CN215570595U

CN215570595U - Return air gasification furnace core

Info

Publication number: CN215570595U
Application number: CN202121177458.6U
Authority: CN
Inventors: 郑志洲
Original assignee: Zheng Zhizhou
Current assignee: Zheng Zhizhou
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-01-18
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a return air gasification furnace core, which comprises a furnace body, an ash collecting barrel and a furnace bridge, wherein the upper end of the ash collecting barrel is provided with a base, the edge area of the base is provided with an arc-shaped groove matched with the furnace body, the middle part of the base is provided with a first air inlet matched with the furnace bridge, the ash collecting barrel is provided with a second air inlet, and the upper end of the furnace body is provided with a fire outlet; no matter be furnace body or grate and the base between all can dismantle the connection, appear damaging when furnace body, collection ash bucket and arbitrary part of grate, all can correspond and maintain or change, improve product life when being convenient for install and remove.

Description

Return air gasification furnace core

Technical Field

The utility model belongs to the technical field of air return furnaces, and particularly relates to an air return gasification furnace core.

Background

The return air stove can be used for heating or cooking and is widely applied to rural families or catering industry. The existing return air gasification furnace core is usually designed in an integrated mode, so that the maintenance is inconvenient, the furnace core needs to be replaced wholly if deformed, the service life is short, and the resource waste is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a detachable return air gasification furnace core, which is integrally divided into an upper part and a lower part of a furnace body and an ash collecting barrel, wherein the furnace body and the ash collecting barrel are detachably connected and can be separately maintained or replaced, the detachable return air gasification furnace core is convenient to assemble and disassemble, and the service life of a product is prolonged.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a return air gasification wick, includes furnace body, collection ash bucket and grate, the upper end of collection ash bucket is provided with the base, convex recess has been seted up at the top of base, the furnace body can be dismantled with the base through convex recess and be connected, the grate sets up in the middle part of base, first air intake has been seted up at the middle part of base, the second air intake has been seted up to collection ash bucket, the fire outlet has been seted up to the upper end of furnace body, first air intake, second air intake and fire outlet intercommunication set up. No matter be the furnace body or the grate, and all can dismantle the connection between the base, appear damaging when furnace body, collection ash bucket and arbitrary part of grate, all can correspond and change, improve product life when being convenient for install and remove.

Further, the furnace body sets up including the intercommunication and puts material portion and the portion of catching a fire, it sets up to cylindrical to put material portion, the lateral wall of putting material portion has been seted up and has been put the material mouth, the portion of catching a fire sets up to the round platform shape, and big-end-up's design more is favorable to concentrating flame down, concentrates the heat at the fire outlet, the lower terminal surface of the portion of catching a fire with put material portion and be connected, the up end at the portion of catching a fire is seted up to the fire outlet.

Further, the material placing part comprises a first inner wall and a first outer wall, an air inlet channel is formed between the first inner wall and the first outer wall, the inner wall of the fire collecting part is provided with a plurality of third air inlets, and the plurality of third air inlets are communicated with the air inlet channel;

the base is further provided with a fourth air inlet, the fourth air inlet is arranged in the arc-shaped groove and is opposite to the air inlet channel, and the fourth air inlet, the air inlet channel and the third air inlet are communicated.

Furthermore, the number of the fourth air inlets is two, and the two fourth air inlets are symmetrically arranged on two sides of the base.

Furthermore, the return air gasification furnace core also comprises a fire baffle plate, wherein the middle part of the fire baffle plate is provided with a mounting hole, and the fire baffle plate is sleeved at the top of the fire collecting part through the mounting hole.

Furthermore, a plurality of arc-shaped wind shielding teeth are arranged at the upper end of the fire baffle plate, and the height of the upper end surface of each arc-shaped wind shielding tooth is greater than that of the fire outlet.

Furthermore, a movable door is arranged on the ash collecting barrel, and the movable door is matched with the second air inlet and used for adjusting the size of the opening of the second air inlet.

