CN114484509A

CN114484509A - Cooking and heating stove

Info

Publication number: CN114484509A
Application number: CN202111557286.XA
Authority: CN
Inventors: 李立新; 张令洪; 张化明; 熊熙源; 郭亚卿
Original assignee: Jiayu Guangneng Technology Fuxin Co ltd
Current assignee: Jiayu Guangneng Technology Fuxin Co ltd
Priority date: 2021-12-18
Filing date: 2021-12-18
Publication date: 2022-05-13

Abstract

The application relates to a cooking and heating stove, which comprises a stove body, a guide pipe arranged in the stove body, and an ash removal component movably arranged on the stove body and used for removing ash from the guide pipe; the furnace body comprises an inner shell, an outer shell which is arranged at an interval with the inner shell and provided with an opening, and a cover plate which is hinged on the outer shell and used for opening and closing the opening, wherein a flue gas cavity used for installing a flow guide pipe is formed between the inner shell and the outer shell, and the inner shell is provided with a smoke exhaust hole communicated with the flue gas cavity; and a locking component for opening and closing the cover plate is arranged on the shell. This application has the effect that is convenient for clear up the dust, promote flue gas waste heat utilization ratio to the honeycomb duct.

Description

Cooking and heating stove

Technical Field

The utility model relates to a boiler equipment's field especially relates to a cooking heating stove.

Background

At present, a boiler is an energy conversion device, and after fuel is input into the boiler, the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. As is known to all, the average heat efficiency of an industrial coal-fired boiler is only 67%, and nearly 25% of heat energy is discharged into the atmosphere through flue gas, so that the environment is polluted, and precious flue gas waste heat resources are wasted.

New biomass furnace products are continuously emerged, the requirements of different consumer groups are met, and the method has important significance for improving and enhancing the indoor air quality of farmers. On the premise, a plurality of biomass stoves appear in the market, wherein the biomass cooking and heating stove is well received by the masses of users.

Although common living beings cooking heating stove on the market possesses waste heat recovery device and has certain waste heat recovery effect, but waste heat recovery device lacks the flue gas dust removal effect that corresponds, leads to waste heat recovery to be covered by the dust gradually in the permanent emission process of flue gas, and then leads to the waste heat recovery effect of device to reduce gradually, disappears until the waste heat recovery effect of device, seriously influences the waste heat recovery efficiency of boiler.

Disclosure of Invention

In order to improve the dust and cover the problem that reduces waste heat recovery efficiency on the honeycomb duct, this application provides a cooking heating stove.

The application provides a pair of cooking heating stove adopts following technical scheme:

a cooking and heating stove comprises a stove body, a flow guide pipe arranged in the stove body, and an ash removal component movably arranged on the stove body and used for removing ash from the flow guide pipe;

the furnace body comprises an inner shell, an outer shell which is arranged at an interval with the inner shell and provided with an opening, and a cover plate which is hinged on the outer shell and used for opening and closing the opening, wherein a flue gas cavity used for installing a flow guide pipe is formed between the inner shell and the outer shell, and the inner shell is provided with a smoke exhaust hole communicated with the flue gas cavity;

and a locking component for opening and closing the cover plate is arranged on the shell.

Through adopting above-mentioned technical scheme, be convenient for clear up the dust of blast pipe outer wall in the heating stove working process through the deashing subassembly, the dust after the clearance is kept in the bottom in gas cavity. When the heating stove stop work, the staff removes the locking back of locking Assembly to apron and furnace body, opens the flue gas chamber, then uses and cleans the instrument and clean a large amount of dusts that lie in flue gas chamber bottom to move out the flue gas chamber with the dust, be convenient for carry out the while of clearing up to the dust of flue gas intracavity, waste heat in the dust adsorption flue gas that still reduces for a short time promotes the rate of utilization of flue gas waste heat.

Optionally, the ash removal assembly comprises an ash removal pipe sleeved on the guide pipe and a push-pull rod fixedly connected to the ash removal pipe, and the push-pull rod is movably arranged outside the furnace body in a penetrating mode.

