CN216381925U - Direct-current brushless fan for wall-mounted furnace - Google Patents
Direct-current brushless fan for wall-mounted furnace Download PDFInfo
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- CN216381925U CN216381925U CN202122868286.3U CN202122868286U CN216381925U CN 216381925 U CN216381925 U CN 216381925U CN 202122868286 U CN202122868286 U CN 202122868286U CN 216381925 U CN216381925 U CN 216381925U
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Abstract
The utility model discloses a direct-current brushless fan for a wall-mounted furnace, and relates to the technical field of wall-mounted furnaces. According to the wall-mounted boiler, the direct-current brushless fan is adopted for smoke discharge, the impedance of the flue is automatically adjusted to adapt to the rotating speed of the fan so as to ensure the normal operation of the wall-mounted boiler, the smoke content is more stable, the combustion efficiency is improved, the efficiency of the wall-mounted boiler is improved, the service life is prolonged, and meanwhile, the wall-mounted boiler has better wind resistance.
Description
Technical Field
The utility model relates to the technical field of wall-mounted furnaces, in particular to a direct-current brushless fan for a wall-mounted furnace.
Background
The wall-mounted boiler is a gas wall-mounted boiler, is called as a gas wall-mounted heating boiler for short, is a water heater taking natural gas as energy, and has various safety protection measures such as anti-freezing protection, anti-dry heating protection, accidental flameout protection, over-temperature protection, water pump anti-blocking protection and the like.
With the continuous development of the gas heating water heater industry, the requirements of users on the performance of the gas heating water heater industry are more and more strict, at present, most wall-mounted furnaces adopt a shaded pole type alternating current fan, the efficiency of the wall-mounted furnaces adopting the fan is lower, the energy consumption is higher, and a wind pressure fault easily occurs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a direct-current brushless fan for a wall-mounted furnace, which is used for solving the defects in the prior art.
In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a hanging is direct current brushless fan for stove, includes hanging stove and direct current brushless fan, the top of hanging stove is provided with the exhaust port, direct current brushless fan fixed mounting is in the exhaust port department at hanging stove top, just direct current brushless fan's induction port is connected with the flue gas emission department of hanging stove, hanging stove discharge port department is installed to direct current brushless fan's gas outlet, direct current brushless fan's gas outlet fixed mounting has the end pipe, end pipe fixed mounting is in the inside on hanging stove top, the outer end of end pipe is connected with the exhaust pipe.
Preferably, an air pressure sensor is fixedly mounted inside the end pipe through a breathable support, and the air pressure sensor is located at the center of the end pipe.
Preferably, a control circuit board is fixedly mounted inside the dc brushless fan, the control circuit board is electrically connected with the air pressure sensor, and the control circuit board identifies an air pressure signal of the air pressure sensor and adjusts a control current of the dc brushless fan.
Preferably, the bottom end of the smoke exhaust pipe is fixedly provided with a threaded sleeve, and the threaded sleeve is sleeved outside the end pipe in a threaded manner.
Preferably, the sleeve is sleeved outside the top end of the end pipe, and the screen plate is fixedly installed inside the sleeve.
In the technical scheme, the utility model provides the following technical effects and advantages:
1. the wall-mounted furnace smoke discharging device adopts the direct-current brushless fan to discharge smoke, the direct-current brushless fan can automatically adjust through the impedance of the flue and adapt to the rotating speed of the fan to ensure the normal operation of the wall-mounted furnace, the direct-current driving of the direct-current brushless fan enables the impedance in the flue to increase and the rotating speed of the fan to correspondingly increase, the impedance reduces and the rotating speed of the fan correspondingly reduces, the smoke content is more stable, the combustion efficiency is improved, meanwhile, the air pressure sensor is used for identifying the smoke pressure in the flue, the control current of the direct-current brushless fan is adjusted, the pressure change of smoke in the flue can be identified more quickly, the rotating speed of the direct-current brushless fan is adjusted, the adaptability of the fan is improved, the efficiency of the wall-mounted furnace is improved, the service life is prolonged, and meanwhile, the wind resistance performance is better.
2. According to the wall-mounted furnace, the threaded sleeve is arranged at the bottom of the smoke exhaust pipe, the threaded sleeve is sleeved with the end pipe, rapid connection and disassembly can be achieved, the sleeve is arranged at the end part of the end pipe, the net plate is arranged in the sleeve, the interior of the wall-mounted furnace can be effectively isolated and blocked from the outside, damage caused by insects, mice and the like climbing into the wall-mounted furnace from a flue is avoided, and the use safety and convenience of the wall-mounted furnace are greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of a portion of fig. 1 according to the present invention.
