CN113463686A

CN113463686A - Waterproof pipe gallery with good sealing performance

Info

Publication number: CN113463686A
Application number: CN202110744344.3A
Authority: CN
Inventors: 周建国; 伏燕云; 宋力强; 王光林; 魏善颖
Original assignee: Jinan Urban And Rural Transportation Bureau; Jinan Yellow River Bridge Constrution Group Co Ltd
Current assignee: Jinan Urban And Rural Transportation Bureau; Jinan Yellow River Bridge Constrution Group Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-10-01
Anticipated expiration: 2041-06-30
Also published as: CN113463686B

Abstract

The application discloses waterproof piping lane that leakproofness is good includes: the pipe body is embedded with a connecting piece and covers the connecting piece; the two sides of each pipe body are respectively provided with a first connecting end and a second connecting end, the two adjacent pipe bodies can be spliced, and a splicing seam is formed between the first connecting end of one pipe body and the second connecting end of the other pipe body; the embedded connecting pieces are arranged on two sides of the pipe body in a surrounding mode and comprise embedded parts embedded in the pipe body and plastic connecting parts extending out of the outer side of the pipe body; the covering connecting piece is annular, and there is the plastics joint portion respectively along its axial both ends, and the plastics joint portion can be connected with plastics connecting portion hot melt to make covering connecting piece and pre-buried connecting piece can seal the amalgamation seam. This kind of structure makes the cover connecting piece hug closely two body seams, is difficult for permeating water to the body from the seam, and on the other hand, when the body produced slight removal or dislocation, the cover connecting piece had better elastic deformation ability, and better laminating seam provides more stable water-proof effects.

Description

Waterproof pipe gallery with good sealing performance

Technical Field

The invention belongs to the technical field of municipal underground engineering, and particularly relates to a waterproof pipe gallery with good sealing performance.

Background

In present city infrastructure, the utility tunnel has played crucial effect, concentrate engineering pipeline such as electric power in the utility tunnel, communication, heat supply, plumbing, gas, can effectively reduce the construction of all kinds of engineering pipeline and lay, and make and construction convenience for the piping lane, assembled piping lane has appeared thereupon, this kind of piping lane is formed by the combination of a plurality of single-section piping lane, but also because the condition of seam crossing infiltration appears easily in the mode of this kind of combination, cause the harm to the engineering pipeline in the piping lane. At present, in some pipe gallery technologies, as shown in patent CN112343084A, waterproof fillers such as polyethylene foam boards and water-swelling rubber strips are disposed in the joints, and the coiled materials are laid at the joints to achieve the waterproof effect. But among this kind of waterproofing mechanism, the coiled material separates with the piping lane easily, and water-proof effects descends, and especially some piping lane are after using a period, produce relative movement easily between the adjacent gallery body, lead to amalgamation seam grow or dislocation, make waterproof filler fill not compact, and water-proof effects descends.

Therefore, a waterproof pipe gallery with good sealing performance, which can solve the above problems, is urgently needed.

Disclosure of Invention

The invention aims to provide an assembly type waterproof pipe gallery connecting structure which can inhibit an underground layer from seeping into the underground layer through a joint of a pipe gallery, prevent damage to engineering pipelines in the pipe gallery, reduce the action of force generated by slight movement or dislocation of a pipe body on the joint, improve the toughness of the joint of the pipe gallery and prolong the service life of the pipe gallery.

In order to achieve the purpose, the invention provides a waterproof pipe gallery with good sealing performance, which comprises pipe bodies, an embedded connecting piece and a covering connecting piece, wherein a first connecting end and a second connecting end are respectively arranged on two sides of each pipe body, two adjacent pipe bodies can be spliced, and a splicing seam is formed between the first connecting end of one pipe body and the second connecting end of the other pipe body; the embedded connecting pieces are arranged on two sides of the pipe body in a surrounding mode and comprise embedded parts embedded in the pipe body and plastic connecting parts extending out of the outer side of the pipe body; the covering connecting piece is annular, and the covering connecting piece is formed with the plastics joint portion respectively along its axial both ends, and the plastics joint portion can be connected with plastics connecting portion hot melt to make covering connecting piece and pre-buried connecting piece can seal the splice seam.

