CN102538122A - Ventilating device for pipelines and narrow spaces - Google Patents
Ventilating device for pipelines and narrow spaces Download PDFInfo
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- CN102538122A CN102538122A CN2011104529294A CN201110452929A CN102538122A CN 102538122 A CN102538122 A CN 102538122A CN 2011104529294 A CN2011104529294 A CN 2011104529294A CN 201110452929 A CN201110452929 A CN 201110452929A CN 102538122 A CN102538122 A CN 102538122A
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- pipeline
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- intake stack
- ventilation unit
- small space
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Abstract
The invention relates to a ventilating device for pipelines and narrow spaces, which is characterized by comprising an air inlet pipeline and an air distribution plate which is arranged on the air inlet pipeline and is perpendicular to the section of the air inlet pipeline, branch pipelines are further arranged on the air inlet pipeline, and one end of the air inlet pipeline is connected with a fan. The ventilating device is simple in structure and conveniently extends into a pipeline to be ventilated and other narrow spaces to realize ventilation, the position of the ventilating device extending into the pipeline can be adjusted, ventilation and air purification for positions with high flue gas concentration can be enhanced, and health and safety of workers are ensured. The ventilating device can be of a foldable structure relative to the air inlet pipeline, a screen can be conveniently and rapidly folded for entering and exiting welded pipelines and unfolded for starting operation, and rollers can be further arranged on the air inlet pipeline to facilitate sliding in the welded pipelines so that the burden of the workers is relieved.
Description
Technical field
The present invention relates to a kind of ventilation unit, relate in particular to a kind of ventilation unit that is used for pipeline and small space.
Background technology
In pipeline and small space, ventilating often becomes problem, if breaking out of fire, the as easy as rolling off a log security incident that causes.In the pipeline that carries out weld seam processing; The weld fumes particle diameter that produces in the welding process is generally less, and average grain diameter is about 1 μ m, can directly get into the alveolar of human body; And contain a large amount of poisonous and hazardous materials in its fume; The long-term weld fumes that sucks high concentration can make it in pulmonary deposition, causes the generation that electric welder pneumoconiosis is sick.Use hydrogen controlled electrode, the flue dust content of fluoride is high, and its flue dust is even more serious than acidic electrode to the stimulation of the upper respiratory tract during welder's operation; Especially soluble fluoride can absorb through alveolar; Directly get into blood, operation in high concentration flue dust environment can cause the generation of fluorosis of bone for a long time.Therefore, the harm of welding fume can not be ignored, and takes effective venting practice, gets rid of the weld fumes that produces in the operation, reduces the concentration of flue dust in the operation band air, is to improve workman's operating environment, the effective way of protection workers ' health.Because the above-mentioned space of ventilation that needs is narrow and small; Usually ventilation unit is installed in the outside of said small space or pipeline, can't be to the position air inlet that produces harmful smoke ventilation cleaning targetedly, and also the cost that ventilates on a large scale is higher; Ventilating system of this type or apparatus structure are complicated; Volume is bigger, is not easy to stretch in the pipeline ventilate, and the pipe separate ventilation can't reach good ventilation cleaning effect to the high concentration flue gas of weld part in managing.
Summary of the invention
The present invention has overcome the deficiency of prior art, provides a kind of simple in structure, is convenient in pipeline and other small space, work, and it is with strong points to ventilate, and can better protect the pipeline and the small space ventilation unit of Welder's health and safety.
For achieving the above object; The technical scheme that the present invention adopts is: pipeline and small space ventilation unit; It is characterized in that: comprise intake stack and be located on the intake stack and perpendicular to the pneumatic panel in intake stack cross section; Also be provided with lateral on the said intake stack, an end of intake stack is connected with blower fan.
In preferred embodiment of the present invention; Comprise that further said lateral is located between said pneumatic panel and the blower fan; Said pneumatic panel is located on the intake stack other end with respect to blower fan one end; Said pneumatic panel is provided with air distribution hole, also is provided with air distribution hole on the pipe shaft of admission line wall and lateral.
In preferred embodiment of the present invention; Comprise that further said pneumatic panel is located between said lateral and the blower fan; Other end opening part with respect to blower fan one end on the said pipeline is provided with the barrier perpendicular to the intake stack cross section, leaves the space between said barrier and the said opening part.
In preferred embodiment of the present invention, comprise that further said pneumatic panel is provided with air distribution hole, also be provided with air distribution hole on the pipe shaft of lateral.
