CN113405120A

CN113405120A - Biomass cooking and heating integrated furnace with high heating efficiency

Info

Publication number: CN113405120A
Application number: CN202110850760.1A
Authority: CN
Inventors: 周闯; 刘伟; 王欣; 李福�
Original assignee: Energy and Environment Research Institute of Heilongjiang Province
Current assignee: Energy and Environment Research Institute of Heilongjiang Province
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-09-17

Abstract

A biomass cooking and heating integrated furnace with high heating efficiency belongs to the technical field of biomass boilers. The boiler comprises a boiler outer shell, a feeding device, a grate, a transverse driving device, a movable hearth, a heat exchanger, an induced draft fan and a chimney, wherein the movable hearth is arranged inside the boiler outer shell in a sliding mode through the transverse driving device, the heat exchanger is arranged on the right side of the movable hearth inside the boiler outer shell, the chimney is arranged on the right side of the boiler outer shell in a communicated mode, the induced draft fan is arranged in the chimney in a matched mode, the feeding device is arranged in the movable hearth, a feeding hole is formed in the top of the feeding device, corresponding to the boiler outer shell, and the grate is arranged at the tail end of the feeding device inside the movable hearth. The purpose is in order to solve under the service function's of not changing present family with living beings stove the prerequisite, with the cooking and the problem of heating function independent use of stove, adopts portable furnace structural design, makes the cooking and the heating function mutual independence of stove, effectively improves stove work thermal efficiency, has strengthened the seasonal adaptability of stove.

Description

Biomass cooking and heating integrated furnace with high heating efficiency

Technical Field

The invention relates to a biomass boiler, and belongs to the technical field of biomass boilers.

Background

With the rapid development of biomass fuel technology, the matched special biomass stove also shows various developments, but great differences still exist in the combustion thermal efficiency and pollutant discharge. The mainstream household biomass stove in the market mainly has cooking and heating functions at the same time, and can realize automatic or manual regulation of feeding speed, air supply, air induction quantity and the like. In terms of use effect, the heat efficiency and pollutant discharge can basically meet the use requirements. However, actual research shows that the existing biomass stove still has a great space for improving the use function design, the combustion form design, the combustion quality control and the like, especially the improvement of the thermal efficiency and the enhancement of the applicability;

the current family that possesses automatic spiral feeding function is with living beings cooking heating stove furnace infrastructure is shown in fig. 10, and fuel burns in fixed furnace, and cooking and heating function can not separate, and the suitability is relatively poor in season, and the use and the popularization of living beings stove have been restricted to a certain extent, and weather is hot in summer, and the purpose that the user used the stove is carried out cooking, and the heating function is reversed and is formed for a burden. In winter, the cooking range is usually covered by a cover plate when only heating without cooking. However, in the actual heating process, a large amount of heat generated by combustion still can be dissipated out of the furnace through the cover plate, so that the heating heat is not concentrated and the efficiency is low.

Therefore, there is a need to provide a novel biomass cooking and heating integrated furnace with high heating efficiency to solve the above technical problems.

Disclosure of Invention

The invention has been developed to solve the problems of realizing two functions of single heating and cooking and heating of a stove by a movable hearth structure design without changing the use function of the existing household biomass stove, effectively reducing the heat loss of a cooking range and improving the heating efficiency, and a brief summary of the invention is provided below to provide a basic understanding of some aspects of the invention. It should be understood that this summary is not an exhaustive overview of the invention. It is not intended to determine the key or critical elements of the present invention, nor is it intended to limit the scope of the present invention.

The technical scheme of the invention is as follows:

the utility model provides an integrative stove of living beings cooking heating of high heating efficiency, including the boiler shell body, feed arrangement, the grate, horizontal drive, portable furnace, a heat exchanger, draught fan and chimney, portable furnace passes through horizontal drive slidable mounting inside the boiler shell body, the heat exchanger sets up on the inside portable furnace's of boiler shell body right side, the chimney is installed to boiler shell body right side intercommunication, the draught fan is installed to the chimney fit-in, feed arrangement installs in portable furnace, and the feed inlet has been seted up on the boiler shell body that the top corresponds, portable furnace inside feed arrangement's end is provided with the grate.

