CN204239287U - A kind of mine pneumatic blower fan - Google Patents
A kind of mine pneumatic blower fan Download PDFInfo
- Publication number
- CN204239287U CN204239287U CN201420728518.2U CN201420728518U CN204239287U CN 204239287 U CN204239287 U CN 204239287U CN 201420728518 U CN201420728518 U CN 201420728518U CN 204239287 U CN204239287 U CN 204239287U
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- pneumatic
- collecting unit
- casing
- filtrating equipment
- impeller
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Abstract
A kind of mine pneumatic blower fan, comprise wind collecting unit, breathing pipe and pneumatic motor, wind collecting unit, pneumatic motor, breathing pipe connect successively and form gas channel, and gas channel is provided with filtrating equipment, and filtrating equipment is arranged between wind collecting unit and pneumatic motor.Such design, by the filtering effect of filtrating equipment, can screen out slag and other foreign material to a certain extent, prevent above-mentioned foreign material from entering pneumatic motor and breathing pipe, reduce friction noise.
Description
Technical field
The utility model relates to technical field, particularly a kind of mine pneumatic blower fan.
Background technique
Mine ventilator is the one of propeller fan, because it uses the particularity of industry and application place, and in performance parameter and external dimension with the larger difference of general axis flow fan, general needs is studied separately.The noise produced when mine ventilator normally runs easily makes for a long time to occur tinnitus, dizziness, weakness of limbs and the symptom such as absent minded the miner of underground work, serious to the damage of miner's health.In order to address this problem, people generally can install baffler at the inlet/outlet place of blower fan respectively, are used for reaching the object of sound-deadening and noise-reducing by baffler.But it just carries out relevant treatment to the noise produced from blower fan, does not fundamentally solve noise, does not namely carry out any process to the blower fan as noise source.
Prior art discloses a kind of mine ventilator as Chinese patent CN103423212, and comprise shell, install motor in the enclosure and be arranged on the impeller at motor two ends, the motor housing on motor is fixedly connected with shell by connecting rod; The inwall of shell has many grooves along rifle direction, the inwall between adjacent grooves has at least one group of bloop along rifle direction, by size cycle arrangement, the track often organizing bloop circle center line connecting is parallel with the track of groove.
Such design, reduces the friction noise that friction speed air-flow produces, flow spiral can also be made to advance, decrease distinguished and admirable resistance, increase blast, improve wind speed, the loss of air quantity and blast is reduced.But the control accuracy of above-mentioned blower fan convection cell requires very high, and accordingly, the requirement on machining accuracy for motor is also very high, and processing cost promotes, and should not promote.
Model utility content
Technical problem to be solved in the utility model is that mine ventilator cost of the prior art is higher, and provides the less and mine pneumatic blower fan of advantage of lower cost of a kind of noise.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is as follows:
A kind of mine pneumatic blower fan, comprise wind collecting unit, breathing pipe and pneumatic motor, described wind collecting unit, described pneumatic motor, described breathing pipe connect successively and form gas channel, described gas channel is provided with filtrating equipment, and described filtrating equipment is arranged between described wind collecting unit and described pneumatic motor.
In above-mentioned pneumatic fan, described wind collecting unit inside is provided with impeller, and described impeller is fixedly connected with on the rotary shaft with one heart by pressing plate, and described running shaft is connected with described pneumatic motor.
In above-mentioned pneumatic fan, described impeller is incomplete ring-type wheel.
In above-mentioned pneumatic fan, described impeller is two vent disk.
In above-mentioned pneumatic fan, described impeller is single radial cut dish.
In above-mentioned pneumatic fan, also comprise casing, described filtrating equipment is arranged on the outside of described casing, and described pneumatic motor is arranged on the inside of described casing.
In above-mentioned pneumatic fan, described casing is fixedly installed at least two supports.
In above-mentioned pneumatic fan, described casing is provided with some nameplates.
In above-mentioned pneumatic fan, described filtrating equipment is pressure regulation filter.
In above-mentioned pneumatic fan, described casing surface is provided with rust preventive coating.
Technique scheme of the present utility model has the following advantages compared to existing technology:
1. pneumatic fan of the present utility model, comprise wind collecting unit, breathing pipe and pneumatic motor, wind collecting unit, pneumatic motor, breathing pipe connect successively and form gas channel, and gas channel is provided with filtrating equipment, and filtrating equipment is arranged between wind collecting unit and pneumatic motor.Such design, by the filtering effect of filtrating equipment, can screen out slag and other foreign material to a certain extent, prevent above-mentioned foreign material from entering pneumatic motor and breathing pipe, reduce friction noise, and add the working life of pneumatic fan.Meanwhile, similar in pit have in the environment of explosion risk, utilizes pneumatic motor to drive, can reduce the probability of accidents such as blasting, more safe and reliable.
2. pneumatic fan of the present utility model, wind collecting unit inside is provided with impeller, and impeller is fixedly connected with on the rotary shaft with one heart by pressing plate, and running shaft is connected with pneumatic motor.Such design, is fixed by pressing plate, is used alone screw-nut fixes than it, and stability is better, and reduces the possibility of vibrations generation, reduce further noise.
3. pneumatic fan of the present utility model, impeller is incomplete ring-type wheel.Such design, can produce the disturbance jet of certain frequency, and what increase pneumatic fan blows row's effect.
4. pneumatic fan of the present utility model, also comprises casing, and filtrating equipment is arranged on the outside of casing, and pneumatic motor is arranged on the inside of casing.Filtrating equipment is arranged on casing outside, and be convenient to cleaning foreign material and maintenance, pneumatic motor is arranged on casing internal, can reduce the impact of external environment on pneumatic motor to a certain extent, add Security.
5. pneumatic fan of the present utility model, casing is provided with some nameplates.Such design, can remind the corresponding notice of operating personnel in the very first time, avoid operating personnel to ignore security information, improve Security further.
6. pneumatic fan of the present utility model, filtrating equipment is pressure regulation filter.Filtering increase voltage regulation function simultaneously, air pressure can be prevented too high or too low, the speed of pressure change can reduced simultaneously, reduce further the noise because gas compression causes.
7. pneumatic fan of the present utility model, casing surface is provided with rust preventive coating.Such design, can increase the corrosion resistance of pneumatic fan, thus improves the working life of pneumatic fan.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is the structural representation of the utility model embodiment 1 pneumatic fan;
Fig. 2 is the cut-away view of the utility model embodiment 1 pneumatic fan;
Fig. 3 is the utility model embodiment 1 impeller shape schematic diagram;
Fig. 4 is the utility model embodiment 2 impeller shape schematic diagram.
In figure, reference character is expressed as: 1-casing, 2-support, 3-pneumatic motor, 4-wind collecting unit, 5-breathing pipe, 6-pressure regulation filter, 7-nameplate, 8-pressing plate, 9-impeller.
Embodiment
embodiment one
As Figure 1-3, be preferred embodiment of the present utility model.
Present embodiment discloses a kind of mine pneumatic blower fan, described pneumatic motor comprises: casing 1, wind collecting unit 4, breathing pipe 5, pneumatic motor 3 and filtrating equipment.Described wind collecting unit 4, described filtrating equipment, described pneumatic motor 3, described breathing pipe 5 connect successively and form gas channel.In the present embodiment, described filtrating equipment is arranged on the outside of described casing 1, and described pneumatic motor 3 is arranged on the inside of described casing 1.
In the present embodiment, described casing 1 is fixedly installed at least two supports 2.Further, the number of described support 2 is two.
In the present embodiment, described casing 1 is provided with some nameplates 7.Described nameplate 7 have recorded the corresponding informations such as product information, notice, Environmental Conditions.Further, the number of described nameplate 7 is two.
In the present embodiment, described casing 1 surface is provided with rust preventive coating.Further, described rust preventive coating is 204-1 rust proof paint.
In the present embodiment, described filtrating equipment is pressure regulation filter 6.
