CN106642703A - Strong exhaust air suction system of gas water heater - Google Patents
Strong exhaust air suction system of gas water heater Download PDFInfo
- Publication number
- CN106642703A CN106642703A CN201710089512.3A CN201710089512A CN106642703A CN 106642703 A CN106642703 A CN 106642703A CN 201710089512 A CN201710089512 A CN 201710089512A CN 106642703 A CN106642703 A CN 106642703A
- Authority
- CN
- China
- Prior art keywords
- motor
- collecting hood
- fume collecting
- exhaust fume
- fan blade
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 5
- 239000003517 fume Substances 0.000 claims abstract description 32
- 239000007789 gas Substances 0.000 claims abstract description 24
- 238000009423 ventilation Methods 0.000 claims abstract description 11
- 108090000565 Capsid Proteins Proteins 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 230000005484 gravity Effects 0.000 abstract description 4
- 239000002912 waste gas Substances 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Abstract
The invention discloses a strong exhaust air suction system of a gas water heater. The strong exhaust air suction system comprises an exhaust fume collecting hood, a volute, a wind wheel, a motor, a motor bracket, supporting legs and fan blades, wherein the exhaust fume collecting hood is connected and communicated with the volute to form a ventilation pipeline; the wind wheel is installed in the volute, and the wind wheel is connected with the motor through a rotating shaft; the motor is installed on the motor bracket and is fixed to a side face of the exhaust fume collecting hood, one end of the rotating shaft is connected with the wind wheel, and the other opposite end of the rotating shaft is connected with the fan blades; and a fan blade outer cover is further arranged at the outside of the fan blades, and the fan blade outer cover is fixed to the motor. The fan blades and the wind wheel are respectively installed on both ends of the rotating shaft of the motor so as to balance the gravity center of the motor, and the motor operates more stably; the ventilating air generated by the fan blades flows by the motor, the volute and the exhaust fume collecting hood in sequence, and the ventilating air takes away the heat generated by the operation of the motor; and the ventilating air generated by the fan blades forms a heat isolation band on the surrounding of the motor to prevent high temperature waste gas generated by the combustion of the water heater from transferring the heat to the motor when flowing by the exhaust fume collecting hood, resulting in a raised temperature of the motor, and thus the service life of the motor is beneficially prolonged.
Description
Technical field
The invention belongs to the ventilation parts technical field of liquid heater, more particularly to the forced-ventilated exhausting of gas heater
Device.
Background technology
The forced-ventilated extractor fan of gas heater as gas heater vitals, the forced-ventilated exhausting of gas heater
The performance of device and life-span have a strong impact on the performance of water heater and life-span, the wherein electricity of the forced-ventilated extractor fan of gas heater
Machine produces in the running heat, if the heat that motor is produced can not exclude in time the operating efficiency that can badly influence motor and
Life-span.
At present, shaft flow blade is adopted for electric motor temperature reduction, shaft flow blade is more in the forced-ventilated extractor fan of gas heater
Number be arranged between spiral case and motor and it is exposed in atmosphere, fan blade and wind wheel are arranged on same one end of machine shaft, motor
Center of gravity to the direction of wind wheel and fan blade offsets, and affects smoothness during motor operation；Blower fan can not be effectively electric motor temperature reduction, shadow
Ring the life-span of motor；Meanwhile, fan blade is exposed in atmosphere, there is potential safety hazard, and exposed aerial fan blade is easily involved in foreign matter,
And cause fan blade to damage.
The content of the invention
The invention provides a kind of forced-ventilated extractor fan of the gas heater that can be effectively electric motor temperature reduction, present invention employing
Technical scheme be：
A kind of forced-ventilated extractor fan of gas heater, including exhaust fume collecting hood, spiral case, wind wheel, motor, electric machine support, leg
And fan blade, wherein motor includes motor housing and rotating shaft；The exhaust fume collecting hood and spiral case connection insertion, constitute ventilation shaft；Wind wheel
Installed in spiral case inside and by rotating shaft and motor connection；Motor is arranged on electric machine support and is fixed on the side of exhaust fume collecting hood；
Characterized in that, one end of the rotating shaft is connected with wind wheel, the relative other end is connected with fan blade；Wind is additionally provided with outside the fan blade
The leaf outer cover and fan blade outer cover is fixed on motor.
Further, the fan blade is shaft flow blade.
Further, the spiral case includes protecgulum and bonnet, and the protecgulum and bonnet are connected by riveted structure.
Further, one end of the electric machine support is fixed on after spiral case and covers, and the other end is solid to be fixedly connected with motor.
Further, motor housing is also covered with outside the motor, motor housing includes procapsid and back casing, wherein after
The end face of housing is provided with air inlet, and the circumferential wall body of back casing is provided with air outlet.
Further, the exhaust fume collecting hood is made up of front panel, rear board, left plate, right side upper plate and right side lower plate, each plate
Between by riveted structure connect.
Further, the exhaust fume collecting hood also includes deflector, and deflector is fixedly connected with the left plate and right side lower plate,
The deflector is provided with multiple through holes.