In preferred embodiment of the present invention, further comprise said barrier for being the center with the intake stack, be provided with the crown structure of the extreme direction extension of blower fan all around to said pipeline, said barrier is located on the said intake stack through support bar.
In preferred embodiment of the present invention, comprise that further said device is a umbrella and with respect to the folding type architecture of said pipeline, wherein said barrier is a umbrella cover, intake stack is a mobile jib, and support bar is a support bone.
In preferred embodiment of the present invention, comprise that further said barrier is soft, said support bar one end is articulated in said barrier, and the other end is articulated in and is enclosed within on the outer collar of said pipeline.
In preferred embodiment of the present invention, comprise that further said barrier is soft, said support bar comprises two hinged poles, and the whole end of support bar is articulated in said barrier, and the other end is articulated in the admission line outer wall.
In preferred embodiment of the present invention; Comprise that further said admission line is provided with some pulleys, pulley comprises wheel shaft and wheel body, and wheel shaft is fixed in said pipeline through connecting rod; Wheel body rotates around wheel shaft, and said pulley evenly distributes about the center in the admission line cross section.
In preferred embodiment of the present invention, comprise that further said barrier is airtight cloth.
The invention solves the defective that exists in the background technology, ventilation unit of the present invention is simple in structure, is convenient to stretch into treat ventilation shaft and other small space, ventilates, and is provided with pneumatic panel and equally distributed air distribution hole, can be in the space evenly ventilation; Ventilation unit stretches into the position-adjustable of pipeline, helps the purification that the high position of flue gas concentration adds forced ventilation and air, guarantees workers ' health, safety.Said device can be set to the folding type structure with respect to said intake stack, is convenient to pack up apace barrier turnover welded pipe line and starts working with the expansion barrier; Pulley also can be set on the said intake stack be convenient in welded pipe line, slide, alleviate staff's burden.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is the structural representation of the preferred embodiments of the present invention 1;
Fig. 2 is the structural representation of the preferred embodiments of the present invention 2;
Among the figure: 1, service pipe, 2, intake stack, 3, station, 4, barrier, 5, pneumatic panel, 6, support bar, 7, lateral, 8, the collar, 9, air distribution hole, 10, pulley, 12, connecting rod, 13, blower fan, 14, the workshop, 15, wall, 17, window.
The specific embodiment
Combine accompanying drawing and embodiment that the present invention is done further detailed explanation now, these accompanying drawings are the sketch map of simplification, basic structure of the present invention only is described in a schematic way, so it only show the formation relevant with the present invention.
Embodiment 1:
As shown in Figure 1; Pipeline of the present invention and small space ventilation unit; Comprise intake stack 2 and be located on the intake stack 2 and, also be provided with lateral 7 on the said intake stack 2 that an end of intake stack 2 is connected with blower fan 13 perpendicular to the pneumatic panel 5 in intake stack 2 cross sections.Said pneumatic panel 5 is located between said lateral 7 and the blower fan 13, and the other end opening part with respect to blower fan 13 1 ends on the said pipeline 2 is provided with the barrier 4 perpendicular to intake stack 2 cross sections, leaves the space between said barrier 4 and the said opening part.Said pneumatic panel 5 is provided with air distribution hole 9, also is provided with air distribution hole 9 on the pipe shaft of lateral 7 and admission line 2.Said barrier 4 is located on the said intake stack 2 through support bar 6.Said device is umbrella and is the folding type structure with respect to said intake stack 2 that wherein said barrier 4 is a umbrella cover, and intake stack 2 is a mobile jib, and support bar 6 is a support bone.Said barrier 4 is airtight cloth, and in the folding type structure, said support bar 6 one ends are articulated in said barrier 4, and the other end is articulated on the collar 8 that is enclosed within outside the said intake stack 2; Perhaps, in the folding type structure, said support bar 6 comprises two hinged poles, and support bar 6 whole ends are articulated in said barrier 4, and the other end is articulated in admission line 2 outer walls.Said admission line 2 outer walls are provided with some pulleys 10, and pulley 10 comprises wheel shaft and wheel body, and wheel shaft is fixed in said admission line 2 through connecting rod 12, and wheel body rotates around wheel shaft.Described whole pulley 10 evenly distributes about kernel of section in admission line 2 cross-wise direction; Described whole support bar 6 evenly distributes about kernel of section in admission line 2 cross-wise direction.
With the pipeline welding inside ventilation is example; The welder carries out welding job in a certain station 3 places in service pipe 1; Intake stack in the ventilation unit of the present invention 2 band barriers 4 one ends are stretched into service pipe 1 said station 3 or other needs emphasis vent position place, and intake stack 2 is parallel to service pipe 1, makes all pulleys 10 prop up service pipe 1 inwall; Folding type structure through said device is launched barrier 4; Making said barrier 4 appear with intake stack 2 is the center, is connected with the crown structure that blower fan 13 1 extreme directions extend to said intake stack 2 all around, intake stack 2 cross sections, place, shielding place; Start and be positioned at the service pipe 1 outer blower fan that links to each other with intake stack 2; Blow in service pipe 1 through intake stack 2, in the intake stack 2 on the end mouth of pipe of air through being bordering on said barrier 4, intake stack 2 pipe shafts and the air distribution hole 9 on the lateral pipe shaft overflow, oppositely under the stopping of air-locked barrier 4 flow into intake stack 2 space in addition in the service pipe 1; Through 9 uniformly distribute airs of the air distribution hole on the pneumatic panel 5, better purifying space.Change along with the welding position; The workman can easily handle the said device that has pulley 10 and go deep into service pipe 1 or retreat; To reach the target location; Purify the high place of weld fume concentration targetedly, simultaneously whole service pipe 1 is also reached the effect of ventilation, ensure workers'health and safety.Ventilation finishes, and stops blower fan, packs up barrier, and the pipeline of deactivating promptly comes to an end, and is very convenient.
Embodiment 2:
As shown in Figure 2: pipeline of the present invention and small space ventilation unit; Comprise intake stack 2 and be located on the intake stack 2 and perpendicular to the pneumatic panel 5 in intake stack 2 cross sections; Also be provided with lateral 7 on the said intake stack 2, an end of intake stack 2 is connected with blower fan 13.Said lateral 7 is located between said pneumatic panel 5 and the blower fan 13; Said pneumatic panel 5 is located on the intake stack 2 other end with respect to blower fan 13 1 ends; Said pneumatic panel 5 is provided with air distribution hole 9, also is provided with air distribution hole 9 on the pipe shaft of admission line 2 walls and lateral 7.
In narrow and small workshop 14, space, the ventilation unit in the embodiment of the invention 2 is installed in one wall, 15 places, said space, admission line 2 passes said wall 15, and the machine 13 of giving a dinner for a visitor from afar is positioned at outside the wall 15, and pneumatic panel 5 one ends are positioned at workshop 14.Start blower fan 13, air is overflowed through the air distribution hole on pipeline 2, lateral 7 pipe shafts 9 in the intake stack 2, and through the 14 even distributions of 9 pairs of workshops of the air distribution hole on the pneumatic panel 5,14 window 17 or door are given vent to anger from the workshop.
Above foundation desirable embodiment of the present invention is enlightenment, and through above-mentioned description, the related personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.The technical scope of this invention is not limited to the content on the specification, must confirm technical scope according to the claim scope.
Claims (10)
1. pipeline and small space ventilation unit is characterized in that: comprise intake stack and be located on the intake stack and perpendicular to the pneumatic panel in intake stack cross section, also be provided with lateral on the said intake stack that one end of intake stack is connected with blower fan.
2. pipeline according to claim 1 and small space ventilation unit; It is characterized in that: said lateral is located between said pneumatic panel and the blower fan; Said pneumatic panel is located on the intake stack other end with respect to blower fan one end; Said pneumatic panel is provided with air distribution hole, also is provided with air distribution hole on the pipe shaft of admission line wall and lateral.
3. pipeline according to claim 1 and small space ventilation unit; It is characterized in that: said pneumatic panel is located between said lateral and the blower fan; Other end opening part with respect to blower fan one end on the said pipeline is provided with the barrier perpendicular to the intake stack cross section, leaves the space between said barrier and the said opening part.
4. pipeline according to claim 3 and small space ventilation unit is characterized in that: said pneumatic panel is provided with air distribution hole, also is provided with air distribution hole on the pipe shaft of lateral.
5. pipeline according to claim 4 and small space ventilation unit; It is characterized in that: said barrier is for being the center with the intake stack; Be provided with the crown structure of the extreme direction extension of blower fan all around to said pipeline, said barrier is located on the said intake stack through support bar.
6. pipeline according to claim 5 and small space ventilation unit is characterized in that: said device is a umbrella and with respect to the folding type architecture of said pipeline, wherein said barrier is a umbrella cover, and intake stack is a mobile jib, and support bar is a support bone.
