3. The main beam 32 and the side beams 33 are connected. The side beams 33 are arranged at the edge of the lock chamber 3, and the main beam 32 is arranged in the middle of the side beams 33. The main beam 32 and the side beams 33 are arranged at intervals. Both the side beams 33 and the main beam 32 are horizontally arranged. The main beam 32 is mainly used for bearing and transmitting loads, and can bear greater weight and pressure. The side beams 33 are mainly used to support various loads in the upper building and transmit them to the pier 1.

[0060] Furthermore, as Figure 4 shown in the figure, a passage 6 is provided in the lock chamber 3. The bottom of the passage 6 is connected to the bottom slab 22, and the top of the passage 6 is connected to the lock chamber 3. Among them, the passage 6 includes support columns 61. The support columns 61 are rectangular. At least part of the bottom of the support columns 61 is connected to the bearing platform 21. The top of the support columns 61 extends towards the lock chamber 3 and is connected to the secondary beam. The angle between the support columns 61 and the bearing platform 21 is 90°, that is, the support columns 61 are vertically connected to the bearing platform 21. The support columns 61 are made of multiple steel bars arranged in a staggered manner and then poured with concrete. The support columns 61 are used to support the passage 6, thus ensuring the stability of the passage 6.

[0061] Furthermore, the passage 6 also includes a first entrance door 62. Guardrails 63 are provided on both sides of the first entrance door 62. The guardrails 63 are used to prevent people from falling, thus ensuring the safety of people. The guardrails 63 are connected to the outdoor stairs 67. There is at least one outdoor stair 67. The lower part of the outdoor stair 67 is connected to the revetment. The revetment is used to support people walking. An indoor stair 64 and an observation window 65 are provided in the passage 6. The observation window 65 is arranged on the opposite side of the first entrance door 62. The observation window 65 is used for people to observe the water level and judge the rise and fall of the water level, and can make a judgment in the first time, thus improving the work efficiency. A second entrance door 66 is provided on one side of the observation window 65. The second entrance door 66 is close to the indoor stair 64. The second entrance door 66 is used to lead to the lock chamber 3 and can also enter the hoist room to control the hoisting mechanism, which can ensure the opening and closing of the sluice and improve the efficiency.

[0062] It should be noted that in this embodiment, the hoisting facility 31 can be set as an electric hoist. The electric hoist is fixedly connected to the gate 4 through a steel wire rope or a chain, so as to drive the opening and closing of the gate 4, making the opening and closing of the gate 4 more convenient and efficient.

[0063] Embodiment 2

[0064] The difference between this embodiment and the first embodiment is that in this embodiment, the bottom of the channel 6 is connected to the top plate 14 of the pier 1, and the top of the channel 6 is connected to the lock chamber 3; wherein, the channel 6 includes support columns 61, the support columns 61 are rectangular, at least part of the bottom of the support columns 61 is connected to the bearing platform 21, the top of the support columns 61 extends towards the lock chamber 3 and is connected to the lock chamber 3, the angle between the support columns 61 and the bearing platform 21 is 90°, that is, the support columns 61 are vertically connected to the bearing platform 21, the support columns 61 are made by arranging multiple steel bars in a staggered manner and then pouring concrete, and the support columns 61 are used to support the channel 6, so as to ensure the stability of the channel 6.

[0065] The above has introduced the present application in detail. Specific examples are used in this article to elaborate on the principle and implementation manner of the present application. The description of the above embodiments is only used to help understand the present application and its core idea. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the principle of the present application, several improvements and modifications can be made to the present application, and these improvements and modifications also fall within the protection scope of the claims of the present application.

Claims

1. An integral sluice, characterized in that, It includes pier (1), lower foundation (2) and lock chamber (3); There are at least two piers (1), one side of the pier (1) is connected to the lower foundation (2), and the other side is connected to the lock chamber (3); The lower foundation (2) includes a bearing platform (21) and a bottom slab (22); the top of the bottom slab (22) is connected to the pier (1), and the bottom is connected to the bearing platform (21); There are at least two bearing platforms (21), and a connecting beam (23) is provided between adjacent bearing platforms (21); At least one pile foundation (24) is arranged at the bottom of the bearing platform (21), and the top of the pile foundation (24) is connected to the bearing platform (21).

2. The integral sluice according to claim 1, characterized in that At least part of the bottom of the bearing platform (21) is connected to the pile foundation (24), at least part of the top of the bearing platform (21) is connected to the bottom slab (22), and the pile foundation (24) is used to bear the load transmitted by the bearing platform (21) and transmit it to the foundation.

3. The integral sluice according to claim 1, characterized in that At least part of the connecting beam (23) is connected to the bearing platform (21), and the connecting beam (23) is arranged at the bottom of the bottom slab (22).

4. The integral sluice according to claim 1, characterized in that At least part of the pier (1) is connected to the bottom slab (22), the pier (1) is arranged opposite to the bearing platform (21), and the pier (1) is used to bear all the loads of the lock chamber (3).

5. The integral sluice according to claim 1, characterized in that The pier (1) includes side piers (12) and middle piers (11), the middle piers (11) are arranged at intervals in the middle of the lower foundation (2), and the side piers (12) are arranged at the edges of the lower foundation (2); The bottom of the side pier (12) is connected to the lower foundation (2), and the top is connected to the bottom of the lock chamber (3); The bottom of the middle pier (11) is connected to the lower foundation (2), and the top is connected to the top of the lock chamber (3).

6. The integral sluice according to claim 1, characterized in that The sluice further includes a gate (4), the gate (4) is arranged between two piers (1), the gate (4) is connected to the pier (1), and the gate (4) is used to control the flow rate through the sluice.

7. The integral sluice according to claim 6, characterized in that A hoisting facility (31) is arranged in the lock chamber (3), the hoisting facility (31) is connected to the gate (4), and the hoisting facility (31) is used to control the lifting of the gate (4).

8. The integral sluice according to claim 7, characterized in that The hoisting facility (31) is set as a hoist, and the hoist is fixedly connected to the gate (4) through a steel wire rope; Or, The hoisting facility (31) is set as an electric hoist, and the electric hoist is fixedly connected to the gate (4) through a steel wire rope or a chain.

9. The integral sluice according to claim 1, characterized in that The sluice also includes a breast wall (8), the breast wall (8) is connected to the pier (1), the breast wall (8) is arranged in the middle of two adjacent piers (1), and the breast wall (8) is used for water retaining.

10. The integral sluice according to claim 1, wherein The sluice chamber (3) is provided with a passage (6), the bottom of the passage (6) is connected to the lower foundation (2), and the passage (6) communicates with the sluice chamber (3); The passage (6) includes a support column (61), the bottom of the support column (61) is connected to the bearing platform (21), the support column (61) extends towards the sluice chamber (3) and is connected to the sluice chamber (3).

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