Through adopting above-mentioned technical scheme, deashing subassembly simple structure when can effectively clear up the dust on the honeycomb duct, can also need not to stop at the heating stove during operation, can accomplish the deashing work to the honeycomb duct.

Optionally, two ends of the ash removing pipe are respectively machined to form flares.

Through adopting above-mentioned technical scheme, the flaring both is convenient for the deashing pipe and is removed on the honeycomb duct, can also do benefit to and clear up the dust on the honeycomb duct.

Optionally, the bottom surface of the smoke chamber is provided with an inclined surface which is inclined downwards from the inner shell to the outer shell.

Through adopting above-mentioned technical scheme, a large amount of dusts fall to the inclined plane on the back, are convenient for clear up a large amount of dusts after opening the apron.

Optionally, the locking assembly includes an elastic member fixedly disposed on the housing, a rack fixedly disposed on an elastic end of the elastic member, and a clamping rod fixedly disposed on the cover plate and capable of being engaged with the rack.

Through adopting above-mentioned technical scheme, locking Assembly simple structure can stabilize the lid with the apron and establish on the shell, still is convenient for open and close the apron.

Optionally, the elastic component is in including fixing installation pipe on the shell, setting installation intraductal fly leaf, setting in the installation intraductal and both ends respectively the butt at the installation inside pipe wall with compression spring on the fly leaf and wear to establish in proper order installation pipe, compression spring inside and fly leaf and with the telescopic link of fly leaf rigid coupling, the both ends of telescopic link all are located the installation outside of managing, the rack rigid coupling on the telescopic link.

Through adopting above-mentioned technical scheme, compression spring can be stable joint pole propelling rack all the time to make joint pole and rack remain stable joint cooperation, do benefit to and stabilize the lid with the apron and establish on the shell.

Optionally, one end of the clamping rod is fixedly connected to the cover plate, an inclined surface from the end of the clamping rod to the cover plate is formed at one end, far away from the cover plate, of the clamping rod, and when the cover plate is closed and opened, the inclined surface inclines towards the rack.

Through adopting above-mentioned technical scheme, when rotating the apron, the inclined plane enables the automatic shrink of telescopic link with the rack butt back, is further convenient for cover the apron and establishes on the shell.

Optionally, a sealing ring made of heat-resistant rubber is fixedly arranged on the cover plate.

Through adopting above-mentioned technical scheme, strengthen the leakproofness between apron and the shell through the sealing washer, reduce the possibility that the flue gas waste heat runs off.

Optionally, a smoke exhaust pipe communicated with the smoke cavity is mounted on the cover plate, and the smoke exhaust pipe and the smoke exhaust hole are arranged oppositely.

Through adopting above-mentioned technical scheme, in the limited space of flue gas chamber, effectively promote flue gas exhaust long, further promote the utilization ratio of flue gas waste heat.

Optionally, there is a storage hopper at furnace body internally mounted, the storage hopper is including the fixed toper section of thick bamboo that sets up in the furnace body, fix bushing and the rotation setting of nozzle are in under the toper section of thick bamboo just be used for covering the shrouding of establishing the bushing on the bushing.

Through adopting above-mentioned technical scheme, can keep in biomass fuel, do benefit to the staff and add fuel to the heating stove.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through setting up furnace body, honeycomb duct, deashing subassembly, apron and locking Assembly, be convenient for clear up the dust of honeycomb duct outer wall in the heating stove working process through the deashing subassembly, the dust after the clearance is kept in the bottom in flue gas chamber. The smoke cavity is opened and the dust is moved out of the smoke cavity, so that the dust in the smoke cavity can be cleaned conveniently, the absorption of the dust on the waste heat in the smoke is reduced, and the utilization rate of the waste heat in the smoke is improved;

2. by arranging the ash cleaning pipe and the push-pull rod, the ash cleaning work of the guide pipe can be finished without stopping the heating furnace when the heating furnace works while the dust on the guide pipe can be effectively cleaned;

3. through setting up elastic component, rack and joint pole, can stabilize the lid with the apron and establish on the shell, still be convenient for open and close the apron.

Drawings

FIG. 1 is a schematic view of a cooking and heating stove;

FIG. 2 is a schematic illustration of an explosion configuration of a cooking heating stove;

FIG. 3 is a schematic view of the projecting structure of the draft tube and ash removal assembly;

FIG. 4 is a schematic view of a projecting structure of the locking assembly;

FIG. 5 is a schematic view of the cartridge.

Description of reference numerals: 1. a furnace body; 11. a base plate; 12. a top plate; 121. a feed notch; 13. an inner shell; 131. a smoke vent; 14. a housing; 15. a front panel; 151. cleaning the ash hole; 16. a flue gas cavity; 17. a cover plate; 18. mounting a plate; 2. a seal ring; 3. a smoke exhaust pipe; 4. a flow guide pipe; 5. a soot cleaning assembly; 51. a dust removal pipe; 52. a push-pull rod; 6. a locking assembly; 61. an elastic member; 611. installing a pipe; 612. a movable plate; 613. a telescopic rod; 614. a compression spring; 62. a rack; 63. a clamping and connecting rod; 7. a grate; 8. a storage hopper; 81. a tapered barrel; 82. a bushing; 83. closing the plate; 84. a rotating rod; 85. a hand wheel; 9. a furnace cover; 91. a lap joint ring; 92. a circular plate; 93. and fixing the shaft.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The application discloses a cooking heating stove combines figure 1, figure 2, including furnace body 1, one end rigid coupling on 1 outer wall of furnace body and communicate 1 inside pipe 3, the honeycomb duct 4 of setting in furnace body 1 and install in furnace body 1 and be used for carrying out the deashing subassembly 5 of deashing to honeycomb duct 4.

Referring to fig. 1 and 2, the furnace body 1 includes a bottom plate 11, an inner shell 13 which is fixedly connected to the bottom plate 11 and has a groove shape, an outer shell 14 which is fixedly connected to the bottom plate 11 and has a groove shape, a front panel 15 which is fixedly connected to the bottom plate 11, a notch of the inner shell 13 and a notch of the outer shell 14, and a top plate 12 which is fixedly disposed on the inner shell 13 and the outer shell 14, wherein the top plate 12 and the bottom plate 11 are respectively disposed at two ends of the outer shell 14. The edges of notches at two ends of the outer shell 14 are respectively flush with the edges of the bottom plate 11 and the top plate 12, the inner shell 13 and the outer shell 14 are arranged at intervals, the bottom plate 11, the inner shell 13, the outer shell 14, the front panel 15 and the top plate 12 are provided with a smoke cavity 16, the smoke cavity 16 is U-shaped, and the guide pipe 4 is arranged in the smoke cavity 16. The bottom of the smoke chamber 16 is provided as an inclined surface which is inclined downward from the inner casing 13 toward the outer casing 14. When the dust in the smoke chamber 16 falls down to the inclined plane, the dust is convenient to clean.

Referring to fig. 2, a circular feeding notch 121 is formed in the top plate 12, the feeding notch 121 is communicated with the notch of the inner shell 13, and biomass fuel can be added into the furnace body 1 through the feeding notch 121.

The combined box body structure of the heating stove further comprises a stove cover 9 used for covering the feeding notch 121, wherein the stove cover 9 comprises a lap joint ring 91 which is matched with the feeding notch 121 and can be embedded in the feeding notch 121, a circular plate 92 positioned in the lap joint ring 91, and two fixed shafts 93 which are fixed on the circumferential surface of the circular plate 92 and inserted in the lap joint ring 91. The circular plate 92 can rotate in the lap ring 91, and a through hole is formed in the center of the circular plate 92. After the furnace hook and other tools are inserted into the through hole, the furnace cover 9 is convenient to take up. The two fixing shafts 93 are symmetrically arranged, the axes of the two fixing shafts are overlapped, the axes of the fixing shafts 93 and the center line of the thickness of the circular plate 92 are arranged in a staggered mode, so that the center of gravity of the circular plate 92 and the axes of the fixing shafts 93 are staggered, when biomass fuel is added into the furnace body 1, the circular plate 92 can be pressed by using a tool on the premise that the furnace cover 9 does not need to be taken, the feeding notch 121 can be opened, and therefore the biomass fuel can be conveniently filled into the furnace body 1.

Referring to fig. 2, a smoke vent 131 for communicating the groove of the inner shell 13 with the smoke chamber 16 is formed in one side of the inner shell 13, and smoke generated by combustion of biomass fuel in the inner shell 13 enters the smoke chamber 16 through the smoke vent 131 to heat the draft tube 4. In the process of the biomass fuel in the furnace body 1, the heat generated by the biomass fuel and the flue gas can heat the guide pipe 4 at the same time, so that the utilization rate of the heat generated by the biomass fuel is improved, and the waste of heat is further reduced.

Referring to fig. 2, three side walls of the casing 14 are respectively provided with a rectangular opening, the furnace body 1 further includes a rectangular cover plate 17 hinged to the casing 14 through hinges, the cover plate 17 is provided with three pieces, the area of the cover plate 17 is larger than the area of the opening, and the three cover plates 17 can respectively close the three openings on the casing 14. The sealing ring 2 is fixedly arranged on the closed and open plate surface of the cover plate 17, the sealing ring 2 is made of heat-resistant rubber, and when the cover plate 17 is closed and open, the sealing ring 2 is attached to the shell 14 and is located in the sealing ring 2 in an opening mode. The heating stove further comprises a locking assembly 6 mounted on an outer wall of the housing 14 for locking the cover 17, the locking assembly 6 enabling the cover 17 to close tightly the opening.

With reference to fig. 1 and 2, the smoke exhaust pipe 3 is installed on the cover plate 17 opposite to the smoke exhaust hole 131, so that the residence time of the smoke in the smoke chamber 16 can be reasonably prolonged under the limited space of the smoke chamber 16, and the utilization rate of the smoke for heating the draft tube 4 is improved.

Referring to fig. 1 and 2, the two ends of the draft tube 4 are both disposed on the front panel 15 and outside the furnace body 1, the draft tube 4 is repeatedly bent and processed into a continuous U-shaped structure with opposite opening directions, and the length directions of the sections of the U-shaped draft tube 4 are all parallel to each other. The honeycomb duct 4 is wholly U-shaped and is arranged in the limited space of the flue gas cavity 16 in the flue gas cavity 16, and the honeycomb duct 4 bent repeatedly can increase the length of the honeycomb duct 4, so that the utilization rate of flue gas heat is improved.

Referring to fig. 2 and 3, the ash removal assembly 5 has three sets corresponding to the U-shaped draft tube 4, the ash removal assembly 5 includes an ash removal tube 51 sleeved on the draft tube 4, a connecting rod (not shown) having two ends respectively and fixedly connected to two adjacent ash removal tubes 51, and a U-shaped push-pull rod 52 having two ends fixedly connected to two connecting rods, and two parallel segments of the three push-pull rods 52 are respectively inserted into the front panel 15 and the housing 14. The ash removal pipe 51 can move on the draft tube 4, and both ends of the ash removal pipe 51 are processed into flares. After the dust that biomass fuel produced covers on honeycomb duct 4, staff's pulling push-and-pull rod 52 can drive deashing pipe 51 and move on honeycomb duct 4, and the in-process that deashing pipe 51 removed will cover the dust on honeycomb duct 4 outer wall and scrape off to promote the efficiency of flue gas waste heat to honeycomb duct 4 heating, in order to reach the utilization ratio of promotion to the flue gas waste heat. The ash removal component 5 has simple integral structure and convenient operation, and is easy to carry out ash removal treatment on the flow guide pipe 4 in the normal use state of the heating furnace. The three groups of ash removal assemblies 5 can carry out comprehensive ash removal treatment on the U-shaped guide pipe 4.

Referring to fig. 2 and 4, the locking assemblies 6 are provided with three pairs, each pair is used for locking a cover plate 17, and the locking assemblies of each pair are arranged at intervals. The locking assembly 6 comprises an elastic part 61 which is fixedly arranged on the shell 14 and has an elastic end, a rack 62 which is fixedly arranged on the elastic end of the elastic part 61, and a clamping rod 63 one end of which is fixedly connected to one side of the cover plate 17, wherein the clamping rod 63 and the hinge are positioned on two opposite sides of the cover plate 17, and one end of the clamping rod, which is far away from the cover plate 17, can be clamped on the rack 62.

Referring to fig. 4, the elastic member 61 includes a mounting tube 611 having one end fixed to the outer wall of the housing 14, a movable plate 612 movably disposed inside the mounting tube 611, an expansion rod 613 movably disposed on the mounting tube 611 and having two ends located outside the mounting tube 611, and a compression spring 614 disposed on the expansion rod 613, wherein the expansion rod 613 is disposed through and fixed to the movable plate 612. The telescopic rod 613 is a square rod with a rectangular end surface, and one end of the telescopic rod 613 close to the movable plate 612 is fixedly connected with one side of the rack 62 away from the teeth. The mounting tube 611 is provided with a square hole adapted to the square rod, so that the telescopic rod 613 can not rotate, and the clamping rod 63 can be always clamped with the rack 62. An inclined surface is formed on one end of the plug rod far away from the cover plate 17, and the inclined surface inclines towards the cover plate 17 and towards the rack 62 from one end of the plug rod far away from the cover plate 17.

In the process of rotating the cover plate 17 to close the cover plate 17 at the opening, the insertion rod with the inclined surface can be clamped on the rack 62, the compression spring 614 pushes the movable plate 612 to make the telescopic rod 613 push the rack 62 towards the cover plate 17 all the time, when the clamping rod 63 is clamped on the rack 62, the cover plate 17 is continuously pressed towards the opening, and the cover plate 17 can be stably covered on the shell 14 under the blocking action of the sealing ring 2. When the cover plate 17 needs to be opened to clean up accumulated dust in the flue gas cavity 16, the telescopic rod 613 is pulled to be far away from one end of the rack 62, so that the clamping cooperation between the rack 62 and the clamping rod 63 can be eliminated, the cover plate 17 is convenient to open, and the dust in the flue gas cavity 16 is favorably cleaned up.

Referring to fig. 2 and 5, an installation plate 18 is fixedly disposed in the groove of the inner shell 13, a plate surface of the installation plate 18 is parallel to a plate surface of the top plate 12, and the installation plate 18 and the top plate 12 are spaced apart from each other. A storage barrel for temporarily storing the biomass fuel is mounted on the mounting plate 18. The storage cylinder comprises a conical cylinder 81 fixed on the mounting plate 18, a bushing 82 fixed at one end of the conical cylinder 81 with a smaller aperture, a sealing plate 83 rotatably arranged on a floor, a rotating rod 84 with one end fixed on the sealing plate 83, and a hand wheel 85 fixed at one end of the rotating rod 84 far away from the sealing plate 83. The two ends of the tapered cylinder 81 are respectively located at two opposite sides of the mounting plate 18, and the end of the tapered cylinder 81 with the larger diameter is located above the end with the smaller diameter. In this embodiment, two fan-shaped weep holes are formed in the weep plate 82, and the sealing plate 83 includes two fan-shaped plates capable of sealing the two fan-shaped weep holes simultaneously.

When using the heating stove, the staff can be in advance in a toper section of thick bamboo 81 and put biomass fuel, when needs add biomass fuel in to furnace body 1, the staff holds hand wheel 85 and rotates bull stick 84, and shrouding 83 and small opening dislocation make biomass fuel fall into furnace body 1 in, can be convenient for add biomass fuel in to furnace body 1.