Described wind collecting unit inside is provided with impeller 9, and described impeller 9 is fixedly connected with on the rotary shaft with one heart by pressing plate 8, and described running shaft is connected with described pneumatic motor 3.In the present embodiment, described impeller 9 is incomplete ring-type wheel.Further, described impeller 9 is single radial cut dish.
embodiment two
As shown in Figure 4, be the second embodiment of the present utility model.Compared with embodiment one, described impeller 9 is two vent disk.
In other embodiments, described filtrating equipment and described pneumatic motor can be arranged on the inside of described casing 1 simultaneously, or are arranged on the outside of described casing 1 simultaneously, and its position does not affect the realization of the utility model purpose of design.
In other embodiments, the number of described support 2 can also be one, three or more, as long as described pneumatic motor can be fixed on design attitude, can realize purpose of design of the present utility model.
In other embodiments, the number of described nameplate 7 can also be one, three or more, or do not arrange described nameplate 7 on described casing 1, all can realize purpose of design of the present utility model.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to mode of execution.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all mode of executions.And thus the apparent change of amplifying out or variation be still among the protection domain that the utility model creates.
Claims (10)
1. a mine pneumatic blower fan, comprise wind collecting unit (4), breathing pipe (5) and pneumatic motor (3), described wind collecting unit (4), described pneumatic motor (3), described breathing pipe (5) connect successively and form gas channel, it is characterized in that: described gas channel is provided with filtrating equipment, described filtrating equipment is arranged between described wind collecting unit (4) and described pneumatic motor (3).
2. pneumatic fan according to claim 1, is characterized in that: described wind collecting unit inside is provided with impeller (9), and described impeller (9) is fixedly connected with on the rotary shaft with one heart by pressing plate (8), and described running shaft is connected with described pneumatic motor (3).
3. pneumatic fan according to claim 2, is characterized in that: described impeller (9) is taken turns for incomplete ring-type.
4. pneumatic fan according to claim 3, is characterized in that: described impeller (9) is two vent disk.
5. pneumatic fan according to claim 3, is characterized in that: described impeller (9) is single radial cut dish.
6., according to the arbitrary described pneumatic fan of claim 1-5, it is characterized in that: also comprise casing (1), described filtrating equipment is arranged on the outside of described casing (1), described pneumatic motor (3) is arranged on the inside of described casing (1).
7. pneumatic fan according to claim 6, is characterized in that: described casing (1) is fixedly installed at least two supports (2).
8. pneumatic fan according to claim 7, is characterized in that: described casing (1) is provided with some nameplates (7).
9. pneumatic fan according to claim 8, is characterized in that: described filtrating equipment is pressure regulation filter (6).
10. pneumatic fan according to claim 9, is characterized in that: described casing (1) surface is provided with rust preventive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420728518.2U CN204239287U (en) | 2014-11-28 | 2014-11-28 | A kind of mine pneumatic blower fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420728518.2U CN204239287U (en) | 2014-11-28 | 2014-11-28 | A kind of mine pneumatic blower fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204239287U true CN204239287U (en) | 2015-04-01 |
Family
ID=52768791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420728518.2U Expired - Fee Related CN204239287U (en) | 2014-11-28 | 2014-11-28 | A kind of mine pneumatic blower fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204239287U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929989A (en) * | 2015-06-22 | 2015-09-23 | 无锡金鑫集团股份有限公司 | Toilet active waste discharging and noise reducing device |
| CN106401992A (en) * | 2016-12-19 | 2017-02-15 | 江苏宇天科技有限公司 | Pneumatic fan |
-
2014
- 2014-11-28 CN CN201420728518.2U patent/CN204239287U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929989A (en) * | 2015-06-22 | 2015-09-23 | 无锡金鑫集团股份有限公司 | Toilet active waste discharging and noise reducing device |
| CN106401992A (en) * | 2016-12-19 | 2017-02-15 | 江苏宇天科技有限公司 | Pneumatic fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20161128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |