CN212930904U

CN212930904U - Wood chip drying apparatus hot-blast stove

Info

Publication number: CN212930904U
Application number: CN202021696148.0U
Authority: CN
Inventors: 廖辉年; 徐登; 叶金生
Original assignee: Wood Chain Shenzhen Technology Co ltd
Current assignee: Wood Chain Shenzhen Technology Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-04-09
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a wood chip drying apparatus hot-blast furnace, the induction cooker comprises a cooker bod, the bottom of furnace body is fixed with the support, the combustion chamber has been seted up to inside one side of furnace body, the air exhaust chamber has been seted up to the inside opposite side of furnace body, wherein, be fixed with the baffle between combustion chamber and the air exhaust chamber, the combustion chamber is linked together through the intercommunication mouth with the air exhaust chamber, the bottom intercommunication that the furnace body is close to the combustion chamber has the ash bucket. The utility model discloses a set up inlet pipe and hot-exchange pipe, the piece that wood chip processing produced passes through the inside that the inlet pipe got into the combustion chamber, simultaneously combustion-supporting tuber pipe and outlet duct are inside with the outside air suction combustion chamber, make inside the oxygen-containing air gets into the combustion chamber, it is combustion-supporting, the heat that the burning produced heats the hot-exchange pipe in the combustion chamber, heat the air in the heat-exchange pipe, be convenient for obtain pure hot-air, can carry out recycle to the piece that wood chip processing produced simultaneously, reduce the energy cost of hot-blast furnace.

Description

Wood chip drying apparatus hot-blast stove

Technical Field

The utility model relates to a hot-blast furnace technical field specifically is a wood chip drying apparatus hot-blast furnace.

Background

In the production process of the wood chips, a hot blast stove is used for generating heat to dry the wood chips.

Although the types and the number of the existing wood chip dryer hot blast stoves are very large, the existing wood chip dryer hot blast stoves still have certain problems and bring certain inconvenience to the use of the wood chip dryer hot blast stoves.

When the existing wood chip dryer hot blast stove is used, the energy sources of the existing wood chip dryer hot blast stove are mostly electric energy, natural gas and coal gas, the energy consumption of the heat supply systems is high, the energy source waste is serious, serious economic burden is caused to enterprise production, and the use is inconvenient, so that the technology capable of improving the structure of the wood chip dryer hot blast stove is urgently needed, and the device is perfected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wood chip drying apparatus hot-blast furnace has solved current wood chip drying apparatus hot-blast furnace and when using, and its energy is mostly electric energy, natural gas and coal gas, and these heating system energy consumptions are high, and the energy is extravagant serious, causes serious economic burden, the problem of inconvenient use to enterprise's production.

In order to achieve the above object, the utility model provides a following technical scheme: a wood chip dryer hot blast stove comprises a stove body, a bracket is fixed at the bottom of the stove body, a combustion chamber is arranged at one side inside the stove body, an exhaust chamber is arranged at the other side inside the stove body, wherein,

a partition plate is fixed between the combustion chamber and the exhaust chamber, the combustion chamber is communicated with the exhaust chamber through a communication port, the bottom of the furnace body close to the combustion chamber is communicated with an ash discharge hopper, the middle part of one side of the furnace body close to the combustion chamber is communicated with a feed pipe, a combustion-supporting air pipe is arranged in the combustion chamber, one end of the combustion-supporting air pipe penetrates through the interior of the furnace body and extends to the outside, the outer side of the combustion-supporting air pipe in the combustion chamber is communicated with an air outlet pipe, cleaning ports are formed in two sides of the furnace body close to the bottom of the combustion chamber and the exhaust chamber, and a heat exchange pipe penetrates through the interior;

the furnace body is close to the bilateral symmetry of air exhaust chamber and has seted up the air distribution mouth, the outside intercommunication that the furnace body is close to the air distribution mouth has the solenoid valve, temperature sensor and baroceptor are installed respectively to the top that the furnace body is close to the air exhaust chamber, the top intercommunication that the furnace body is close to the air exhaust chamber has the exhaust pipe, one side intercommunication that the furnace body was kept away from to the exhaust pipe has the dust removal fill, the top intercommunication of dust removal fill has the draught fan, the dust removal fill is linked together through air intake and exhaust pipe, the top of dust removal fill is linked together through air outlet and draught fan, the inside of dust removal fill is fixed with the flight, the furnace body is close to one side that the combustion chamber is located clearance.

Preferably, the furnace body is formed by building mullite, high-alumina light-weight bricks and high-temperature refractory cotton boards.

Preferably, the heat exchange tube is made of high corrosion-resistant stainless steel.

Preferably, the number of the air distribution ports is four, and two air distribution ports are arranged on two sides of the furnace body respectively.

Preferably, the model of the temperature sensor is TS 105.