Description of reference numerals:
1. a wall-mounted furnace; 2. a DC brushless fan; 3. an end tube; 4. a smoke exhaust pipe; 5. an air pressure sensor; 6. a control circuit board; 7. a threaded bushing; 8. a sleeve; 9. a mesh plate.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The utility model provides a direct-current brushless fan for a wall-mounted furnace as shown in fig. 1-2, which comprises a wall-mounted furnace 1 and a direct-current brushless fan 2, wherein a smoke outlet is formed in the top of the wall-mounted furnace 1, the direct-current brushless fan 2 is fixedly arranged at the smoke outlet in the top of the wall-mounted furnace 1, an air suction port of the direct-current brushless fan 2 is connected with a smoke discharge position of the wall-mounted furnace 1, an air outlet of the direct-current brushless fan 2 is arranged at the smoke outlet of the wall-mounted furnace 1, an end pipe 3 is fixedly arranged at the air outlet of the direct-current brushless fan 2, the end pipe 3 is fixedly arranged in the top of the wall-mounted furnace 1, and the outer end of the end pipe 3 is connected with a smoke discharge pipe 4;
further, in the above technical solution, an air pressure sensor 5 is fixedly installed inside the end pipe 3 through a ventilation bracket, and the air pressure sensor 5 is located at the center of the end pipe 3, so that the air pressure sensor 5 can be used to identify the flue gas pressure change in the flue;
further, in the above technical solution, a control circuit board 6 is fixedly installed inside the dc brushless fan 2, the control circuit board 6 is in electrical signal connection with the air pressure sensor 5, the control circuit board 6 identifies an air pressure signal of the air pressure sensor 5 and adjusts a control current of the dc brushless fan 2, so as to quickly adapt to a flue pressure change;
further, in the above technical scheme, the bottom end of the smoke exhaust pipe 4 is fixedly provided with the threaded sleeve 7, and the threaded sleeve 7 is in threaded sleeve connection with the outside of the end pipe 3, so that the smoke exhaust pipe 4 is convenient to connect and detach;
further, in the above technical scheme, a sleeve 8 is sleeved outside the top end of the end pipe 3, and a mesh plate 9 is fixedly installed inside the sleeve 8, so that the inside of the wall-mounted furnace 1 can be effectively isolated and blocked from the outside, and damage caused by insects, mice and the like climbing into the wall-mounted furnace 1 from a flue is avoided;
the working principle is as follows: the common atmospheric wall-mounted boiler discharges smoke by adopting an alternating current fan, so that the wall-mounted boiler is easily stopped due to the fault of a smoke discharge system, the product discharges the smoke by adopting a direct current brushless fan 2, the direct current brushless fan 2 can automatically adjust through the impedance of a flue and adapt to the rotating speed of the fan to ensure the normal operation of the wall-mounted boiler, the impedance in the flue increases the rotating speed of the fan correspondingly due to the direct current drive of the direct current brushless fan 2, the impedance reduces the rotating speed of the fan correspondingly, the smoke content is more stable, the combustion efficiency is improved, meanwhile, an end pipe 3 is arranged at the end part of the direct current brushless fan 2, an air pressure sensor 5 is arranged inside the end pipe 3, the smoke pressure in the flue is identified by the air pressure sensor 5, a control circuit board 6 identifies the air pressure signal of the air pressure sensor 5 and adjusts the control current of the direct current brushless fan 2, and then the pressure change of flue gas in the discernment flue that can be faster, and adjust the rotational speed of brushless fan 2 of direct current, improve the adaptability of fan, and set up threaded sleeve 7 through the bottom at the pipe 4 of discharging fume, utilize threaded sleeve 7 to cup joint with the screw thread of end pipe 3, can carry out high-speed joint and dismantlement, and set up sleeve 8 through the tip at end pipe 3, and at sleeve 8's internally mounted otter board 9, and then can carry out effectual isolation to the inside of hanging stove 1 and external world and block, avoid the insect, the mouse etc. climbs into hanging stove 1 from the flue and causes the damage, and then very big improvement the security and the convenience that hanging stove 1 used.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (5)
1. The utility model provides a hanging is direct current brushless fan for stove, includes hanging stove (1) and direct current brushless fan (2), the top of hanging stove (1) is provided with exhaust port, its characterized in that: direct current brushless fan (2) fixed mounting is in the smoke vent department at hanging stove (1) top, just the induction port of direct current brushless fan (2) is connected with the fume emission department of hanging stove (1), the gas outlet of direct current brushless fan (2) is installed in hanging stove (1) discharge port department, the gas outlet fixed mounting of direct current brushless fan (2) has end pipe (3), end pipe (3) fixed mounting is in the inside on hanging stove (1) top, the outer end of end pipe (3) is connected with smoke exhaust pipe (4).
2. The direct-current brushless fan for the wall-mounted furnace according to claim 1, characterized in that: an air pressure sensor (5) is fixedly mounted inside the end pipe (3) through a breathable support, and the air pressure sensor (5) is located in the center of the end pipe (3).
3. The direct-current brushless fan for the wall-mounted furnace according to claim 2, characterized in that: the inside fixed mounting of direct current brushless fan (2) has control circuit board (6), control circuit board (6) and air pressure sensor (5) signal connection, control circuit board (6) discernment air pressure sensor's (5) atmospheric pressure signal to adjust direct current brushless fan's (2) control current.
4. The direct-current brushless fan for the wall-mounted furnace according to claim 1, characterized in that: the bottom end of the smoke exhaust pipe (4) is fixedly provided with a threaded sleeve (7), and the threaded sleeve (7) is in threaded sleeve joint with the outer part of the end pipe (3).
5. The direct-current brushless fan for the wall-mounted furnace according to claim 1, characterized in that: the outer cover on end pipe (3) top is equipped with sleeve (8), the inside fixed mounting of sleeve (8) has otter board (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122868286.3U CN216381925U (en) | 2021-11-22 | 2021-11-22 | Direct-current brushless fan for wall-mounted furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122868286.3U CN216381925U (en) | 2021-11-22 | 2021-11-22 | Direct-current brushless fan for wall-mounted furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216381925U true CN216381925U (en) | 2022-04-26 |
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ID=81217171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122868286.3U Active CN216381925U (en) | 2021-11-22 | 2021-11-22 | Direct-current brushless fan for wall-mounted furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216381925U (en) |
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2021
- 2021-11-22 CN CN202122868286.3U patent/CN216381925U/en active Active
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