CN212026218U - Prefabricated underground continuous wall structure - Google Patents
Prefabricated underground continuous wall structure Download PDFInfo
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- CN212026218U CN212026218U CN201922447320.2U CN201922447320U CN212026218U CN 212026218 U CN212026218 U CN 212026218U CN 201922447320 U CN201922447320 U CN 201922447320U CN 212026218 U CN212026218 U CN 212026218U
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Abstract
The utility model relates to an underground continuous wall field, concretely relates to prefabricated underground continuous wall structure, have and be positive trapezoidal first wall body and fall trapezoidal second wall body, the both sides of first wall body all are equipped with the concatenation recess that link up in its top surface and bottom surface, the both sides of second wall body all are equipped with the concatenation lug that extends to its top surface and bottom surface, the concatenation lug inlays and locates in the concatenation recess, and the lateral wall laminating of concatenation lug in the inside wall of concatenation recess, its quality can be ensured to prefabricated first wall body and second wall body, and can promote on-the-spot efficiency of construction, first wall body and the second wall body that set up alternately still can promote the connection compactness of the two junction.
Description
Technical Field
The utility model relates to an underground continuous wall field especially relates to a prefabricated underground continuous wall structure.
Background
The existing underground continuous wall is generally constructed in a cast-in-place mode, namely, grooving operation is firstly carried out on the ground through a grooving machine, then a reinforcement cage which is bound in advance is hoisted into a groove, concrete grout is injected into the groove, and after the concrete is solidified, the concrete is tightly combined with the reinforcement cage to form the underground continuous wall. However, in-situ casting is difficult to ensure the proportion of concrete, the casting site environment is not controllable, and foreign matters are easy to invade into unset concrete, so that the underground continuous wall cannot reach the design index, and potential safety hazards are left for later construction.
In the prior art, some ground buildings are spliced by precast concrete plates, the existing precast concrete plates are of cuboid structures and need to be connected through bolts, and when the precast concrete plates are stressed, the bolts need to bear great shearing force and tensile force, so that the connection positions of the precast concrete plates are poor in stability.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims at providing a prefabricated underground continuous wall structure to solve the problem that the quality of pouring of current cast-in-place formula underground continuous wall is uncontrollable and current precast concrete slab connection stability is not enough.
Based on the structure, the utility model provides a prefabricated underground continuous wall structure, which comprises a first wall body in a regular trapezoid shape and a second wall body in an inverted trapezoid shape;
splicing grooves which are arranged along the direction from the top end to the bottom end of the first wall body are formed in the two sides of the first wall body, and the two ends of each splicing groove are respectively communicated with the top surface and the bottom surface of the first wall body;
splicing lugs arranged along the direction from the top end to the bottom end of the second wall body are arranged on two sides of the second wall body, and two ends of each splicing lug extend to the top surface and the bottom surface of the second wall body respectively;
the splicing lug is embedded in the splicing groove, and the outer side wall of the splicing lug is attached to the inner side wall of the splicing groove.
Preferably, the included angle between the inner side wall and the bottom wall of the splicing groove is an obtuse angle, so that the cross section of the splicing groove is trapezoidal.
Preferably, the outer side wall and the top wall of the splicing lug form an obtuse angle, so that the cross section of the splicing lug is trapezoidal.
Preferably, the first wall body is provided with a first sealing element and a first flushing pipe which are arranged in parallel with the splicing groove, the first sealing element and the flushing pipe are arranged on two sides of the splicing groove, and the first flushing pipe is provided with a plurality of first through holes.
Preferably, the second wall body is provided with a second sealing element and a second flushing pipe which are arranged in parallel with the splicing convex block, the second sealing element and the second flushing pipe are arranged on two sides of the splicing convex block, and the second flushing pipe is provided with a plurality of second through holes.
