CN207018648U - One kind is used for pipeline big displacement biological shielding type flexible blockage structure - Google Patents
One kind is used for pipeline big displacement biological shielding type flexible blockage structure Download PDFInfo
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- CN207018648U CN207018648U CN201720579338.6U CN201720579338U CN207018648U CN 207018648 U CN207018648 U CN 207018648U CN 201720579338 U CN201720579338 U CN 201720579338U CN 207018648 U CN207018648 U CN 207018648U
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Abstract
The utility model is related to a kind of pipeline big displacement biological shielding type flexible blockage structure that is used for includes liner mechanism, plugging mechanism and outer sealing mechanism；Liner mechanism includes two inner bushing rings, and two inner bushing ring one end are connected by being flexible coupling, and inner bushing ring treats that closure site fitting is arranged on inner-walls of duct through pipeline；Plugging mechanism includes closure ring and closure briquetting, and the snap-in pipeline that is arranged on of closure ring treats in closure site that lower limit ring is stuck on inner-walls of duct, and closure briquetting pressing is fixed in closure ring, and closure ring pressing is fixed on into pipeline treats in closure site；Outer sealing mechanism includes the first outer seal ring and the second outer seal ring, and the first outer seal ring and the second outer seal ring, which are mutually spliced, is coated on pipeline external, treats that closure site carries out secondary plugging to pipeline, has pliability, and plugging effect is good, service life length, is hardly damaged.
Description
Technical field
It the utility model is related to a kind of plugging structure, and in particular to one kind is used for the flexible envelope of pipeline big displacement biological shielding type
Bridging structure.
Background technology
In nuclear island building, electric power, communication, HVAC, water and various process pipelines all can be according to the requirements pair of fire compartment
These carry out fireproof blocking through the pipeline of floor, wall etc..Fireproof blocking is to being spaced apart mouth, running through using fire-proof sealing material
Mouth, building gap are sealed and clogged, and it is worked in defined fire resistance period with corresponding component synergism, to prevent heat
A kind of technical measures of amount, flame and fire and smoke spread diffusion.Simultaneously there is nuclear radiation in many places of nuclear power station, and radiation can accelerate material
Expect aging, also easy Adsorption of Radioactive dust forms permanent radioactive source to porous concrete surface, so as to running and repairing
Personnel cause permanent damage.Therefore, the use of biological shielding material is the most frequently used preventive means of nuclear power station.
In practical engineering application, because metallic conduit expands with heat and contract with cold and arranged the problem of support is spacing, metallic conduit exists
Occur in operation it is a certain or it is multi-direction there is big displacement, mechanical pipe holes blocking material is on the premise of ensureing to block function
Pipeline big displacement can also be born without destroying, possess certain displacement deformation ability, but conventional biological shielding blocks material
The rigidity of material is larger, can not meet the requirement.
Utility model content
The utility model proposes one kind and is used for pipeline big displacement biological shielding type flexible blockage structure regarding to the issue above,
With pliability, plugging effect is good, service life length, is hardly damaged.
Specific technical scheme is as follows：
One kind is used for pipeline big displacement biological shielding type flexible blockage structure, including liner mechanism, plugging mechanism and covering
Mechanism；The liner mechanism includes the inner bushing ring that two sections are semi arch structure, and two inner bushing ring one end are added by being flexible coupling
With connection, inner bushing ring treats that closure site fitting is arranged on inner-walls of duct through pipeline；The plugging mechanism include closure ring and
Briquetting is blocked, closure ring is fixed on the other end of two inner bushing rings, and the section for blocking ring is cirque structure, blocks and is provided with ring
One cast becomes chamber, and deformation intracavitary filling plaster, the loading of plaster is 3/4-the 4/5 of deformation cavity volume, is blocked on the outer wall of ring
Provided with upper limit ring group and lower limit ring, upper limit ring group is made up of some spacing rings, positioned at the top of closure ring, lower limit ring
Positioned at the bottom of closure ring, the snap-in pipeline that is arranged on of closure ring treats in closure site that lower limit ring is stuck on inner-walls of duct,
Closure briquetting is cylindrical structure, and closure briquetting is provided with external screw thread, and what closure briquetting bottom caved inward is provided with a circle avoidance
Groove, it is in truncated cone-shaped structure to make closure briquetting bottom, and closure briquetting pressing is fixed in closure ring, and closure ring pressing is fixed on into pipe
Treat in closure site in road；The outer sealing mechanism includes the first outer seal ring and the second outer seal ring, the first outer seal ring and the second outer seal ring
One end is connected by hinge, and the other end is fixed by bolt, nut, and fixing groove is provided with the first outer seal ring, fixing groove
Shape and the shape of plugging mechanism are mutually agreed with, and the first outer seal ring and the second outer seal ring, which are mutually spliced, is coated on pipeline external, blocks
Mechanism is arranged in fixing groove, treats that closure site carries out secondary plugging to pipeline.
Above-mentioned one kind is used for pipeline big displacement biological shielding type flexible blockage structure, wherein, the width of the inner bushing ring is
L1, the external diameter for blocking ring is d1, internal diameter d2, and the external diameter for blocking briquetting is d3, d2 ＜ L1 ＜ d1,1.1*d2 ＜ d3 ＜ 1.3*
D2, d3 ＜ d1.
Above-mentioned one kind is used for pipeline big displacement biological shielding type flexible blockage structure, wherein, the first outer seal ring and
Sealing ring is equipped with the inwall of two outer seal rings.
Above-mentioned one kind is used for pipeline big displacement biological shielding type flexible blockage structure, wherein, the section shape of the deformation chamber
Shape is ellipsoidal structure.
Above-mentioned one kind is used for pipeline big displacement biological shielding type flexible blockage structure, wherein, the inner bushing ring is provided with slow
Rush chamber.
Above-mentioned one kind is used for pipeline big displacement biological shielding type flexible blockage structure, wherein, the wall thickness of the inner bushing ring is
2-10mm。
The beneficial effects of the utility model are：
The utility model is treated inner bushing ring through pipeline in use, pipeline first is treated into closure site is trimmed to circular configuration
Closure site fitting is arranged on inner-walls of duct, and the pipeline that is arranged on for making closure ring snap-in is treated in closure site, lower limit ring
It is stuck on inner-walls of duct, then closure briquetting pressing is fixed in closure ring, because closure briquetting external diameter is more than in closure ring
Footpath, deformation chamber are deformed upon in the presence of briquetting is blocked, while closure ring pressing is fixed on into pipeline and treated in closure site, most
Secondary plugging is subject to by outer sealing mechanism afterwards；Liner mechanism, plugging mechanism and outer sealing mechanism use rubber as raw material, peripheral hardware
Waterproof layer, pliability is good, and plugging effect is good, service life length, is hardly damaged.
Brief description of the drawings
Fig. 1 is the utility model radial cross-section.
Fig. 2 is the utility model axial sectional view.
Fig. 3 is that the utility model blocks briquette structure figure.
Embodiment
To make the technical solution of the utility model become apparent from clearly, below in conjunction with the accompanying drawings entering the utility model traveling one
Step description, any scheme drawn to the technical characteristic progress equivalencing of technical solutions of the utility model and conventional reasoning fall
Enter scope of protection of the utility model.
Reference
Liner mechanism 1, plugging mechanism 2, outer sealing mechanism 3, inner bushing ring 4, cushion chamber 5,6, the closure ring 7 that is flexible coupling, closure are pressed
Block 8, deformation chamber 9, plaster 10, upper limit ring group 11, lower limit ring 12, pipeline 13, escape groove 14, the first outer seal ring 15, second
Outer seal ring 16, fixing groove 17, sealing ring 18.
One kind is used for pipeline big displacement biological shielding type flexible blockage structure, including liner mechanism 1, plugging mechanism 2 and outside
Sealing mechanism 3；
The liner mechanism includes the inner bushing ring 4 that two sections are semi arch structure, and the wall thickness of inner bushing ring is 2-10mm, interior
Grommet is provided with cushion chamber 5, and two inner bushing ring one end 6 are connected by being flexible coupling, and inner bushing ring treats closure site through pipeline
Fitting is arranged on inner-walls of duct；
The plugging mechanism includes closure ring 7 and closure briquetting 8, and closure ring is fixed on the other end of two inner bushing rings, envelope
The section of blocking ring is cirque structure, and a cast is provided with closure ring and becomes chamber 9, the cross sectional shape of the deformation chamber is tied for ellipse
Structure, deformation intracavitary filling plaster 10, the loading of plaster is 3/4-the 4/5 of deformation cavity volume, blocks the outer wall of ring provided with upper
Spacing ring group 11 and lower limit ring 12, upper limit ring group are made up of some spacing rings, positioned at the top of closure ring, lower limit ring position
In the bottom of closure ring, the snap-in pipeline that is arranged on of closure ring treats in closure site that lower limit ring is stuck on the inwall of pipeline 13,
Closure briquetting is cylindrical structure, and what closure briquetting bottom caved inward is provided with a circle escape groove 14, makes the closure briquetting bottom be in
Truncated cone-shaped structure, closure briquetting pressing are fixed in closure ring, and closure ring pressing is fixed on into pipeline treats in closure site；
The width of the inner bushing ring is L1, and the external diameter for blocking ring is d1, internal diameter d2, and the external diameter for blocking briquetting is d3, d2
＜ L1 ＜ d1,1.1*d2 ＜ d3 ＜ 1.3*d2, d3 ＜ d1；
The outer sealing mechanism includes the first outer 15 and second outer seal ring 16 of seal ring, the first outer seal ring and second outer seal ring one end
Connected by hinge, the other end is fixed by bolt, nut, and fixing groove 17, the shape of fixing groove are provided with the first outer seal ring
The shape of shape and plugging mechanism is mutually agreed with, and the first outer seal ring and the second outer seal ring, which are mutually spliced, is coated on pipeline external, stopple plugging machine
Structure is arranged in fixing groove, pipeline is treated closure site carry out secondary plugging, the first outer seal ring and the second outer seal ring it is interior
Sealing ring 18 is equipped with wall.
Claims (6)
1. one kind is used for pipeline big displacement biological shielding type flexible blockage structure, it is characterized in that, including liner mechanism, plugging mechanism
With outer sealing mechanism；The liner mechanism includes the inner bushing ring that two sections are semi arch structure, and two inner bushing ring one end pass through soft
Connected, inner bushing ring treats that closure site fitting is arranged on inner-walls of duct through pipeline；The plugging mechanism includes envelope
Blocking ring and closure briquetting, closure ring are fixed on the other end of two inner bushing rings, and the section for blocking ring is cirque structure, blocks ring
Inside it is provided with a cast and becomes chamber, deformation intracavitary filling plaster, the loading of plaster is 3/4-the 4/5 of deformation cavity volume, blocks ring
Outer wall is provided with upper limit ring group and lower limit ring, and upper limit ring group is made up of some spacing rings, positioned at the top of closure ring, under
Spacing ring treats in closure site that lower limit ring is stuck in pipeline positioned at the bottom of closure ring, the snap-in pipeline that is arranged on of closure ring
On inwall, closure briquetting is cylindrical structure, and closure briquetting is provided with external screw thread, and what closure briquetting bottom caved inward is provided with one
Escape groove is enclosed, it is in truncated cone-shaped structure to make closure briquetting bottom, and closure briquetting pressing is fixed in closure ring, and closure ring pressing is solid
Pipeline is scheduled on to treat in closure site；The outer sealing mechanism includes the first outer seal ring and the second outer seal ring, the first outer seal ring and second
Outer seal ring one end is connected by hinge, and the other end is fixed by bolt, nut, and fixing groove is provided with the first outer seal ring, Gu
Determine the shape of groove with the shape of plugging mechanism mutually to agree with, the first outer seal ring and the second outer seal ring, which are mutually spliced, to be coated on outside pipeline
Portion, plugging mechanism are arranged in fixing groove, treat that closure site carries out secondary plugging to pipeline.
2. one kind as claimed in claim 1 is used for pipeline big displacement biological shielding type flexible blockage structure, it is characterized in that, it is described
The width of inner bushing ring is L1, and the external diameter for blocking ring is d1, internal diameter d2, and the external diameter for blocking briquetting is d3, d2 ＜ L1 ＜ d1,1.1*
D2 ＜ d3 ＜ 1.3*d2, d3 ＜ d1.
3. one kind as claimed in claim 1 is used for pipeline big displacement biological shielding type flexible blockage structure, it is characterized in that, it is described
Sealing ring is equipped with the inwall of first outer seal ring and the second outer seal ring.
4. one kind as claimed in claim 1 is used for pipeline big displacement biological shielding type flexible blockage structure, it is characterized in that, it is described
The cross sectional shape of deformation chamber is ellipsoidal structure.
5. one kind as claimed in claim 1 is used for pipeline big displacement biological shielding type flexible blockage structure, it is characterized in that, it is described
Inner bushing ring is provided with cushion chamber.
6. one kind as claimed in claim 1 is used for pipeline big displacement biological shielding type flexible blockage structure, it is characterized in that, it is described
The wall thickness of inner bushing ring is 2-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720579338.6U CN207018648U (en) | 2017-05-23 | 2017-05-23 | One kind is used for pipeline big displacement biological shielding type flexible blockage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720579338.6U CN207018648U (en) | 2017-05-23 | 2017-05-23 | One kind is used for pipeline big displacement biological shielding type flexible blockage structure |
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| Publication Number | Publication Date |
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| CN207018648U true CN207018648U (en) | 2018-02-16 |
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| CN201720579338.6U Active CN207018648U (en) | 2017-05-23 | 2017-05-23 | One kind is used for pipeline big displacement biological shielding type flexible blockage structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425623A (en) * | 2019-07-16 | 2019-11-08 | 上海一建安装工程有限公司 | A kind of installation method of indoor heating hot water pipeline |
-
2017
- 2017-05-23 CN CN201720579338.6U patent/CN207018648U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425623A (en) * | 2019-07-16 | 2019-11-08 | 上海一建安装工程有限公司 | A kind of installation method of indoor heating hot water pipeline |
| CN110425623B (en) * | 2019-07-16 | 2021-06-15 | 上海一建安装工程有限公司 | Installation method of hot water pipeline for indoor heating |
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