Connecting structure of barrage foundation diaphragm wall and gate dam building

Abstract

The utility model relates to a connecting structure of a barrage foundation diaphragm wall and a gate dam building, and relates to the field of water conservancy building connecting components. The anti-seepage structure comprises a gate dam, a connecting piece and an anti-seepage wall, a connecting groove is formed in the bottom of the gate dam, the connecting piece is inserted into the connecting groove of the gate dam, the anti-seepage wall is inserted into the connecting piece, the connecting piece comprises a connecting frame, an anchoring frame box is vertically fixed to the middle of the outer end face of the connecting frame, an anchoring piece is arranged in the anchoring frame box, and the anchoring piece comprises a lower anchor rod and an upper anchor rod; the lower anchor rod is arranged in the anchoring frame box, the lower anchor rod downwards penetrates into the connecting frame, and an upper anchor rod is vertically arranged at the top end of the lower anchor rod. According to the connecting piece, the anchoring piece is used for anchoring, connecting and locking the anti-seepage wall and the gate dam, so that the assembling stability of the anti-seepage wall and the gate dam is achieved through the connecting piece, it is guaranteed that water pressure borne by the water stop component on the connecting piece in the later period is kept stable, and then the water stop effect that the water stop component blocks a gap between the anti-seepage wall and a gate dam building is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of water conservancy construction connecting components, in particular to a connecting structure of a river dam foundation cutoff wall and a sluice dam building. BACKGROUND

[0002] In the water conservancy and hydropower river dam project, when the riverbed sand pebble cover layer is relatively deep or the relative ground water retaining dam building is relatively low, the foundation cutoff often adopts the form of cutoff wall. Because the sluice dam has deformation such as settlement and displacement in construction and operation, therefore, the connection between the cutoff wall and the water retaining sluice dam is crucial, once the connection part cracks and deforms, the water sealing fails, therefore, the sealing connection component of the cutoff wall and the water retaining sluice dam is an important component for water conservancy sealing.

[0003] The existing announcement No. CN210887277U, a connecting structure of a river dam foundation cutoff wall and a sluice dam building, includes a sluice dam building and a cutoff wall, the sluice dam building is located above the cutoff wall, the sluice dam building is in the shape of inverted "concave" character, the connection between the sluice dam building and the cutoff wall is sequentially provided with high foamed polyethylene plate and prefabricated concrete trough plate from top to bottom, the sluice dam building is provided with groove A and hole, the cutoff wall is provided with L-shaped support plate and groove B, the gap between the sluice dam building and the cutoff wall located between the groove B and the L-shaped support plate is filled with asphalt, the groove A and the groove B are filled with polysulfide sealant, the hole is filled with asphalt, the connecting structure is simple, the existence of the L-shaped support plate can effectively prevent the cracking and deformation of the connection part.

[0004] For the related technology in the above, the inventors find that when the cutoff wall and the sluice dam building are connected, the water sealing component is used to block the gap between the cutoff wall and the sluice dam building, but when the cutoff wall and the sluice dam building are connected, there is lack of anchoring connection component to lock the water sealing component, the water sealing component is prone to displacement under the influence of water pressure in the later period, and then the water sealing effect of the water sealing component blocking the gap between the cutoff wall and the sluice dam building is poor. UTILITY MODEL CONTENTS

[0005] In order to overcome the situation that when the existing cutoff wall and the sluice dam building are connected, there is lack of anchoring connection component to lock the water sealing component, the water sealing component is prone to displacement under the influence of water pressure in the later period, and then the water sealing effect of the water sealing component blocking the gap between the cutoff wall and the sluice dam building is poor, the present application provides a connecting structure of a river dam foundation cutoff wall and a sluice dam building.