Preferably, the lock further comprises a vertical connecting lock, wherein the vertical connecting lock comprises a lock body and a plug connector; the lock body is arranged on the top surfaces of the first wall body and the second wall body, and the plug connector is arranged on the bottom surfaces of the first wall body and the second wall body, or the lock body is arranged on the bottom surfaces of the first wall body and the second wall body, and the plug connector is arranged on the top surfaces of the first wall body and the second wall body;
the lock body is provided with an insertion groove, a first driving device and a lock pin which is perpendicular to the insertion groove are arranged in the lock body, and the first driving device is connected with the lock pin; the plug connector is provided with a lock hole, and the first driving device drives the lock pin to penetrate through the lock hole after the plug connector is inserted into the insertion groove.
Preferably, the first driving device includes a first elastic member, a connecting plate, and a locking member located at the bottom end of the insertion slot, two ends of the first elastic member are respectively connected to the lock body and the lock pin, the connecting plate is fixedly connected to the lock pin, the locking member is movably connected to the lock body, and the locking member blocks the lock pin so that the tail end of the lock pin exits the insertion slot; the plug connector is inserted into the insertion groove and pushes the locking piece to make way in the lock pin so that the lock pin penetrates through the lock hole.
Preferably, the device further comprises a transverse connection lock, wherein the transverse connection lock comprises an active plug-in assembly and a passive plug-in assembly; the active splicing assembly is arranged on the first wall body, and the passive splicing assembly is arranged on the second wall body, or the active splicing assembly is arranged on the second wall body, and the passive splicing assembly is arranged on the first wall body;
the active plugging assembly comprises a second driving device and a locking joint, and the locking joint is connected to the movable end of the second driving device; the passive plug-in assembly comprises a locking slot and an anti-falling part arranged in the locking slot, and the anti-falling part comprises an anti-falling part movably connected with the locking slot; the anti-release piece is abutted to the locking joint after the locking joint is embedded into the locking slot.
Preferably, the second driving device comprises a first gear and a first rack which are meshed with each other, and one end of the first rack is connected to the locking joint.
Preferably, the second drive means comprises a piston cylinder and a piston movably disposed within the piston cylinder, the piston being connected to the locking sub.
The utility model discloses a prefabricated underground continuous wall structure, have and be positive trapezoidal first wall body and fall trapezoidal second wall body, the both sides of first wall body all are equipped with the concatenation recess that link up in its top surface and bottom surface, the both sides of second wall body all are equipped with the concatenation lug that extends to its top surface and bottom surface, the concatenation lug inlays and locates in the concatenation recess, and the lateral wall laminating of concatenation lug in the inside wall of concatenation recess, its quality can be ensured to prefabricated first wall body and second wall body, and can promote on-the-spot efficiency of construction, first wall body and the second wall body of alternate setting still can promote the connection compactness of the two junction.
Drawings
Fig. 1 is a schematic structural view of a first wall and a second wall of a prefabricated underground continuous wall structure according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a vertical connecting lock of the prefabricated underground continuous wall structure of the embodiment of the invention;
fig. 3 is one of the structural schematic diagrams of the transverse connecting lock of the prefabricated underground continuous wall structure of the embodiment of the invention;
fig. 4 is a second schematic structural view of the transverse connecting lock of the prefabricated underground continuous wall structure according to the embodiment of the present invention.
Wherein, 1, a first wall body; 11. splicing the grooves; 12. a first seal member; 2. a second wall; 21. splicing the bumps; 22. a second seal member; 3. a vertical connecting lock; 31. a lock body; 311. inserting grooves; 312. a lock pin; 313. a first elastic member; 314. a locking member; 32. a plug-in unit; 321. a lock hole; 4. a transverse connecting lock; 41. an active plugging component; 411. locking the joint; 412. a second driving device; 4121. a first rack; 4122. a first gear; 4123. a piston cylinder; 42. a passive plug-in assembly; 421. locking the slot; 422. and (4) a drop-proof piece.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Combine fig. 1 to 4 to show, schematically show the utility model discloses a prefabricated underground continuous wall structure, including being regular isosceles trapezoid's first wall body 1 and being inverted isosceles trapezoid's second wall body 2.
