CN206175289U - Grease proofing draught fan - Google Patents
Grease proofing draught fan Download PDFInfo
- Publication number
- CN206175289U CN206175289U CN201621201205.7U CN201621201205U CN206175289U CN 206175289 U CN206175289 U CN 206175289U CN 201621201205 U CN201621201205 U CN 201621201205U CN 206175289 U CN206175289 U CN 206175289U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- grease proofing
- motor
- impeller
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a grease proofing draught fan. The device including the casing with set up the motor in the casing outside, be connected with the first impeller on the main shaft of motor, the first impeller sets up in the casing, be located to be provided with grease proofing part on the main shaft between motor and the casing, grease proofing parts including the suit main epaxial second impeller with offer at main epaxial a plurality of oil grooves of leading, lead the oil groove and be located air outlet one side of second impeller, lead on the main shaft between oil groove and the casing cover and be equipped with a plurality of fluid along first oil scraper rings of main shaft flow direction motor that are used for blockking in the casing, the second impeller and lead the main shaft between the oil groove on the cover be equipped with and be used for blockking and lead in the oil groove second oil scraper ring of fatlute along main shaft flow direction motor. Because the existence of grease proofing part, the device can prevent fatlute to flow in the motor along the main shaft effectively, and to avoid electrical burns out, causes the incident.
Description
Technical field
The utility model is related to field of chemical equipment, more particularly to a kind of grease proofing air-introduced machine.
Background technology
A kind of patent of entitled new cylindricality condenser, the Shen of the patent are disclosed in existing Chinese patent database
Please number be：201210008628.7, the applying date is 2012.01.12, and Authorization Notice No. is CN 102536914B, authorized announcement date
For 2015.06.03, its structure includes：Motor, by the motor-driven main shaft, installed in the impeller, snail of described main shaft one end
Shell, bearing block and the bearing in the bearing block, the main shaft is arranged in the bearing, it is characterised in that：It is described
The rotating shaft of motor connects the main shaft by shaft coupling, and two bearings are provided with the bearing block, and the main shaft is arranged on two
In the individual bearing, radiating segment is provided with the main shaft, the radiating segment stretches out the bearing block, and the radiating segment is to be located at
The bearing block near the spiral case main shaft shaft part between the one side of the bearing block of one side and the spiral case,
The length of the radiating segment is 100mm~300mm, and the radiating segment adopts the exposed radiating mode of nature, and the bearing block is water
Cold bearing block.It is disadvantageous in that：When oil smoke is contained in the air of the first impeller inspiration, what oil smoke can be slowly is gathered in master
On axle, stepper motor is flowed gradually along main shaft, long-term conventional, motor easily burns, and causes potential safety hazard, and the device can not be prevented
Oil gas is along main shaft stream stepper motor.
Utility model content
The purpose of this utility model is in view of the shortcomings of the prior art, there is provided one kind avoids greasy filth from entering along main shaft
The grease proofing air-introduced machine of motor.
In order to realize the purpose of above-mentioned utility model, technical solution adopted in the utility model：
A kind of grease proofing air-introduced machine, includes and housing and is arranged on the motor of hull outside, and the is connected with the main shaft of motor
One impeller, the first impeller is arranged in housing, and grease proofing part is provided with the main shaft between motor and housing, and described is anti-
Oily part includes the second impeller being sleeved on main shaft and the multiple oil guide grooves being opened on main shaft, and the oil guide groove is located at the
The air outlet side of two impellers, is arranged with multiple for stopping housing inner fluid along main shaft on the main shaft between oil guide groove and housing
First oil scraper ring of flow direction motor, is arranged with for stopping oil in oil guide groove on the main shaft between second impeller and oil guide groove
Second oil scraper ring of the mud along main shaft flow direction motor.
During utility model works, Motor drive main axis, main shaft drives the work of the first impeller, the first impeller inspiration
When containing oil smoke in air, what greasy filth can be slowly is gathered on main shaft, along main shaft flow direction motor, most greasy filth Jing first
Oil scraper ring stop drippage, a small amount of greasy filth cross the first oil scraper ring flow into oil guide groove in, the second impeller with main axis, by oil
Mud blows to the first oil scraper ring, prevents greasy filth from crossing the second oil scraper ring.Compared with prior art, the beneficial effects of the utility model
For：Due to the presence of grease proofing part, the device can effectively prevent greasy filth from flowing into motor along main shaft, it is to avoid burn-down of electric motor, cause
Security incident.
In order to prevent greasy filth to be directly dropped in ground, environment is polluted, the main shaft lower end between motor and housing is arranged
There is the swab case for receiving the fluid dripped on main shaft.
In order to mention grease proofing effect, the length of the oil guide groove is 100~300mm.
In order to avoid the fluid in housing exosmoses along main shaft, in the main shaft and the junction gap of housing sealing is provided with
Circle.
In order to effectively stop greasy filth along main shaft flow direction motor, first oil scraper ring and the second oil scraper ring are all elasticity
Rubber ring.
Further, it is connected with reductor on the main shaft between the motor and grease proofing part.
Further, air inlet and exhaust outlet are provided with the housing.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is close-up schematic view at the A of Fig. 1.
Wherein, 1 motor, 101 reductors, 102 main shafts, 2 first impellers, 3 housings, 301 sealing rings, 302 air inlets, 303
Exhaust outlet, 4 grease proofing parts, 401 first oil scraper rings, 402 oil guide grooves, 403 second oil scraper rings, 404 second impellers, 5 swab cases.
Specific embodiment
It is a kind of grease proofing air-introduced machine as shown in Fig. 1~2, includes housing 3 and be arranged on the motor 1 in the outside of housing 3, shell
It is provided with air inlet 302 and exhaust outlet 303 on body 3, the Jing reductors 101 of main shaft 102 of motor 1 are connected with the first impeller 2, first
Impeller 2 is arranged in housing 3, sealing ring 301 is provided with main shaft 102 and the junction gap of housing 3, positioned at motor 1 and housing 3
Between main shaft 102 on be provided with grease proofing part 4, in order to prevent greasy filth to be directly dropped in ground, pollute environment, grease proofing part 4
Lower end be provided with swab case 5 for receiving the fluid dripped on main shaft 102, grease proofing part 4 includes and is sleeved on main shaft 102
On the second impeller 404 and multiple oil guide grooves 402 for being opened on main shaft 102, the length of oil guide groove 402 is 100~300mm,
Oil guide groove 402 is located at the air outlet side of the second impeller 404, is arranged with the main shaft 102 between oil guide groove 402 and housing 3 many
It is individual for stopping first oil scraper ring 401 of the inner fluid of housing 3 along the flow direction motor 1 of main shaft 102, the second impeller 404 and oil guide groove 402
Between main shaft 102 on be arranged with for stopping second oil scraper ring of the greasy filth along the flow direction motor 1 of main shaft 102 in oil guide groove 402
403, the first oil scraper ring 401 and the second oil scraper ring 403 are all the rubber ring of elasticity.
During work, the drive shaft 102 of motor 1 is rotated, and main shaft 102 drives the first impeller 2 to work, the inspiration of the first impeller 2
When containing oil smoke in air, what greasy filth can be slowly is gathered on main shaft 102, along the flow direction motor 1 of main shaft 102, most oil
The stop of the first oil scraper rings of mud Jing 401 is dropped onto in swab case 5, and a small amount of greasy filth crosses the first oil scraper ring 401 and flows into oil guide groove 402
Interior, the second impeller 404 is rotated with main shaft 102, and a part of greasy filth is blowed to into the first oil scraper ring 401, prevents greasy filth from crossing second
Oil scraper ring 403, another part is blown off in swab case 5.
The utility model is not limited to above-described embodiment, disclosed in the utility model on the basis of technical scheme, this
The technical staff in field is according to disclosed technology contents, it is not necessary to which performing creative labour just can be special to some of which technology
Levy and make some replacements and deform, these are replaced and deform in protection domain of the present utility model.
Claims (7)
1. a kind of grease proofing air-introduced machine, includes housing and is arranged on the motor of hull outside, and on the main shaft of motor first is connected with
Impeller, the first impeller is arranged in housing, it is characterised in that：Grease proofing portion is provided with main shaft between motor and housing
Part, described grease proofing part includes the second impeller being sleeved on main shaft and the multiple oil guide grooves being opened on main shaft, described
Oil guide groove is located at the air outlet side of the second impeller, is arranged with the main shaft between oil guide groove and housing multiple for stopping housing
Inner fluid is arranged with for hindering along the first oil scraper ring of main shaft flow direction motor on the main shaft between second impeller and oil guide groove
Second oil scraper ring of the greasy filth along main shaft flow direction motor in gear oil guide groove.
2. a kind of grease proofing air-introduced machine according to claim 1, it is characterised in that：Under main shaft between motor and housing
End is provided with the swab case for receiving the fluid dripped on main shaft.
3. a kind of grease proofing air-introduced machine according to claim 1, it is characterised in that：The length of the oil guide groove be 100~
300mm。
4. a kind of grease proofing air-introduced machine according to claim 1, it is characterised in that：The junction gap of the main shaft and housing
Inside it is provided with sealing ring.
5. a kind of grease proofing air-introduced machine according to claim 1, it is characterised in that：First oil scraper ring and the second oil scraper ring
All it is the rubber ring of elasticity.
6. a kind of grease proofing air-introduced machine according to claim 1, it is characterised in that：Master between the motor and grease proofing part
Reductor is connected with axle.
7. the grease proofing air-introduced machine of any according to claims 1 to 6, it is characterised in that：Be provided with the housing into
Air port and exhaust outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621201205.7U CN206175289U (en) | 2016-11-08 | 2016-11-08 | Grease proofing draught fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621201205.7U CN206175289U (en) | 2016-11-08 | 2016-11-08 | Grease proofing draught fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206175289U true CN206175289U (en) | 2017-05-17 |
Family
ID=58682285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621201205.7U Expired - Fee Related CN206175289U (en) | 2016-11-08 | 2016-11-08 | Grease proofing draught fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206175289U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477012A (en) * | 2017-09-19 | 2017-12-15 | 张家港保税区创典炉窑通风设备有限公司 | A kind of new type high temperature air-introduced machine |
-
2016
- 2016-11-08 CN CN201621201205.7U patent/CN206175289U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477012A (en) * | 2017-09-19 | 2017-12-15 | 张家港保税区创典炉窑通风设备有限公司 | A kind of new type high temperature air-introduced machine |
| CN107477012B (en) * | 2017-09-19 | 2023-12-22 | 张家港保税区创典炉窑通风设备有限公司 | Novel high-temperature induced draft fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20211108 |