CN206398963U - Gas heater - Google Patents
Gas heater Download PDFInfo
- Publication number
- CN206398963U CN206398963U CN201621431434.8U CN201621431434U CN206398963U CN 206398963 U CN206398963 U CN 206398963U CN 201621431434 U CN201621431434 U CN 201621431434U CN 206398963 U CN206398963 U CN 206398963U
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- Prior art keywords
- impeller
- gas
- motor
- casing
- collecting hood
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- 239000007789 gas Substances 0.000 claims abstract description 70
- 239000003517 fume Substances 0.000 claims abstract description 46
- 239000003546 flue gas Substances 0.000 claims abstract description 35
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000779 smoke Substances 0.000 claims abstract description 33
- 238000002485 combustion reaction Methods 0.000 claims abstract description 31
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims description 37
- 230000001105 regulatory effect Effects 0.000 claims description 19
- 230000000391 smoking effect Effects 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 241000469816 Varus Species 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of gas heater, the gas heater includes：Heat-exchange system；For the combustion system heated to the heat-exchange system, the combustion system has multiple fire rows；Smoke evacuation system for discharging the flue gas that the combustion system is produced, the smoke evacuation system includes being used to carry out flue gas the horizontal exhaust fume collecting hood of rectification and the smoke exhaust fan for guiding the flue gas in the horizontal exhaust fume collecting hood to discharge, the length direction of the horizontal exhaust fume collecting hood extends so that across all fire rows of the combustion system, the smoke exhaust fan is arranged on the horizontal exhaust fume collecting hood in left-right direction.Have the advantages that fume emission is smooth, uniform, the pressure loss is small according to the gas heater of the utility model embodiment.
Description
Technical field
The utility model is related to electrical equipment manufacturing technology field, in particular to a kind of gas heater.
Background technology
Strong suction gas water heater in correlation technique, its exhaust fume collecting hood generally longitudinally sets and is provided with multiple elbows, cigarette
Flow of the gas in exhaust fume collecting hood is longer, and not only flow of flue gas blocks and the pressure loss is larger, influences the uniformity of fume emission.
Utility model content
The utility model is intended at least solve one of above-mentioned technical problem in correlation technique to a certain extent.Therefore,
The utility model proposes a kind of gas heater, it is excellent that the gas heater has that fume emission is smooth, uniform, the pressure loss is small etc.
Point.
To achieve the above object, a kind of gas heater, the gas and hot water are proposed according to embodiment of the present utility model
Device includes：Heat-exchange system；For the combustion system heated to the heat-exchange system, the combustion system has multiple fire
Row；Smoke evacuation system for discharging the flue gas that the combustion system is produced, the smoke evacuation system includes whole for being carried out to flue gas
The horizontal exhaust fume collecting hood of stream and the smoke exhaust fan for guiding the flue gas in the horizontal exhaust fume collecting hood to discharge, the horizontal exhaust fume collecting hood
Length direction extends so that across all fire rows of the combustion system, the smoke exhaust fan is arranged on the transverse direction in left-right direction
On exhaust fume collecting hood.
Have that fume emission is smooth, uniform, the pressure loss is small etc. according to the gas heater of the utility model embodiment excellent
Point.
In addition, can also have technical characteristic additional as follows according to the gas heater of the utility model embodiment：
According to one embodiment of the present utility model, the smoke exhaust fan includes：Casing, the casing enters provided with flue gas
Mouthful, cooling wind inlet and exhanst gas outlet, the gas approach is towards inside the horizontal exhaust fume collecting hood and the cooling wind inlet court
To the outside of the horizontal exhaust fume collecting hood；Impeller, the impeller is rotatably provided in the casing, the both ends of the surface difference of the impeller
The smoking port towards the gas approach and the inlet scoop towards the cooling wind inlet are constituted, the outer peripheral face of the impeller is constituted
Towards the air outlet of the exhanst gas outlet；Dividing plate, the dividing plate is located in the impeller and separates the smoking port and the suction
Air port；Motor, the motor is installed on the housing and at the cooling wind inlet, and the motor is passed with the impeller
Dynamic connection.
According to one embodiment of the present utility model, the overall diameter R0 of the dividing plate and overall diameter R1 of impeller ratio
It is worth for 1/3~1.
