CN114738765A

CN114738765A - Combustible waste incineration device for rare earth production

Info

Publication number: CN114738765A
Application number: CN202210340152.0A
Authority: CN
Inventors: 张修普; 赖伟南
Original assignee: Longnan Heli Rare Earth Smelting Co ltd
Current assignee: Longnan Heli Rare Earth Smelting Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-12
Anticipated expiration: 2042-04-02
Also published as: CN114738765B

Abstract

The invention discloses a combustible waste incineration device for rare earth production, which comprises a turning device, wherein the turning device comprises a containing tank, a gear ring, a motor and a gear, and can contain and turn combustible waste to better incinerate the combustible waste; the ignition device comprises a connecting pipe, an air jet, a nozzle and an igniter, and can ignite the edges of the combustible waste contained in the turning device, so that the burning efficiency is improved; the ventilation device comprises a vent hole and a one-way valve, and is used for connecting the air inlet pump and the exhaust pump, so that the combustion-supporting gas and the burnt waste gas can be conveniently discharged; sealing device includes induction column, mounting bracket, first hall element, spacing ring, first ball, connects silo, second hall element, cylinder, installation shell and second ball, maintains the burning environment in the splendid attire jar when guaranteeing to go up unloading convenient.

Description

Combustible waste incineration device for rare earth production

Technical Field

The invention relates to the field of rare earth waste treatment, in particular to a combustible waste incineration device for rare earth production.

Background

In the process of mining and refining production of rare earth, a large amount of waste is generated, in order to reach the emission standard established by the state, the generated waste must be treated, and some combustible waste can be incinerated by utilizing the combustibility of the waste, but the combustible waste is extracted from the rare earth and then becomes granular solid, so that the combustible waste can be accumulated when the common incinerating device is incinerated, the incineration spreading effect is poor due to gaps among the granular solid, the interior cannot be incinerated, the combustible waste is insufficiently incinerated, the environment can still be polluted when the incinerated combustible waste is subsequently discharged, and the required effect of treating the rare earth waste cannot be achieved.

For example, CN201711273588.8 proposes a combustible waste incineration device for rare earth production, which comprises legs and the like; the bottom between the left and right side support legs is connected with a support plate, the middle of the top of the support plate is vertically connected with a support rod, the support rod and the top of the left side support leg are provided with a conveying mechanism, and the right side of the top of the support plate is provided with an incineration mechanism. The invention carries out incineration treatment on combustible waste in rare earth through the mutual matching of the conveying mechanism and the incineration mechanism, and simultaneously achieves the effects of good treatment effect, simple and convenient operation and waste gas treatment by optimizing the air treatment mechanism, the conveying belt cleaning mechanism and the auxiliary cleaning mechanism.

The invention can utilize the turning device to fully burn the piled granular combustible waste, thereby achieving the effect of effectively treating the combustible waste.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a combustible waste incineration apparatus for rare earth production, which can sufficiently incinerate accumulated granular combustible waste by using a stirring device, thereby achieving an effect of effectively treating the combustible waste.

The invention provides a combustible waste incineration device for rare earth production, which is characterized in that: the device comprises supporting legs, a turning device for containing combustible waste, an ignition device for burning the combustible waste, a ventilation device for introducing and discharging gas and a sealing device for loading and unloading, wherein the supporting legs are fixed on the ground, the turning device is installed in the middle of the supporting legs, the ignition device is fixed in the middle of the supporting legs, the ventilation device is positioned above the ignition device, and the sealing device is positioned on the outer side of the turning device.

Further, the device that turns includes splendid attire jar, ring gear, motor and gear, and the splendid attire jar rotary type is installed in the middle of the supporting legs, and the splendid attire jar outside is fixed with the ring gear, and on the supporting legs was located to the motor, the gear was fixed in on the motor output shaft, gear and ring gear meshing.

Further, ignition includes connecting pipe, air jet, nozzle and some firearm, and in the middle of the connecting pipe is fixed in the supporting legs, connecting pipe one end is equipped with the interface, and the air jet equipartition is in the connecting pipe side, and the nozzle is installed in the air jet front end, and some firearm is fixed in the air jet top.

Furthermore, the ventilation device comprises a ventilation port and a one-way valve, the ventilation port is fixed at two ends of the supporting leg, and the tail end of the ventilation port is provided with the one-way valve.

Further, the sealing device comprises an induction column, a mounting frame, a first Hall element, a limiting ring and a first ball, connect the silo, second hall element, the cylinder, mounting shell and second ball, the response post is fixed in on the splendid attire jar, the mounting bracket is fixed in the supporting legs top, the mounting bracket is located the splendid attire jar top, the spacing ring is fixed in the mounting bracket below, the spacing ring is located the splendid attire jar side, first hall element is fixed in the mounting bracket top, first hall element is located the response post top, first hall element corresponds with the response post, first ball passes through spring mounting in the spacing ring inboard, it is fixed in the spacing ring below to connect the silo, second hall element installs on connecing the silo, second hall element corresponds with first hall element, the cylinder is fixed in and connects between silo and the supporting legs, the mounting shell is fixed in on the cylinder telescopic link, second ball movable mounting is on the mounting shell.

Furthermore, the containing tank is cylindrical with two small ends and a large middle part, a vacuum cavity is arranged in the containing tank, an opening is formed above the containing tank, and a sealing cover is rotatably arranged on the opening.

Furthermore, an air inlet is formed in the side face of the air jet, and a thin plate bulge is arranged in the nozzle.

Furthermore, the middle part of the connecting pipe is in two connected arcs, the arcs are matched with the shape of the containing tank, and the air jet is obliquely arranged with an inclination angle of 30-60 degrees.

Furthermore, the outer side of the sealing cover is of an arc-shaped structure, the arc-shaped structure is the same as a rotating shaft of the containing tank, and the first ball and the second ball can be in contact with the sealing cover when the containing tank rotates.

Furthermore, the side surface of the material receiving groove is provided with a avoiding hole corresponding to the sealing cover, and the lower part of the material receiving groove is provided with a discharging hole.

Has the advantages that:

1. the splendid attire jar rotary type is installed in the middle of the supporting legs, the splendid attire jar is the little big cylindric in middle of both ends, the splendid attire jar outside is fixed with the ring gear, the motor is located on the supporting legs, the gear is fixed in on the motor output shaft, gear and ring gear meshing, can be when guaranteeing the more combustible waste of splendid attire, make the marginal attenuation of combustible waste, conveniently light and burn, and drive the splendid attire jar through the motor and rotate, make the combustible waste in the splendid attire jar can stir, the combustible waste after having avoided piling up can not effectively burn in the middle of.

2. The nozzle is installed in the air jet front end, and some firearm is fixed in the air jet top, and open the air jet side has the inlet port, is equipped with the sheet metal arch in the nozzle, and the air jet sets up for the slope, and inclination is 30-60, through the air jet that the slope set up for flame from the nozzle spun is the slope form, can accurately light the edge of the accumulational combustible waste in the splendid attire jar, and this combustible waste fires the burning fast, improves incineration efficiency.

3. First ball passes through spring mounting inboard in the spacing ring, and the cylinder is fixed in and connects between silo and the supporting legs, and on the installation shell was fixed in the cylinder telescopic link, second ball movable mounting was on the installation shell, first ball and second ball can contact with sealed lid when the splendid attire jar rotates, made sealed lid keep sealed, maintained the burning environment in the splendid attire jar.

4. The blow vent is fixed in the supporting legs both ends, and the blow vent end is equipped with the check valve, and the accessible blow vent lets in combustion-supporting gas during the use, and the other end passes through the blow vent and connects the aspiration pump to take out the waste gas that produces after the burning to make the splendid attire jar in form the good environment of burning, thereby improve the incineration efficiency of combustible waste, and effectively collect the waste gas that burns the production, the processing of the waste gas of being convenient for.

The implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the overall structure of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Fig. 4 is a cross-sectional view of the canister of the present invention.

Fig. 5 is a schematic view of the overall structure of the ignition device of the present invention.

Fig. 6 is a cross-sectional view of the ignition device of the present invention.

Fig. 7 is a schematic view of the overall structure of the sealing device of the present invention.

Figure 8 is a cross-sectional view of a stop collar of the present invention.

Fig. 9 is a schematic view of the overall structure of the mounting housing and the second ball of the present invention.

Reference numerals: supporting legs 1; a containing tank 2; a vacuum chamber 3; a ring gear 4; an induction column 5; a sealing cover 6; a motor 7; a gear 8; a vent 9; a check valve 10; a connecting pipe 11; an interface 12; an air ejection port 13; an air intake hole 14; a nozzle 15; an igniter 16; a mounting frame 17; a first hall element 18; a retainer ring 19; a first ball 20; a spring 21; a receiving trough 22; a blanking hole 23; a second hall element 24; a cylinder 25; a mounting housing 26; and a second ball 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments, and in order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below, which are, of course, merely examples and are not intended to limit the present invention.

In the following, referring to the accompanying drawings, a combustible waste incineration device for rare earth production according to an embodiment of the invention is described, as shown in fig. 1 to 9, the combustible waste incineration device for rare earth production comprises a supporting leg 1, a turning device for containing combustible waste, an ignition device for incinerating combustible waste, a ventilation device for introducing and discharging gas, and a sealing device for loading and unloading materials, wherein the supporting leg 1 is fixed on the ground, the turning device is arranged in the middle of the supporting leg 1, the ignition device is fixed in the middle of the supporting leg 1, the ventilation device is positioned above the ignition device, and the sealing device is positioned outside the turning device.

As shown in fig. 3 and 4, the incineration device for combustible waste produced by rare earth comprises a turning device, the turning device comprises a containing tank 2, a gear ring 4, a motor 7 and a gear 8, the containing tank 2 is rotatably arranged in the middle of a supporting leg 1, the containing tank 2 is in a cylindrical shape with two small ends and a large middle part, can be when guaranteeing the more combustible waste A of splendid attire, make combustible waste A's edge attenuation, conveniently light and burn, be equipped with vacuum cavity 3 in the splendid attire jar 2, play the thermal-insulated effect of heat preservation, 2 tops of splendid attire jar are opened there is the opening, sealed lid 6 is installed to the rotation type on the opening, guarantee the leakproofness in the

splendid attire jar

2, 6 outsides of sealed lid are the arc structure, the arc structure is the same with the rotation axis of

splendid attire jar

2, 2 outsides of splendid attire jar are fixed with ring gear 4, motor 7 is located on supporting legs 1, gear 8 is fixed in on the motor 7 output shaft, gear 8 and ring gear 4 meshing.

In a specific embodiment: when using, combustible waste A is packed into through 2 top openings in the splendid attire jar, the combustible waste A of packing into can form thick in the middle of, the thin form of piling up in edge, motor 7 starts through external power supply, drive gear 8 and rotate, thereby make splendid attire jar 2 rotatory through ring gear 4, thereby drive the combustible waste A in the splendid attire jar 2, make combustible waste A form high low on one side along the direction of rotation, then because the influence of gravity factor, combustible waste A on one side of higher can fall, make combustible waste A turn over.

As shown in fig. 3, 5 and 6, the combustible waste incineration device for rare earth production comprises an ignition device, the ignition device comprises a connecting pipe 11, an air nozzle 13, a nozzle 15 and an igniter 16, the connecting pipe 11 is fixed in the middle of the supporting leg 1, one end of the connecting pipe 11 is provided with a connector 12, the middle part of the connecting pipe 11 is in two connected arcs, the arcs are matched with the shape of the containing tank 2, the air nozzle 13 is uniformly distributed on the side surface of the connecting pipe 11, the nozzle 15 is installed at the front end of the air nozzle 13, the igniter 16 is fixed above the air nozzle 13, the side surface of the air nozzle 13 is provided with an air inlet 14, a thin plate bulge is arranged in the nozzle 15, the air nozzle 13 is arranged in an inclined mode, and the inclination angle is 30-60 degrees.

In a specific embodiment: the connecting pipe 11 is fed with high-pressure combustible gas through the interface 12, the high-pressure combustible gas passes through the gas jet 13 and then is jetted out from the nozzle 15, meanwhile, the igniter 16 generates electric sparks through an external power supply, so that the jetted combustible gas is ignited, and the jetted flames burn the edge of the combustible waste A along the inclination angle of the gas jet 13.

When the flame is sprayed out, the flame cannot be sprayed out along the air inlet 14 formed on the air nozzle 13 due to the high pressure of the flame, but a low-pressure area is formed outside the air inlet 14 due to the combustible gas flowing at high speed in the air nozzle 13, so that oxygen enters from the air inlet 14 and is mixed with the combustible gas, and the combustion supporting effect is achieved.

As shown in figure 5, the incineration device for combustible waste produced in rare earth comprises a ventilation device, wherein the ventilation device comprises a ventilation port 9 and a one-way valve 10, the ventilation port 9 is fixed at two ends of the supporting leg 1, and the tail end of the ventilation port 9 is provided with the one-way valve 10.

In a specific embodiment: when in use, combustion-supporting gas can be introduced through the vent hole 9, and the other end of the vent hole 9 is connected with a suction pump to pump off waste gas generated after combustion, so that a good incineration environment is formed in the containing tank 2.

As shown in fig. 1, 3, 4, 7, 8 and 9, the incineration device for combustible waste produced by rare earth comprises a sealing device, the sealing device comprises a sensing column 5, a mounting frame 17, a first hall element 18, a limiting ring 19, a first ball 20, a receiving groove 22, a second hall element 24, a cylinder 25, a mounting shell 26 and a second ball 27, the sensing column 5 is fixed on the containing tank 2, the mounting frame 17 is fixed above the supporting legs 1, the mounting frame 17 is positioned above the containing tank 2, the limiting ring 19 is fixed below the mounting frame 17, the limiting ring 19 is positioned on the side surface of the containing tank 2, the first hall element 18 is fixed above the mounting frame 17, the first hall element 18 is positioned above the sensing column 5, the first hall element 18 corresponds to the sensing column 5 and is convenient to position, the first ball 20 is mounted on the inner side of the limiting ring 19 through a spring 21, the receiving groove 22 is fixed below the limiting ring 19, connect the silo 22 side to open and to have the dodge hole that corresponds with sealed lid 6, connect silo 22 below to open and to have unloading hole 23 for discharge combustible waste A after burning, second hall element 24 installs on connecing silo 22, second hall element 24 corresponds with first hall element 18, be convenient for fix a position, cylinder 25 is fixed in and connects between silo 22 and the supporting legs 1, installation shell 26 is fixed in on the cylinder 25 telescopic link, second ball 27 movable mounting is on installation shell 26, first ball 20 and second ball 27 can be in the splendid attire jar 2 when rotating with sealed lid 6 contact.

In a specific embodiment: in the process of rotation of the containing tank 2, the sealing cover 6 is in contact with the first ball 20 and the second ball 27, so that the sealing cover 6 keeps sealed, the burning environment in the containing tank 2 is maintained, and when burning starts and ends, the containing tank 2 can be accurately positioned at a feeding or discharging position through the motor 7 by the induction positioning of the induction column 5 and the first Hall element 18 and the second Hall element 24.

During the unloading, cylinder 25 starts through external air pump, makes cylinder 25 telescopic link withdraw for installation shell 26 and the displacement of second ball 27, thereby make the sealed lid 6 that is located on the splendid attire jar 2 of unloading position open because of gravity and the inside weight of burning the combustible waste A after the sintering, thereby make the combustible waste A after burning the sintering discharge through unloading hole 23.

The working principle is as follows: when the combustible waste incineration device is used, the combustible waste A is filled through the opening at the upper part of the containing tank 2, the filled combustible waste A can form a stacked form with thick middle and thin edge, the motor 7 is started through an external power supply to drive the gear 8 to rotate, so that the containing tank 2 is rotated through the gear ring 4, the combustible waste A in the containing tank 2 is driven, the combustible waste A forms a shape with one high side and one low side along the rotating direction, then the combustible waste A with the higher side can fall down due to the influence of gravity factors, the combustible waste A is turned over, meanwhile, the high-pressure combustible gas is introduced into the connecting pipe 11 through the interface 12, the high-pressure combustible gas passes through the air jet 13 and is jetted out through the nozzle 15, meanwhile, the igniter 16 generates electric sparks through the external power supply, so that the jetted-out combustible gas is ignited, and the jetted-out flame burns the edge of the combustible waste A along the inclination angle of the air jet 13, in the process of rotation of the container 2, the sealing cover 6 is in contact with the first ball 20 and the second ball 27, so that the sealing cover 6 keeps sealed, the incineration environment in the container 2 is maintained, when incineration starts and is finished, the container 2 can be accurately positioned at the loading or unloading position through the motor 7 by the induction positioning of the induction column 5 and the first hall element 18 and the second hall element 24, during unloading, the cylinder 25 is started through an external air pump, so that the telescopic rod of the cylinder 25 is retracted, the mounting shell 26 and the second ball 27 are displaced, the sealing cover 6 on the container 2 at the unloading position is opened due to gravity and the weight of the combustible waste A after internal incineration and sintering, and the combustible waste A after incineration and sintering is discharged through the unloading hole 23.

Claims

1. The utility model provides a tombarthite production combustible waste incineration device which characterized in that: the device comprises supporting legs, a turning device for containing combustible waste, an ignition device for burning the combustible waste, a ventilation device for introducing and discharging gas and a sealing device for loading and unloading, wherein the supporting legs are fixed on the ground, the turning device is installed in the middle of the supporting legs, the ignition device is fixed in the middle of the supporting legs, the ventilation device is positioned above the ignition device, and the sealing device is positioned on the outer side of the turning device.

2. The incineration device for the combustible waste produced by rare earth according to claim 1, wherein the turning device comprises a holding tank, a gear ring, a motor and a gear, the holding tank is rotatably mounted in the middle of the supporting legs, the gear ring is fixed on the outer side of the holding tank, the motor is arranged on the supporting legs, the gear is fixed on the output shaft of the motor, and the gear is meshed with the gear ring.

3. The incineration device for the combustible waste produced from the rare earth according to claim 1, wherein the ignition device comprises a connecting pipe, an air nozzle, a nozzle and an igniter, the connecting pipe is fixed in the middle of the supporting leg, one end of the connecting pipe is provided with an interface, the air nozzle is uniformly distributed on the side surface of the connecting pipe, the nozzle is installed at the front end of the air nozzle, and the igniter is fixed above the air nozzle.

4. The incineration device of the rare earth production combustible waste according to claim 1, wherein the ventilation device comprises a ventilation port and a one-way valve, the ventilation port is fixed at both ends of the supporting leg, and the one-way valve is arranged at the tail end of the ventilation port.

5. The incineration device for combustible waste produced in rare earth according to claim 1, wherein the sealing device comprises an induction column, a mounting frame, a first hall element, a limiting ring, a first ball, a receiving groove, a second hall element, a cylinder, a mounting shell and a second ball, the induction column is fixed on the holding tank, the mounting frame is fixed above the supporting legs, the mounting frame is positioned above the holding tank, the limiting ring is fixed below the mounting frame, the limiting ring is positioned on the side surface of the holding tank, the first hall element is fixed above the mounting frame, the first hall element is positioned above the induction column, the first hall element corresponds to the induction column, the first ball is mounted on the inner side of the limiting ring through a spring, the receiving groove is fixed below the limiting ring, the second hall element is mounted on the receiving groove, the second hall element corresponds to the first hall element, the cylinder is fixed between the receiving groove and the supporting legs, the mounting shell is fixed on the telescopic rod of the cylinder, and the second ball is movably mounted on the mounting shell.

6. The incineration apparatus of the combustible waste produced from rare earth according to claim 2, wherein the container is a cylinder with two small ends and a large middle, a vacuum chamber is provided in the container, an opening is provided above the container, and a sealing cover is rotatably provided on the opening.

7. The incineration apparatus of a combustible waste produced from rare earth as claimed in claim 3, wherein the side of said air jet has an air inlet hole, and a thin plate projection is provided in the nozzle.

8. The incineration apparatus of combustible waste produced from rare earth according to claim 3, wherein the middle portion of the connection pipe is in two connected arcs, the arcs fit the shape of the holding tank, and the gas injection port is arranged obliquely at an angle of 30 ° to 60 °.

9. An incineration apparatus for combustible waste produced from rare earth as set forth in claim 6, wherein an outer side of said sealing cover has an arc-shaped configuration which is identical to a rotation axis of the canister, and the first ball and the second ball are adapted to contact the sealing cover when the canister is rotated.

10. The incineration device of the combustible waste produced from the rare earth as in claim 6, wherein the side surface of the receiving groove is provided with a relief hole corresponding to the sealing cover, and the lower part of the receiving groove is provided with a blanking hole.