CN219035815U - Outer wall antiseep structure containing through-wall pipeline - Google Patents

Abstract

The application discloses an outer wall antiseep structure containing a wall penetrating pipeline relates to the technical field of house building antiseepage, and improves the problem that a gap formed on a wall body easily leaks when the wall penetrating pipeline is installed; the second seepage prevention component comprises a second seepage prevention piece and a second matching piece, the second seepage prevention piece is arranged in the perforation in a penetrating way, and the second matching piece is sleeved on the wall penetrating pipeline; and a plurality of filling holes are formed in the first matching piece, and filling materials for seepage prevention are filled in the through holes. The leakage probability of the gap between the through-wall pipeline and the wall body can be effectively reduced.

Description

Outer wall antiseep structure containing through-wall pipeline

Technical Field

The application relates to the technical field of house building seepage prevention, in particular to an outer wall seepage prevention structure containing a wall penetrating pipeline.

Background

In building construction, when facilities such as exhaust fan, air conditioner, drainage pipeline, electric wire pipeline are installed again, often need let the pipeline pass the wall body and stretch to the outdoor, therefore partial pipeline need wear the wall body and install.

In the process of punching the wall, constructors cannot ensure that the sizes of the holes formed by punching the wall and the wall-through pipelines are completely matched, so that the wall-through pipelines cannot be in sealing fit with the wall after being installed by penetrating the wall. In addition, in order to facilitate the installation of the through-wall pipeline, the radial dimension of the hole on the wall body is required to be specially processed to be slightly larger than that of the through-wall pipeline, so that a larger gap is formed between the through-wall pipeline and the wall body after the through-wall pipeline is installed, and leakage is easy to occur. Therefore, in the construction process of building construction, there is a need for an anti-leakage structure capable of effectively performing anti-leakage on an outer wall including a through-wall pipe.

Disclosure of Invention

In order to solve the problem that a gap formed on a wall body is easy to leak when a through-wall pipeline is installed, the application provides an outer wall anti-leakage structure containing the through-wall pipeline.

The application provides an outer wall antiseep structure that contains through-wall pipeline adopts following technical scheme:

the utility model provides an outer wall antiseep structure that contains wall pipeline, includes wall body and wall pipeline, offer on the wall body and supply the perforation that wall pipeline passed, still include first prevention of seepage subassembly and second prevention of seepage subassembly, first prevention of seepage subassembly is close to in the house, second prevention of seepage subassembly is close to outdoors, first prevention of seepage subassembly and second prevention of seepage subassembly are the shutoff of the both ends of perforation respectively, first prevention of seepage subassembly includes first prevention of seepage spare and first cooperation spare, first prevention of seepage spare wears to locate in the perforation, first cooperation spare cover is located on the wall pipeline, first prevention of seepage spare cover is located on the first cooperation spare; the second seepage prevention component comprises a second seepage prevention piece and a second matching piece, the second seepage prevention piece is arranged in the perforation in a penetrating mode, the second matching piece is sleeved on the wall penetrating pipeline, and the second seepage prevention piece is sleeved on the second matching piece; the first matching piece is provided with a plurality of filling holes, the filling holes are communicated with the perforation and the indoor space, and the perforation is filled with a filling material for seepage prevention.

By adopting the technical scheme, the first anti-seepage member is inserted into the perforation to determine the installation position of other components of the first anti-seepage assembly, the second anti-seepage member is inserted into the perforation to determine the installation position of other components of the second anti-seepage assembly, the first matching member is matched with the first anti-seepage member, the second matching member is matched with the second anti-seepage member, the wall penetrating pipe penetrates through the perforation and is matched with the first matching member and the second matching member in a penetrating way, at the moment, the first matching member is matched with the first anti-seepage member, so that the probability of leakage of a gap between the wall penetrating pipe and a wall body at a position close to an indoor can be reduced, and the probability of leakage of a gap between the wall penetrating pipe and the wall body at a position close to an outdoor can be reduced by the second matching member and the second anti-seepage member; and after filling the filler into the perforation through the filling hole, the filler can fill other spaces in the perforation, so that the leakage probability of gaps between the wall penetrating pipeline and the wall body is further reduced.

