CN212253041U - Non-electric ventilation dust remover in closed space - Google Patents
Non-electric ventilation dust remover in closed space Download PDFInfo
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- CN212253041U CN212253041U CN202020670579.3U CN202020670579U CN212253041U CN 212253041 U CN212253041 U CN 212253041U CN 202020670579 U CN202020670579 U CN 202020670579U CN 212253041 U CN212253041 U CN 212253041U
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- collection barrel
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Abstract
The utility model discloses an inside no electric ventilation dust collector that uses in airtight space, including the dust collection bucket staving, be provided with air inlet tangential guiding tube on the dust collection bucket staving, and air inlet tangential guiding tube link up the inside and outside both sides of dust collection bucket staving, the dust collection bucket bung is installed to the upper end of dust collection bucket staving, and the fixed sack support bracket that is provided with in lower bottom of dust collection bucket bung, install the dust removal sack between sack support bracket and the dust collection bucket staving inboard, fixedly connected with air amplifier installing support on the dust collection bucket bung. The problem that the airtight space cannot be supplied with electricity by using an unsafe voltage can be solved by the aid of the electric-ventilation-free dust removal device in the airtight space, the device is safe and reliable due to the fact that no rotating part exists in the device, the problem that an axial flow fan is used for ventilation and air exchange and low in efficiency can be solved, meanwhile, the device has a dust filtering function when ventilation and air exchange are conducted, and the problem that the indoor environment of a factory building is polluted due to the fact that gas in the airtight space is discharged due to the fact that a large amount of dust.
Description
Technical Field
The utility model relates to an airtight space ventilation dust removal technical field specifically is airtight space inside does not use electric ventilation dust collector.
Background
In the working processes of building construction, engineering installation, engineering overhaul, municipal overhaul and the like, the works of welding, polishing, corrosion prevention, sand blasting cleaning construction and the like are required to be carried out in the closed space, because a large amount of dust is generated in the working process and is dispersed in the air in the closed space, the observation visual field of operators is seriously influenced, meanwhile, the health of the operators is also influenced by the large amount of dust, the normal development of related overhaul work is not facilitated, meanwhile, because the toxic and harmful gas is enriched in the construction process of the closed space, the gas in the closed space needs to be replaced before working, and ventilation is required in the working process, so that the oxygen concentration in the closed space is ensured, and the concentration of the toxic and harmful gas in the closed space is controlled;
the conventional method is to use an axial flow fan to blow air inwards or suck air reversely outwards at a manhole, when no other air inlet/outlet channel exists in the closed space, because the space is closed, the ventilation effect is poor, the ventilation time is long, and because safe voltage is needed to be used for operation in the operation process of the closed space, the conventional air blower driven by an alternating current power supply, an industrial dust collector and the like can not be used in the closed space, in order to realize ventilation and eliminate dust influence, a mode of prolonging a pipeline can only be adopted, electric equipment is placed outside the closed space, the pipeline resistance of the operation in the dust removal process is large, and the effect can also be influenced.
Disclosure of Invention
An object of the utility model is to provide an inside without electric ventilation dust collector of airtight space to it is unsafe to provide to use the alternating current in the current airtight space in solving above-mentioned background art, and places the problem of electric equipment in airtight space external influence ventilation dust removal effect.
In order to achieve the above object, the utility model provides a following technical scheme: the dust collector without electric ventilation in the closed space comprises a dust collecting barrel body, an air inlet tangential guide pipe is arranged on the dust collecting barrel body, the air inlet tangential guide pipe is communicated with the inner side and the outer side of the dust collection barrel body, the upper end of the dust collection barrel body is provided with a dust collection barrel cover, a cloth bag supporting bracket is fixedly arranged at the lower bottom of the dust collecting barrel cover, a dust collecting cloth bag is arranged between the cloth bag supporting bracket and the inner side of the dust collecting barrel body, an air amplifier mounting bracket is fixedly connected on the dust collecting barrel cover, and the air amplifier is arranged on the air amplifier mounting bracket and is connected with the lower end of the exhaust pipe connector in a quick connection way, and the upper end of the exhaust pipe connector is connected with an exhaust air pipe through a locking device, the air amplifier is connected with an air guide pipe through a quick connector, and the air guide pipe is connected with a compressed air inlet pipe through an air valve.
Preferably, the air inlet tangential guide pipe is arranged along the tangential direction of the inner side of the dust collection barrel body, and the structural shape of the inner side of the dust collection barrel body is matched with the cloth bag support bracket.
Preferably, the outer side end of the air inlet tangential guide pipe is provided with a grating cover.