Preferably: and the top of the boiler outer shell is sequentially provided with a feeding hole and a cooker heating hole from right to left.

Preferably: the top of the heating port of the cooker is provided with a cover plate.

Preferably: the heat exchanger comprises an upper heat exchanger and a right heat exchanger which are communicated with each other, the upper heat exchanger is arranged at the top in the right side of the outer shell of the boiler, and the right heat exchanger is arranged at the right side in the outer shell of the boiler.

Preferably: the topmost end of the rear baffle and the bottommost end of the upper heat exchanger are at the same horizontal height.

Preferably: and a flue is formed between the side wall of the heat exchanger and the outer shell of the boiler, and the tail end of the flue is communicated with a chimney.

In order to solve the problem that a hearth is movable, the invention provides the technical scheme that:

Preferably: the movable furnace chamber comprises an ash storage bin, a front baffle, a rear baffle and a bottom plate which are fixedly mounted on a back plate, the front baffle is arranged on the right side of the ash storage bin, the rear baffle is arranged on the left side of the ash storage bin, the bottom plate is arranged on the top of the ash storage bin, a feed inlet in the furnace is formed in the rear baffle, the feeding device is arranged on the top of the bottom plate, the output end of the feeding device is arranged at the feed inlet in the furnace, and a fire grate is arranged below the right side of the feed inlet in the furnace.

Preferably: the horizontal drive comprises a position adjusting motor and a transmission mechanism, the position adjusting motor is fixedly arranged at the bottom inside the outer shell of the boiler, and the output end of the position adjusting motor is connected with the movable hearth through the transmission mechanism.

In order to solve the problems of automatic feeding and ash removal of the device, the invention adopts the technical scheme that:

Preferably: the feeding device is arranged below the feeding hole and comprises a feeding motor and a spiral feeder, the feeding motor is arranged in the movable hearth, and the output end of the feeding motor is connected with the spiral feeder.

Preferably: the fire grate is a movable fire grate and comprises a transverse telescopic driving motor set and a fire grate body, the transverse telescopic driving motor set is fixedly installed on the movable furnace, and the output end of the transverse telescopic driving motor set is connected with the fire grate body.

The invention has the following beneficial effects:

1. the movable type heating furnace adopts a movable type hearth structure design, when the movable type heating furnace is positioned at a heating position, the rear baffle can block heat from being transferred to a cooking position, so that heat generated by fuel combustion is completely used for heating, and the heating efficiency can be effectively improved;

2. the biomass cooking and heating integrated furnace with high heating efficiency is ingenious in design, can realize automatic feeding and ash removal, and is more convenient to use.

Drawings

FIG. 1 is a structural diagram of a heating position of a biomass cooking and heating integrated furnace with high heating efficiency;

FIG. 2 is a structural diagram of a cooking position of a biomass cooking and heating integrated furnace with high heating efficiency;

FIG. 3 is a schematic view of the grate of the present invention as it moves to position a;

FIG. 4 is a schematic view of the grate of the present invention as it moves to position b;

FIG. 5 is a schematic view of the grate of the present invention as it moves to position c;

FIG. 6 is a schematic view of the construction of the grate of the present invention;

fig. 7 is a schematic structural view of a fire power adjusting apparatus of the present invention;

FIG. 8 is a schematic view showing the construction of the fire power adjusting apparatus according to the present invention when it is raised;

FIG. 9 is an enlarged view at A of FIG. 7;

FIG. 10 is a schematic structural view of a furnace of a prior art biomass cooking heating furnace;

in the figure, 1-boiler outer shell, 2-feeding device, 3-fire grate, 4-transverse drive, 5-movable hearth, 6-heat exchanger, 7-induced draft fan, 8-chimney, 9-flue, 11-feeding hole, 12-cooker heating hole, 13-cover plate, 21-feeding motor, 22-spiral feeder, 31-transverse telescopic driving motor group, 32-fire grate body, 41-positioning motor, 42-transmission mechanism, 51-back plate, 52-ash storage bin, 53-front baffle, 54-back baffle, 55-bottom plate, 56-furnace feeding hole, 61-upper heat exchanger, 62-right side heat exchanger, 0-fire adjusting device, 0-1-upper connecting rod, 0-2-lower connecting rod, 0-3-rotating shaft, 0-4-gear, 0-5-rack, 0-6-handle, 1-1-transverse through hole and 511-sliding through hole.

