CN116254880A - Construction method for pre-closing post-pouring strip of outer wall - Google Patents
Construction method for pre-closing post-pouring strip of outer wall Download PDFInfo
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- CN116254880A CN116254880A CN202310060006.7A CN202310060006A CN116254880A CN 116254880 A CN116254880 A CN 116254880A CN 202310060006 A CN202310060006 A CN 202310060006A CN 116254880 A CN116254880 A CN 116254880A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
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Abstract
The invention discloses a construction method for sealing an external wall post-pouring zone in advance, which comprises the following steps: s1, manufacturing a customized template: customizing a template according to the height of the post-cast strip; s2, manufacturing concrete blocks: pouring a fine stone concrete precast block; s3, hoisting and splicing concrete blocks: through the mode of using the tower crane to hoist and mount of reserving the lifting hole, hoist and mount the prefabricated section to the assigned position, splice unsmooth stubble about will again, solved the problem of two concrete piece joints leakage thick liquid. According to the invention, the concrete precast block is formed by casting through the template design, the post-cast strip of the outer wall is sealed in advance, the waterproof construction quality and the progress of backfill soil construction in advance are met, the cost of sealing in advance is effectively reduced, meanwhile, the hoisting holes are reserved on the precast block, the problems of heavy weight and difficult transportation of the concrete block are effectively solved by using a tower crane hoisting mode, and meanwhile, the problem of slurry leakage of the joints of the precast block is solved by adopting the up-down concave-convex joint, so that the installation and the splicing are convenient, and the construction is easy.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a construction method for sealing an external wall post-pouring zone in advance.
Background
The settlement post-pouring belt is a post-pouring belt which is arranged for solving the settlement difference between a main building and a skirt house of a high-rise building, and can be poured after the main structure is ended and settlement is basically stable, and is a construction reserved belt for performing concrete pouring in the later construction period which is arranged for reducing the influence of differential settlement between foundations on the foundations and the upper structure.
In project construction process, subside post-cast strip needs waiting main part back of capping, the main building subsides and just can seal after stabilizing, seriously influence outer wall waterproof and fertile groove backfill construction progress, can seal post-cast strip in advance for accelerating the construction progress, the first mode adopts the mode of brickwork plastering to seal in advance, waterproofing membrane is not firmly pasted in post-cast strip position, drop easily, because the lateral pressure of soil leads to the brick wall inwards to topple easily after the backfill is accomplished in addition, lead to waterproof inefficacy, the second mode adopts the steel sheet to seal outer wall post-cast strip, this mode cost is too high, economic type is too poor, a construction method of outer wall post-cast strip seal in advance is proposed for this reason.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a construction method for sealing an external wall post-pouring zone in advance.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a construction method for pre-closing an external wall post-pouring strip comprises the following steps:
s1, manufacturing a customized template: customizing a template according to the height of the post-cast strip;
s2, manufacturing concrete blocks: pouring a fine stone concrete precast block;
s3, hoisting and splicing concrete blocks: the prefabricated block is lifted to a designated position by using a tower crane lifting mode with a reserved lifting hole, and then the upper concave-convex stubble and the lower concave-convex stubble are spliced, so that the problem of slurry leakage of two concrete joints is solved;
s4, connection and fixation: the prefabricated block and the water-stopping steel plate are jointly provided with the connecting mechanism, so that a connecting column on the prefabricated block is connected with the water-stopping steel plate at the post-pouring zone on the outer wall body, instability caused by too high splicing of the concrete block is prevented, the problem of cracking after the waterproof coiled material is stuck is also prevented, and the construction quality of the waterproof coiled material is ensured;
s5, checking and accepting: whether the prefabricated block is spliced stably or not, whether the connecting column is firmly connected with the water stop steel plate or not, and whether the base layer requirement of the waterproof coiled material adhesion is met or not is checked.
