CN215002810U

CN215002810U - Energy-saving drying furnace capable of efficiently utilizing heat

Info

Publication number: CN215002810U
Application number: CN202120894490.XU
Authority: CN
Inventors: 韩吃; 韩和通
Original assignee: Renqiu Beian Energy Saving Heating Equipment Ltd
Current assignee: Renqiu Beian Energy Saving Heating Equipment Ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-12-03
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses an energy-saving drying furnace is utilized to heat high efficiency, including the stove body, this internal first cavity and the second cavity of being provided with of stove is provided with the separate layer between first cavity and the second cavity, and first cavity is provided with first passageway, and the second cavity is provided with the second passageway that can spray high-speed gas to make the end of first passageway produce the negative pressure. The utility model discloses an air in the first cavity fuel combustion preheats the second cavity, and when hot-air passed through the second passageway blowout for the end of first passageway produced the negative pressure, takes out flame or heat in the first cavity to the hot-air reheating in the second passageway, and the heat that make full use of fuel combustion produced can effectually be improved the utility model discloses the efficiency of heated air improves drying efficiency, does benefit to fuel economy.

Description

Energy-saving drying furnace capable of efficiently utilizing heat

Technical Field

The utility model relates to a drying furnace technical field especially relates to energy-saving drying furnace is utilized to heat high efficiency.

Background

The drying oven is the equipment that can provide the hot-air, it directly communicates the hot-air to the material, make hot-air and material contact, and then realize the drying process to the material, the drying oven of present stage is usually through the inside burning fuel at the furnace chamber, in order to heat the air, then will heat the air of accomplishing and carry to the dry material of needs through the air outlet can, but because the transport speed of air is very fast, often there is the phenomenon that the air is heated inadequately in the furnace chamber, make the temperature of hot-air high inadequately, influence the drying efficiency of drying oven.

SUMMERY OF THE UTILITY MODEL

The utility model aims to avoid prior art's weak point, provide heat energy-saving drying furnace of efficient utilization to effectively solve the weak point that exists among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: energy-saving drying furnace is utilized to heat high efficiency, including the stove body, this internal first cavity and the second cavity of being provided with of stove, be provided with the separate layer between first cavity and the second cavity, first cavity is provided with first passageway, and the second cavity is provided with the second passageway that can spray high-speed gas to make the end of first passageway produce the negative pressure.

Further, the first channel is located inside the second channel.

Furthermore, a third channel is arranged on the outer side of the second channel, a fourth channel communicated with the first chamber is arranged between the third channel and the second channel, and negative pressure is generated at the tail end of the fourth channel when high-speed gas is sprayed out of the second channel.

Furthermore, a connecting structure is arranged between the first channel and the second channel.

Further, the connecting structure is a plate-shaped body which is axially parallel to the first channel.

Furthermore, the second chamber is arranged on the outer side of the first chamber, the second chamber is provided with an air inlet, and a partition plate is arranged on one side, close to the second channel, of the air inlet in the second chamber.

Furthermore, a grate and a driving structure for driving the grate to slide in a reciprocating manner are arranged below the first chamber.

Furthermore, the driving structure comprises a rotary driving rod, the rotary driving rod is connected with the first driving device through a crank connecting rod, a clamping protrusion is arranged above the rotary driving rod, and a groove is formed in the grate in a matched mode with the clamping protrusion.

Furthermore, a feeding device for feeding materials to the first cavity is arranged on the furnace body.

Furthermore, material feeding unit includes the hopper, is provided with the rotatory pay-off structure by the drive of second drive arrangement in the hopper, rotatory pay-off structure goes up circumference and is provided with a plurality of storage tanks.

The above technical scheme of the utility model following beneficial effect has: the utility model discloses an air in the first cavity fuel combustion preheats the second cavity, and when hot-air passed through the second passageway blowout for the end of first passageway produced the negative pressure, takes out flame or heat in the first cavity to the hot-air reheating in the second passageway, and the heat that make full use of fuel combustion produced can effectually be improved the utility model discloses the efficiency of heated air improves drying efficiency, does benefit to fuel economy.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

fig. 4 is a first side view of the embodiment of the present invention;

fig. 5 is a second side view of the embodiment of the present invention;