Detailed Description

In order that the objects, aspects and advantages of the invention will become more apparent, the invention will be described by way of example only, and in connection with the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The connection mentioned in the invention is divided into fixed connection and detachable connection, the fixed connection is non-detachable connection and includes but is not limited to folding edge connection, rivet connection, bonding connection, welding connection and other conventional fixed connection modes, the detachable connection includes but is not limited to threaded connection, snap connection, pin connection, hinge connection and other conventional detachment modes, when the specific connection mode is not clearly limited, at least one connection mode can be found in the existing connection modes by default to realize the function, and the skilled person can select according to the needs. For example: the fixed connection selects welding connection, and the detachable connection selects hinge connection.

The first embodiment is as follows: the present embodiment will be described with reference to fig. 1 to 6, and the present embodiment provides a biomass cooking and heating integrated furnace with high heating efficiency, and a biomass cooking and heating integrated furnace with high heating efficiency, characterized in that: the boiler comprises a boiler outer shell 1, a feeding device 2, a grate 3, a transverse drive 4, a movable hearth 5, a heat exchanger 6, an induced draft fan 7 and a chimney 8, wherein the movable hearth 5 is slidably mounted inside the boiler outer shell 1 through the transverse drive 4, the heat exchanger 6 is arranged on the right side of the movable hearth 5 inside the boiler outer shell 1, the chimney 8 is communicated and mounted on the right side of the boiler outer shell 1, the induced draft fan 7 is mounted in the chimney 8 in a matched manner, the feeding device 2 is mounted in the movable hearth 5, a feeding hole 11 is formed in the boiler outer shell 1 corresponding to the top of the feeding device, and the grate 3 is arranged at the tail end of the feeding device 2 inside the movable hearth 5; horizontal lateral motion can be carried out to portable furnace 5 in the outer shell of stove 1 inside to lateral drive 4, and feed arrangement 2 carries out automatic feed and handles, and the biomass fuel that enters into the outer shell of stove 1 inside fully burns on grate 3, heats heat exchanger 6 simultaneously, and the flue gas that the burning produced is taken out to chimney 8 back discharge from the boiler outer shell of stove 1 inside through draught fan 7.

The top of the boiler shell body 1 is sequentially provided with a feed inlet 11 and a cooker heating port 12 from right to left, the top of the cooker heating port 12 is provided with a cover plate 13, biomass fuel enters the feed device 2 from the feed inlet 11, when the boiler is required to be used for cooking, a pot used for cooking is arranged at the cooker heating port 12, the movable hearth 5 is driven to move by transverse driving until the top of the movable hearth 5 corresponds to the position under the cooker heating port 12, the direct flame generated by combustion of the biomass fuel in the movable hearth 5 can be aligned to the pot for heating, when the boiler is not used for cooking, the cooker heating port 12 is covered by the cover plate 13, smoke gas leakage is avoided, the movable hearth 5 is driven to move by transverse driving, until the top of the movable hearth 5 corresponds to the position under the heat exchanger 6, the direct flame generated by combustion of the biomass fuel in the movable hearth 5 can be aligned to the heat exchanger 6 for heating, the heating function is realized.

The movable furnace 5 comprises an ash storage bin 52, a front baffle plate 53, a rear baffle plate 54 and a bottom plate 55, wherein the front baffle plate 53 is fixedly mounted on a back plate 51, the rear baffle plate 54 is arranged on the right side of the ash storage bin 52, the rear baffle plate 54 is arranged on the left side of the ash storage bin 52, the bottom plate 55 is arranged on the top of the ash storage bin 52, an inner furnace feeding hole 56 is formed in the rear baffle plate 54, the feeding device 2 is arranged on the top of the bottom plate 55, the output end of the feeding device 2 is arranged at the position of the inner furnace feeding hole 56, the grate 3 is arranged at the right lower side of the inner furnace feeding hole 56, the output end of the transverse drive 4 is fixedly connected with the back plate 51, and the ash storage bin 52 is used for collecting ash generated after the biomass fuel is combusted on the grate 3.

