CN202452632U - Ventilation device for pipeline and narrow space - Google Patents
Ventilation device for pipeline and narrow space Download PDFInfo
- Publication number
- CN202452632U CN202452632U CN2011205654935U CN201120565493U CN202452632U CN 202452632 U CN202452632 U CN 202452632U CN 2011205654935 U CN2011205654935 U CN 2011205654935U CN 201120565493 U CN201120565493 U CN 201120565493U CN 202452632 U CN202452632 U CN 202452632U
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- pipeline
- barrier
- intake stack
- ventilation unit
- small space
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Abstract
The utility model relates to a ventilation device for a pipeline and a narrow space. The ventilation device is characterized by comprising an air inlet pipeline and an air distributing plate arranged on the air inlet pipeline and vertical to the section of the air inlet pipeline, wherein a branch pipeline is also arranged on the air inlet pipeline, and one end of the air inlet pipeline is connected with a fan. The ventilation device is simple in structure and can extend into the pipeline to be ventilated and other small spaces to carry out ventilation; and the ventilation device can be adjusted to extend into different positions of the pipeline, so that the ventilation and air purification on high-fume-intensity parts can be enhanced, and the health and safety of workers are ensured. The ventilation device can be designed to be an expandable structure relative to the air inlet pipeline, so a protective screen can be quickly collected, the ventilation device can get in and get out of the welded pipeline, and the protective screen can be expanded, the ventilation work can be started; and a pulley also can be arranged on the air inlet pipeline, so the ventilation device can slide in the welded pipeline, and the workload is relieved for workers.
Description
Technical field
The utility model relates to a kind of ventilation unit, relates 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 utility model 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 utility model 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 utility model; 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 utility model; 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 utility model, 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 utility model, 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 utility model, 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 utility model, 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 utility model, 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 utility model; 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 utility model, comprise that further said barrier is airtight cloth.
The utility model has solved the defective that exists in the background technology; The ventilation unit of the utility model is simple in structure, is convenient to stretch into treat ventilation shaft and other small space, ventilates; Be 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 utility model is further specified.
Fig. 1 is the structural representation of the preferred embodiment 1 of the utility model;
Fig. 2 is the structural representation of the preferred embodiment 2 of the utility model;
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 utility model is done further detailed explanation now, these accompanying drawings are the sketch map of simplification, the basic structure of the utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Embodiment 1:
As shown in Figure 1; Pipeline of the utility model 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 utility model ventilation unit 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 utility model 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 among the utility model embodiment 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 desirable embodiment according to the utility model 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 utility model technological thought.The technical scope of this utility model 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 |
|---|---|---|---|
| CN2011205654935U CN202452632U (en) | 2011-12-30 | 2011-12-30 | Ventilation device for pipeline and narrow space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205654935U CN202452632U (en) | 2011-12-30 | 2011-12-30 | Ventilation device for pipeline and narrow space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202452632U true CN202452632U (en) | 2012-09-26 |
Family
ID=46868493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205654935U Expired - Lifetime CN202452632U (en) | 2011-12-30 | 2011-12-30 | Ventilation device for pipeline and narrow space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202452632U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538122A (en) * | 2011-12-30 | 2012-07-04 | 张维中 | Ventilating device for pipelines and narrow spaces |
| CN111998488A (en) * | 2020-07-31 | 2020-11-27 | 北京弘石嘉业建筑设计有限公司 | Ventilation unit for architectural design |
-
2011
- 2011-12-30 CN CN2011205654935U patent/CN202452632U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538122A (en) * | 2011-12-30 | 2012-07-04 | 张维中 | Ventilating device for pipelines and narrow spaces |
| CN111998488A (en) * | 2020-07-31 | 2020-11-27 | 北京弘石嘉业建筑设计有限公司 | Ventilation unit for architectural design |
| CN111998488B (en) * | 2020-07-31 | 2021-12-17 | 北京弘石嘉业建筑设计有限公司 | Ventilation unit for architectural design |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120926 Effective date of abandoning: 20141126 |
|
| RGAV | Abandon patent right to avoid regrant |