The both sides of first wall body 1 all are equipped with the concatenation recess 11 of arranging along the top of first wall body 1 to the bottom direction, and concatenation recess 11 establishes on the wainscot of first wall body 1 promptly, and the both ends of concatenation recess 11 link up in the top surface and the bottom surface of first wall body 1 respectively.
The both sides of second wall body 2 all are equipped with the concatenation lug 21 of arranging along the top of second wall body 2 to the bottom direction, and concatenation lug 21 establishes on the wainscot of second wall body 2 promptly, and the both ends of concatenation lug 21 extend to the top surface and the bottom surface of second wall body 2 respectively.
The splicing lug 21 is embedded in the splicing groove 11, and the outer side wall of the splicing lug 21 is attached to the inner side wall of the splicing groove 11, so that the first wall body 1 and the second wall body 2 are spliced mutually. Because the both ends of concatenation recess 11 link up in the top surface and the bottom surface of first wall body 1 respectively, and the both ends of concatenation lug 21 extend to the top surface and the bottom surface of second wall body 2 respectively, consequently concatenation lug 21 is stronger with the wholeness of first wall body 1, the wholeness of concatenation recess 11 and second wall body 2 is stronger simultaneously, and the antidumping performance of first wall body 1 and second wall body 2 after splicing mutually is better, especially above-mentioned first wall body 1 and second wall body 2 are reinforced concrete member, be equipped with the reinforcing bar in concatenation lug 21, be equipped with the reinforcing bar that is located around concatenation recess 11 in the second wall body 2, make above-mentioned wall body when receiving the overturning force that external earth and stone exerted, concatenation lug 21 and concatenation recess 11 are difficult for the fracture damage.
Further, first wall body 1 and 2 alternate settings of second wall body, first wall body 1 and second wall body 2 after the concatenation, the compactness of the two junction is stronger, specifically is: the second wall body 2 which is in the shape of an inverted trapezoid has a downward movement trend under the action of gravity, and the connection surface of the first wall body 1 and the second wall body 2 is obliquely arranged with the horizontal plane, so that the side edge of the second wall body 2 extrudes the side edge of the first wall body 1.
The contained angle of the inside wall and the diapire of concatenation recess 11 is the obtuse angle, makes the transversal trapezoidal of personally submitting of concatenation recess 11, and what correspond, the contained angle that the lateral wall and the roof of concatenation lug 21 are is the obtuse angle, makes the transversal trapezoidal of personally submitting of concatenation lug 21.
The first wall body 1 is provided with a first sealing element 12 and a first flushing pipe which are arranged in parallel with the splicing groove 11, the two sides of the splicing groove 11 are both provided with the first sealing element 12 and the flushing pipe, and the first flushing pipe is provided with a plurality of first through holes. Correspondingly, the second wall body 2 is provided with a second sealing element 22 and a second flushing pipe which are arranged in parallel with the splicing convex block 21, the two sides of the splicing convex block 21 are both provided with the second sealing element 22 and the second flushing pipe, and the second flushing pipe is provided with a plurality of second through holes. Before the first wall body 1 and the second wall body 2 are spliced, high-pressure water is input into the first flushing pipe and the second flushing pipe, and the through holes of the flushing pipes spray water towards the spliced surface of the other wall body so as to wash silt on the spliced surface, for example: the first flushing pipe on the first wall body 1 sprays water to wash the splicing convex blocks 21 of the second wall body 2, and the second flushing pipe on the second wall body 2 sprays water to wash the splicing grooves 11 of the first wall body 1, so that silt is prevented from being adhered to the splicing convex blocks 21, the splicing grooves 11, the first sealing piece 12 and the second sealing piece 22. In addition, after the first wall body 1 and the second wall body 2 are spliced, the first sealing member 12 presses the second sealing member 22 to prevent external muddy water or sand from eroding the splicing convex block 21 and the splicing groove 11.
As shown in fig. 2, the prefabricated underground continuous wall structure further comprises a vertical connecting lock 3, the vertical connecting lock 3 comprises a lock body 31 and a plug connector 32, and the plug connector 32 is provided with a lock hole 321. In this embodiment, the lock body 31 is disposed on the top surfaces of the first wall 1 and the second wall 2, and the plug 32 is disposed on the bottom surfaces of the first wall 1 and the second wall 2, but in some alternative embodiments, the lock body 31 is disposed on the bottom surfaces of the first wall 1 and the second wall 2, and the plug 32 is disposed on the top surfaces of the first wall 1 and the second wall 2.
The lock body 31 is provided with an insertion groove 311, the lock body 31 is internally provided with a first driving device and a lock pin 312 which is perpendicular to the insertion groove 311, the inner side wall of the insertion groove 311 is provided with a guide hole, the lock pin 312 can slide relative to the guide hole along the axial direction of the guide hole, the lock pin 312 has a storage state and a locking state, when the lock pin 312 is in the storage state, the lock pin 312 is stored in the guide hole, and at the moment, the lock pin 312 does not penetrate into the insertion groove 311; when the lock pin 312 is in the locked state, the lock pin 312 protrudes out of the guide hole and penetrates into the insertion groove 311. The first driving device comprises a first elastic member 313, a connecting plate and a locking member 314 located at the bottom end of the insertion slot 311, two ends of the first elastic member 313 are respectively connected to the lock body 31 and the lock pin 312, two ends of the first elastic member 313 are respectively connected to the lock pin 312 and the lock body 31, the elastic force of the first elastic member 313 always drives the lock pin 312 to extend out of the guide hole and penetrate into the insertion slot 311, that is, the lock pin 312 can be automatically switched from the storage state to the locking state under the driving of the first elastic member 313. The connecting plate is fixedly connected with the locking pin 312, the locking member 314 is movably connected with the lock body 31, and the locking member 314 blocks the locking pin 312 so that the tail end of the locking pin 312 exits the insertion groove 311; the plug 32 is inserted into the insertion slot 311 and pushes the locking member 314 to move to the locking pin 312, so that the locking pin 312 passes through the locking hole 321.
Further, all be equipped with the spread groove on the top surface and the bottom surface of first wall body 1 and second wall body 2, the arc structure is personally submitted in the transversal of spread groove, behind the vertical concatenation of two first wall bodies 1 or two second wall body 2, the opening of two spread grooves sets up relatively, and has the clearance between the opening of the two, to the slip casting in the spread groove, grout fills the concatenation space of the wall body that will stretch to two vertical concatenations from above-mentioned clearance behind the spread groove, treat that grout solidifies the back, can regard as the waterproof construction between the wall body of two vertical concatenations.
As shown in fig. 3 and 4, the prefabricated underground diaphragm wall structure further includes a lateral connection lock 4, and the lateral connection lock 4 includes an active plug assembly 41 and a passive plug assembly 42. In this embodiment, the active plugging component 41 is disposed on the first wall 1, and the passive plugging component 42 is disposed on the second wall 2, but in some alternative embodiments, the active plugging component 41 is disposed on the second wall 2, and the passive plugging component 42 is disposed on the first wall 1;
the active plug assembly 41 comprises a second driving device 412 and a locking connector 411, wherein the locking connector 411 is connected to the movable end of the second driving device 412; the passive plug assembly 42 includes a locking slot 421 and an anti-slip component disposed in the locking slot 421, the anti-slip component includes an anti-slip component 422 movably connected to the locking slot 421; the anti-slip member 422 abuts against the locking tab 411 after the locking tab 411 is inserted into the locking slot 421. After the first wall 1 and the second wall 2 are horizontally and adjacently arranged, the locking joint 411 moves towards the locking slot 421 under the driving of the second driving device 412, when the free end of the locking joint 411 extends into the locking slot 421, the anti-falling piece 422 abuts against the free end of the locking joint 411 to prevent the locking joint 411 from being separated from the locking slot 421, so as to ensure the connection stability of the locking mechanism, the locking joint 411 and the locking slot 421 may preferably be made of metal material to improve the tensile property of the locking mechanism, and ensure that the joint of the first wall 1 and the second wall 2 reaches the design specification.