[0006] The connecting structure of a river dam foundation cutoff wall and a sluice dam building provided by the present application adopts the following technical solution:

[0007] The utility model provides a connecting structure of river dam foundation cutoff wall and lock dam building, including lock dam, connecting piece and cutoff wall, lock dam bottom is seted up with connecting groove, and lock dam's connecting groove inserts connecting piece, the inside insertion of connecting piece has cutoff wall, connecting piece includes connecting frame, the outside end surface middle part of connecting frame is fixed with the anchoring frame box vertically, and is provided with anchoring piece in anchoring frame box, and anchoring piece includes lower anchor rod and upper anchor rod, lower anchor rod sets up in anchoring frame box, and lower anchor rod goes down and passes into the inside of connecting frame, and the top of lower anchor rod is provided with upper anchor rod vertically, the middle part of the connecting groove of lock dam is seted up with anchoring groove, and anchoring groove is inserted with anchoring frame box, and is seted up with upper anchoring hole groove in anchoring groove, and upper anchoring hole groove is inserted with upper anchor rod limit, and the outside of cutoff wall is seted up with lower anchoring hole groove, and lower anchoring hole groove is inserted with lower anchor rod limit.

[0008] Through the above technical scheme, the connecting frame in the connecting piece is inserted on the cutoff wall first, then the anchoring piece is installed in the top surface anchoring frame box of the connecting frame, the lower anchor rod in the anchoring piece penetrates the connecting frame and is inserted into the lower anchoring hole groove of the cutoff wall, thereby completing the limit anchoring assembly of the cutoff wall and the connecting piece, then the cutoff wall with the connecting piece is inserted into the connecting groove of the lock dam, the anchoring frame box on the top surface of the connecting frame is inserted into the anchoring groove, and the upper anchor rod on the top surface of the lower anchor rod is inserted into the upper anchoring hole groove of the anchoring groove, thereby the lock dam and the cutoff wall are assembled and anchored together through the connecting piece, and the connecting piece completes the assembly stability of the cutoff wall and the lock dam, ensures that the water stop member on the connecting piece remains stable under water pressure in the later period, and thereby improves the water stop effect of the water stop member in plugging the gap between the cutoff wall and the lock dam building.

[0009] Optionally, the top end of the lower anchor rod is vertically fixed with a stud, and the bottom end of the upper anchor rod is vertically fixed with a threaded pipe, and the threaded pipe is threadedly connected with the stud.

[0010] Through the above technical scheme, the upper anchor rod on the lower anchor rod is rotated on the stud to vertically adjust the extension length of the upper anchor rod on the lower anchor rod, so as to meet the requirement of inserting the upper anchor rod into the upper anchoring hole groove in the lock dam.

[0011] Optionally, two upper clamping grooves are symmetrically formed on the outside end surface of the connecting frame, and a plurality of lower clamping grooves are vertically formed on the inside end surface of the connecting frame along the horizontal direction.

[0012] Through the above technical scheme, the lower clamping grooves and the upper clamping grooves respectively arranged on the inside and outside of the connecting frame are respectively used for assembling the water stop members on the inside and outside of the connecting frame, so as to seal and block the gap between the connecting frame and the cutoff wall and the lock dam.

[0013] Optionally, an upper clamping frame is vertically clamped in the upper clamping groove, and an upper water stop pad is fixed on the outside end surface of the upper clamping frame.

[0014] By adopting the above technical scheme, the upper clamping frame is vertically and slidingly inserted into the upper clamping groove of the connecting frame, the assembly between the upper clamping frame and the connecting frame is completed, and then the upper water stop pad arranged on the outer wall of the upper clamping frame is used to block the gap between the connecting frame and the dam.

[0015] Optionally, the lower clamping groove vertically clamps the lower clamping frame, and the inner end face of the lower clamping frame is fixed with a lower water stop pad.

[0016] By adopting the above technical scheme, the lower clamping frame is vertically and slidingly inserted into the lower clamping groove of the connecting frame, the assembly between the lower clamping frame and the connecting frame is completed, and then the lower water stop pad arranged on the outer wall of the lower clamping frame is used to block the gap between the connecting frame and the impervious wall.