FIG. 6 is a schematic view of the structure in the direction C-C in FIG. 5.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 6, the energy-saving drying oven with high heat utilization efficiency described in this embodiment includes an oven body 1, a first chamber 2 and a second chamber 3 are arranged inside the oven body 1, a cooking opening 4 is arranged on the first chamber 2, fuel is burned in the first chamber 2, the second chamber 3 is arranged around the first chamber 2, a separation layer 5 is arranged between the first chamber 2 and the second chamber 3, the fuel is burned in the first chamber 2 to heat air in the first chamber 2 through the separation layer 5, the first chamber 2 is connected with a first channel 6, the second chamber 3 is connected with a second channel 7, in this embodiment, the first channel 6 passes through the second chamber 3 and passes through the second channel 7, so that the first channel 6 is located inside the second channel 7, and the end of the first channel 6 is approximately flush with the end of the second channel 7, an air inlet 8 is arranged on the second chamber 3, air intake 8 passes through forced draught blower 9 air supply for the air in the second cavity 3 through the 7 blowout of second passageway, the end of first passageway 6 produces the negative pressure under this high velocity air's effect, make the terminal atmospheric pressure of first passageway 6 be less than the atmospheric pressure in the first cavity 2, and then make heat or flame in the first cavity 2 erupt through first passageway 6, can heat the 7 spun hot-air of second passageway once more, improve heated air's efficiency, improve the utility model discloses a drying efficiency.

Specifically, set up material feeding unit on the stove body 1, be convenient for to first cavity 2 transport fuel, this material feeding unit includes hopper 10, the bottom of hopper 10 extends to in first cavity 2, the inside of hopper 10 sets up rotatory pay-off structure 11, set up a plurality of storage tanks 12 along circumference on this rotatory pay-off structure 11, the fuel can enter into storage tank 12, then rotatory pay-off structure 11 is carried the fuel of rotatory pay-off structure 11 top to the below of rotatory pay-off structure 11 and is fallen through the rotation, at last to first cavity 2 that drops, rotatory pay-off structure 11 accessible drive motor 13 drives, set up drive wheel 14 on the rotatory pay-off structure 11, first drive motor 13 is connected with drive wheel 14 through drive belt 15, and then drive rotatory pay-off structure 11 rotates.

In a preferred embodiment, a third channel 16 is arranged on the furnace body 1, the third channel 16 is arranged on the outer side of the second channel 7, a certain space is arranged between the third channel 16 and the second channel 7, a fourth channel 17 is arranged in the space, the fourth channel 17 is communicated with the first chamber 2, the tail end of the fourth channel 17 is approximately flush with the tail end of the second channel 7, when high-speed air is sprayed out from the second channel 7, the tail end of the fourth channel 17 can also generate negative pressure, so that heat or flames in the first chamber 2 can be sprayed out through the fourth channel 17 to heat the air sprayed out from the second channel 7, and the air heating efficiency is further improved, in the embodiment, the first channel 6, the second channel 7, the third channel 16 and the fourth channel 17 are all circular in cross section, the first channel 6 is arranged on the inner side of the second channel 7, and are arranged coaxially, the fourth channels 17 are positioned between the third channel 16 and the second channel 7 and are uniformly arranged along the circumferential direction by the axis of the first channel 6, so that the air sprayed out of the second channel 7 can be heated more uniformly.

In this embodiment, set up connection structure 18 between the outer wall of first passageway 6 and the inner wall of second passageway 7, increase the connection stability between first passageway 6 and the second passageway 7, improve the utility model discloses an overall structure intensity, it is concrete, connection structure 18 is the platelike body to this connection structure 18 and the axis parallel arrangement of first passageway 6, first passageway 6 is heated by heat or flame in the first cavity 2, and first passageway 6 makes connection structure 18 keep higher temperature through heat-conduction, and when the hot-air in the second passageway 7 passes through, hot-air and the connection structure 18 contact of great area, great improvement further heats the efficiency of hot-air.

In this embodiment, a partition plate 19 is disposed in the second chamber 3, and the partition plate 19 is located at one side of the air inlet 8 close to the second channel 7, so that the air at the air inlet 8 can flow around the first chamber 2 in the second chamber 3 for a circle, and the air is sufficiently heated in the second chamber 3, thereby improving the heating efficiency of the air.