Optionally, one end of the first seepage prevention piece is provided with a first limiting part, one end of the first matching part is provided with a first abutting part, the first limiting part abuts against the end face, close to the interior, of the wall body, and the first abutting part abuts against the first limiting part and is fixedly connected with the first limiting part; the one end of second prevention of seepage spare has the spacing portion of second, the one end of second cooperation spare has the second butt portion, the wall body has seted up first joint groove on the terminal surface that self is close to the outdoor, the second joint groove has been seted up on the second prevention of seepage spare, the spacing portion of second with the wall body is close to the outdoor terminal surface counterbalance and card income in the first joint groove, the second butt portion with the spacing portion counterbalance of second and card income in the second joint groove, the terminal surface of the spacing portion of second and the terminal surface of second butt portion all with the wall body is close to the terminal surface of the outdoor.

By adopting the technical scheme, the first limiting part and the first abutting part can facilitate constructors to determine the installation positions of the first anti-seepage component and the first matching component on the wall body, and the second limiting part and the second abutting part can facilitate constructors to determine the installation positions of the second anti-seepage component and the second matching component on the wall body, so that the first anti-seepage component and the second anti-seepage component are convenient to install; in addition, after the second anti-seepage component is installed, the end faces of the second anti-seepage component and the second matching component are flush with the end face, close to the outside, of the wall body, the phenomenon that water drops on the end face, close to the outside, of the wall body stay on the second anti-seepage component or the second matching component for a long time can be reduced, so that the probability that the water drops leak in gaps between the second anti-seepage component and the wall body or between the second matching component and the second anti-seepage component is reduced, corrosion of the water drops on the second anti-seepage component and the second matching component can be reduced, and the service lives of the second anti-seepage component and the second matching component are prolonged.

Optionally, one end of the first impermeable member and one end of the second impermeable member penetrating the perforation are elastic and inclined, the first matching member is in threaded connection with the first impermeable member, and the first matching member drives one end of the first impermeable member penetrating the perforation to abut against the wall of the perforation; the second matching piece is also in threaded connection with the second seepage prevention piece, and the second matching piece drives the second seepage prevention piece to penetrate into one end of the perforation to prop against the wall of the perforation.

Through adopting above-mentioned technical scheme, can make things convenient for the installation of first prevention of seepage spare and second prevention of seepage spare on the wall body, at the in-process of installing first cooperation spare and second cooperation spare through threaded connection complex mode, first cooperation spare can drive first prevention of seepage spare to penetrate the part in the perforation and take place elastic deformation until the fenestrate pore wall supports tightly plays the prevention of seepage effect, the second cooperation spare also can drive second prevention of seepage spare to penetrate the part in the perforation and take place elastic deformation until the fenestrated pore wall supports tightly and plays the prevention of seepage effect, improves first prevention of seepage spare and second prevention of seepage spare to the reliability of prevention of seepage.

Optionally, a plurality of first auxiliary grooves which are convenient for the first auxiliary grooves to be matched with the first impermeable piece in a threaded connection manner are formed in the end face, close to the room, of the first matching piece, and a plurality of second auxiliary grooves which are convenient for the second auxiliary grooves to be matched with the second impermeable piece in a threaded connection manner are formed in the end face, close to the room, of the second matching piece.

Through adopting above-mentioned technical scheme, constructor inserts the instrument in first auxiliary tank/the second auxiliary tank can conveniently control first cooperation piece/second cooperation piece rotate accomplish with the threaded connection cooperation of first prevention of seepage piece/second prevention of seepage piece, improves constructor's efficiency of construction.

Optionally, the second impermeable member and the second matching member are both provided with a plurality of flow guiding convex strips on the end face close to the outside, and the flow guiding convex strips guide the water flow of the wall body close to the outside surface.

Through adopting above-mentioned technical scheme, when the wall body is close to the water droplet on the outdoor surface and flows to second prevention of seepage spare or second cooperation spare, the water droplet can flow away rapidly under the guide of water conservancy diversion sand grip to effectively prevent that the water droplet from stopping, and then reduce the infiltration and alleviate the erosion of water to second prevention of seepage spare and second cooperation spare simultaneously.

Optionally, the first anti-seepage assembly further comprises a first sealing member, the first sealing member is fixedly connected with the first matching member, the first sealing member is located on one side, close to the wall penetrating pipeline, of the first matching member, a plurality of sealing strips are arranged on the first sealing member, the sealing strips are propped against the surface of the wall penetrating pipeline, and the wall penetrating pipeline drives a plurality of sealing strips to elastically deform.

Through adopting above-mentioned technical scheme, form interference fit between wall pipeline and the first sealing member, a plurality of sealing strips all can play better sealed effect for the probability that the gap between wall pipeline and the first fitting takes place the seepage greatly reduced improves the prevention of seepage effect of first prevention of seepage subassembly.

Optionally, the sealing strip is the cockscomb structure, the tooth point of sealing strip is located its one end that is close to the outdoor.

Through adopting above-mentioned technical scheme, the wall pipeline is installed along the zigzag structure of sealing strip, can conveniently wear out the wall body after penetrating the perforation from indoor in the wall pipeline, and a plurality of sealing strips all can play sealed effect after the wall pipeline installation, and the wall pipeline is difficult to remove towards being close to indoor direction this moment to improve the position stability after the wall pipeline penetrates.

Optionally, the second anti-seepage assembly further comprises a second sealing member, the second sealing member is fixedly connected with the second matching member, the second sealing member is located at one side, close to the wall penetrating pipeline, of the second matching member, the second sealing member is provided with a contact surface propped against the wall penetrating pipeline, the contact surface is an inclined surface, and the radial dimension of one end, close to the room, of the contact surface is the largest.

Through adopting above-mentioned technical scheme, the wall pipeline passes the perforation and forms the cooperation with first prevention of seepage subassembly after installing second cooperation spare again and the wall pipeline forms the cooperation, and the radial dimension in space that the second sealing member supplies the wall pipeline to pass reduces gradually, makes things convenient for the wall pipeline to begin to penetrate, along with the part of penetrating increases gradually, and the sealing effect that the second sealing member played to the wall pipeline strengthens gradually, and the sealing effect that the second sealing member played to the wall pipeline is strongest after second cooperation spare and second prevention of seepage spare threaded connection are accomplished.

Optionally, the first anti-seepage component further comprises a plurality of plugging pieces, wherein the plugging pieces are fixedly connected with the first matching pieces and plug one end, close to the room, of the filling hole.

Through adopting above-mentioned technical scheme, take off the shutoff piece and fill the filler through filling hole to the space in the perforation after, cover the shutoff piece again and wait that the filler solidifies, the shutoff piece can reduce the filler and flow out and cause extravagant in the solidification in-process, can improve the pleasing to the eye of first cooperation piece surface simultaneously.

In summary, the present application includes at least one of the following beneficial effects:

1. the first seepage prevention component and the second seepage prevention component can reduce the probability of leakage of gaps between the wall penetrating pipeline and the wall, and meanwhile, the filler fills other spaces inside the perforation so as to further reduce the probability of leakage;

2. after the second anti-seepage component is installed on the wall body, the end face, close to the outside, of the wall body is still integrally kept flush, and the water drops, close to the outer surface of the room, of the wall body can be guided to flow away by the plurality of flow guide convex strips, so that the water drops are reduced to stay on the second anti-seepage component, the second anti-seepage component is protected, the probability of leakage at the moment is reduced, meanwhile, the erosion of the water drops to the second anti-seepage component can be reduced, and the service life of the second anti-seepage component is prolonged.

Drawings

FIG. 1 is a cross-sectional view of an exterior wall leakage preventing structure including a through-wall conduit according to an embodiment of the present application;

fig. 2 is a schematic installation diagram of an outer wall leakage preventing structure when a wall penetrating pipe is not penetrated in the embodiment of the application.

Reference numerals illustrate: 1. a wall body; 11. perforating; 12. a first clamping groove; 2. a wall penetrating pipe; 3. a first barrier component; 31. a first barrier; 311. a first limit part; 312. a first impermeable part; 32. a first mating member; 321. a first abutting portion; 322. a first mating portion; 323. a first auxiliary groove; 324. filling the hole; 33. a first seal; 331. a sealing strip; 34. a blocking member; 4. a second barrier component; 41. a second barrier; 411. a second limit part; 412. a second impermeable part; 413. a second clamping groove; 42. a second mating member; 421. a second abutting portion; 422. a second mating portion; 423. a second auxiliary groove; 43. a second seal; 431. a contact surface; 44. a flow guiding convex strip; 5. and (5) filling materials.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-2.

