CN202938511U - Fume exhaust fan for gas water heater - Google Patents
Fume exhaust fan for gas water heater Download PDFInfo
- Publication number
- CN202938511U CN202938511U CN 201220661293 CN201220661293U CN202938511U CN 202938511 U CN202938511 U CN 202938511U CN 201220661293 CN201220661293 CN 201220661293 CN 201220661293 U CN201220661293 U CN 201220661293U CN 202938511 U CN202938511 U CN 202938511U
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- China
- Prior art keywords
- collecting hood
- exhaust fume
- fume collecting
- hole
- base
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Abstract
A fume exhaust fan for a gas water heater comprises an exhaust fume collecting hood with a lower opening, a base back cover, a fan and a motor. The top of the exhaust fume collecting hood is provided with an exhaust fume outlet, the lower end of the base back cover is connected with the exhaust fume outlet, a side outlet of the base back cover is fixedly connected with a front volute board of a volute of the fan, and the base back cover is manufactured in an overall stretched mode. The fume exhaust fan is characterized in that the top of the exhaust fume collecting hood is provided with an installation position of the base back cover, the exhaust fume outlet is arranged at one side of the installation position, the lower end of the base back cover is provided with an insertion lug, the bottom end face of the base back cover is attached to a top plate of the exhaust fume collecting hood at the installation position of the exhaust fume collecting hood to achieve the purpose of air seal, the top of the exhaust fume collecting hood at the installation position is provided with a through hole, the insertion lug at the lower end of the base back cover penetrates through the through hole, and after being bent, the insertion lug is connected with and attached to a screw at the installation position of the top of the exhaust fume collecting hood in the through hole. Due to the structure, the base back cover can be fixedly connected with the exhaust fume collecting hood without welding, electricity is saved, assembly is convenient, working efficiency is high, welding spots do not exist, and service life is prolonged.
Description
Technical field
The present invention relates to a kind of gas heater, especially a kind of gas heater smoke exhaust fan.
Background technology
Present prior art, a kind of gas heater smoke exhaust fan comprises exhaust fume collecting hood, base bonnet and the blower fan of under shed, and outlet flue is arranged at the top of exhaust fume collecting hood, be stamped under shed after base and be communicated with outlet flue, the side outlet of base bonnet is fixedly connected with the front spiral case plate of blower fan; Described base bonnet comprises front, back and side end face, with the end face welding of exhaust fume collecting hood.Existing problems are: changed the structure of metal due to weld, thereby perishable, service life is short, and complex process, and work efficiency is low.
Summary of the invention
The objective of the invention is: a kind of gas heater smoke exhaust fan is provided, and it has no-welding-spot, the characteristics of long service life, and also easy to assembly, work efficiency is high.
The present invention is achieved in that a kind of gas heater smoke exhaust fan, the exhaust fume collecting hood, base bonnet and blower fan and the motor that comprise under shed, outlet flue is arranged at the top of exhaust fume collecting hood, the lower end of base bonnet is connected with outlet flue, and the side outlet of base bonnet is fixedly connected with the front snail plate of the spiral case of blower fan; Described base bonnet is that integrally stretching is made, and its special character is: the installation position of a base bonnet is arranged at the top of described exhaust fume collecting hood, and outlet flue is arranged on a side of installation position, and there is slotting ear described base bonnet lower end; The top board of the exhaust fume collecting hood at the bottom face of base bonnet and place, the installation position of exhaust fume collecting hood fits to reach the sealing of gas;
On the top of the exhaust fume collecting hood at place, described installation position, through hole is arranged;
The slotting ear of base bonnet lower end passes through hole, inserts after the ear bending with installation position, the top screw of the exhaust fume collecting hood at through hole place to be connected applying.
Described a kind of gas heater smoke exhaust fan, its special character is: to the recessed blind hole that consists of upper shed of lower surface, outlet flue is positioned on the base plate of blind hole by the upper surface of top board in described installation position, and through hole is positioned on the base plate of blind hole; The bottom face of the header board of described base bonnet, rear plate and side top board and the base plate of blind hole are fitted, and header board, rear plate and side top board and blind pore wall fit tightly.
Described a kind of gas heater smoke exhaust fan, its special character is: there is the connecting plate parallel with the top of exhaust fume collecting hood the lower end of described base bonnet, and connecting plate has rivet or screw hole;
There is connecting hole at place, the installation position, top of described exhaust fume collecting hood, the rivet hole of base bonnet or screw also with the connecting hole dead in line of exhaust fume collecting hood, rivet or screw connect and coordinate.
Described a kind of gas heater smoke exhaust fan, its special character is: there is the connecting plate parallel with the top board of exhaust fume collecting hood the lower end of described base bonnet, and connecting plate has rivet or screw hole; The base bonnet embeds in blind hole, and the bottom face of base bonnet and the base plate of blind hole fit to reach the sealing of gas, and outer circumferential surface and the blind pore wall of base bonnet fit tightly;
On the base plate of described blind hole, connecting hole is arranged, the connecting hole dead in line of the base plate of the rivet hole of base bonnet or screw and blind hole, rivet or screw connect and coordinate.
Described a kind of gas heater smoke exhaust fan, its special character is: the front and back top end face of base bonnet and a side end face consist of a curved end, and the side end face is curved, and the side end face is connected with curved end;
The front and back top end face of base bonnet and a side end face one drawing and forming are made.
Described a kind of gas heater smoke exhaust fan, its special character is: on front panel, rear board and the side top panel at the side opening place of described base bonnet, outer flanging is arranged; The fixing riveted joint of the front snail plate of blower fan and outer flanging forms.
Described a kind of gas heater smoke exhaust fan, its special character is: the shell of described motor is fixedly connected with by the rear snail plate of gripper shoe with the spiral case of blower fan;
Also comprise a support, described support comprises frame plate and the feet of under shed, and the top board of feet and exhaust fume collecting hood is riveted together, the top board of frame plate and gripper shoe riveted joint.
A kind of gas heater smoke exhaust fan of the present invention owing to adopting such structure, need not weld and just can realize that base bonnet and exhaust fume collecting hood are fixed together, saves energy, and easy to assembly, work efficiency is high; No-welding-spot has extended service life.
Description of drawings
Fig. 1 is front view of the present invention.
Fig. 2 is the A-A view of Fig. 1.
Fig. 3 is stereogram of the present invention.
Fig. 4 is three-dimensional exploded view of the present invention.
Fig. 5 is cutaway view of the present invention.
Fig. 6 is the partial enlarged drawing of Fig. 5.
Fig. 7 is office of the present invention cutaway view.
Fig. 8 is the stereogram of blower fan of the present invention.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
As shown in Figure 1 and Figure 2, a kind of gas heater smoke exhaust fan, the exhaust fume collecting hood 1, base bonnet 2, blower fan 3 and the motor 10 that comprise under shed, outlet flue 11 is arranged at the top of exhaust fume collecting hood 1, base bonnet 2 has under shed to be communicated with outlet flue 11, and the side outlet of base bonnet 2 is fixedly connected with the front snail plate 31 of the spiral case of blower fan 3; Described base bonnet 2 comprises header board 21, rear plate 22 and side top board 23.
Exhaust fume collecting hood 1, base bonnet 2, blower fan 3 and motor 10 consist of the smoke evacuation system device.
The installation position 13 of one base bonnet is arranged at the top 12 of described exhaust fume collecting hood 1, and outlet flue 11 is arranged on a side of installation position 13, and there is slotting ear 4 header board 21 of described base bonnet, rear plate 22 and side top board 23 1 lower ends; The top board 12 of the exhaust fume collecting hood 1 at the bottom face of header board 21, rear plate 22 and side top board 23 and 13 places, installation position is fitted and reaches hermetic seal;
On the top 13 of the exhaust fume collecting hood 1 at 13 places, described installation position, through hole 14 is arranged;
Insert ear 4 and pass through hole 14, insert after ear 4 bendings with the top 12 of the exhaust fume collecting hood at through hole 14 places and fit.
As Fig. 3, Fig. 4, shown in Figure 6, there is the connecting plate parallel with the top 12 of exhaust fume collecting hood 15 lower end of the header board 21 of described base bonnet, rear plate 22 and side top board 23, on connecting plate 5, rivet hole is arranged;
On the top 12 of described exhaust fume collecting hood 1, through hole 6 is arranged, rivet hole and connecting hole dead in line, rivet coordinates with rivet hole and connecting hole.
The header board 21 of base bonnet and the top end face of rear plate 22 and a side end face consist of a curved end, and side top board 23 is curved, and side top board 23 is connected with curved end;
The header board 21 of base bonnet, rear plate 22 and side top board 23 is one-body molded makes.
On header board 21, rear plate 22 and the side top board 23 at the side opening place of described base bonnet 2, outer flanging 8 is arranged; The front snail plate 31 of blower fan 3 and outer flanging 8 be riveting fixedly.As Fig. 1, shown in Figure 8, the parcel limit 311 outer flangings 8 of parcel of the top of the front snail plate 31 of blower fan 3 and two sidepieces, front snail plate 31 fits tightly also hermetic seal with outer flanging 8; The seat board 312 of front snail plate 31 bottoms fits tightly and hermetic seal with the top board of exhaust fume collecting hood 1.
As further improvement: to the recessed blind hole that consists of upper shed of lower surface, outlet flue 11 is positioned on the base plate of blind hole by the upper surface of the top board of exhaust fume collecting hood 1 in described installation position 13, and through hole 14 is positioned on the base plate of blind hole; The bottom face of header board 21, rear plate 22 and side top board 23 and the base plate of blind hole are fitted and are reached hermetic seal, and the hole wall in the outer surface of header board 21, rear plate 22 and side top board 23 and blind hole is fitted and hermetic seal.
There is the connecting plate parallel with the top board of exhaust fume collecting hood 5 lower end of described base bonnet 2, and connecting plate 5 has rivet or screw hole; Base bonnet 2 embeds in blind hole, and the bottom face of base bonnet 2 and the base plate of blind hole fit to reach the sealing of gas;
On the base plate of described blind hole, connecting hole is arranged, the connecting hole dead in line on the base plate of the rivet hole of base bonnet 2 or screw and blind hole, rivet or screw connect and coordinate.
As shown in Figure 1 and Figure 2, the shell of described motor 10 is fixedly connected with the rear snail plate of the spiral case of blower fan 3 by gripper shoe 10A;
Also comprise a support 9, described support 9 comprises frame plate 91 and the feet 92 of under shed, and feet 92 is riveted together with rivet 7 with the top board 1A of exhaust fume collecting hood 1, the top board of frame plate 92 and gripper shoe 10A riveted joint.
Support 9 is made by having elastic metal sheet, can the buffer motor vibration.
Above-described is only preferential embodiment of the present invention.Should be pointed out that for the person of ordinary skill of the art, in the situation that do not break away from the principle of the invention, can also make some improvement and modification, this also is considered as protection scope of the present invention.
Claims (7)
1. gas heater smoke exhaust fan, the exhaust fume collecting hood, base bonnet and blower fan and the motor that comprise under shed, outlet flue is arranged at the top of exhaust fume collecting hood, and the lower end of base bonnet is connected with outlet flue, and the side outlet of base bonnet is fixedly connected with the front snail plate of the spiral case of blower fan; Described base bonnet is that integrally stretching is made, and it is characterized in that: the installation position of a base bonnet is arranged at the top of described exhaust fume collecting hood, and outlet flue is arranged on a side of installation position, and there is slotting ear described base bonnet lower end; The top board of the exhaust fume collecting hood at the bottom face of base bonnet and place, the installation position of exhaust fume collecting hood fits to reach the sealing of gas;
On the top of the exhaust fume collecting hood at place, described installation position, through hole is arranged;
The slotting ear of base bonnet lower end passes through hole, inserts after the ear bending with installation position, the top screw of the exhaust fume collecting hood at through hole place to be connected applying.
