CN211953245U

CN211953245U - Heat insulation shell of hot blast stove

Info

Publication number: CN211953245U
Application number: CN202020610727.2U
Authority: CN
Inventors: 王文姣
Original assignee: Hunan Rilian Tea Oil Co ltd
Current assignee: Hunan Rilian Tea Oil Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-11-17
Anticipated expiration: 2030-04-22

Abstract

The utility model relates to a thermal-insulated shell technical field especially relates to a hot-blast furnace thermal-insulated shell. The to-be-solved technical problem of the utility model is to use the shell for a long time because steam leads to the emergence of accident. In order to solve the technical problem, the utility model provides a hot-blast furnace thermal-insulated shell, comprising a base plate, heat pipe A wholly encircles the inner wall of installing at the shell, thereby rivers in it can flow to heat pipe B slightly to the inside air of admission pipe, this design can make its inside air temperature increase, thereby make it flow in and can increase the ignition point after the hot-blast furnace with higher speed burning, and the inside water of heat pipe A can flow in the inside of inlet tube and flow in the inside of water tank through the inlet tube along with removing, thereby this design can make water cool down the inside thorough cooling that gets into the water tank gradually at the in-process that flows, water can make the shell wholly keep a constant temperature state, can not lead to the accident also can not lead to the heat disappearance in the hot-blast furnace because of the supercooling.

Description

Heat insulation shell of hot blast stove

Technical Field

The utility model relates to a thermal-insulated shell technical field specifically is a hot-blast furnace thermal-insulated shell.

Background

The shell of the traditional hot blast stove can be very hot after being used for a long time, and if the shell reaches the ignition point of the shell material in continuous high temperature, accidents such as the fire of the shell can happen.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a hot-blast furnace thermal-insulated shell, which solves the problem that the shell is used for a long time because steam leads to accidents.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a hot blast stove heat insulation shell comprises a base, wherein a support rod and an outer shell are fixedly mounted at the top of the base, a water tank is fixedly mounted at the top of the support rod, a water pump is fixedly mounted on the inner wall of the left side of the water tank, an output end of the water pump is fixedly connected with a water outlet pipe, the top and the bottom of the inner wall of the outer shell are connected with the inner shell in a clamping manner through an isolation rod, an air inlet pipe and a gas pipe are fixedly mounted at the left side of the inner shell, the left side of the gas pipe of the air inlet pipe penetrates through the inner wall of the outer shell and extends to the outside of the outer shell, a heat conduction pipe A is fixedly mounted on the inner wall of the outer shell, a heat conduction pipe B is wound on the surface of the air inlet pipe, the two ends of the heat conduction pipe B are fixedly connected with the surface of the heat, the right side fixed surface of shell installs the waste gas pipe, the other end of waste gas pipe passes the side surface of water tank and extends to inside, the blast pipe has been seted up on the right side of inner shell.

Further preferably, the heat conducting pipe a surrounds the inner wall of the outer shell, and the diameter of the inner wall of the outer shell is twice the diameter of the inner shell.

Further preferably, the air inlet pipe is positioned right above the gas pipe, and the diameter of the air inlet pipe is the same as that of the gas pipe.

Preferably, the water pump discharges water in the water tank from the inside of the water outlet pipe to the inside of the heat conduction pipe a, and the water in the heat conduction pipe a flows into the inside of the water tank through the water inlet pipe.

Further preferably, the inner casing guides the exhaust gas inside the inner casing into the inside of the outer casing through the exhaust pipe.

More preferably, the inside of the heat transfer pipe B communicates with the inside of the heat transfer pipe a.

(III) advantageous effects

The utility model provides a hot-blast furnace thermal-insulated shell possesses following beneficial effect:

(1) the hot blast stove is arranged in the inner shell, air and fuel gas respectively enter the hot blast stove from the air inlet pipe and the fuel gas pipe to enable the hot blast stove to enter a combustion working state, then the water pump is started to enable the water flow in the water tank to be discharged into the heat conduction pipe A through the water outlet pipe, the hot blast stove can generate waste gas and flow into the outer shell through the exhaust pipe, the waste gas can heat the heat conduction pipe A and then is discharged into the water tank through the exhaust pipe to be thoroughly discharged, the heat conduction pipe A is integrally and circularly arranged on the inner wall of the outer shell, the water flow in the heat conduction pipe A can flow to the heat conduction pipe B to slightly heat the air in the air inlet pipe, the temperature of the air in the heat conduction pipe A can be increased by the design, so that the ignition point can be increased after the water flows into the hot blast stove to, thereby this design can make water cool down the inside thorough cooling that gets into the water tank gradually at the in-process that flows, and water can make the whole constant temperature state that keeps of shell, can not lead to the accident because of overheated and also can not lead to the heat in the hot-blast furnace to disappear because of the supercooling yet.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a perspective view of the structural shell of the present invention.

In the figure: the water heater comprises a base 1, a water inlet pipe 2, a support rod 3, a water tank 4, a water pump 5, a water outlet pipe 6, a waste gas pipe 7, an isolation rod 8, an outer shell 9, an inner shell 10, a heat conduction pipe A11, a heat conduction pipe B12, an air inlet pipe 13, a gas pipe 14 and an exhaust pipe 15.