Preferably, the model number of the air pressure sensor is BT 5611.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up inlet pipe and hot-exchange pipe, the piece that wood chip processing produced passes through the inside that the inlet pipe got into the combustion chamber, simultaneously combustion-supporting tuber pipe and outlet duct are inside with the outside air suction combustion chamber, make inside the oxygen-containing air gets into the combustion chamber, it is combustion-supporting, the heat that the burning produced heats the hot-exchange pipe in the combustion chamber, heat the air in the heat-exchange pipe, be convenient for obtain pure hot-air, can carry out recycle to the piece that wood chip processing produced simultaneously, reduce the energy cost of hot-blast furnace.

2. The utility model discloses a dust removal fill that sets up, steam pass through the draught fan drainage, and through the exhaust pipe discharge, hot-blast when the dust removal is fought, the hot-blast meeting that the burning produced has some dust and impurity, makes hot-blast production rotatory through the flight, because the quality of dust impurity is big, drops the bottom of dust removal fill, is convenient for carry out automatic dust removal to hot-blast.

3. The utility model discloses a setting individual solenoid valve of draught fan, when sensing the inside high temperature of furnace body through temperature sensor, controlling the solenoid valve through the controller, make solenoid valve control air distribution opening open, make cold wind get into inside the furnace body, be convenient for control the furnace body temperature, when detecting the inside high atmospheric pressure of furnace body through baroceptor, increase through controller control draught fan and filter, make the furnace body internal gas pressure maintain balance.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the exhaust chamber of the present invention;

FIG. 3 is a schematic view of the side cross-sectional structure of the combustion chamber of the present invention;

FIG. 4 is a schematic view of the top view of the cross-sectional structure of the present invention

Fig. 5 is a schematic top view of the present invention;

FIG. 6 is a schematic view of the internal structure of the ash bucket of the present invention;

fig. 7 is a schematic view of the structure of the control flow of the induced draft fan and the electromagnetic valve of the present invention.

In the figure: 1. a furnace body; 2. a support; 3. a combustion chamber; 4. an exhaust chamber; 5. a partition plate; 6. a communication port; 7. an ash discharging hopper; 8. a feed pipe; 9. a combustion-supporting air duct; 10. an air outlet pipe; 11. cleaning the opening; a heat exchange tube; 12. an air distribution port; 13. an exhaust duct; 14. a dust removal hopper; 15. an induced draft fan; 16. an air inlet; 17. An air outlet; 18. a spiral sheet; 19. an ignition port; 20. a viewing port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 7, the present invention provides a technical solution: a wood chip dryer hot blast stove comprises a stove body 1, a support 2, a combustion chamber 3, an exhaust chamber 4, a partition plate 5, a communication port 6, an ash outlet hopper 7, a feeding pipe 8, a combustion-supporting air pipe 9, an air outlet pipe 10, a cleaning port 11, an air distribution port 12, an exhaust pipe 13, a dust removal hopper 14, an induced draft fan 15, an air inlet 16, an air outlet 17, a spiral sheet 18, an ignition port 19 and an observation port 20, wherein the support 2 is fixed at the bottom of the stove body 1, the stove body 1 is formed by building mullite, high-aluminum light-gathering bricks and high-temperature refractory cotton boards, so that the whole structure of the stove body 1 is firm, the highest temperature resistance can reach 1160 ℃, so that wood chips can be conveniently combusted, the combustion chamber 3 is arranged on one side of the inside of the stove body 1, the exhaust chamber 4 is,

a partition plate 5 is fixed between the combustion chamber 3 and the exhaust chamber 4, the combustion chamber 3 is communicated with the exhaust chamber 4 through a communication port 6, the bottom of the furnace body 1 close to the combustion chamber 3 is communicated with an ash outlet hopper 7, the middle part of one side of the furnace body 1 close to the combustion chamber 3 is communicated with a feed pipe 8, a combustion-supporting air pipe 9 is arranged in the combustion chamber 3, one end of the combustion-supporting air pipe 9 penetrates through the interior of the furnace body 1 and extends to the outside, the outer side of the combustion-supporting air pipe 9 in the combustion chamber 3 is communicated with an air outlet pipe 10, cleaning ports 11 are arranged on two sides of the furnace body 1 close to the bottom of the combustion chamber 3 and the exhaust chamber 4, heat exchange pipes are penetrated through the interior of the combustion chamber 3 close to the upper part, the heat exchange pipes are made of high corrosion-resistant stainless steel, when wood chip chips are combusted in the combustion chamber 3, air flows in the heat exchange pipes, and, the air in the heat exchange pipe is heated, so that pure hot air can be conveniently obtained;