Referring to fig. 2, a grate 7 is also fixedly arranged on the inner wall of the inner shell 13, the grate 7 is of a rectangular grid structure made of a plurality of metal rods, and when biomass fuel falls into the furnace body 1 through the conical barrel 81, the biomass fuel can be clamped on the grate 7, so that the biomass fuel is favorably combusted.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A cooking and heating stove is characterized in that: the device comprises a furnace body (1), a guide pipe (4) arranged in the furnace body (1), and an ash removal component (5) movably arranged on the furnace body (1) and used for removing ash from the guide pipe (4);

the furnace body (1) comprises an inner shell (13), an outer shell (14) which is arranged at an interval with the inner shell (13) and provided with an opening, and a cover plate (17) which is hinged on the outer shell (14) and used for opening and closing the opening, wherein a smoke gas cavity (16) used for installing the guide pipe (4) is formed between the inner shell (13) and the outer shell (14), and the inner shell (13) is provided with a smoke exhaust hole (131) communicated with the smoke gas cavity (16);

a locking assembly (6) for opening and closing the cover plate (17) is arranged on the shell (14).

2. A cooking and heating stove according to claim 1, characterised in that: the ash removal component (5) comprises an ash removal pipe sleeved on the guide pipe (4) and a push-pull rod (52) fixedly connected to the ash removal pipe, and the push-pull rod (52) is movably arranged outside the furnace body (1) in a penetrating mode.

3. A cooking and heating stove according to claim 2, characterised in that: and flaring holes are formed at two ends of the ash removing pipe in a processing way.

4. A cooking and heating stove according to claim 1 or 3, wherein: the bottom surface of the smoke air cavity (16) is an inclined surface which inclines downwards from the inner shell (13) to the outer shell (14).

5. A cooking and heating stove according to claim 1, characterised in that: the locking assembly (6) comprises an elastic piece (61) fixedly arranged on the shell (14), a rack (62) fixedly arranged on the elastic end of the elastic piece (61), and a clamping rod (63) fixedly arranged on the cover plate (17) and clamped with the rack (62).

6. The cooking and heating stove according to claim 5, characterized in that: the elastic piece (61) comprises an installation pipe (611) fixed on the shell (14), a movable plate (612) arranged in the installation pipe (611), a compression spring (614) arranged in the installation pipe (611) and two ends of the compression spring respectively abutting against the inner wall of the installation pipe (611) and the movable plate (612), and an expansion rod (613) sequentially penetrating through the installation pipe (611), the inside of the compression spring (614) and the movable plate (612) and fixedly connected with the movable plate (612), wherein two ends of the expansion rod (613) are located outside the installation pipe (611), and a rack (62) is fixedly connected to the expansion rod (613).

7. The cooking and heating stove according to claim 6, characterized in that: clamping rod (63) one end rigid coupling is on apron (17), keeps away from apron (17) in clamping rod (63) and serves the inclined plane of offering by clamping rod (63) tip to apron (17), and when apron (17) closed uncovered, the inclined plane slope is towards rack (62).

8. The cooking and heating stove according to claim 5, characterized in that: a sealing ring (2) made of heat-resistant rubber is fixedly arranged on the cover plate (17).

9. A cooking and heating stove according to claim 1, characterised in that: the cover plate (17) is provided with a smoke exhaust pipe (3) communicated with the smoke air cavity (16), and the smoke exhaust pipe (3) is arranged opposite to the smoke exhaust hole (131).

10. A cooking and heating stove according to claim 1, characterised in that: the furnace body (1) is internally provided with the storage hopper (8), the storage hopper (8) comprises a conical barrel (81) fixedly arranged in the furnace body (1), a bushing plate (82) fixedly arranged at the lower barrel opening of the conical barrel (81), and a sealing plate (83) rotatably arranged on the bushing plate (82) and used for covering the bushing plate (82).