CN209068700U - A kind of gas filtration ventilation built-in pipe - Google Patents
A kind of gas filtration ventilation built-in pipe Download PDFInfo
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- CN209068700U CN209068700U CN201821690701.2U CN201821690701U CN209068700U CN 209068700 U CN209068700 U CN 209068700U CN 201821690701 U CN201821690701 U CN 201821690701U CN 209068700 U CN209068700 U CN 209068700U
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- fixed sleeving
- connecting hole
- ventilation
- ventilation shaft
- bolt
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Abstract
The utility model relates to a kind of gas filtration ventilation built-in pipes, including ventilation shaft, the ventilation shaft both ends are symmetrically arranged with fixed sleeving, the left side fixed sleeving and the outer side of the right side fixed sleeving are respectively connected with flange, connecting hole is symmetrically arranged on the flange, protruding ring is fixedly connected between the connecting hole, seam is equipped on the inside of the protruding ring, the seam inner wall is equipped with seal washer, the outside the ventilation duct is fixedly connected with closed rib, bolt connecting hole is equipped on the fixed sleeving and ventilation shaft, bolt is equipped with inside the bolt connecting hole, and the fixed sleeving is fixedly connected by bolt-through bolt connecting hole with ventilation shaft, reduce welding, the operation such as gas cutting, reduce the dependence to site operation worker's technical level, it reduces and construction worker's level of skill is required also to can guarantee people's air defense wind The construction quality of pipe reduces the pollution to construction environment.
Description
Technical field
The utility model relates to a kind of gas filtration ventilation built-in pipes, belong to ventilation shaft technical field.
Background technique
Existing regular situation is live processing, is welded into various pipe fittings with 3mm thick steel plate, welding is spliced at scene again, to existing
The construction requirement of field construction worker is relatively high, and large-scale building site need to enter the large scale equipments such as large-scale coiling welded machine or process outside various
At the construction field (site) by pipe fitting needed for cutting and weld being assembled into scene after the pipe fitting of caliber, in gas-filtering room scene it is narrow and
Relatively closed, site welding generates volume of smoke and toxic and harmful gas, and the personal protection of worker is relatively poor, to the body of worker
Body inevitably has an impact, and site welding just need to start to construct after the completion of civil construction, needs the longer construction period,
For this purpose, providing a kind of gas filtration ventilation built-in pipe.
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, provides a kind of gas filtration ventilation built-in pipe, can be with
Effectively solve the problems in background technique.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of gas filtration ventilation built-in pipe, including ventilation shaft, the ventilation shaft both ends are symmetrically arranged with fixed sleeving, left side
The fixed sleeving and the outer side of the right side fixed sleeving are respectively connected with flange, are symmetrically arranged with connecting hole on the flange,
It is fixedly connected with protruding ring between the connecting hole, is equipped with seam on the inside of the protruding ring, the seam inner wall is equipped with
Seal washer, the outside the ventilation duct are fixedly connected with closed rib, are equipped with bolt on the fixed sleeving and ventilation shaft
Connecting hole, the bolt connecting hole inside is equipped with bolt, and the fixed sleeving passes through bolt-through bolt connecting hole and ventilation
Pipeline is fixedly connected, and access port is equipped on the inside of the fixed sleeving, is fixedly connected with inner sleeve on the access port inner wall, described
Rubber sealing boot is socketed with inside bolt connecting hole.
Furthermore, the diameter of the closed rib is less than the diameter of fixed sleeving.
Furthermore, the inner sleeve is less than the length of fixed sleeving, and the inner sleeve and fixed sleeving top flat
Together, the protruding ring is socketed in the inside of fixed sleeving.
Furthermore, the inner sleeve is less than the length of fixed sleeving, and the inner sleeve and fixed sleeving top flat
Together, the protruding ring is socketed in the inside of fixed sleeving.
Furthermore, the seal washer with a thickness of 4mm, the ventilation shaft pipe thickness is 3mm.
Furthermore, the diameter of the ventilation shaft is respectively less than the diameter of inner sleeve, seam, and described
The diameter of inner sleeve and the diameter of seam are equal.
The utility model is the utility model has the advantages that the utility model relates to a kind of gas filtration ventilation built-in pipe, by the way that ventilation shaft is arranged,
Can be concordant with wall by ventilation shaft one end, it is another to bring out wall mm and flanged joint, by the same production of producer between ventilation shaft,
Compared to pipe fitting made of more live roll, pipe fitting can finish air-tight test in factory and dispatch from the factory again, in product quality
It ensures, by the way that fixed sleeving is arranged, fixed sleeving is connected using the bolt that bolt extends through connection ventilation shaft and fixed sleeving
Hole is connect, the bonding strength between ventilation shaft and flange can be reinforced, avoids falling off in ventilation shaft when used for a long time, is led to
Setting flange to be crossed, can be connect by threaded rod with connecting hole, makes to be connected between two ventilation shafts, scene can quickly assemble,
The labor intensity of worker is greatly reduced, while using flanged joint, welding workload can be reduced, the construction at the scene of reducing is difficult
Protruding ring is fixed and is spliced inside fixed sleeving by the way that protruding ring is arranged with reduction construction period by degree, can be further
The flintiness for reinforcing flange can be to the better tightness of ventilation shaft and flanged joint, by setting by the way that seal washer is arranged
Closed rib is set, the release of toxic gas inside ventilation shaft can prevented, while ventilation shaft can be prevented interior at work
The powerful impact force in portion damages ventilation shaft, substantially increases the explosion-proof performance of ventilation shaft entirety.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
Fig. 1 is a kind of gas filtration ventilation built-in pipe surface structure schematic diagram of the utility model；
Fig. 2 is a kind of pre-buried pipe flange of gas filtration ventilation of the utility model and fixed sleeving surface structure schematic diagram；
Fig. 3 is a kind of pre-buried pipe flange of gas filtration ventilation of the utility model and fixed sleeving the schematic diagram of the section structure；
Figure label: 1, ventilation shaft；2, fixed sleeving；3, flange；4, connecting hole；5, protruding ring；6, seam；7, close
Seal washer；8, closed rib；9, bolt connecting hole；10, bolt；11, access port；12, inner sleeve；13, rubber sealing boot.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in Figure 1-Figure 3, a kind of gas filtration ventilation built-in pipe, including ventilation shaft 1 can by the way that ventilation shaft 1 is arranged
1 one end of ventilation shaft is concordant with wall, and another wall 350mm that brings out is connect with flange 3, by producer with all one's life between ventilation shaft 1
It produces, compared to pipe fitting made of more live roll, pipe fitting can finish air-tight test in factory and dispatch from the factory again, have in product quality
It is ensured, 1 both ends of ventilation shaft are symmetrically arranged with fixed sleeving 2, and by the way that fixed sleeving 2 is arranged, fixed sleeving 2 utilizes bolt
The bolt connecting hole 9 for extending through connection ventilation shaft 1 and fixed sleeving 2, can reinforce between ventilation shaft 1 and flange 3
Bonding strength avoids falling off in ventilation shaft 1 when used for a long time, the left side fixed sleeving 2 and the right side fixing sleeve
The outer side of pipe 2 is respectively connected with flange 3, by the way that flange 3 is arranged, can be connect by threaded rod with connecting hole 4, make two ventilations
It is connected between pipeline 1, scene can quickly assemble, and greatly reduce the labor intensity of worker, while using flanged joint, can subtract
Few welding workload reduces live difficulty of construction and reduces construction period, is symmetrically arranged with connecting hole 4 on the flange 3, described
It is fixedly connected with protruding ring 5 between connecting hole 4, by the way that protruding ring 5 is arranged, protruding ring 5 is fixed and is carried out inside fixed sleeving 2
Splicing, can further strengthen the flintiness of flange 3, be equipped with seam 6 on the inside of the protruding ring 5, on 6 inner wall of seam
Equipped with seal washer 7, by the way that seal washer 7 is arranged, the better tightness that can be connect to ventilation shaft 1 with flange 3 is described logical
It is fixedly connected with closed rib 8 on the outside of air piping 1, by the way that closed rib 8 is arranged, can prevent having poison gas inside ventilation shaft 1
Body leakage, while ventilation shaft 1 can be prevented internal powerful impact force damages ventilation shaft 1 at work, greatly
The whole explosion-proof performance of ventilation shaft 1 is improved greatly, is equipped with bolt connecting hole 9 on the fixed sleeving 2 and ventilation shaft 1,
Bolt 10 is equipped with inside the bolt connecting hole 9, and the fixed sleeving 2 through bolt connecting hole 9 and is divulged information by bolt 10
Pipeline 1 is fixedly connected, and access port 11 is equipped on the inside of the fixed sleeving 2, is fixedly connected with inner sleeve on 11 inner wall of access port
Pipe 12 is socketed with rubber sealing boot 13 inside the bolt connecting hole 9.
More specifically, the diameter of the closed rib 8 is less than the diameter of fixed sleeving 2, the inner sleeve 12
Less than the length of fixed sleeving 2, and the inner sleeve 12 is concordant with 2 top of fixed sleeving, and the protruding ring 5 is socketed in fixation
The inside of casing 2, the inner sleeve 12 are less than the length of fixed sleeving 2, and the inner sleeve 12 and 2 top flat of fixed sleeving
Together, the protruding ring 5 is socketed in the inside of fixed sleeving 2, the seal washer 7 with a thickness of 4mm, the ventilation shaft 1 is managed
Wall thickness is 3mm, and the diameter of the ventilation shaft 1 is respectively less than the diameter of inner sleeve 12, seam 6, and described interior
The diameter of casing 12 is equal with the diameter of seam 6.
When the utility model is used, both ends are separately connected multiple pipelines by fixed sleeving 2 and ventilation shaft 1, pass through
Threaded rod connects connecting hole 4 and multiple ventilation shafts 1 is attached fixation, and fixed sleeving 2 is being divulged information respectively using bolt 10
1 both ends of pipeline carry out bolt and are fixedly connected, and avoid falling off in ventilation shaft 1 when used for a long time.
The above are the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
It states embodiment to change and modify, therefore, the utility model is not limited to above-mentioned specific embodiment, all abilities
Field technique personnel made any conspicuous improvement, replacement or modification on the basis of the utility model belong to practical
Novel protection scope.
Claims (6)
1. a kind of gas filtration ventilation built-in pipe, including ventilation shaft (1), which is characterized in that ventilation shaft (1) both ends are symmetrically set
Have fixed sleeving (2), the left side fixed sleeving (2) and the right side fixed sleeving (2) outer side are respectively connected with flange
(3), it is symmetrically arranged with connecting hole (4) on the flange (3), is fixedly connected with protruding ring (5) between the connecting hole (4), it is described
Seam (6) are equipped on the inside of protruding ring (5), seam (6) inner wall is equipped with seal washer (7), the ventilation shaft (1)
Outside is fixedly connected with closed rib (8), is equipped with bolt connecting hole (9), institute on the fixed sleeving (2) and ventilation shaft (1)
It states and is equipped with bolt (10) inside bolt connecting hole (9), and the fixed sleeving (2) runs through bolt connecting hole by bolt (10)
(9) it is fixedly connected with ventilation shaft (1), is equipped with access port (11) on the inside of the fixed sleeving (2), access port (11) inner wall
On be fixedly connected with inner sleeve (12), is socketed with rubber sealing boot (13) inside the bolt connecting hole (9).
2. a kind of gas filtration ventilation built-in pipe according to claim 1, it is characterised in that: the diameter of the closed rib (8)
Less than the diameter of fixed sleeving (2).
3. a kind of gas filtration ventilation built-in pipe according to claim 1, it is characterised in that: the fixed sleeving (2) and ventilation duct
The position of the bolt connecting hole (9) of road (1) right end is corresponding, and institute's bolt connecting hole (9) runs through inner sleeve (12).
4. a kind of gas filtration ventilation built-in pipe according to claim 1, it is characterised in that: the inner sleeve (12) is less than fixing sleeve
The length of (2) is managed, and the inner sleeve (12) is concordant with fixed sleeving (2) top, the protruding ring (5) is socketed in fixed sleeving
(2) inside.
5. a kind of gas filtration ventilation built-in pipe according to claim 1, it is characterised in that: the seal washer (7) with a thickness of
4mm, ventilation shaft (1) pipe thickness are 3mm.
6. a kind of gas filtration ventilation built-in pipe according to claim 1, it is characterised in that: the diameter of the ventilation shaft (1) is big
The small diameter for being respectively less than inner sleeve (12), seam (6), and the diameter of the inner sleeve (12) and seam (6)
Diameter it is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821690701.2U CN209068700U (en) | 2018-10-18 | 2018-10-18 | A kind of gas filtration ventilation built-in pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821690701.2U CN209068700U (en) | 2018-10-18 | 2018-10-18 | A kind of gas filtration ventilation built-in pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209068700U true CN209068700U (en) | 2019-07-05 |
Family
ID=67095229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821690701.2U Active CN209068700U (en) | 2018-10-18 | 2018-10-18 | A kind of gas filtration ventilation built-in pipe |
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| Country | Link |
|---|---|
| CN (1) | CN209068700U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111529772A (en) * | 2020-05-12 | 2020-08-14 | 通用空气(辽宁)有限公司 | A antibacterial pipeline structure for medical treatment negative pressure system |
-
2018
- 2018-10-18 CN CN201821690701.2U patent/CN209068700U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111529772A (en) * | 2020-05-12 | 2020-08-14 | 通用空气(辽宁)有限公司 | A antibacterial pipeline structure for medical treatment negative pressure system |
| CN111529772B (en) * | 2020-05-12 | 2021-02-26 | 通用空气(辽宁)有限公司 | A antibacterial pipeline structure for medical treatment negative pressure system |
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Address after: No.200 Minzhi Road, Gusu District, Suzhou City, Jiangsu Province Patentee after: Suzhou Tiandi design and Research Institute Co.,Ltd. Address before: No.200 Minzhi Road, Gusu District, Suzhou City, Jiangsu Province Patentee before: SUZHOU TIANDI CIVIL DEFENSE BUILDING DESIGN RESEARCH INSTITUTE Co.,Ltd. |