CN206592659U - Wall water stop device for wall-passing well - Google Patents
Wall water stop device for wall-passing well Download PDFInfo
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- CN206592659U CN206592659U CN201720162683.XU CN201720162683U CN206592659U CN 206592659 U CN206592659 U CN 206592659U CN 201720162683 U CN201720162683 U CN 201720162683U CN 206592659 U CN206592659 U CN 206592659U
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Abstract
The utility model is related to a kind of wall water stop device for wall-passing well, is arranged on the part that pipeline passes through the borehole wall, including along the radial direction insulation construction, bellows and the outer sleeve that set gradually from the inside to the outside of pipeline；The outer wall of outer sleeve is fixedly connected with Well-wall sealer, has gap between the two ends of outer sleeve and the outer wall of insulation construction；One end of bellows and the backwater end of outer sleeve are tightly connected, and the other end of bellows is sealedly and fixedly connected by the outer wall of sealing structure and pipeline；The first, second tubular insulation construction that insulation construction is set up in parallel by the axial direction along pipeline is constituted, and first, second tubular insulation construction is sealedly and fixedly connected with sealing structure, sealed envelope of the shape twin conduit through the outer wall of the part of the borehole wall.The utility model can effectively prevent underground water from flowing into build inside well, the heating facility in well is built in destruction, is significantly reduced the rate of breakdown of heating system, is that heat supply company saves maintenance replacement cost the good sealing effect at pipeline through-wall.
Description
Technical field
The utility model is related to borehole wall seepage control technique field through walls, more particularly to a kind of wall water stop device for wall-passing well.
Background technology
In heating system, some parts such as valve, compensator etc. need to build well.When pipeline is by the borehole wall of building well
Underground water can be built in well by entering at pipeline through-wall.Underground water can cause a certain degree of broken to heating facility over time
It is bad, cause heating system failure.
Utility model content
For technical problem present in above-mentioned prior art, the utility model provides a kind of simple in construction, sealing effect
Really good wall water stop device for wall-passing well, can effectively prevent underground water from flowing into build inside well, and the heat supply that intrusion, destruction are built in well is set
Apply.
The technical solution of the utility model is：A kind of wall water stop device for wall-passing well, is arranged on the part that pipeline passes through the borehole wall, bag
Include the insulation construction set gradually from the inside to the outside along the radial direction of the pipeline, bellows and outer sleeve；
The outer wall of the outer sleeve is fixedly connected with the Well-wall sealer, the outer sleeve on the outside of the borehole wall one
Hold as end facing water, the one end of the outer sleeve on the inside of the borehole wall is backwater end, the end facing water and backwater of the outer sleeve
End has gap between the outer wall of the insulation construction；
One end of the bellows is the first sealed end, and the other end of the bellows is the second sealed end, the ripple
First sealed end of pipe is tightly connected with the backwater end of the outer sleeve, and the second sealed end of the bellows passes through sealing structure
It is sealedly and fixedly connected with the outer wall of the pipeline；
The the first tubular insulation construction and the second tubular that the insulation construction is set up in parallel by the axial direction along the pipeline are protected
Warm structure composition, the first tubular insulation construction and the second tubular insulation construction one end close to each other with the sealing
Sealing structure is fixedly connected, and forms the sealed envelope of the outer wall for the part that the borehole wall is passed through to the pipeline, and is worn in the pipeline
Cross after the borehole wall installation, the other end of the first tubular insulation construction stretches out the outside of the borehole wall, second tubular
The other end of insulation construction stretches out the inner side of the borehole wall.
As preferred：The sealing structure includes connection board, and the connection board is annular plate-like structure, the connection
Riser is set on the pipeline and is sealedly and fixedly connected with the outer wall of the pipeline, the connection board and the outer sleeve
There is gap between inwall, the first tubular insulation construction and the second tubular insulation construction respectively with the connection board two
Side seal is fixedly connected.
As preferred：The first tubular insulation construction set gradually from the inside to the outside by the radial direction along the pipeline first
Heat-insulation layer and the first protection sleeve pipe composition；
The second heat-insulation layer that the second tubular insulation construction is set gradually by the radial direction along the pipeline from the inside to the outside and
Second protection sleeve pipe is constituted.
As preferred：The sealing structure also includes corresponding with first protection sleeve pipe and the second protection sleeve pipe respectively
Two annular sealed connecting components, two sealed connecting components are sealedly and fixedly connected in the both sides of the connection board, remote respectively
From annular link slot is offered on the end face of the connection board respectively, first protection sleeve pipe and the second protection sleeve pipe are close
One end of the connection board insert respectively correspondence sealed connecting component annular link slot in, and with corresponding sealed connecting component it
Between be sealedly and fixedly connected.
As preferred：The sealing structure also includes two seals for being separately positioned on the connection board both sides, its
In a seal be filled in the outer wall of the pipeline, the wherein side of the connection board, first heat-insulation layer and wherein
In the first cavity that one sealed connecting component is enclosed, another seal is filled in the outer wall of the pipeline, the connection
In the second cavity that the opposite side of riser, second heat-insulation layer and another sealed connecting component are enclosed.
As preferred：The bellows-sheathed is located at the outside of the second tubular insulation construction, the second of the bellows
Sealed end is arranged with the second fixed cylinder for sealing against and being fixedly connected, and second fixed cylinder and the connection board are towards described
The side of second tubular insulation construction is sealedly and fixedly connected.
As preferred：First sealed end of the bellows is arranged with the first fixed cylinder for sealing against and being fixedly connected, institute
The outer wall for stating the first fixed cylinder is sealedly and fixedly connected by the backwater end of the second shrouding and the outer sleeve.
As preferred：The inwall of first fixed cylinder is fixedly connected with the 3rd shrouding of annular, the 3rd shrouding
The outer wall of annular inner wall and the second tubular insulation construction is slidably matched.
As preferred：The end facing water of the outer sleeve is provided with quill, and the outer wall of the quill passes through first
Shrouding is sealedly and fixedly connected with the outer sleeve, is slided between the inwall of the quill and the first tubular insulation construction
Coordinate.
As preferred：The reinforcement baffle plate of annular, the annular of the reinforcement baffle plate are arranged with the middle part of the outer wall of the outer sleeve
It is sealedly and fixedly connected between the outer wall of inwall and the outer sleeve.
The beneficial effects of the utility model are：The utility model is simple in construction, can to the good sealing effect at pipeline through-wall
Effectively to prevent underground water from flowing into build inside well, the heating facility in well is built in intrusion, destruction, greatly protects heat supply to set
Apply, reduce the rate of breakdown of heating system, substantially increase heat power equipment and build the service life of well, be heat supply company section
Maintenance replacement cost is saved.
The utility model is connected with outer sleeve and seal for pipe joints respectively by the two ends of bellows, and realization is worn to pipeline
Sealing at wall, bellows has the absorption and self tuning performance to deformation quantity, makes it in pipeline because temperature change occurs
When deformation or/and displacement, deformation and mobile deformation quantity are absorbed by bellows, without passing to outer sleeve, it is ensured that
Absolute fixation between outer sleeve and the borehole wall, it is ensured that the excellent sealing between outer sleeve and the borehole wall.
The utility model is by insulation construction to isolating between pipeline and the borehole wall, it is to avoid heat donor fluid in pipeline
Temperature is influenceed by borehole wall temperature, and reduces heating efficiency.
The utility model by the way of bellows and pipeline is directly fixed, and by insulation construction be arranged to segmented with
Pipeline is attached fixation, it is ensured that the absolute fixation between the end of bellows and pipeline, also ensure that insulation construction and pipe
Absolute fixation between road, so as to ensure that the utility model is protected to effective sealing at pipeline through-wall.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present utility model installed in the borehole wall；
Fig. 2 is the half sectional view of the utility model embodiment；
Fig. 3 is the enlarged drawing at A in Fig. 2.
The 01- boreholes wall in figure；1- pipelines；2- the first tubular insulation constructions；The protection sleeve pipes of 201- first；202- first is incubated
Layer；3- the second tubular insulation constructions；The protection sleeve pipes of 301- second；The heat-insulation layers of 302- second；4- quills；The shroudings of 5- first；
6- outer sleeves；7- seals；8- sealed connecting components；9- connection boards；10- strengthens baffle plate；11- bellowss；The shroudings of 12- second；
The fixed cylinders of 13- first；The shroudings of 14- the 3rd；The fixed cylinders of 15- second.
Embodiment
, below will be to technology of the present utility model to make the purpose of this utility model, technical scheme and advantage clearer
Scheme is described in detail.Obviously, described embodiment is only a part of embodiment of the utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Resulting all other embodiment is put, the scope that the utility model is protected is belonged to.
It is connected with each other and is formed between the object for referring to two connections that is sealedly and fixedly connected mentioned in the utility model
The fixation of relative position, and be the state being fully sealed in junction.
As shown in Figure 1 to Figure 3, a kind of wall water stop device for wall-passing well, is arranged on the part that pipeline 1 passes through the borehole wall 01, positioned at pipe
Between the outer wall and the borehole wall 01 in road 1.The wall water stop device for wall-passing well includes the insulation set gradually from the inside to the outside along the radial direction of pipeline 1
Structure, bellows 11 and outer sleeve 6.
As shown in figure 1, the length of outer sleeve 6 is equal with the thickness of the borehole wall 01, and the outer wall of outer sleeve 6 is sealed with the borehole wall 01
It is fixedly connected.
Outer sleeve 6 is end facing water close to the one end in the outside of the borehole wall 01, and outer sleeve 6 is backwater close to one end of the inner side of the borehole wall 01
End.After outer sleeve 6 is connected with the borehole wall 01, the end facing water of outer sleeve 6 is flushed with the lateral wall of the borehole wall 01, the back of the body of outer sleeve 6
Water end (W.E.) is flushed with the madial wall of the borehole wall 01.
The reinforcement baffle plate 10 of annular is arranged with the middle part of the outer wall of outer sleeve 6, strengthens the annular inner wall and overcoat of baffle plate 10
It is sealedly and fixedly connected between the outer wall of cylinder 6.In the present embodiment, strengthen between the annular inner wall of baffle plate 10 and the outer wall of outer sleeve 6
Sealing fixation is formed by welding.Because the borehole wall 01 is generally brick or concrete structure, increases in the outer wall of outer sleeve 6 and strengthen
Baffle plate 10, on the one hand can increase the bonding strength between outer sleeve 6 and the borehole wall 01, on the other hand strengthen baffle plate 10 also with good
Good dash effect.
Because pipeline 1 can be deformed or/and shifted as the temperature of its interior heat donor fluid changes.In meeting for outer sleeve 6
Water end (W.E.) and backwater end have gap between the outer wall of insulation construction.So, in pipeline 1 because temperature change deforms
Or/and the connection between outer sleeve 6 and the borehole wall 01 will not be had undesirable effect during displacement.
As shown in Figures 2 and 3, in the present embodiment, outer sleeve 6 is the rounded cylindrical structure of open at both ends.In outer sleeve 6
End facing water be provided with quill 4, the outer wall of quill 4 is sealedly and fixedly connected by the first shrouding 5 and outer sleeve 6, living
It is slidably matched between the inwall of moving sleeve 4 and the first tubular insulation construction 2.In the present embodiment, the first shrouding 5 respectively with movable sleeve
Between 4 outer wall of cylinder and the inwall of outer sleeve 6 sealing fixation is formed by welding.
In the present embodiment, bellows 11 using flexible corrugated stainless steel tubing, its have it is corrosion-resistant, it is non-aging, use the longevity
Order long advantage.In addition, the bellows 11 that bellows 11 can also be made of other flexible materials, such as rubber bellows.
One end of bellows 11 is the first sealed end, and the other end of bellows 11 is the second sealed end.The of bellows 11
The backwater end of one sealed end and outer sleeve 6 is tightly connected, and concrete structure is：
The first fixed cylinder 13 for sealing against and being fixedly connected, the first fixed cylinder 13 are arranged in the first sealed end of bellows 11
Outer wall be sealedly and fixedly connected by the backwater end of the second shrouding 12 and outer sleeve 6.In the present embodiment, bellows 11 and first is consolidated
Form sealing by welding between safety barrel 13 and fix, the second shrouding 12 respectively with the outer wall of the first fixed cylinder 13 and outer sleeve 6
Between inwall sealing fixation is formed by welding.If bellows 11 uses rubber bellows, itself and the first fixed cylinder
13 are fixed by adhesive means formation sealing.
The inwall of first fixed cylinder 13 is fixedly connected with the 3rd shrouding 14 of annular, the annular outer wall of the 3rd shrouding 14 and the
One fixed cylinder 13 is welded and fixed, and the outer wall of the 3rd edge sealing annular inner wall and the second tubular insulation construction 3 is slidably matched.
Second sealed end of bellows 11 is sealedly and fixedly connected by sealing structure and the outer wall of pipeline 1.Bellows 11
Two ends are sealedly and fixedly connected with outer sleeve 6 and pipeline 1 respectively, on the one hand play the sealed separation to the place through walls of pipeline 1；The opposing party
Face, when pipeline 1 is deformed or/and shifted due to temperature change, deformation and mobile deformation quantity are inhaled by bellows 11
Receive, without being transferred to outer sleeve 6, it is ensured that the good seal performance between outer sleeve 6 and the borehole wall 01.
The first tubular insulation construction 2 and the second tubular insulation construction 3 that insulation construction is set up in parallel by the axial direction along pipeline 1
Composition.First tubular insulation construction 2 and the second tubular insulation construction 3 are located at the both sides of sealing structure respectively, and close to each other
One end be sealedly and fixedly connected with sealing structure, shape twin conduit 1 through the borehole wall 01 part outer wall sealed envelope.
After pipeline 1 is installed through the borehole wall 01, the other end of the first tubular insulation construction 2 stretches out the outside of the borehole wall 01, the insulation of the second tubular
The other end of structure 3 stretches out the inner side of the borehole wall 01.
The first heat-insulation layer 202 and first that first tubular insulation construction 2 is set gradually from the inside to the outside by the radial direction along pipeline 1
Protection sleeve pipe 201 is constituted.The second heat-insulation layer that second tubular insulation construction 3 is set gradually from the inside to the outside by the radial direction along pipeline 1
302 and second protection sleeve pipe 301 constitute.
First tubular insulation construction 2 and the second tubular insulation construction 3 are fixed with the both sides sealing of connection board 9 respectively to be connected
Connect.
Sealing structure includes connection board 9, sealed connecting component 8 and seal 7.
Connection board 9 is annular plate-like structure, and connection board 9 is set on pipeline 1 and seals fixation with the outer wall of pipeline 1
Connection.In the present embodiment, sealing fixation is formed by welding between the annular outer wall of connection board 9 and the outer wall of pipeline 1.
There is gap, to avoid deforming in pipeline 1 between the annular outer wall of connection board 9 and the inwall of outer sleeve 6
Or/and the connection between outer sleeve 6 and the borehole wall 01 is had undesirable effect during displacement.
Sealed connecting component 8 is two and corresponding with the first protection sleeve pipe 201 and the second protection sleeve pipe 301 respectively.Two close
Envelope connector 8 is coaxially disposed with the first protection sleeve pipe 201 and the second protection sleeve pipe 301 in a ring and respectively.Two sealings connect
Fitting 8 is sealedly and fixedly connected in the both sides of connection board 9 respectively.In the present embodiment, two sealed connecting components 8 are vertical respectively at connection
The both sides of plate 9 form sealing fixation by welding.
Offer annular link slot, the first protection sleeve pipe 201 and the second protection respectively on the end face away from connection board 9
Sleeve pipe 301 close to one end of connection board 9 insert respectively correspondence sealed connecting component 8 annular link slot in, and with it is corresponding close
It is sealedly and fixedly connected between envelope connector 8.First protection sleeve pipe 201 and the second protection sleeve pipe 301 can pass through welding, gluing etc.
Mode is fixed with the formation sealing of corresponding sealed connecting component 8.
Seal 7 is also two, is separately positioned on the both sides of connection board 9.Seal 7 is by ultra-fine centrifugal fiber cotton
Into.One of seal 7 is filled in the outer wall of pipeline 1, the wherein side of connection board 9, the first heat-insulation layer 202 and wherein one
In the first cavity that individual sealed connecting component 8 is enclosed, another seal 7 is filled in the outer wall of pipeline 1, connection board 9
In the second cavity that opposite side, the second heat-insulation layer 302 and another sealed connecting component 8 are enclosed.
By sealed connecting component 8 and seal 7, it can prevent underground water from passing through between quill 4 and insulation construction
Gap enters in outer sleeve 6, to the region between the first tubular insulation construction 2 and the second tubular insulation construction 3 and connection board 9
Cause to corrode.
In the present embodiment, bellows 11 is sheathed on the outside of the second tubular insulation construction 3, the second sealed end of bellows 11
The second fixed cylinder 15 for sealing against and being fixedly connected is arranged with, the second fixed cylinder 15 is incubated with connection board 9 towards the second tubular
The side of structure 3 is sealedly and fixedly connected.
In the present embodiment, sealing is formed admittedly by welding between the second fixed cylinder 15 and bellows 11 and connection board 9
It is fixed.If bellows 11 uses rubber bellows, it can form sealing between the second fixed cylinder 15 by gluing mode
It is fixed.
Insulation construction is arranged to segmented knot by by the direct fixation of bellows 11 and pipeline 1 by the utility model
Structure is attached fixation with pipeline 1, it is ensured that the absolute fixation between the end of bellows 11 and pipeline 1, also ensure that insulation
Absolute fixation between structure and pipeline 1.So as to ensure that the utility model is protected to effective sealing at the place through walls of pipeline 1.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, it should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the power
The protection domain that profit is required is defined.
Claims (10)
1. a kind of wall water stop device for wall-passing well, is arranged on the part that pipeline (1) passes through the borehole wall (01), it is characterised in that：Including along institute
State insulation construction, bellows (11) and outer sleeve (6) that the radial direction of pipeline (1) is set gradually from the inside to the outside；
The outer wall of the outer sleeve (6) is sealedly and fixedly connected with the borehole wall (01), and the outer sleeve (6) is close to the borehole wall
(01) one end on the outside of is end facing water, and the one end of the outer sleeve (6) on the inside of the borehole wall (01) is backwater end, described outer
The end facing water of sleeve (6) and backwater end have gap between the outer wall of the insulation construction；
One end of the bellows (11) is the first sealed end, and the other end of the bellows (11) is the second sealed end, described
The backwater end of first sealed end of bellows (11) and the outer sleeve (6) is tightly connected, and the second of the bellows (11) is close
End-blocking is sealedly and fixedly connected by sealing structure and the outer wall of the pipeline (1)；
The first tubular insulation construction (2) and the second tubular that the insulation construction is set up in parallel by the axial direction along the pipeline (1)
Insulation construction (3) is constituted, and the first tubular insulation construction (2) and the second tubular insulation construction (3) are in one end close to each other
It is sealedly and fixedly connected with the sealing structure, forms the sealing of the outer wall for the part that the borehole wall (01) is passed through to the pipeline (1)
Parcel, and after the pipeline (1) is installed through the borehole wall (01), the other end of the first tubular insulation construction (2) is stretched
Go out the outside of the borehole wall (01), the other end of the second tubular insulation construction (3) stretches out the inner side of the borehole wall (01).
2. wall water stop device for wall-passing well according to claim 1, it is characterised in that：The sealing structure includes connection board
(9), the connection board (9) be annular plate-like structure, the connection board (9) be set on the pipeline (1) and with it is described
The outer wall of pipeline (1) is sealedly and fixedly connected, and has gap, institute between the inwall of the connection board (9) and the outer sleeve (6)
The both sides sealing of the first tubular insulation construction (2) and the second tubular insulation construction (3) respectively with the connection board (9) is stated to fix
Connection.
3. wall water stop device for wall-passing well according to claim 2, it is characterised in that：The first tubular insulation construction (2) by
The first heat-insulation layer (202) and the first protection sleeve pipe (201) composition set gradually from the inside to the outside along the radial direction of the pipeline (1)；
The second heat-insulation layer that the second tubular insulation construction (3) is set gradually from the inside to the outside by the radial direction along the pipeline (1)
(302) constituted with the second protection sleeve pipe (301).