The feeding device 2 is arranged below the feeding hole 11, the feeding device 2 is arranged at the top of the bottom plate 55, the feeding device 2 comprises a feeding motor 21 and a spiral feeder 22, the feeding motor 21 is arranged in the movable hearth 5, the output end of the feeding motor 21 is connected with the spiral feeder 22, the spiral feeder 22 is an auger, biomass fuel entering from the feeding hole 11 falls on the spiral feeder 22, the feeding motor 21 drives the spiral feeder 22 to rotate, the biomass fuel is brought to the feeding hole 56 in the furnace, the feeding device 2 drives the spiral feeder 22 to rotate by the feeding motor 21, and spiral feeding is achieved. The fuel is burnt in such a way that the fuel at the front end of the grate 3 is firstly burnt, and then new fuel is continuously pushed onto the grate 3 along with the rotation of the screw feeder 22, and is ignited and burnt intermittently.

The fire grate 3 is a movable fire grate and can do horizontal and transverse telescopic motion, the fire grate 3 is arranged below the bottom plate 55, the fire grate 3 comprises a transverse telescopic driving motor set 31 and a fire grate body 32, as shown in fig. 6, the transverse telescopic driving motor set 31 is fixedly arranged on the movable furnace 5, the output end of the transverse telescopic driving motor set 31 is connected with the fire grate body 32, and when the biomass fuel at the top of the fire grate body 32 is combusted, the transverse telescopic driving motor set 31 drives the fire grate body 32 to do horizontal and transverse telescopic motion, so that the biomass fuel residues at the top of the fire grate body 32 fall into the ash storage bin 52 under the blocking of the right side end part of the bottom plate 55;

the transverse telescopic driving motor set 31 comprises a telescopic motor, a screw rod and a sliding shaft, the telescopic motor is fixedly installed at the top of the bottom plate 55, the screw rod is installed at the output end of the telescopic motor, the screw rod is installed in threaded fit with the grate body 32, and one end of the sliding shaft is connected with the bottom plate 55 in a sliding mode through a bearing with a seat.

As shown in fig. 3-5. During the forward movement of the grate 3 from the position of fig. 3 to the position of fig. 4, the screw feeder 22 is also rotating to push fuel onto the grate 3. During the process that the fire grate 3 moves backwards from the position shown in fig. 4 to the position shown in fig. 5, the screw feeder 22 stops rotating and feeding, and the fuel burnt at the front end of the fire grate 3 is pushed down to the fire grate 3 and falls into the ash storage bin 52. Meanwhile, when the fire grate 3 moves backwards from the position shown in fig. 4 to the position shown in fig. 5, the bottom plate 55 can scrape the upper surface of the fire grate 3 to prevent the fuel from being solidified on the fire grate 3. In turn, the grate 3 moves forward from the position of fig. 3 to the position of fig. 4, while the screw feeder 22 rotates the feed.

The transverse drive 4 comprises a positioning motor 41 and a transmission mechanism 42, the positioning motor 41 is fixedly arranged at the bottom in the boiler outer shell 1, the output end of the positioning motor 41 is connected with the movable hearth 5 through the transmission mechanism 42, the positioning motor 41 drives the movable hearth 5 to horizontally transversely move through the transmission mechanism 42, and the bottom of the movable hearth 5 is provided with a pulley which is convenient to move;

the transmission mechanism 42 is a linear screw rod motion mechanism and comprises a screw rod, a support and a guide sliding shaft, the screw rod is installed at the output end of the positioning motor 41, the other end of the screw rod is in threaded fit connection with the back plate 51 through the support, one end of the guide sliding shaft is fixedly installed at the bottom of the positioning motor 41, the other end of the guide sliding shaft is installed with the support in a sliding mode, and the back plate 51 is driven by the positioning motor 41 through the transmission mechanism 42 to move transversely left and right.