Further, the movable door is rotatably connected with the ash collecting barrel.

Furthermore, a plurality of strip-shaped holes are formed in the furnace bridge.

Has the advantages that: the utility model provides a return air gasification furnace core, wherein the upper end of an ash collecting barrel is provided with a base, the top of the base is provided with an arc-shaped groove matched with a furnace body, the middle part of the base is provided with a first air inlet matched with a furnace bridge, and the furnace body, the furnace bridge and the base are detachably connected.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a schematic structural view of the base in the present invention.

FIG. 4 is a schematic view of the structure of the grate of the present invention when it is placed on the base.

FIG. 5 is a bottom view of the furnace body in the present invention.

In the figure: 1-a grate; 11-a strip-shaped hole; 2-ash collecting barrel; 21-a base; 211-circular arc shaped groove; 212-a fourth air intake; 213-a first air inlet; 22-a second air inlet; 23-a movable door; 3-furnace body; 31-a material placing part; 311-a first inner wall; 312 — a first outer wall; 32-a fire collecting part; 33-air inlet channel; 34-a third air inlet; 35-a fire outlet; 4-a fire damper; 41-arc wind-shielding teeth.

Detailed Description

The technical solution provided by the present invention will be described in detail by way of embodiments with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The terms "connected" and "coupled" when used in this application, encompass both direct and indirect connections (and couplings) where appropriate and where not necessary contradictory.

Example 1

As shown in fig. 1, 3, and 4, the return air gasification furnace core provided in this embodiment includes a furnace body 3, an ash collecting barrel 2, and a furnace bridge 1, wherein a base 21 is disposed at an upper end of the ash collecting barrel 2, an arc-shaped groove 211 is disposed at a top of the base 21, the furnace body 3 is detachably connected to the base 21 through the arc-shaped groove 211, the furnace bridge 1 is disposed at a middle portion of the base 21, a first air inlet 213 is disposed at the middle portion of the base 21, preferably, the arc-shaped groove 211 is disposed at an edge region of the base 21, a diameter of the furnace bridge 1 is slightly larger than that of the first air inlet 213, so that the furnace bridge 1 can be directly disposed at an upper end of the first air inlet 213, the arc-shaped groove 211 can form a limiting and fixing effect on the furnace bridge 1, the ash collecting barrel 2 is disposed with a second air inlet 22 so that external air can enter the ash collecting barrel 2 through the second air inlet 22, an upper end of the furnace body 3 is disposed with a fire outlet 35, the first air inlet 213, the second air inlet 22 and the fire outlet 35 are arranged in a communicating manner.

The embodiment provides a return air gasification wick, upper end at collection ash bucket 2 is provided with base 21, base 21's marginal area is provided with the convex recess 211 with the furnace body adaptation, base 21's middle part is seted up with the first air intake 213 of 1 adaptation of grate, no matter be furnace body 3 or grate 1, and all can dismantle the connection between the base 21, when furnace body 3, the damage appears in collection ash bucket 2 and any part of grate 1, all can correspond and maintain or change, improve product life when being convenient for install and remove.

Example 2

The technical solution provided by this embodiment is a further improvement on the basis of the technical solution of embodiment 1, and the difference between this embodiment and embodiment 1 is that:

as shown in fig. 1, in this embodiment, the furnace body 3 includes a material placing portion 31 and a fire collecting portion 32 that are communicated with each other, the material placing portion 31 is configured to be cylindrical, a material placing opening is formed in a side wall of the material placing portion 31, the fire collecting portion 32 is configured to be truncated cone-shaped, a lower end surface of the fire collecting portion 32 is connected to the material placing portion 31, and a fire outlet 35 is formed in an upper end surface of the fire collecting portion 32.

It should be noted that in this embodiment, put the material mouth and be used for placing or adding fuel in putting material portion 31, put material portion 31 and set up to cylindrical, for fuel provides sufficient space, and collection fire portion 32 sets up to the round platform shape, and the design of big end down is more favorable to concentrating flame, concentrates the heat at fire outlet 35, avoids the heat extravagant and provides the higher flame of temperature to the outside.

