CN216977496U

CN216977496U - High heat insulating ceramic fiber muffle furnace

Info

Publication number: CN216977496U
Application number: CN202220814993.6U
Authority: CN
Inventors: 李会
Original assignee: Runxiangrui Technology Nanjing Co ltd
Current assignee: Runxiangrui Technology Nanjing Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-07-15
Anticipated expiration: 2032-04-11

Abstract

The utility model discloses a high heat-insulating ceramic fiber muffle furnace, wherein a sealing door is arranged on one side of a furnace body, an air inlet pipe is arranged on an air inlet box, an air inlet is arranged on one side of the air inlet pipe, an air outlet is arranged on the other side of the air outlet pipe, the air inlet end is communicated with the interior of the furnace body, fixing seats are fixed on the top and the bottom of the inner side of the air inlet box, the air outlet pipe is fixed in the air inlet box through the fixing seats, a filter box is fixed on one side of the air inlet box, the air outlet end of the air outlet pipe is communicated with one side of the filter box, the exhaust pipe is arranged in an air inlet assembly and can heat the air in the air inlet box, so that the heat can be well utilized, the heat efficiency can be improved, the filter box is arranged on one side of the air inlet box, the exhaust gas discharged by the exhaust pipe can be filtered, and toxic substances in the exhaust gas can be removed through the adsorption and the filtration of a filter screen and an active carbon layer, effectively avoiding the harm of the waste gas to the health of people.

Description

High heat insulating ceramic fiber muffle furnace

Technical Field

The utility model relates to the technical field of muffle furnaces, in particular to a high-heat-preservation ceramic fiber muffle furnace.

Background

The refractory material is widely applied to the industrial fields of metallurgy, chemical industry, petroleum, mechanical manufacturing, silicate, power and the like, the refractory ceramic is a large material, a muffle furnace is required in the production of the refractory ceramic, and the muffle furnace has the following general names in China, namely an electric furnace, a resistance furnace, a muffle furnace and a muffle furnace; the muffle furnace is a general heating device, can divide into box stove according to the outward appearance shape, the tube furnace, the crucible furnace, the muffle furnace has fine heating function, can heat small-size work piece, the programming rate is fast, thermal insulation performance is good, temperature uniformity is good in the stove, current muffle furnace is though thermal insulation performance is better, nevertheless the exhaust gas loss can be followed to very big some heat when exhausting, can't obtain good utilization, be unfavorable for the improvement of thermal efficiency, and current part device does not have exhaust gas treatment device, contain a large amount of toxic substances in the waste gas of emission, can harm people's healthy in directly discharging the atmosphere.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-heat-insulation ceramic fiber muffle furnace to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a muffle furnace with high heat insulation performance and made of ceramic fibers comprises a furnace body, wherein a sealing door is arranged on one side of the furnace body, an air inlet assembly is arranged on one side of the furnace body, and a filtering assembly is arranged on one side of the air inlet assembly;

the air inlet assembly comprises an air inlet box, a first fan and an air inlet pipe, the air inlet box is provided with an air outlet pipe, one side of the air outlet pipe is provided with an air inlet, the other side of the air outlet pipe is provided with an air outlet, the air inlet end is communicated with the interior of the furnace body, the air outlet end is connected to the filtering assembly, the top and the bottom of the inner side of the air inlet box are both fixed with a fixed seat, and the air outlet pipe is fixed in the air inlet box through the fixed seat;

the filter assembly comprises a filter box, a first filter screen, an activated carbon layer, a catalyst layer and a second filter screen, the filter box is fixed on one side of the air inlet box, the air outlet end of the exhaust pipe is communicated with one side of the filter box, and the first filter screen, the activated carbon layer, the catalyst layer and the second filter screen are sequentially fixed in the filter box from left to right.

Preferably, a fixing plate is fixed to one side of the furnace body, and the air inlet box is fixed to one side of the furnace body through the fixing plate.

Preferably, the first fan is fixedly connected to one side of an opening of the air inlet box, and a first shroud is fixedly connected to one side of the air inlet box, which is located on the first fan.

Preferably, an air supply port is formed in one side, close to the furnace body, of the air inlet box, a third filter screen is arranged on one side of the air supply port, the air inlet pipe is fixed to one side of the air supply port, and the air inlet box is communicated with the interior of the furnace body through the air inlet pipe.

Preferably, a second protective cover is provided on the opening side of the filter box, and the second protective cover is fixedly fitted to one side of the filter box.

Preferably, the four corners of the bottom of the furnace body are respectively fixed with a support seat, and one side of the sealing door is fixedly connected with a handle through a bolt.

Preferably, an operating button is arranged on one side of the top of the furnace body, and a temperature display screen is arranged on the other side of the top of the furnace body.