Wind wheel and fan blade are connected to the two ends of machine shaft, make motor gravity balance, and motor is operationally more stable；
In the running, fan blade is rotated the motor, and fan blade is produced and flows through motor, the ventilation of spiral case exhaust fume collecting hood successively, and ventilation strip walks motor
The heat that operating is produced, effectively reduces the temperature of motor；The ventilation that fan blade is produced forms heat insulating belt around motor, it is to avoid combustion
High-temp waste gas after burning transfer heat to motor and cause motor temperature to raise when flowing through exhaust fume collecting hood, are conducive to extending motor
Life-span；Fan blade outer cover is also covered with outside the fan blade, fan blade outer cover eliminates potential safety hazard, it is to avoid extraneous foreign matter is involved in and damages
Fan blade.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
The forced-ventilated extractor fan stereogram of the gas heater that Fig. 1 is provided for the present invention；
The three-dimensional exploded view of the forced-ventilated extractor fan of the gas heater that Fig. 2 is provided for the present invention；
The stereogram of the exhaust fume collecting hood of the forced-ventilated extractor fan of the gas heater that Fig. 3 is provided for the present invention；
The three-dimensional exploded view of the exhaust fume collecting hood of the forced-ventilated extractor fan of the gas heater that Fig. 4 is provided for the present invention；
The three-dimensional exploded view of the motor of the forced-ventilated extractor fan of the gas heater that Fig. 5 is provided for the present invention.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
And accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described.
The specific embodiment of the present invention is illustrated below in conjunction with the accompanying drawings.
As Figure 1-5, the forced-ventilated extractor fan of gas heater of the present invention includes exhaust fume collecting hood 1, spiral case 2, wind wheel
3rd, motor 4, electric machine support 5, leg 6, fan blade 7, fan blade outer cover 8 and deflector 9.
The exhaust fume collecting hood 1 is connected insertion with spiral case 2, constitutes air communication channel.The exhaust fume collecting hood 1 by front panel 11, after
Panel 12, left plate 13, right side upper plate 14 and right side lower plate 15 are constituted, and are connected by riveted structure between each plate.The snail
Shell 2 is made up of protecgulum 21 and bonnet 22, and the protecgulum 21 and bonnet 22 are connected by riveted structure.Exhaust fume collecting hood 1 and spiral case 2 are adopted
Riveted structure, improves rigid, the sealing of exhaust fume collecting hood 1 and spiral case 2, reduces manufacturing procedure, improves production power.
The exhaust fume collecting hood 1 also includes deflector 9, and deflector 9 is fixedly connected with left plate 13 and right side lower plate 15；It is described to lead
Stream plate 9 is provided with the high temperature gas flow after multiple through hole hot water supply device burnings and passes through, and makes the air-flow uniform and stable ground produced after burning
By exhaust fume collecting hood 1.
Motor 4 includes rotating shaft 41 and motor housing 42, and wind wheel 3 is located inside spiral case 2；One end of rotating shaft 41 connects with wind wheel 3
Connect, the relative other end is connected with fan blade 7；The fan blade 7 is outer to be also covered with fan blade outer cover 8, and fan blade outer cover 8 is fixed with motor 4
Connection, the fan blade for being covered with fan blade outer cover 8 is produced when rotating and flows through motor 4, the ventilation of the exhaust fume collecting hood of spiral case 2, the ventilation strip leakage of electricity successively
The heat that machine operating is produced, effectively reduces the temperature fan blade of motor；Outer cover 8 also eliminates potential safety hazard, it is to avoid in air or
Foreign matter is involved in fan blade 7 and damages fan blade 7.
Motor 4 is fixed on the side of exhaust fume collecting hood 1 by electric machine support 5, and one end of the electric machine support 5 is fixed on spiral case 2
Bonnet 22 on, the relative other end is fixedly connected with motor 4.
One end of the leg 6 is fixed in the right side lower plate 15 of the exhaust fume collecting hood 1, and the other end is fixed with the motor 4
Connection；The leg 6 makes the connection between motor 4 and exhaust fume collecting hood 1 more firm, increased the stability of the operation of motor 4.
The motor housing 42 includes procapsid 421 and back casing 422, and the end face of wherein back casing 422 is provided with air intake
Mouth 4221, the circumferential wall body of procapsid 421 is provided with air outlet 4211.The air inlet 4221 includes multiple I type grooves and rear
It is uniformly distributed in a ring on the end face of housing 422, the air outlet 4211 includes multiple I type grooves and in the circumference of procapsid 421
It is uniformly distributed on wall body.
Fan blade 7 is shaft flow blade, and when motor 4 runs, fan blade 7 is rotated, and the ventilation of formation sequentially passes through motor 4, spiral case 2
With exhaust fume collecting hood 1, divulge information through air inlet 4221 and air outlet 4211, effectively take away motor 4 and operate produced heat；It is described
The ventilation that fan blade 7 is produced forms heat insulating belt around motor 4, when heat insulating belt avoids high-temp waste gas from flowing through exhaust fume collecting hood 1, heat is passed
It is handed to motor 4 and causes the temperature of motor 4 to raise.On the other hand, the two ends of the rotating shaft 41 of motor 4 connect respectively with fan blade 7 and wind wheel 3
Connect, make the gravity balance of motor 4, run more steady.
