CN213173679U - Frame format underground continuous wall groove section structure - Google Patents

Abstract

The utility model belongs to the technical field of the technique of underground works and specifically relates to a frame format underground continuous wall groove section structure is related to, spliced pole including a plurality of prefabricated wall bodies and vertical setting, prefabricated wall body is vertical setting, and is a plurality of prefabricated wall body round the spliced pole is the annular array setting, the fixed lug that is provided with of lateral wall of prefabricated wall body, the lateral wall correspondence of spliced pole is provided with the confession the recess that the lug was pegged graft, the last cell wall of recess runs through the up end of spliced pole is seted up and is supplied lug male to insert the end, the bottom fixedly connected with stopper of recess, the bottom correspondence of lug be provided with the slot that the stopper was pegged graft, the lug with when the recess was pegged graft, prefabricated wall body with the spliced pole is through a fixed subassembly fixed connection. This application has the effect of reduction construction cycle.

Description

Frame format underground continuous wall groove section structure

Technical Field

The application relates to the technical field of underground engineering, in particular to a frame-type underground continuous wall groove section structure.

Background

The underground continuous wall has the characteristics of high structural rigidity, integrity, impermeability and durability. The building block not only can be used as a temporary enclosing structure, but also can be used as a permanent soil retaining and water retaining and bearing structure, and can adapt to various complex construction environments and hydrogeological conditions.

In the prior art, the underground diaphragm 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 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 a wall body. However, after the wall is poured, the wall needs to be maintained for a certain time, and the construction period is long.

SUMMERY OF THE UTILITY MODEL

In order to reduce the construction period, the application provides a frame format underground continuous wall groove section structure.

The application provides a frame format underground continuous wall groove section structure adopts following technical scheme:

the utility model provides a frame format underground continuous wall groove section structure, spliced pole including a plurality of prefabricated wall bodies and vertical setting, prefabricated wall body is vertical setting, and is a plurality of prefabricated wall body round the spliced pole is the setting of annular array, the fixed lug that is provided with of lateral wall of prefabricated wall body, the lateral wall correspondence of spliced pole is provided with the confession the recess that the lug was pegged graft, the last cell wall of recess runs through the up end of spliced pole is seted up and is supplied lug male to insert the end, the bottom fixedly connected with stopper of recess, the bottom correspondence of lug be provided with the slot that the stopper was pegged graft, the lug with when the recess was pegged graft, prefabricated wall body with the spliced pole is through a fixed subassembly fixed connection.

Through adopting above-mentioned technical scheme, during the construction, constructor fixes prefabricated spliced pole at the construction site earlier, is provided with the recess on the spliced pole, and the lateral wall of prefabricated wall body corresponds and is provided with the lug, makes stopper and slot grafting through the grafting of lug and recess, and the rethread is fixed prefabricated wall body and spliced pole to the concatenation and the fixing of prefabricated wall body and spliced pole have been realized. By repeating the steps, the construction of the groove section of the frame-type underground continuous wall is completed, and the splicing of the prefabricated wall body and the connecting column is beneficial to shortening the construction period and improving the construction efficiency.

Preferably, the bump comprises a connecting part and a limiting part, one side of the connecting part is fixedly connected with the limiting part, the other side of the connecting part is fixedly connected with the side wall of the prefabricated wall body, the cross section of the connecting part in the horizontal direction is rectangular, the cross section of the limiting part in the horizontal direction is isosceles trapezoid, and the width of one side of the limiting part away from the connecting part is greater than the width of one side of the limiting part connected with the connecting part; the recess is including connecting slot portion and spacing slot portion, one side of connecting slot portion runs through the lateral wall of spliced pole, the opposite side of connecting slot portion with one side of spacing slot portion is linked together, spacing portion with spacing slot portion pegs graft, connecting portion with connecting slot portion pegs graft.

Through adopting above-mentioned technical scheme, when lug and recess grafting cooperation, under the mating reaction of spacing slot part and spacing portion, can strengthen the stability of being connected between lug and the recess to be favorable to improving the stability of prefabricated wall body and spliced pole.