The structure, two bodys are in the same place through first link and second link combination, and bury pre-buried connecting piece in body seam crossing in advance, pre-buried connecting piece includes plastic connecting piece, cover the connecting piece and include plastics connecting portion, after two body coupling, the plastic connecting piece that will cover on the connecting piece at seam crossing both ends passes through the hot melt and links together with the plastic connecting piece on the pre-buried connecting piece, make the seam that covers the connecting piece and can cover two bodys, prevent to ooze water in to the body through the seam, adopt plastics hot melt to connect convenient operation swift, also make things convenient for the later stage to repair, plastics hot melt is connected and is had better uniformity stability, be difficult for the infiltration, adopt pre-buried mode to be difficult for making plastic connecting piece to drop, plastics also have better tolerance, be difficult to corrode, long service life.

Further, cover the connecting piece and include the deformation connecting portion, the both sides of deformation connecting portion set up plastics joint portion respectively, and the elastic modulus of deformation connecting portion is less than plastics joint portion. The elastic deformation of the deformation connecting part is larger than that of the plastic combining part, and when the pipe body is dislocated and slightly moved, better elastic deformation capacity can provide more stable waterproof effect.

Furthermore, the surface that plastics connecting portion and plastics joint portion are connected is provided with the slot, and plastics joint portion is provided with the cutting that supplies the slot to insert. The embedded connecting piece and the covering connecting piece are better thermally sealed.

Further, the two sides of the pipe body are respectively provided with an installation step, when the two adjacent pipe bodies are spliced, the installation steps of the two pipe bodies are spliced to form an installation groove, the embedded part is arranged on the installation steps, the waterproof pipe gallery further comprises a filling block, and the filling block is arranged in the installation groove and covers the covering connecting part. The arrangement of the filling block ensures that the covering connecting piece is not easy to loosen and fall off.

Furthermore, the bottom of the filling block is provided with an elastic layer which is tightly covered on the connecting piece. The covering connecting piece is more tightly attached to the joint.

Further, the filling block is provided in plurality. The manufacture and installation of the filling block are convenient.

Furthermore, both ends of the filling block are provided with downward convex supporting parts, the plastic connecting pieces are positioned at the inner sides of the two supporting parts, and the supporting parts are connected with the bottom wall of the mounting step. The filling block is connected with the pipe body, the covering connecting piece is limited in the filling body, the protection and the limitation of the covering connecting piece are further increased, and the covering connecting piece is prevented from falling off and unnecessary movement.

Furthermore, the plastic connecting part is divided into a heat sealing area and a pressing area, the heat sealing area is located on one side, away from the splicing seam, of the pressing area, the filling block is provided with a pressing bulge, and the pressing bulge presses the covering connecting piece in the pressing area. The force on the covering connecting piece can be prevented from being transmitted to the hot melting part, and the disconnection of the hot melting part caused by the action of force is avoided.

Furthermore, the pressing area is provided with a groove, the covering connecting piece is provided with a convex block, and the convex block of the covering connecting piece is mutually inserted into the groove of the pressing area. The combination of the covering connecting piece and the plastic connecting part is firmer, and dislocation and sliding are not easy to occur during installation.

Further, the filling block includes the metal sheet, and the both sides of metal sheet are formed with waist shape counter bore, and waterproof piping lane includes the bolt, and the bolt passes waist shape counter bore and links to each other with the installation step. The waist-shaped counter bore is arranged, so that the positioning size can be adjusted conveniently in installation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

figure 1 is a perspective view of an exemplary embodiment of a water piping lane.

Figure 2 is a partial cross-sectional view of one illustrative embodiment of a water protection piping lane.

Figure 3 is a perspective view of one end of a tubular body of an exemplary embodiment of a water piping lane.

Figure 4 is a perspective view of the other end of a tubular body of an exemplary embodiment of a water piping lane.

Figure 5 is a perspective view of a covering connector for an exemplary embodiment of a water piping lane.

Figure 6 is a cross-sectional view of a pre-buried connector of an exemplary embodiment of a water pipe gallery.

Description of reference numerals:

10. a pipe body; 101. a first connection end; 102. a second connection end; 20. pre-burying a connecting piece; 201. a pre-embedding part; 202. a groove; 203. a slot; 204. a plastic connecting portion; 205. a connecting end; 206. a coupling end; 207. a hot melt region; 208. a compression zone; 30. covering the connecting piece; 301. a plastic bonding portion; 302. cutting; 303. a bump; 304. a deformation connection portion; 40. filling blocks; 401. an elastic layer; 402. compressing the bulge; 403. a metal plate; 404. a kidney-shaped counter bore; 405. a support portion; 501. a bolt; 601. and (3) a metal mold.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it is to be understood that the terms "inner", "outer", "axial", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral to one another; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, references to the description of the terms "embodiment," "specific embodiment," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 and 2, fig. 1 is a perspective view of an exemplary embodiment of a waterproof pipe lane, and fig. 2 is a partial sectional view of an exemplary embodiment of a waterproof pipe lane. As shown in fig. 2, the waterproof pipe gallery comprises pipe bodies 10, pre-buried connecting pieces 20 and covering connecting pieces 30, wherein a first connecting end 101 and a second connecting end 102 are respectively arranged on two sides of each pipe body 10, two adjacent pipe bodies 10 can be spliced, and a splicing seam is formed between the first connecting end 101 of one pipe body 10 and the second connecting end 102 of the other pipe body 10; the embedded connecting piece 20 is arranged on two sides of the pipe body 10 in a surrounding mode, and comprises an embedded part 201 embedded in the pipe body and a plastic connecting part 204 extending out of the pipe body 10; the covering connecting piece 30 is annular, the covering connecting piece 30 is respectively formed with a plastic joint part 301 along the two axial ends thereof, and the plastic joint part 301 can be connected with the plastic connecting part 204 in a hot melting mode, so that the covering connecting piece 30 and the embedded connecting piece 20 can be closed to form a splicing seam.

In the above structure, in the assembly pipe gallery, when two pipe bodies 10 are connected, as shown in fig. 3 and 4, the first connection end 101 of the first pipe body 10 and the second connection end 102 of the second pipe body 10 are connected in a matching manner, the connection end of the pipe bodies 10 is provided with the pre-embedded connection member 20, the pre-embedded portion 201 of the pre-embedded connection member 20 is pre-embedded in the pipe body during manufacturing of the pipe bodies, the plastic connection portion 204 is exposed, after the two pipe bodies 10 are connected, two sides of the joint are respectively provided with the pre-embedded connection member 20, the plastic connection portions 204 of the pre-embedded connection members 20 on the two sides form the connection end of the covering connection member 30, and the plastic combination portions 301 at the two axial ends of the covering connection member 30 are respectively connected with the plastic connection portions 204 on the two sides of the joint in a hot melting manner, so that the covering connection member 30 seals the splicing seam where the two pipe bodies 10 are connected.

The embedded part 201 and the plastic connecting part 204 of the embedded connecting part 20 can be separately connected, the embedded part 201 can be embedded into the pipe body 10 in an injection molding mode, when the scheme is adopted, as shown in fig. 6, a metal mold 601 is embedded into the pipe body 10, uneven sawtooth structures are arranged on the inner surface and the outer surface of the metal mold 601, liquid plastic is injected into the metal mold 601 to form the embedded part 201, the embedded part 201 is provided with a connecting end 205, the plastic connecting part 204 is provided with a combining end 206, and the connecting end 204 is connected with the combining end 206 in a matching mode, so that the embedded part 201 and the plastic connecting part 204 are connected into the embedded connecting part 20.

The plastic connecting portion 204 of the embedded connector 20 and the plastic connecting portion 301 of the cover connector 30 may be connected by a common thermal welding method such as an ultrasonic welding method or a laser welding method.

The above-mentioned thermal fusion connecting manner is a specific example of combining the plastic connecting portion 204 and the plastic bonding portion 301, and therefore, the thermal sealing manner is not limited to the above-mentioned manner.