The embodiment of the application discloses an outer wall antiseep structure containing a through-wall pipeline.

Referring to fig. 1, the anti-leakage structure of the outer wall comprises a wall body 1, a wall penetrating pipe 2, a first anti-leakage component 3 and a second anti-leakage component 4, wherein a through hole 11 for the wall penetrating pipe 2 to penetrate is formed in the wall body 1, and after the wall penetrating pipe 2 penetrates through the through hole 11, a gap exists between the surface of the wall penetrating pipe 2 and the wall of the through hole 11. The first seepage prevention component 3 is arranged at a position, close to the house, of the wall body 1, and the second seepage prevention component 4 is arranged at a position, close to the house, of the wall body 1. The first anti-seepage component 3 plays an anti-seepage role on a position between the through-wall pipeline 2 and the wall body 1, which is close to the room, the second anti-seepage component 4 plays an anti-seepage role on a position between the through-wall pipeline 2 and the wall body 1, which is close to the outside, and the first anti-seepage component 3 and the second anti-seepage component 4 are matched together to prevent water drops from leaking in gaps between the through-wall pipeline 2 and the wall body 1.

Referring to fig. 1, the first impermeable component 3 includes a first impermeable member 31 and a first mating member 32, wherein one end of the first impermeable member 31 has a first limiting portion 311, and one end of the first impermeable member 31 away from the first limiting portion 311 has a first impermeable portion 312; the first mating member 32 has a first abutting portion 321 at one end, and the first mating member 32 has a first mating portion 322 at one end remote from the first abutting portion 321. The first impermeable portion 312 has elasticity and is capable of being elastically deformed.

Referring to fig. 1 and 2, the first impermeable member 31 is in plug-in fit with the through hole 11 on the wall body 1, after the first impermeable member 31 is installed, the first limiting portion 311 is attached to and abutted against the end face, close to the room, of the wall body 1, and the first limiting portion 311 is fixedly connected with the wall body 1, preferably, the first limiting portion 311 is fixedly connected with the wall body 1 through a screw rod, and the screw rod is omitted in the drawing. The first seepage prevention parts 312 penetrate into the perforation 11, the first seepage prevention parts 312 are provided with a plurality of, a space exists between the adjacent first seepage prevention parts 312, at this time, the first seepage prevention parts 312 are in an inclined state, and the space between one end of each first seepage prevention part 312 far away from the first limiting part 311 and the wall of the perforation 11 is the largest; the first matching piece 32 can be installed at the installation rear of the first seepage prevention piece 31, the first matching portion 322 penetrates through the space formed by surrounding the plurality of first seepage prevention portions 312, and the first matching portion 322 and the plurality of first seepage prevention portions 312 form threaded connection matching. In the process of the threaded connection and matching of the first matching parts 322 and the plurality of first seepage prevention parts 312, the first matching parts 322 drive the plurality of first seepage prevention parts 312 to elastically deform until the end faces, deviating from the first matching parts 322, of the first seepage prevention parts are attached and abutted against the hole wall of the perforation 11. After the first fitting 32 is mounted, the first abutting portion 321 abuts against the first limiting portion 311 and forms a fixed connection. In this embodiment, the first abutting portion 321 and the first limiting portion 311 are preferably fixedly connected by elastic snap, and in other embodiments, may be connected by a connection manner similar to a flange.

Referring to fig. 1, the end surface of the first abutting portion 321 far away from the first matching portion 322 is further provided with a plurality of first auxiliary grooves 323, and a constructor can control the first matching member 32 to rotate through the tool by clamping the tool into the first auxiliary grooves 323, so that the first matching member 32 is conveniently in threaded connection with the first seepage-proof member 31.

Referring to fig. 1 and 2, the first permeation prevention assembly 3 further includes a first sealing member 33, and the first sealing member 33 is fixedly connected with the first fitting member 32 and located at one side of the first fitting member 32 near the through-wall pipe 2. The side of the first sealing member 33 near the through-wall pipeline 2 is provided with a plurality of elastic sealing strips 331, and the sealing strips 331 are in a saw-tooth shape, in this embodiment, the cross section of the sealing strips 331 is preferably a right triangle. The sealing strips 331 are compactly arranged, the tooth tip positions of the sealing strips 331 are positioned at one end of the sealing strips 331 close to the outside of a house, the through-wall pipeline 2 can easily penetrate into the through holes 11 from the inside of the house, in the process of penetrating the through-wall pipeline 2, the sealing strips 331 are kept in contact with the surface of the through-wall pipeline 2, and the sealing strips 331 are bent and deformed in the direction close to the outside of the house under the extrusion of the through-wall pipeline 2; when the through-wall pipe 2 is completed, the through-wall pipe 2 is difficult to move in a direction approaching the room under the friction force of the sealing strips 331.

Referring to fig. 1, the second impermeable component 4 includes a second impermeable member 41 and a second mating member 42, wherein one end of the second impermeable member 41 has a second limiting portion 411, and one end of the second impermeable member 41 away from the second limiting portion 411 has a second impermeable portion 412; the second mating member 42 has a second abutting portion 421 at one end thereof, and a second mating portion 422 at one end of the second mating member 42 remote from the second abutting portion 421. The second impermeable portion 412 is also elastic and can be elastically deformed.

Referring to fig. 1 and 2, a first clamping groove 12 into which the second limiting portion 411 is clamped is formed in the wall 1, the first clamping groove 12 is communicated with the through hole 11, and a second clamping groove 413 into which the second abutting portion 421 is clamped is formed in the second limiting portion 411 of the second impermeable member 41. The second anti-seepage member 41 is in plug-in fit with the through hole 11 on the wall body 1, after the second anti-seepage member 41 is installed, the second limiting part 411 is clamped into the first clamping groove 12 to be propped against the wall body 1, the end face of the second limiting part 411 is flush with the end face of the wall body 1, which is close to the outside, and the second limiting part 411 is fixedly connected with the wall body 1, preferably, the second limiting part 411 and the wall body 1 are fixedly connected through a screw rod, and the screw rod is omitted in the drawing. The second impermeable parts 412 penetrate into the through holes 11, the second impermeable parts 412 are also provided with a plurality of second impermeable parts 412, and a space exists between every two adjacent second impermeable parts 412, at this time, the second impermeable parts 412 are in an inclined state, and the space between one end of each second impermeable part 412 far away from the second limiting part 411 and the wall of the through hole 11 is the largest; the second matching piece 42 can be installed after the second impermeable piece 41 is installed, the second matching portion 422 penetrates through the space formed by surrounding the second impermeable portions 412, and the second matching portion 422 and the second impermeable portions 412 form threaded connection matching. In the process of the threaded connection and matching of the second matching parts 422 and the second seepage prevention parts 412, the second matching parts 422 drive the second seepage prevention parts 412 to elastically deform until the end faces of the second matching parts 422 away from the second matching parts 422 are attached and abutted against the hole walls of the through holes 11. After the second fitting 42 is mounted, the second abutting portion 421 is clamped into the second clamping groove 413 to abut against the second limiting portion 411, and the end face of the second abutting portion 421 is flush with the end face of the wall 1, which is close to the outside. In this embodiment, the second abutting portion 421 and the second limiting portion 411 are preferably fixedly connected by an elastic buckle, and the clamping block structure is omitted in the drawings, and in other embodiments, the connection may be performed by a flange-like connection manner.

Referring to fig. 1, a plurality of second auxiliary grooves 423 are also formed in the end surface of the second abutting portion 421 far from the second matching portion 422, and a constructor can control the second matching member 42 to rotate through the tool by clamping the tool into the second auxiliary grooves 423, so that the second matching member 42 is conveniently in threaded connection with the second impermeable member 41.

Referring to fig. 1 and 2, the second barrier assembly 4 further includes a second seal 43, the second seal 43 being fixedly connected to the second fitting 42 and located on a side of the second fitting 42 adjacent to the wall-penetrating pipe 2. The end face of the second sealing member 43 close to the through-wall pipeline 2 is a contact face 431, the contact face 431 is an inclined face, the radial dimension of the contact face 431 close to the indoor end is larger than the radial dimension of the contact face 431 close to the outdoor end, and the outer diameter dimension of the through-wall pipeline 2 is between the minimum radial dimension and the maximum radial dimension of the contact face 431. When the second matching piece 42 is installed, after the second sealing piece 43 contacts with the wall penetrating pipeline 2, the second sealing piece 43 is elastically deformed to increase the extrusion of the wall penetrating pipeline 2, so that the seepage prevention effect is improved.

Referring to fig. 1, the second impermeable component 4 further includes a plurality of flow guiding ribs 44, the second impermeable member 41 has a plurality of flow guiding ribs 44 on an end surface of the second limiting portion 411, and the plurality of flow guiding ribs 44 are distributed in a circumferential array with a center line of the second impermeable member 41 as an axis; the second fitting piece 42 also has a plurality of guide ribs 44 on the end surface of the second abutting portion 421, and the plurality of guide ribs 44 are distributed in a circumferential array with the center line of the second fitting piece 42 as an axis. When the water drops on the wall body 1, which are close to the outdoor end face, flow to the position where the second seepage prevention component 4 is located, the water drops will flow away quickly under the guidance of the plurality of diversion raised strips 44.

Referring to fig. 1 and 2, after the first impermeable module 3 and the second impermeable module 4 are installed, a part of space is left in the through hole 11, a plurality of filling holes 324 are further formed in the first matching member 32, one end of each filling hole 324 is communicated with the indoor space, and the other end of each filling hole 324 is communicated with the part of space left in the through hole 11. The first barrier assembly 3 further includes a plurality of blocking members 34 for blocking the fill aperture 324, the blocking members 34 being removably connected to the first mating member 32, preferably both being removably connected by threaded engagement in this embodiment. After the constructor fills the filling material 5 with the seepage-proofing function into the perforation 11 through the filling hole 324 to fill part of the space in the perforation 11, one end of the filling hole 324 close to the room is plugged through the plugging piece 34, and the filling material 5 is waited to solidify. In this embodiment, the filler 5 is preferably concrete having an impermeable effect.

The implementation principle of the anti-seepage structure of the outer wall with the through-wall pipeline in the embodiment of the application is as follows:

firstly, a through hole 11 with the radial size larger than that of a through-wall pipeline 2 is formed in a wall body 1, then a first seepage prevention piece 31 and a second seepage prevention piece 41 are respectively installed and fixed at two ends of the through hole 11, then a first matching piece 32 is installed and matched with the first seepage prevention piece 31 in a threaded connection manner, then the through-wall pipeline 2 is penetrated into the through hole 11 from the room and penetrates out of the wall body 1, and in the penetrating process of the through-wall pipeline 2, a seal is formed between the through-wall pipeline and the first sealing piece 33, and a plurality of sealing strips 331 are extruded to generate elastic deformation so as to strengthen the sealing effect of the first sealing piece 33; then the second matching piece 42 is installed and matched with the second seepage-proofing piece 41 in a threaded connection way, so that the second sealing piece 43 forms a seal with the through-wall pipeline 2; then, the two plugging members 34 at the top and the bottom are removed from the first matching member 32, the filling material 5 is filled into the perforation 11 through the filling hole 324 at the bottom, when the filling material 5 flows out from the filling hole 324 at the top, the filling hole 324 at the top is plugged through the plugging member 34, then the filling material 5 is continuously filled for a period of time until the filling material 5 fills the residual space inside the perforation 11, then the filling hole 324 at the bottom is plugged through the plugging member 34, and the filling material 5 is waited to solidify.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (9)

1. The utility model provides an outer wall antiseep structure that contains wall pipe is worn, includes wall body (1) and wall pipe (2), offer on wall body (1) confession wall pipe (2) perforation (11) that pass, characterized in that still includes first prevention of seepage subassembly (3) and second prevention of seepage subassembly (4), first prevention of seepage subassembly (3) are close to in the house, second prevention of seepage subassembly (4) are close to the outside, first prevention of seepage subassembly (3) and second prevention of seepage subassembly (4) are the shutoff of the both ends of perforation (11) respectively, first prevention of seepage subassembly (3) include first prevention of seepage spare (31) and first cooperation spare (32), first prevention of seepage spare (31) wear to locate in perforation (11), first cooperation spare (32) cover is located on wall pipe (2), first prevention of seepage spare (31) cover is located on first cooperation spare (32); the second seepage prevention component (4) comprises a second seepage prevention piece (41) and a second matching piece (42), the second seepage prevention piece (41) is arranged in the through hole (11) in a penetrating mode, the second matching piece (42) is sleeved on the wall penetrating pipeline (2), and the second seepage prevention piece (41) is sleeved on the second matching piece (42); a plurality of filling holes (324) are formed in the first matching piece (32), the filling holes (324) are communicated with the perforation (11) and the indoor space, and the perforation (11) is filled with a filling material (5) for seepage prevention.

2. The leakage-proof structure of an outer wall comprising a through-wall pipe according to claim 1, wherein one end of the first leakage-proof member (31) has a first limiting portion (311), one end of the first mating member (32) has a first abutting portion (321), the first limiting portion (311) abuts against an end surface of the wall body (1) close to the room, and the first abutting portion (321) abuts against and is fixedly connected with the first limiting portion (311); one end of second prevention of seepage spare (41) has second spacing portion (411), the one end of second cooperation spare (42) has second butt portion (421), wall body (1) has seted up first joint groove (12) on the terminal surface that self is close to the room, second joint groove (413) have been seted up on second prevention of seepage spare (41), second spacing portion (411) with wall body (1) are close to the outdoor terminal surface and block into in first joint groove (12), second butt portion (421) with second spacing portion (411) are offloaded and block into in second joint groove (413), the terminal surface of second spacing portion (411) and the terminal surface of second butt portion (421) all flush with wall body (1) is close to the outer terminal surface in the room.

3. An outer wall leakage preventing structure comprising a through-wall pipe according to claim 2, wherein one end of said first leakage preventing member (31) and said second leakage preventing member (41) penetrating said through-hole (11) has elasticity and inclination, said first mating member (32) is screwed with said first leakage preventing member (31), said first mating member (32) drives one end of said first leakage preventing member (31) penetrating said through-hole (11) to abut against the wall of said through-hole (11); the second matching piece (42) is also in threaded connection with the second seepage prevention piece (41), and the second matching piece (42) drives the second seepage prevention piece (41) to penetrate into one end of the through hole (11) to abut against the hole wall of the through hole (11).

4. An outer wall leakage preventing structure comprising a through-wall pipe according to claim 3, wherein the end face of the first fitting member (32) adjacent to the inside of the house is provided with a plurality of first auxiliary grooves (323) for facilitating the threaded connection and fitting with the first leakage preventing member (31), and the end face of the second fitting member (42) adjacent to the outside of the house is provided with a plurality of second auxiliary grooves (423) for facilitating the threaded connection and fitting with the second leakage preventing member (41).

5. An outer wall leakage preventing structure comprising a through-wall pipe according to claim 2, wherein the second leakage preventing member (41) and the second mating member (42) are provided with a plurality of flow guiding ribs (44) on the end face near the outdoor, and the flow guiding ribs (44) guide the water flow of the wall body (1) near the outdoor surface.

6. An outer wall leakage preventing structure comprising a wall penetrating pipe according to claim 1, wherein the first leakage preventing component (3) further comprises a first sealing member (33), the first sealing member (33) is fixedly connected with the first matching member (32), the first sealing member (33) is located at one side of the first matching member (32) close to the wall penetrating pipe (2), a plurality of sealing strips (331) are arranged on the first sealing member (33), the sealing strips (331) are abutted against the surface of the wall penetrating pipe (2), and the wall penetrating pipe (2) drives a plurality of sealing strips (331) to elastically deform.

7. An outer wall leakage preventing structure comprising a through-wall pipe according to claim 6, wherein said sealing strip (331) is zigzag, and the tooth tip of said sealing strip (331) is located at an end thereof close to the outside of the house.

8. An outer wall leakage preventing structure comprising a through-wall pipe according to claim 7, wherein the second leakage preventing component (4) further comprises a second sealing member (43), the second sealing member (43) is fixedly connected with the second matching member (42), the second sealing member (43) is located at one side of the second matching member (42) close to the through-wall pipe (2), the second sealing member (43) is provided with a contact surface (431) propped against the through-wall pipe (2), the contact surface (431) is an inclined surface, and the radial dimension of one end of the contact surface (431) close to the inside of a room is the largest.

9. An outer wall leakage preventing structure comprising a through-wall pipe according to claim 1, wherein the first leakage preventing component (3) further comprises a plurality of blocking members (34), the blocking members (34) are fixedly connected with the first matching members (32) and block the filling hole (324) near one end in a room.

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