CN217713025U - Explosion-proof fan for inflammable places - Google Patents
Explosion-proof fan for inflammable places Download PDFInfo
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- CN217713025U CN217713025U CN202221557904.0U CN202221557904U CN217713025U CN 217713025 U CN217713025 U CN 217713025U CN 202221557904 U CN202221557904 U CN 202221557904U CN 217713025 U CN217713025 U CN 217713025U
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Abstract
The utility model relates to an explosion-proof fan for inflammable places of explosion-proof fan technical field, including the subassembly of blowing, bracing piece and drive assembly, the subassembly of blowing comprises flabellum and protection net cover, drive assembly comprises explosion-proof air motor, fixed connection is carried out with the center of flabellum in explosion-proof air motor's pivot, explosion-proof air motor's bottom is equipped with the air supply hose that is used for providing compressed air, make explosion-proof fan can break away from the restriction of air pump with the air supply hose, can make explosion-proof fan not produce the spark on the one hand, the explosion, dangerous factors such as short circuit, on the other hand, make explosion-proof fan can possess bigger removal application range, simultaneously its simple structure, be fit for promoting on a large scale.
Description
Technical Field
The utility model relates to an explosion-proof fan technical field specifically is an explosion-proof fan for inflammable places.
Background
Most present polishing workshops can produce a lot of dusts in the burnishing and polishing process, and the dust belongs to metal dust and is a flammable and explosive substance, and when dust concentration reaches certain density in the workshop and meets with static electricity or open fire, dust explosion can occur. In addition, in some spraying workshops or coal mines and other special places, a large amount of combustible and explosive gases such as gas, ether, ethanol, benzene and the like are contained, and the electric contact, the mechanical friction or the release of the generated sparks can also cause combustion or explosion. The fan installed in the flammable and explosive special environment needs to be subjected to explosion-proof treatment, because a common fan is driven by electric energy, in a polishing workshop, a painting workshop or a coal mine, and in a place with much dust and flammable and explosive gas, when the motor is started, electric arcs can be generated to detonate dust or gas, and even if the explosion-proof motor is used, the volume is large, and a laid cable is likely to be worn and leaked electricity, so that a great potential safety hazard exists, and therefore, the pneumatic explosion-proof fan capable of continuously working in the flammable and explosive, high-temperature, humid and other special environments is needed.
According to the prior Chinese patent with publication number CN208311078U, a pneumatic explosion-proof fan is disclosed, which mainly uses compressed air as a power source because a pneumatic motor has no electric part, and converts the pressure energy of the compressed air into mechanical energy to drive a rotating shaft to rotate at a high speed and drive fan blades to rotate. The pneumatic motor has the advantages of small volume, light weight, wide rotating speed and power change range, no spark, no static electricity and the like, does not generate dangerous factors such as spark, explosion, short circuit and the like, is safe and explosion-proof, and is particularly suitable for environments with inflammable and explosive substances or high temperature.
Disclosure of Invention
The utility model aims at solving above defect, provide an explosion-proof fan for easily fire the place.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a explosion-proof fan for easily fire place, including the subassembly of blowing, bracing piece and drive assembly, the subassembly of blowing comprises flabellum and protection net cover, drive assembly comprises explosion-proof air motor, fixed connection is carried out with the center of flabellum in explosion-proof air motor's pivot, explosion-proof air motor's bottom is equipped with the air inlet hose that is used for providing compressed air, the bracing piece comprises air supply portion and connecting portion, be detachable construction between air supply portion and the connecting portion, the inside of air supply portion is storage chamber, storage chamber's inside is equipped with the holding vessel that is used for storing compressed gas, the bottom of connecting portion is equipped with the connecting valve that is used for connecting the holding vessel, the one end that explosion-proof air motor was kept away from to the air inlet hose carries out the turn-on connection with the connecting valve.
Further, the bottom of connecting portion is equipped with the installation sleeve that is used for connecting the air supply body of rod, and the telescopic inner wall of installation is equipped with the connection internal thread, and the one end that air supply portion is close to connecting portion is equipped with the connection external screw thread, and connecting portion carry out the spiro union through the top of installation sleeve with air supply portion and fix, and the connecting valve can follow connecting portion downstream, makes connecting valve and holding vessel carry out the turn-on connection.
Further, one side of air supply portion is equipped with the opening that is used for placing the holding vessel, and the opening part is equipped with mobilizable cabinet of taking out, and the holding vessel is inlayed in the inside of taking out the cabinet, and the holding vessel accessible is taken out the cabinet and is installed to the storage chamber indoor.
Furthermore, the top of connecting portion is equipped with runing rest, and drive assembly carries out fixed swing joint through runing rest and connecting portion.
Further, the bottom of connecting portion is equipped with the base, and connecting portion fixed connection is in the center at base top.
The utility model discloses produced beneficial effect as follows:
the utility model provides an explosion-proof fan for inflammable places is equipped with the air supply portion that possesses the storage chamber that can place the holding vessel in the bottom of bracing piece, makes explosion-proof fan can break away from the restriction of air pump and air supply hose, can make explosion-proof fan not produce dangerous factors such as spark, explosion, short circuit on the one hand, and on the other hand makes explosion-proof fan can possess bigger removal application range, and its simple structure is fit for promoting on a large scale simultaneously.