The embedded connecting piece 20 and the covering connecting piece 30 adopt a plastic hot-melt connection mode, firstly, the plastic hot-melt connection is easy to realize, the field construction is convenient, the later repair is convenient, the plastic hot-melt connection also has better consistent stability, a seamless connection mode can be formed between the plastic connecting part 204 and the covering connecting piece 30, and the water leakage at the connection part of the plastic connecting part and the covering connecting piece can be prevented;

furthermore, the pre-buried connecting piece 20 is pre-buried in the pipe gallery, so that the pre-buried connecting piece 20 is good in combination with the pipe gallery when in use, is not easy to loosen and is more difficult to separate from the pipe gallery, the water stop effect between the part, exposed out of the pipe gallery, of the pre-buried connecting piece 20 and the pipe gallery can be ensured, and a stable and consistent waterproof coating can be formed after the plastic connecting part 204 is connected with the covering connecting piece 30;

in addition, as the plastic connecting part 204 and the covering connecting part 30 are connected through plastic hot melting, the plastic has better tolerance, can be suitable for a humid stratum environment at a pipe gallery and is not easy to rust;

particularly, in the technical scheme of the present invention, after the pre-buried connection member 20 is connected to the cover connection member 30, the plastic connection portions 301 are provided at both sides of the cover connection member 30, and the plastic structure has a certain deformability, so that when there is a small relative displacement or dislocation between the pipe body 10 and the pipe body 10, the deformation change of the pipe gallery connection can be adapted by the deformability of the plastic, and a stable waterproof effect of the overall waterproof structure is achieved. In particular, in some embodiments, the cover connector 30 may be of a unitary plastic construction, which may provide greater flexibility to the overall redundant splice seam of the waterproof construction.

In a preferred embodiment, more specifically, as shown in fig. 2 and 5, the covering connector 30 includes a deformation connection portion 304, plastic bonding portions 301 are respectively disposed on two sides of the deformation connection portion 304, and an elastic modulus of the deformation connection portion 304 is smaller than that of the plastic bonding portions 301. With the structure, when the pipe body 10 and the pipe body 10 are dislocated or slightly displaced relatively, the deformation connecting portion 304 has good elastic deformation capability, so that a more stable waterproof effect can be provided, and the plastic combining portion 301 has a large elastic modulus and is not easy to elastically deform, so that the plastic combining portion 301 and the plastic connecting portion 204 can be combined more stably.

In the structure, the deformation connecting part 304 can be made of rubber, the deformation effect of the rubber is good, the rubber can be tightly attached to the seam of the pipe body 10, water seepage is not prone to occurring, the plastic combining part 301 is made of thermoplastic plastics, the thermal bonding property is good, the manufacturing is convenient, the rubber can be repeatedly used, the rubber is environment-friendly, and the plastic connecting part 204 and the plastic combining part 301 are convenient to disassemble and replace when the rubber is overhauled in the later period.

In a preferred embodiment, more specifically, as shown in fig. 2, the surface of the plastic connecting portion 204 connected to the plastic combining portion 301 is provided with a slot 203, the slot 203 is annular, and the plastic combining portion 301 is provided with a slip 302 for inserting the slot 203. By adopting the structure, when the plastic connecting part 204 and the plastic combining part 301 are connected in a hot melting way, more combining surfaces are provided, the combination is good, the combination is more stable and more compact, and a gap is not easy to generate, so that water seepage is caused.

In a preferred embodiment, more specifically, as shown in fig. 3 and 4, two sides of each pipe 10 are respectively provided with an installation step, when two adjacent pipes 10 are spliced, the installation platforms of the two pipes 10 are spliced to form an installation groove, the pre-buried connecting member 20 is arranged on the installation steps, the waterproof pipe gallery further comprises a filling block 40, and the filling block 40 is installed in the installation groove and covers the covering connecting member 30. By adopting the structure, the filling block 40 covers the covering connecting piece 30, on one hand, when people walk in a pipe gallery or engineering equipment is constructed, the covering connecting piece 30 can be protected and prevented from being treaded or being crushed when equipment or objects are moved; on the other hand, in a place with much rain or much groundwater, the external water pressure is large, and the water pressure received by the covering connecting piece 30 is transmitted to the filling block 40, so that the covering connecting piece 30 is prevented from being crushed by the water pressure; furthermore, the filling block 40 can be pressed at the hot melting position of the plastic connecting part 204 and the plastic combining part 301, so that the hot melting position is more stable, and the two ends of the hot melting are clamped and fixed.

In a preferred embodiment, and more particularly as shown in fig. 2, the bottom of the filling block 40 is provided with an elastic layer 401, and the elastic layer 401 compresses the covering connection member 30. By adopting the structure, the more compact attaching pipe body 10 of the covering connecting piece 30 is not easy to seep water, when the pipe body 10 is dislocated or slightly moves by using the elastic layer 401, the elastic layer 401 and the covering connecting piece 30 can keep in contact by utilizing the deformation capacity of the elasticity difference, and the covering connecting piece 30 is prevented from moving to a larger extent.

Cover the tight body 10 of subsides that connecting piece 30 can be better, be difficult for appearing the gap, thereby can reduce the water space of depositing between cover connecting piece 30 and the body 10 inner wall, when having water in the piping lane outside, reduce the water yield that gets into between cover connecting piece 30 and the body 10 inner wall, can realize even that cover connecting piece 30 and body 10 realize elastic sealed butt in amalgamation seam both sides (when the middle part that covers connecting piece 30 is the elastic deformable material, for example, rubber), realize primary seal, thereby the soaking of pre-buried connecting piece 20 with body 10 combination department has been reduced, further improvement overall structure's the effect of blocking water. In addition, when the water pressure of the water outside the pipe 10 is high (for example, in some areas with low terrain and developed water system), the filling block 40 presses the covering connector 30 on the inner wall of the pipe 10, so that the water receiving area of the covering connector 30 can be reduced, and further the water receiving pressure of the covering connector 30 is reduced, and the stability of the water blocking structure can be improved, more particularly, the filling block 40 directly contacts with the covering connector 30, so that the filling block 40 supports the covering connector 30, and when the water pressure exists on the side, facing the inner wall of the pipe 10, of the covering connector 30, the force received by the heat sealing joint can be reduced, and the stability of the water blocking structure can be further ensured.

In the preferred embodiment, more specifically, the filling block 40 is provided in plurality. By adopting the structure, the filling block 40 can be more conveniently and quickly manufactured and installed, different filling bodies 40 can be manufactured according to the structure, and the cost is greatly saved.

In a preferred embodiment, and more particularly, as shown in fig. 2, both ends of the filling block 40 are formed with downward convex supporting portions 405, the plastic connecting member 204 is located at the inner sides of both the supporting portions 405, and the supporting portions 405 are connected to the bottom wall of the mounting step. By adopting the structure, the covering connecting piece 30 is limited in the filling block 40, and the phenomenon that the plastic connecting part 204 and the covering connecting piece 30 are disconnected and the waterproof effect is damaged due to the fact that the covering connecting piece 30 moves to a large extent due to dislocation or slight movement between the pipe bodies 10 is avoided.

In a preferred embodiment, further specifically, as shown in fig. 2 and 6, the plastic connecting portion 204 is divided into a heat fusing region 207 and a pressing region 208, the heat fusing region 207 is located on one side of the pressing region 208 away from the splicing seam, the filling block 40 is provided with a pressing protrusion 402, and the pressing protrusion 402 presses the covering connecting piece 30 on the pressing region 208. Adopt this kind of structure, can make the laminating body 10 that covers connecting piece 30 more compacter on the one hand, make water-proof effects better, on the other hand, dislocation or removal appear when body 10, when producing the effect of power to covering connecting piece 40, or in some areas that much rain or groundwater is more, when having great water pressure impact cover connecting piece 30, it compresses tightly protruding 402 will cover connecting piece 30 and compress tightly compressing tightly the region, can the transmission of separation power on covering connecting piece 30, the reducing force is used for hot melt region 207, prevent to produce the influence to hot melt department and lead to disconnected, greatly reduced water-proof effects.

In a preferred embodiment, and more particularly as shown in fig. 2, the compression region 208 is provided with a groove 202, the cover connector is provided with a projection 303, and the projection 303 of the cover connector 30 is interfitted with the groove 202 of the compression region 208. By adopting the structure, the covering connecting piece 30 is connected with the plastic connecting part 204 more tightly, and dislocation and sliding are not easy to occur in the installation process.

In a preferred embodiment, and more particularly, as shown in fig. 2, the filling block 40 comprises a metal plate 403, waist-shaped counterbores 404 are formed on both sides of the metal plate 403, and the waterproof pipe rack comprises bolts 501, and the bolts 501 pass through the waist-shaped counterbores 404 and are connected with the installation steps. With the structure, as the distance required to be adjusted in the installation process has uncertainty, the metal plate 403 is provided with the kidney-shaped counter bore 404, the kidney-shaped counter bore 404 is transversely slotted on the metal plate, the distance in the transverse installation direction is mainly adjusted, and the installation and the positioning of the filling block 40 are facilitated.

The method can be realized by adopting or referring to the prior art in places which are not described in the invention.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. Waterproof piping lane that leakproofness is good, its characterized in that includes:

the pipe comprises pipe bodies, wherein a first connecting end and a second connecting end are respectively arranged on two sides of each pipe body, the two adjacent pipe bodies can be spliced, and a splicing seam is formed between the first connecting end of one pipe body and the second connecting end of the other pipe body;

the embedded connecting pieces are arranged on two sides of the pipe body in a surrounding mode and comprise embedded parts embedded in the pipe body and plastic connecting parts extending out of the outer side of the pipe body;

the covering connecting piece is annular, the covering connecting piece is formed with the plastics joint portion respectively along its axial both ends, the plastics joint portion can with plastics connecting portion hot melt is connected, so that the covering connecting piece with pre-buried connecting piece can seal the splice seam.

2. The waterproof pipe gallery with good sealing performance as claimed in claim 1, is characterized in that: the cover connecting piece comprises a deformation connecting part, the plastic combining parts are arranged on two sides of the deformation connecting part respectively, and the elastic modulus of the deformation connecting part is smaller than that of the plastic combining parts.

3. The waterproof pipe gallery with good sealing performance as claimed in claim 1, is characterized in that: the surface that the plastics connecting portion with plastics joint portion connects is provided with the slot, the slot is the annular, plastics joint portion is provided with the confession slot male cutting.

4. The waterproof pipe gallery with good sealing performance as claimed in claim 1, is characterized in that: the both sides of body are equipped with the installation step respectively, and are double-phase adjacent when the body amalgamation, two the mount table amalgamation of body forms the mounting groove, pre-buried connecting piece set up in the installation step, waterproof pipe gallery still includes the filling block, the filling block is installed in the mounting groove, and cover the connecting piece.

5. The waterproof pipe gallery with good sealing performance as claimed in claim 4, wherein: the bottom of the filling block is provided with an elastic layer, and the elastic layer compresses the covering connecting piece.

6. The waterproof pipe gallery with good sealing performance as claimed in claim 5, wherein: the filling block is provided with a plurality of filling blocks.

7. The waterproof pipe gallery with good sealing performance as claimed in claim 4, wherein: and downward convex supporting parts are formed at two ends of the filling block, the plastic connecting pieces are positioned at the inner sides of the two supporting parts, and the supporting parts are connected with the bottom wall of the mounting step.

8. The waterproof pipe gallery with good sealing performance of claim 7, wherein: the plastic connecting part is divided into a heat sealing area and a pressing area, the heat sealing area is located on one side, away from the splicing seam, of the pressing area, the filling block is arranged on the pressing protrusion, and the covering connecting piece is pressed on the pressing area through the pressing protrusion.

9. The waterproof pipe gallery with good sealing performance of claim 8, wherein: the pressing area is provided with a groove, the covering connecting piece is provided with a convex block, and the convex block of the covering connecting piece is mutually inserted into the groove of the pressing area.

10. The waterproof pipe gallery with good sealing performance as claimed in claim 4, wherein: the filling block comprises a metal plate, waist-shaped counter bores are formed in two sides of the metal plate, the waterproof pipe gallery comprises a bolt, and the bolt penetrates through the waist-shaped counter bores and is connected with the installation step.