CN211113603U

CN211113603U - Underground continuous wall construction structure

Info

Publication number: CN211113603U
Application number: CN201921985202.0U
Authority: CN
Inventors: 刘存雄; 寇福富; 朱棣; 刘期能; 黄敏勇
Original assignee: Shenzhen Shenglong Construction Co ltd
Current assignee: Shenzhen Shenglong Construction Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-28
Anticipated expiration: 2029-11-18

Abstract

The utility model belongs to the technical field of underground engineering, and discloses an underground continuous wall construction structure, which comprises a guide wall, wherein the upper surface wall of the guide wall is provided with a deep groove, a limiting plate is arranged at the bottom of the inner part of the deep groove, two ends of the limiting plate are symmetrically connected with first insertion blocks, two side walls of the inner part of the deep groove are symmetrically provided with first insertion grooves matched with the first insertion blocks, a reinforcement cage is arranged above the limiting plate, the bottom end of the reinforcement cage is symmetrically connected with a positioning block, the upper surface wall of the limiting plate is symmetrically provided with positioning grooves matched with the positioning block, the utility model can ensure the accuracy of the installation of the reinforcement cage through the matching of the limiting plate, the positioning block and the positioning grooves, avoid the dislocation, can limit the reinforcement cage when pouring concrete through the matching of a limiting steel pipe and a limiting through hole, and ensure the reinforcement cage to be always vertical, the steel reinforcement cage is prevented from shifting during stamping.

Description

Underground continuous wall construction structure

Technical Field

The utility model belongs to the technical field of underground works, concretely relates to underground continuous wall construction structures.

Background

The underground continuous wall is a structure that foundation engineering adopts a trenching machine on the ground, a long and narrow deep groove is excavated along the peripheral axis of the deep excavation engineering under the condition of slurry wall protection, a reinforcement cage is hung in the groove after the groove is cleared, then underwater concrete is poured by a conduit method to build a unit groove section, and a continuous reinforced concrete wall is built underground section by section to serve as a structure for intercepting water, preventing seepage, bearing and retaining water.

But the underground continuous wall construction structure on the existing market has certain defect, traditional underground continuous wall construction structure does not set up limit structure effectively, during the pouring concrete, the steel reinforcement cage takes place the skew easily when receiving the punching press, and influence the construction quality of underground continuous wall, in addition, traditional underground continuous wall construction structure does not set up the structure of keeping out, the steel reinforcement cage receives great pressure and upwards floats easily, thereby make its underground wall lower extreme intensity after solidifying not enough, cause the wall body to destroy and warp easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an underground continuous wall construction structures to propose in solving above-mentioned background art and not set up effective limit structure, the problem of steel reinforcement cage skew takes place easily when receiving the punching press, in addition, does not set up the structure of keeping out, and steel reinforcement cage receives great pressure and upwards floats easily, and makes the problem of underground wall lower extreme intensity reduction.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an underground continuous wall construction structures, is including leading the wall, lead the wall and go up the wall and seted up the deep groove, the limiting plate has been placed to the inside bottom of deep groove, the both ends symmetric connection of limiting plate has first inserted block, the inside both sides wall symmetry of deep groove set up with first inserted block assorted first slot, the steel reinforcement cage has been placed to the top of limiting plate, the bottom symmetric connection of steel reinforcement cage has the locating piece, the last wall symmetry of limiting plate set up with the constant head tank of locating piece looks adaptation, the inside symmetry of steel reinforcement cage is inserted and is equipped with spacing steel pipe, the spacing through-hole has been seted up to the symmetry between the wall just is located the constant head tank on the limiting plate.

Preferably, the top end of the steel reinforcement cage is provided with a resisting plate, two side walls of the resisting plate are symmetrically connected with second inserting blocks, two side walls in the deep groove are located between two adjacent first inserting grooves, and second inserting grooves matched with the second inserting blocks are formed in the two side walls in the deep groove.

Preferably, the outer wall of the second insertion block is provided with an expansion screw hole, and the second insertion block is connected with the bottom of the second slot in a screwing mode through an expansion bolt.