In this embodiment, an ash cleaning chamber 20 is provided in the furnace body 1, an ash bucket 21 is provided in the ash cleaning chamber 20, a plurality of grates 22 arranged side by side are arranged between the ash cleaning chamber 20 and the first chamber 2, the grates 22 can move back and forth under the driving of the driving structure, so as to crush the ashes and drop the ashes onto the ash bucket 21 below, specifically, the driving structure comprises a second driving motor 23, the second driving motor 23 is connected with a rotary driving rod 25 through a crank connecting rod 24, the top of the rotary driving rod 25 is provided with a clamping projection 26, the clamping projection 26 is connected with the rotary driving rod 25 by welding, under the driving action of the second driving motor 23, the blocking protrusion 26 at the top of the rotary driving rod 25 swings back and forth, a groove 27 is arranged below one end of the grate 22, the blocking protrusion 26 is blocked in the groove 27, thereby driving the grate 22 to reciprocate, a support rod 28 is arranged in the furnace body 1, and the other end of the grate 22 is arranged on the support rod 28 in a sliding way.

The utility model discloses a theory of operation: when the utility model is used for drying materials, the third channel 16 of the utility model is connected with a hot air pipeline, then fuel is added into the hopper 10, the fuel is conveyed into the first cavity 2, the fuel in the first cavity 2 is ignited, then the pneumatic blower 9 sends air into the second cavity 3 by the blower 9, the fuel in the first cavity 2 is combusted to generate heat and heat the air in the first cavity 2, the air in the second cavity 3 flows around the first cavity 2 for a circle under the action of the clapboard 19, so that the air is fully heated, then the air is sprayed out through the second channel 7, under the action of high-speed airflow, negative pressure is generated at the tail end of the first channel 6 and the tail end of the fourth channel 17, the air pressure at the tail end of the first channel 6 and the air pressure at the tail end of the fourth channel 17 are lower than the air pressure in the first cavity 2, and then the flame or heat in the first cavity 2 is sprayed out through the first channel 6 and the fourth channel 17, carry out reheating to 7 spun air in second channel, then carry through hot-blast main to the material department that needs the heating can, the effectual efficiency that improves heated air improves the utility model discloses a drying efficiency, when ashes are more in first cavity 2, pneumatic second driving motor 23, second driving motor 23 drive the reciprocal rotation of rotary driving pole 25 through crank connecting rod 24, under the protruding 26 effect of card on rotary driving pole 25, drive the reciprocal transmission of castor bean 22, and then smash ashes and fall in the ash bucket 21 of below.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. Energy-saving drying furnace is utilized to heat high efficiency, its characterized in that: the negative-pressure furnace comprises a furnace body, wherein a first cavity and a second cavity are arranged in the furnace body, a separating layer is arranged between the first cavity and the second cavity, a first channel is arranged in the first cavity, and a second channel capable of spraying high-speed gas is arranged in the second cavity so as to enable the tail end of the first channel to generate negative pressure.

2. The heat efficient utilization energy saving type drying furnace according to claim 1, wherein: the first channel is located inside the second channel.

3. The heat efficient utilization energy saving type drying furnace according to claim 1, wherein: and a third channel is arranged on the outer side of the second channel, a fourth channel communicated with the first chamber is arranged between the third channel and the second channel, and negative pressure is generated at the tail end of the fourth channel when high-speed gas is sprayed out of the second channel.

4. The heat efficient utilization energy saving type drying furnace according to claim 1, wherein: and a connecting structure is arranged between the first channel and the second channel.

5. The heat efficient utilization energy saving type drying furnace according to claim 4, wherein: the connecting structure is a plate-shaped body which is axially parallel to the first channel.

6. The heat efficient utilization energy saving type drying furnace according to claim 1, wherein: the second chamber is arranged on the outer side of the first chamber, an air inlet is formed in the second chamber, and a partition plate is arranged on one side, close to the second channel, of the air inlet in the second chamber.

7. The heat efficient utilization energy saving type drying furnace according to claim 1, wherein: and a grate and a driving structure for driving the grate to slide in a reciprocating manner are arranged below the first cavity.

8. The heat efficient utilization energy saving type drying furnace according to claim 7, wherein: the driving structure comprises a rotary driving rod, the rotary driving rod is connected with a first driving device through a crank connecting rod, a clamping protrusion is arranged above the rotary driving rod, and a groove is formed in the grate in a matched mode with the clamping protrusion.

9. The heat efficient utilization energy saving type drying furnace according to claim 1, wherein: and the furnace body is provided with a feeding device for feeding materials to the first cavity.

10. The heat efficient utilization energy saving type drying furnace according to claim 9, wherein: the feeding device comprises a hopper, a rotary feeding structure driven by a second driving device is arranged in the hopper, and a plurality of accommodating grooves are circumferentially arranged on the rotary feeding structure.