[0017] Optionally, the bottom of the vertical end face of the connecting frame is horizontally fixed with a horizontal plate, and the top surface of the horizontal plate of the connecting frame is horizontally fixed with an upper sealing pad.

[0018] By adopting the above technical scheme, the horizontal plate at both ends of the connecting frame is inserted into the gap between the impervious wall and the dam, and the upper sealing pad is arranged to block the gap between the horizontal plate and the dam.

[0019] Optionally, the bottom surface of the horizontal plate of the connecting frame is horizontally fixed with a lower sealing pad.

[0020] By adopting the above technical scheme, the horizontal plate at both ends of the connecting frame is inserted into the gap between the impervious wall and the impervious wall, and the lower sealing pad is arranged to block the gap between the horizontal plate and the impervious wall.

[0021] Optionally, the upper clamping frame and the lower clamping frame are made of flexible metal material.

[0022] By adopting the above technical scheme, the upper clamping frame and the lower clamping frame are made of flexible aluminum alloy metal material, which has flexibility and corrosion resistance, and the upper clamping frame and the lower clamping frame are attached to the gap between the dam and the impervious wall, so as to ensure the sealing property of the assembly of the dam and the impervious wall.

[0023] In summary, the present application comprises at least one of the following beneficial technical effects: in use, the connecting frame in the connecting piece is first inserted on the cutoff wall, and then the anchor in the anchor box on the top surface of the connecting frame is installed, the lower anchor rod in the anchor is inserted into the lower anchor hole groove of the cutoff wall through the connecting frame, thereby completing the limiting and anchoring assembly of the cutoff wall and the connecting piece, then the cutoff wall with the connecting piece is inserted into the connecting groove of the dam, the anchor box on the top surface of the connecting frame is inserted into the anchor groove, and the upper anchor rod on the top surface of the lower anchor rod is inserted into the upper anchor hole groove of the anchor groove, thereby the dam and the cutoff wall are assembled and anchored together through the connecting piece, and the connecting piece is provided when the cutoff wall and the dam building are connected, the anchor in the connecting piece is used to anchor and lock the cutoff wall and the dam, the connecting piece completes the assembly stability of the cutoff wall and the dam, ensures that the water stop member on the connecting piece remains stable under water pressure in the later period, and further improves the water stop effect of the water stop member in plugging the gap between the cutoff wall and the dam building. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a schematic diagram of the overall structure of the embodiment of the present application.

[0025] Figure 2 is a schematic diagram of the overall structure of the embodiment of the present application in a disassembled state.

[0026] Figure 3 is a schematic diagram of the structure of the connecting piece of the embodiment of the present application in a disassembled state.

[0027] Figure 4 is a schematic diagram of the structure of the anchor of the embodiment of the present application in a disassembled state.

[0028] Figure 5 is a schematic diagram of the structure of the dam of the embodiment of the present application in a disassembled state.

[0029] Figure 6 is a schematic diagram of the structure of the cutoff wall of the embodiment of the present application in a disassembled state.

[0030] BRIEF DESCRIPTION OF DRAWINGS 1, dam; 11, anchor groove; 12, upper anchor hole groove; 2, connecting piece; 21, connecting frame; 211, upper clamping groove; 212, lower clamping groove; 213, upper sealing gasket; 22, anchor box; 23, anchor; 231, stud; 232, lower anchor rod; 233, screw pipe; 234, upper anchor rod; 24, upper clamping frame; 25, upper water stop pad; 26, lower clamping frame; 261, lower water stop pad; 262, lower sealing gasket; 3, cutoff wall; 31, lower anchor hole groove. DETAILED DESCRIPTION

[0031] The present application will be further described in detail below with reference to the accompanying drawings.

[0032] The embodiment of the present application discloses a connecting structure of a cutoff wall and a dam building of a river dam foundation. Referring toFigure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 A connecting structure of a dam foundation cutoff wall and a sluice dam building, comprising a sluice dam 1, a connecting piece 2 and a cutoff wall 3, a connecting groove is formed at the bottom of the sluice dam 1, and the connecting piece 2 is inserted into the connecting groove of the sluice dam 1, the connecting piece 2 is internally inserted with the cutoff wall 3, the connecting piece 2 comprises a connecting frame 21, an anchoring frame box 22 is vertically fixed in the middle of the outer end face of the connecting frame 21, and an anchoring piece 23 is arranged in the anchoring frame box 22, the anchoring piece 23 comprises a lower anchor rod 232 and an upper anchor rod 234, the lower anchor rod 232 is arranged in the anchoring frame box 22, and the lower anchor rod 232 penetrates into the inside of the connecting frame 21 downward, and the top end of the lower anchor rod 232 is vertically provided with the upper anchor rod 234, an anchoring groove 11 is formed in the middle of the connecting groove of the sluice dam 1, and the anchoring groove 11 is inserted and assembled with the anchoring frame box 22, an upper anchoring hole groove 12 is formed in the anchoring groove 11, and the upper anchoring hole groove 12 is limitingly inserted with the upper anchor rod 234, a lower anchoring hole groove 31 is formed on the outside of the cutoff wall 3, and the lower anchoring hole groove 31 is limitingly inserted with the lower anchor rod 232.

[0033] By adopting the above technical scheme, the connecting frame 21 in the connecting piece 2 is first inserted on the cutoff wall 3, and then the anchoring piece 23 is installed in the top surface anchoring frame box 22 of the connecting frame 21, the lower anchor rod 232 in the anchoring piece 23 penetrates into the lower anchoring hole groove 31 of the cutoff wall 3 through the connecting frame 21, so that the limit anchoring assembly of the cutoff wall 3 and the connecting piece 2 is completed, then the cutoff wall 3 with the connecting piece 2 is inserted into the connecting groove of the sluice dam 1, the anchoring frame box 22 on the top surface of the connecting frame 21 is inserted into the anchoring groove 11, and the upper anchor rod 234 on the top surface of the lower anchor rod 232 is inserted into the upper anchoring hole groove 12 of the anchoring groove 11, so that the sluice dam 1 and the cutoff wall 3 are assembled and anchored together through the connecting piece 2, and then the connecting piece 2 is arranged when the cutoff wall 3 is connected with the sluice dam 1 building, the anchoring piece 23 in the connecting piece 2 is used to anchor, lock and prevent the cutoff wall 3 and the sluice dam 1, so that the connecting piece 2 completes the assembly stability of the cutoff wall 3 and the sluice dam 1, ensures that the water stop component on the connecting piece 2 remains stable under water pressure in the later period, and then improves the water stop effect of the water stop component in plugging the gap between the cutoff wall and the sluice dam building.

[0034] Referring to Figure 4 The top end of the lower anchor rod 232 is vertically fixed with a threaded column 231, the bottom end of the upper anchor rod 234 is vertically fixed with a threaded pipe 233, and the threaded pipe 233 is threadedly assembled and connected with the threaded column 231. The upper anchor rod 234 on the lower anchor rod 232 is rotated on the threaded column 231 to vertically adjust the extension length of the upper anchor rod 234 on the lower anchor rod 232, so as to meet the requirement of inserting the upper anchor rod 234 into the upper anchoring hole groove 12 in the inside of the sluice dam 1.