Preferably, the lower surface wall of the abutting plate is provided with four limiting grooves.

Preferably, the first insertion block and the first insertion groove are both in a dovetail structure, and the positioning block is in an inverted convex shape.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a limiting plate, the cooperation of locating piece and constant head tank, can be when installing the steel reinforcement cage, guarantee the accuracy of steel reinforcement cage installation, avoid taking place the dislocation, cooperation through spacing steel pipe and spacing through-hole, can carry on spacingly to the steel reinforcement cage when concreting, it is vertical to make the steel reinforcement cage be in all the time, avoid the steel reinforcement cage to take place the skew when the punching press, the construction quality of underground continuous wall has been guaranteed, in addition, cooperation through first inserted block and first slot can carry on spacingly to the limiting plate of steel reinforcement cage bottom, the stability of steel reinforcement cage has further been improved.

(2) The utility model discloses a to the cooperation of board, second inserted block and second slot, can follow the top of steel reinforcement cage and fix it, when concreting, can avoid the concrete pressure of deep troughed end too big and cause the steel reinforcement cage come-up, guaranteed underground continuous wall's intensity, make it be difficult for receiving destruction and deformation.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the guide wall of the present invention;

fig. 3 is a top view of the limiting plate of the present invention;

fig. 4 is a bottom view of the support plate of the present invention;

FIG. 5 is a schematic structural view of the reinforcement cage of the present invention;

in the figure: the steel bar reinforcing device comprises a guide wall 1, a limiting plate 2, a first inserting block 3, a deep groove 4, a resisting plate 5, a limiting steel pipe 6, a second inserting block 7, a steel bar cage 8, a first inserting groove 9, a second inserting groove 10, a positioning groove 11, a limiting through hole 12, a limiting groove 13, an expansion screw hole 14 and a positioning block 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a construction structure of an underground continuous wall comprises a guide wall 1, wherein a deep groove 4 is formed in the upper surface wall of the guide wall 1, a limiting plate 2 is placed at the inner bottom of the deep groove 4, first inserting blocks 3 are symmetrically connected to two ends of the limiting plate 2, first inserting grooves 9 matched with the first inserting blocks 3 are symmetrically formed in two inner side walls of the deep groove 4, the limiting plate 2 at the bottom end of a steel reinforcement cage 8 can be limited through the matching of the first inserting blocks 3 and the first inserting grooves 9, the stability of the steel reinforcement cage 8 is further improved, the steel reinforcement cage 8 is placed above the limiting plate 2, positioning blocks 15 are symmetrically connected to the bottom end of the steel reinforcement cage 8, positioning grooves 11 matched with the positioning blocks 15 are symmetrically formed in the upper surface wall of the limiting plate 2, when the steel reinforcement cage 8 is installed, the accuracy of the installation of the steel reinforcement cage 8 can be guaranteed through the matching of the positioning blocks 15 and the positioning grooves 11, the dislocation is avoided, limiting, limiting through holes 12 have been seted up to the symmetry on limiting plate 2 upper surface wall and between being located constant head tank 11, through the cooperation of limiting steel pipe 6 and limiting through holes 12, can carry on spacingly to steel reinforcement cage 8 when concreting, make steel reinforcement cage 8 be in vertically all the time, avoid steel reinforcement cage 8 to take place the skew when the punching press, guaranteed underground continuous wall's construction quality.

Further, the butt plate 5 is installed on the top of steel reinforcement cage 8, the both sides wall symmetric connection of butt plate 5 has second inserted block 7, 4 inside both sides walls in deep groove just are located and offer between two adjacent first slots 9 with second inserted block 7 assorted second slot 10, when fixed steel reinforcement cage 8, butt plate 5 that will be connected with second inserted block 7 pushes down along second slot 10, can fix it from the top of steel reinforcement cage 8, when concreting, can avoid the concrete pressure of 4 bottoms in deep groove too big and cause steel reinforcement cage 8 come-up, the intensity of underground continuous wall has been guaranteed, make it be difficult for receiving destruction and deformation.

Furthermore, the outer wall of the second insertion block 7 is provided with an expansion screw hole 14, the second insertion block 7 is screwed with the bottom of the second slot 10 through an expansion bolt, and the expansion screw hole 14 can further improve the stability of the retaining plate 5 for fixing the reinforcement cage 8.

Furthermore, the lower surface wall of the abutting plate 5 is provided with four limiting grooves 13, the limiting grooves 13 are matched with the top ends of the limiting steel pipes 6, and when the abutting plate 5 is installed, the limiting grooves 13 are in butt joint with the limiting steel pipes 6, so that the limiting steel pipes 6 can be fixed while the steel reinforcement cage 8 is fixed.

Further, the first inserting block 3 and the first slot 9 are both in a dovetail structure, the positioning block 15 is in an inverted convex shape, the first inserting block 3 and the first slot 9 in the dovetail structure can improve the stability of the limiting plate 2, and the limiting plate 2 is prevented from sliding left and right.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, the limiting plate 2 connected with the first insert 3 moves downwards along the first slot 9 to be arranged at the inner bottom of the deep groove 4, then the reinforcement cage 8 is arranged on the limiting plate 2, the positioning block 15 at the bottom end of the reinforcement cage 8 is inserted into the positioning slot 11, the accuracy of the installation of the reinforcement cage 8 can be ensured, the dislocation can be avoided, after the reinforcement cage 8 is installed, the limiting steel pipe 6 is inserted from the top end of the reinforcement cage 8, the bottom end of the steel pipe is inserted into the limiting through hole 12, the reinforcement cage 8 can be limited when the concrete is poured, the reinforcement cage 8 is always vertical, the deviation of the reinforcement cage 8 during punching is avoided, the construction quality of the underground continuous wall is ensured, then the support plate 5 connected with the second insert 7 is pressed downwards along the second slot 10, the reinforcement cage 8 can be fixed from the top end, the upward floating of the reinforcement cage 8 caused by the overlarge concrete pressure at the bottom end of the deep groove 4 can be avoided, the strength of the underground continuous wall is guaranteed, the underground continuous wall is not prone to damage and deformation, then expansion bolts penetrate through the expansion screw holes 14 to enable the second inserting blocks 7 and the guide wall 1 to be connected in a screwing mode, and concrete pouring operation can be conducted after connection.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an underground continuous wall construction structures which characterized in that: including leading wall (1), the last wall of leading wall (1) has seted up deep trouth (4), limiting plate (2) have been placed to the inside bottom of deep trouth (4), the both ends symmetric connection of limiting plate (2) has first inserted block (3), the inside both sides wall symmetry of deep trouth (4) seted up with first inserted block (3) assorted first slot (9), steel reinforcement cage (8) have been placed to the top of limiting plate (2), the bottom symmetric connection of steel reinforcement cage (8) has locating piece (15), spacing wall symmetry is seted up with locating piece (15) looks adaptation to the last wall symmetry of limiting plate (2), the inside symmetry of steel reinforcement cage (8) is inserted and is equipped with spacing steel pipe (6), spacing through-hole (12) have been seted up to the symmetry between limiting plate (2) last wall and being located locating piece (11).

2. An underground diaphragm wall construction structure according to claim 1, wherein: the steel reinforcement cage is characterized in that a resisting plate (5) is installed at the top end of the steel reinforcement cage (8), second inserting blocks (7) are symmetrically connected to two side walls of the resisting plate (5), and second inserting grooves (10) matched with the second inserting blocks (7) are formed in two side walls in the deep groove (4) and located between two adjacent first inserting grooves (9).

3. An underground diaphragm wall construction structure according to claim 2, wherein: the outer wall of the second insertion block (7) is provided with an expansion screw hole (14), and the second insertion block (7) is connected with the bottom of the second slot (10) in a screwing mode through an expansion bolt.

4. An underground diaphragm wall construction structure according to claim 2, wherein: the lower surface wall of the abutting plate (5) is provided with four limiting grooves (13), and the number of the limiting grooves (13) is four.

5. An underground diaphragm wall construction structure according to claim 1, wherein: the first inserting block (3) and the first inserting groove (9) are both of a dovetail structure, and the positioning block (15) is in an inverted convex shape.