the furnace body 1 is close to the bilateral symmetry of air discharge chamber 4 and has seted up air distribution port 12, air distribution port 12 has four altogether, and air distribution port 12 respectively is provided with two in the both sides of furnace body 1, and when the temperature was too high in the furnace body 1, opens through solenoid valve control air distribution port 12, makes cold wind get into the furnace body 1 inside, is convenient for control furnace body 1 temperature, the outside intercommunication that furnace body 1 is close to air distribution port 12 has the solenoid valve, temperature sensor and baroceptor are installed respectively to the top that furnace body 1 is close to air discharge chamber 4, temperature sensor's model is TS105, baroceptor's model is BT5611, the top that furnace body 1 is close to air discharge chamber 4 communicates there is exhaust pipe 13, one side that exhaust pipe 13 kept away from furnace body 1 communicates there is dust hopper 14, the top of dust hopper 14 communicates there is draught fan 15, dust hopper 14 communicates through air intake 16 and exhaust pipe 13, the top of dust excluding hopper 14 is linked together through air outlet 17 and draught fan 15, the inside of dust excluding hopper 14 is fixed with flight 18, ignition mouth 19 and viewing aperture 20 have been seted up in proper order to furnace body 1 near the one side that combustion chamber 3 is located clearance mouth 11 top.

The working principle is as follows: when the hot blast stove of the wood chip dryer is used, firstly, chips generated by processing the wood chips enter the combustion chamber 3 through the inlet pipe 8, the chips are ignited through the ignition port 19, the combustion condition is observed through the observation port 20, meanwhile, the combustion-supporting air pipe 9 and the air outlet pipe 10 suck outside air into the combustion chamber 3, oxygen-containing air enters the combustion chamber 3 to support combustion, heat generated by combustion heats heat exchange pipes in the combustion chamber 3, the air in the heat exchange pipes is heated, pure hot air is convenient to obtain, then, the hot air is guided by the induced draft fan 15 and is exhausted through the exhaust pipe 13, when the hot air passes through the dust removal hopper 14, the hot air generated by combustion can carry some dust and impurities, the hot air is rotated through the spiral piece 18, the dust and impurities have large mass and fall to the bottom of the dust removal hopper 14, so that the hot air can be automatically removed dust, when sensing the inside high temperature of furnace body 1 through temperature sensor, control the solenoid valve through the controller, make solenoid valve control air distribution port 12 open, make cold wind get into inside furnace body 1, be convenient for control the temperature of furnace body 1, when detecting the inside high pressure of furnace body 1 through baroceptor, increase through controller control draught fan 15 and filter, make the internal gas pressure of furnace body 1 maintain balance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wood chip drying apparatus hot-blast furnace, includes furnace body (1), its characterized in that: a bracket (2) is fixed at the bottom of the furnace body (1), a combustion chamber (3) is arranged at one side inside the furnace body (1), an exhaust chamber (4) is arranged at the other side inside the furnace body (1), wherein,

a partition plate (5) is fixed between the combustion chamber (3) and the exhaust chamber (4), the combustion chamber (3) is communicated with the exhaust chamber (4) through a communication port (6), the bottom of the furnace body (1) close to the combustion chamber (3) is communicated with an ash discharge hopper (7), the middle of one side of the furnace body (1) close to the combustion chamber (3) is communicated with a feed pipe (8), a combustion-supporting air pipe (9) is arranged inside the combustion chamber (3), one end of the combustion-supporting air pipe (9) penetrates through the inside of the furnace body (1) and extends to the outside, the outside of the combustion-supporting air pipe (9) in the combustion chamber (3) is communicated with an air outlet pipe (10), cleaning ports (11) are formed in two sides of the furnace body (1) close to the bottoms of the combustion chamber (3) and the exhaust chamber (4), and a heat exchange pipe penetrates through the inside of the combustion chamber (3) close;

the utility model discloses a stove, including furnace body (1), exhaust chamber (4), temperature sensor and baroceptor, exhaust pipe (13) have been installed near the outside intercommunication of air distribution mouth (12) in furnace body (1), temperature sensor and baroceptor are installed respectively to the top that furnace body (1) is close to exhaust chamber (4), the top intercommunication that furnace body (1) is close to exhaust chamber (4), one side intercommunication that furnace body (1) was kept away from in exhaust pipe (13) has dust hopper (14), the top intercommunication of dust hopper (14) has draught fan (15), dust hopper (14) are linked together through air intake (16) and exhaust pipe (13), the top of dust hopper (14) is linked together through air outlet (17) and draught fan (15), the inside of dust hopper (14) is fixed with flight (18), ignition mouth (19) and observation mouth(s) (observation mouth) have been seted up in proper order to one side that furnace body (1) is close to combustion chamber (3) and is located clearance mouth (11) top 20).

2. The wood chip dryer stove of claim 1, wherein: the furnace body (1) is formed by building mullite, high-alumina light-weight bricks and a high-temperature refractory cotton plate.

3. The wood chip dryer stove of claim 1, wherein: the heat exchange tube is made of high corrosion-resistant stainless steel.

4. The wood chip dryer stove of claim 1, wherein: the number of the air distribution ports (12) is four, and two air distribution ports (12) are arranged on two sides of the furnace body (1).

5. The wood chip dryer stove of claim 1, wherein: the model of the temperature sensor is TS 105.

6. The wood chip dryer stove of claim 1, wherein: the model of the air pressure sensor is BT 5611.