According to one embodiment of the present utility model, the cooling wind inlet is that varus is lateral opening, the cooling wind inlet
The difference of the maximum radius of the outline of radius and the motor is the adjustable first draft regulated value A of size, and the motor exists
It is the adjustable second draft regulated value of size the distance between with the inner face of varus time of the cooling wind inlet that it is axially upper
B。
According to one embodiment of the present utility model, in the axial direction of the impeller, the dividing plate and the smoking port it
Between distance be more than the distance between the dividing plate and described inlet scoop.
According to one embodiment of the present utility model, the relative position fixation of the dividing plate and the impeller is with the leaf
Wheel rotation.
According to one embodiment of the present utility model, the casing has a volute structure, the gas approach and described cold
But wind inlet be respectively provided at the casing both ends of the surface and the exhanst gas outlet it is opening up.
According to one embodiment of the present utility model, the week of the distance between the impeller and the casing along the casing
Gradually increase to the direction towards the exhanst gas outlet.
According to one embodiment of the present utility model, the motor is located at the motor shaft of casing outside and the motor
The cooling wind inlet is stretched into be connected with the impeller.
According to one embodiment of the present utility model, the gas heater also includes：Combustion heat-exchange cavity, the heat exchange
System and the combustion system are located in the combustion heat-exchange cavity, and the horizontal exhaust fume collecting hood is arranged on the combustion heat-exchange cavity
Top.
Brief description of the drawings
Fig. 1 is the structural representation of the gas heater according to the utility model embodiment.
Fig. 2 is the sectional view along its length of the smoke evacuation system of the gas heater according to the utility model embodiment.
Fig. 3 is the sectional view in the width direction of the smoke evacuation system of the gas heater according to the utility model embodiment.
Fig. 4 is the structural representation of the impeller and dividing plate of the smoke exhaust fan of the gas heater according to the utility model embodiment
Figure.
Reference：
Gas heater 1,
Heat-exchange system 10, combustion system 20, smoke evacuation system 30, combustion heat-exchange cavity 40,
Horizontal exhaust fume collecting hood 100,
Smoke exhaust fan 200,
Casing 210, gas approach 211, cooling wind inlet 212, exhanst gas outlet 213,
Impeller 220, smoking port 221, inlet scoop 222, air outlet 223,
Dividing plate 230,
Motor 240, motor shaft 241.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
Below with reference to the accompanying drawings gas heater 1 according to the utility model embodiment is described.
As Figure 1-Figure 4, including heat-exchange system 10, burning according to the gas heater 1 of the utility model embodiment is
System 20 and smoke evacuation system 30.
Combustion system 20 is heated for exchanging hot systems 10, and combustion system 20 has multiple fire rows.Smoke evacuation system 30
The flue gas produced for burning system of discharging 20, smoke evacuation system 30 includes horizontal exhaust fume collecting hood 100 and smoke exhaust fan 200.Laterally collect
Petticoat pipe 100 is used to carry out rectification to flue gas.Smoke exhaust fan 200 is used to guide the flue gas in horizontal exhaust fume collecting hood 100 to discharge, laterally collection
The length direction of petticoat pipe 100 extends in left-right direction, in other words, and horizontal exhaust fume collecting hood 100 is horizontally disposed, and horizontal exhaust fume collecting hood 100 is horizontal
Across all fire rows of combustion system 20, smoke exhaust fan 200 is arranged on horizontal exhaust fume collecting hood 100.
Need exist for being appreciated that, the exhaust fume collecting hood being longitudinally arranged in correlation technique refers to, the length direction of exhaust fume collecting hood is before
Rear is to extension, such as using the front panel of water heater as reference, and the length direction of exhaust fume collecting hood is horizontal in front panel, the application
Refer to the lateral arrangement of exhaust fume collecting hood 100, the length direction of horizontal exhaust fume collecting hood 100 is parallel to front panel.
According to the gas heater 1 of the utility model embodiment, the horizontal exhaust fume collecting hood 100 horizontally disposed by setting, and
Make horizontal exhaust fume collecting hood 100 across all fire rows of combustion system 20, can be contracted with all flue gases after uniform collection combustion of natural gas
Short flow of the flue gas in discharge process, and the quantity and angle of elbow are reduced, so that the pressure of air flue is greatly reduced
Loss, makes flue gas more smooth in discharge process.
Therefore, have that fume emission is smooth, uniform, the pressure loss according to the gas heater 1 of the utility model embodiment
Small the advantages of.
Below with reference to the accompanying drawings gas heater 1. according to the utility model specific embodiment is described
As Figure 1-Figure 4, including heat-exchange system 10, burning according to the gas heater 1 of the utility model embodiment is
System 20 and smoke evacuation system 30.
In some specific embodiments of the present utility model, as shown in figs 2-4, smoke exhaust fan 200 include casing 210,
Impeller 220, dividing plate 230 and motor 240.
Casing 210 is arranged on laterally provided with exhanst gas outlet 213, cooling wind inlet 212 and exhanst gas outlet 213, casing 210
On exhaust fume collecting hood 100, gas approach 211 is towards the horizontal inside of exhaust fume collecting hood 100 and cools down wind inlet 212 towards horizontal exhaust fume collecting hood 100
It is outside.Impeller 220 is rotatably provided in casing 210, and the both ends of the surface of impeller 220 respectively constitute the suction towards gas approach 211
Mouth 221 and the inlet scoop 222 towards cooling wind inlet 212, the outer peripheral face of impeller 220 constitute sending towards exhanst gas outlet 213
Air port 223, in other words, impeller 220 are double-sided impeller.Dividing plate 230 is located in impeller 220 and separates smoking port 221 and air draught
Mouth 222.Motor 240 is arranged on casing 210 and at cooling wind inlet 212 so that motor 240 and smoking port 221 by every
Plate 230 separates, and motor 240 is connected with impeller 220, for driving impeller 220 to rotate.
Below with reference to the accompanying drawings the course of work of smoke exhaust fan 200 is described.
The operation rear-guard movable vane of motor 240 wheel 220 rotates, the rotation air draught of impeller 220, the high temperature cigarette in horizontal exhaust fume collecting hood 100
Gas is sucked by gas approach 211 by smoking port 221, and environment cold wind is sucked by cooling wind inlet 212 by inlet scoop 222 and environment is cold
Wind passes through motor 240 during being inhaled into, so as to be cooled down to motor 240 and its motor shaft 241, the high temperature being inhaled into
Flue gas and environment cold wind deliver to exhanst gas outlet 213 by air outlet 223 and mix discharge.Wherein, dividing plate 230 is arranged on smoking port
Between 221 and inlet scoop 222, high-temperature flue gas by gas approach 211 enter after stopped by dividing plate 230 and motor can not be touched
240 and its motor shaft 241.
Thus, by setting the impeller 220 with smoking port 221 and inlet scoop 222, using double suction wind principle, side is inhaled
Enter flue gas to guide flue gas to discharge, side suction environment cold wind is cooled down to motor 240 and its motor shaft 241, can be realized
Forced fume exhaust, can realize that motor 240 is cooled down again, and need not set extra radiator fan, so as to simplify structure, reduce cost.
Also, by setting dividing plate 230 in the impeller 220, isolating for motor 240 and high-temperature flue gas is realized, reduction high-temperature flue gas is to electricity
Directly heating for machine 240, reaches the purpose of cooling, further increases the cooling down effect to motor 240.And then, it is easy to
The lateral arrangement of horizontal exhaust fume collecting hood 100, and combine the arrangement of horizontal exhaust fume collecting hood 100, makes that fume emission is smooth, uniform, pressure
Power loss is small.
Here those skilled in the art is it will be understood that Fig. 3 shows example of the smoke exhaust fan 200 towards rear,
But the utility model is not limited to this, smoke exhaust fan 200 can also be set towards front.
Alternatively, as shown in Fig. 2 dividing plate 230 is annular plate with the shape adaptation of impeller 220, dividing plate 230 it is outer straight
The footpath R0 and overall diameter R1 of impeller 220 ratio is 1/3~1, it is possible thereby to the isolation effect to high-temperature flue gas is further improved,
To reduce the temperature rise of motor 240, while reducing the physical dimension of smoke exhaust fan 200.
Further, as shown in figure 3, cooling wind inlet 212 is that varus is lateral opening, the radius and motor of wind inlet 212 are cooled down
The difference of the maximum radius of 240 outline is the adjustable first draft regulated value A of size, and motor 240 is in the axial direction of motor 240
The distance between upper inner face of in-flanges with cooling down wind inlet 212 is the adjustable second draft regulated value B of size.
By the way that the difference of the radius for cooling down wind inlet 212 and the maximum radius of the outline of motor 240 is set into size
Adjustable first draft regulated value A, and distance of the motor 240 in the axial direction of motor 240 between cooling wind inlet 212 is set
The adjustable second draft regulated value B of size is set to, so as to be adjusted by jointly controlling the first draft regulated value A and the second draft
Section value B size, to control the draft size to environment cold wind, and then controls the air inflow of environment cold wind.
Specifically, the first draft regulated value A is timing, represents that the radius of cooling wind inlet 212 is more than the outer of motor 240
The maximum radius of profile；When first draft regulated value A is bears, represent that the maximum radius of the outline of motor 240 is more than cooling wind
The radius of import 212.
Second draft regulated value B is timing, represents that motor 240 is located at outside casing 210；Second draft regulated value B is negative
When, represent that motor 240 is located inside casing 210.
Wherein, when the first draft regulated value A is bears, the second draft regulated value B only can be just, to be taken out by regulation second
The size of power regulated value B size control cooling wind draft.
When the first draft regulated value A is timing, it just can also be negative that the second draft regulated value B, which both can be, pass through regulation
The size of first draft regulated value A size control cooling wind draft.
In some specific examples of the present utility model, the relative position of dividing plate 230 and impeller 220 is fixed, i.e. dividing plate 230
It is fixedly mounted in impeller 220, so that dividing plate 230 rotates with impeller 220, thereby guarantees that the stabilization of impeller 220 and dividing plate 230
Property, so as to ensure isolation effect of the dividing plate 230 to high-temperature flue gas.
Advantageously, as shown in Figure 3 and Figure 4, in the axial direction of impeller 220, the distance between dividing plate 230 and smoking port 221
More than the distance between dividing plate 230 and inlet scoop 222, that is to say, that dividing plate 230 is relative to smoking port 221 more adjacent to air draught
Mouth 222.So can ensure to environment cold wind to the cooling effect of motor 240 in the case of, it is ensured that the discharge efficiency of flue gas
And discharge capacity.
Fig. 3 shows the example that motor 240 is located at outside casing 210, and the motor shaft 241 of motor 240 stretches into cooling wind and entered
Mouth 212 is connected with impeller 220, and the environment cold wind being inhaled into when motor 240 is run by cooling wind inlet 212 is all by electricity
Machine 240 and its motor shaft 241, so as to improve environment cold wind to motor 240 and its cooling effect of motor shaft 241.
In some specific embodiments of the present utility model, as shown in Fig. 2 casing 210 has volute structure, i.e. casing
210 be substantially in snail hull shape, and gas approach 211 is located on the end face of casing 210 and corresponding with the position of smoking port 221, is cooled down
Wind inlet 212 is located on the other end of casing 210 and corresponding with the position of inlet scoop 222, exhanst gas outlet 213 it is opening up.
It is possible thereby to facilitate gas approach 211 to suck high-temperature flue gas and convenient cooling wind inlet 212 suction environment cold wind, beneficial to Smoke
The installation of machine 200 and high-temperature flue gas are isolated with motor 240, and the high-temperature flue gas and environment cold wind that are inhaled into can be swimmingly
Discharged by exhanst gas outlet 213.
Further, as shown in Fig. 2 the distance between inner peripheral surface of the outer peripheral face of impeller 220 and casing 210 is along casing
210 circumference gradually increases towards the direction of exhanst gas outlet 213, and impeller 220 is located at exhanst gas outlet adjacent to the inner peripheral surface of casing 210
The opposite side positioned at exhanst gas outlet 213 of the inner peripheral surface of 213 side and remote casing 210.The high-temperature flue gas and ring being inhaled into
Border cold wind is sent to casing 210 by the outer peripheral face of impeller 220, and the week under the guiding of the inner peripheral surface in casing 210 along casing 210
To motion, finally by the discharge of exhanst gas outlet 213, the spacing of impeller 220 and casing 210, which is set, combines high-temperature flue gas and environment
The small part spacing of air volume adjustment of the cold wind in whole discharge process, i.e. air quantity is small, and the big part spacing of air quantity is big, so as to protect
Demonstrate,prove the fluency of high-temperature flue gas and environment cold wind in whole discharge process.
In some specific examples of the present utility model, as shown in figure 1, gas heater 1 also includes combustion heat-exchange cavity
40, heat-exchange system 10 and combustion system 20 are located in combustion heat-exchange cavity 40, and horizontal exhaust fume collecting hood 100 is arranged on combustion heat-exchange cavity
40 top.The loss of heat so can be not only reduced, and flue gas can be avoided to scatter to the inside of gas heater 1,
Ensure smoke exhaust effect.
