CN217420033U

CN217420033U - Post-cast strip is with dual waterproof structure of pre-sealing

Info

Publication number: CN217420033U
Application number: CN202220759364.8U
Authority: CN
Inventors: 朱雄业; 陈功; 张鑫
Original assignee: Guangdong Biyue Construction Engineering Co ltd
Current assignee: Guangdong Biyue Construction Engineering Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-09-13
Anticipated expiration: 2032-04-01

Abstract

The utility model relates to the field of buildings, in particular to a pre-closed double waterproof structure for a post-cast strip, which comprises a prefabricated casting frame, wherein through holes are sequentially formed in two sides of an inner cavity of the prefabricated casting frame from front to back, reinforcing steel bars are inserted into the inner cavity of each through hole, a front sealing cover is arranged on the front side of the prefabricated casting frame, a back sealing cover is arranged on the back side of the prefabricated casting frame, and an upper sealing cover is arranged at the top of the prefabricated casting frame; through setting up waterproof construction, by the joint cooperation between dop and the draw-in groove, constructor exerts the atress through screwing up the head, the screw thread transmission cooperation through lead screw and thread bush again, thereby drive the reinforcing bar of side shrouding in to the side concrete prefabricated part by the lock piece and carry out spacing locking, improve the whole steadiness in area is pour to the post-cast strip, the side shrouding also drives shrouding and lower shrouding in step simultaneously and adjusts to the optimum position, pour the district to the post-cast strip and realize dual pouring and seal the operation, improve the whole closed waterproof nature in area is pour to the post-cast strip.

Description

Post-cast strip is with dual waterproof structure of pre-sealing

Technical Field

The utility model relates to a building field, very much relate to a post-cast strip is with dual waterproof structure of pre-sealing.

Background

The post-cast strip is a concrete strip reserved at corresponding positions of a foundation slab, a wall and a beam according to design or construction specification requirements for preventing harmful cracks possibly generated by uneven self shrinkage or uneven settlement of a cast-in-place reinforced concrete structure in building construction, temporarily divides the structure into a plurality of parts, pours and smashes construction joint concrete after a plurality of times after the internal shrinkage of a member, and connects the structure into an integral zone.

In the constructor pours the work progress to the post-cast strip, be simple and easy steel bar structure mostly, can not carry out spacing while to the reinforcing bar in the concrete prefabricated component of both sides, carry out dual water repellent to it again, lead to the post-cast strip to pour and accomplish the back, can't bear the prefab because external environment and self produced stress, lead to the post-cast strip to pour regional fracture crack that appears, influence the holistic structural stability of concrete prefabricated component, also reduce the sealed water-proof effects of post-cast strip pouring region simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a post-cast strip is with dual waterproof structure of pre-sealing in order to solve above-mentioned problem, improve and pour the work progress at constructor to the post-cast strip, most be simple and easy steel bar structure, when can not carry out spacingly to the reinforcing bar in the both sides concrete prefabricated part, carry out dual water repellent's problem to it again.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a post-cast strip is with dual waterproof structure of pre-sealing, including prefabricated frame of pouring, the both sides of prefabricated frame inner chamber of pouring have all seted up the through-hole after to in the past in proper order, and the inner chamber of through-hole inserts and be equipped with the reinforcing bar, the front of prefabricated frame of pouring is provided with preceding closing cap, the back of prefabricated frame of pouring is provided with back closing cap, the top of prefabricated frame of pouring is provided with the closing cap, the inner chamber packing of prefabricated frame of pouring has the concrete, the inner chamber of prefabricated frame of pouring is provided with the waterproof construction who uses with the concrete cooperation.

Preferably, waterproof construction includes the lead screw, the lead screw sets up the positive fixedly connected with dop of the center department and lead screw of prefabricating the frame of pouring, the front of lead screw is provided with the back of screwing up head and screwing up the head and sets up with dop joint complex draw-in groove, the surface of lead screw all articulates in the past to the both sides that back threaded connection has thread bush and thread bush in proper order has the lock piece, the lock piece is kept away from one side that the thread bush articulated have the top and the bottom of side seal board and side seal board respectively fixedly connected with go up shrouding and lower shrouding.

Preferably, the front surface of the tightening head is provided with a hexagonal groove, and the upper sealing plate and the lower sealing plate are distributed along the center of the screw rod in an axisymmetric state.

Preferably, one side of the side sealing plate far away from the screw rod is fixedly connected with a hanging lug from the front to the back in sequence, and one side of the hanging lug far away from the hanging lug is welded with the inner side of the steel bar by hanging a hook in the inner cavity of the hanging lug.

Preferably, the periphery of the upper sealing plate and the periphery of the lower sealing plate away from the screw rod are fixedly connected with limit clamping seats, and inner cavities of the limit clamping seats are clamped with limit clamping blocks.

Preferably, the top and the bottom of the limiting clamping block far away from the limiting clamping seat are respectively and fixedly connected with an upper sealing wire mesh and a lower sealing wire mesh, and the cross-sectional areas of the upper sealing wire mesh and the lower sealing wire mesh are the same.

Preferably, the prefabricated pouring frame and one side, opposite to the upper sealing cover, of the prefabricated pouring frame are clamped with a waterproof frame, and a water guide groove is formed in the center of the top of the upper sealing cover.

The utility model has the advantages that: through setting up waterproof construction, by the joint cooperation between dop and the draw-in groove, constructor exerts the atress through screwing up the head, the screw drive cooperation through lead screw and thread bush again, thereby drive the reinforcing bar of side shrouding in to the side concrete prefabricated component by the lock piece and carry out spacing locking, improve the whole steadiness in post-cast strip pouring area, the side shrouding also drives simultaneously shrouding and down the shrouding and adjust to the optimum position, realize dual pouring sealing operation in post-cast strip pouring area, improve the whole sealing waterproof nature in post-cast strip pouring area, prolong the whole service life in post-cast strip pouring area.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a structural top sectional view of the prefabricated casting frame of the present invention;

FIG. 3 is a partial front view of the structure of the waterproof structure of the present invention;

fig. 4 is the front view of the structure of the hanging lug, the hook and the steel bar of the utility model.

In the figure: 1. prefabricating a pouring frame; 2. reinforcing steel bars; 3. a front cover; 4. sealing the cover; 5. an upper sealing cover; 6. a waterproof structure; 61. a screw rod; 62. clamping a head; 63. tightening a head; 64. a card slot; 65. a threaded sleeve; 66. a locking member; 67. side sealing plates; 68. an upper sealing plate; 69. a lower sealing plate; 7. hanging a lug; 8. hooking; 9. a limiting clamping seat; 10. a limiting clamping block; 11. upper sealing silk screen; 12. a lower sealing wire mesh; 13. a waterproof frame; 14. a water chute.

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.

In the specific implementation: as shown in figures 1-4, a pre-closed double waterproof structure for a post-cast strip comprises a pre-cast frame 1, a waterproof frame 13 is clamped on one opposite side of the pre-cast frame 1 and an upper sealing cover 5, the sealing effect between the pre-cast frame 1 and the upper sealing cover 5 is enhanced, leakage at the joint position of the pre-cast frame 1 and the upper sealing cover 5 is avoided, through holes are sequentially formed in the two sides of the inner cavity of the pre-cast frame 1 from front to back, reinforcing steel bars 2 are inserted into the inner cavity of the through holes, a front sealing cover 3 is arranged on the front surface of the pre-cast frame 1, a rear sealing cover 4 is arranged on the back surface of the pre-cast frame 1, the upper sealing cover 5 is arranged on the top of the pre-cast frame 1, a water guide groove 14 is formed in the center of the top of the upper sealing cover 5, rainwater in the top area of the upper sealing cover 5 can be guided, rainwater is prevented from gathering and leaking at the top of the upper sealing cover 5, and concrete is filled in the inner cavity of the pre-cast frame 1, the inner cavity of the prefabricated casting frame 1 is provided with a waterproof structure 6 matched with concrete for use.

As shown in fig. 2 and 3, the waterproof structure 6 includes a screw rod 61, the screw rod 61 is disposed at the center of the precast pouring frame 1, a chuck 62 is fixedly connected to the front of the screw rod 61, a tightening head 63 is disposed on the front of the screw rod 61, a slot 64 engaged with the chuck 62 is disposed on the back of the tightening head 63, a hexagonal groove is disposed on the front of the tightening head 63, so that a constructor can conveniently use a hexagonal wrench to operate the tightening head 63, a thread sleeve 65 is sequentially and threadedly connected to the surface of the screw rod 61 from front to back, locking members 66 are respectively and threadedly connected to both sides of the thread sleeve 65, a side sealing plate 67 is hinged to one side of the locking member 66 away from the thread sleeve 65, an upper sealing plate 68 and a lower sealing plate 69 are respectively and fixedly connected to the top and the bottom of the side sealing plate 67, a hanging lug 7 is sequentially and fixedly connected to one side of the side sealing plate 67 away from the screw rod 61 from front to back, a hanging hook 8 is hung in an inner cavity of the hanging lug 7, and one side of the hanging lug 8 is welded to the inner side of the steel bar 2, can hang to the reinforcing bar 2 and establish spacing processing, strengthen the whole spacing tightening up effect of prefabricated frame 1 of pouring, go up shrouding 68 and lower shrouding 69 and all be the distribution of axial symmetry state along the center department of lead screw 61, can seal the bearing processing to prefabricated frame 1 top and below region of pouring, by the joint cooperation between dop 62 and the draw-in groove 64, the constructor exerts the atress through screwing up head 63, the screw drive cooperation of rethread lead screw 61 and thread bush 65, thereby drive side shrouding 67 by locking piece 66 and carry out spacing locking to reinforcing bar 2 in the lateral concrete prefab, the whole steadiness in area is pour to the post-cast area is improved, simultaneously side shrouding 67 also drives shrouding 68 and lower shrouding 69 in step and adjusts to the optimum position, pour the district to the post-cast and realize dual closed operation.

As shown in fig. 2 and 3, the periphery of the upper sealing plate 68 and the periphery of the lower sealing plate 69, which are far away from the screw rod 61, are fixedly connected with limit clamping seats 9, the inner cavity of each limit clamping seat 9 is connected with a limit clamping block 10, the upper sealing wire mesh 11 and the lower sealing wire mesh 12 can be rapidly installed and disassembled, the top and the bottom of each limit clamping block 10, which are far away from the limit clamping seat 9, are respectively fixedly connected with the upper sealing wire mesh 11 and the lower sealing wire mesh 12, the cross sectional areas of the upper sealing wire mesh 11 and the lower sealing wire mesh 12 are the same, the upper sealing wire mesh 11 and the lower sealing wire mesh 12 pass through, when the upper side and the lower side of the prefabricated casting frame 1 are sealed, the overall structural firmness of the prefabricated casting frame 1 is also enhanced, and the overall compression resistance and stress resistance effects of the prefabricated casting frame 1 are enhanced.

When the utility model is used, a constructor pours the prefabricated casting frame 1 at the joint between two prefabricated concrete members in advance, then the constructor welds and respectively welds the side sealing plates 67 and the steel bars 2, then the constructor hangs the hooks 8 on the steel bars 2 in the hanging lugs 7, then the constructor inserts the clamping grooves 64 behind the tightening heads 63 to the surface of the clamping head 62, the constructor rotates the screw rod 61 by using a hexagonal wrench, the screw rod 61 drives the plurality of thread sleeves 65 to synchronously rotate, the plurality of thread sleeves 65 are synchronously tightened and adjusted inwards by the plurality of groups of locking pieces 66, so that the plurality of groups of side sealing plates 67 are driven by the plurality of groups of locking pieces 66 to contract inwards, the plurality of groups of side sealing plates 67 drive the steel bars 2 to tighten and limit inwards by the hooks 8 and the hanging lugs 7, meanwhile, the plurality of groups of side sealing plates 67 synchronously drive the plurality of groups of upper sealing plates 68 and the plurality of groups of lower sealing plates 69 to tighten inwards, then the constructor detaches the tightening head 63 again, and correspondingly blocks the limiting clamping block 10 into the limiting clamping seat 9, the upper sealing wire mesh 11 and the lower sealing wire mesh 12 can be clamped and positioned, then the constructor injects concrete into the prefabricated casting frame 1 again, finally the front, the rear and the upper parts of the prefabricated casting frame 1 after casting are subjected to integral sealing treatment through the front sealing cover 3, the rear sealing cover 4 and the upper sealing cover 5, and the waterproof frame 13 performs auxiliary sealing treatment between the upper sealing cover 5 and the prefabricated casting frame 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a post-cast strip is with dual waterproof structure of pre-sealing, pours frame (1) including the prefabrication, its characterized in that: the prefabricated casting frame is characterized in that through holes are sequentially formed in the two sides of an inner cavity of the prefabricated casting frame (1) from the front to the back, reinforcing steel bars (2) are inserted into the inner cavity of the through holes, a front sealing cover (3) is arranged on the front side of the prefabricated casting frame (1), a back sealing cover (4) is arranged on the back side of the prefabricated casting frame (1), an upper sealing cover (5) is arranged at the top of the prefabricated casting frame (1), concrete is filled in the inner cavity of the prefabricated casting frame (1), and a waterproof structure (6) matched with the concrete for use is arranged in the inner cavity of the prefabricated casting frame (1).

2. The pre-closed double waterproof structure for the post-cast strip according to claim 1, characterized in that: waterproof construction (6) include lead screw (61), lead screw (61) set up at the prefabricated center department of pouring frame (1) and positive fixedly connected with dop (62) of lead screw (61), the front of lead screw (61) is provided with the back of screwing up head (63) and offers and block complex draw-in groove (64) with dop (62) joint, the surface of lead screw (61) is from preceding to back in proper order that threaded connection has thread bush (65) and the both sides of thread bush (65) all articulated to have locking piece (66), one side that locking piece (66) kept away from thread bush (65) articulates has side seal board (67) and side seal board (67) top and bottom respectively fixedly connected with go up shrouding (68) and lower shrouding (69).

3. The pre-closed double waterproof structure for the post-cast strip according to claim 2, characterized in that: the front surface of the tightening head (63) is provided with a hexagonal groove, and the upper sealing plate (68) and the lower sealing plate (69) are distributed along the center of the screw rod (61) in an axisymmetric state.

4. The pre-closed double waterproof structure for the post-cast strip according to claim 2, wherein: one side of lead screw (61) is kept away from in side shrouding (67) is from preceding fixedly connected with hangers (7) to back in proper order, the inboard welding of one side and reinforcing bar (2) that hangers (8) and couple (8) kept away from hangers (7) is hung to the inner chamber of hangers (7).

5. The pre-closed double waterproof structure for the post-cast strip according to claim 2, characterized in that: the periphery of the upper sealing plate (68) and the periphery of the lower sealing plate (69) far away from the screw rod (61) are fixedly connected with limiting clamping seats (9), and inner cavities of the limiting clamping seats (9) are clamped with limiting clamping blocks (10).

6. The pre-closed double waterproof structure for the post-cast strip according to claim 5, wherein: the top and the bottom of the limiting clamping block (10) far away from the limiting clamping seat (9) are respectively and fixedly connected with an upper sealing wire mesh (11) and a lower sealing wire mesh (12), and the cross sectional areas of the upper sealing wire mesh (11) and the lower sealing wire mesh (12) are the same.

7. The pre-closed double waterproof structure for the post-cast strip according to claim 1, wherein: the prefabricated casting frame (1) and one side, opposite to the upper sealing cover (5), of the prefabricated casting frame are clamped with a waterproof frame (13), and a water guide groove (14) is formed in the center of the top of the upper sealing cover (5).