CN215890529U - Air multiplier and gas heater - Google Patents
Air multiplier and gas heater Download PDFInfo
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- CN215890529U CN215890529U CN202121570455.9U CN202121570455U CN215890529U CN 215890529 U CN215890529 U CN 215890529U CN 202121570455 U CN202121570455 U CN 202121570455U CN 215890529 U CN215890529 U CN 215890529U
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- air inlet
- multiplier
- guide ring
- brushless motor
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Abstract
The utility model relates to an air multiplier and a gas water heater. The air multiplier comprises an air guide ring which is used for being installed at an air inlet of a combustion chamber of the water heater, the air guide ring is of a hollow structure, so that a circulation cavity is formed inside the air guide ring, an annular air outlet which is communicated with the circulation cavity is formed along the periphery of the inner side of the air guide ring, and the annular air outlet faces the air inlet; a connecting pipe communicated with the circulation cavity is arranged on the outer side of the air guide ring; one end of the connecting pipe is connected with an air inlet base, the air inlet base is provided with a plurality of air inlets, and a turbo-charged fan is fixed inside the air inlet base. The utility model realizes the effect of distributing more air volume to the combustion chamber, and well solves the problems of smoke exceeding, resonance (abnormal sound) and the like caused by insufficient combustion due to insufficient air volume distribution of the gas water heater.
Description
Technical Field
The utility model relates to the technical field of gas equipment, in particular to an air multiplier and a gas water heater.
Background
Along with the increasing popularization of gas water heaters, the rising number of the gas water heaters is increased (the load is increased), the requirement on the air output of a fan is increased, and the problems of standard exceeding of smoke, resonance (abnormal sound) and the like are easily caused when the air distribution quantity of the fan is insufficient in the current market.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air multiplier which can distribute more air volume, well solves the problems of over standard smoke, resonance (abnormal sound) and the like caused by insufficient combustion due to insufficient air volume distribution, ensures that a combustion chamber of a water heater can combust more sufficiently and has higher efficiency, and reduces the discharge amount of harmful substances such as smoke tail gas and the like.
The utility model also provides a gas water heater with the air multiplier.
In order to solve the technical problems, the utility model adopts the technical scheme that:
an air multiplier comprises an air guide ring which is used for being installed at an air inlet of a combustion chamber of a water heater, wherein the air guide ring is of a hollow structure, so that a circulation cavity is formed inside the air guide ring, an annular air outlet which is communicated with the circulation cavity is formed along the periphery of the inner side of the air guide ring, and the annular air outlet faces to the air inlet; a connecting pipe communicated with the circulation cavity is arranged on the outer side of the air guide ring; one end of the connecting pipe is connected with an air inlet base, the air inlet base is provided with a plurality of air inlets, and a turbo-charged fan is fixed inside the air inlet base. The turbo-charger fan enables external airflow to be gathered in the circulation cavity through the air inlet hole and flow to the air inlet of the combustion chamber through the annular air outlet.
This air multiplier utilizes the technique among jet aircraft engine and the car turbocharging, inhale the inside of air inlet base through turbo charger fan with the air through a plurality of inlet ports, behind turbo charger fan cyclone with higher speed, can make circulation of air speed increase to a great extent, then encircle in the annular circulation chamber that flows in the wind-guiding ring via the connecting pipe, blow off at a high speed through annular air outlet at last, the air current that blows off at a high speed drives near the wind-guiding ring air inlet that flows into the combustion chamber along with one through the viscous force, thereby realize the effect that can allot more amount of wind to the combustion chamber.
In one embodiment, the air guide ring is formed by oppositely bending and enclosing an outer side edge and an inner side edge of the annular plate, a cavity is formed between the outer side edge and the inner side edge, the cavity is the circulation cavity, an air outlet gap is formed at the overlapping position of the outer side edge and the inner side edge, and the air outlet gap is the annular air outlet.
The air current flows into the circulation cavity of the air guide ring through the connecting pipe to surround, an air outlet gap is formed at the overlapped part of the inner side plate and the outer side plate of the air guide ring, the gap is an annular air outlet formed on the inner side wall of the air guide ring, the air current is blown out at a high speed through the annular air outlet, the high-speed blown annular air current drives the air near the air guide ring to flow into the air inlet of the combustion chamber at a high speed along with the annular air outlet through viscous force to form an air inlet channel, the air guide ring realizes the quick multiplication of the air current flowing into the connecting pipe, the blown air quantity is ensured, the air current can be stably guided into the air inlet of the combustion chamber at a high speed, the flocculated air current is not generated, and the noise can be obviously reduced.
In one embodiment, the combustor further comprises a mounting panel, the mounting panel is provided with a through hole, the air guide ring is arranged along the periphery of the through hole, the mounting panel is mounted at the air inlet through a mounting hole, and the through hole of the mounting panel is opposite to the air inlet of the combustion chamber.
In one embodiment, the projection of the air inlet of the combustion chamber on the mounting panel falls within the through hole.
The wind-guiding ring passes through the mounting panel and installs in the air intake department of combustion chamber, and the projection of the air intake of combustion chamber on the mounting panel falls in the opening, has guaranteed that the air feed volume is more even, makes the regulation span of the amount of wind more increase moreover, lets the combustion chamber burning of water heater more abundant, efficiency increase, reduces the emission of harmful substance such as flue gas tail gas.
In one embodiment, the air inlet base is detachably connected with the connecting pipe, so that installation or maintenance is facilitated.
In one embodiment, the air inlet base is a cylindrical hollow pipe with an open end, the connecting pipe is a circular connector, the open end of the air inlet base is provided with external threads, the inner side of the connecting pipe is provided with internal threads, and the open end of the air inlet base is in threaded connection with the connecting pipe.
In one embodiment, the air inlet holes are provided in plurality and are uniformly distributed on the peripheral side and the bottom of the air inlet base.
The air inlet base is provided with a plurality of air inlets, the air inlet base is ensured to be sucked with the air, the air is sucked from the multiple sides, and the air is sucked by the turbo-charging fan in the base, when passing through the air inlets, the air can be driven by the surrounding force generated by the turbo-charging fan in a rotating mode, the rotational flow is formed to be sucked fast, and then the air near the fan head is driven to enter the air inlet base fast, the air suction amount is increased, and the air is blown into the circulation cavity of the air inlet ring at a high speed.
In one embodiment, the turbo-charger fan comprises a brushless motor, a circuit board and a turbo-charger, wherein the brushless motor is in transmission connection with the turbo-charger, the circuit board is electrically connected with the brushless motor, and the circuit board is used for controlling the brushless motor to drive the turbo-charger to rotate and suck air.
The air is sucked into the air inlet base through the plurality of air inlets by the pressurizing turbine driven by the rotation of the brushless motor, so that air suction is realized.
The utility model also provides a gas water heater, which comprises the air multiplier and the combustion chamber, wherein the air multiplier is arranged at the air inlet of the combustion chamber, and the air outlet of the air multiplier faces to the air inlet of the combustion chamber.
In one embodiment, the control panel is further provided, the turbo-charger fan of the air multiplier comprises a brushless motor, a circuit board and a turbo-charger, the brushless motor is in transmission connection with the turbo-charger, the circuit board is electrically connected with the brushless motor, the circuit board is used for controlling the brushless motor to drive the turbo-charger to rotate and suck air, the circuit board is further provided with a frequency conversion device for adjusting the rotation speed of the brushless motor, and the circuit board is electrically connected with the control panel.
The gas water heater can carry out real-time monitoring according to the working condition (smoke emission, heat load output, hot water output and the like) of actual water heater combustion and feed back the working condition to the control panel, then the frequency conversion device on the circuit board of the air multiplier is controlled by the control panel, the rotating speed of the brushless motor is adjusted by the frequency conversion device according to the actual air volume demand condition, so that the air volume of the air multiplier is uniformly increased or reduced, the combustion of the gas water heater reaches a better working condition, and the problems of smoke exceeding standard, resonance (abnormal sound) and the like caused by insufficient or uneven air volume supply are well avoided.
Compared with the background technology, the utility model has the following beneficial effects:
the utility model utilizes the air multiplier to replace the traditional fan, forms accelerated airflow to flow into the circulation cavity of the air guide ring by the rotary air suction of the brushless motor, then blows the air outwards at high speed from the annular air outlet at the inner side of the circulation cavity, and finally forms an uninterrupted cold airflow in the air inlet of the combustion chamber of the water heater.
