CN218378055U - Underground pipeline connecting system - Google Patents

Abstract

The utility model relates to an underground piping connects technical field, concretely relates to underground piping connected system, this underground piping connected system includes: an inspection well having a mounting through hole; the connecting pipe penetrates through the mounting through hole; the outer sealing assembly is sleeved on the periphery of the connecting pipe and is installed on the outer wall of the inspection well so as to seal the outer port of the installation through hole; and the inner sealing assembly is sleeved on the periphery of the connecting pipe and is arranged on the inner wall of the inspection well so as to seal the inner port of the mounting through hole. The utility model discloses a set up external seal subassembly and interior seal subassembly respectively at the outer wall and the inner wall of inspection shaft, realize sealed when outer port and the inner port of mounting hole to the leakproofness around the mounting hole is worn to establish by the reinforcing connecting pipe, avoids the inspection shaft internal water outflowing, has ensured that road bed and construction build the stable in structure and the security of basis around the inspection shaft.

Description

Underground pipeline connecting system

Technical Field

The utility model relates to an underground piping connection technical field, concretely relates to underground pipeline connected system.

Background

In an underground pipeline system, inspection wells are used at the positions of junctions, bends, pipe diameter or gradient changing positions, water falling positions and the like of buried drainage pipelines in the range of building districts (residential districts, public building districts, plant districts and the like), and are mainly used for facilitating periodic inspection, cleaning and dredging of pipelines or operation inspection of going into a well. The inspection well is generally connected with a plurality of branch pipes as the pipeline junction on it, and when the inspection well is connected with the branch pipe, need to open a hole at the wall of a well, the through-hole setting is worn to establish by the connection branch pipe.

However, after the hole is formed in the well wall, the connecting branch pipe is difficult to seal around the through hole of the well wall, so that water in the inspection well flows out to enter the roadbed and the construction foundation, the stability of the roadbed and the construction foundation is influenced, and the safety of the roadbed and the construction foundation is further influenced.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the inspection shaft connecting branch among the prior art around the defect that the leakproofness is poor, leak to provide a good, the safe in utilization's of leakproofness underground piping connection system.

In order to solve the above problem, the utility model provides an underground pipeline connecting system, include: an inspection well having a mounting through hole; the connecting pipe penetrates through the mounting through hole; the outer sealing assembly is sleeved on the periphery of the connecting pipe and is installed on the outer wall of the inspection well so as to seal the outer port of the installation through hole; and the inner sealing assembly is sleeved on the periphery of the connecting pipe and is arranged on the inner wall of the inspection well so as to seal the inner port of the mounting through hole.

Optionally, a waterproof material is disposed between the outer sealing assembly and the connecting pipe and/or between the inner sealing assembly and the connecting pipe and/or between an inner wall of the mounting through hole and an outer wall of the connecting pipe.

Optionally, the waterproof material is mortar.

Optionally, the outer sealing assembly includes an outer sealing plate and an outer sleeve, which are connected to each other, the outer sealing plate is connected to an outer wall of the inspection well, the outer sleeve is sleeved on the outer periphery of the connecting pipe, and the outer sleeve extends away from the center of the inspection well; interior seal assembly is including interior shrouding and the inner skleeve of connecting, interior shrouding with the interior wall connection of inspection shaft, the inner skleeve cup joint in the periphery of connecting pipe just the inner skleeve orientation the center of inspection shaft extends.

Optionally, the outer shrouding with interior shrouding is the arc, just the radian of outer shrouding with the radian of inspection shaft outer wall is unanimous, the radian of interior shrouding with the radian of inspection shaft inner wall is unanimous.

Optionally, a first pouring hole communicated with the installation through hole is arranged on the outer sealing assembly and/or the inner sealing assembly.

Optionally, the outer sealing assembly includes a first outer sealing portion and a second outer sealing portion that are detachably connected, and the first outer sealing portion and the second outer sealing portion are cooperatively clamped on two opposite sides of the connecting pipe; interior seal assembly seals portion in including first interior seal portion and the second that can dismantle the connection, seal portion cooperation joint in first interior seal portion with the second in the relative both sides of connecting pipe.

Optionally, the outer sealing assembly further includes a first clamping assembly, and the first outer sealing part and the second outer sealing part are detachably connected through the first clamping assembly; interior seal assembly is including still including second joint subassembly, first interior seal with the second interior seal passes through second joint subassembly can dismantle the connection.

Optionally, the first clamping assembly includes a first buckle and a first clamping seat that can be clamped with each other, one of the first buckle and the first clamping seat is disposed on the first outer enclosure, and the other of the first buckle and the first clamping seat is disposed on the second outer enclosure; the second clamping component comprises a second buckle and a second clamping seat which can be clamped with each other, one of the second buckle and the second clamping seat is arranged on the first inner sealing part, and the other one of the second buckle and the second clamping seat is arranged on the second inner sealing part.

Optionally, the first clip and/or the first clip have elasticity, and the second clip and/or the second clip have elasticity.

Optionally, at least one of the first outer sealing portion, the second outer sealing portion, the first inner sealing portion and the second inner sealing portion is provided with a second pouring hole, and the second pouring hole is communicated with the mounting through hole.

The utility model has the advantages of it is following:

1. the utility model discloses an underground piping connected system, including inspection shaft, connecting pipe, external seal subassembly and interior seal assembly, the inspection shaft has the installation through-hole, and the installation through-hole is worn to establish by the connecting pipe, and the external seal subassembly cup joints in the periphery of connecting pipe and installs in the outer wall of inspection shaft to sealed to the outer port of installation through-hole, the interior seal assembly cup joints in the periphery of connecting pipe and installs in the inner wall of inspection shaft, with sealed to the inner port of installation through-hole. Therefore, the utility model discloses a set up external seal subassembly and interior seal subassembly respectively at the outer wall and the inner wall of inspection shaft, realize sealed when the outer port of installation through-hole and interior port, it is sealed effectual to strengthen the connecting pipe and wear to establish the leakproofness around the installation through-hole, avoid inspection shaft internal water outflowing, ensured road bed and construction build basic stable in structure and security around the inspection shaft, whole simple structure, construction convenient operation.

2. The utility model discloses an underground piping connected system is provided with waterproof material between external seal subassembly and the connecting pipe and/or between internal seal subassembly and the connecting pipe and/or between the inner wall of installation through-hole and the outer wall of connecting pipe. Through filling waterproof material to reduce the clearance between outer seal subassembly and the connecting pipe and/or between inner seal subassembly and the connecting pipe and/or between the inner wall of installation through-hole and the outer wall of connecting pipe, and waterproof material waterproof performance is good, further strengthens the leakproofness in the installation through-hole department of inspection shaft, reduces the risk of leaking.

3. The utility model discloses an underground pipeline connecting system, waterproof material are the mortar. Through pouring the mortar between external seal subassembly and connecting pipe and/or between internal seal subassembly and the connecting pipe and/or between the inner wall of installation through-hole and the outer wall of connecting pipe, both played fine waterproof sealing effect, structural strength and stability that the mortar can also strengthen inspection shaft installation through-hole department simultaneously.

4. The utility model discloses an underground pipeline connecting system, the outer seal subassembly includes outer shrouding and outer sleeve of connection, and outer shrouding is connected with the outer wall of inspection shaft, and the outer sleeve cup joints in the periphery of connecting pipe and the outer sleeve is kept away from the center extension of inspection shaft; interior seal assembly is including interior shrouding and the inner skleeve of connecting, and interior shrouding and the interior wall connection of inspection shaft, inner skleeve cup joint in the periphery of connecting pipe and inner skleeve extend towards the center of inspection shaft. The both ends of wearing to establish the mounting hole through outer sleeve and interior sleeve pipe together to the connecting pipe cup joint fixedly, and outer shrouding and interior shrouding are connected respectively in the outer wall and the inner wall of inspection shaft, and whole connection compactness is strong, realizes the installation location to the connecting pipe, avoids taking place the skew in the connecting pipe installation to lead to the drainage not smooth, has ensured the mounted position and the stability of connecting pipe, ensures the normal drainage of underground piping system.

5. The utility model discloses an underground piping connected system, outer shrouding and interior shrouding are the arc, and the radian of outer shrouding is unanimous with the radian of inspection shaft outer wall, and the radian of interior shrouding is unanimous with the radian of inspection shaft inner wall. With this laminating degree between improvement outer shrouding and the inspection shaft outer wall and between interior shrouding and the inspection shaft inner wall, and then reinforcing butt stability, reliability, the laminating degree is better can also improve the whole aesthetic property of inspection shaft simultaneously.

6. The utility model discloses an underground piping connected system is provided with the first plug hole with the installation through-hole intercommunication on external seal subassembly and/or the interior seal subassembly. The first pouring hole is convenient for pouring the waterproof material into the installation through hole, and the first pouring hole can be integrally processed along with the outer sealing assembly and/or the inner sealing assembly, so that the subsequent independent opening is not needed, and the construction process is saved.

7. The utility model discloses an underground pipeline connecting system, the external seal assembly includes the first external seal portion and the second external seal portion that can be dismantled and connected, the first external seal portion and the second external seal portion cooperate and are clamped on the opposite sides of the connecting pipe; interior seal assembly seals portion in first interior portion and the second of connecting including dismantling, seals portion cooperation joint in the relative both sides of connecting pipe in first interior portion and the second. Through setting up external seal subassembly and interior seal subassembly into two parts of dismantling the connection, realize the installation location, simple to operate to the connecting pipe in the relative both sides of connecting pipe through two parts cooperation joint, the mode of two parts cooperation joint connecting pipe can adapt to the installation of the connecting pipe that has certain production error simultaneously, reduces the production required precision to the connecting pipe.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an inspection well in an underground pipeline connecting system according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of an underground pipeline connection system according to a first embodiment of the present invention;

fig. 3 is a schematic front view illustrating an external sealing assembly in an underground pipe connection system according to a first embodiment of the present invention;

fig. 4 is a schematic top view of an external sealing assembly in an underground pipe connection system according to a first embodiment of the present invention;

FIG. 5 is a schematic front view of an inner seal assembly in an underground pipe connection system according to a first embodiment of the present invention;

FIG. 6 is a schematic top view of an inner seal assembly in an underground pipe connection system according to a first embodiment of the present invention;

fig. 7 is a schematic top view of an external sealing assembly in an underground pipe connection system according to a second embodiment of the present invention;

FIG. 8 showsbase:Sub>A cross-sectional view A-A of FIG. 7;

fig. 9 is a schematic top view of an outer seal assembly in an underground pipe connection system according to a third embodiment of the present invention;

fig. 10 is a schematic view illustrating a disassembled structure of an outer sealing assembly in an underground pipeline connecting system according to a third embodiment of the present invention;

fig. 11 is a schematic top view of an inner seal assembly in an underground pipe connection system according to a third embodiment of the present invention;

fig. 12 is a schematic view illustrating a disassembled structure of an inner sealing assembly in an underground pipeline connecting system according to a third embodiment of the present invention;

fig. 13 is a schematic view illustrating a disassembled structure of an outer sealing assembly in an underground pipeline connecting system according to a fourth embodiment of the present invention;

FIG. 14 is a schematic diagram illustrating an exploded top view of an outer seal assembly of a fifth example underground pipe coupling system;

fig. 15 is a schematic front view showing an exploded external sealing assembly in an underground pipe connection system according to a fifth embodiment of the present invention.

Description of reference numerals:

1. an inspection well; 11. mounting a through hole; 2. a connecting pipe; 3. an outer seal assembly; 31. an outer sealing plate; 32. an outer sleeve; 33. a first pour hole; 34. a first outer seal portion; 341. a second pour hole; 35. a second outer seal portion; 36. a first clamping assembly; 361. a first buckle; 362. a first card holder; 4. an inner seal assembly; 41. an inner sealing plate; 42. an inner sleeve; 43. a first inner seal portion; 44. a second inner seal portion; 45. a second clamping assembly; 451. a second buckle; 452. a second card holder.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example one

As shown in fig. 1-6, the present embodiment discloses an underground pipeline connecting system, which includes an inspection well 1, a connecting pipe 2, an outer sealing component 3 and an inner sealing component 4, wherein the inspection well 1 has an installation through hole 11, the connecting pipe 2 penetrates through the installation through hole 11, the outer sealing component 3 is sleeved on the periphery of the connecting pipe 2 and is installed on the outer wall of the inspection well 1 so as to seal the outer port of the installation through hole 11, and the inner sealing component 4 is sleeved on the periphery of the connecting pipe 2 and is installed on the inner wall of the inspection well 1 so as to seal the inner port of the installation through hole 11.

The utility model discloses a set up external seal subassembly 3 and interior seal subassembly 4 respectively at the outer wall and the inner wall of inspection shaft 1, realize sealed when outer port and the inner port of installation through-hole 11 to reinforcing connecting pipe 2 wears to establish the leakproofness around installation through-hole 11, avoids 1 interior water outflow of inspection shaft, has ensured that road bed and construction build basic stable in structure and security around the inspection shaft 1.

The underground pipeline connecting system of the embodiment is described in detail below with reference to the accompanying drawings.

The manhole 1 is provided for the convenience of maintenance and installation of urban underground infrastructure such as power supply, water supply or gas pipes. Inspection shafts 1 are typically provided at pipe junctions, turns, pipe diameters or grade changes to facilitate periodic inspection of ancillary structures. When connecting the branch pipes, a corresponding installation through hole 11 needs to be formed in the side wall of the inspection well 1, and the installation through hole 11 penetrates through the inner wall and the outer wall of the inspection well 1.

In this embodiment, waterproof materials are disposed between the outer sealing assembly 3 and the connecting pipe 2, between the inner sealing assembly 4 and the connecting pipe 2, and between the inner wall of the mounting through hole 11 and the outer wall of the connecting pipe 2. Through filling waterproof material to reduce the clearance between outer seal subassembly 3 and connecting pipe 2, between interior seal subassembly 4 and the connecting pipe 2 and between the inner wall of installation through-hole 11 and the outer wall of connecting pipe 2, and waterproof material waterproof performance is good, further strengthens the leakproofness of the installation through-hole 11 department of inspection shaft 1, reduces the risk of leaking.

Specifically, the waterproof material is mortar. Through pouring into the mortar between external seal subassembly 3 and connecting pipe 2, between internal seal subassembly 4 and the connecting pipe 2 and between the inner wall of installation through-hole 11 and the outer wall of connecting pipe 2, both played fine waterproof sealing effect, structural strength and stability that the mortar can also strengthen 1 installation through-hole 11 department of inspection shaft simultaneously to compensate 1 intensity damage of opening installation through-hole 11 of inspection shaft.

In this embodiment, the outer sealing assembly 3 includes an outer sealing plate 31 and an outer sleeve 32, which are connected, the outer sealing plate 31 is connected to the outer wall of the inspection well 1, the outer sleeve 32 is sleeved on the outer circumference of the connecting pipe 2, and the outer sleeve 32 extends away from the center of the inspection well 1. Correspondingly, the inner sealing assembly 4 comprises an inner sealing plate 41 and an inner sleeve 42 which are connected, wherein the inner sealing plate 41 is connected with the inner wall of the inspection well 1, the inner sleeve 42 is sleeved on the periphery of the connecting pipe 2, and the inner sleeve 42 extends towards the center of the inspection well 1.

Above-mentioned setting, together connect the both ends of inspection shaft 1 to connecting pipe 2 through outer sleeve 32 and interior sleeve pipe and cup joint fixedly, and outer closing plate 31 and interior closing plate 41 are connected respectively in the outer wall and the inner wall of inspection shaft 1, realize the installation location to connecting pipe 2, avoid taking place the skew in the connecting pipe 2 installation to lead to the drainage not smooth, have ensured the mounted position and the stability of connecting pipe 2, ensure the normal drainage of underground piping system.

Further, the outer sealing plate 31 and the inner sealing plate 41 are both arc-shaped plates, the radian of the outer sealing plate 31 is consistent with that of the outer wall of the inspection well 1, and the radian of the inner sealing plate 41 is consistent with that of the inner wall of the inspection well 1. With this laminating degree between improving outer shrouding 31 and 1 outer wall of inspection shaft and between interior shrouding 41 and the 1 inner wall of inspection shaft, and then reinforcing between outer shrouding 31 and the 1 outer wall of inspection shaft and connection stability, reliability between interior shrouding 41 and the 1 inner wall of inspection shaft, laminating degree can also improve the whole aesthetic property of inspection shaft 1 better simultaneously.

In this embodiment, the outer sealing plate 31 and the outer sleeve 32 are made of integrally molded engineering plastics, and the inner sealing plate 41 and the inner sleeve 42 are also made of integrally molded engineering plastics, so that the outer sealing plate is convenient to process, low in cost and light in weight.

It should be noted that, in this embodiment, the inspection well 1 is provided with a grouting hole, and other holes in the inspection well 1 can be specifically utilized to provide grouting holes, and the grouting holes are communicated with the installation through holes 11, so that mortar can be conveniently injected into the installation gap, and the sealing performance and the structural strength of the installation through holes 11 are enhanced. The vibrating rod is attached to the outer sealing assembly 3 and the inner sealing assembly 4 for vibrating while mortar is poured, so that the mortar pouring uniformity is improved, and the uniform stress on the periphery of the installation through hole 11 after mortar is molded is ensured.

To facilitate understanding of the underground pipe connection system of the present embodiment, the following description will be made on the construction and installation process thereof:

arranging an installation through hole 11 on the side wall of the inspection well 1, and cleaning the installation through hole 11;

sleeving an outer sleeve 32 of the outer sealing assembly 3 on the periphery of the connecting pipe 2, then penetrating one end of the connecting pipe 2 into the installation through hole 11 and extending into the inspection well 1, sleeving an inner sleeve 42 of the inner sealing assembly 4 on the periphery of the connecting pipe 2 in the inspection well 1, and enabling the outer sealing plate 31 and the inner sealing plate 41 to be respectively abutted to the outer wall and the inner wall of the inspection well 1;

mortar is filled between the outward sealing component 3 and the connecting pipe 2, between the inner sealing component 4 and the connecting pipe 2 and between the inner wall of the installation through hole 11 and the outer wall of the connecting pipe 2, the mortar is filled while the vibrating rod is attached to the outer sealing component 3 and the inner sealing component 4 for vibrating, the pouring uniformity is improved, and the installation through hole 11 is uniformly stressed all around after the mortar is molded.

In addition, in other embodiments, a waterproof material may be poured between the outer sealing assembly 3 and the connecting pipe 2, between the inner sealing assembly 4 and the connecting pipe 2, and between the inner wall of the installation through hole 11 and the outer wall of the connecting pipe 2, or at two places, as needed, and the waterproof material may be specifically selected as needed, and is not limited to the solution of the embodiment.

Example two

Compared with the first embodiment, the present embodiment is different only in that: as shown in fig. 7 and 8, the outer seal member 3 and/or the inner seal member 4 is provided with a first pouring hole 33 communicating with the mounting through hole 11. The first pouring hole 33 is convenient for pouring waterproof materials into the installation through hole 11, and the first pouring hole 33 can be integrally processed along with the outer sealing assembly 3 and/or the inner sealing assembly 4, so that subsequent independent opening is not needed, and the construction process is saved.

In this embodiment, the first pouring hole 33 is provided on the outer seal member 3. Specifically, the first pouring hole 33 penetrates through the outer sealing plate 31 and is communicated with the inner cavity of the outer sleeve 32, after the connecting pipe 2 is installed, mortar can be poured into the inner cavity of the outer sleeve 32 through the first pouring hole 33, the mortar fills the gap between the inner wall of the outer sleeve 32 and the outer wall of the connecting pipe 2 and flows into the gap between the inner wall of the installation through hole 11 and the outer wall of the connecting pipe 2 and the gap between the inner wall of the inner sleeve 42 and the outer wall of the connecting pipe 2 along the inner cavity of the outer sleeve 32.

Of course, in other embodiments, the first pouring hole 33 may be provided on both the outer seal component 3 and the inner seal component 4, or the first pouring hole 33 may be provided on the inner seal component 4, according to the requirement, and is not limited to the solution of the embodiment.

EXAMPLE III

Compared with the first embodiment, the difference of the present embodiment is: as shown in fig. 9 to 12, the outer sealing assembly 3 includes a first outer sealing portion 34 and a second outer sealing portion 35 which are detachably connected, and the first outer sealing portion 34 and the second outer sealing portion 35 are fittingly clamped on two opposite sides of the connecting pipe 2; the inner sealing assembly 4 comprises a first inner sealing part 43 and a second inner sealing part 44 which are detachably connected, and the first inner sealing part 43 and the second inner sealing part 44 are matched and clamped on two opposite sides of the connecting pipe 2.

Through setting up external seal subassembly 3 and interior seal subassembly 4 into two parts of dismantling the connection, realize the installation location, simple to operate to connecting pipe 2 in the relative both sides of connecting pipe 2 through two parts cooperation joint, the mode of two parts cooperation joint connecting pipe 2 can adapt to the installation of connecting pipe 2 that has certain production error simultaneously, reduces the production required precision to connecting pipe 2.

Specifically, the outer seal assembly 3 further includes a first snap assembly 36, and the first outer seal 34 and the second outer seal 35 are detachably connected through the first snap assembly 36. Correspondingly, the inner seal assembly 4 further comprises a second clamping assembly 45, and the first inner seal part 43 and the second inner seal part 44 are detachably connected through the second clamping assembly 45. The first outer sealing part 34 and the second outer sealing part 35 are clamped and the first inner sealing part 43 and the second inner sealing part 44 are clamped through the first clamping assembly 36 and the second clamping assembly 45, and the clamping device is convenient to disassemble and assemble and good in reliability.

More specifically, the first clamping assembly 36 includes a first buckle 361 and a first clamping seat 362 that can be clamped with each other, one of the first buckle 361 and the first clamping seat 362 is disposed on the first outer enclosure 34, and the other is disposed on the second outer enclosure 35; the second clamping assembly 45 comprises a second clamping buckle 451 and a second clamping seat 452 which can be clamped with each other, wherein one of the second clamping buckle 451 and the second clamping seat 452 is arranged on the first inner sealing part 43, and the other one is arranged on the second inner sealing part 44.

During installation, the first outer sealing part 34 and the second outer sealing part 35 are clamped on two opposite sides of the part of the connecting pipe 2 outside the inspection well 1, and the first clamping buckle 361 is clamped on the first clamping seat 362 to realize locking of the first outer sealing part 34 and the second outer sealing part 35 and avoid loosening of the first outer sealing part 34 and the second outer sealing part 35; seal 43 and the second in will be in first seal 44 card in the connecting pipe 2 lies in the relative both sides of the part of inspection shaft 1, utilize the second buckle 451 joint to realize the locking of seal 43 and second in first seal 43 and second on second cassette 452, avoid its pine to take off, thereby realize that the joint of seal 44 is fixed in first outer seal 34 and second outer seal 35, first inner seal 43 and the second, the form of joint does benefit to the dismouting, good reliability.

In this embodiment, the first buckle 361 and/or the first clamping seat 362 have elasticity, and the second buckle 451 and/or the second clamping seat 452 have elasticity. Above-mentioned setting, make between first buckle 361 and the first cassette 362, elasticity joint between second buckle 451 and the second cassette 452, can better adapt to the installation of the connecting pipe 2 that has certain production error, reduce the production required precision to connecting pipe 2, the mode of elasticity joint also can make between external seal subassembly 3 and the connecting pipe 2 simultaneously, realize flexible butt between interior seal subassembly 4 and the connecting pipe 2, reduce the damage that hard contact caused connecting pipe 2.

In this embodiment, the first outer seal 34 and the second outer seal 35 in the outer seal assembly 3 and the first inner seal 43 and the second inner seal 44 in the inner seal assembly 4 are both vertically symmetrical. Specifically, the outer seal plate 31 and the outer sleeve 32 are divided along the upper and lower symmetry to form a first outer seal portion 34 and a second outer seal portion 35, the inner seal plate 41 and the inner sleeve 42 are divided along the upper and lower symmetry to form a first inner seal portion 43 and a second inner seal portion 44, the first buckle 361 and the first clamping seat 362 are respectively arranged on the sleeves of the first outer seal portion 34 and the second outer seal portion 35, and the second buckle 451 and the second clamping seat 452 are respectively arranged on the sleeves of the first inner seal portion 43 and the second inner seal portion 44.

Example four

Compared with the three embodiments, the present embodiment is different only in that: as shown in fig. 13, at least one of the first outer sealing portion 34, the second outer sealing portion 35, the first inner sealing portion 43, and the second inner sealing portion 44 is provided with a second pouring hole 341, and the second pouring hole 341 communicates with the mounting through hole 11 so as to pour the waterproof material into the mounting through hole 11.

In this embodiment, the second pouring hole 341 is provided in the first envelope portion 34. Of course, in other embodiments, the second pouring hole 341 may be disposed on the second outer seal portion 35, the first inner seal portion 43, or the second inner seal portion 44 as needed, and is not limited to this embodiment.

EXAMPLE five

Compared with the three embodiments, the present embodiment is different only in that: as shown in fig. 14 and 15, the first outer seal 34 and the second outer seal 35 in the outer seal assembly 3 and the first inner seal 43 and the second inner seal 44 in the inner seal assembly 4 are each two parts that are bilaterally symmetrical.