Specifically, the locking tab 411 has a stepped surface thereon, which faces away from the locking socket 421. The anti-slip part further comprises a second elastic member, two ends of the second elastic member are respectively connected to the anti-slip member 422 and the locking slot 421, the anti-slip member 422 is provided with a guide inclined plane, the guide inclined plane and the inner side wall of the locking slot 421 are obliquely arranged, when the locking connector 411 extends into the locking slot 421, the anti-slip member 422 is positioned at the side edge of the movement track of the locking connector 411, the locking connector 411 abuts against the guide inclined plane, and the locking connector 411 and the guide inclined plane slide relatively, the locking connector 411 pushes the anti-slip member 422 to move towards the direction far away from the locking connector 411 along the normal direction of the movement track of the locking connector 411, after the locking connector 411 extends into the locking slot 421 to the designed depth, the locking connector 411 is separated from the guide inclined plane, at this time, the anti-slip member 422 moves towards the direction close to the locking connector 411 along the normal direction of the movement track of the locking connector 411 under the action of, the locking tabs 411 are prevented from being disengaged from the locking slots 421.
In some optional embodiments, the second driving device 412 includes a first gear 4122 and a first rack 4121 that are engaged with each other, and a second gear and a second rack that are engaged with each other, the first gear 4122 is rotatably connected to the first wall 1, one end of the first rack 4121 is connected to the locking joint 411, the second gear is coaxially disposed with and connected to the first gear 4122, a vertically disposed receiving groove is disposed in the first wall 1, the second rack is disposed in the receiving groove and slidably connected to the first wall 1, and one end of the second rack is exposed to an opening of the receiving groove, when the second rack is pushed by applying a force, the second rack drives the second gear and the first gear 4122 to rotate, thereby driving the first rack 4121 to move, so as to drive the locking joint 411 to slide on the guide rail. This enables the constructor to operate the second rack on the ground to lock the first and second walls 1 and 2 in the horizontal direction.
In some alternative embodiments, the second driving device 412 includes a piston cylinder 4123 and a piston movably disposed in the piston cylinder 4123, the piston is connected to the locking joint 411, a first pipeline and a second pipeline are embedded in the first wall body 1, the first pipeline is communicated with an inlet of the piston cylinder 4123, the second pipeline is communicated with an outlet of the piston cylinder 4123, and in order to ensure that the second driving device 412 has enough thrust to push the locking joint 411, the piston cylinder 4123 is preferably a hydraulic cylinder, that is, the piston cylinder 4123 is filled with hydraulic oil. The piston may be controlled to move within the piston cylinder 4123 by connecting a first line to a second line using conventional hydraulic pumps and the like, and delivering hydraulic oil to the piston cylinder 4123 via the first and second lines. Also, this enables the constructor to remotely control the piston on the ground to lock the first wall 1 and the second wall 2 in the horizontal direction.
To sum up, the utility model discloses a prefabricated underground continuous wall structure has and is positive trapezoidal first wall body 1 and falls trapezoidal second wall body 2, the both sides of first wall body 1 all are equipped with the concatenation recess 11 that link up in its top surface and bottom surface, the both sides of second wall body 2 all are equipped with the concatenation lug 21 that extends to its top surface and bottom surface, concatenation lug 21 inlays and locates in concatenation recess 11, and the lateral wall laminating of concatenation lug 21 in the inside wall of concatenation recess 11, its quality can be ensured to prefabricated first wall body 1 and second wall body 2, and can promote the efficiency of construction at the scene, first wall body 1 and the second wall body 2 of alternate setting still can promote the connection compactness of the two junction.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A prefabricated underground continuous wall structure is characterized by comprising a first wall body in a regular trapezoid shape and a second wall body in an inverted trapezoid shape;
splicing grooves which are arranged along the direction from the top end to the bottom end of the first wall body are formed in the two sides of the first wall body, and the two ends of each splicing groove are respectively communicated with the top surface and the bottom surface of the first wall body;
splicing lugs arranged along the direction from the top end to the bottom end of the second wall body are arranged on two sides of the second wall body, and two ends of each splicing lug extend to the top surface and the bottom surface of the second wall body respectively;
the splicing lug is embedded in the splicing groove, and the outer side wall of the splicing lug is attached to the inner side wall of the splicing groove.