The heat exchanger 6 comprises an upper heat exchanger 61 and a right side heat exchanger 62 which are communicated with each other, the upper heat exchanger 61 is arranged at the top in the right side of the boiler outer shell 1, the right side heat exchanger 62 is arranged at the right side in the boiler outer shell 1, and when the movable hearth 5 moves to the rightmost side, the upper heat exchanger 61 is heated by flame in the movable hearth 5.

The topmost end of the rear baffle 54 and the bottommost end of the upper heat exchanger 61 are at the same horizontal height, so that the trend of the flue gas is guided conveniently.

And a flue 9 is formed between the side wall of the heat exchanger 6 and the boiler outer shell 1, and the tail end of the flue 9 is communicated with a chimney 8.

The second embodiment is as follows: the present embodiment will be described with reference to fig. 1 to 2, and based on the first embodiment, the biomass cooking and heating integrated furnace with high heating efficiency of the present embodiment is provided with an automatic air distribution mechanism, a control mechanism, and the like. The user can select corresponding use function on the control panel according to actual demand, and control the positioning mechanism to move the movable hearth 5 to the corresponding combustion position, and the use method is as follows:

as shown in fig. 1, when the combustion position is a heating position, the stove has a heating function. The fuel is burnt on the grate 3, and under the action of the front baffle 53 and the rear baffle 54, the burning flame is upward and directly heats the water in the heat exchanger 6, and the flame is directly arranged at the lower end of the upper heat exchanger 61. The smoke moves as shown by a dotted arrow in the figure, under the action of the induced draft fan 7, high-temperature smoke enters the heat exchanger 6 to transfer heat to the high-temperature smoke again, and finally low-temperature smoke is discharged from the chimney 8. In the process, the rear baffle plate 54 prevents the heat in the movable hearth 5 from dissipating to the heating port 12 of the cooker, and the whole heat generated by combustion is only used for heating, so that the function of independent heating is realized.

As shown in fig. 2, when the combustion position is a cooking position, the stove functionality is cooking. The fuel is burnt on the fire grate 3, and under the action of the front baffle 53 and the rear baffle 54, the burning flame is upward, so that the cooking utensil at the cooking utensil heating port 12 is directly heated, and the cooking thermal efficiency is improved. The trend of flue gas is shown as dotted line arrow in the figure, under the effect of draught fan 7, high temperature flue gas gets into chimney 8 behind heat exchanger 6 upper end, the side and discharges, and low temperature flue gas is discharged from chimney 8 at last, does not get into heat exchanger 6 and carries out the heat transfer, has realized independent cooking function.

The third concrete implementation mode: the embodiment is described with reference to fig. 7 to 9, and based on the second embodiment, the biomass cooking and heating integrated furnace with high heating efficiency of the embodiment further comprises a fire adjusting device 0, the right end of the bottom plate 55 is hinged to the back plate 51, the bottom of the left side of the bottom plate 55 is provided with the fire adjusting device 0, the fire adjusting device 0 comprises an upper connecting rod 0-1, a lower connecting rod 0-2, a rotating shaft 0-3, a gear 0-4, a rack 0-5 and a handle 0-6, the top of the upper connecting rod 0-1 is hinged to the bottom plate 55, the bottom of the lower connecting rod 0-2 is hinged to the bottom of the outer shell 1 of the boiler, the back plate 51 is provided with a sliding through hole 511, the bottom of the sliding through hole 511 is provided with the rack 0-5, the gear 0-4 is meshed with the rack 0-5, the gear 0-4 is fixedly arranged on the rotating shaft 0-3, the lower end of the upper connecting rod 0-1 and the upper end of the lower connecting rod 0-2 are hinged with a rotating shaft 0-3, a transverse through hole 1-1 is formed in the boiler outer shell 1, the rotating shaft 0-3 sequentially penetrates through the sliding through hole 511 and the transverse through hole 1-1 and then is connected with a handle 0-6, left and right meshing rotation is achieved between a gear 0-4 and a rack 0-5 through manual rotation of the handle 0-6, an included angle between the upper connecting rod 0-1 and the lower connecting rod 0-2 is increased or reduced, as shown in fig. 8, the right side of the bottom plate 55 is driven to move up and down, and the fire grate 3 on the top of the bottom plate 55 rises or falls along with the rotation, so that fire power adjustment is achieved.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

