CN218673175U

CN218673175U - A tail gas recovery plant for carborundum production

Info

Publication number: CN218673175U
Application number: CN202221817443.6U
Authority: CN
Inventors: 石勇; 黄勇; 石锋
Original assignee: Linshu Dongsheng Abrasive Co ltd
Current assignee: Linshu Dongsheng Abrasive Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-03-21
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a tail gas recovery equipment for carborundum production, including main heat exchange tube, a processing section of thick bamboo is installed to the one end of main heat exchange tube, the lateral wall of handling a section of thick bamboo inserts and installs the outlet duct, the jack has been seted up to the lateral wall of handling a section of thick bamboo, insert and install in the jack and insert a section of thick bamboo, slidable mounting has the winding subassembly in inserting a section of thick bamboo, the one end of crossing the filter bag is installed in the lateral wall winding of main connecting rod, the other end and the auxiliary connecting rod winding installation of crossing the filter bag, the filter bag both ends that this device set up twine respectively on main connecting rod and auxiliary connecting rod, after crossing the outer harmful gas that adsorbs of filter bag a period, the staff observes outlet duct tail gas discharge volume and diminishes, then prove that the active carbon granule in the outer filter bag reaches saturated condition, its active carbon granule inside hole is stifled to die, tail gas discharge is slower, accessible revolute auxiliary connecting rod this moment, make it twine on auxiliary connecting rod, the active carbon granule under the saturated condition and the unsaturated state can be the crisscross the form this moment of filtering bag, avoid influencing the discharge of tail gas.

Description

A tail gas recovery plant for carborundum production

Technical Field

The utility model relates to a tail gas recovery field, specific tail gas recovery plant for carborundum production that says so.

Background

Silicon carbide is an inorganic substance and is prepared by smelting quartz sand, petroleum coke or coal coke, wood dust and other raw materials in a resistance furnace at high temperature. Silicon carbide also has rare mineral in the nature, silicon carbide is extensive for using, it can be called as diamond dust or fire-resistant sand, in silicon carbide production process, when carrying out the pyrometallurgy to the raw materials, can produce a large amount of waste gas, current tail gas recovery plant all can adsorb the harmful gas in the tail gas through setting up the active carbon, its active carbon has platelike or globular, when using spherical active carbon, tail gas can run out through spherical active carbon and the gap of placing between the box lateral wall, if adopt multiply wood active carbon, after the active carbon board adsorption saturation of lower floor, the inside hole of its active carbon can be blocked up, tail gas emission has been influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tail gas recovery plant for carborundum production to prior art not enough.

The utility model provides a technical scheme that its technical problem adopted is: a tail gas recovery device for silicon carbide production comprises a main heat exchange tube, wherein one end of the main heat exchange tube is communicated with an external exhaust pipe, the other end of the main heat exchange tube is provided with a treatment cylinder, the treatment cylinder is communicated with an inner cavity of the main heat exchange tube, an air outlet pipe is inserted into the side wall of the treatment cylinder, the side wall of the treatment cylinder is provided with an insertion hole, an insertion cylinder is inserted into the insertion hole, the left end and the right end of the upper wall of the insertion cylinder are both provided with sliding grooves, and winding assemblies are slidably arranged in the sliding grooves;

the winding assembly comprises two main bearings, a main connecting rod, two auxiliary bearings, an auxiliary connecting rod and a bearing frame, the two main bearings are connected through the main connecting rod, the two auxiliary bearings are connected through the auxiliary connecting rod, one end of the bearing frame is installed on the upper wall of each auxiliary bearing, and the other end of each bearing frame is attached to the lower wall of each main bearing;

the outer side wall of the main connecting rod is wound with one end of the filter bag, and the other end of the filter bag is wound with the auxiliary connecting rod.

Further, the lateral wall of the treatment barrel is provided with a nozzle in an inserting mode, the input end of the nozzle is provided with a water pipe in an inserting mode, the nozzle is located below the insertion barrel, the lower wall of the treatment barrel is provided with a threaded hole, and the threaded hole is internally and rotatably provided with a liquid discharge pipe.

Further, still include cold water storage cistern and waste heat recovery equipment, the lateral wall winding of main heat exchange tube installs vice heat exchange tube, the one end and the cold water storage cistern intercommunication of vice heat exchange tube, the other end and the waste heat recovery equipment installation of vice heat exchange tube.

Further, cross the filter bag including crossing filter bag main part, active carbon particle and connector, the inner chamber of crossing the filter bag main part is filled with active carbon particle, cross the both ends of filter bag main part and all install the connector.

Further, a motor frame is installed on the side wall of the treatment barrel, a motor is installed on the upper wall of the motor frame, the motor is electrically connected with an external power supply, and the output end of the motor penetrates through the treatment barrel and is inserted into the side wall of the treatment barrel and the auxiliary connecting rod to be inserted and installed.

Further, the lateral wall of inserting a section of thick bamboo has cup jointed the seal cover, the lateral wall of seal cover and the inside wall laminating of jack.

The beneficial effects of the utility model are that:

this device is through setting up main connecting rod and vice connecting rod, its both ends of crossing the filter bag twine respectively on main connecting rod and vice connecting rod, after the skin of crossing the filter bag adsorbs harmful gas a period, the staff observes outlet duct tail gas discharge volume and diminishes, then prove that the active carbon granule in the outer filter bag reaches the saturated condition, the inside hole of its active carbon granule is stifled die, tail gas discharge is slower, accessible revolute pair connecting rod this moment, make it will cross the filter bag winding on vice connecting rod, the active carbon granule of saturated condition and the active carbon granule under the unsaturated condition can be the staggered form in the filter bag this moment, avoid influencing the discharge of tail gas.

Drawings

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

Fig. 2 is a schematic view of the structure of the cartridge of the present invention.

Fig. 3 is a schematic diagram of the structure at a in fig. 2.

Fig. 4 is a schematic diagram of the filter bag structure of the present invention.

Description of reference numerals: the device comprises a main heat exchange tube 1, a treatment tube 2, an air outlet tube 3, a jack 4, an inserting tube 5, a sliding chute 6, a winding assembly 7, a main bearing 71, a main connecting rod 72, an auxiliary bearing 73, an auxiliary connecting rod 74, a bearing frame 75, a filter bag 8, a filter bag main body 81, activated carbon particles 82, a connector 83, a nozzle 9, a water pipe 10, a threaded hole 11, a liquid discharge tube 12, a cold water tank 13, a waste heat recovery device 14, an auxiliary heat exchange tube 15, a motor frame 16, a motor 17 and a sealing sleeve 18.

Detailed Description

The invention will be further described with reference to specific examples, which are intended to be illustrative only and not to limit the scope of the invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents also fall within the scope of the appended claims.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the utility model discloses a structure schematic diagram, a tail gas recovery plant for carborundum production, including main heat exchange tube 1, the one end of main heat exchange tube 1 is linked together with outside blast pipe, after tail gas got into main heat exchange tube 1, heat in the tail gas was retrieved and is recycled through vice heat exchange tube 15, a treatment section of thick bamboo 2 was installed to the other end of main heat exchange tube 1, treatment section of thick bamboo 2 communicates with each other with the inner chamber of main heat exchange tube 1, treatment section of thick bamboo 2 carries out purification treatment to the tail gas that has finished heat transfer, the outlet duct 3 is installed in the lateral wall of treatment section of thick bamboo 2, jack 4 has been seted up to the lateral wall of treatment section of thick bamboo 2, jack 5 has been installed in the jack 4 inserts, spout 6 has all been seted up at both ends about the upper wall of jack 5, sliding installation has winding subassembly 7 in spout 6;

the winding assembly 7 comprises two main bearings 71, two main connecting rods 72, two auxiliary bearings 73, two auxiliary connecting rods 74 and two bearing frames 75, wherein the two main bearings 71 are connected through the main connecting rods 72, the two auxiliary bearings 73 are connected through the auxiliary connecting rods 74, one end of each bearing frame 75 is installed on the upper wall of each auxiliary bearing 73, and the other end of each bearing frame 75 is attached to the lower wall of each main bearing 71;

the one end of filter bag 8 is installed in the lateral wall winding of main connecting rod 72, the other end of filter bag 8 and the winding installation of vice connecting rod 74, after filter bag 8 that twines on main connecting rod 72 adsorbs harmful gas a period, the staff observes 3 tail gas discharge volumes of outlet duct and diminishes, then prove that outer interior active carbon particle 82 of filter bag 8 reaches the saturated condition, the inside hole of its active carbon particle 82 is stifled died, thereby it is slower to cause the tail gas to discharge, accessible revolute pair connecting rod 74 this moment, make it will filter bag 8 winding on vice connecting rod 74, the active carbon particle 82 of filter bag 8 internal saturation condition and the active carbon particle 82 under the unsaturated condition can be the crisscross form this moment, thereby make the discharge that its tail gas can be normal.

The lateral wall of a processing section of thick bamboo 2 inserts and installs nozzle 9, nozzle 9's input inserts and installs water pipe 10, nozzle 9 is located the below of inserting section of thick bamboo 5, the lower wall of a processing section of thick bamboo 2 is seted up threaded hole 11, fluid-discharge tube 12 is installed to 11 rotations of threaded hole, water pipe 10 is connected with outside water pump, the water pump is with in water suction water pipe 10, then spout through nozzle 9, spray in a processing section of thick bamboo 2, carry out the preliminary treatment to tail gas, make it can be along with the drop of water fall with great dust in the tail gas, and discharge through fluid-discharge tube 12, avoid great dust to block up active carbon particle 82.

Still include cold water tank 13 and waste heat recovery equipment 14, vice heat exchange tube 15 is installed in the lateral wall winding of main heat exchange tube 1, and the one end and the cold water tank 13 intercommunication of vice heat exchange tube 15, the other end and the waste heat recovery equipment 14 installation of vice heat exchange tube 15 retrieve the heat of being responsible for tail gas in the heat pipe 1 through vice heat exchange tube 15, then recycle the heat of retrieving through waste heat recovery equipment 14.

The filter bag 8 comprises a filter bag main body 81, activated carbon particles 82 and a connector 83, the activated carbon particles 82 are filled in the inner cavity of the filter bag main body 81, and the connectors 83 are installed at two ends of the filter bag main body 81.

The motor frame 16 is installed on the lateral wall of the treatment barrel 2, the motor 17 is installed on the upper wall of the motor frame 16, the motor 17 is electrically connected with an external power supply, the output end of the motor 17 penetrates through the treatment barrel 2 and the lateral wall of the insertion barrel 5 to be inserted into the auxiliary connecting rod 74, and the motor 17 can drive the auxiliary connecting rod 74 to rotate after being electrified so as to wind the filter bag 8.

The outer side wall of the plug cylinder 5 is sleeved with a sealing sleeve 18, the side wall of the sealing sleeve 18 is attached to the inner side wall of the jack 4, and the sealing sleeve 18 can prevent tail gas from escaping out through a gap between the plug cylinder 5 and the jack 4.

The utility model discloses during operation, tail gas that produces during the carborundum production enters into main heat exchange tube 1 earlier in, the heat of accessible auxiliary heat exchange tube 15 tail gas in being responsible for heat pipe 1 this moment is retrieved, then recycle the heat of retrieving through waste heat recovery equipment 14, tail gas after the heat transfer finishes enters into in the processing section of thick bamboo 2, outside water pump is in with water suction water pipe 10 this moment, then spout through nozzle 9, spray in the processing section of thick bamboo 2, carry out the preliminary treatment to tail gas, make it can be along with the drop of water fall with great dust in the tail gas, and discharge through fluid-discharge tube 12, avoid great dust to block up active carbon particle 82, tail gas after the water smoke dust fall filters through crossing bag 8, adsorb harmful gas in to tail gas through active carbon particle 82, after crossing bag 8 absorption harmful gas a period when winding on main connecting rod 72, the staff observes 3 tail gas exhaust emissions of outlet duct and becomes few, then prove that active carbon particle 82 in outer layer filter bag 8 reaches saturated state, its active carbon particle 82 inside is stopped up by the hole, thereby cause tail gas to discharge slower, connecting rod rotates auxiliary connecting rod 74, the accessible, filter bag is the active carbon particle 82 and is the active carbon particle state that it can be the active carbon particle 82 and the active carbon particle is the active particle of crossing under this moment, thereby it can be the active carbon particle of crossing under the bag.

Claims

1. The utility model provides a tail gas recovery plant for carborundum production, includes main heat exchange tube (1), its characterized in that: one end of the main heat exchange tube (1) is communicated with an external exhaust pipe, the other end of the main heat exchange tube (1) is provided with a treatment barrel (2), the treatment barrel (2) is communicated with the inner cavity of the main heat exchange tube (1), an air outlet tube (3) is inserted into the side wall of the treatment barrel (2), the side wall of the treatment barrel (2) is provided with an insertion hole (4), an insertion barrel (5) is inserted into the insertion hole (4), the left end and the right end of the upper wall of the insertion barrel (5) are respectively provided with a sliding groove (6), and a winding assembly (7) is slidably arranged in the sliding groove (6);

the winding assembly (7) comprises two main bearings (71), two main connecting rods (72), two auxiliary bearings (73), two auxiliary connecting rods (74) and a bearing frame (75), the two main bearings (71) and the two auxiliary bearings (73) are connected through the main connecting rods (72), the two auxiliary bearings (73) are connected through the auxiliary connecting rods (74), one end of the bearing frame (75) is installed on the upper wall of each auxiliary bearing (73), and the other end of the bearing frame (75) is in fit connection with the lower wall of each main bearing (71);

the outer side wall of the main connecting rod (72) is wound with one end of the filter bag (8), and the other end of the filter bag (8) is wound with the auxiliary connecting rod (74).

2. The tail gas recovery plant for silicon carbide production according to claim 1, characterized in that: the side wall of the treatment barrel (2) is provided with a nozzle (9) in an inserted mode, the input end of the nozzle (9) is provided with a water pipe (10) in an inserted mode, the nozzle (9) is located below the insertion barrel (5), the lower wall of the treatment barrel (2) is provided with a threaded hole (11), and a liquid discharge pipe (12) is rotatably arranged in the threaded hole (11).

3. The tail gas recovery plant for silicon carbide production according to claim 1, characterized in that: still include cold water storage cistern (13) and waste heat recovery equipment (14), vice heat exchange tube (15) are installed in the lateral wall winding of main heat exchange tube (1), the one end and the cold water storage cistern (13) intercommunication of vice heat exchange tube (15), the other end and the waste heat recovery equipment (14) installation of vice heat exchange tube (15).

4. The tail gas recovery plant for silicon carbide production according to claim 1, characterized in that: filter bag (8) including filter bag main part (81), activated carbon particle (82) and connector (83), the inner chamber of filtering bag main part (81) is filled with activated carbon particle (82), connector (83) are all installed at the both ends of filtering bag main part (81).

5. The tail gas recovery plant for silicon carbide production according to claim 1, characterized in that: the utility model discloses a processing barrel, including a processing barrel (2), motor frame (16) are installed to the lateral wall of handling a section of thick bamboo (2), motor (17) are installed to the upper wall of motor frame (16), motor (17) are connected with external power source electricity, the output of motor (17) runs through a processing section of thick bamboo (2) and inserts the lateral wall and vice connecting rod (74) of a section of thick bamboo (5) and insert the installation.

6. The tail gas recovery plant for silicon carbide production according to claim 1, characterized in that: the outer side wall of the plug tube (5) is sleeved with a sealing sleeve (18), and the side wall of the sealing sleeve (18) is attached to the inner side wall of the jack (4).