2. The prefabricated underground diaphragm wall structure of claim 1, wherein the inner side wall and the bottom wall of the splicing groove form an obtuse angle, so that the cross section of the splicing groove is trapezoidal.
3. The prefabricated underground diaphragm wall structure of claim 1, wherein the outer side wall and the top wall of the splicing lug form an obtuse angle, so that the cross section of the splicing lug is trapezoidal.
4. The prefabricated underground continuous wall structure of claim 1, wherein the first wall body is provided with a first sealing element and a first flushing pipe which are arranged in parallel with the splicing groove, the first sealing element and the flushing pipe are arranged on two sides of the splicing groove, and the first flushing pipe is provided with a plurality of first through holes.
5. The prefabricated underground continuous wall structure of claim 1, wherein the second wall body is provided with a second sealing element and a second flushing pipe which are arranged in parallel with the splicing convex block, the second sealing element and the second flushing pipe are arranged on two sides of the splicing convex block, and the second flushing pipe is provided with a plurality of second through holes.
6. The prefabricated underground diaphragm wall structure of claim 1, further comprising a vertical connecting lock, wherein the vertical connecting lock comprises a lock body and a plug connector; the lock body is arranged on the top surfaces of the first wall body and the second wall body, and the plug connector is arranged on the bottom surfaces of the first wall body and the second wall body, or the lock body is arranged on the bottom surfaces of the first wall body and the second wall body, and the plug connector is arranged on the top surfaces of the first wall body and the second wall body;
the lock body is provided with an insertion groove, a first driving device and a lock pin which is perpendicular to the insertion groove are arranged in the lock body, and the first driving device is connected with the lock pin; the plug connector is provided with a lock hole, and the first driving device drives the lock pin to penetrate through the lock hole after the plug connector is inserted into the insertion groove.
7. The prefabricated underground diaphragm wall structure of claim 6, wherein the first driving means comprises a first elastic member, a connecting plate and a locking member at the bottom end of the insertion groove, both ends of the first elastic member are respectively connected to the lock body and the locking pin, the connecting plate is fixedly connected to the locking pin, the locking member is movably connected to the lock body, and the locking member blocks the locking pin so that the distal end of the locking pin exits the insertion groove; the plug connector is inserted into the insertion groove and pushes the locking piece to make way in the lock pin so that the lock pin penetrates through the lock hole.
8. The prefabricated underground diaphragm wall structure of claim 1, further comprising a cross-connection lock, the cross-connection lock comprising an active plug assembly and a passive plug assembly; the active splicing assembly is arranged on the first wall body, and the passive splicing assembly is arranged on the second wall body, or the active splicing assembly is arranged on the second wall body, and the passive splicing assembly is arranged on the first wall body;
the active plugging assembly comprises a second driving device and a locking joint, and the locking joint is connected to the movable end of the second driving device; the passive plug-in assembly comprises a locking slot and an anti-falling part arranged in the locking slot, and the anti-falling part comprises an anti-falling part movably connected with the locking slot; the anti-release piece is abutted to the locking joint after the locking joint is embedded into the locking slot.
9. The prefabricated underground diaphragm wall structure of claim 8, wherein the second driving means includes a first gear and a first rack gear engaged with each other, one end of the first rack gear being connected to the locking joint.
10. A prefabricated underground diaphragm wall structure according to claim 8, wherein the second drive means comprises a piston cylinder and a piston movably disposed within the piston cylinder, the piston being connected to the locking sub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922447320.2U CN212026218U (en) | 2019-12-30 | 2019-12-30 | Prefabricated underground continuous wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922447320.2U CN212026218U (en) | 2019-12-30 | 2019-12-30 | Prefabricated underground continuous wall structure |
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| Publication Number | Publication Date |
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| CN212026218U true CN212026218U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922447320.2U Active CN212026218U (en) | 2019-12-30 | 2019-12-30 | Prefabricated underground continuous wall structure |
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| CN (1) | CN212026218U (en) |
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