It should be noted that, in the above embodiments, as long as the technical solutions can be aligned and combined without contradiction, those skilled in the art can exhaust all possibilities according to the mathematical knowledge of the alignment and combination, and therefore, the present invention does not describe the technical solutions after alignment and combination one by one, but it should be understood that the technical solutions after alignment and combination have been disclosed by the present invention.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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. The utility model provides an integrative stove of living beings cooking heating of high heating efficiency which characterized in that: including boiler shell body (1), feed arrangement (2), grate (3), transverse drive (4), portable furnace (5), heat exchanger (6), draught fan (7) and chimney (8), portable furnace (5) are inside boiler shell body (1) through transverse drive (4) slidable mounting, heat exchanger (6) set up the right side at inside portable furnace (5) of boiler shell body (1), chimney (8) are installed in boiler shell body (1) right side intercommunication, draught fan (7) are installed in chimney (8) fit in, install in portable furnace (5) feed arrangement (2), and seted up feed inlet (11) on the boiler shell body (1) that the top corresponds, the end of the inside feed arrangement (2) of portable furnace (5) is provided with grate (3).

2. The biomass cooking and heating integrated furnace with high heating efficiency according to claim 1, characterized in that: the top of the boiler outer shell (1) is sequentially provided with a feeding hole (11) and a cooker heating hole (12) from right to left.

3. The biomass cooking and heating integrated furnace with high heating efficiency according to claim 2, characterized in that: movable furnace (5) is including equal fixed mounting storage ash bin (52) on backplate (51), preceding baffle (53), backplate (54), bottom plate (55), preceding baffle (53) set up on storage ash bin (52) right side, backplate (54) set up in storage ash bin (52) left side, bottom plate (55) set up at storage ash bin (52) top, furnace feed inlet (56) have been seted up on backplate (54), feed arrangement (2) set up at bottom plate (55) top, and the output setting of feed arrangement (2) is in furnace feed inlet (56) department, grate (3) set up in furnace feed inlet (56) right side below.

4. The biomass cooking and heating integrated furnace with high heating efficiency according to claim 2 or 3, characterized in that: feed arrangement (2) set up in feed inlet (11) below, and feed arrangement (2) are including feeding motor (21) and screw feeder (22), and feeding motor (21) are installed in portable furnace (5), and the output and the screw feeder (22) of feeding motor (21) are connected.

5. The biomass cooking and heating integrated furnace with high heating efficiency according to claim 4, characterized in that: the fire grate (3) is a movable fire grate and comprises a transverse telescopic driving motor set (31) and a fire grate body (32), the transverse telescopic driving motor set (31) is fixedly installed on the movable furnace (5), and the output end of the transverse telescopic driving motor set (31) is connected with the fire grate body (32).

6. The biomass cooking and heating integrated furnace with high heating efficiency according to claim 1, characterized in that: the top of the cooker heating port (12) is provided with a cover plate (13).

7. The biomass cooking and heating integrated furnace with high heating efficiency according to claim 5, characterized in that: the horizontal driving device (4) comprises a position adjusting motor (41) and a transmission mechanism (42), the position adjusting motor (41) is fixedly installed at the bottom of the boiler outer shell (1), and the output end of the position adjusting motor (41) is connected with the movable hearth (5) through the transmission mechanism (42).

8. The biomass cooking and heating integrated furnace with high heating efficiency according to claim 7, characterized in that: the heat exchanger (6) comprises an upper heat exchanger (61) and a right side heat exchanger (62) which are communicated with each other, the upper heat exchanger (61) is arranged at the top in the right side of the boiler outer shell (1), and the right side heat exchanger (62) is arranged at the right side in the boiler outer shell (1).

9. The biomass cooking and heating integrated furnace with high heating efficiency according to claim 8, characterized in that: the topmost end of the rear baffle (54) and the bottommost end of the upper heat exchanger (61) are at the same horizontal height.

10. The biomass cooking and heating integrated furnace with high heating efficiency according to claim 7, characterized in that: a flue (9) is formed between the side wall of the heat exchanger (6) and the boiler outer shell (1), and the tail end of the flue (9) is communicated with a chimney (8).