Preferably, the fixed subassembly includes fixed plate and bolt, the fixed plate includes rotation portion and a plurality of fixed part, rotation portion with the column connection top is passed through the bolt and is rotated the connection, just the vertical central line of fixed plate with the coincidence of the vertical central line of spliced pole, the one end of fixed part with connecting portion fixed connection, the other end of fixed part is used for the closure insert the end of recess, works as the lug with when the recess is pegged graft, the fixed part with lug bolted connection.

By adopting the technical scheme, before construction, the fixed plate is rotated to open the insertion end of the groove, then the convex block is spliced with the groove, the limiting block is spliced with the slot, then the rotating part of the fixed plate is rotated to drive the fixed part to rotate above the convex block, and the fixed part is fixedly connected with the convex block through the bolt, so that the fixed action of the fixed component on the prefabricated wall body and the connecting column is realized.

Preferably, two opposite groove walls of the connecting groove part are respectively provided with a first connecting hole and a second connecting hole which are communicated with each other, through holes communicated with the first connecting hole and the second connecting hole correspondingly penetrate through two side walls of the connecting part, and the side wall of one side, far away from the limiting groove part, of the first connecting hole penetrates through the upper end face of the connecting column and is provided with a pulp inlet hole.

Through adopting above-mentioned technical scheme, when spliced with prefabricated wall body, and through-hole and first connecting hole and second connecting hole to the intercommunication, constructor is to advancing the downthehole concrete that pours into of thick liquid, and the concrete gets into first connecting hole and gets into the through-hole through advancing the thick liquid hole, enters into the second connecting hole at last, when the concrete solidifies, can improve the stability of prefabricated wall body and spliced of spliced pole.

Preferably, first connecting hole and the second connecting hole sets up to the multiunit, multiunit first connecting hole and the second connecting hole is followed the length direction of spliced pole is the equidistance and arranges the setting, the through-hole correspondence on the connecting portion sets up to the multiunit, multiunit the through-hole is the equidistance along the vertical direction of the connecting portion of lug and arranges the setting.

Through adopting above-mentioned technical scheme, first connecting hole, second connecting hole and through-hole are the equidistance along vertical direction and arrange the setting, have further improved the stability of prefabricated wall body and spliced pole.

Preferably, the side wall of one side of the second connecting hole, which is far away from the limiting groove part, penetrates through the upper end surface of the connecting column to be provided with an exhaust hole.

Through adopting above-mentioned technical scheme, the setting in exhaust hole can be at the air that constructor discharged when advancing the downthehole concrete of pouring into of thick liquid and be located first connecting hole, second connecting hole and through-hole, is favorable to the plumpness that the concrete was filled first connecting hole, second connecting hole and through-hole.

Preferably, an elastic rubber layer is fixedly arranged on the side wall of the limiting part of the bump.

By adopting the technical scheme, the arrangement of the elastic rubber layer is beneficial to improving the splicing tightness of the prefabricated wall body and the connecting column, and further the water seepage prevention capability of the prefabricated wall body is improved.

Preferably, the upper end of the groove is provided with a chamfer.

By adopting the technical scheme, the arrangement of the chamfer angle plays a role in guiding the insertion of the convex block, and the splicing stability of the prefabricated wall body and the connecting column is improved.

To sum up, the application comprises the following beneficial technical effects:

during construction, constructor is to being fixed in the construction site with the spliced pole, then rotate the fixed plate and open the end of inserting of recess, make the lug on the prefabricated wall body peg graft with the recess on the spliced pole this moment, and make stopper and slot peg graft, constructor rotates the rotation portion of fixed plate this moment and drives the fixed part and rotate to the recess on, then through the bolt with lug and fixed part fixed connection, the through-hole is linked together with first connecting hole and second connecting hole this moment, constructor is to advancing downthehole pouring concrete into of thick liquid, the concrete gets into first connecting hole along advancing the thick liquid hole, through-hole and second connecting hole, when the concrete solidifies, accomplish the installation to prefabricated wall body, the mode through the concatenation is set up like this with prefabricated spliced pole and prefabricated wall body concatenation and fixed, be favorable to reducing construction.

Drawings

Fig. 1 is a schematic structural diagram of a channel section structure of a frame-type underground continuous wall in the application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is an enlarged view of a portion a in fig. 1 after the fixing plate is hidden.

Fig. 4 is a structural sectional view of a channel segment structure of a frame-type underground diaphragm wall in the present application.

Fig. 5 is another perspective structural sectional view of the channel segment structure of the frame-type underground continuous wall of the present application.

Description of reference numerals: 1. prefabricating a wall body; 2. connecting columns; 3. a groove; 31. a connecting groove portion; 31. a limiting groove part; 4. a bump; 41. a connecting portion; 42. a limiting part; 5. a limiting block; 6. a slot; 7. a fixing plate; 71. a rotating part; 72. a fixed part; 8. a first connection hole; 9. a second connection hole; 10. a through hole; 11. a slurry inlet hole; 12. an exhaust hole; 13. an elastic rubber layer.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses frame format underground continuous wall groove section structure, refer to fig. 1, including a plurality of prefabricated wall bodies 1, prefabricated wall body 1 is vertical setting, and wherein, every four prefabricated wall bodies 1 splice and fix through a prefabricated spliced pole 2, and spliced pole 2 is fixed to be found construction position department immediately and is vertical setting, and four prefabricated wall bodies 1 are the annular array setting round spliced pole 2.

Referring to fig. 3 and 4, a protruding block 4 is fixedly connected to the side wall of the prefabricated wall 1, four grooves 3 are circumferentially formed in the side wall of the connecting column 2, and an insertion end for inserting the protruding block 4 is formed in the groove wall of each groove 3 penetrating through the upper end face of the connecting column 2. Recess 3's bottom fixedly connected with stopper 5, stopper 5's top surface is the slope and sets up downwards along stopper 5 keep away from spliced pole 2 one side towards spliced pole 2 one side, and the bottom correspondence of lug 4 is provided with slot 6 with stopper 5 matched with, sets up like this, is favorable to strengthening the stability of lug 4 and recess 3 grafting.

Specifically, the bump 4 includes a connecting portion 41 and a limiting portion 42, and the connecting portion 41 and the limiting portion 42 are integrally formed. One side of the connecting part 41 is fixedly connected with the limiting part 42, the other side of the connecting part 41 is fixedly connected with the side wall of the prefabricated wall 1, and the convex block 4 and the prefabricated wall 1 are integrally arranged. The cross section of the connecting portion 41 in the horizontal direction is rectangular, the cross section of the limiting portion 42 in the horizontal direction is isosceles trapezoid, and the width of the side of the limiting portion 42 away from the connecting portion 41 is larger than the width of the side of the limiting portion 42 connected with the connecting portion 41. Recess 3 includes connecting slot portion 31 and spacing slot portion 32, and the lateral wall of spliced pole 2 is run through to one side of connecting slot portion 31, and the opposite side of connecting slot portion 31 is linked together with one side of spacing slot portion 32. The limiting part 42 of the bump 4 is correspondingly inserted with the limiting groove part 32 of the groove 3, and the connecting part 41 of the bump 4 is correspondingly inserted with the connecting groove part 31 of the groove 3. During construction, constructors fix the connecting column 2 at the construction site, then insert the lug 4 from the upper end of the groove 3 until the splicing of the prefabricated wall body 1 and the connecting column 2 is completed, and the matching effect of the limiting groove part 32 and the limiting part 42 is beneficial to keeping the lug 4 in the groove 3, so that the splicing stability of the prefabricated wall body 1 and the connecting column 2 is improved.

In order to improve the smoothness of the insertion between the projection 4 and the groove 3, the upper end of the groove 3 is provided with a chamfer.

Referring to fig. 1 and 2, a fixing component is arranged at the top of the prefabricated wall 1, and when the projection 4 is inserted into the groove 3 and the limiting block 5 is inserted into the slot 6, the prefabricated wall 1 is fixedly connected with the connecting column 2 through the fixing component. The fixing component comprises a fixing plate 7 and a bolt, the horizontal section of the fixing plate 7 is cross-shaped, and the vertical center line of the fixing plate 7 coincides with the vertical center line of the connecting column 2. The fixing plate 7 comprises a rotating part 71 and four fixing parts 72, the rotating part 71 is rotatably connected with the top surface of the connecting column 2 through bolts, one end of the fixing part 72 is fixedly connected with the connecting part 41, the other end of the fixing part 72 is used for closing the insertion end of the convex block 4, and the fixing part 72 can be connected with the convex block 4 through bolts. When the lug 4 is spliced with the groove 3, a constructor firstly rotates the fixing plate 7 and enables the fixing part 72 to open the insertion end of the groove 3, the constructor splices the lug 4 with the groove 3 at the moment and enables the limiting block 5 to be spliced with the slot 6, the constructor rotates the rotating part 71 of the fixing plate 7 and drives the fixing part 72 to rotate to the top of the lug 4 at the moment, and the fixing part 72 closes the insertion end of the groove 3 at the moment. And the fixing part 72 is fixedly connected with the convex block 4 through a bolt, so that the fixing effect of the fixing component on the prefabricated wall body 1 and the connecting column 2 is realized.

Referring to fig. 3 and 5, the first connection hole 8 and the second connection hole 9 are formed in the two groove walls of the connection groove 31, respectively. Through holes 10 communicated with the first connection hole 8 and the second connection hole 9 are correspondingly formed through two side walls of the connection part 41 of the bump 4. Specifically, first connecting hole 8 and second connecting hole 9 set up to the multiunit, and multiunit first connecting hole 8 and second connecting hole 9 are the equidistance along the length direction of spliced pole 2 and arrange the setting, and the through-hole 10 on the connecting portion 41 of lug 4 corresponds and establishes to the multiunit, and multiunit through-hole 10 is the equidistance along the vertical direction of the connecting portion 41 of lug 4 and arranges the setting. The lateral wall that first connecting hole 8 kept away from spacing slot part 32 one side runs through the up end of spliced pole 2 and has seted up into thick liquid hole 11, and the lateral wall that second connecting hole 9 kept away from spacing slot part 32 one side runs through the up end of spliced pole 2 and has seted up exhaust hole 12. When prefabricated wall body 1 splices with spliced pole 2, and first connecting hole 8, when second connecting hole 9 and through-hole 10 are linked together, constructor is to advancing the interior concreting of thick liquid hole 11, the concrete gets into first connecting hole 8 through advancing thick liquid hole 11, through-hole 10 and second connecting hole 9, and fill up first connecting hole 8, through-hole 10 and second connecting hole 9, when the concrete solidifies, can fix lug 4 in recess 3, be favorable to improving the steadiness that lug 4 and recess 3 pegged graft. The setting of exhaust hole 12 is favorable to the air in the first connecting hole 8 of discharge, second connecting hole 9 and through-hole 10 for first connecting hole 8, second connecting hole 9 and through-hole 10 are filled up to the better filling of concrete ability.

Referring to fig. 3, the side wall of the limiting portion 42 is provided with the elastic rubber layer 13, the side wall of the elastic rubber layer 13 is fixedly connected with the side wall of the limiting portion 42, and when the limiting portion 42 is inserted into the limiting groove portion 32, the elastic rubber layer 13 extrudes the side wall of the limiting groove portion 32, so that the splicing tightness of the prefabricated wall body 1 and the connecting column 2 is further improved, and the water seepage prevention capacity of the prefabricated wall body 1 is improved.

The specific implementation principle is as follows:

during construction, a constructor fixes the connecting column 2 at a construction site, rotates the rotating part 71 and drives the fixing part 72 to rotate to a position staggered with the inserting end of the groove 3, inserts the lug 4 into the groove 3 from the inserting end of the groove 3, so as to realize the insertion of the limiting block 5 and the slot 6, at this time, the constructor rotates the rotating part 71 of the fixing plate 7 and drives the fixing part 72 to rotate to the upper part of the bump 4, the convex block 4 is fixedly connected with the fixed plate 7 through a bolt, at the moment, a first connecting hole 8 and a second connecting hole 9 on the convex block 4 are communicated with a corresponding through hole 10 on the connecting column 2, and then, pouring concrete into the prefabricated wall body 1 from the grout inlet hole 11 by constructors to fill the first connecting hole 8, the second connecting hole 9 and the through hole 10 with the concrete, and completing splicing and fixing of the prefabricated wall body 1 and the connecting column 2 when the concrete is solidified. By repeating the steps, constructors splice a plurality of prefabricated wall bodies 1 through the connecting columns 2 and form a frame-type underground continuous wall groove section structure. Is beneficial to shortening the construction period.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a frame format underground continuous wall groove section structure which characterized in that: comprises a plurality of prefabricated wall bodies (1) and connecting columns (2) which are vertically arranged, wherein the prefabricated wall bodies (1) are vertically arranged, the prefabricated wall bodies (1) are arranged around the connecting columns (2) in an annular array, a convex block (4) is fixedly arranged on the side wall of the prefabricated wall body (1), a groove (3) for the convex block (4) to be inserted is correspondingly arranged on the side wall of the connecting column (2), the upper groove wall of the groove (3) penetrates through the upper end surface of the connecting column (2) and is provided with an insertion end for inserting the convex block (4), the bottom of the groove (3) is fixedly connected with a limiting block (5), the bottom of the convex block (4) is correspondingly provided with a slot (6) which is inserted with the limiting block (5), when the convex block (4) is spliced with the groove (3), the prefabricated wall body (1) is fixedly connected with the connecting column (2) through a fixing component.

2. The frame format underground continuous wall channel section structure of claim 1, wherein: the bump (4) comprises a connecting part (41) and a limiting part (42), one side of the connecting part (41) is fixedly connected with the limiting part (42), the other side of the connecting part (41) is fixedly connected with the side wall of the prefabricated wall body (1), the cross section of the connecting part (41) in the horizontal direction is rectangular, the cross section of the limiting part (42) in the horizontal direction is isosceles trapezoid, and the width of one side, away from the connecting part (41), of the limiting part (42) is larger than that of one side, connected with the connecting part (41), of the limiting part (42); recess (3) are including connecting slot portion (31) and spacing slot portion (32), one side of connecting slot portion (31) is run through the lateral wall of spliced pole (2), the opposite side of connecting slot portion (31) with one side of spacing slot portion (32) is linked together, spacing portion (42) with spacing slot portion (32) are pegged graft, connecting portion (41) with connecting slot portion (31) are pegged graft.

3. A frame format underground continuous wall channel section structure according to claim 2, wherein: fixed subassembly includes fixed plate (7) and bolt, fixed plate (7) are including rotation portion (71) and a plurality of fixed part (72), rotation portion (71) with the spliced pole (2) top is passed through the bolt and is rotated the connection, just the vertical central line of fixed plate (7) with the coincidence of the vertical central line of spliced pole (2), the one end of fixed part (72) with connecting portion (41) fixed connection, the other end of fixed part (72) is used for the closure the end of inserting of recess (3), works as lug (4) with when recess (3) are pegged graft, fixed part (72) with lug (4) bolted connection.

4. A frame format underground continuous wall channel section structure according to claim 2, wherein: two opposite groove walls of the connecting groove part (31) are respectively provided with a first connecting hole (8) and a second connecting hole (9) which are communicated with each other, two side walls of the connecting part (41) correspondingly penetrate through a through hole (10) communicated with the first connecting hole (8) and the second connecting hole (9), the side wall of one side of the limiting groove part (32) is far away from the first connecting hole (8) and penetrates through the upper end face of the connecting column (2), and a pulp inlet hole (11) is formed in the upper end face of the connecting column (2).

5. The frame format underground continuous wall groove section structure of claim 4, wherein: first connecting hole (8) and second connecting hole (9) set up to the multiunit, multiunit first connecting hole (8) and second connecting hole (9) are followed the length direction of spliced pole (2) is the equidistance and arranges the setting, through-hole (10) on connecting portion (41) correspond and set up to the multiunit, multiunit through-hole (10) are the equidistance along the vertical direction of connecting portion (41) of lug (4) and arrange the setting.

6. The frame format underground continuous wall channel section structure of claim 5, wherein: the side wall of one side, away from the limiting groove part (32), of the second connecting hole (9) penetrates through the upper end face of the connecting column (2) to be provided with an exhaust hole (12).

7. A frame format underground continuous wall channel section structure according to claim 2, wherein: and an elastic rubber layer (13) is fixedly arranged on the side wall of the limiting part (42) of the bump (4).

8. The frame format underground continuous wall channel section structure of claim 1, wherein: the upper end of the groove (3) is provided with a chamfer.

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