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. 1-3, the present invention provides a technical solution: a hot blast stove heat insulation shell comprises a base 1, a support rod 3 and an outer shell 9 are fixedly mounted at the top of the base 1, a water tank 4 is fixedly mounted at the top of the support rod 3, a water pump 5 is fixedly mounted on the inner wall at the left side of the water tank 4, the water pump 5 can discharge water in the water tank 4 into a heat conduction pipe A11 from the inside of a water outlet pipe 6, the water in the heat conduction pipe A11 can flow into the water tank 4 through a water inlet pipe 2, the design can enable water flow to be used repeatedly, the water outlet pipe 6 is fixedly connected with an output end of the water pump 5, the top and the bottom of the inner wall of the outer shell 9 are clamped with an inner shell 10 through a separation rod 8, the inner shell 10 can guide waste gas in the inner shell into the outer shell 9 through an exhaust pipe 15, the design can enable the waste gas to play a role of heating water flow, an air inlet pipe 13, the diameter of the air inlet pipe 13 is the same as that of the fuel gas pipe 14, the design facilitates replacement of spare parts at the later stage, the left side of the fuel gas pipe 14 of the air inlet pipe 13 penetrates through the inner wall of the outer shell 9 and extends to the outside of the outer shell, the inner wall of the outer shell 9 is fixedly provided with a heat conduction pipe A11, a heat conduction pipe A11 surrounds the inner wall of the outer shell 9, the diameter of the inner wall of the outer shell 9 is twice of that of the inner shell 10, the inner shell and the outer shell can keep a certain distance, the surface of the air inlet pipe 13 is wound with a heat conduction pipe B12, the inside of the heat conduction pipe B12 is communicated with the inside of the heat conduction pipe A11, the design can enable water flow to heat air to increase ignition point, two ends of the heat conduction pipe B12 are fixedly connected with the surface of the heat conduction pipe A11, two ends of the heat conduction pipe A11 penetrate through the inner wall of the outer shell 9, an exhaust gas pipe 7 is fixedly installed on the right side surface of the outer shell 9, the other end of the exhaust gas pipe 7 penetrates through the side surface of the water tank 4 and extends to the inside of the water tank, and an exhaust pipe 15 is arranged on the right side of the inner shell 10.

The working principle is as follows: install the hot-blast furnace in the inside of inner shell 10, through getting into the hot-blast furnace from intake pipe 13 and gas pipe 14 respectively with air and gas and causing the hot-blast furnace to get into combustion operation state, then start water pump 5 and make it discharge the inside rivers of water tank 4 to heat pipe A11 through outlet pipe 6, the hot-blast furnace can produce waste gas and flow into the inside of shell 9 through blast pipe 15, thereby waste gas can heat pipe A11 and then discharge the inside of water tank 4 through exhaust pipe 7 thoroughly, heat pipe A11 wholly encircles the inner wall of installing at shell 9, rivers in it can flow to heat pipe B12 thereby carry out slight heating to the inside air of intake pipe 13, and the inside water of heat pipe A11 can flow into the inside of inlet tube 2 and flow into the inside of water tank 4 through inlet tube 2 along with the removal.

Claims

1. The utility model provides a hot blast stove heat insulation shell, includes base (1), the top fixed mounting of base (1) has bracing piece (3) and shell (9), the top fixed mounting of bracing piece (3) has water tank (4), the left inner wall fixed mounting of water tank (4) has water pump (5), the output fixedly connected with outlet pipe (6) of water pump (5), the top and the bottom of the inner wall of shell (9) all pass through spacer bar (8) and inner shell (10) joint, the left side fixed mounting of inner shell (10) has intake pipe (13) and gas pipe (14), the left side of the gas pipe (14) of intake pipe (13) all passes the inner wall of shell (9) and extends to its outside, the inner wall fixed mounting of shell (9) has heat pipe A (11), the surface of intake pipe (13) has around having heat pipe B (12), the both ends of heat pipe B (12) all are connected with the fixed surface of heat pipe A (11), the both ends of heat pipe A (11) all pass the inner wall of shell (9) respectively with the other end and inlet tube (2) fixed connection of outlet pipe (6), the other end of inlet tube (2) passes the side surface of water tank (4) and extends to the inside of water tank (4), the right side fixed surface of shell (9) installs exhaust pipe (7), the other end of exhaust pipe (7) passes the side surface of water tank (4) and extends to its inside, blast pipe (15) have been seted up on the right side of inner shell (10).

2. The insulated shell of a hot blast stove according to claim 1, characterized in that: the heat conducting pipe A (11) surrounds the inner wall of the outer shell (9), and the diameter of the inner wall of the outer shell (9) is twice that of the inner shell (10).

3. The insulated shell of a hot blast stove according to claim 1, characterized in that: the gas inlet pipe (13) is located right above the gas pipe (14), and the diameter of the gas inlet pipe (13) is the same as that of the gas pipe (14).

4. The insulated shell of a hot blast stove according to claim 1, characterized in that: the water pump (5) can discharge the water in the water tank (4) from the inside of the water outlet pipe (6) to the inside of the heat conduction pipe A (11), and the water in the heat conduction pipe A (11) can flow into the water tank (4) through the water inlet pipe (2).

5. The insulated shell of a hot blast stove according to claim 1, characterized in that: the inner shell (10) guides the exhaust gas in the inner shell into the outer shell (9) through the exhaust pipe (15).

6. The insulated shell of a hot blast stove according to claim 1, characterized in that: the inside of the heat transfer pipe B (12) communicates with the inside of the heat transfer pipe a (11).