As shown in fig. 5, in this embodiment, the material placing portion 31 includes a first inner wall 311 and a first outer wall 312, an air inlet channel 33 is formed between the first inner wall 311 and the first outer wall 312, the inner wall of the fire collecting portion 32 is provided with a plurality of third air inlets 34, and the plurality of third air inlets 34 are all communicated with the air inlet channel 33; the base 21 is further provided with a fourth air inlet 212, the fourth air inlet 212 is arranged in the arc-shaped groove 211 and is opposite to the air inlet channel 33, the fourth air inlet 212, the air inlet channel 33 and the third air inlet 34 are communicated, as a preferred scheme, two fourth air inlets 212 are arranged, and the two fourth air inlets 212 are symmetrically arranged on two sides of the base 21.

It should be noted that, material placing portion 31 and fire collecting portion 32 both adopt a double-layer structure, form air inlet channel 33 between first inner wall 311 and the first outer wall 312, in the use, fourth air intake 212 sets up in circular arc recess 211 and sets up with air inlet channel 33 relatively, outside air just can get into in air inlet channel 33 through fourth air intake 212, and get into furnace body 3 through a plurality of third air intake 34 that fire collecting portion 32's inner wall was seted up, the air that gets into in the furnace body 3 produces gasification, the chemical that the auxiliary fuel produced burns, avoid fuel ventilation badly to cause incomplete combustion, reduce smoke and exhaust when fully utilizing the heat.

Example 3

The technical solution provided by this embodiment is a further improvement made on the basis of the technical solution of embodiment 2, and the difference between this embodiment and embodiment 2 is that:

as shown in fig. 1 and 2, in this embodiment, the return air gasification furnace core further includes a fire damper 4, a mounting hole is opened in the middle of the fire damper 4, and the fire damper 4 is sleeved on the top of the fire collecting portion 32 through the mounting hole.

It should be noted that, the connection is also for dismantling between fire damper 4 and the portion 32 that gathers firely, appears warping or damaging when fire damper 4 or the portion 32 that gathers firely, can correspond and change, improves product life when being convenient for install and remove, avoids the wasting of resources.

In this embodiment, the upper end of the fire damper 4 is provided with a plurality of arc-shaped wind-shielding teeth 41, the height of the upper end surface of the arc-shaped wind-shielding teeth 41 is greater than the height of the fire outlet 35, and as a preferred scheme, the plurality of arc-shaped wind-shielding teeth 41 are uniformly distributed at the upper end of the fire damper 4.

What this embodiment need explain is, because keep off fire plate 4 be provided with a plurality of arc tooth 41 that keeps off the wind, every arc tooth 41 that keeps off the wind stops the wind and plays one to the flame homoenergetic that comes out from going out the burner and stops, lets flame more concentrate when guaranteeing outside air and furnace body 3 and keep the circulation of air, avoids the heat to disperse all around and cause the waste, provides the higher flame of temperature simultaneously, improves heating efficiency.

Example 4

The embodiment is an improvement made on the basis of the technical scheme of any one of embodiments 1 to 3, and specifically comprises the following steps:

in this embodiment, the dust collecting barrel 2 is provided with a movable door 23, and the movable door 23 is disposed in cooperation with the second air inlet 22 and is used for adjusting the opening size of the second air inlet 22. In this embodiment, as a preferred scheme, a rotating shaft is disposed at one side of the second air inlet 22, the movable door 23 is rotatably connected to the ash collecting barrel 2 through the rotating shaft, and the movable door 23 is used to adjust the opening size of the second air inlet 22, and can open or close the second air inlet 22 according to the actual use requirement, so as to control the combustion speed and flame size of the fuel in the furnace body 3. In this embodiment, the furnace bridge 1 is provided with a plurality of bar-shaped holes 11, and ash after the fuel is burnt can enter the ash collecting barrel through the bar-shaped holes 11.

The utility model needs to be further explained, when the return air gasification furnace core is used, firstly, the fuel is placed in the material placing part 31 through the material placing opening, then the movable door 23 is opened, so that the ash collecting barrel 2 can be fully contacted with the outside air through the second air inlet 22, the fuel is convenient to burn more easily, after the fuel is fully burnt, the movable door 23 is closed, at the moment, the outside air enters the air inlet channel 33 through the fourth air inlet 212, and enters the furnace body 3 through a plurality of third air inlets 34 arranged on the inner wall of the fire collecting part 32, secondary air generates gasification in the furnace body 3, chemical substances generated by auxiliary fuel are burnt, at the moment, the return air gasification furnace core can be used for long-time heating or cooking, heat is fully utilized, meanwhile, smoke generated by incomplete combustion of the fuel due to poor ventilation is avoided, and the opening size of the second air inlet 22 can be adjusted through the movable door 23 according to actual use requirements, thereby controlling the combustion speed and flame size of the fuel in the furnace body 3.

Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A return air gasification furnace core is characterized in that: comprises a furnace body (3), an ash collecting barrel (2) and a furnace bridge (1); a base (21) is arranged at the upper end of the ash collecting barrel (2), an arc-shaped groove (211) is formed in the top of the base (21), the furnace body (3) is detachably connected with the base (21) through the arc-shaped groove (211), the furnace bridge (1) is arranged in the middle of the base (21), a first air inlet (213) is formed in the middle of the base (21), a second air inlet (22) is formed in the ash collecting barrel (2), and a fire outlet (35) is formed in the upper end of the furnace body (3); the first air inlet (213), the second air inlet (22) and the fire outlet (35) are communicated.

2. A return air gasification furnace core as defined in claim 1, wherein: furnace body (3) including intercommunication set up put material portion (31) and collection fire portion (32), it sets up to cylindrical to put material portion (31), the lateral wall of putting material portion (31) has been seted up and has been put the material mouth, collection fire portion (32) set up to the round platform shape, the lower terminal surface of collection fire portion (32) with put material portion (31) and be connected, go out fire outlet (35) and set up the up end in collection fire portion (32).

3. A return air gasification furnace core as defined in claim 2, wherein: the material placing part (31) comprises a first inner wall (311) and a first outer wall (312), an air inlet channel (33) is formed between the first inner wall (311) and the first outer wall (312), the inner wall of the fire collecting part (32) is provided with a plurality of third air inlets (34), and the plurality of third air inlets (34) are communicated with the air inlet channel (33);

the base (21) is further provided with a fourth air inlet (212), the fourth air inlet (212) is arranged in the arc-shaped groove (211) and is opposite to the air inlet channel (33), and the fourth air inlet (212), the air inlet channel (33) and the third air inlet (34) are communicated.

4. A return air gasification furnace core as defined in claim 3, wherein: the number of the fourth air inlets (212) is two, and the two fourth air inlets (212) are symmetrically arranged on two sides of the base (21).

5. A return air gasification furnace core as defined in claim 2, wherein: the return air gasification furnace core further comprises a fire baffle plate (4), a mounting hole is formed in the middle of the fire baffle plate (4), and the fire baffle plate (4) is sleeved at the top of the fire collecting part (32) through the mounting hole.

6. A return air gasification furnace core as defined in claim 5, wherein: the upper end of the fire baffle (4) is provided with a plurality of arc wind shielding teeth (41), and the height of the upper end surface of the arc wind shielding teeth (41) is greater than that of the fire outlet (35).

7. A return air gasification furnace core as defined in claim 1, wherein: the ash collecting barrel (2) is provided with a movable door (23), and the movable door (23) is matched with the second air inlet (22) and used for adjusting the opening size of the second air inlet (22).

8. A return air gasification furnace core as defined in claim 7, wherein: the movable door (23) is rotatably connected with the ash collecting barrel (2).

9. A return air gasification furnace core as defined in claim 1, wherein: the furnace bridge (1) is provided with a plurality of strip-shaped holes (11).