Preferably, the bearing at the top end of the inner side of the air amplifier is connected with a spring return shaft, and the spring return shaft is fixedly connected to the lower surface of the valve plate.
Preferably, the exhaust pipe connector is connected with the air amplifier in a threaded connection mode, the quick connector is connected to the air amplifier in a threaded connection mode, and the air guide pipe is directly connected with the quick connector in a clamping mode.
Preferably, the locking device is a hose clamp.
Preferably, the cloth bag supporting bracket is annular W-shaped, and the cloth bag supporting bracket and the cover of the dust collecting barrel are integrally arranged.
Preferably, the air amplifier mounting bracket is integrally connected with the dust collection barrel cover in a penetrating manner, and the air amplifier mounting bracket is mounted in the middle of the dust collection barrel cover.
Compared with the prior art, the beneficial effects of the utility model are that: the problem that the airtight space cannot be supplied with electricity by using unsafe voltage can be solved by the aid of the non-electric ventilation dust removal device without the aid of electricity in the airtight space, the device is safe and reliable due to the fact that no rotating part is arranged in the airtight space, the problem that the ventilation efficiency is low when an axial flow fan is used for ventilation can be solved, meanwhile, the device has a dust filtering function when the ventilation is carried out, and the problem that the gas in the airtight space is discharged to pollute the indoor environment of a factory building due to the fact that the gas contains a large amount of.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic view of a sectional view of the dust collecting barrel body of the present invention;
FIG. 4 is a schematic structural view of the valve plate of the present invention in a normal state;
FIG. 5 is a schematic view of the valve plate structure according to the present invention;
FIG. 6 is an enlarged schematic view of point A of FIG. 4 according to the present invention;
fig. 7 is an enlarged schematic view of point B in fig. 5 according to the present invention.
In the figure: 1. a dust collecting barrel body; 101. an air inlet tangential guide pipe; 2. a cover of the dust collecting barrel; 3. an air amplifier; 4. a quick coupling; 5. an exhaust pipe connector; 6. an air valve; 7. a locking device; 8. an air duct; 9. a compressed air inlet pipe; 10. an exhaust air duct; 11. a cloth bag support bracket; 12. a dust removal cloth bag; 13. an air amplifier mounting bracket; 14. a spring return shaft; 15. a valve plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: the dust collector without electric ventilation in the closed space comprises a dust collection barrel body 1, an air inlet tangential guide pipe 101, a dust collection barrel cover 2, an air amplifier 3, a quick connector 4, an exhaust pipe connector 5, an air valve 6, a locking device 7, an air duct 8, a compressed air inlet pipe 9, an exhaust air pipe 10, a cloth bag support bracket 11, a dust collection cloth bag 12 and an air amplifier mounting bracket 13, wherein the air inlet tangential guide pipe 101 is arranged on the dust collection barrel body 1, the air inlet tangential guide pipe 101 penetrates through the inner side and the outer side of the dust collection barrel body 1, the dust collection barrel cover 2 is arranged at the upper end of the dust collection barrel body 1, the cloth bag support bracket 11 is fixedly arranged at the lower bottom of the dust collection barrel cover 2, the dust collection cloth bag 12 is arranged between the cloth bag support bracket 11 and the inner side of the dust collection barrel body 1, the air amplifier mounting bracket 13, the air amplifier 3 is connected to the lower end of the exhaust pipe connector 5 in a quick connection mode, the upper end of the exhaust pipe connector 5 is connected with an exhaust air pipe 10 through a locking device 7, the air amplifier 3 is connected with an air duct 8 through a quick connector 4, and the air duct 8 is connected with a compressed air inlet pipe 9 through an air valve 6.
The air inlet tangential guide pipe 101 is arranged along the tangential direction of the inner side of the dust collection barrel body 1, the structural shape of the inner side of the dust collection barrel body 1 is matched with the cloth bag supporting bracket 11, so that gas can enter the dust collection barrel body 1 tangentially, centrifugal separation of coarse particle substances is facilitated, the amount of direct adhesion on the dust collection cloth bag 12 is reduced, and the cleaning frequency of the cloth bag is prolonged.
The outside end of the air inlet tangential guide pipe 101 is provided with a grating cover, which can prevent large-size impurities in a closed space from being sucked, play a role of coarse filtration, and prevent lost objects from being sucked into the dust collection barrel body 1.
The top end bearing of the inner side of the air amplifier 3 is connected with a spring reset shaft 14, and the spring reset shaft 14 is fixedly connected to the lower surface of the valve plate 15, so that the valve plate 15 is in a 90-degree full-through state in a normal state, and the spring reset shaft 14 can be manually rotated to drive the valve plate 15 to rotate and close when backwashing is needed.
The exhaust pipe connector 5 is connected with the air amplifier 3 in a threaded connection mode, the quick connector 4 is connected to the air amplifier 3 in a threaded mode, and the air guide pipe 8 and the quick connector 4 are directly connected in a clamping mode, so that the device is free of other parts in the assembling process, and the risk of forming foreign matters is reduced.
The locking device 7 is a hose clamp.
The cloth bag supporting bracket 11 is in an annular W shape, and the cloth bag supporting bracket 11 and the dust collection barrel cover 2 are arranged integrally, so that the dust collection cloth bag 12 can be conveniently supported, the filtering area can be enlarged, and the dust collection cloth bag 12 is prevented from being sucked into a pore channel inside the air amplifier 3 by negative pressure.
The air amplifier mounting bracket 13 is integrally connected with the dust collection barrel cover 2 in a penetrating manner, and the air amplifier mounting bracket 13 is mounted in the middle of the dust collection barrel cover 2, so that air can conveniently circulate in the air amplifier mounting bracket 13 and the dust collection barrel body 1.
Example 1, a dust removing device without electric ventilation in a closed space comprises a dust collecting barrel body 1, an air inlet tangential guide pipe 101 is arranged on the dust collecting barrel body 1, the air inlet tangential guide pipe 101 penetrates through the inner side and the outer side of the dust collecting barrel body 1, a dust collecting barrel cover 2 is arranged at the upper end of the dust collecting barrel body 1, a cloth bag support bracket 11 is fixedly arranged at the lower bottom of the dust collecting barrel cover 2, a dust removing cloth bag 12 is arranged between the cloth bag support bracket 11 and the inner side of the dust collecting barrel body 1, an air amplifier mounting bracket 13 is fixedly connected to the dust collecting barrel cover 2, an air amplifier 3 is arranged on the air amplifier mounting bracket 13, the air amplifier 3 is connected to the lower end of an exhaust pipe connector 5 in a quick connection manner, the upper end of the exhaust pipe connector 5 is connected with an exhaust pipe 10 through a hoop, the air duct 8 is connected with a compressed air inlet pipe 9 through an air valve 6;
example 2, the dust removing device without electric ventilation in the enclosed space comprises a dust collecting barrel body 1, an air inlet tangential guide pipe 101 is arranged on the dust collecting barrel body 1, the air inlet tangential guide pipe 101 penetrates through the inner side and the outer side of the dust collecting barrel body 1, a dust collecting barrel cover 2 is arranged at the upper end of the dust collecting barrel body 1, a cloth bag support bracket 11 is fixedly arranged at the lower bottom of the dust collecting barrel cover 2, a dust removing cloth bag 12 is arranged between the cloth bag support bracket 11 and the inner side of the dust collecting barrel body 1, an air amplifier mounting bracket 13 is fixedly connected to the dust collecting barrel cover 2, an air amplifier 3 is arranged on the air amplifier mounting bracket 13, the air amplifier 3 is connected to the lower end of an exhaust pipe connector 5 in a quick connection manner, the upper end of the exhaust pipe connector 5 is connected with an exhaust pipe 10 through a hose clamp, and the air duct 8 is connected with a compressed air inlet pipe 9 through an air valve 6.
The working principle is as follows: firstly, the device is assembled as shown in the attached figures 1-7, then the air valve 6 is opened, compressed air enters the air guide pipe 8 through the compressed air inlet pipe 9 and then enters the air amplifier 3, and therefore air inside the air amplifier 3 is guided at high speed to form negative pressure;
thereby generating suction at the air inlet tangential guide pipe 101, so that the air in the closed space is sucked into the dust collection barrel body 1;
when the air in the closed space passes through the air inlet tangential guide pipe 101, the suction of sundries with larger sizes can be avoided through the grille cover, and the suction of lost articles into the dust collection barrel body 1 can be avoided;
the gas entering the dust collecting barrel body 1 through the air inlet tangential guide pipe 101 flows annularly, so that centrifugal force is generated, and the amount of coarse particulate matters adsorbed on the dust collecting cloth bag 12 is reduced;
then, the air filtered by the dust removal cloth bag 12 enters the exhaust pipe connector 5 along the air amplifier 3 and is exhausted by the exhaust air pipe 10 (in a conventional state, the valve plate 15 is in full 90-degree communication, so that the air can pass through, when the backwashing is needed, the spring reset shaft 14 can be rotated, so that the valve plate 15 rotates 90 degrees to achieve a closed state), and after the backwashing is finished, the valve plate can automatically reset under the action of the spring, so that the circulation capacity is recovered. Those not described in detail in this specification are within the skill of the art.
In addition, if the air in the closed space is clean, the air amplifier 3 can be directly connected with the exhaust air pipe 10 for ventilation when the dust is less;
when the internal space of the factory building is complex and the exhaust air pipe 10 can not extend out of the closed space for exhausting, the exhaust air pipe 10 is removed to filter the gas with dust in the factory building, so that the dust content of the gas in the closed space is reduced, the air quality is improved, the working environment is improved, and because compressed air is continuously introduced, the compressed air newly released into the closed space can also provide oxygen, so that the risk of suffocation of personnel is avoided;
the suffocation personnel rescue or the environment with suffocation risk needs to be ventilated and ventilated, and the air amplifier can be directly connected with the exhaust pipe to ventilate the closed space. When the fire rescue in the closed space is implemented, if a fire fighter does not carry a compressed air source, fire water with certain pressure can be used for replacing compressed air to ventilate the closed space.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The inside no electric ventilation dust collector that need of airtight space, including dust collection bucket staving (1), its characterized in that: an air inlet tangential guide pipe (101) is arranged on the dust collection barrel body (1), the air inlet tangential guide pipe (101) penetrates through the inner side and the outer side of the dust collection barrel body (1), a dust collection barrel cover (2) is installed at the upper end of the dust collection barrel body (1), a cloth bag support bracket (11) is fixedly arranged at the lower bottom of the dust collection barrel cover (2), a dust collection cloth bag (12) is installed between the cloth bag support bracket (11) and the inner side of the dust collection barrel body (1), an air amplifier installation bracket (13) is fixedly connected to the dust collection barrel cover (2), an air amplifier (3) is installed on the air amplifier installation bracket (13), the air amplifier (3) is connected to the lower end of the exhaust pipe connector (5) in a quick connection mode, and the upper end of the exhaust pipe connector (5) is connected with an exhaust air pipe (10) through a, the air amplifier (3) is connected with an air duct (8) through a quick connector (4), and the air duct (8) is connected with a compressed air inlet pipe (9) through an air valve (6).
2. The nonelectric wind dust collector in the enclosed space according to claim 1, wherein: the air inlet tangential guide pipe (101) is arranged along the tangential direction of the inner side of the dust collection barrel body (1), and the structural shape of the inner side of the dust collection barrel body (1) is matched with the cloth bag support bracket (11).
3. The nonelectric wind dust collector in the enclosed space according to claim 1, wherein: the outer side end of the air inlet tangential guide pipe (101) is provided with a grating cover.
4. The nonelectric wind dust collector in the enclosed space according to claim 1, wherein: the inboard top bearing of air amplifier (3) is connected with spring return shaft (14), and spring return shaft (14) fixed connection is in the lower surface of valve plate (15).
5. The nonelectric wind dust collector in the enclosed space according to claim 1, wherein: the exhaust pipe connector (5) is connected with the air amplifier (3) in a threaded connection mode, the quick connector (4) is connected to the air amplifier (3) in a threaded mode, and the air guide pipe (8) is directly connected with the quick connector (4) in a clamping mode.
6. The nonelectric wind dust collector in the enclosed space according to claim 1, wherein: the locking device (7) is a hose clamp.
7. The nonelectric wind dust collector in the enclosed space according to claim 1, wherein: the cloth bag supporting bracket (11) is in an annular W shape, and the cloth bag supporting bracket (11) and the dust collection barrel cover (2) are integrally arranged.
8. The nonelectric wind dust collector in the enclosed space according to claim 1, wherein: the air amplifier mounting bracket (13) is integrally connected with the dust collection barrel cover (2) in a penetrating manner, and the air amplifier mounting bracket (13) is mounted in the middle of the dust collection barrel cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020670579.3U CN212253041U (en) | 2020-04-28 | 2020-04-28 | Non-electric ventilation dust remover in closed space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020670579.3U CN212253041U (en) | 2020-04-28 | 2020-04-28 | Non-electric ventilation dust remover in closed space |
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| Publication Number | Publication Date |
|---|---|
| CN212253041U true CN212253041U (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020670579.3U Active CN212253041U (en) | 2020-04-28 | 2020-04-28 | Non-electric ventilation dust remover in closed space |
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| Country | Link |
|---|---|
| CN (1) | CN212253041U (en) |
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2020
- 2020-04-28 CN CN202020670579.3U patent/CN212253041U/en active Active
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