7. pipeline according to claim 6 and small space ventilation unit is characterized in that: said barrier is soft, and said support bar one end is articulated in said barrier, and the other end is articulated in and is enclosed within on the outer collar of said pipeline.
8. pipeline according to claim 7 and small space ventilation unit; It is characterized in that: said barrier is soft; Said support bar comprises two hinged poles, and the whole end of support bar is articulated in said barrier, and the other end is articulated in the admission line outer wall.
9. according to claim 2 or 7 described pipelines and small space ventilation unit; It is characterized in that: said admission line is provided with some pulleys; Pulley comprises wheel shaft and wheel body; Wheel shaft is fixed in said pipeline through connecting rod, and wheel body rotates around wheel shaft, and said pulley evenly distributes about the center in the admission line cross section.
10. pipeline according to claim 8 and small space ventilation unit is characterized in that: said barrier is airtight cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110452929.4A CN102538122B (en) | 2011-12-30 | 2011-12-30 | Ventilating device for pipelines and narrow spaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110452929.4A CN102538122B (en) | 2011-12-30 | 2011-12-30 | Ventilating device for pipelines and narrow spaces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102538122A true CN102538122A (en) | 2012-07-04 |
| CN102538122B CN102538122B (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110452929.4A Active CN102538122B (en) | 2011-12-30 | 2011-12-30 | Ventilating device for pipelines and narrow spaces |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111646827A (en) * | 2020-05-20 | 2020-09-11 | 昆山尚威环保生物科技有限公司 | Organic fertilizer fermentation auxiliary control equipment and fermentation method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1981001963A1 (en) * | 1980-01-03 | 1981-07-23 | H Hoelter | Method and device for cleaning air fed into a protection booth or vehicle cabin |
| US5111739A (en) * | 1989-11-13 | 1992-05-12 | Hall James F | Air flow control system |
| CN1903392A (en) * | 2006-08-02 | 2007-01-31 | 渤海船舶重工有限责任公司 | Silencing and ventilation apparatus for sealed ship's space |
| CN201302252Y (en) * | 2008-05-30 | 2009-09-02 | 上海宝冶建设有限公司 | Fresh air conveying device |
| CN201302251Y (en) * | 2008-05-30 | 2009-09-02 | 上海宝冶建设有限公司 | Fresh air conveying device |
| CN202452632U (en) * | 2011-12-30 | 2012-09-26 | 张维中 | Ventilation device for pipeline and narrow space |
-
2011
- 2011-12-30 CN CN201110452929.4A patent/CN102538122B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1981001963A1 (en) * | 1980-01-03 | 1981-07-23 | H Hoelter | Method and device for cleaning air fed into a protection booth or vehicle cabin |
| US5111739A (en) * | 1989-11-13 | 1992-05-12 | Hall James F | Air flow control system |
| CN1903392A (en) * | 2006-08-02 | 2007-01-31 | 渤海船舶重工有限责任公司 | Silencing and ventilation apparatus for sealed ship's space |
| CN201302252Y (en) * | 2008-05-30 | 2009-09-02 | 上海宝冶建设有限公司 | Fresh air conveying device |
| CN201302251Y (en) * | 2008-05-30 | 2009-09-02 | 上海宝冶建设有限公司 | Fresh air conveying device |
| CN202452632U (en) * | 2011-12-30 | 2012-09-26 | 张维中 | Ventilation device for pipeline and narrow space |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111646827A (en) * | 2020-05-20 | 2020-09-11 | 昆山尚威环保生物科技有限公司 | Organic fertilizer fermentation auxiliary control equipment and fermentation method |
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| Publication number | Publication date |
|---|---|
| CN102538122B (en) | 2014-11-26 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: NANTONG ELEVATOR PARTS INDUSTRY CHAMBER OF COMMERC Free format text: FORMER OWNER: ZHANG WEIZHONG Effective date: 20141024 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chu Kaihong Inventor before: Zhang Weizhong |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG WEIZHONG TO: CHU KAIHONG Free format text: CORRECT: ADDRESS; FROM: 215000 SUZHOU, JIANGSU PROVINCE TO: 226600 NANTONG, JIANGSU PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20141024 Address after: 226600 No. 1649, administrative center building, Haian County, Jiangsu, Nantong Applicant after: The Nantong City elevator components industry chamber of commerce Address before: 215000 Jiangsu city of Suzhou province high tech Zone Zhen Tian 7 groups more than 7 Applicant before: Zhang Weizhong |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |