CN217602997U - Centrifugally driven air adjusting plate assembly, fan and gas water heater - Google Patents
Centrifugally driven air adjusting plate assembly, fan and gas water heater Download PDFInfo
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- CN217602997U CN217602997U CN202221822492.9U CN202221822492U CN217602997U CN 217602997 U CN217602997 U CN 217602997U CN 202221822492 U CN202221822492 U CN 202221822492U CN 217602997 U CN217602997 U CN 217602997U
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Abstract
The utility model discloses a centrifugal drive's accent aerofoil subassembly, fan and gas heater, centrifugal drive's accent aerofoil subassembly, it is applied to the fan, centrifugal drive's accent aerofoil subassembly is including setting up the mount pad on the fan, centrifugal carousel, a plurality of sliding plates, a plurality of interior permanent magnet and a plurality of outer permanent magnet, centrifugal carousel rotates sooner, interior permanent magnet is swing outward more, the sliding plate is smooth outward more, the draught area of air intake also increases along with it, thereby along with the improvement of fan blade rotational speed, the air intake can increase the air inlet area automatically, when the fan needs increase the air intake, can effectively reduce air inlet resistance, improve the fan air output, avoided because the fan air output is little, the waste gas of the gas heater that leads to leaks in the room, improve the defect that the increase air output can avoid among the gas heater natural gas combustion efficiency not high.
Description
Technical Field
The utility model relates to a fan correlation field, in particular to centrifugal drive's accent aerofoil subassembly, fan and gas heater.
Background
A fan in a gas water heater is used for providing oxygen required by combustion for the water heater or discharging waste gas generated by combustion.
The size of a vent of an air inlet of the existing fan is fixed, so that the size of the air inlet cannot be adjusted according to needs, when the air exhaust volume of the fan needs to be increased, the rotation speed of blades can only be increased, the air inlet with the fixed size becomes a key factor which hinders the increase of the air inlet volume, the air speed cannot be increased quickly and efficiently, the ventilation volume is increased, the waste gas emission efficiency of a gas water heater is low, and waste gas is leaked indoors more seriously; the fan speed of airing exhaust is low, and gas heater intake is little, leads to the natural gas burning insufficient easily, causes gaseous extravagant on the one hand, on the other hand, produces harmful gas such as carbon monoxide easily, easily causes serious harm to user's health.
SUMMERY OF THE UTILITY MODEL
The to-be-solved first technical problem of the utility model is that in order to overcome prior art fan air intake size fixed, the fan can not be discharged air for gas heater high-efficiently, and exhaust emission or air suction speed are slow to lead to waste gas to leak in the room easily or the defect that gas combustion efficiency is not high.
The utility model discloses a solve a technical problem, provide a centrifugation driven air adjusting plate subassembly.
The utility model provides a technical scheme that first technical problem adopted is: a centrifugally driven air adjusting plate component is applied to a fan and comprises a mounting seat, a centrifugal rotary disc, a plurality of sliding plates, a plurality of inner permanent magnets and a plurality of outer permanent magnets, wherein the mounting seat is arranged on the fan;
the mounting base is provided with an air inlet, the centrifugal turntable is arranged at the air inlet, the plurality of sliding plates are laid on the mounting base and distributed around the centrifugal turntable, and the plurality of sliding plates can move from the center of the centrifugal turntable to the periphery so as to adjust the ventilation area of the air inlet;
the inner permanent magnets can swing on the centrifugal turntable along with the rotation of the centrifugal turntable, and the outer permanent magnets and the sliding plates are driven to move outwards along the radial direction of the centrifugal turntable by utilizing magnetism so as to change the size of the ventilation area of the air inlet.
In the scheme, the faster the centrifugal turntable rotates, the more the inner permanent magnet swings outwards, the more the sliding plate slides outwards, and the ventilation area of the air inlet is increased, so that the air inlet area can be automatically increased along with the increase of the rotating speed of the fan blade; when the air inlet amount of the fan needs to be increased, the air inlet resistance can be effectively reduced, the air exhaust amount of the fan is increased, the problem that waste gas of the gas water heater leaks indoors due to the fact that the air exhaust amount of the fan is small is avoided, and the defect that the combustion efficiency of natural gas in the gas water heater is low can be overcome;
interior permanent magnet passes through magnetic interaction with outer permanent magnet to non-contact's transmission mode promotes the sliding plate activity, increases or reduces the draught area of air intake, and is first, can effectively reduce the friction among the transmission process, and the noise reduction improves transmission efficiency, and the second, this scheme structure is retrencied, has reduced structure volume and quality greatly, is convenient for maintain.
Preferably, the inner permanent magnet further comprises a centrifugal crank, a rotating shaft and an inner magnetic block, the rotating shaft is arranged at one end of the centrifugal crank, the inner magnetic block is arranged on the centrifugal crank, and the rotating shaft is rotatably connected with the centrifugal turntable.
In the scheme, when the centrifugal turntable rotates, the centrifugal crank is subjected to centrifugal action to drive the inner magnetic block to swing outwards, the outwards rotating angle of the centrifugal crank is increased along with the increase of the rotating speed of the centrifugal turntable, and correspondingly, the inner magnetic block swings outwards continuously to be close to the outer permanent magnet and pushes the outer permanent magnet to move outwards by means of magnetic force, so that the purpose of controlling the movement of the sliding plate to adjust the ventilation area of the air inlet in a non-contact transmission mode is achieved.
Preferably, an arc-shaped chute is arranged on the centrifugal turntable, a limiting protrusion is arranged at one end, away from the rotating shaft, of the centrifugal crank, and the limiting protrusion extends into the arc-shaped chute and can move in the arc-shaped chute.
In this scheme, the rotatory angle of centrifugal crank has been injectd to the arc spout, has avoided centrifugal crank to rotate at will on centrifugal carousel, has improved the holistic stability of this device.
Preferably, one end of the arc-shaped sliding chute is close to the center of the centrifugal turntable, and the other end of the arc-shaped sliding chute is far away from the center of the centrifugal turntable.
In this scheme, the rotation angle of centrifugal crank has further been injectd to the arc spout for but the distance between the tip of centrifugal crank's arc activity and the outer permanent magnet can increase gradually or reduce gradually.
Preferably, the opposite sides of the inner permanent magnet and the outer permanent magnet have the same polarity, so as to generate mutually repulsive magnetic force.
In the scheme, the principle that like poles of magnets repel each other is utilized to apply outward sliding force to the sliding plate.
Preferably, a plurality of the inner permanent magnets are uniformly circumferentially distributed on the centrifugal rotor disc, and a plurality of the outer permanent magnets are uniformly circumferentially distributed on a plurality of the sliding plates.
In the scheme, the inner permanent magnet and the outer permanent magnet are uniformly distributed on the circumference, so that the magnetic field is uniformly distributed, when the centrifugal turntable rotates, the resistance from the magnetic force is stable, the load on the rotation of the fan impeller is stable, and the service life of the fan is prolonged; in addition, in the rotating process of the inner permanent magnet, the repulsive force of the outer permanent magnet is not changed greatly in the process that the outer permanent magnet moves outwards under the repulsive force of the inner permanent magnet, and the outer permanent magnet can drive the sliding plate to move stably inside and outside, so that the sliding plate is prevented from continuously jumping inside and outside on the mounting seat, and the noise is reduced.
Preferably, the plurality of inner permanent magnets correspond to the plurality of outer permanent magnets one to one.
In the scheme, the inner permanent magnets correspond to the outer permanent magnets one by one, so that the magnetic field distribution is more uniform, and the smoothness of the movement of the sliding plate is improved.
Preferably, a guide sliding groove is formed in the mounting seat, a sliding shaft is arranged on one side, close to the mounting seat, of the sliding plate, and the sliding shaft is inserted into the guide sliding groove and slides in the guide sliding groove.
In the scheme, the sliding shaft is arranged to slide in the sliding groove, so that the moving direction of the sliding plate on the mounting seat is limited.
Preferably, the centrifugally driven air adjusting plate assembly further comprises a pre-tightening spring, wherein the pre-tightening spring is annular and sleeves the sliding shafts of the sliding plates so as to push the sliding plates to move inwards and return.
In the scheme, the plurality of sliding shafts are sleeved on the inner side by adopting the pre-tightening springs, so that the plurality of sliding plates are limited and reset, and when the magnetic force of the inner permanent magnet on the inner side of the sliding plate is reduced, the pre-tightening springs push the sliding plates to move towards the center and reset; the annular pre-tightening springs are used for limiting and resetting the sliding plates, and the pre-tightening springs in an annular structure are adopted, so that the number of parts is greatly reduced, the structure is simple, and the maintenance is convenient.
Preferably, the sliding plates are fan-shaped, and a plurality of sliding plates can be spliced to form a circular ring.
In this scheme, the sliding plate adopts fan-shaped, and when the amalgamation formed the ring, the wind inlet department that can the at utmost covered at the mount pad keeps out the wind effectually, keeps off the sliding plate and outwards scatters, forms first department ventilation gap between the sliding plate, forms second department ventilation gap between sliding plate and the centrifugal turntable, conveniently enlarges the draught area of air intake.
Preferably, a ventilation groove is formed in the middle of the mounting seat, a ventilation flow channel is formed on the periphery of the ventilation groove of the mounting seat, the ventilation groove and the ventilation flow channel jointly form the air inlet, and the sliding plate can movably cover the ventilation flow channel so as to adjust the ventilation area of the air inlet.
In this scheme, the ventilation groove forms the air intake with the ventilation runner jointly, and during external wind can pass through ventilation groove air inlet to fan, the peripheral region in ventilation groove of ventilation runner position on the base, when the sliding plate to scattering all around, forms the clearance between the sliding plate, and wind energy circulates through this clearance and through the ventilation runner to enlarge the draught area of air intake.
The utility model discloses the second technical problem that solve is how to be used for the fan with above-mentioned centrifugal drive's air register subassembly.
The utility model provides a fan for solve the second technical problem.
The utility model provides a technical scheme that second technical problem adopted is: a fan comprises the centrifugally driven air adjusting plate component.
In this scheme, be used for the fan with centrifugal drive's air register board, the impeller drive centrifugal carousel of fan rotates to the draught area in fan income wind gap is adjusted to the adaptability.
The utility model discloses the third technical problem who solves is how to be used for gas heater with above-mentioned fan to solve the little problem of gas heater air volume.
The utility model provides a gas water heater for solving the third technical problem.
The utility model provides a technical scheme that third technical problem adopted is: a gas water heater comprises the fan.
In this scheme, be used for gas heater with the fan of adjustable air inlet area, can effectively improve gas heater's air permeability, avoid waste gas to pile up indoor, lead to indoor personnel to be poisoned, in addition, through increasing the intake, still can improve gas heater combustion efficiency.
On the basis of the common knowledge in the field, the above preferred conditions can be combined at will to obtain the preferred embodiments of the present invention.
The utility model discloses an actively advance the effect and lie in: the utility model discloses in, centrifugal turntable rotates faster, interior permanent magnet swings outward more, the sliding plate slides outward more, the draught area of air intake also increases along with it, thereby along with the improvement of fan blade rotational speed, the air intake can increase the air inlet area automatically, when the fan needs to increase the intake, adopt this scheme can effectively reduce the air inlet resistance, improve the fan air output, avoided because the fan air output is little, the waste gas of gas heater that leads to leaks in the room, improve and increase the air output and can avoid the defect that natural gas combustion efficiency is not high in the gas heater;
interior permanent magnet passes through magnetic interaction with outer permanent magnet to non-contact's transmission mode promotes the sliding plate activity, increases or reduces the draught area of air intake, and is first, can effectively reduce the friction among the transmission process, and noise reduction improves transmission efficiency, and the second, this scheme structure retrencies, has reduced structure volume and quality greatly, is convenient for maintain.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a centrifugally driven damper assembly of the present invention.
Fig. 2 is a schematic view of the structure of the back of the sliding plate of the present invention.
Fig. 3 is a schematic structural diagram of the mounting seat of the present invention.
Fig. 4 is a partially enlarged schematic view of the centrifugal turntable of the present invention.
Description of reference numerals:
Centrifugal rotary table 11
Inner permanent magnet 13
Outer permanent magnet 14
Air inlet 15
Arc chute 19
Preloaded spring 23
Detailed Description
The present invention will be more clearly and completely described below by way of examples and with reference to the accompanying drawings, but the present invention is not limited thereto.
Fig. 1 to 4 illustrate an embodiment of a centrifugally driven louver assembly applied to a fan, the centrifugally driven louver assembly including a mounting base 10 disposed on the fan, a centrifugal rotating disk 11, a plurality of sliding plates 12, a plurality of inner permanent magnets 13, and a plurality of outer permanent magnets 14;
the mounting base 10 is provided with an air inlet 15, the centrifugal turntable 11 is arranged at the air inlet 15, the plurality of sliding plates 12 are laid on the mounting base 10 and distributed around the centrifugal turntable 11, and the plurality of sliding plates 12 can move from the center of the centrifugal turntable 11 to the periphery so as to adjust the ventilation area of the air inlet 15;
the inner permanent magnets 13 will swing on the centrifugal turntable 11 with the rotation of the centrifugal turntable 11, and magnetically drive the outer permanent magnets 14 and the sliding plates 12 to move outwards along the radial direction of the centrifugal turntable 11, so as to change the size of the ventilation area of the air inlet 15.
In this example, the centrifugal turntable 11 is connected with an impeller shaft of the fan, the impeller rotates to drive the centrifugal turntable 11 to rotate, the inner permanent magnet 13 is subject to centrifugal action and swings outwards from the center of the centrifugal turntable 11, the inner permanent magnet 13 pushes the outer permanent magnet 14 and the sliding plates 12 to move outwards through magnetism, and the sliding plates 12 move around from the center of the centrifugal turntable 11 to enlarge or reduce the ventilation area of the air inlet 15;
the faster the centrifugal turntable 11 rotates, the more the inner permanent magnet 13 swings outwards, the more the sliding plate 12 slides outwards, and the ventilation area of the air inlet 15 is increased, so that the air inlet area of the air inlet 15 can be automatically increased along with the increase of the rotating speed of the fan blades, when the air inlet amount of the fan needs to be increased, the air inlet resistance can be effectively reduced, the air outlet amount of the fan is increased, the problem that the waste gas of the gas water heater leaks indoors due to the fact that the air outlet amount of the fan is small is avoided, and the defect that the combustion efficiency of the natural gas in the gas water heater is low due to the fact that the air outlet amount is increased can be avoided;
interior permanent magnet 13 passes through magnetic interaction with outer permanent magnet 14 to non-contact's transmission mode promotes sliding plate 12 activity, increases or reduces the draught area of air intake 15, and is first, can effectively reduce the friction among the transmission process, and the noise reduction improves transmission efficiency, and the second, this scheme structure is retrencied, has reduced structure volume and quality greatly, is convenient for maintain.
As shown in fig. 4, preferably, the inner permanent magnet 13 further comprises a centrifugal crank 16, a rotating shaft 17 and an inner magnet block 18, the rotating shaft 17 is arranged at one end of the centrifugal crank 16, the inner magnet block 18 is arranged on the centrifugal crank 16, and the rotating shaft 17 is rotatably connected with the centrifugal turntable 11.
In this embodiment, when the centrifugal turntable 11 rotates, the centrifugal crank 16 is subjected to a centrifugal action to drive the inner magnetic block 18 to swing outwards, and as the rotating speed of the centrifugal turntable 11 increases, the outward rotation angle of the centrifugal crank 16 also increases, and accordingly, the inner magnetic block 18 swings outwards continuously, approaches the outer permanent magnet 14, and pushes the outer permanent magnet 14 to move outwards by means of magnetic force, so that the purpose of adjusting the ventilation area of the air inlet 15 by controlling the sliding plate 12 to move in a non-contact transmission manner is achieved.
As shown in fig. 4, an arc chute 19 is provided on the centrifugal turntable 11, a limiting protrusion 20 is provided at an end of the centrifugal crank 16 away from the rotating shaft 17, and the limiting protrusion 20 extends into the arc chute 19 and can move in the arc chute 19.
In this example, the arc chute 19 defines the rotation angle of the centrifugal crank 16, and the centrifugal crank 16 is prevented from rotating on the centrifugal turntable 11, so that the overall stability of the device is improved.
Preferably, one end of the arc chute 19 is close to the center of the centrifugal rotor 11, and the other end is far away from the center of the centrifugal rotor 11.
In this example, the arc chute 19 further defines the angle of rotation of the centrifugal crank 16, so that the distance between the arc-movable end of the centrifugal crank 16 and the outer permanent magnet 14 can be gradually increased or gradually decreased.
Preferably, the opposite sides of the inner permanent magnets 13 and the outer permanent magnets 14 are of the same polarity to produce a magnetic force that repels each other.
In this example, the principle of like poles repelling each other of the magnets is utilized to apply an outward sliding force to the sliding plate 12.
As shown in fig. 1, it is preferable that a plurality of inner permanent magnets 13 are uniformly circumferentially distributed on the centrifugal rotor disk 11 and a plurality of outer permanent magnets 14 are uniformly circumferentially distributed on the plurality of sliding plates 12.
In this example, the inner and outer permanent magnets 14 are uniformly distributed around the circumference, which has the advantages that the magnetic field distribution is uniform, the resistance from the magnetic force is stable when the centrifugal turntable 11 rotates, the load on the rotation of the fan impeller is stable, and the service life of the fan is prolonged; in addition, in the process that the outer permanent magnet 14 moves outwards under the repulsive force of the inner permanent magnet 13, the change of the repulsive force is small, and the outer permanent magnet 14 can move stably, so that the sliding plate 12 is prevented from moving freely on the mounting base 10, and the generation of noise is reduced.
Preferably, the plurality of inner permanent magnets 13 correspond one-to-one to the plurality of outer permanent magnets 14.
In this example, the inner permanent magnets 13 correspond to the outer permanent magnets 14 one by one, so that the magnetic field distribution is more uniform, which is beneficial to improving the smoothness of the movement of the sliding plate 12.
As shown in fig. 3, preferably, the mounting base 10 is provided with a guide chute 21, and one side of the sliding plate 12 close to the mounting base 10 is provided with a sliding shaft 22, and the sliding shaft 22 is inserted into the guide chute 21 and slides in the guide chute 21.
In this example, the sliding shaft 22 is arranged to slide in the sliding slot, thereby defining the direction of movement of the sliding plate 12 on the mounting block 10.
As shown in fig. 2, the centrifugally driven louver assembly preferably further includes a pre-tightening spring 23, wherein the pre-tightening spring 23 is annular and surrounds the sliding shafts 22 of the plurality of sliding plates 12 to push the plurality of sliding plates 12 to be inwardly close and reset.
In this example, the sliding shafts 22 are sleeved on the inner side by the pre-tightening springs 23, so as to limit and reset the sliding plates 12, and when the magnetic force of the inner permanent magnets 13 on the inner sides of the sliding plates 12 is reduced, the pre-tightening springs 23 push the sliding plates 12 to move towards the center and reset.
As shown in fig. 2, the sliding plates 12 have a fan shape, and a plurality of sliding plates 12 can be combined to form a circular ring.
In this example, the sliding plate 12 is fan-shaped, and when the circular ring is formed by splicing, the sliding plate can be covered at the air inlet 15 of the mounting base 10 to the greatest extent, so that the wind shielding effect is good, the sliding plate 12 is prevented from being scattered outwards, a first ventilation gap is formed between the sliding plates 12, and a second ventilation gap is formed between the sliding plates 12 and the centrifugal turntable 11, so that the ventilation area of the air inlet 15 is conveniently enlarged.
As shown in fig. 3, preferably, the middle of the mounting base 10 is provided with a ventilation slot 24, the periphery of the ventilation slot 24 of the mounting base 10 is provided with a ventilation channel 25, the ventilation slot 24 and the ventilation channel 25 together form the air inlet 15, and the sliding plate 12 can movably cover the ventilation channel 25 to adjust the ventilation area of the air inlet 15.
In this example, the ventilation channel 24 and the ventilation channel 25 jointly form the air inlet 15, the external wind flows into the fan through the ventilation channel 24, the ventilation channel 25 is on the base and located in the peripheral area of the ventilation channel 24, when the sliding plate 12 is scattered all around, a gap is formed between the sliding plates 12, and the wind energy circulates through the gap and the ventilation channel 25 to enlarge the ventilation area of the air inlet 15.
This example also provides a fan that includes the above-described centrifugally-driven louver assembly and a fan body.
Specifically, an air inlet is formed in the fan body, the fan is provided with a rotating shaft connected with the centrifugal turntable, and the centrifugally driven air adjusting plate assembly is arranged at the air inlet;
the blower body comprises a rotatable impeller, and one end of the impeller is connected with the rotating shaft.
In this example, a centrifugal-driven air register is used for the fan, and the fan impeller drives the centrifugal turntable 11 to rotate through the rotating shaft, so as to adaptively adjust the ventilation area of the air inlet of the fan.
The example also provides a gas water heater, which comprises the fan.
In this example, be used for gas heater with the fan of adjustable air intake area, can effectively improve gas heater's air permeability, avoid waste gas to pile up indoor, lead to indoor personnel to be poisoned, in addition, through increasing the intake, still can improve gas heater combustion efficiency.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments can be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (13)
1. The utility model provides a centrifugal drive's air register subassembly, its is applied to fan, its characterized in that: the centrifugally driven air adjusting plate assembly comprises a mounting seat, a centrifugal turntable, a plurality of sliding plates, a plurality of inner permanent magnets and a plurality of outer permanent magnets, wherein the mounting seat is arranged on the fan;
the mounting base is provided with an air inlet, the centrifugal turntable is arranged at the air inlet, the plurality of sliding plates are laid on the mounting base and distributed around the centrifugal turntable, and the plurality of sliding plates can move from the center of the centrifugal turntable to the periphery so as to adjust the ventilation area of the air inlet;
the inner permanent magnets can swing on the centrifugal turntable along with the rotation of the centrifugal turntable, and the outer permanent magnets and the sliding plates are driven to move outwards along the radial direction of the centrifugal turntable by utilizing magnetism so as to change the size of the ventilation area of the air inlet.
2. The centrifugally driven register plate assembly of claim 1, wherein: the inner permanent magnet further comprises a centrifugal crank, a rotating shaft and an inner magnetic block, the rotating shaft is arranged at one end of the centrifugal crank, the inner magnetic block is arranged on the centrifugal crank, and the rotating shaft is rotatably connected with the centrifugal turntable.
3. A centrifugally driven register file assembly as recited in claim 2, wherein: the centrifugal rotary table is provided with an arc-shaped sliding groove, the centrifugal crank is far away from one end of the rotating shaft and is provided with a limiting bulge, and the limiting bulge extends into the arc-shaped sliding groove and can move in the arc-shaped sliding groove.
4. A centrifugally driven register plate assembly as recited in claim 3, wherein: one end of the arc-shaped sliding chute is close to the center of the centrifugal turntable, and the other end of the arc-shaped sliding chute is far away from the center of the centrifugal turntable.
5. The centrifugally driven register plate assembly of claim 1, wherein: the opposite sides of the inner permanent magnet and the outer permanent magnet have the same polarity so as to generate mutually repulsive magnetic force.
6. The centrifugally driven register plate assembly of claim 1, wherein: the plurality of inner permanent magnets are evenly circumferentially distributed on the centrifugal rotor disc, and the plurality of outer permanent magnets are evenly circumferentially distributed on the plurality of sliding plates.
7. The centrifugally driven register plate assembly of claim 1, wherein: the plurality of inner permanent magnets correspond to the plurality of outer permanent magnets one to one.
8. The centrifugally driven register plate assembly of claim 1, wherein: the mounting seat is provided with a guide sliding chute, one side of the sliding plate, which is close to the mounting seat, is provided with a sliding shaft, and the sliding shaft is inserted into the guide sliding chute and slides in the guide sliding chute.
9. The centrifugally driven register plate assembly of claim 8, wherein: the centrifugally driven air adjusting plate assembly further comprises a pre-tightening spring, wherein the pre-tightening spring is annular and sleeves the sliding shafts of the sliding plates so as to push the sliding plates to move inwards and reset.
10. A centrifugally driven register file assembly as recited in claim 1, wherein: the sliding plates are fan-shaped, and a plurality of sliding plates can be spliced to form a circular ring.
11. The centrifugally driven register plate assembly of claim 1, wherein: the air inlet is formed in the middle of the mounting seat, the mounting seat is located at the periphery of the ventilation groove, ventilation channels are formed in the periphery of the ventilation groove, the ventilation groove and the ventilation channels jointly form the air inlet, and the sliding plate can movably cover the ventilation channels so as to adjust the ventilation area of the air inlet.
12. A fan, its characterized in that: comprising a centrifugally driven air register pack according to any one of claims 1-11.
13. A gas water heater, its characterized in that: comprising a fan according to claim 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221822492.9U CN217602997U (en) | 2022-07-14 | 2022-07-14 | Centrifugally driven air adjusting plate assembly, fan and gas water heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221822492.9U CN217602997U (en) | 2022-07-14 | 2022-07-14 | Centrifugally driven air adjusting plate assembly, fan and gas water heater |
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| CN217602997U true CN217602997U (en) | 2022-10-18 |
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| CN202221822492.9U Active CN217602997U (en) | 2022-07-14 | 2022-07-14 | Centrifugally driven air adjusting plate assembly, fan and gas water heater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117791371A (en) * | 2023-12-27 | 2024-03-29 | 珠海康晋电气股份有限公司 | High-voltage complete switch equipment |
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2022
- 2022-07-14 CN CN202221822492.9U patent/CN217602997U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117791371A (en) * | 2023-12-27 | 2024-03-29 | 珠海康晋电气股份有限公司 | High-voltage complete switch equipment |
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