[0035] With reference to Figure 3 , the outer side end face of the connecting frame 21 is symmetrically provided with two upper clamping grooves 211, and the inner side end face of the connecting frame 21 is vertically provided with a plurality of lower clamping grooves 212 in the horizontal direction. The lower clamping grooves 212 and the upper clamping grooves 211 provided on the inner and outer sides of the connecting frame 21 are respectively used to assemble the water stop elements on the inner and outer sides of the connecting frame 21, and are used to seal and block the gap between the connecting frame 21 and the diaphragm wall 3 and the dam 1. The upper clamping frame 24 is vertically clamped in the upper clamping groove 211 of the connecting frame 21, and the outer end face of the upper clamping frame 24 is fixed with an upper water stop pad 25. The upper clamping frame 24 is vertically and slidingly inserted into the upper clamping groove 211 of the connecting frame 21, and the assembly between the upper clamping frame 24 and the connecting frame 21 is completed, and then the upper water stop pad 25 provided on the outer wall of the upper clamping frame 24 is used to block the gap between the connecting frame 21 and the dam 1. The lower clamping frame 26 is vertically clamped in the lower clamping groove 212 of the connecting frame 21, and the inner end face of the lower clamping frame 26 is fixed with a lower water stop pad 261. The lower clamping frame 26 is vertically and slidingly inserted into the lower clamping groove 212 of the connecting frame 21, and the assembly between the lower clamping frame 26 and the connecting frame 21 is completed, and then the lower water stop pad 261 provided on the outer wall of the lower clamping frame 26 is used to block the gap between the connecting frame 21 and the diaphragm wall 3.

[0036] With reference to Figure 3 , the bottom of the vertical end face of the connecting frame 21 on both sides is horizontally fixed with a horizontal plate, and the top surface of the horizontal plate of the connecting frame 21 is horizontally fixed with an upper sealing pad 213. The horizontal plates at both ends of the connecting frame 21 are inserted into the gap between the diaphragm wall 3 and the dam 1, and the upper sealing pad 213 is arranged to block the gap between the horizontal plate and the dam 1. The bottom surface of the horizontal plate of the connecting frame 21 is horizontally fixed with a lower sealing pad 262. The horizontal plates at both ends of the connecting frame 21 are inserted into the gap between the diaphragm wall 3 and the diaphragm wall 3, and the lower sealing pad 262 is arranged to block the gap between the horizontal plate and the diaphragm wall 3. The upper clamping frame 24 and the lower clamping frame 26 are made of flexible metal material. The upper clamping frame 24 and the lower clamping frame 26 are made of flexible aluminum alloy metal material, which has flexibility and corrosion resistance. The upper clamping frame 24 and the lower clamping frame 26 are used to fit the gap between the dam 1 and the diaphragm wall 3, which facilitates to ensure the sealing performance of the assembly of the dam 1 and the diaphragm wall 3.

[0037] The implementation principle of the connecting structure of the anti-seepage wall of the river dam foundation and the sluice dam building is that: in use, first, the upper clamping frame 24 is vertically and slidingly inserted into the upper clamping groove 211 of the connecting frame 21, the assembly between the upper clamping frame 24 and the connecting frame 21 is completed, then the upper water stop pad 25 arranged on the outer wall of the upper clamping frame 24 is used to block the gap between the connecting frame 21 and the sluice dam 1, the upper clamping frame 24 is vertically and slidingly inserted into the upper clamping groove 211 of the connecting frame 21, the assembly between the upper clamping frame 24 and the connecting frame 21 is completed, then the upper water stop pad 25 arranged on the outer wall of the upper clamping frame 24 is used to block the gap between the connecting frame 21 and the sluice dam 1, the connecting frame 21 in the connecting piece 2 is inserted into the anti-seepage wall 3, then the anchor 23 is installed in the anchor frame box 22 on the top surface of the connecting frame 21, the lower anchor rod 232 in the anchor 23 is inserted into the lower anchor hole groove 31 of the anti-seepage wall 3 through the connecting frame 21, the upper anchor rod 234 on the lower anchor rod 232 is rotated on the threaded rod 231, the extension length of the upper anchor rod 234 on the lower anchor rod 232 is adjusted vertically, the requirement that the upper anchor rod 234 is inserted into the upper anchor hole groove 12 inside the sluice dam 1 is met, so that the limiting and anchoring assembly of the anti-seepage wall 3 and the connecting piece 2 is completed, then the anti-seepage wall 3 provided with the connecting piece 2 is inserted into the connecting groove of the sluice dam 1, the anchor frame box 22 on the top surface of the connecting frame 21 is inserted into the anchor groove 11, and the upper anchor rod 234 on the top surface of the lower anchor rod 232 is inserted into the upper anchor hole groove 12 of the anchor groove 11, so that the sluice dam 1 and the anti-seepage wall 3 are assembled and anchored together through the connecting piece 2, and then the connecting piece 2 is provided when the anti-seepage wall 3 and the sluice dam 1 building are connected, the connecting piece 2 is used to anchor, connect and lock the anti-seepage wall 3 and the sluice dam 1 through the anchor 23 in the connecting piece 2, so that the connecting piece 2 completes the assembly stability of the anti-seepage wall 3 and the sluice dam 1.