According to other compositions of the gas heater 1 of the utility model embodiment and operation for ordinary skill
All it is known for personnel, is not detailed herein.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise " are based on orientation shown in the drawings or position relationship, merely to just
Described in description the utility model with simplified, rather than indicate or imply that the device or element of meaning must be with specific sides
Position, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that at least two, example
Such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected to by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, those skilled in the art can be by
Not be the same as Example or example described in this specification are engaged and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (10)
1. a kind of gas heater, it is characterised in that including：
Heat-exchange system；
For the combustion system heated to the heat-exchange system, the combustion system has multiple fire rows；
Smoke evacuation system for discharging the flue gas that the combustion system is produced, the smoke evacuation system includes whole for being carried out to flue gas
The horizontal exhaust fume collecting hood of stream and the smoke exhaust fan for guiding the flue gas in the horizontal exhaust fume collecting hood to discharge, the horizontal exhaust fume collecting hood
Length direction extends so that across all fire rows of the combustion system, the smoke exhaust fan is arranged on the transverse direction in left-right direction
On exhaust fume collecting hood.
2. gas heater according to claim 1, it is characterised in that the smoke exhaust fan includes：
Casing, the casing is provided with gas approach, cooling wind inlet and exhanst gas outlet, and the gas approach is towards the transverse direction
Inside exhaust fume collecting hood and the cooling wind inlet is towards outside the horizontal exhaust fume collecting hood；
Impeller, the impeller is rotatably provided in the casing, and the both ends of the surface of the impeller are respectively constituted towards the flue gas
The smoking port of import and the inlet scoop towards the cooling wind inlet, the outer peripheral face of the impeller are constituted towards the exhanst gas outlet
Air outlet；
Dividing plate, the dividing plate is located in the impeller and separates the smoking port and the inlet scoop；
Motor, the motor is installed on the housing and at the cooling wind inlet, and the motor is passed with the impeller
Dynamic connection.
3. gas heater according to claim 2, it is characterised in that the overall diameter R0 of the dividing plate and the impeller
Overall diameter R1 ratio is 1/3~1.
4. gas heater according to claim 2, it is characterised in that the cooling wind inlet is that varus is lateral opening, described
The difference for cooling down the maximum radius of the radius of wind inlet and the outline of the motor is the adjustable first draft regulated value of size
A, the motor is in its axial direction size adjustable the with the distance between the inner face of varus time of the cooling wind inlet
Two draft regulated value B.
5. gas heater according to claim 2, it is characterised in that in the axial direction of the impeller, the dividing plate with
The distance between described smoking port is more than the distance between the dividing plate and described inlet scoop.
6. gas heater according to claim 2, it is characterised in that the relative position of the dividing plate and the impeller is consolidated
Determine to rotate with the impeller.
7. gas heater according to claim 2, it is characterised in that the casing has volute structure, the flue gas
Import and the cooling wind inlet are respectively provided at the opening up of the both ends of the surface of the casing and the exhanst gas outlet.
8. gas heater according to claim 7, it is characterised in that the distance between the impeller and the casing edge
The circumference of the casing gradually increases towards the direction of the exhanst gas outlet.
9. gas heater according to claim 2, it is characterised in that the motor is located at outside the casing and described
The motor shaft of motor stretches into the cooling wind inlet and is connected with the impeller.
10. the gas heater according to any one of claim 1-9, it is characterised in that also include：
Combustion heat-exchange cavity, the heat-exchange system and the combustion system are located in the combustion heat-exchange cavity, the laterally collection
Petticoat pipe is arranged on the top of the combustion heat-exchange cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621431434.8U CN206398963U (en) | 2016-12-23 | 2016-12-23 | Gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621431434.8U CN206398963U (en) | 2016-12-23 | 2016-12-23 | Gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206398963U true CN206398963U (en) | 2017-08-11 |
Family
ID=59511795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621431434.8U Active CN206398963U (en) | 2016-12-23 | 2016-12-23 | Gas heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206398963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006942A (en) * | 2016-12-23 | 2018-05-08 | 芜湖美的厨卫电器制造有限公司 | Gas heater |
-
2016
- 2016-12-23 CN CN201621431434.8U patent/CN206398963U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006942A (en) * | 2016-12-23 | 2018-05-08 | 芜湖美的厨卫电器制造有限公司 | Gas heater |
| CN108006942B (en) * | 2016-12-23 | 2024-01-30 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220914 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East Wuhu economic and Technological Development Zone, Wuhu, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |