CN103712239A - Air inlet adjusting device of firewood stove - Google Patents
Air inlet adjusting device of firewood stove Download PDFInfo
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- CN103712239A CN103712239A CN201310711242.7A CN201310711242A CN103712239A CN 103712239 A CN103712239 A CN 103712239A CN 201310711242 A CN201310711242 A CN 201310711242A CN 103712239 A CN103712239 A CN 103712239A
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- drive link
- air inlet
- affixed
- nipple
- transmission shaft
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Abstract
The invention discloses an air inlet adjusting device of a firewood stove. The air inlet adjusting device comprises an air inlet pipe and an air inlet adjusting plate. The air inlet adjusting plate is located in the air inlet pipe and fixedly connected with a transmission shaft. The transmission shaft can drive the air inlet adjusting plate to rotate. The air inlet adjusting device further comprises a transmission rod and a metal band, wherein the metal band is ranked on the transmission rod in a spiral mode, one end of the metal band is fixedly connected to the transmission rod, and the other end of the metal band is fixedly connected to the firewood stove or the air inlet pipe. The transmission rod drives the transmission shaft to rotate and comprises a first transmission rod body and a second transmission rod body. The first transmission rod body and the second transmission rod body are fixedly connected through a connecting pipe, and the connecting pipe is fixedly connected with the first transmission rod body or the second transmission rod body through a molten buckle. By the adoption of the air inlet adjusting device, the air inlet volume of the firewood stove can be automatically adjusted according to the indoor temperature, when the temperature exceeds the designated limiting temperature, the transmission rod will be disconnected, the air inlet of the firewood stove can be closed, and therefore using safety of the firewood stove is guaranteed.
Description
Technical field
The present invention relates to wood stove technical field, specifically, relate to a kind of wood stove air inlet regulating device.
Background technology
At nearest several years, especially since in April, 2009 council of European Parliament issued 2009/28/EC instruction about promote the use of the energy from regenerative resource, council of European Parliament is the energy scenario about building in the 2010/31/EU instruction on May 19th, 2010, promotes the use of wood stove.
Lower than outdoor for fear of room pressure, (this will cause imperfect combustion, even cause gas after smog or burning indoor), adiabatic building is more and more equipped with controllable mechanical ventilator, some are called " sealing " stove, have developed direct supply combustion air.This scheme is by a pipeline supply combustion air, and it is directly communicated with (standard EN 13384 has regulation) with the air of outside, this development caused kitchen range producer by air inlet and adjuster from moving on to before wood stove after wood stove.
Simultaneously, council of European Parliament is according to the indoor temperature of residential housing wood stove used and ball stove, and provided, the requirement that automatically regulates shutoff device is installed, but, up to the present, the adjusting of wood stove burning, remains and by staff, opens air inlet adjustable plate and regulate intake, and then adjusting indoor temperature, this adjuster is normally rotary-type.
Summary of the invention
The present invention has overcome shortcoming of the prior art, a kind of wood stove air inlet regulating device is provided, and it can be according to the temperature of wood stove hot air outlet, or the temperature of indoor environment, by a kind of simple and economical mode, automatically control and open the air inlet adjustable plate of combustion air, thermocutout was set simultaneously, and when temperature exceeds the limiting temperature of appointment, the air inlet of wood stove can be closed, air intake no longer, control the burning in stove, make indoor temperature no longer increase, guaranteed safety.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of wood stove air inlet regulating device, comprise blast pipe and air inlet adjustable plate, described air inlet adjustable plate is positioned at described blast pipe, the affixed power transmission shaft of described air inlet adjustable plate, described power transmission shaft can drive described air inlet adjustable plate to rotate, also comprise drive link, be arranged in the shape of a spiral the metal tape on described drive link, one end of described metal tape is fixed in described drive link, the other end of described metal tape is fixed on wood stove or blast pipe, described drive link drives described power transmission shaft to rotate, described drive link comprises the first drive link and the second drive link, described the first drive link and the second drive link are affixed by tube connector, affixed by molten button between described tube connector and described the first drive link or the second drive link.
Further, described power transmission shaft is hollow structure, and described drive link penetrates power transmission shaft, and affixed with described power transmission shaft.
Further, described blast pipe arranges the first nipple, affixed the second nipple of described the first nipple, described metal tape is near affixed described second nipple in one end of described blast pipe, and described drive link is affixed through first nipple the second nipple and described power transmission shaft.
Further, described drive link arranges nipple and collar nut near one end of described power transmission shaft, described nipple and collar nut screw thread are affixed, described metal tape passes through the affixed described nipple of fixing rivet near one end of described power transmission shaft, described drive link drives described power transmission shaft to rotate through nipple, described drive link can phase new designs of threaded joints rotate, and described nipple and collar nut are fixed in wood stove.
Further, described drive link is near the affixed transmission bracket in one end of described nipple, and described transmission bracket is away from one end articulated stand of described drive link, the hinged described power transmission shaft of the other end of described support.
Further, described metal tape is arranged along the axial screw of described drive link.
Further, described metal tape is form concentric spirals arranges, the affixed described drive link in inner ring end of described metal tape, and installing plate is fixed in the end, outer ring of described metal tape, and described installing plate and described blast pipe are affixed.
Further, the affixed sheath of described installing plate, described sheath and installing plate form the cavity of accommodating described metal tape, in described cavity, be also provided with adjusting rod, described adjusting rod comprises transverse slat and affixed " L " shape action bars of described transverse slat, described action bars is provided with operation projection away from one end of described transverse slat, the corresponding described drive link of described transverse slat arranges through hole, described drive link is affixed through the inner ring end of described through hole and described metal tape, the corresponding described adjusting rod of described sheath arranges arc-shaped slot, and described adjusting rod is through described arc-shaped slot.
Further, described molten button is the molten button of tubulose.
Compared with prior art, the invention has the beneficial effects as follows:
A kind of wood stove air inlet regulating device of the present invention, comprise blast pipe and air inlet adjustable plate, air inlet adjustable plate is positioned at blast pipe, the affixed power transmission shaft of air inlet adjustable plate, power transmission shaft can drive air inlet adjustable plate to rotate, also comprise drive link, be arranged in the shape of a spiral the metal tape on drive link, one end of metal tape is fixed in drive link, the other end of metal tape is fixed on wood stove or blast pipe, drive link drives power transmission shaft to rotate, drive link comprises the first drive link and the second drive link, the first drive link and the second drive link are affixed by tube connector, affixed by molten button between tube connector and the first drive link or the second drive link, its height by indoor temperature can regulate the intake of wood stove automatically, and exceed the limiting temperature of appointment when temperature, drive link will be disconnected, the air inlet of wood stove can be closed, guarantee the use safety of wood stove.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, for explaining the present invention, is not construed as limiting the invention together with embodiments of the present invention, in the accompanying drawings:
Fig. 1 is the structural representation of a kind of wood stove inlet automatic regulation device embodiment 1 of the present invention;
Fig. 2 is the decomposition texture schematic diagram of a kind of wood stove air inlet regulating device embodiment 1 of the present invention;
Fig. 3 is the drive link cutaway view of embodiment 1;
Fig. 4 is that the A-A of Fig. 2 is to cutaway view;
Fig. 5 is that the B-B of Fig. 2 is to cutaway view;
Fig. 6 is the structural representation of wood stove of the present invention;
Fig. 7 is the right view of Fig. 3;
Fig. 8 is the drive link cutaway view of embodiment 2;
Fig. 9 is the structural representation of a kind of wood stove inlet automatic regulation device embodiment 3 of the present invention;
Figure 10 is the cutaway view of Fig. 9;
Figure 11 is that the A-A of Figure 10 is to cutaway view;
Figure 12 is the decomposition texture schematic diagram of a kind of wood stove inlet automatic regulation device embodiment 3 of the present invention;
Figure 13 is the structural representation of a kind of wood stove inlet automatic regulation device embodiment 4 of the present invention;
Figure 14 is the cutaway view of Figure 13;
Figure 15 is the decomposition texture schematic diagram of a kind of wood stove inlet automatic regulation device embodiment 4 of the present invention;
Figure 16 is the structural representation of a kind of wood stove inlet automatic regulation device embodiment 5 of the present invention;
Figure 17 is the cutaway view of Figure 16;
Figure 18 is the decomposition texture schematic diagram of a kind of wood stove inlet automatic regulation device embodiment 5 of the present invention.
In figure, 1---blast pipe; 2---air inlet adjustable plate;
3---power transmission shaft; 4---drive link;
5---metal tape; 6---adjustment screw;
7---fastening; 8---fixing rivet;
9---transmission bracket; 10---nipple;
11---collar nut; 12---the first drive link;
13---the second drive link; 14---molten button;
15---body of heater; 16---fire door;
17---ashpan; 18---Indoor Thermal air outlet slit;
19---chimney; 20---indoor cooling air intake;
21---indoor cold air channel; 22---combustion air entrance;
23---support; 24---the first nipple;
25---the second nipple; 26---bumping post;
27---connector; 28---installing plate;
29---sheath; 30---screw;
31---adjusting rod; 32---transverse slat;
33---action bars; 34---operation projection;
35---arc-shaped slot; 36---shell;
37---tube connector; 38---spring.
The specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.
Embodiment 1:
As Fig. 1, shown in 2, a kind of wood stove inlet automatic regulation device of the present invention, comprise blast pipe 1 and air inlet adjustable plate 2, air inlet adjustable plate 2 is positioned at blast pipe 1, the affixed power transmission shaft 3 of air inlet adjustable plate 2, power transmission shaft 3 can drive air inlet adjustable plate 2 to rotate, also comprise drive link 4, be arranged in the shape of a spiral the metal tape 5 on drive link 4, metal tape 5 is arranged along the axial screw of drive link 4, the metal tape 5 that metal tape 5 extends or shortens for temperature influence, drive link 4 is socketed fastenings 7 away from one end of air inlet adjustable plate 2 by adjustment screw 6, one end of metal tape 5 is fixed on the excircle of fastening 7 by fixing rivet 8, adjustment screw 6 is used for regulating the plane angle position of drive link 4, when drive link 4 and transmission bracket 9 are positioned at suitable position, screw adjustment screw 6, the other end of drive link 4 arranges nipple 10 and collar nut 11, the affixed shell 36 of nipple 10, metal tape 5 and drive link 4 are positioned at affixed shell 36, nipple 10 and collar nut 11 can adopt brass, steel or stainless steel material, the other end of metal tape 5 is by the affixed nipple 10 of fixing rivet 8, also can be welded in nipple 10, drive link 4 is through nipple 10, drive link 4 can phase new designs of threaded joints 10 rotate, collar nut 11 and nipple 10 screw threads are affixed, nipple 10 and collar nut 11 are fixed in wood stove.
Consult Fig. 3 to Fig. 5, drive link 4 comprises that the first drive link 12 and the second drive link 13, the first drive links 12 and the second drive link 13 are affixed by tube connector 37, affixed by molten button 14 between tube connector 37 and the first drive link 12 or the second drive link 13.In the present embodiment, molten button 14 is the molten button 14 of tubulose, and molten button 14 is fusible metal alloy or plastic melt part, and the molten button of tubulose 14 cross sections are circular.
Consult Fig. 6, 7, wood stove comprises body of heater 15, the front portion of body of heater 15 arranges fire door 16, the intracavity bottom of body of heater 15 arranges ashpan 17, the top of body of heater 15 arranges Indoor Thermal air outlet slit 18 and chimney 19, the rear portion of body of heater 15 arranges indoor cooling air intake 20 and indoor cold air channel 21, combustion air blast pipe 1 and combustion air entrance 22, the present invention is positioned at the rear portion of wood stove, its drive link 4 is by the affixed transmission bracket 9 of screw 30, transmission bracket 9 is away from one end articulated stand 23 of drive link 4, the hinged power transmission shaft 3 of the other end of support 23, metal tape 5 is positioned at indoor cold air channel 21, for perception indoor temperature, air inlet adjustable plate 2 is positioned at combustion air blast pipe 1.
The course of work of the present invention is:
When indoor air temperature lower, air inlet adjustable plate 2 in combustion air blast pipe 1 is opened, combustion air enters in body of heater 15, and when indoor temperature raises gradually, metal tape 5 is under the impact of temperature, extend gradually, metal tape 5 promotes drive link 4 and rotates, and drive link 4 drives transmission bracket 9 to rotate, and transmission bracket 9 drives support 23, power transmission shaft 3 to rotate, power transmission shaft 3 drives air inlet adjustable plate 2 to rotate, and the air inlet of combustion air blast pipe 1 is reduced gradually.When indoor air temperature reduces gradually, metal tape 5 shortens, drive link 4 rotates backward, and then drive air inlet adjustable plate 2 to rotate backward, the air inlet of combustion air blast pipe 1 is increased gradually, realize the automatic adjusting of air inlet size, when temperature exceeds the limiting temperature of appointment, molten button 14 fusing of tubulose, the first drive link 12 and the second drive link 13 depart from, effect due to spring 38 and gravity, transmission bracket 9 is rotated, and then drives air inlet adjustable plate 2 to rotate, and the air inlet of wood stove is closed, no longer air intake, controls the burning in stove.
Embodiment 2:
The present embodiment and embodiment 1 are roughly the same, and something in common is not repeating, and its difference is:
As shown in Figure 8, the end of the molten button 14 of tubulose is in the first drive link 12 and the second drive link 13 link position sealings.
Embodiment 3:
The present embodiment and embodiment 1 are roughly the same, and something in common is not repeating, and its difference is:
Consult Fig. 9 to Figure 12, power transmission shaft 3 is hollow structure, drive link 4 penetrates power transmission shaft 3, and affixed with power transmission shaft 3, blast pipe 1 arranges the first nipple 24, affixed the second nipple 25 of the first nipple 24, affixed second nipple 25 in one end of metal tape 5, drive link 4 is affixed through the second nipple 25, the first nipple 24 and power transmission shaft 3.
The first nipple 24 can directly weld or be riveted on blast pipe 1, without screw thread or nut.
The corresponding air inlet adjustable plate 2 of blast pipe 1 inwall arranges bumping post 26, when air inlet adjustable plate 2 is closed, blocks air inlet adjustable plate 2.
Embodiment 4:
Consult Figure 13 to Figure 15, metal tape 5 is form concentric spirals and arranges, the affixed drive link 4 in end of metal tape 5 inner rings, the outer wall of blast pipe 1 is connected with connector 27, drive link 4 is fixed in power transmission shaft 3 through connector 27, installing plate 28 is fixed in the outer ring of metal tape 5, and installing plate 28 is welded in connector 27.
Embodiment 5:
Consult Figure 16 to Figure 18, metal tape 5 arranges sheath 29 and installing plate 28 around, sheath 29 and installing plate 28 are fixed together by screw 30, sheath 29 and installing plate 28 form the cavity of accommodating metal tape 5, in cavity, be also provided with adjusting rod 31, adjusting rod 31 comprises transverse slat 32 and affixed " L " shape action bars 33 of transverse slat 32, action bars 33 is provided with operation projection 34 away from one end of transverse slat 32, the corresponding drive link 4 of transverse slat 32 arranges through hole, drive link 4 is affixed through the inner ring end of through hole and metal tape 5, the corresponding adjusting rod 31 of sheath 29 arranges arc-shaped slot 35, adjusting rod 31 is through arc-shaped slot 35, operation projection 34 is positioned at outside sheath 29, user is by stirring operation projection 34, regulate the degree of tightness of metal tape 5, and then regulate air inlet adjustable plate 2 relative temperatures to change the angle of rotating, this sheath 29 can be red copper, brass or stainless steel, in the time of in liquid, also can use this device.
Finally it should be noted that: these are only the preferred embodiments of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement, for example, cross sectional shape to the molten button 14 of tubulose or drive link 4 is modified, but within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improve etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a wood stove air inlet regulating device, it is characterized in that: comprise blast pipe and air inlet adjustable plate, described air inlet adjustable plate is positioned at described blast pipe, the affixed power transmission shaft of described air inlet adjustable plate, described power transmission shaft can drive described air inlet adjustable plate to rotate, also comprise drive link, be arranged in the shape of a spiral the metal tape on described drive link, one end of described metal tape is fixed in described drive link, the other end of described metal tape is fixed on wood stove or blast pipe, described drive link drives described power transmission shaft to rotate, described drive link comprises the first drive link and the second drive link, described the first drive link and the second drive link are affixed by tube connector, affixed by molten button between described tube connector and described the first drive link or the second drive link.
2. a kind of wood stove air inlet regulating device according to claim 1, is characterized in that: described power transmission shaft is hollow structure, and described drive link penetrates power transmission shaft, and affixed with described power transmission shaft.
3. a kind of wood stove air inlet regulating device according to claim 2, it is characterized in that: described blast pipe arranges the first nipple, affixed the second nipple of described the first nipple, described metal tape is near affixed described second nipple in one end of described blast pipe, and described drive link is affixed through first nipple the second nipple and described power transmission shaft.
4. a kind of wood stove air inlet regulating device according to claim 1, it is characterized in that: described drive link arranges nipple and collar nut near one end of described power transmission shaft, described nipple and collar nut screw thread are affixed, described metal tape passes through the affixed described nipple of fixing rivet near one end of described power transmission shaft, described drive link drives described power transmission shaft to rotate through nipple, described drive link can phase new designs of threaded joints rotate, and described nipple and collar nut are fixed in wood stove.
5. a kind of wood stove air inlet regulating device according to claim 4, it is characterized in that: described drive link is near the affixed transmission bracket in one end of described nipple, described transmission bracket is away from one end articulated stand of described drive link, the hinged described power transmission shaft of the other end of described support.
6. a kind of wood stove air inlet regulating device according to claim 1, is characterized in that: described metal tape is arranged along the axial screw of described drive link.
7. a kind of wood stove air inlet regulating device according to claim 1, it is characterized in that: described metal tape is form concentric spirals and arranges, the affixed described drive link in inner ring end of described metal tape, installing plate is fixed in the end, outer ring of described metal tape, and described installing plate and described blast pipe are affixed.
8. a kind of wood stove air inlet regulating device according to claim 7, it is characterized in that: the affixed sheath of described installing plate, described sheath and installing plate form the cavity of accommodating described metal tape, in described cavity, be also provided with adjusting rod, described adjusting rod comprises transverse slat and affixed " L " shape action bars of described transverse slat, described action bars is provided with operation projection away from one end of described transverse slat, the corresponding described drive link of described transverse slat arranges through hole, described drive link is affixed through the inner ring end of described through hole and described metal tape, the corresponding described adjusting rod of described sheath arranges arc-shaped slot, described adjusting rod is through described arc-shaped slot.
9. a kind of wood stove air inlet regulating device according to claim 1, is characterized in that: described molten button is the molten button of tubulose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310711242.7A CN103712239B (en) | 2013-12-20 | 2013-12-20 | A kind of wood stove air inlet regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310711242.7A CN103712239B (en) | 2013-12-20 | 2013-12-20 | A kind of wood stove air inlet regulating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103712239A true CN103712239A (en) | 2014-04-09 |
| CN103712239B CN103712239B (en) | 2016-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310711242.7A Active CN103712239B (en) | 2013-12-20 | 2013-12-20 | A kind of wood stove air inlet regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103712239B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258165A (en) * | 2015-10-21 | 2016-01-20 | 耒阳市兴农牧业有限公司 | Blower device for air blowing coal stove |
| CN109821744A (en) * | 2019-03-05 | 2019-05-31 | 无锡锡麦粮油装备工程有限公司 | A kind of wheat flour purifier volume adjusting apparatus |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4223833A (en) * | 1979-05-08 | 1980-09-23 | Ebbers Arnold C | Forced air heating fireplace unit |
| JP2007205707A (en) * | 2006-01-30 | 2007-08-16 | Mutsuo Momose | Safe stove |
| JP2007285660A (en) * | 2006-04-20 | 2007-11-01 | Ikeda Akira | Wood stove |
| CN201306746Y (en) * | 2008-05-21 | 2009-09-09 | 梁丽冰 | Air supplying device of firewood stove |
| CN201396815Y (en) * | 2009-05-09 | 2010-02-03 | 金孝成 | Straw gasification furnace |
| CN201425323Y (en) * | 2009-05-31 | 2010-03-17 | 曾巨泓 | Biomass particle combustion gasifier |
| CN201547818U (en) * | 2009-11-28 | 2010-08-11 | 韩文建 | Adjustable air-intake biomass gasification furnace |
-
2013
- 2013-12-20 CN CN201310711242.7A patent/CN103712239B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4223833A (en) * | 1979-05-08 | 1980-09-23 | Ebbers Arnold C | Forced air heating fireplace unit |
| JP2007205707A (en) * | 2006-01-30 | 2007-08-16 | Mutsuo Momose | Safe stove |
| JP2007285660A (en) * | 2006-04-20 | 2007-11-01 | Ikeda Akira | Wood stove |
| CN201306746Y (en) * | 2008-05-21 | 2009-09-09 | 梁丽冰 | Air supplying device of firewood stove |
| CN201396815Y (en) * | 2009-05-09 | 2010-02-03 | 金孝成 | Straw gasification furnace |
| CN201425323Y (en) * | 2009-05-31 | 2010-03-17 | 曾巨泓 | Biomass particle combustion gasifier |
| CN201547818U (en) * | 2009-11-28 | 2010-08-11 | 韩文建 | Adjustable air-intake biomass gasification furnace |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258165A (en) * | 2015-10-21 | 2016-01-20 | 耒阳市兴农牧业有限公司 | Blower device for air blowing coal stove |
| CN105258165B (en) * | 2015-10-21 | 2017-09-22 | 耒阳市兴农牧业有限公司 | A kind of blast coal stove air-blast device |
| CN109821744A (en) * | 2019-03-05 | 2019-05-31 | 无锡锡麦粮油装备工程有限公司 | A kind of wheat flour purifier volume adjusting apparatus |
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| Publication number | Publication date |
|---|---|
| CN103712239B (en) | 2016-04-06 |
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