Specifically, the outer seal plate 31 and the outer sleeve 32 are divided in a left-right symmetrical manner to form a first outer seal portion 34 and a second outer seal portion 35, and the inner seal plate 41 and the inner sleeve 42 are divided in a left-right symmetrical manner to form a first inner seal portion 43 and a second inner seal portion 44.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (11)

1. An underground pipe connection system, comprising:

an inspection well (1) having a mounting through-hole (11);

the connecting pipe (2) penetrates through the mounting through hole (11);

the outer sealing assembly (3) is sleeved on the periphery of the connecting pipe (2) and is installed on the outer wall of the inspection well (1) so as to seal an outer port of the installation through hole (11);

and the inner sealing assembly (4) is sleeved on the periphery of the connecting pipe (2) and is arranged on the inner wall of the inspection well (1) so as to seal the inner port of the mounting through hole (11).

2. The underground pipe connection system according to claim 1, wherein a waterproof material is provided between the outer sealing assembly (3) and the connecting pipe (2) and/or between the inner sealing assembly (4) and the connecting pipe (2) and/or between an inner wall of the installation through hole (11) and an outer wall of the connecting pipe (2).

3. The underground pipe connection system of claim 2, wherein the waterproof material is mortar.

4. The underground pipe connection system according to claim 1, wherein the outer sealing assembly (3) comprises an outer sealing plate (31) and an outer sleeve (32) which are connected, the outer sealing plate (31) is connected with the outer wall of the inspection well (1), the outer sleeve (32) is sleeved on the periphery of the connecting pipe (2) and the outer sleeve (32) extends away from the center of the inspection well (1);

interior seal assembly (4) including interior shrouding (41) and inner sleeve (42) of connecting, interior shrouding (41) with the interior wall connection of inspection shaft (1), inner sleeve (42) cup joint in the periphery of connecting pipe (2) just inner sleeve (42) orientation the center of inspection shaft (1) extends.

5. The underground pipe connection system according to claim 4, wherein the outer sealing plate (31) and the inner sealing plate (41) are both arc-shaped plates, and the radian of the outer sealing plate (31) is consistent with that of the outer wall of the inspection well (1), and the radian of the inner sealing plate (41) is consistent with that of the inner wall of the inspection well (1).

6. The underground pipe connection system according to any one of claims 1 to 5, wherein the outer seal assembly (3) and/or the inner seal assembly (4) is provided with a first pouring hole (33) communicating with the installation through hole (11).

7. The underground pipe connection system according to any one of claims 1 to 3, wherein the outer seal assembly (3) comprises a first outer seal (34) and a second outer seal (35) which are detachably connected, the first outer seal (34) and the second outer seal (35) are fittingly snapped onto opposite sides of the connection pipe (2);

interior seal assembly (4) are including first interior seal (43) and the interior seal of second (44) of dismantling the connection, first interior seal (43) with interior seal of second (44) cooperation joint in the relative both sides of connecting pipe (2).

8. The underground pipe connection system according to claim 7, wherein the outer seal assembly (3) further comprises a first snap assembly (36), the first outer seal (34) and the second outer seal (35) being detachably connected by the first snap assembly (36);

interior seal assembly (4) include still include second joint subassembly (45), seal (43) in first with seal (44) pass through in the second joint subassembly (45) can dismantle the connection.

9. The underground pipe connection system according to claim 8, wherein the first clamping assembly (36) includes a first clamp (361) and a first clamp (362) that are clamped to each other, one of the first clamp (361) and the first clamp (362) being disposed on the first outer enclosure (34), and the other of the first clamp and the first clamp being disposed on the second outer enclosure (35);

the second clamping assembly (45) comprises a second clamping buckle (451) and a second clamping seat (452) which can be clamped with each other, one of the second clamping buckle (451) and the second clamping seat (452) is arranged on the first inner sealing part (43), and the other one is arranged on the second inner sealing part (44).

10. The underground pipe connection system of claim 9, wherein the first snap (361) and/or the first clamp (362) are/is resilient, and the second snap (451) and/or the second clamp (452) are/is resilient.

11. The underground pipe connection system according to claim 7, wherein a second pouring hole (341) is provided in at least one of the first outer seal portion (34), the second outer seal portion (35), the first inner seal portion (43) and the second inner seal portion (44), and the second pouring hole (341) communicates with the installation through hole (11).

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