4. wall water stop device for wall-passing well according to claim 3, it is characterised in that：The sealing structure also include respectively with institute
State the first protection sleeve pipe (201) and the corresponding two annular sealed connecting components (8) of the second protection sleeve pipe (301), two sealings
Connector (8) is sealedly and fixedly connected in the both sides of the connection board (9) respectively, in the end face away from the connection board (9)
Upper to offer annular link slot respectively, first protection sleeve pipe (201) and the second protection sleeve pipe (301) are vertical close to the connection
One end of plate (9) insert respectively correspondence sealed connecting component (8) annular link slot in, and with corresponding sealed connecting component (8) it
Between be sealedly and fixedly connected.
5. wall water stop device for wall-passing well according to claim 4, it is characterised in that：The sealing structure also includes setting respectively
Two seals (7) in the connection board (9) both sides, one of seal (7) is filled in the outer of the pipeline (1)
Wall, the wherein side of the connection board (9), first heat-insulation layer (202) and one of sealed connecting component (8) enclose and
Into the first cavity in, another seal (7) be filled in the outer wall of the pipeline (1), the connection board (9) it is another
In the second cavity that side, second heat-insulation layer (302) and another sealed connecting component (8) are enclosed.
6. wall water stop device for wall-passing well according to claim 2, it is characterised in that：The bellows (11) is sheathed on described
The outside of two tubular insulation constructions (3), the second sealed end of the bellows (11) is arranged with for sealing against and being fixedly connected
Two fixed cylinders (15), second fixed cylinder (15) and the connection board (9) are towards the second tubular insulation construction (3)
Side is sealedly and fixedly connected.
7. wall water stop device for wall-passing well according to claim 6, it is characterised in that：First sealed end of the bellows (11)
The first fixed cylinder (13) for sealing against and being fixedly connected is arranged with, the outer wall of first fixed cylinder (13) passes through the second shrouding
(12) the backwater end with the outer sleeve (6) is sealedly and fixedly connected.
8. wall water stop device for wall-passing well according to claim 7, it is characterised in that：The inwall of first fixed cylinder (13) is consolidated
Surely the 3rd shrouding (14) of annular, annular inner wall and the second tubular insulation construction of the 3rd shrouding (14) are connected with
(3) outer wall is slidably matched.
9. wall water stop device for wall-passing well as claimed in any of claims 1 to 8, it is characterised in that：The outer sleeve (6)
End facing water be provided with quill (4), the outer wall of the quill (4) passes through the first shrouding (5) and the outer sleeve (6)
It is sealedly and fixedly connected, is slidably matched between the inwall of the quill (4) and the first tubular insulation construction (2).
10. wall water stop device for wall-passing well as claimed in any of claims 1 to 8, it is characterised in that：The outer sleeve
(6) the reinforcement baffle plate (10) of annular, the annular inner wall for strengthening baffle plate (10) and the outer sleeve are arranged with the middle part of outer wall
(6) it is sealedly and fixedly connected between outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162683.XU CN206592659U (en) | 2017-02-22 | 2017-02-22 | Wall water stop device for wall-passing well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162683.XU CN206592659U (en) | 2017-02-22 | 2017-02-22 | Wall water stop device for wall-passing well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206592659U true CN206592659U (en) | 2017-10-27 |
Family
ID=60126724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720162683.XU Active CN206592659U (en) | 2017-02-22 | 2017-02-22 | Wall water stop device for wall-passing well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206592659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623172A (en) * | 2020-04-30 | 2020-09-04 | 江苏理想空间装饰工程股份有限公司 | Anti-leakage structure for pipeline penetrating floor slab |
-
2017
- 2017-02-22 CN CN201720162683.XU patent/CN206592659U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623172A (en) * | 2020-04-30 | 2020-09-04 | 江苏理想空间装饰工程股份有限公司 | Anti-leakage structure for pipeline penetrating floor slab |
| CN111623172B (en) * | 2020-04-30 | 2023-11-07 | 江苏理想空间装饰工程股份有限公司 | Anti-leakage structure of floor penetrating pipeline |
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