In the construction method for sealing the post-pouring strip of the outer wall in advance, the connecting mechanism in the step 4 comprises a precast block and an outer wall body at the position of the post-pouring strip, the cross section of the precast block is of an isosceles trapezoid structure, two symmetrically distributed sliding cavities are formed in the precast block, each sliding cavity is connected with a sliding plate in a sliding mode, one side, close to the outer wall, of the sliding plate is fixedly connected with a connecting column, water-stopping steel plates are buried in the outer wall bodies at two sides of the position of the post-pouring strip, one side, far away from the precast block, of each water-stopping steel plate is fixedly connected with a fixing block, and connecting holes are formed in the fixing block and the water-stopping steel plates together.
In the construction method for sealing the post-pouring zone of the outer wall in advance, the fixed block is positioned on the hole wall of the connecting hole, a movable groove is formed in the wall of the connecting hole, a clamping block is connected in the movable groove in a sliding mode, one end of the clamping block, which is positioned in the movable groove, is fixedly connected with a pull rod, one end of the pull rod, which is far away from the clamping block, extends to the outer side of the fixed block, is fixedly connected with a pull ball, a first spring connected with the clamping block and the inner side groove wall of the movable groove is sleeved on the pull rod, and a clamping hole is formed in one end, which is far away from the sliding plate, of each connecting column.
In the construction method for sealing the post-pouring zone of the outer wall in advance, the top of the precast block is fixedly connected with the convex block, the bottom of the precast block is provided with the groove, two symmetrically distributed hoisting holes are formed in the convex block, and the outer surfaces of the precast block and the outer wall are provided with the waterproof layer.
In the construction method for sealing the post-pouring zone of the outer wall in advance, the central position of the precast block is provided with the cavity, two side cavity walls of the cavity are connected with the main shaft in a rotating mode, the main shaft is fixedly connected with the rotary drum in a coaxial mode, two spiral guide grooves are formed in the rotary drum, sliding grooves are respectively formed in the two side cavity walls of the cavity and are communicated with the two sliding cavities, sliding rods are connected in the sliding grooves in a sliding mode, one end of each sliding rod is fixedly connected with the adjacent sliding plate, and one end, far away from the sliding plate, of each sliding rod is respectively connected with the two guide grooves.
In the construction method for closing the post-pouring zone of the outer wall in advance, one side, close to the outer wall, of the main shaft extends to the outer side of the precast block, one end, located outside the precast block, of the main shaft is fixedly connected with a rectangular rod in a coaxial mode, a sliding sleeve is connected onto the rectangular rod in a sliding mode, and a control wheel is fixedly connected onto the sliding sleeve in a coaxial mode.
In the construction method for sealing the post-pouring zone of the outer wall in advance, the precast block is arranged on one side of the control wheel and surrounds the main shaft to form a plurality of limit grooves in an annular array mode, and the outer wall of the sliding sleeve is fixedly connected with an L-shaped limit rod.
In the construction method for sealing the post-pouring strip of the outer wall in advance, symmetrically-distributed fixing grooves are formed in the groove walls at the two ends of the groove, connecting blocks are connected in the fixing grooves in a sliding mode, a second spring is fixedly connected to one end of each connecting block located in each fixing groove, one end of each second spring, far away from each connecting block, is fixedly connected with the groove wall at the inner side of each fixing groove, symmetrically-distributed connecting grooves are formed in the two ends of each protruding block, and one end, far away from each second spring, of each connecting block is of a lock tongue-shaped structure and faces downwards.
The invention has the following advantages:
according to the invention, the concrete precast block is formed by casting through the template design, and the post-cast strip of the outer wall is sealed in advance, so that the waterproof construction quality and the progress of backfill soil construction in advance are met, the cost of sealing in advance is effectively reduced, meanwhile, the hoisting holes are reserved on the precast block, and the problems of heavy weight and difficult transportation of the concrete block are effectively solved by using a tower crane hoisting mode;
according to the invention, after the connecting column and the water-stopping steel plate are fixedly connected, the control wheel is reversely rotated, so that the sliding plate slides back to pull back the connecting column, and as one end of the connecting column is fixed, the whole precast block is close to the outer wall body when the connecting column is pulled back, the precast block is tightly attached to the outer wall body, the laying of a waterproof coiled material in the later period is facilitated, and the waterproof effect is also improved;
the invention respectively arranges the convex blocks and the concave grooves on the upper and lower sides of the precast blocks, solves the problem of slurry leakage of the joint of the two precast blocks by utilizing concave-convex joint, ensures that the two precast blocks are spliced more stably and firmly, and is convenient to install and splice and easy to construct.
Drawings
Fig. 1 is a schematic structural diagram of a construction method for pre-closing an outer wall post-pouring zone according to the present invention;
fig. 2 is a schematic structural diagram of a precast block part in a construction method for pre-closing an external wall post-cast strip according to the present invention;
FIG. 3 is a bottom view of a precast block portion in a construction method for early closing of an outer wall post-cast strip according to the present invention;
FIG. 4 is an enlarged schematic view of FIG. 1 at A;
fig. 5 is an enlarged schematic view at B in fig. 1.
In the figure: the waterproof wall comprises an outer wall body 1, a prefabricated block 2, a waterproof steel plate 3, a bump 4, a groove 5, a lifting hole 6, a waterproof layer 7, a sliding cavity 8, a sliding plate 9, a connecting column 10, a fixed block 11, a connecting hole 12, a moving groove 13, a clamping block 14, a pull rod 15, a first spring 16, a pull ball 17, a clamping hole 18, a cavity 19, a main shaft 20, a rotary drum 21, a sliding chute 22, a sliding rod 23, a guide groove 24, a rectangular rod 25, a sliding sleeve 26, a control wheel 27, a limiting groove 28, a limiting rod 29, a fixed groove 30, a connecting block 31, a second spring 32 and a connecting groove 33.
Description of the embodiments
The technical solutions according to the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, which are for illustrative purposes only and are not intended to limit the scope of the present invention.
Referring to fig. 1-5, a construction method for pre-closing an external wall post-cast strip comprises the following steps:
s1, manufacturing a customized template: customizing a template according to the height of the post-cast strip;
s2, manufacturing concrete blocks: pouring a fine stone concrete precast block 2;
s3, hoisting and splicing concrete blocks: the precast block 2 is lifted to a designated position by using a tower crane lifting mode with a reserved lifting hole 6, and then the upper concave-convex stubble and the lower concave-convex stubble are spliced, so that the problem of slurry leakage of two concrete joints is solved;
s4, connection and fixation: the precast block 2 and the water-stop steel plate 3 are jointly provided with a connecting mechanism, so that a connecting column 10 on the precast block 2 is connected with the water-stop steel plate 3 at the post-pouring zone on the outer wall body 1, instability caused by too high splicing of concrete blocks is prevented, the problem of cracking after the waterproof coiled material is stuck is also prevented, and the construction quality of the waterproof coiled material is ensured;
s5, checking and accepting: it is checked whether the prefabricated block 2 is stably spliced, whether the connecting column 10 is firmly connected with the water stop steel plate 3, and whether the base layer requirement of the waterproof coiled material adhesion is met.
In step 4 coupling mechanism includes prefabricated section 2 and post-cast strip department's outer wall body 1, prefabricated section 2 cross section is isosceles trapezoid structure, has seted up two symmetrical distribution's smooth chamber 8 in the prefabricated section 2, and sliding connection has slide 9 in every smooth chamber 8, and slide 9 is close to one side fixedly connected with spliced pole 10 of outer wall body 1, and the outer wall body 1 of post-cast strip department both sides has all buried stagnant water steel sheet 3, and one side fixedly connected with fixed block 11 of keeping away from prefabricated section 2 of every stagnant water steel sheet 3, and connecting hole 12 has been seted up jointly to fixed block 11 and stagnant water steel sheet 3.
The fixed block 11 is located the pore wall of connecting hole 12 and has been seted up removal groove 13, and the sliding connection has fixture block 14 in removal groove 13, and fixture block 14 is located the interior one end fixedly connected with pull rod 15 of removal groove 13, and the one end that fixture block 14 was kept away from to pull rod 15 extends to the outside of fixed block 11 and fixedly connected with pull ball 17, and the cover is equipped with a first spring 16 that is connected with the inboard cell wall of fixture block 14 and removal groove 13 on the pull rod 15, and the draw-in hole 18 has been seted up to the one end that every spliced pole 10 kept away from slide 9.
The central point of prefabricated section 2 has offered cavity 19, and the both sides chamber wall of cavity 19 rotates jointly and is connected with main shaft 20, coaxial fixed connection rotary drum 21 on the main shaft 20, has offered two spiral guide slot 24 on the rotary drum 21, and spout 22 and two smooth chambeies 8 intercommunication have been seted up respectively to the both sides chamber wall of cavity 19, and the sliding connection has slide bar 23 in every spout 22, and the one end on every slide bar 23 and adjacent slide plate 9 fixed connection, the one end that slide plate 9 was kept away from to two slide bars 23 respectively with two guide slots 24, two guide slots 24 on the rotary drum 21 are central symmetry and distribute.
One side of the main shaft 20, which is close to the outer wall body 1, extends to the outer side of the precast block 2, one end of the main shaft 20, which is positioned outside the precast block 2, is coaxially and fixedly connected with a rectangular rod 25, a sliding sleeve 26 is slidably connected onto the rectangular rod 25, a control wheel 27 is coaxially and fixedly connected onto the sliding sleeve 26, a plurality of limit grooves 28 are formed in one side of the precast block 2, which is positioned on the control wheel 27, around the main shaft 20 in an annular array manner, and an L-shaped limit rod 29 is fixedly connected onto the outer wall of the sliding sleeve 26.
The top fixedly connected with lug 4 of prefabricated section 2, the recess 5 has been seted up to the bottom of prefabricated section 2, set up two symmetrically distributed's lifting hole 6 on the lug 4, the surface of prefabricated section 2 and outer wall 1 is provided with waterproof layer 7, symmetrically distributed's fixed slot 30 has been seted up to the both ends cell wall of recess 5, sliding connection has connecting block 31 in fixed slot 30, connecting block 31 is located fixed slot 30 one end fixedly connected with second spring 32, the one end that connecting block 31 was kept away from to second spring 32 is with fixed slot 30's inboard cell wall fixed connection, symmetrically distributed's spread groove 33 has been seted up at the both ends of lug 4, the one end that second spring 32 was kept away from to connecting block 31 is spring tongue-like structure and inclined plane down, when two concrete prefabricated sections 2 up-down unsmooth joint concatenation, utilize the inclined plane extrusion of below lug 4 to connecting block 31 to realize automatic card to establish the connection.
When the water-stop joint is used in construction, a tower crane lifting rope is fixedly connected with two lifting holes 6 at the bump 4 on the precast block 2, the precast block 2 is lifted to the outer wall 1 at the installation position, then the connecting column 10 is aligned with the connecting holes 12 at the two water-stop steel plates 3 on the post-pouring belt, the sliding sleeve 26 is pulled outwards after that, the limiting rod 29 is separated from the limiting groove 28 of the precast block 2, then the sliding sleeve 26 is driven to rotate by the rotating control wheel 27, the main shaft 20 and the rotary drum 21 rotate along with the sliding sleeve 26 by twisting the rectangular rod 25 through the sliding sleeve 26, the sliding rod 23 in the sliding groove 22 is pulled by utilizing the spiral guide groove 24 to slide, the connecting column 10 in the sliding cavity 8 moves outwards, the pull balls 17 at the two fixing blocks 11 are pulled outwards, the connecting column 14 is separated from the connecting holes 12 when the pull rod 15 is pulled, then the connecting column 10 is pushed by continuing to extend into the connecting hole 12, after the clamping hole 18 on the connecting column 10 moves to the corresponding position of the moving groove 13, the pull balls 17 are released, the elastic force of the first spring 16 acts on the clamping block 14 and the sliding block 10 is pushed into the corresponding position of the corresponding groove 10, the connecting column 10 when the sliding column 10 is pushed back to be connected with the connecting column 10, the connecting column 10 is pushed back to the connecting column 10, the water-stop joint is further connected with the connecting column 10, the connecting column 10 is locked by the connecting column 2, the connecting column 2 is tightly, the water-stop joint is connected with the connecting column 10 is positioned in the connecting column 2, and the water-stop joint is positioned in the position of the connecting column 2, the water-stop joint is tightly, the water-stop joint is connected with the connecting column 2, and the water-stop joint is positioned in the position between the water-stop joint is directly opposite joint, and the position, and the water-stop joint is positioned, and the water-stop joint has a position and is positioned, and the water-stop joint has and has a joint has a position and a joint has.
When the next prefabricated block 2 is hoisted and spliced, only the grooves 5 on the hoisted prefabricated block 2 are aligned with the rear lower parts of the protruding blocks 4 on the fixed prefabricated block 2, and rapid splicing can be completed, in the process of lowering the prefabricated block 2, the protruding blocks 4 at the bottom can squeeze the inclined planes of the connecting blocks 31 on two sides of the grooves 5, so that the connecting blocks 31 can slide into the fixed grooves 30 completely, after the protruding blocks 4 completely enter the grooves 5, the connecting blocks 31 slide into the connecting grooves 33 of the protruding blocks 4 under the action of the elasticity of the second springs 32, and the splicing of the two prefabricated blocks 2 is more stable.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. The construction method for the advanced sealing of the post-cast strip of the outer wall is characterized by comprising the following steps of:
s1, manufacturing a customized template: customizing a template according to the height of the post-cast strip;
s2, manufacturing concrete blocks: pouring a fine stone concrete precast block (2);
s3, hoisting and splicing concrete blocks: the precast block (2) is lifted to a designated position by using a tower crane lifting mode of reserving a lifting hole (6), and then the upper concave-convex stubble and the lower concave-convex stubble are spliced, so that the problem of slurry leakage of two concrete joints is solved;
s4, connection and fixation: the prefabricated block (2) and the water-stopping steel plate (3) are jointly provided with a connecting mechanism, so that a connecting column (10) on the prefabricated block (2) is connected with the water-stopping steel plate (3) at a post-pouring zone on the outer wall body (1), instability caused by too high splicing of concrete blocks is prevented, the problem of cracking after the waterproof coiled material is stuck is also prevented, and the construction quality of the waterproof coiled material is ensured;
s5, checking and accepting: whether the prefabricated block (2) is spliced stably or not, whether the connecting column (10) is connected with the water stop steel plate (3) firmly or not, and whether the base layer requirement of the waterproof coiled material adhesion is met or not is checked.
2. The construction method for the advanced sealing of the post-pouring strip of the outer wall according to claim 1, wherein the connecting mechanism in the step 4 comprises precast blocks (2) and an outer wall body (1) at the position of the post-pouring strip, the cross section of each precast block (2) is of an isosceles trapezoid structure, two symmetrically distributed sliding cavities (8) are formed in each precast block (2), sliding plates (9) are connected in the sliding cavities (8) in a sliding manner, connecting columns (10) are fixedly connected to one side, close to the outer wall body (1), of each sliding plate (9), of each outer wall body (1) at two sides of the post-pouring strip, water-stopping steel plates (3) are buried, a fixing block (11) is fixedly connected to one side, far away from the precast block (2), of each water-stopping steel plate (3), and connecting holes (12) are formed in the fixing blocks (11) and the water-stopping steel plates (3) in a common mode.
3. The construction method for the advanced sealing of the post-pouring strip of the outer wall according to claim 2, wherein the fixed block (11) is located on the hole wall of the connecting hole (12) and is provided with a moving groove (13), a clamping block (14) is connected in the moving groove (13) in a sliding mode, one end of the clamping block (14) located in the moving groove (13) is fixedly connected with a pull rod (15), one end of the pull rod (15) away from the clamping block (14) extends to the outer side of the fixed block (11) and is fixedly connected with a pull ball (17), a first spring (16) connected with the clamping block (14) and the inner side groove wall of the moving groove (13) is sleeved on the pull rod (15), and one end of each connecting column (10) away from the sliding plate (9) is provided with a clamping hole (18).
4. The construction method for the advanced sealing of the post-cast strip of the outer wall according to claim 2, wherein the top of the precast block (2) is fixedly connected with a convex block (4), a groove (5) is formed in the bottom of the precast block (2), two symmetrically distributed lifting holes (6) are formed in the convex block (4), and a waterproof layer (7) is arranged on the outer surface of the precast block (2) and the outer wall body (1).
5. The construction method for the advanced sealing of the post-pouring strip of the outer wall according to claim 3, wherein a cavity (19) is formed in the central position of the precast block (2), two side cavity walls of the cavity (19) are connected with a main shaft (20) in a common rotation mode, a rotary drum (21) is coaxially and fixedly connected to the main shaft (20), two spiral guide grooves (24) are formed in the rotary drum (21), sliding grooves (22) are respectively formed in the two side cavity walls of the cavity (19) and are communicated with two sliding cavities (8), sliding rods (23) are connected in each sliding groove (22) in a sliding mode, one end of each sliding rod (23) is fixedly connected with an adjacent sliding plate (9), and one end, far away from the sliding plate (9), of each sliding rod (23) is respectively connected with the two guide grooves (24).
6. The construction method for the advanced sealing of the post-cast strip of the outer wall according to claim 5, wherein one side, close to the outer wall body (1), of the main shaft (20) extends to the outer side of the precast block (2), one end, located outside the precast block (2), of the main shaft (20) is fixedly connected with a rectangular rod (25) coaxially, a sliding sleeve (26) is slidably connected onto the rectangular rod (25), and a control wheel (27) is fixedly connected onto the sliding sleeve (26) coaxially.
7. The construction method for the advanced closure of the post-cast strip of the outer wall according to claim 7, wherein a plurality of limit grooves (28) are formed in an annular array manner around the main shaft (20) on one side of the control wheel (27) by the precast block (2), and an L-shaped limit rod (29) is fixedly connected to the outer wall of the sliding sleeve (26).
8. The construction method for the advanced sealing of the post-pouring strip of the outer wall according to claim 4, wherein symmetrically-distributed fixing grooves (30) are formed in the groove walls at two ends of the groove (5), connecting blocks (31) are connected in a sliding mode in the fixing grooves (30), second springs (32) are fixedly connected to one ends of the connecting blocks (31) located in the fixing grooves (30), one ends of the second springs (32) away from the connecting blocks (31) are fixedly connected with the inner groove walls of the fixing grooves (30), symmetrically-distributed connecting grooves (33) are formed in two ends of the protruding blocks (4), and one ends of the connecting blocks (31) away from the second springs (32) are of a lock tongue-shaped structure and are downward in inclined plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310060006.7A CN116254880A (en) | 2023-02-04 | 2023-02-04 | Construction method for pre-closing post-pouring strip of outer wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310060006.7A CN116254880A (en) | 2023-02-04 | 2023-02-04 | Construction method for pre-closing post-pouring strip of outer wall |
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| CN116254880A true CN116254880A (en) | 2023-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310060006.7A Pending CN116254880A (en) | 2023-02-04 | 2023-02-04 | Construction method for pre-closing post-pouring strip of outer wall |
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- 2023-02-04 CN CN202310060006.7A patent/CN116254880A/en active Pending
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