The utility model provides a gas water heater with the air multiplier, which can control a circuit board of the air multiplier according to the feedback of the actual combustion condition of the water heater, so that a frequency conversion device adjusts the rotating speed of a brushless motor to further adjust the air output of the air multiplier, the combustion of the gas water heater reaches a better working condition, and the problems of smoke exceeding, abnormal sound and the like caused by insufficient or uneven air supply are well avoided.
Drawings
FIG. 1 is a schematic diagram of an air multiplier according to the present invention;
FIG. 2 is a schematic disassembled view of the air multiplier of the present invention;
FIG. 3 is a schematic cross-sectional view of an air multiplier of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic diagram of a gas water heater employing an air multiplier;
FIG. 6 is a schematic view of the air amplifier fixed at the air inlet of the combustion chamber of the gas water heater;
in the drawings: the air guide ring comprises an air guide ring 1, a circulation cavity 101, an annular air outlet 102, a through opening 103, a mounting panel 104, a connecting pipe 2, an air inlet base 3, an air inlet hole 301, a brushless motor 4, a circuit board 5, a booster turbine 6, a combustion chamber 7 and an air inlet 701.
The arrows in fig. 3 and 4 indicate the airflow direction.
Detailed Description
Example 1:
as shown in fig. 1-6, the present invention relates to an air multiplier, which includes a wind guide ring 1 installed at an air inlet 701 of a combustion chamber 7 of a water heater, wherein the wind guide ring 1 is of a hollow structure, so that a circulation cavity 101 is formed inside the wind guide ring 1, an annular air outlet 102 communicated with the circulation cavity 101 is formed along the inner periphery of the wind guide ring 1, and the annular air outlet 102 faces the air inlet 701; the outside of wind-guiding ring 1 is equipped with connecting pipe 2 with circulation chamber 101 intercommunication, the one end of connecting pipe 2 is connected with air inlet base 3, air inlet base 3 is equipped with a plurality of inlet ports 301, and inside is fixed with turbo supercharged fan, turbo supercharged fan includes brushless motor 4, circuit board 5, supercharged turbine 6 is connected in the transmission of brushless motor 4, circuit board 5 and 4 electric connection of brushless motor, circuit board 5 is used for controlling brushless motor 4, rotate with drive supercharged turbine 6 and induced draft, turbo supercharged fan makes outside air current assemble circulation chamber 101 in through inlet port 301, and air intake 701 via annular air outlet 102 flow direction combustion chamber 7.
The air multiplier is used for replacing a traditional fan, the air multiplier utilizes the technologies in jet aircraft engines and automobile turbocharging, the brushless motor 4 rotates to drive the turbocharging turbine 6 to suck air into the air inlet base 3 through the air inlets 301, the air circulation speed can be increased to a large extent after the air is accelerated by the cyclone of the turbocharging turbine 6, then the air flows into the circulation cavity 101 of the air guide ring 1 through the connecting pipe 2 to surround, and finally the air is blown out at a high speed through the annular air outlet 102, and finally an uninterrupted cold air flow is formed and drives the air near the air guide ring 1 to flow into the air inlet 701 of the combustion chamber 7 along with the air through the viscous force. The air flow generated by the air multiplier is more stable than the wind generated by a common fan, and theoretically, the actual air volume blown out can be 15 times of the whole air volume flowing through the air inlet base 3. The air output of the air multiplier is 30L/s-200L/s (the air output of a common water heater is about 53L/s). This air multiplier is when guaranteeing sufficient air distribution volume, and the mobile air current of production can not be in disorder, and the noise abatement just can flow into the combustion chamber 7 of water heater steadily fast in, lets the combustion chamber 7 of water heater burn more abundant, efficiency is more heightened, reduces the emission of harmful substance such as flue gas tail gas.
Referring to fig. 1-4, in one embodiment, the wind guiding ring 1 is formed by bending the outer side and the inner side of the annular plate in opposite directions, a cavity formed between the two sides is a flow cavity 101, and an air outlet gap is formed at the overlapping position of the outer side and the inner side, and the gap is an annular air outlet 102. The airflow flows into the circulation cavity 101 of the air guide ring 1 through the connecting pipe 2 to surround, an air outlet gap is formed at the overlapped part of the inner side plate and the outer side plate of the air guide ring 1, the gap is an annular air outlet 102 formed on the inner side wall of the air guide ring 1, the airflow is blown out at a high speed through the annular air outlet 102, the annular airflow blown out at a high speed drives the air near the air guide ring 1 to flow into the air inlet 701 of the combustion chamber 7 at a high speed along with the air near the air guide ring 1 through viscous force, an air inlet channel is formed, the airflow flowing into the connecting pipe 2 is multiplied quickly by the air guide ring 1, the blown air quantity is ensured, the airflow can be guided into the air inlet 701 of the combustion chamber 7 stably at a high speed, the flocculated airflow is not generated, and the noise can be reduced obviously.
Referring to fig. 1 and 6, in one embodiment, the combustion chamber further includes a mounting panel 104, the mounting panel 104 defines a through opening 103, the wind guide ring 1 is disposed along a periphery of the through opening 103, the mounting panel 104 is mounted at the wind inlet 701 through a mounting hole (not shown), and the through opening 103 of the mounting panel 104 is opposite to the wind inlet 701 of the combustion chamber 7. The inlet air channel that opening 103 in the middle of this air multiplier formed is located gas heater's combustion chamber 7 under, the opening 103 of this air inlet is a lot bigger and placed in the middle than traditional fan air outlet, guarantee that primary air and secondary air to combustion chamber 7 can all evenly provide, the amount of wind that makes gas heater's combustion chamber 7 obtain is more even and the span of regulation more increases, make combustion chamber 7 burning of water heater more abundant, efficiency is more heightened, reduce the emission of harmful substance such as flue gas tail gas.
In one embodiment, the air intake base 3 is detachably connected to the connection pipe 2, so that installation or maintenance is facilitated. Preferably, the air inlet base 3 is a cylindrical hollow pipe with an open end, the connecting pipe 2 is a circular interface, the open end of the air inlet base 3 is provided with an external thread (not shown in the figure), the inner side of the connecting pipe 2 is provided with an internal thread (not shown in the figure), and the open end of the air inlet base 3 is in threaded connection with the connecting pipe 2. In addition to the above-described threaded detachable connection, other means for facilitating detachment, such as snap-fit connection, sleeve connection, etc., may be used.
Referring to fig. 1-3, in one embodiment, a plurality of air inlets 301 are uniformly distributed on the peripheral side and the bottom end of the air inlet base 3. The plurality of air inlets 301 that set up guarantee by the air volume of being inhaled, make the air from many ways enter into air inlet base 3 in, and because brushless motor 4 in the base is rotatory to drive turbo 6 and inhale the air, the air can be driven by rotatory surrounding force when passing through air inlets 301, forms the whirl and is inhaled fast, and then drives near the air of fan head and gets into in air inlet base 3 fast thereupon, increase the inflow of draught, and blow in circulation chamber 101 to air ring 1 with high speed.
Referring to fig. 5 and 6, the present embodiment further provides a gas water heater, which includes the air multiplier and the combustion chamber 7 as described above, the air multiplier is installed at the air inlet 701 of the combustion chamber 7, and the air outlet of the air multiplier faces the air inlet 701 of the combustion chamber 7.
In one embodiment, a control panel (not shown in the figure) is further provided, the turbocharger fan of the air multiplier comprises a brushless motor 4, a circuit board 5 and a turbocharger turbine 6, the brushless motor 4 is in transmission connection with the turbocharger turbine 6, the circuit board 5 is electrically connected with the brushless motor 4, the circuit board 5 is used for controlling the brushless motor 4 to drive the turbocharger turbine 6 to rotate and suck air, a frequency conversion device for adjusting the rotating speed of the brushless motor 4 is further provided on the circuit board 5, and the circuit board 5 is electrically connected with the control panel. The gas water heater can carry out real-time monitoring according to the working condition (smoke emission, heat load output, hot water output and the like) of actual water heater burning and feed back to the control panel, then the frequency conversion device on the circuit board 5 of the air multiplier is controlled by the control panel, the rotating speed of the brushless motor 4 is adjusted by the frequency conversion device according to the actual air volume demand condition, so that the air volume of the air multiplier is uniformly increased or reduced, the burning of the gas water heater reaches a better working condition, and the problems of smoke exceeding, resonance (abnormal sound) and the like caused by insufficient or uneven air volume supply are well avoided.
In one embodiment, the frequency conversion device may employ a device or a circuit module capable of adjusting the speed of the brushless motor 4, such as a frequency converter or a frequency conversion circuit.
In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. An air multiplier is characterized by comprising a wind guide ring (1) installed at an air inlet (701) of a combustion chamber (7) of a water heater, wherein the wind guide ring (1) is of a hollow structure, so that a circulation cavity (101) is formed inside the wind guide ring (1), an annular air outlet (102) communicated with the circulation cavity (101) is formed along the inner side periphery of the wind guide ring (1), and the annular air outlet (102) faces the air inlet (701); a connecting pipe (2) communicated with the circulation cavity (101) is arranged on the outer side of the air guide ring (1); one end of the connecting pipe (2) is connected with an air inlet base (3), the air inlet base (3) is provided with a plurality of air inlets (301), and a turbo-charging fan is fixed inside the air inlet base.
2. The air multiplier of claim 1, wherein the air guide ring (1) is formed by bending and enclosing an outer side edge and an inner side edge of an annular plate in opposite directions, a cavity is formed between the outer side edge and the inner side edge, the cavity is the flow cavity (101), an air outlet gap is formed at a position where the outer side edge and the inner side edge are overlapped with each other, and the air outlet gap is the annular air outlet (102).
3. The air multiplier of claim 1, further comprising a mounting panel (104), wherein the mounting panel (104) is opened with a through opening (103), the wind guide ring (1) is arranged along the periphery of the through opening (103), the mounting panel (104) is mounted at the wind inlet (701) through a mounting hole, and the through opening (103) of the mounting panel (104) is opposite to the wind inlet (701) of the combustion chamber (7).
4. An air multiplier according to claim 3, characterized in that the projection of the air inlet (701) of the combustion chamber (7) onto the mounting panel (104) falls within the through opening (103).
5. The air multiplier of claim 1, wherein the intake base (3) is detachably connected to the connecting tube (2).
6. The air multiplier of claim 5, characterized in that the air intake base (3) is a hollow pipe with an open end, the open end of the air intake base (3) is provided with external threads, the inner side of the connecting pipe (2) is provided with internal threads, and the open end of the air intake base (3) is in threaded connection with the connecting pipe (2).
7. The air multiplier of claim 6, wherein the air inlet holes (301) are provided in plurality, and the plurality of air inlet holes (301) are uniformly distributed on the peripheral side and the bottom of the air inlet base (3).
8. The air multiplier of claim 1, wherein the turbo charger includes a brushless motor (4), a circuit board (5), and a turbo charger (6), the brushless motor (4) is in transmission connection with the turbo charger (6), the circuit board (5) is electrically connected with the brushless motor (4), and the circuit board (5) is used for controlling the brushless motor (4) to drive the turbo charger (6) to rotate for sucking air.
9. A gas water heater comprising an air multiplier according to any one of claims 1 to 8 and a combustion chamber (7), said air multiplier being mounted at an air inlet (701) of said combustion chamber (7), an air outlet of said air multiplier facing said air inlet (701) of said combustion chamber (7).
10. The gas water heater of claim 9, further comprising a control panel, wherein the turbo fan of the air multiplier includes a brushless motor (4), a circuit board (5), and a turbo (6), the brushless motor (4) is in transmission connection with the turbo (6), the circuit board (5) is electrically connected to the brushless motor (4), the circuit board (5) is used for controlling the brushless motor (4) to drive the turbo (6) to rotate and suck air, the circuit board (5) is further provided with a frequency conversion device for adjusting the rotation speed of the brushless motor (4), and the circuit board (5) is electrically connected to the control panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121570455.9U CN215890529U (en) | 2021-07-09 | 2021-07-09 | Air multiplier and gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121570455.9U CN215890529U (en) | 2021-07-09 | 2021-07-09 | Air multiplier and gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215890529U true CN215890529U (en) | 2022-02-22 |
Family
ID=80561919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121570455.9U Active CN215890529U (en) | 2021-07-09 | 2021-07-09 | Air multiplier and gas heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215890529U (en) |
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2021
- 2021-07-09 CN CN202121570455.9U patent/CN215890529U/en active Active
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