CN215810097U

CN215810097U - High-temperature shaft kiln sealing energy-saving device for calcining magnesium, iron and calcium sand

Info

Publication number: CN215810097U
Application number: CN202121381481.7U
Authority: CN
Inventors: 单广飞; 王安广; 丛爱芳; 李鹏程; 曾凡维
Original assignee: Haicheng Houying Refractories Co
Current assignee: Haicheng Houying Refractories Co
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-02-11
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a high-temperature shaft kiln sealing energy-saving device for calcining magnesia-iron-calcium sand, which comprises a base, wherein a shaft kiln body is fixedly arranged on the left side of the top of the base, a feeding pipe is arranged on the top of the shaft kiln body, a feeding hopper is fixedly arranged on the top of the feeding pipe, a first box body is fixedly arranged at the middle end of the top of the base, and a first fan is fixedly arranged on the left side of the top of the first box body. According to the utility model, flue gas is conveyed into the inner cavity of the first box body through the exhaust pipe and the feeding pipe by the input end of the first fan, particles in the flue gas can be filtered by arranging the punching screen plate, the filtered flue gas enters the inner cavity of the second box body through the connecting pipe, fine dust in the flue gas can be adsorbed by arranging the HEPA filter screen and the active carbon filter screen, the flue gas in the inner cavity of the second box body is sucked by the input end of the second fan, and is discharged through the air outlet pipe for collection, so that the effect of waste heat recovery is achieved.

Description

High-temperature shaft kiln sealing energy-saving device for calcining magnesium, iron and calcium sand

Technical Field

The utility model relates to the technical field of shaft kilns, in particular to a high-temperature shaft kiln sealing energy-saving device for calcining magnesium, iron and calcium sand.

Background

The shaft kiln is a thermal equipment for continuously calcining clinker by charging from upper part and discharging from lower part, which is composed of kiln body, charging and discharging device and ventilation equipment, and is widely used for calcining various refractory raw materials and lime, and its advantages are: the shaft kiln is needed to be used in the calcination of the magnesium, iron and calcium sand, but the existing shaft kiln does not have the function of waste heat recovery, wastes resources, has an unsatisfactory energy-saving effect, and is not convenient for people to use.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a high-temperature shaft kiln sealing energy-saving device for calcining magnesia-iron-calcium sand, which has the advantage of energy conservation and solves the problems that the prior shaft kiln does not have the function of waste heat recovery, wastes resources, has an unsatisfactory energy-saving effect and is inconvenient for people to use.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-temperature shaft kiln sealing energy-saving device for calcining magnesia-iron-calcium sand comprises a base, wherein a shaft kiln body is fixedly arranged on the left side of the top of the base, a feeding pipe is arranged at the top of the shaft kiln body, a feeding hopper is fixedly arranged at the top of the feeding pipe, a first box body is fixedly arranged at the middle end of the top of the base, a first fan is fixedly arranged on the left side of the top of the first box body, an input end of the first fan is fixedly connected with an exhaust pipe, one end, away from the first fan, of the exhaust pipe is communicated with the right side of the feeding pipe, an output end of the first fan is fixedly connected with a conveying pipe, the conveying pipe penetrates into an inner cavity of the first box body, a second box body is fixedly arranged on the right side of the top of the base, first clamping seats are fixedly arranged on the upper side and the lower side of an inner cavity of the second box body, HEPA filtering screens are clamped in the inner cavity of the first clamping seats, second clamping seats are fixedly arranged on the upper side and the lower side of the inner cavity of the second box body and on the right side of the first clamping seats, the inner chamber joint of second cassette has the active carbon filter screen, the right-hand member fixed mounting at base top has the second fan, and the input of second fan runs through to the bottom on second box right side.

Preferably, the middle end of the top of the first box body is fixedly provided with a motor, and the output end of the motor is fixedly provided with fan blades.

Preferably, a fixing rod is fixedly installed on the left side of the top of the inner cavity of the first box, and the bottom of the fixing rod is fixedly installed on the inner side of the conveying pipe.

Preferably, the output end of the second fan is fixedly provided with an air outlet pipe, and the outer surface of the air outlet pipe is provided with an electromagnetic valve.

Preferably, the bottom of the right side of the first box body is communicated with a connecting pipe, and the right side of the connecting pipe is communicated with the bottom of the left side of the second box body.

Preferably, the front sides of the first box body and the second box body are respectively and movably provided with a box door through a hinge, and the front side of the box door is fixedly provided with a handle.

Preferably, the left side and the right side of the inner cavity of the first box body are fixedly provided with third clamping seats, and the inner cavity of each third clamping seat is clamped with a punching screen plate.

Compared with the prior art, the utility model provides a high-temperature shaft kiln sealing energy-saving device for calcining the magnesium iron calcium sand, which has the following beneficial effects:

1. according to the utility model, flue gas is conveyed into the inner cavity of the first box body through the exhaust pipe and the feeding pipe by the input end of the first fan, particles in the flue gas can be filtered by arranging the punching screen plate, the filtered flue gas enters the inner cavity of the second box body through the connecting pipe, fine dust in the flue gas can be adsorbed by arranging the HEPA filter screen and the active carbon filter screen, the flue gas in the inner cavity of the second box body is sucked by the input end of the second fan, and is discharged through the air outlet pipe and collected, so that the effect of waste heat recovery is achieved, and the problems that the existing shaft kiln does not have a waste heat recovery function, wastes resources, and is not ideal in energy-saving effect, thereby being inconvenient for people to use are solved.

2. According to the utility model, the air flow rate in the inner cavity of the first box body can be accelerated by arranging the motor and the fan blades, the filtering effect is further improved, and the conveying pipe can be prevented from falling off by arranging the fixing rod.

Drawings

FIG. 1 is a schematic external structural view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the embodiment of the present invention;

fig. 3 is a schematic view of a part a of the enlarged structure in fig. 2.

In the figure: 1. a base; 2. a shaft kiln body; 3. a feed pipe; 4. a feed hopper; 5. an exhaust pipe; 6. a first fan; 7. a motor; 8. a first case; 9. a connecting pipe; 10. a second case; 11. a box door; 12. a second fan; 13. an air outlet pipe; 14. an electromagnetic valve; 15. a fan blade; 16. a first card holder; 17. a second card holder; 18. an active carbon filter screen; 19. a HEPA filter screen; 20. punching a screen plate; 21. a third card holder; 22. a delivery pipe; 23. and (5) fixing the rod.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The base 1, the shaft kiln body 2, the feeding pipe 3, the feeding hopper 4, the exhaust pipe 5, the first fan 6, the motor 7, the first box body 8, the connecting pipe 9, the second box body 10, the box door 11, the second fan 12, the air outlet pipe 13, the electromagnetic valve 14, the fan blades 15, the first clamping seat 16, the second clamping seat 17, the activated carbon filter screen 18, the HEPA filter screen 19, the punching screen plate 20, the third clamping seat 21, the conveying pipe 22 and the fixing rod 23 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the utility model are known by technicians or conventional experimental methods.

Referring to fig. 1-3, a high-temperature shaft kiln sealing energy-saving device for calcining magnesia-iron-calcium sand comprises a base 1, a shaft kiln body 2 is fixedly installed on the left side of the top of the base 1, a feeding pipe 3 is arranged on the top of the shaft kiln body 2, a feeding hopper 4 is fixedly installed on the top of the feeding pipe 3, a first box body 8 is fixedly installed at the middle end of the top of the base 1, a motor 7 is fixedly installed at the middle end of the top of the first box body 8, a fan blade 15 is fixedly installed at the output end of the motor 7, the air flow rate in the inner cavity of the first box body 8 can be accelerated by arranging the motor 7 and the fan blade 15, the filtering effect is further improved, a first fan 6 is fixedly installed on the left side of the top of the first box body 8, an exhaust pipe 5 is fixedly connected to the input end of the first fan 6, one end of the exhaust pipe 5, far away from the first fan 6, is communicated to the right side of the feeding pipe 3, a conveying pipe 22 is fixedly connected to the output end of the first fan 6, the conveying pipe 22 penetrates into the inner cavity of the first box body 8, the fixing rod 23 is fixedly arranged on the left side of the top of the inner cavity of the first box body 8, the bottom of the fixing rod 23 is fixedly arranged on the inner side of the conveying pipe 22, the conveying pipe 22 can be prevented from falling off by arranging the fixing rod 23, the left side and the right side of the inner cavity of the first box body 8 are fixedly provided with the third clamping seats 21, the inner cavity of the third clamping seats 21 is clamped with the punching screen plate 20, the right side of the top of the base 1 is fixedly provided with the second box body 10, the bottom of the right side of the first box body 8 is communicated with the connecting pipe 9, the right side of the connecting pipe 9 is communicated with the bottom of the left side of the second box body 10, the front sides of the first box body 8 and the second box body 10 are movably provided with the box door 11 through hinges, the front side of the box door 11 is fixedly provided with a handle, the upper side and the lower side of the inner cavity of the second box body 10 are fixedly provided with the first clamping seats 16, and the inner cavity of the first clamping seats 16 is clamped with the HEPA filter screen 19, the upper and lower both sides of second box 10 inner chamber and the equal fixed mounting in the right side that is located first cassette 16 have second cassette 17, and the inner chamber joint of second cassette 17 has active carbon filter screen 18, and the right-hand member fixed mounting at base 1 top has second fan 12, and the input of second fan 12 runs through to the bottom on second box 10 right side, and the output fixed mounting of second fan 12 has air outlet pipe 13, and the surface that air outlet pipe 13 is provided with solenoid valve 14.

When in use, the first fan 6 is started by the external controller, the flue gas is conveyed into the inner cavity of the first box body 8 through the exhaust pipe 5 and the inlet pipe 3 by the input end of the first fan 6, the particles in the flue gas can be filtered by arranging the punching screen 20, the filtered flue gas enters the inner cavity of the second box body 10 through the connecting pipe 9, the fine dust in the flue gas can be adsorbed by arranging the HEPA filter screen 19 and the active carbon filter screen 18, the second fan 12 is started by the external controller, the flue gas in the inner cavity of the second box body 10 is sucked by the input end of the second fan 12 and is discharged through the air outlet pipe 13 for collection, the effect of waste heat recovery is achieved, the problems that the existing shaft kiln does not have the function of waste heat recovery, resources are wasted, the energy-saving effect is not ideal, and people cannot use conveniently are solved (the external controller in the application is a PLC controller, simultaneously, two wiring ends of external controller are connected with power plug through the wire, and adopt the commercial power to supply power in this application).

While embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that various modifications and changes may be made in the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a magnesium iron calcium sand calcines with sealed economizer of high temperature shaft kiln, includes base (1), its characterized in that: the vertical kiln is characterized in that a vertical kiln body (2) is fixedly mounted on the left side of the top of the base (1), an inlet pipe (3) is arranged on the top of the vertical kiln body (2), a feed hopper (4) is fixedly mounted on the top of the inlet pipe (3), a first box body (8) is fixedly mounted at the middle end of the top of the base (1), a first fan (6) is fixedly mounted on the left side of the top of the first box body (8), an input end of the first fan (6) is fixedly connected with an exhaust pipe (5), one end, far away from the first fan (6), of the exhaust pipe (5) is communicated with the right side of the inlet pipe (3), an output end of the first fan (6) is fixedly connected with a conveying pipe (22), the conveying pipe (22) penetrates into an inner cavity of the first box body (8), a second box body (10) is fixedly mounted on the right side of the top of the base (1), first clamping seats (16) are fixedly mounted on the upper and lower sides of the inner cavity of the second box body (10), the inner chamber joint of first cassette (16) has HEPA filter screen (19), the equal fixed mounting in the upper and lower both sides of second box (10) inner chamber and the right side that is located first cassette (16) has second cassette (17), the inner chamber joint of second cassette (17) has active carbon filter screen (18), the right-hand member fixed mounting at base (1) top has second fan (12), and the input of second fan (12) runs through to the bottom on second box (10) right side.

2. The high-temperature shaft kiln sealing energy-saving device for the calcination of the magnesium, iron and calcium sand, according to claim 1, is characterized in that: the middle end of the top of the first box body (8) is fixedly provided with a motor (7), and the output end of the motor (7) is fixedly provided with fan blades (15).

3. The high-temperature shaft kiln sealing energy-saving device for the calcination of the magnesium, iron and calcium sand, according to claim 1, is characterized in that: a fixing rod (23) is fixedly mounted on the left side of the top of the inner cavity of the first box body (8), and the bottom of the fixing rod (23) is fixedly mounted on the inner side of the conveying pipe (22).

4. The high-temperature shaft kiln sealing energy-saving device for the calcination of the magnesium, iron and calcium sand, according to claim 1, is characterized in that: the output end of the second fan (12) is fixedly provided with an air outlet pipe (13), and the outer surface of the air outlet pipe (13) is provided with an electromagnetic valve (14).

5. The high-temperature shaft kiln sealing energy-saving device for the calcination of the magnesium, iron and calcium sand, according to claim 1, is characterized in that: the bottom on the right side of the first box body (8) is communicated with a connecting pipe (9), and the right side of the connecting pipe (9) is communicated with the bottom on the left side of the second box body (10).

6. The high-temperature shaft kiln sealing energy-saving device for the calcination of the magnesium, iron and calcium sand, according to claim 1, is characterized in that: the front sides of the first box body (8) and the second box body (10) are respectively and movably provided with a box door (11) through hinges, and the front side of the box door (11) is fixedly provided with a handle.

7. The high-temperature shaft kiln sealing energy-saving device for the calcination of the magnesium, iron and calcium sand, according to claim 1, is characterized in that: the left and right sides of the inner cavity of the first box body (8) are fixedly provided with third clamping seats (21), and the inner cavity of each third clamping seat (21) is clamped with a punching screen (20).