2. a kind of gas heater smoke exhaust fan according to claim 1 is characterized in that: to the recessed blind hole that consists of upper shed of lower surface, outlet flue is positioned on the base plate of blind hole by the upper surface of top board in described installation position, and through hole is positioned on the base plate of blind hole; The bottom face of the header board of described base bonnet, rear plate and side top board and the base plate of blind hole are fitted, and header board, rear plate and side top board and blind pore wall fit tightly.
3. a kind of gas heater smoke exhaust fan according to claim 1, it is characterized in that: there is the connecting plate parallel with the top of exhaust fume collecting hood the lower end of described base bonnet, and connecting plate has rivet or screw hole;
There is connecting hole at place, the installation position, top of described exhaust fume collecting hood, the rivet hole of base bonnet or screw also with the connecting hole dead in line of exhaust fume collecting hood, rivet or screw connect and coordinate.
4. a kind of gas heater smoke exhaust fan according to claim 2, it is characterized in that: there is the connecting plate parallel with the top board of exhaust fume collecting hood the lower end of described base bonnet, and connecting plate has rivet or screw hole; The base bonnet embeds in blind hole, and the bottom face of base bonnet and the base plate of blind hole fit to reach the sealing of gas, and outer circumferential surface and the blind pore wall of base bonnet fit tightly;
On the base plate of described blind hole, connecting hole is arranged, the connecting hole dead in line of the base plate of the rivet hole of base bonnet or screw and blind hole, rivet or screw connect and coordinate.
5. according to claim 1,2,3 or 4 described a kind of gas heater smoke exhaust fans, it is characterized in that: the front and back top end face of base bonnet and a side end face consist of a curved end, and the side end face is curved, and the side end face is connected with curved end;
The front and back top end face of base bonnet and a side end face one drawing and forming are made.
6. a kind of gas heater smoke exhaust fan according to claim 5 is characterized in that: on front panel, rear board and the side top panel at the side opening place of described base bonnet, outer flanging is arranged; The fixing riveted joint of the front snail plate of blower fan and outer flanging forms.
7. a kind of gas heater smoke exhaust fan according to claim 6, it is characterized in that: the shell of described motor is fixedly connected with by the rear snail plate of gripper shoe with the spiral case of blower fan;
Also comprise a support, described support comprises frame plate and the feet of under shed, and the top board of feet and exhaust fume collecting hood is riveted together, the top board of frame plate and gripper shoe riveted joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220661293 CN202938511U (en) | 2012-12-05 | 2012-12-05 | Fume exhaust fan for gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220661293 CN202938511U (en) | 2012-12-05 | 2012-12-05 | Fume exhaust fan for gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202938511U true CN202938511U (en) | 2013-05-15 |
Family
ID=48322747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220661293 Withdrawn - After Issue CN202938511U (en) | 2012-12-05 | 2012-12-05 | Fume exhaust fan for gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202938511U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017339A (en) * | 2012-12-05 | 2013-04-03 | 广东裕祥环保科技有限公司 | Smoke discharge fan for gas water heater |
| CN104976769A (en) * | 2015-07-01 | 2015-10-14 | 芜湖市恒动电机科技有限公司 | Fan subassembly for gas water heater |
| CN104976768A (en) * | 2015-07-01 | 2015-10-14 | 芜湖市恒动电机科技有限公司 | Smoke inlet duct for gas water heater |
-
2012
- 2012-12-05 CN CN 201220661293 patent/CN202938511U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017339A (en) * | 2012-12-05 | 2013-04-03 | 广东裕祥环保科技有限公司 | Smoke discharge fan for gas water heater |
| CN103017339B (en) * | 2012-12-05 | 2015-01-21 | 广东裕祥环保科技有限公司 | Smoke discharge fan for gas water heater |
| CN104976769A (en) * | 2015-07-01 | 2015-10-14 | 芜湖市恒动电机科技有限公司 | Fan subassembly for gas water heater |
| CN104976768A (en) * | 2015-07-01 | 2015-10-14 | 芜湖市恒动电机科技有限公司 | Smoke inlet duct for gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130515 Effective date of abandoning: 20150121 |
|
| RGAV | Abandon patent right to avoid regrant |