CN218912264U - A split-type wall-penetrating water-stop screw - Google Patents

Abstract

The utility model discloses a split-type wall-penetrating water-stop screw, which comprises an inner screw and a clamping mechanism. The middle parts of both ends of the inner screw are provided with a combination mechanism for split installation, and the clamping mechanism for assisting locking The tightening mechanism is installed outside the front end of the combined mechanism, and the two sides inside the combined mechanism are provided with laminating mechanisms for strengthening the water stop. Compared with the existing device, the split-type wall-penetrating water-stop screw is welded with carbon dioxide protection through the water-stop plate, which can make the whole water-stop screw play the role of water-blocking and anti-corrosion. Through the third thread, the stainless steel The screw-on cover of the material is screwed and pressed on the front and rear sides of the water stop plate, so that the water stop plate can be supported and strengthened. Through the fitting ring, the tightness and sealing performance of the screw cover after fitting can be improved, so as to Therefore, when the water stop plate is subjected to impact force, there will be no possibility of deformation and breakage, which is conducive to ensuring long-term stable water stop and improving the service life of the water stop screw.

Description

A split-type wall-penetrating water-stop screw

technical field

The utility model relates to the technical field of water-stop screws, in particular to a split-type wall-penetrating water-stop screw.

Background technique

The water stop screw is generally used in the pouring of shear walls and civil defense walls to fix the formwork and as a formwork reinforcement tool to control the thickness of concrete pouring.

For example, a water-stop screw with application number CN201921473877.7 includes a water-stop screw. The water-stop screw is composed of a middle screw, a No. 1 screw connected with a No. 2 screw, and a water-stop piece is welded at the center of the middle screw. The utility model is connected by the external thread at one end of the No. 1 screw and the No. 2 screw, and the external thread is connected with the internal thread, so it is not easy to loosen and slip when in use; the water-stop sheet welded and connected at the center of the middle screw is used for When pouring the concrete of the wall or column, it can prevent the mold from bursting, and because the water-stop screw passes through the wall, the water easily penetrates along the No. 1 screw and the No. 2 screw. When the water penetrates into the water-stop, the water-stop Block the water and play a waterproof role; the use of stainless steel for the water-stop sheet can improve the corrosion resistance and water resistance of the water-stop sheet, and improve the overall service life.

Similar to the above-mentioned application, there are still disadvantages at present: the strength of the center water stop is poor during use, so that deformation and cracking are prone to occur when pouring through the wall, thereby making the water stop effect worse.

Utility model content

The purpose of this utility model is to provide a split-type wall-penetrating water-stop screw to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a split-type wall-penetrating water-stop screw, including an inner screw and a clamping mechanism. The clamping mechanism for auxiliary locking is installed on the outside of the front end of the combination mechanism, and the inside of the combination mechanism is provided with a fitting mechanism for strengthening the water stop, and the middle part of the surface of the inner screw is installed with a water stop for anti-deformation mechanism, and the water stop mechanism includes a water stop plate, a twist cover, a third thread and a fitting ring, the front and rear ends of the water stop plate are equipped with a screw cover, and the inner surface of the screw cover is provided with a third thread , a fitting ring is provided in the middle of one side of the screw cap.

Preferably, the combined mechanism includes a tapered sleeve and an external screw, and the external screw is installed in the middle of the front end of the tapered sleeve.

Preferably, the combined mechanism further includes a first thread, and the first thread is arranged on the surface side of the external screw.

Preferably, the combined mechanism further includes a second thread, and the second thread is arranged on the other side of the surface of the external screw.

Preferably, the clamping mechanism includes a ferrule and a lock nut, and a lock nut is provided in the rear middle of the ferrule.

Preferably, the bonding mechanism includes a positioning ring, a first bonding plate and a first sealing ring, the outer front end surface of the positioning ring is fixed with the first bonding plate, and the middle part of the surface of the first bonding plate is provided with a first sealing ring. lock up.

Preferably, the bonding mechanism further includes a second patch and a second sealing ring, the second patch is fixed in the middle of the rear surface of the tapered sleeve, and the middle of the surface of the second patch is provided with a second sealing ring .

Compared with the prior art, the utility model provides a split-type wall-penetrating water-stop screw, which has the following beneficial effects: the water-stop screw can be disassembled and assembled independently during use, so that it can be recycled and utilized at the same time , it is also possible to replace the damaged parts separately, which is beneficial to save costs, and while improving the water-stop effect, it can avoid the problem of rusting at the interface and make it difficult to disassemble later, and it is also conducive to ensuring long-term stable water-stop and Improve the service life of the water stop screw.

1. The utility model can twist and disassemble the outer screw rod and the inner screw rod at both ends through the tapered sleeve and the first thread, so that the integral water-stop screw can form a split type, and then can be independently used in the subsequent use. It can be disassembled and assembled, so that the damaged parts can be replaced separately while recycling, which is beneficial to save costs. Through the second thread, it has a reverse pattern with the first thread, so that the second thread When the front end of the screw is twisted, the outer screw will not be loosened;

2. The utility model uses a ferrule and a lock nut, both of which are made of hard plastic, so that it is beneficial to reduce the use of metal during use, and make the whole lighter in weight. Through the positioning ring, it can be twisted Position the in-depth position during installation to avoid the problem of uneven installation of the inner screw and outer screw and cause instability. Through the first plate and the first sealing ring, as well as the second plate and the second sealing ring, respectively. The tapered sleeve and its internal threaded joints are sealed, so as to improve the water-stop effect and avoid the problem of rusting at the tapered sleeve joint, which makes it difficult to disassemble later;

3. The utility model uses the water stop plate, which is welded with carbon dioxide protection, so that the integral water stop screw can play the role of water blocking and anti-corrosion. Through the third thread, the stainless steel twist cover can be twisted and pressed on the water stop The front and rear sides of the plate can support and strengthen the water stop plate. Through the fitting ring, the tightness and sealing performance of the screw cover can be improved, so that it will not occur when the water stop plate is impacted. The possibility of deformation and fracture is beneficial to ensure long-term stable water stop and improve the service life of the water stop screw.

Description of drawings

Figure 1 is a schematic view of the internal structure of a split-type wall-penetrating water-stop screw as a whole in front view of the utility model;

Fig. 2 is a schematic diagram of the internal structure of a split-type wall-penetrating water-stop screw tapered sleeve of the utility model;

Fig. 3 is a schematic diagram of the enlarged structure at A in Fig. 1 of a split-type wall-penetrating water-stop screw of the present invention;

Fig. 4 is a three-dimensional structural schematic diagram of a split-type wall-penetrating water-stop screw tapered sleeve of the utility model.

In the figure: 1, internal screw; 2, combination mechanism; 201, tapered sleeve; 202, external screw; 203, first thread; 203, second thread; 3, clamping mechanism; 301, ferrule; 302, lock Tightening nut; 4, fitting mechanism; 401, positioning ring; 402, the first board; 403, the first sealing ring; 404, the second board; 405, the second sealing ring; 5, water stop mechanism; 501, Water stop plate; 502, twist cover; 503, third thread; 504, fitting ring.

Detailed ways

The implementation of the present utility model will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

As shown in Figure 1, a split-type wall-penetrating water-stop screw includes an inner screw 1 and a clamping mechanism 3. The middle of both ends of the inner screw 1 is provided with a combination mechanism 2 for split installation. The combination mechanism 2 includes a conical Cover 201 and external screw rod 202, and the front end middle part of tapered sleeve 201 is equipped with external screw rod 202, combined mechanism 2 also includes first thread 203, and first thread 203 is arranged on the surface side of external screw rod 202, combined mechanism 2 also includes The second thread 204, and the second thread 204 is arranged on the other side of the surface of the outer screw 202, through the tapered sleeve 201 and the first thread 203, the outer screw 202 at both ends and the inner screw 1 can be twisted and disassembled, As a result, the integral water-stop screw forms a split type, and then can be disassembled and assembled independently during subsequent use, so that the damaged parts can be replaced separately while recycling, which is beneficial to save costs. The second thread 204, which is a reverse pattern with the first thread 203, so that the outer screw rod 202 will not be loosened when the front end of the second thread 204 is twisted;

As shown in Figure 1-4, the clamping mechanism 3 for auxiliary locking is installed outside the front end of the combination mechanism 2, and the two sides of the combination mechanism 2 are provided with a fitting mechanism 4 for strengthening the water-stop, the clamping mechanism 3 It includes a ferrule 301 and a lock nut 302, and the rear middle part of the ferrule 301 is provided with a lock nut 302, through the ferrule 301 and the lock nut 302, both of which are made of hard plastic, which is beneficial to use To reduce the use of metal, and make the whole more lightweight, the fitting mechanism 4 includes a positioning ring 401, a first patch 402 and a first sealing ring 403, the outer front end surface of the positioning ring 401 is fixed with the first patch 402, and The middle part of the surface of the first sticking plate 402 is provided with a first sealing ring 403, and the bonding mechanism 4 also includes a second sticking plate 404 and a second sealing ring 405, and the second sticking plate 404 is fixed on the rear surface middle part of the tapered sleeve 201, And the middle part of the surface of the second sticking board 404 is provided with a second sealing ring 405, through the positioning ring 401, the deep position can be positioned when screwing and installing, so as to avoid the uneven distribution of the inner screw 1 and the outer screw 202 caused by uneven installation. For the problem of firmness, through the first veneer 402 and the first sealing ring 403 and the second veneer 404 and the second sealing ring 405, the tapered sleeve 201 and the threaded joint inside it can be sealed respectively, so that the While improving the water-stop effect, avoiding the problem of rusting at the interface of the tapered sleeve 201 and making it difficult to disassemble later, a water-stop mechanism 5 for anti-deformation is installed in the middle of the surface of the inner screw 1, and the water-stop mechanism 5 includes a water-stop Disc 501, screw cap 502, third thread 503 and fitting ring 504, the outer front and rear ends of water stop disc 501 are equipped with twist cap 502, and the inner surface of twist cap 502 is provided with third thread 503, twist The middle part of one side of the cover 502 is provided with a fitting ring 504. Through the water stop plate 501, it is welded with carbon dioxide protection, which can make the overall water stop screw play the role of water resistance and corrosion resistance. Through the third thread 503, the stainless steel The screw cover 502 is screwed and pressed on the front and rear sides of the water stop plate 501, so that the water stop plate 501 can be supported and strengthened, and the tightness and sealing after the screw cover 502 is bonded can be improved through the fitting ring 504 In this way, when the water stop plate 501 is subjected to an impact force, there will be no possibility of deformation and breakage, which is beneficial to ensure long-term stable water stop and improve the service life of the water stop screw.

Working principle: When using the water-stop screw, firstly, through the tapered sleeve 201 and the first thread 203, the outer screw 202 at both ends and the inner screw 1 can be twisted and disassembled, so that the whole water-stop screw forms a split type , and then can be independently disassembled during subsequent use, and then through the second thread 204, which is a reverse pattern with the first thread 203, so that the outer screw 202 will not be damaged when the front end of the second thread 204 is screwed. Loosen, at this time through the ferrule 301 and the lock nut 302, both of which are made of hard plastic, so that it is beneficial to reduce the use of metal during use, and make the whole lighter in weight, and then through the positioning ring 401, you can When screwing and installing, locate the deep position to avoid the uneven distribution of the inner screw 1 and the outer screw 202 and cause infirmity, and then pass the first sticking plate 402 and the first sealing ring 403 and the second sticking plate 404 and the second sticking plate 404 The second sealing ring 405 can respectively make the tapered sleeve 201 and the internal thread joints to be sealed, thereby improving the water-stopping effect while avoiding the rust at the interface of the tapered sleeve 201 and making it difficult to disassemble later. When passing through the water stop plate 501, it is welded with carbon dioxide protection, which can make the overall water stop screw play the role of water blocking and anti-corrosion, and then through the third thread 503, the screw cover 502 made of stainless steel can be twisted and pressed on the water stop The front and rear sides of the plate 501 can support and strengthen the water stop plate 501. Finally, the bonding ring 504 can improve the tightness and sealing performance of the twisted cover 502 after bonding, so that the water stop plate 501 is protected There is no possibility of deformation and fracture when impacted.

The embodiments of the invention have been presented for purposes of illustration and description, but are not intended to be exhaustive or to limit the invention to the forms disclosed. Many modifications and changes will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to better explain the principle and practical application of the invention, and to enable those of ordinary skill in the art to understand the invention and design various embodiments with various modifications suitable for particular purposes.

Claims (7)

1. The utility model provides a split type wall sealing screw, includes interior screw rod (1) and chucking mechanism (3), its characterized in that, the both ends middle part of interior screw rod (1) is provided with combined mechanism (2) that are used for split installation for supplementary locking chucking mechanism (3) are installed in the front end outside of combined mechanism (2), and combined mechanism (2) inside both sides are provided with laminating mechanism (4) that are used for strengthening the stagnant water, the surface mid-mounting of interior screw rod (1) has stagnant water mechanism (5) that are used for anti-deformation, and stagnant water mechanism (5) include water dish (501), twist lid (502), third screw thread (503) and laminating circle (504), twist lid (502) are installed to the outside front and back end of stagnant water dish (501), and twist the internal surface of moving lid (502) and be provided with third screw thread (503), twist one side middle part of moving lid (502) and be provided with laminating circle (504).

2. The split through-wall water stop screw according to claim 1, wherein the combination mechanism (2) comprises a conical sleeve (201) and an outer screw (202), and the outer screw (202) is installed in the middle of the front end of the conical sleeve (201).

3. A split through-the-wall water stop screw according to claim 2, wherein the combination mechanism (2) further comprises a first thread (203), and the first thread (203) is provided on the surface side of the outer screw (202).

4. A split through-the-wall water stop screw according to claim 2, wherein the combination mechanism (2) further comprises a second thread (204), and the second thread (204) is provided on the other side of the surface of the outer screw (202).

5. The split through-wall water stop screw according to claim 1, wherein the clamping mechanism (3) comprises a clamping sleeve (301) and a locking nut (302), and the locking nut (302) is arranged in the middle of the rear of the clamping sleeve (301).

6. The split type through-wall water stop screw rod according to claim 2, wherein the attaching mechanism (4) comprises a positioning ring (401), a first flitch (402) and a first sealing ring (403), the first flitch (402) is fixed on the surface of the front end of the outer side of the positioning ring (401), and the first sealing ring (403) is arranged in the middle of the surface of the first flitch (402).

7. The split through-wall water stop screw according to claim 6, wherein the attaching mechanism (4) further comprises a second attaching plate (404) and a second sealing ring (405), the second attaching plate (404) is fixed in the middle of the rear surface of the conical sleeve (201), and the second sealing ring (405) is arranged in the middle of the surface of the second attaching plate (404).

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