Drawings
Fig. 1 is a schematic perspective view of an explosion-proof fan for flammable places according to the present invention;
fig. 2 is a schematic view of a partial perspective structure of an explosion-proof fan for flammable places according to the present invention;
in the figure: 1-protective grid, 2-fan blade, 3-explosion-proof pneumatic motor, 4-air inlet hose, 5-connecting part, 501-rotary support, 6-mounting sleeve, 601-connecting internal thread, 7-air source part, 701-storage chamber, 702-connecting external thread, 8-drawer cabinet, 9-base, 10-storage tank and 11-connecting valve.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1-2, an embodied explosion-proof fan for an inflammable place includes a blowing assembly, a support rod, and a driving assembly, where the blowing assembly includes a fan blade 2 and a protective grid 1 cover, the driving assembly includes an explosion-proof pneumatic motor 3, a rotation shaft of the explosion-proof pneumatic motor 3 is fixedly connected to a center of the fan blade 2, an air inlet hose 4 for providing compressed air is disposed at a bottom of the explosion-proof pneumatic motor 3, the support rod includes an air source portion 7 and a connecting portion 5, the air source portion 7 and the connecting portion 5 are of a detachable structure, a storage chamber 701 is disposed inside the air source portion 7, a storage tank 10 for storing compressed air is disposed inside the storage chamber 701, a connecting valve 11 for connecting the storage tank 10 is disposed at a bottom of the connecting portion 5, and one end of the air inlet hose 4, which is far away from the explosion-proof pneumatic motor 3, is in conductive connection with the connecting valve 11.
The bottom of connecting portion 5 is equipped with the installation sleeve 6 that is used for connecting the air supply body of rod, and the inner wall of installation sleeve 6 is equipped with connection internal thread 601, and the one end that air supply portion 7 is close to connecting portion 5 is equipped with connection external screw thread 702, and connecting portion 5 carries out the spiro union through the top of installation sleeve 6 with air supply portion 7 and fixes, and connecting valve 11 can follow connecting portion 5 downstream, makes connecting valve 11 and holding vessel 10 carry out the turn-on connection.
One side of air supply portion 7 is equipped with the opening that is used for placing holding vessel 10, and the opening part is equipped with mobilizable cabinet 8 of taking out, and holding vessel 10 inlays in the inside of taking out cabinet 8, and holding vessel 10 accessible is taken out cabinet 8 and is installed to storage chamber 701 in.
The top of connecting portion 5 is equipped with runing rest 501, and drive assembly carries out fixed swing joint through runing rest 501 and connecting portion 5, and the bottom of connecting portion 5 is equipped with base 9, and connecting portion 5 fixed connection is at the center at base 9 top.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention is disclosed in the above description in terms of preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art will be able to make any changes or modifications to equivalent embodiments without departing from the scope of the present invention, and all the technical solutions of the present invention are within the scope of the present invention.
Claims (5)
1. An explosion-proof fan for inflammable places, including subassembly, bracing piece and the drive assembly of blowing, the subassembly of blowing comprises flabellum and protection net cover, and drive assembly comprises explosion-proof air motor, and fixed connection is carried out with the center of flabellum in explosion-proof air motor's pivot, and explosion-proof air motor's bottom is equipped with the air inlet hose that is used for providing compressed air, its characterized in that: the bracing piece comprises air supply portion and connecting portion, is detachable construction between air supply portion and the connecting portion, and the inside of air supply portion is the storage cavity, and the inside of storage cavity is equipped with the holding vessel that is used for storing compressed gas, and the bottom of connecting portion is equipped with the connecting valve that is used for connecting the holding vessel, and the one end that explosion-proof air motor was kept away from to the air inlet hose carries out the turn-on connection with the connecting valve.
2. The explosion-proof fan for combustible places according to claim 1, characterized in that: the bottom of connecting portion is equipped with the installation sleeve that is used for connecting the air supply body of rod, and the telescopic inner wall of installation is equipped with the connection internal thread, and the one end that air supply portion is close to connecting portion is equipped with the connection external screw thread, and connecting portion carry out the spiro union through the top of installation sleeve with air supply portion and fix, and the connecting valve can follow connecting portion downstream, makes connecting valve and holding vessel carry out the turn-on connection.
3. The explosion-proof fan for combustible places according to claim 2, characterized in that: one side of air supply portion is equipped with the opening that is used for placing the holding vessel, and the opening part is equipped with mobilizable cabinet of taking out, and the inside at the cabinet is taken out to the holding vessel inlaying, and the holding vessel accessible is taken out the cabinet and is installed to the storage chamber indoor.
4. The explosion-proof fan for inflammable places according to claim 1, characterized in that: the top of connecting portion is equipped with runing rest, and drive assembly carries out fixed swing joint through runing rest and connecting portion.
5. The explosion-proof fan for inflammable places according to any one of claims 1 to 4, wherein: the bottom of connecting portion is equipped with the base, connecting portion fixed connection is at the center at base top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221557904.0U CN217713025U (en) | 2022-06-21 | 2022-06-21 | Explosion-proof fan for inflammable places |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221557904.0U CN217713025U (en) | 2022-06-21 | 2022-06-21 | Explosion-proof fan for inflammable places |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217713025U true CN217713025U (en) | 2022-11-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221557904.0U Active CN217713025U (en) | 2022-06-21 | 2022-06-21 | Explosion-proof fan for inflammable places |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217713025U (en) |
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2022
- 2022-06-21 CN CN202221557904.0U patent/CN217713025U/en active Active
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