CN210507457U - Assembled prestressed temporary sealing cover - Google Patents
Assembled prestressed temporary sealing cover Download PDFInfo
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- CN210507457U CN210507457U CN201921221117.7U CN201921221117U CN210507457U CN 210507457 U CN210507457 U CN 210507457U CN 201921221117 U CN201921221117 U CN 201921221117U CN 210507457 U CN210507457 U CN 210507457U
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- ditch
- scraper
- retaining wall
- assembled
- pile
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Abstract
The utility model relates to an assembly type prestress temporary sealing cover, which pours concrete between a retaining wall side form and a peripheral soil body to form a concrete retaining wall; the inner sides of the peripheral soil bodies are sequentially provided with supporting piles and capping beams; pouring a pile top ring beam on the upper surface of the support pile, and connecting tenons and pile top connecting ribs on the outer wall of the outer side of the retaining wall side mould to enhance the connection of the pile top ring beam with the concrete retaining wall and the support pile; arranging a beam bottom damping body on the upper surface of the pile top ring beam; digging drainage ditch laying grooves in the peripheral soil body, and laying a ditch bottom cushion layer at the bottoms of the drainage ditch laying grooves; adjusting the bottom surface elevation of the mortar scraper through the scraper position correcting body; the assembled drainage ditch is placed on the ditch bottom cushion layer, the anti-filtering cover plate is arranged at the top end of the assembled drainage ditch, and the cover plate is connected with the falcon and inserted into the ditch side hanging groove. The utility model discloses can promote the joint strength and the wholeness of closing cap structure, reduce the degree of difficulty that the construction was strickleed off and pour on the mortar layer at the bottom of the ditch, reduce laying the degree of difficulty of closing cap.
Description
Technical Field
The utility model relates to a can promote joint strength and the wholeness of closing cap structure, reduce the degree of difficulty that the mortar layer was strickleed off and was pour the construction at the bottom of the ditch, reduce the assembled prestressing force interim closing cap of laying the degree of difficulty of closing cap, belong to foundation ditch engineering field, be applicable to assembled prestressing force closing cap construction engineering.
Background
For the subway station or foundation pit engineering constructed by a cover excavation method, in order to meet construction requirements and guarantee engineering quality, an assembled pre-stressed temporary sealing cover is usually required to be prefabricated, the rapid strickling and pouring of a mortar layer at the bottom of a ditch are realized in the construction process, the construction control accuracy is improved, the laying difficulty of a reverse filter cover plate is reduced, and the like, which are the key points and difficulties needing to be controlled in construction.
In the prior art, a bottom plate prefabricated post-cast strip cover plate is provided, and comprises a raft plate post-cast strip, wherein a reinforced concrete floor is arranged at the lower end of the raft plate post-cast strip, a prefabricated cover plate is arranged above the reinforced concrete floor, a reserved steel plate is arranged on the outer side of the prefabricated cover plate, a water stop steel plate is arranged on the outer side of the reserved steel plate, the water stop steel plate and the reserved steel plate are welded together, micro-expansion waterproof concrete is poured between the water stop steel plate and the reserved steel plate, and a plurality of lifting hooks are arranged on the surface of the prefabricated cover plate; this prefabricated post-cast strip apron of bottom plate can reduce the post-cast strip side form and prop up and establish the degree of difficulty, and the rubbish in the clearance post-cast strip that can be convenient effectively prevents the post-cast strip infiltration, practices thrift the clearance in the post-cast strip and uses workers, nevertheless promotes closing cap structural integrity, improves the degree of accuracy of construction control, reduces the aspect such as the degree of difficulty of laying of the anti-apron of straining and still has further improvement part.
In view of this, the invention provides an assembled prestressed temporary sealing cover which can control the positions of a mortar scraper and a mortar filling pipe, can realize the quick strickling and pouring of a mortar layer at the bottom of a ditch, can improve the accuracy of construction control and reduce the layout difficulty of a reverse filter cover plate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a not only can promote the joint strength and the wholeness of closing cap structure, can reduce the degree of difficulty that the mortar layer was strickleed off and was pour the construction at the bottom of the ditch moreover, can also reduce the temporary closing cap of assembled prestressing force of laying the degree of difficulty of closing cap.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
an assembled prestressed temporary sealing cover is arranged in peripheral soil and comprises a retaining wall side die, wherein a concrete retaining wall is poured between the retaining wall side die and the peripheral soil; the inner side of the peripheral soil body is sequentially provided with a supporting pile and a capping beam, the upper surface of the supporting pile is poured with a pile top ring beam, and the two adjacent sides of the pile top ring beam are respectively arranged on a retaining wall side mould and the supporting pile; the upper surface of the pile top ring beam is provided with a beam bottom damping body, the upper part of the beam bottom damping body is hung with a precast beam, and the precast beam is matched and fixed with the side die of the retaining wall; drainage ditch laying grooves are dug in the peripheral soil body, ditch bottom cushion layers are laid at the bottoms of the drainage ditch laying grooves, assembly type drainage ditches are arranged on the ditch bottom cushion layers, and anti-filtering cover plates are arranged at the top ends of the assembly type drainage ditches; the two sides of the groove bottom cushion layer are uniformly provided with scraping frame sliding grooves on the peripheral soil body, scraping frame supporting columns are arranged on the scraping frame sliding grooves, a scraping frame supporting beam is arranged between the two scraping frame supporting columns, two scraping plate supporting rods are arranged on the lower surface of the scraping frame supporting beam, the bottom ends of the two scraping plate supporting rods are provided with position correcting body cross links, and mortar filling pipes are arranged on the scraping frame supporting beams.
Optionally, the scraping frame sliding groove is connected with the scraping frame supporting column through a sliding roller or a sliding plate.
Optionally, a scraper correcting body penetrates through the correcting body in a transverse connection mode, and a connecting conversion head is arranged between the bottom end of the scraper correcting body and the mortar scraper.
Optionally, the cross section of the connecting conversion head is U-shaped, the connecting conversion head is vertically welded with the mortar scraper, and the inner diameter of the connecting conversion head is 5-10mm larger than the outer diameter of the scraper aligning body.
Optionally, the scraper plate calibration body is formed by rolling a screw rod, and the scraper plate calibration body is connected with the calibration body transversely through a screw.
Optionally, the outer side wall of the mortar filling pipe is provided with a pipe side baffle, and a positioning bolt is arranged between the pipe side baffle and the scraping frame supporting beam.
Optionally, the positioning bolt is formed by combining a bolt and a screw, and the screw directions of the screws on the two sides of the bolt are opposite.
Optionally, outer wall connecting tenons are arranged on the outer sides of the retaining wall side forms, and pile top connecting ribs are arranged between the pile top ring beams and the supporting piles.
Optionally, the symmetry is provided with the ditch side on the assembled escape canal lateral wall and hangs the groove, and the lower surface of anti-apron of straining is provided with the apron connection falcon of hanging the groove joggle with the ditch side.
Optionally, a joint bonding layer is arranged between the precast beam and the side wall mold.
The utility model discloses an aspect has following beneficial effect:
1. the utility model discloses an aspect is through the position of scraper blade check body and scraper blade vaulting pole control mortar scraper blade to can be in step through the position of stores pylon strut control mortar scraper blade and mortar perfusion tube, realized strickleing off fast and pouring of ditch bottom mortar layer.
2. One aspect of the utility model precisely controls the heights of the mortar scraper and the mortar filling pipe through the scraper aligning body and the positioning bolt, thereby improving the accuracy of construction control; the groove is laid through the apron connection falcon and ditch side string groove connection to anti-apron and escape canal, has reduced the degree of difficulty of laying of anti-apron of straining.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of an assembled prestressed temporary cover structure of the present invention;
FIG. 2 is a schematic view of the assembled drainage structure of the present invention;
FIG. 3 is a cross-sectional view of the construction structure of the bottom mat layer of the trench of FIG. 2;
FIG. 4 is a schematic view of the scraper frame of the trench bottom pad of FIG. 3;
in the drawings, the components represented by the respective reference numerals are listed below:
1-an assembled drainage ditch; 2-side wall forms; 3-surrounding soil mass; 4-arranging grooves in drainage ditches; 5-mortar pouring pipe; 6-trench bottom cushion layer; 7-a scraper aligning body; 8-a mortar scraper; 9-a reverse filter cover plate; 10-a cover plate connecting falcon; 11-ditch side hanging grooves; 12-outer wall connection falcon; 13-concrete retaining wall; 14-supporting piles; 15-pile top connecting bars; 16-capping beam; 17-pile top ring beam; 18-a beam bottom damper; 19-precast beam; 20-a seam bonding layer; 21-scraping frame sliding groove; 22-a scraper support column; 23-a scraper frame supporting beam; 24-a screed brace; 25-transverse connection of the position correction body; 26-connecting a conversion head; 27-tube side baffles; 28-positioning bolts; 29-sliding roller.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "middle", "length", "inner", etc. indicate positional or orientational relationships and are merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-4, in the present embodiment, an assembled prestressed temporary cover is provided, which is disposed in a peripheral soil body (3), and includes a retaining wall side mold (2), and a concrete retaining wall (13) is poured between the retaining wall side mold (2) and the peripheral soil body (3); the inner side of the peripheral soil body (3) is sequentially provided with a supporting pile (14) and a capping beam (16), the upper surface of the supporting pile (14) is poured with a pile top ring beam (17), and the two adjacent sides of the pile top ring beam (17) are respectively arranged on the retaining wall side mold (2) and the supporting pile (14); the upper surface of the pile top ring beam (17) is provided with a beam bottom damping body (18), the upper part of the beam bottom damping body (18) is hung with a precast beam (19), and the precast beam (19) is matched and fixed with the retaining wall side die (2); a drainage ditch laying groove (4) is dug in the peripheral soil body (3), a ditch bottom cushion layer (6) is laid at the bottom of the drainage ditch laying groove (4), an assembled drainage ditch (1) is arranged on the ditch bottom cushion layer (6), the assembled drainage ditch (1) is formed by pouring reinforced concrete materials, an anti-filtering cover plate (9) is arranged at the top end of the assembled drainage ditch (1), and the anti-filtering cover plate (9) is formed by pouring permeable concrete; the scraping frame sliding grooves (21) are uniformly formed in the peripheral soil body (3) and located on two sides of the trench bottom cushion layer (6), scraping frame supporting columns (22) are arranged on the scraping frame sliding grooves (21), scraping frame supporting beams (23) are arranged between the two scraping frame supporting columns (22), two scraping plate supporting rods (24) are arranged on the lower surfaces of the scraping frame supporting beams (23), correcting body cross connections (25) are arranged at the bottom ends of the two scraping plate supporting rods (24), and mortar filling pipes (5) are arranged on the scraping frame supporting beams (23).
In one aspect of the embodiment, the scraper frame sliding groove (21) is connected with the scraper frame supporting column (22) through a sliding roller (29) or a sliding plate.
In one aspect of the embodiment, the position correction body cross connection (25) penetrates through the scraper position correction body (7), and a connection conversion head (26) is arranged between the bottom end of the scraper position correction body (7) and the mortar scraper (8).
In one aspect of the embodiment, the cross section of the connecting conversion head (26) is U-shaped, the connecting conversion head (26) is vertically welded with the mortar scraper (8), and the inner diameter of the connecting conversion head (26) is 5-10mm larger than the outer diameter of the scraper aligning body (7).
In one aspect of the embodiment, the scraper aligning body (7) is formed by screw rolling, and the scraper aligning body (7) and the aligning body cross connection (25) are connected through screws.
In one aspect of the embodiment, a pipe side baffle (27) is arranged on the outer side wall of the mortar pouring pipe (5), and a positioning bolt (28) is arranged between the pipe side baffle (27) and the scraper frame supporting beam (23).
In one aspect of the embodiment, the positioning bolt (28) is formed by combining a bolt and a screw rod, and the screw directions of the screw rods on two sides of the bolt are opposite.
In one aspect of the embodiment, outer wall connecting tenons (12) are arranged on the outer sides of the retaining wall side molds (2), and pile top connecting ribs (15) are arranged between the pile top ring beams (17) and the support piles (14).
In one aspect of the embodiment, the assembled drainage ditch (1) is symmetrically provided with ditch side hanging grooves (11) on the outer side wall, and the lower surface of the anti-filtering cover plate (9) is provided with a cover plate connecting tenon (10) joggled with the ditch side hanging grooves (11).
In one aspect of this embodiment, a joint adhesive layer (20) is provided between the precast beam (19) and the retaining wall side mold (2).
The application of one aspect of the embodiment is as follows: concrete mix proportion design and pour construction technical requirement, on-the-spot hoist and mount construction technical requirement, bolt-up construction technical requirement etc. no longer give unnecessary details in this embodiment, the key explanation the utility model relates to an embodiment of structure:
pouring concrete between the retaining wall side mold (2) and the peripheral soil body (3) to form a concrete retaining wall (13); the inner sides of the peripheral soil bodies (3) are sequentially provided with supporting piles (14) and capping beams (16); after the compression top beam (16) is formed with strength, a pile top ring beam (17) is cast on the upper surface of the support pile (14), and the connection between the pile top ring beam (17) and the concrete retaining wall (13) and the support pile (14) is enhanced through outer wall connecting tenons (12) and pile top connecting ribs (15) on the outer side of the retaining wall side mold (2); after the pile top ring beam (17) is formed with strength, firstly, arranging a beam bottom damping body (18) on the upper surface of the pile top ring beam (17), then hoisting a precast beam (19) to the upper part of the beam bottom damping body (18), and arranging a joint bonding layer (20) on the precast beam (19) and a retaining wall side mold (2) bracket; digging a drainage ditch arrangement groove (4) in the peripheral soil body (3), and laying a ditch bottom cushion layer (6) at the bottom of the drainage ditch arrangement groove (4); pouring mortar into the trench bottom cushion layer (6) through a mortar pouring pipe (5), adjusting the bottom elevation of a mortar scraper (8) through a scraper aligning body (7), and scraping the trench bottom cushion layer (6); the assembled drainage ditch is characterized in that the assembled drainage ditch (1) is arranged on a ditch bottom cushion layer (6), an anti-filtering cover plate (9) is arranged at the top end of the assembled drainage ditch (1), a cover plate connecting tenon (10) is inserted into a ditch side hanging groove (11), and ditch side hanging grooves (11) are symmetrically arranged on the outer side wall of the assembled drainage ditch (1). The assembled drainage ditch (1) is formed by pouring reinforced concrete materials, and ditch side hanging grooves (11) are symmetrically arranged on the outer side wall of the assembled drainage ditch in a mirror image mode.
In the present embodiment, a specific manner of implementing some technical features is provided, but it should be understood that the following is merely an embodiment of one aspect of the present invention, and the present invention is not limited thereto:
the assembled drainage ditch (1) is prefabricated by reinforced concrete materials, the width is 20cm, the height is 30cm, and the wall thickness is 8 cm.
The retaining wall side die (2) adopts a concrete slab with the thickness of 40mm and the strength grade is C35.
The peripheral soil body (3) is cohesive soil in a hard plastic state.
The net width of the drainage ditch arrangement groove (4) is 36cm, and the drainage ditch arrangement groove is formed by digging by a construction machine.
The mortar filling pipe (5) is made of a steel pipe with the diameter of 6 cm.
The trench bottom cushion layer (6) is formed by pouring mortar materials, and the strength grade of the mortar is M15.
The scraper plate retainer (7) is formed by rolling a screw rod with the diameter of 22 mm.
The mortar scraper (8) is formed by rolling a steel plate with the thickness of 2mm and is connected with the scraper aligning body (7) in a welding mode.
The reverse filter cover plate (9) adopts a concrete slab with the thickness of 10cm, and the concrete strength grade is C35.
The cover plate connecting falcon (10) is formed by rolling a steel plate with the thickness of 2 mm.
The groove side hanging groove (11) is formed by rolling a steel plate with the thickness of 1mm, and the groove width is 5 mm.
Outer wall connection falcon (12) and inner wall connection falcon (75) cross section all are isosceles trapezoid, and its top width is 5cm, and the height is 5 cm.
The concrete retaining wall (13) is formed by pouring concrete with the strength grade of C30.
The support pile (14) adopts a concrete mixing pile with the diameter of 600 mm.
The pile top connecting rib (15) is made of a steel bar with the diameter of 32 mm.
The capping beam (16), the pile top ring beam (17) and the precast beam (19) are all formed by pouring concrete materials with the strength grade of C35.
The beam bottom shock absorption body (18) adopts a rubber plate with the thickness of 2 cm.
The joint bonding layer (20) adopts a rubber plate with the thickness of 1 cm.
The scraping frame sliding groove (21) is formed by rolling a steel plate with the thickness of 2mm, the groove width is 12cm, and the groove depth is 5 cm. The scraping frame supporting column (22) and the scraping frame supporting beam (23) both adopt H-shaped steel with the specification of 100 multiplied by 6 multiplied by 8. The scraper stay bar (24) is made of a steel pipe with the diameter of 60 mm.
The position correcting body transverse connection (25) is formed by rolling a steel plate with the thickness of 10 mm.
The cross section of the connecting conversion head (26) is U-shaped, a screw cap with the inner diameter of 30mm is adopted, and the lower surface of the connecting conversion head is vertically welded and connected with the mortar scraper (8).
The pipe side baffle (27) is made of a steel plate with the thickness of 10 mm.
The positioning bolt (28) is composed of a screw rod with the diameter of 20mm and a bolt, and the screw directions of the screw rods on the two sides of the bolt are opposite.
The sliding roller (29) adopts a 6-inch hard plastic wheel.
It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are only used for distinguishing features, and do not have an actual order or meaning, and the present application is not limited thereto.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. An assembled prestressed temporary cover is arranged in a peripheral soil body (3), and is characterized by comprising a retaining wall side die (2):
a concrete retaining wall (13) is poured between the retaining wall side die (2) and the peripheral soil body (3); the inner side of the peripheral soil body (3) is sequentially provided with a supporting pile (14) and a capping beam (16), the upper surface of the supporting pile (14) is poured with a pile top ring beam (17), and the two adjacent sides of the pile top ring beam (17) are respectively arranged on the retaining wall side mold (2) and the supporting pile (14);
the upper surface of the pile top ring beam (17) is provided with a beam bottom damping body (18), the upper part of the beam bottom damping body (18) is hung with a precast beam (19), and the precast beam (19) is matched and fixed with the retaining wall side die (2);
drainage ditch laying grooves (4) are dug in the peripheral soil body (3), a ditch bottom cushion layer (6) is laid at the bottoms of the drainage ditch laying grooves (4), an assembled drainage ditch (1) is arranged on the ditch bottom cushion layer (6), and a reverse filtering cover plate (9) is arranged at the top end of the assembled drainage ditch (1);
the scraping frame sliding grooves (21) are uniformly formed in the peripheral soil body (3) and located on two sides of the trench bottom cushion layer (6), scraping frame supporting columns (22) are arranged on the scraping frame sliding grooves (21), scraping frame supporting beams (23) are arranged between the two scraping frame supporting columns (22), two scraping plate supporting rods (24) are arranged on the lower surfaces of the scraping frame supporting beams (23), correcting body cross connections (25) are arranged at the bottom ends of the two scraping plate supporting rods (24), and mortar filling pipes (5) are arranged on the scraping frame supporting beams (23).
2. An assembled prestressed temporary cover according to claim 1, wherein the scraper slide groove (21) is connected to the scraper supporting pillar (22) by means of a slide roller (29) or a slide plate.
3. An assembled prestressed temporary cover according to claim 1, characterized in that the cross-piece (25) has a scraper (7) extending therethrough, and a connection adapter (26) is provided between the bottom end of the scraper (7) and the mortar blade (8).
4. An assembled prestressed temporary cover according to claim 3, wherein the cross-section of the connecting conversion head (26) is "U" shaped, and the connecting conversion head (26) is vertically welded to the mortar scraper (8), and the inner diameter of the connecting conversion head (26) is 5-10mm larger than the outer diameter of the scraper aligning body (7).
5. An assembled prestressed temporary closure according to claim 3 or 4, characterized in that the scraper bar (7) is made by screw rolling and the scraper bar (7) is connected with the cross-piece (25) by screws.
6. The temporary closure of assembled prestress according to any one of claims 1 to 4, wherein a pipe side baffle (27) is provided on the outer side wall of the mortar injection pipe (5), and a positioning bolt (28) is provided between the pipe side baffle (27) and the scraper supporting beam (23).
7. The temporary closure of claim 6, wherein the positioning bolt (28) is formed by combining a bolt and a screw, and the screw directions of the screws on the two sides of the bolt are opposite.
8. An assembled prestressed temporary closure according to any one of claims 1 to 4, wherein outer wall connecting tenons (12) are provided on the outer sides of the retaining wall side forms (2), and pile top connecting ribs (15) are provided between the pile top girt (17) and the support piles (14).
9. A prefabricated prestressed temporary cover according to any one of claims 1 to 4, wherein the outer side wall of the prefabricated drainage ditch (1) is symmetrically provided with ditch side hanging grooves (11), and the lower surface of the reverse filtering cover plate (9) is provided with a cover plate connecting tenon (10) joggled with the ditch side hanging grooves (11).
10. An assembled prestressed temporary cover according to any one of claims 1 to 4, wherein a seam adhesive layer (20) is provided between the precast girders (19) and the retaining wall side forms (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921221117.7U CN210507457U (en) | 2019-07-30 | 2019-07-30 | Assembled prestressed temporary sealing cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921221117.7U CN210507457U (en) | 2019-07-30 | 2019-07-30 | Assembled prestressed temporary sealing cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210507457U true CN210507457U (en) | 2020-05-12 |
Family
ID=70586535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921221117.7U Expired - Fee Related CN210507457U (en) | 2019-07-30 | 2019-07-30 | Assembled prestressed temporary sealing cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210507457U (en) |
-
2019
- 2019-07-30 CN CN201921221117.7U patent/CN210507457U/en not_active Expired - Fee Related
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Granted publication date: 20200512 |