Compared with the prior art, the utility model has the beneficial effects that:

1. this device is provided with the blast pipe in being provided with air intake assembly, and the shape of blast pipe is regular U-shaped bending structure, has great area of contact with the air, can be with the heat in the waste gas disperse to the air inlet box in, heat the air in the air inlet box, make the heat obtain good utilization, do benefit to the improvement of thermal efficiency.

2. This device is provided with the rose box in one side of inlet box, can filter blast pipe exhaust waste gas, through the absorption and the filtration on filter screen, activated carbon layer, can get rid of the noxious material in the waste gas, has effectively avoided waste gas to cause harm to people's the healthy.

Drawings

FIG. 1 is a schematic overall perspective view of the present invention;

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

FIG. 3 is a side sectional view of the intake assembly of the present invention;

FIG. 4 is a front view of the intake assembly of the present invention;

FIG. 5 is a schematic cross-sectional front view of the air intake assembly of the present invention;

fig. 6 is a schematic view of the structure of the exhaust pipe of the present invention.

In the figure: 1. a furnace body; 2. a sealing door; 3. a handle; 4. a supporting seat; 5. an air intake assembly; 6. an operation button; 7. a temperature display screen; 8. an air intake box; 9. a filter assembly; 10. a fixed seat; 11. an exhaust pipe; 12. an air inlet; 13. an exhaust port; 14. a first fan; 15. a first shield; 16. a filter box; 17. a first filter screen; 18. an activated carbon layer; 19. a catalyst layer; 20. a second filter screen; 22. a second shield; 23. a fixing plate; 24. a third filter screen; 25. an air inlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-6, the present invention provides a technical solution: a high heat-insulating ceramic fiber muffle furnace comprises a furnace body 1, a sealing door 2 is arranged on one side of the furnace body 1, the sealing door 2 has larger wall thickness, and heat-insulating materials are adopted to improve the heat-insulating property of the furnace body 1, an air inlet assembly 5 is arranged on one side of the furnace body 1, the air inlet assembly 5 comprises an air inlet box 8, a first fan 14 and an air inlet pipe 25, the air inlet box 8 is provided with an exhaust pipe 11, the middle part of the exhaust pipe 11 is of a regular U-shaped bent structure and has larger contact area with air, heat in waste gas can be diffused into the air inlet box 8, the air in the air inlet box 8 is heated, the heat is well utilized, the heat efficiency is improved, an air inlet 12 is arranged on one side of the exhaust pipe 11, an exhaust port 13 is arranged on the other side of the exhaust pipe 11, the air inlet 12 end is communicated with the interior of the furnace body 1, and the exhaust port 13 end is connected with a filtering assembly 9, fixing seats 10 are fixed to the top and the bottom of the inner side of the air inlet box 8, and the exhaust pipe 11 is fixed in the air inlet box 8 through the fixing seats 10.

Four corners of the bottom of the furnace body 1 are fixed with supporting seats 4, one side of the sealing door 2 is fixedly connected with a handle 3 through bolts, one side of the top of the furnace body 1 is provided with an operating button 6 for operating and controlling the muffle furnace, the other side of the top of the furnace body 1 is provided with a temperature display screen 7 for displaying the temperature in the furnace body 1 so as to be convenient for a worker to control the temperature, one side of the furnace body 1 is fixed with a fixing plate 23, an air inlet box 8 is fixed on one side of the furnace body 1 through the fixing plate 23, a first fan 14 is fixedly connected with one side of an opening of the air inlet box 8, the first fan 14 sucks air into the air inlet box 8, the air enters the furnace body 1 through an air inlet pipe 25 after being heated by an exhaust pipe 11 to provide necessary oxygen for combustion in the furnace body 1, one side of the air inlet box 8, which is positioned on the first fan 14, one side of the air inlet box 8, which is close to the furnace body 1, is provided with an air supply port, a third filter screen 24 is arranged at one side of the air supply port, an air inlet pipe 25 is fixed at one side of the air supply port, and the air inlet box 8 is communicated with the interior of the furnace body 1 through the air inlet pipe 25.

According to the working principle or the structural principle, high-temperature waste gas generated in the furnace body 1 enters the exhaust pipe 11 through the air inlet 12 on one side of the exhaust pipe 11 during operation, the middle part of the exhaust pipe 11 is of a regular U-shaped bent structure and has a larger contact area with air, the heat in the waste gas can be dissipated into the air inlet box 8, the air in the air inlet box 8 is heated, the heat is well utilized, the improvement of the heat efficiency is facilitated, the first fan 14 arranged on one side of the air inlet box 8 sucks the air into the air inlet box 8, the air enters the furnace body 1 through the air inlet pipe 25 after being heated by the exhaust pipe 11, necessary oxygen is provided for combustion in the furnace body 1, the first shield 15 can provide protection for the first fan 14 to prevent the first fan 14 from being damaged due to external impact or foreign matter entering, and the furnace body 1, the air inlet box 8, the filter box 16 and the sealing door 2 are all made of heat insulation materials, the heat insulation device has a good heat insulation effect, can effectively avoid heat loss, can improve the heat insulation property of the device, and can greatly improve the heat utilization rate of the device by matching with the heat recovery of the exhaust pipe 11.

Example two

Referring to fig. 1-6, in a difference from the first embodiment: one side of the air inlet component 5 is provided with a filter component 9, the filter component 9 comprises a filter box 16, a first filter screen 17, an activated carbon layer 18, a catalyst layer 19 and a second filter screen 20, the filter box 16 is fixed on one side of the air inlet box 8, the end of the exhaust port 13 of the exhaust pipe 11 is communicated with one side of the filter box 16, the first filter screen 17, the activated carbon layer 18, the catalyst layer 19 and the second filter screen 20 are sequentially fixed in the filter box 16 from left to right, one side of the filter box 16 is provided with a second shield 22, the second shield 22 is fixedly embedded in one side of the filter box 16, and the second shield 22 can provide protection for components in the filter box 16 to avoid damage caused by external impact or foreign matter entering.

According to the working principle or the structural principle, the exhaust gas discharged from the exhaust port 13 enters the filter box 16, the first filter screen 17 arranged in the filter box 16 can filter particles in the exhaust gas, the activated carbon layer 18 can absorb toxic substances in the exhaust gas, and the catalyst layer 19 can catalyze toxic chemical substances in the exhaust gas to accelerate the decomposition of the toxic chemical substances.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high heat insulating ability ceramic fiber muffle furnace, includes furnace body (1), its characterized in that: a sealing door (2) is arranged on one side of the furnace body (1), an air inlet component (5) is arranged on one side of the furnace body (1), and a filtering component (9) is arranged on one side of the air inlet component (5);

the air inlet assembly (5) comprises an air inlet box (8), a first fan (14) and an air inlet pipe (25), the air inlet box (8) is provided with an exhaust pipe (11), one side of the exhaust pipe (11) is provided with an air inlet (12), the other side of the exhaust pipe (11) is provided with an exhaust port (13), the end of the air inlet (12) is communicated with the inside of the furnace body (1), the end of the exhaust port (13) is connected to the filtering assembly (9), the top and the bottom of the inner side of the air inlet box (8) are both fixed with a fixing seat (10), and the exhaust pipe (11) is fixed in the air inlet box (8) through the fixing seat (10);

the filter assembly (9) comprises a filter box (16), a first filter screen (17), an activated carbon layer (18), a catalyst layer (19) and a second filter screen (20), the filter box (16) is fixed on one side of the air inlet box (8), the end of the exhaust port (13) of the exhaust pipe (11) is communicated with one side of the filter box (16), and the first filter screen (17), the activated carbon layer (18), the catalyst layer (19) and the second filter screen (20) are sequentially fixed in the filter box (16) from left to right.

2. The high thermal insulating ceramic fiber muffle furnace of claim 1, wherein: a fixing plate (23) is fixed on one side of the furnace body (1), and the air inlet box (8) is fixed on one side of the furnace body (1) through the fixing plate (23).

3. The high thermal insulating ceramic fiber muffle furnace of claim 1, wherein: the first fan (14) is fixedly connected to one side of an opening of the air inlet box (8), and a first protective cover (15) is fixedly connected to one side, located on the first fan (14), of the air inlet box (8).

4. The high thermal insulating ceramic fiber muffle furnace of claim 1, wherein: air feed case (8) are close to one side of furnace body (1) and have been seted up the air supply mouth, and one side of air supply mouth is provided with third filter screen (24), one side that air feed pipe (25) are fixed in the air supply mouth, air feed case (8) communicate inside furnace body (1) through intake pipe (25).

5. The high thermal insulating ceramic fiber muffle furnace of claim 1, wherein: a second protective cover (22) is arranged on one side of the opening of the filter box (16), and the second protective cover (22) is fixedly embedded into one side of the filter box (16).

6. The high thermal insulating ceramic fiber muffle furnace of claim 1, wherein: supporting seats (4) are fixed at four corners of the bottom of the furnace body (1), and a handle (3) is fixedly connected to one side of the sealing door (2) through bolts.

7. The high thermal insulating ceramic fiber muffle furnace of claim 1, wherein: an operating button (6) is arranged on one side of the top of the furnace body (1), and a temperature display screen (7) is arranged on the other side of the top of the furnace body (1).