[0038] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A connection structure of a cutoff wall of a river dam foundation and a dam structure, characterized by, The utility model provides a kind of anti-seepage wall for dam, it is including sluice dam (1), connecting piece (2) and the anti-seepage wall (3), the bottom of sluice dam (1) is set with connecting groove, and the connecting groove of sluice dam (1) is inserted with the connecting piece (2), the inside of connecting piece (2) is inserted with the anti-seepage wall (3), the connecting piece (2) includes connecting frame (21), the outer end surface middle part of connecting frame (21) is vertically fixed with anchoring frame box (22), and anchoring frame box (22) is provided with anchoring piece (23), the anchoring piece (23) includes lower anchor rod (232) and upper anchor rod (234), the lower anchor rod (232) is set in anchoring frame box (22), and lower anchor rod (232) is downwardly penetrated into the inside of connecting frame (21), and the top end of lower anchor rod (232) is vertically provided with the upper anchor rod (234), the connecting groove middle part of sluice dam (1) is set with anchoring groove (11), and anchoring groove (11) is inserted with anchoring frame box (22) and is assembled, the anchoring groove (11) is set with upper anchoring hole groove (12), and upper anchoring hole groove (12) is limitedly inserted with upper anchor rod (234), the outer side of anti-seepage wall (3) is set with lower anchoring hole groove (31), and lower anchoring hole groove (31) is limitedly inserted with lower anchor rod (232).

2. The connecting structure of the diaphragm wall and the lock dam according to claim 1, wherein: The top end of the lower anchor rod (232) is vertically fixed with a stud (231), and the bottom end of the upper anchor rod (234) is vertically fixed with a threaded tube (233), and the threaded tube (233) is threadedly connected with the stud (231).

3. The connecting structure of the diaphragm wall and the dam structure according to claim 1, characterized in that: Two upper clamping grooves (211) are symmetrically formed on the outer side end surface of the connecting frame (21), and a plurality of lower clamping grooves (212) are vertically formed on the inner side end surface of the connecting frame (21) along the horizontal direction.

4. The connecting structure of the diaphragm wall and the dam structure according to claim 3, characterized in that: An upper clamping frame (24) is vertically clamped in the upper clamping groove (211), and an upper water stop pad (25) is fixed on the outer end surface of the upper clamping frame (24).

5. The connecting structure of the diaphragm wall and the dam structure according to claim 4, characterized in that: A lower clamping frame (26) is vertically clamped in the lower clamping groove (212), and a lower water stop pad (261) is fixed on the inner end surface of the lower clamping frame (26).

6. The connecting structure of the diaphragm wall and the dam structure according to claim 1, wherein: Horizontal plates are fixed on the vertical end surfaces of the connecting frame (21), and an upper sealing pad (213) is fixed on the top surface of the horizontal plate of the connecting frame (21).

7. The connecting structure of the diaphragm wall and the dam structure according to claim 6, characterized in that: A lower sealing pad (262) is fixed on the bottom surface of the horizontal plate of the connecting frame (21).

8. The connecting structure of the diaphragm wall and the dam structure according to claim 5, wherein: The upper clamping frame (24) and the lower clamping frame (26) are made of flexible metal material.

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