It should be noted that described embodiment is only a part of embodiment of the invention, rather than the enforcement of whole
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not paid
Every other embodiment, belongs to the scope of protection of the invention.
Claims (7)
1. a kind of forced-ventilated extractor fan of gas heater, including exhaust fume collecting hood, spiral case, wind wheel, motor, electric machine support, leg and
Fan blade, wherein motor include motor housing and rotating shaft；The exhaust fume collecting hood and spiral case connection insertion, constitute ventilation shaft；Wind wheel is pacified
It is mounted in spiral case inside and by rotating shaft and motor connection；Motor is arranged on electric machine support and is fixed on the side of exhaust fume collecting hood；Its
It is characterised by, one end of the rotating shaft is connected with wind wheel, the relative other end is connected with fan blade；Fan blade is additionally provided with outside the fan blade
The outer cover and fan blade outer cover is fixed on motor.
2. the forced-ventilated extractor fan of gas heater according to claim 1, it is characterised in that the fan blade is axial-flow type
Fan blade.
3. the forced-ventilated extractor fan of gas heater according to claim 1, it is characterised in that the spiral case includes protecgulum
And bonnet, the protecgulum and bonnet are connected by riveted structure.
4. the forced-ventilated extractor fan of gas heater according to claim 3, it is characterised in that the one of the electric machine support
End is fixed on after spiral case and covers, and the other end is solid to be fixedly connected with motor.
5. the forced-ventilated extractor fan of gas heater according to claim 4, it is characterised in that the motor housing includes
The end face of procapsid and back casing, wherein back casing is provided with air inlet, and the circumferential wall body of back casing is provided with air outlet.
6. the forced-ventilated extractor fan of gas heater according to claim 1, it is characterised in that the exhaust fume collecting hood is by above
Plate, rear board, left plate, right side upper plate and right side lower plate are constituted, and are connected by riveted structure between each plate.
7. the forced-ventilated extractor fan of gas heater according to claim 6, it is characterised in that the exhaust fume collecting hood also includes
Deflector, deflector is fixedly connected with the left plate and right side lower plate, and the deflector is provided with multiple through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710089512.3A CN106642703A (en) | 2017-02-20 | 2017-02-20 | Strong exhaust air suction system of gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710089512.3A CN106642703A (en) | 2017-02-20 | 2017-02-20 | Strong exhaust air suction system of gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106642703A true CN106642703A (en) | 2017-05-10 |
Family
ID=58845563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710089512.3A Pending CN106642703A (en) | 2017-02-20 | 2017-02-20 | Strong exhaust air suction system of gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106642703A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107525277A (en) * | 2017-08-25 | 2017-12-29 | 万家乐热能科技有限公司 | A kind of low nitrogen wall-hung condensing gas furnace and its application process |
| CN110500784A (en) * | 2019-08-07 | 2019-11-26 | 武汉海尔热水器有限公司 | Modularization air draft component and gas-heating equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007322056A (en) * | 2006-05-31 | 2007-12-13 | Toyotomi Co Ltd | Structure of fan cover for hot air heater |
| CN201705733U (en) * | 2009-12-25 | 2011-01-12 | 中山大洋电机股份有限公司 | Heat radiating structure of air blower |
| CN201992824U (en) * | 2011-03-06 | 2011-09-28 | 广东欧意电器有限公司 | Novel smoke emission device of gas water heater |
| CN204202183U (en) * | 2014-09-29 | 2015-03-11 | 广东万家乐燃气具有限公司 | A kind of type of taking out by force gas heater with direct current generator |
| CN206556257U (en) * | 2017-02-20 | 2017-10-13 | 广东裕祥环保科技有限公司 | A kind of forced-ventilated extractor fan of gas heater |
-
2017
- 2017-02-20 CN CN201710089512.3A patent/CN106642703A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007322056A (en) * | 2006-05-31 | 2007-12-13 | Toyotomi Co Ltd | Structure of fan cover for hot air heater |
| CN201705733U (en) * | 2009-12-25 | 2011-01-12 | 中山大洋电机股份有限公司 | Heat radiating structure of air blower |
| CN201992824U (en) * | 2011-03-06 | 2011-09-28 | 广东欧意电器有限公司 | Novel smoke emission device of gas water heater |
| CN204202183U (en) * | 2014-09-29 | 2015-03-11 | 广东万家乐燃气具有限公司 | A kind of type of taking out by force gas heater with direct current generator |
| CN206556257U (en) * | 2017-02-20 | 2017-10-13 | 广东裕祥环保科技有限公司 | A kind of forced-ventilated extractor fan of gas heater |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107525277A (en) * | 2017-08-25 | 2017-12-29 | 万家乐热能科技有限公司 | A kind of low nitrogen wall-hung condensing gas furnace and its application process |
| CN110500784A (en) * | 2019-08-07 | 2019-11-26 | 武汉海尔热水器有限公司 | Modularization air draft component and gas-heating equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |
|
| RJ01 | Rejection of invention patent application after publication |