CN109047313A - A kind of heat resource equipment and its method for thermal desorption soil sanitation - Google Patents

A kind of heat resource equipment and its method for thermal desorption soil sanitation Download PDF

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Publication number
CN109047313A
CN109047313A CN201810938466.4A CN201810938466A CN109047313A CN 109047313 A CN109047313 A CN 109047313A CN 201810938466 A CN201810938466 A CN 201810938466A CN 109047313 A CN109047313 A CN 109047313A
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CN
China
Prior art keywords
fuel oil
air
fuel
chamber
combustion
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CN201810938466.4A
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Chinese (zh)
Inventor
张兰英
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南通劲凌智能科技有限公司
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Priority to CN201810938466.4A priority Critical patent/CN109047313A/en
Publication of CN109047313A publication Critical patent/CN109047313A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C1/00Reclamation of contaminated soil
    • B09C1/06Reclamation of contaminated soil thermally
    • B09C1/065Reclamation of contaminated soil thermally by pyrolysis

Abstract

The invention discloses a kind of heat resource equipments for thermal desorption soil sanitation, column oven enclosure including erectting posture, the inner cavity of the oven enclosure is cylindricality combustion chamber, the inner wall of the combustion chamber spirals in the shape of a spiral is provided with conduction oil heat exchanger tube, the spiral upper end of the conduction oil heat exchanger tube is connected to oil inlet pipe, and the spiral lower end of the conduction oil heat exchanger tube is connected to flowline;Since centrifugation flame gyro is in continuous rotation state under the recoil effect that flame sprays, thus each elbow pipe end spout, which jets out flames, to realize being heated evenly for conduction oil heat exchanger tube globality in the periodically continued inswept whole circle of conduction oil heat exchanger tube one to spiral in the shape of a spiral.

Description

A kind of heat resource equipment and its method for thermal desorption soil sanitation

Technical field

The invention belongs to soil remediation field more particularly to a kind of heat resource equipments and its side for thermal desorption soil sanitation Method.

Background technique

The mode that existing soil thermal desorption often directlys adopt flame carries out the Tu Yuan in soil thermal desorption chamber strong High-temperature heating be easy to cause in native source in this way and generates the changes such as the additional oxidation except being desorbed of volatilizing, decomposition since temperature is excessively high Reaction is learned, secondary pollution is caused;

Therefore a kind of heat source of the heat source as soil thermal desorption equipment using conduction oil as heat-conducting medium is needed, in this way Soil Thermal desorption process can be allowed mild using heat-conducting oil heating, the mild gasification of the volatile contaminant in soil is simultaneously detached from soil The mode of earth, this mild thermal desorption has many advantages, such as that soil is recycling, this to adopt especially to this kind of chlorinated organics of PCBs Dioxin can be substantially reduced with the processing mode of the non-oxide burning of conduction oil to generate;

Existing heat-conducting oil heating equipment general has heating not enough rapidly with uniform drawback, and limitation is not repaired with soil The heat-conducting oil heating equipment in multiple field also has such drawback, thus scheme documented by present specification can be used for it The heat-conducting oil heating technology in his field.

Summary of the invention

Goal of the invention: in order to overcome the deficiencies in the prior art, it is rapid that the present invention provides a kind of pair of heat-conducting oil heating A kind of heat resource equipment and its method for thermal desorption soil sanitation.

Technical solution: to achieve the above object, a kind of heat resource equipment for thermal desorption soil sanitation of the invention, including The column oven enclosure of posture is erect, the inner cavity of the oven enclosure is cylindricality combustion chamber, and the inner wall of the combustion chamber is in Helical spiral is provided with conduction oil heat exchanger tube, and the spiral upper end of the conduction oil heat exchanger tube is connected to oil inlet pipe, the conduction oil The spiral lower end of heat exchanger tube is connected to flowline;

Also concentric rotation, which is provided with, in the combustion chamber is centrifuged flame gyro, in the centrifugation flame gyro rotary course To the continuous jet flames of conduction oil heat exchanger tube;Open fire igniter is additionally provided in the cylindricality combustion chamber;It further include smoke exhaust pipe, The smoke inlet of the smoke exhaust pipe is connected to the combustion chamber.

Further, the centrifugation flame gyro is integrally in the top in shape for erectting posture, the top of the centrifugation flame gyro Spiral shell upper section is cylindrical shell, and the gyro lower section of the centrifugation flame gyro is in solid cone;The bottom end one of the gyro lower section Body is provided with roof structure, and the concentric support in the bottom end of the top dome contacts the horizontal cavity bottom of the cylindricality combustion chamber;

The inner cavity of the gyro upper section is columnar Air pressure accumulation chamber, and Air pressure accumulation bottom of chamber portion is provided with round recessed Slot;The Air pressure accumulation it is intracavitary it is also concentric be provided with central siphon, it is recessed that the lower end integration of the central siphon connects the circle The bottom of slot, the upward concentric roof for stretching out the oven enclosure in the upper end of the central siphon, the outer wall of the central siphon It is integrated with the top wall body of the gyro upper section connection, and the upper end outer wall of the central siphon also with the oven enclosure Roof passes through the first sealing bearing rotation connection;

It is also concentric in the pipe of the central siphon to be provided with inner tube, the inner wall of the outer wall of said inner tube and the central siphon it Between form central column fuel oil vertical passageway, setting is closed in the lower end of the fuel oil vertical passageway;It is formed and is helped inside said inner tube Fire air vertical passageway;

Air duct is provided in the solid of the gyro lower section, one end of the air duct is connected to the combustion-supporting sky The lower end of gas vertical passageway, the air duct other end are connected to the circular groove bottom;

The over top of the oven enclosure is concentric to be provided with rotational-like fuel oil storage liquid case, and the fuel oil stores liquid Box cavity is fuel chamber;The fuel oil stores liquid case bottom Integral synchronous and connects the central siphon upper end, and the fuel chamber bottom Portion is connected to the upper end of the fuel oil vertical passageway;

Said inner tube extends upwardly to fuel oil and stores at the top of liquid case, and upper end of inner tube outer wall integration connects the fuel oil and stores Wall body at the top of liquid case, the fuel oil, which stores, to be gone back the integrated coaxial heart on wall body at the top of liquid case and is connected with hard blast pipe, the hard Lower end is connected to the upper end of the combustion air vertical passageway in the pipe of blast pipe;It further include combustion air supply pipe, it is described combustion-supporting The gas outlet of air supply pipe and the upper end of the hard blast pipe are socketed by the second sealing bearing rotation.

Further, the equidistant array of the cylinder wall body of gyro upper section integration along the longitudinal direction has several hard wind Pipe, the outer end of each hard air hose extend outwardly along the radial direction of the gyro upper section, the root of each hard air hose The Air pressure accumulation chamber is connected jointly, the end integration conducting of each hard air hose is connected with the elbow along horizontal deviation Pipe, the injection direction of each elbow pipe end spout is all the same, and each elbow pipe end spout sprays the recoil of gas Centrifugation flame gyro rotation described in power drive;

The equidistant array of the outer wall of central siphon integration along the longitudinal direction has several lateral fuel ducts, the laterally combustion It is provided with fuel oil centrifugal drying liquid channel inside oil-piping layout in the axial direction, and each fuel oil centrifugal drying liquid channel is in described The fuel oil vertical passageway is laterally connected in one end of central siphon;The end of each lateral fuel duct is concentric to protrude into each institute In the pipe for stating hard air hose, and Ring-cylindrical air guide is formed between the inner wall of hard air hose and corresponding lateral fuel duct outer wall Channel, the intracavitary pressure accumulation air of the Air pressure accumulation can be ejected in the elbow chamber of swan neck by Ring-cylindrical air guide channel;

The intersegmental part setting cylindricality that lateral fuel duct protrudes into the hard air hose pipe gets rid of sap cavity, described to get rid of sap cavity company Lead to the outlet end in the fuel oil centrifugal drying liquid channel, the sap cavity that gets rid of is far from the closed at one end of the fuel oil centrifugal drying liquid channel; If circumferentially array is evenly equipped with dry liquids and throws away mouth on the cylinder wall body for getting rid of sap cavity, the liquid got rid of in sap cavity passes through several liquid Body throws away mouth and flows out in Ring-cylindrical air guide channel.

Further, the side got rid of in sap cavity far from fuel oil centrifugal drying liquid channel is concentric is provided with cylindric spool Limit base, it is concentric in the spool limit base to be provided with spool pilot hole, rebound spring is provided in the spool pilot hole; It further include pillar shaped movable spool, the one end of the movable valve plug far from fuel oil centrifugal drying liquid channel is concentric to be protruded into the spool and lead Xiang Kongzhong, the movable valve plug are provided with taper valve nozzle close to one end of the fuel oil centrifugal drying liquid channel outlet;Free state Under, taper valve nozzle blocks the outlet in the fuel oil centrifugal drying liquid channel under the elastic force effect of rebound spring.

Further, a method of the heat resource equipment for thermal desorption soil sanitation:

Whole: under the action of recirculation pump, the cold oil oil outlet of soil sanitation thermal desorption heat-releasing apparatus is led after cooling Hot oil is arranged by oil inlet pipe into conduction oil heat exchanger tube, and the conduction oil in conduction oil heat exchanger tube passes through after being heated by combustion chamber Oil pipe imported into the hot oil oil inlet end of soil sanitation thermal desorption heat-releasing apparatus again, is the heat supply of thermal desorption soil;

Specifically to the method for conduction oil heat exchanger tube heating:

Ethyl alcohol, methanol or gasoline liquid fuel are filled in the fuel chamber for storing liquid case to fuel oil, and then makes fuel oil vertical passageway With in each fuel oil centrifugal drying liquid channel be filled with fuel oil, fuel oil is filled with and is centrifuged flame gyro and do not rotate in fuel chamber Under state, fuel oil centrifugal drying liquid channel exit fuel oil has overcome the rebound of rebound spring to the hydraulic thrust deficiency of taper valve nozzle Elastic force, and then taper valve nozzle fuel oil centrifugal drying liquid channel outlet is made to be in blocked state;Start in combustion air supply pipe at this time Centrifugation booster fan, and then the combustion air of high pressure is made to enter air by combustion air vertical passageway and air duct Pressure accumulation is intracavitary, and then the intracavitary air pressure of Air pressure accumulation gradually increases, and then the intracavitary pressure accumulation air of Air pressure accumulation passes through each ring Cylindricality air guide channel is gone out into the elbow chamber of swan neck, and then the end spout of combustion air from each swan neck is rapid simultaneously It sprays, makes rotating motion since the recoil power drive centrifugation flame gyro that the end spout of each swan neck sprays gas, this When movable valve plug by outside centrifugal force, and then taper valve nozzle by fuel oil centrifugal drying liquid channel outlet hydraulic thrust with from Intracardiac resultant force starts to overcome the rebound elastic force of rebound spring, and then movable valve plug starts to do centrifugal movement, and then taper valve nozzle Start the outlet for being detached from fuel oil centrifugal drying liquid channel, and then the fuel oil in fuel oil centrifugal drying liquid channel is in hydraulic coupling and centrifugal force Cylindricality is imported under effect rapidly to get rid of in sap cavity, cylindricality get rid of the fuel oil in sap cavity pass through under the influence of centrifugal force it is each circumferentially If the uniformly distributed dry liquids of array throw away mouth and get rid of extrusion Ring-cylindrical air guide channel, the fuel liquid that mouth gets rid of extrusion is thrown away from each liquid Swiftly flowing combustion air is encountered in Ring-cylindrical air guide channel, fuel oil liquid pearl is in Ring-cylindrical air guide channel by the combustion-supporting sky of high speed Gas tears rapidly atomization, and atomizating phenomenon occurs rapidly and mixes combustion air, the mixing of final fuel spray and combustion air rapidly Object is ejected in combustion chamber from elbow pipe end spout, starts the open fire igniter in combustion chamber at the same time, and then make curved The mixture of fuel spray and combustion air that head tube end spout sprays is lighted, and then it is violent to spray each elbow pipe end spout Strong flame, and on the conduction oil heat exchanger tube that spirals in the shape of a spiral of the inner wall for spraying to combustion chamber;Since centrifugation flame gyro is in fire The recoil effect of flame injection is lower to be in continuous rotation state, thus it can be in periodically to connect that each elbow pipe end spout, which jets out flames, Continue the inswept whole circle of conduction oil heat exchanger tube one to spiral in the shape of a spiral, realizes being heated evenly for conduction oil heat exchanger tube globality;Finally The flue gas generated in combustion chamber is discharged by smoke exhaust pipe;When needing to stop the burning in combustion chamber, combustion air supply pipe is closed On centrifugation booster fan, and then make Air pressure accumulation is intracavitary to be gradually recovered normal pressure, and then the end spout of each swan neck Jet power is gradually weak, until its recoil strength cannot maintain centrifugation flame gyro rotation status, and then movable valve plug lose from Mental and physical efforts, and individually fuel oil centrifugal drying liquid channel exit fuel oil has overcome rebound spring to the hydraulic thrust deficiency of taper valve nozzle Rebound elastic force, and then each taper valve nozzle blocks each fuel oil centrifugal drying liquid channel automatically under the action of rebound spring again Outlet, and then terminate combustion chamber combustion state;

The intracavitary combustion air of the device Air pressure accumulation is in the state of cladding central siphon and each lateral fuel duct, empty Gas pressure accumulation chamber also acts as the effect of being thermally isolated, although the baking that Air pressure accumulation chamber will receive combustion chamber in device operational process adds Heat, but the state of the intracavitary cold air in the continuous supplementation external world always of Air pressure accumulation, thus the temperature beginning that Air pressure accumulation is intracavitary The lower temperature that can be kept relative stability eventually, thus avoid central siphon and each lateral fuel duct by heat intensive, The fuel oil in central column fuel oil vertical passageway and each fuel oil centrifugal drying liquid channel is avoided too early by thermal evaporation;It is especially combustion-supporting Fresh combustion-supporting cold air in air vertical passageway can carry out further heat to the fuel oil vertical passageway for being wrapped in outside and hand over It changes, the heated gasification rapidly in fuel oil vertical passageway can be effectively prevented.

The utility model has the advantages that structure of the invention is simple, the end spout of each swan neck spray the recoil power drive of gas from Heart flame gyro starts to make rotating motion, and movable valve plug is by outside centrifugal force at this time, so taper valve nozzle by fuel oil from The resultant force that the heart gets rid of in the hydraulic thrust and centrifugation of liquid channel outlet starts to overcome the rebound elastic force of rebound spring, and then movable valve plug Start to do centrifugal movement, and then taper valve nozzle starts the outlet for being detached from fuel oil centrifugal drying liquid channel, and then fuel oil centrifugal drying liquid is logical Fuel oil in road imported into rapidly cylindricality under the action of hydraulic coupling and centrifugal force and gets rid of in sap cavity, and cylindricality gets rid of the fuel oil in sap cavity and exists Ring-cylindrical air guide channel is squeezed out if by each uniformly distributed dry liquids of circumferentially array throwing away mouth under the action of centrifugal force and getting rid of, from each A liquid, which throws away mouth and gets rid of the fuel liquid of extrusion, encounters swiftly flowing combustion air in Ring-cylindrical air guide channel, and fuel oil liquid pearl exists Atomization is torn rapidly by high speed combustion air in Ring-cylindrical air guide channel, atomizating phenomenon occurs rapidly and mixes combustion-supporting sky rapidly The mixture of gas, final fuel spray and combustion air is ejected in combustion chamber from elbow pipe end spout, at the same time starting combustion The mixture of the fuel spray and combustion air that burn the open fire igniter in chamber, and then spray elbow pipe end spout is lighted, And then the conduction oil that the inner wall for making each elbow pipe end spout spray fierce flame, and spray to combustion chamber spirals in the shape of a spiral On heat exchanger tube;Since centrifugation flame gyro is in continuous rotation state, thus each elbow under the recoil effect that flame sprays Pipe end spout, which jets out flames, to be realized thermally conductive in the periodically continued inswept whole circle of conduction oil heat exchanger tube one to spiral in the shape of a spiral Oily heat exchanger tube globality is heated evenly.

Detailed description of the invention

Attached drawing 1 is overall structure of the present invention;

Attached drawing 2 is three-dimensional cutaway view of the present invention;

Attached drawing 3 is longitudal section schematic diagram of the present invention;

Attached drawing 4 is cross-sectional of the present invention;

Attached drawing 5 is the partial enlargement diagram at the label 29 of attached drawing 4;

Attached drawing 6 is the partial enlargement diagram at the label 22.2 of attached drawing 3;

Attached drawing 7 is the partial enlargement diagram at the label 21 of attached drawing 3;

Attached drawing 8 is the partial enlargement diagram at the label 22 of attached drawing 3;

Attached drawing 9 is the partial enlargement diagram at the label 20 of attached drawing 3.

Specific embodiment

The present invention will be further explained with reference to the accompanying drawing.

A kind of heat resource equipment for thermal desorption soil sanitation as shown in attached drawing 1 to 9, the column including erectting posture add The inner cavity of hot stove shell 5, the oven enclosure 5 is cylindricality combustion chamber 12, and the inner wall of the combustion chamber 12 spirals in the shape of a spiral It is provided with conduction oil heat exchanger tube 11, the spiral upper end of the conduction oil heat exchanger tube 11 is connected to oil inlet pipe 2, the conduction oil heat exchanger tube 11 spiral lower end is connected to flowline 3, and the flowline 3 connects the hot oil oil inlet end of soil sanitation thermal desorption heat-releasing apparatus, institute The cold oil oil outlet for stating soil sanitation thermal desorption heat-releasing apparatus connects the oil inlet pipe 2, is additionally provided with circulation on the oil inlet pipe 2 Pump;

Also concentric rotation is provided with centrifugation flame gyro 10 in the combustion chamber 12, and the centrifugation flame gyro 10 rotates In the process to the continuous jet flames of conduction oil heat exchanger tube 11;Open fire igniter is additionally provided in the cylindricality combustion chamber 12;Also Including smoke exhaust pipe 6, the smoke inlet of the smoke exhaust pipe 6 is connected to the combustion chamber 12.

The centrifugation flame gyro 10 is whole in the top in shape for erectting posture, the gyro upper section of the centrifugation flame gyro 10 10.1 be cylindrical shell, and the gyro lower section 10.2 of the centrifugation flame gyro 10 is in solid cone;The gyro lower section 10.2 Bottom end integrated setting have 24 structure of top dome, the concentric support in the bottom end of the top dome 24 contacts the cylindricality combustion chamber 12 Horizontal cavity bottom;

The inner cavity of the gyro upper section 10.1 is columnar Air pressure accumulation chamber 15, and 15 bottom of Air pressure accumulation chamber is provided with Circular groove 25;It is also concentric in the Air pressure accumulation chamber 15 to be provided with central siphon 13, the lower end integration of the central siphon 13 Connect the bottom of the circular groove 25, the upward concentric top for stretching out the oven enclosure 5 in the upper end of the central siphon 13 Wall 5.1, the connection integrated with the top wall body of the gyro upper section 10.1 of the outer wall of the central siphon 13, and the central siphon 13 Upper end outer wall also with the roof 5.1 of the oven enclosure 5 by first sealing bearing 19 be rotatablely connected;

It is also concentric in the pipe of the central siphon 13 to be provided with inner tube 8, the outer wall of said inner tube 8 and the central siphon 13 Central column fuel oil vertical passageway 17 is formed between inner wall, setting is closed in the lower end of the fuel oil vertical passageway 17;Said inner tube 8 Inside forms combustion air vertical passageway 16;

Air duct 23 is provided in the solid of the gyro lower section 10.2, one end of the air duct 23 is connected to institute The lower end of combustion air vertical passageway 16 is stated, 23 other end of air duct is connected to 25 bottom of circular groove;

The over top of the oven enclosure 5 is concentric to be provided with rotational-like fuel oil storage liquid case 4, and the fuel oil stores 4 inner cavity of liquid case is fuel chamber 7;The fuel oil stores 4 bottom Integral synchronous of liquid case and connects 13 upper end of central siphon, and the combustion 7 bottom of oil pocket is connected to the upper end of the fuel oil vertical passageway 17;

Said inner tube 8 extends upwardly to fuel oil and stores 4 top of liquid case, and 8 upper end outer wall integration of inner tube connects the combustion Oil stores 4 top wall body of liquid case, goes back the integrated coaxial heart on the fuel oil storage 4 top wall body of liquid case and is connected with hard blast pipe 9, institute State the upper end that lower end in the pipe of hard blast pipe 9 is connected to the combustion air vertical passageway 16;It further include combustion air supply pipe 1, the gas outlet of the combustion air supply pipe 1 and the upper end of the hard blast pipe 9 pass through the second sealing 30 turning set of bearing It connects.

The equidistant array of the cylinder wall body of the gyro upper section 10.1 integration along the longitudinal direction has several hard air hoses 37, respectively The outer end of the hard air hose 37 extends outwardly along the radial direction of the gyro upper section 10.1, the root of each hard air hose 37 The Air pressure accumulation chamber 15 is connected in portion jointly, and the end integration conducting of each hard air hose 37 is connected with along horizontal deviation The injection direction 27 of swan neck 33, each 33 end spout 33.1 of swan neck is all the same, and each 33 end of the swan neck is sprayed Mouth 33.1 sprays centrifugation flame gyro 10 described in the recoil power drive of gases and rotates;

The equidistant array of the outer wall of the central siphon 13 integration along the longitudinal direction has several lateral fuel ducts 14, the cross Fuel oil centrifugal drying liquid channel 28, and each fuel oil centrifugal drying liquid channel 28 are provided with inside to fuel duct 14 in the axial direction The fuel oil vertical passageway 17 is laterally connected in one end close to the central siphon 13;The end of each lateral fuel duct 14 In the concentric pipe for protruding into each hard air hose 37, and the inner wall of hard air hose 37 and corresponding lateral fuel duct 14 Ring-cylindrical air guide channel 36 is formed between outer wall, the pressure accumulation air in the Air pressure accumulation chamber 15 can pass through Ring-cylindrical air guide channel 36 are ejected in the elbow chamber 34 of swan neck 33;

The intersegmental part setting cylindricality that lateral fuel duct 14 protrudes into 37 pipe of hard air hose gets rid of sap cavity 39, described to get rid of Sap cavity 39 is connected to the outlet end in the fuel oil centrifugal drying liquid channel 28, and the sap cavity 39 that gets rid of is far from the fuel oil centrifugal drying liquid channel 28 it is closed at one end;If circumferentially array is evenly equipped with dry liquids and throws away mouth 35 on the cylinder wall body for getting rid of sap cavity 39, sap cavity is got rid of If the liquid in 39 throws away mouth 35 by dry liquids and flows out in Ring-cylindrical air guide channel 36.

The side got rid of in sap cavity 39 far from fuel oil centrifugal drying liquid channel 28 is concentric to be provided with cylindric spool limit Seat 40, it is concentric in the spool limit base 40 to be provided with spool pilot hole 40.1, it is provided in the spool pilot hole 40.1 Rebound spring 41;It further include pillar shaped movable spool 32, the one end of the movable valve plug 32 far from fuel oil centrifugal drying liquid channel 28 is same Axle center is protruded into the spool pilot hole 40.1, the movable valve plug 32 exported close to the fuel oil centrifugal drying liquid channel 28 one End is provided with taper valve nozzle 31;Under free state, taper valve nozzle 31 blocks the fuel oil under the elastic force effect of rebound spring 41 The outlet in centrifugal drying liquid channel 28.

The method process of this programme and technological progress arrange as follows:

Whole: under the action of recirculation pump, the cold oil oil outlet of soil sanitation thermal desorption heat-releasing apparatus is led after cooling Through 2 row of oil inlet pipe into conduction oil heat exchanger tube 11, the conduction oil in conduction oil heat exchanger tube 11 is heated hot oil by combustion chamber 12 It imported into the hot oil oil inlet end of soil sanitation thermal desorption heat-releasing apparatus again by flowline 3 afterwards, is the heat supply of thermal desorption soil;

The method that specifically conduction oil heat exchanger tube 11 is heated:

Ethyl alcohol, methanol or gasoline liquid fuel are filled in the fuel chamber 7 for storing liquid case 4 to fuel oil, and then leads to fuel oil vertically Fuel oil is filled in road 17 and each fuel oil centrifugal drying liquid channel 28, fuel oil is filled with and is centrifuged flame top in fuel chamber 7 For spiral shell 10 not under rotation status, 28 exit fuel oil of fuel oil centrifugal drying liquid channel has overcome the hydraulic thrust deficiency of taper valve nozzle 31 The rebound elastic force of rebound spring 41, and then make the outlet of 31 fuel oil centrifugal drying liquid channel 28 of taper valve nozzle in blocked state;At this time Start the centrifugation booster fan in combustion air supply pipe 1, and then leads to the combustion air of high pressure vertically by combustion air Road 16 and air duct 23 enter in Air pressure accumulation chamber 15, and then the air pressure in Air pressure accumulation chamber 15 gradually increases, Jin Erkong Pressure accumulation air in gas pressure accumulation chamber 15 is gone out by each Ring-cylindrical air guide channel 36 into the elbow chamber 34 of swan neck 33, in turn Combustion air sprays rapidly simultaneously from the end spout 33.1 of each swan neck 33, from the end spout 33.1 of each swan neck 33 The recoil power drive centrifugation flame gyro 10 for spraying gas starts to make rotating motion, and movable valve plug 32 is by outside centrifugation at this time Power, and then the resultant force in taper valve nozzle 31 hydraulic thrust and centrifugation that are exported by fuel oil centrifugal drying liquid channel 28 starts to overcome back Play the rebound elastic force of spring 41, and then movable valve plug 32 starts to do centrifugal movement, so taper valve nozzle 31 start to be detached from fuel oil from The heart gets rid of the outlet in liquid channel 28, and then the fuel oil in fuel oil centrifugal drying liquid channel 28 is rapid under the action of hydraulic coupling and centrifugal force It imported into cylindricality to get rid of in sap cavity 39, cylindricality gets rid of the fuel oil in sap cavity 39, and to pass through each circumferentially array under the influence of centrifugal force equal If the dry liquids of cloth throw away mouth 35 and get rid of extrusion Ring-cylindrical air guide channel 36, the fuel liquid that mouth 35 gets rid of extrusion is thrown away from each liquid Swiftly flowing combustion air is encountered in Ring-cylindrical air guide channel 36, fuel oil liquid pearl is helped at a high speed in Ring-cylindrical air guide channel 36 Combustion air tears rapidly atomization, and generation atomizating phenomenon simultaneously mixes rapidly combustion air rapidly, final fuel spray and combustion air Mixture is ejected in combustion chamber 12 from 33 end spout 33.1 of swan neck, starts the open fire igniting in combustion chamber 12 at the same time Device, and then the mixture for the fuel spray and combustion air for spraying 33 end spout 33.1 of swan neck is lighted, and then is made each The conduction oil that the inner wall that 33 end spout 33.1 of swan neck sprays fierce flame, and sprays to combustion chamber 12 spirals in the shape of a spiral changes On heat pipe 11;Since centrifugation flame gyro 10 is in continuous rotation state under the recoil effect that flame sprays, thus it is each curved 33 end spout 33.1 of head tube jets out flames can be whole in the periodically continued inswept conduction oil heat exchanger tube 11 1 to spiral in the shape of a spiral Circle realizes being heated evenly for 11 globality of conduction oil heat exchanger tube;The flue gas generated in final combustion chamber 12 passes through 6 row of smoke exhaust pipe Out;When needing to stop the burning in combustion chamber 12, the centrifugation booster fan in combustion air supply pipe 1 is closed, and then make sky Normal pressure is gradually recovered in gas pressure accumulation chamber 15, and then the jet power of the end spout 33.1 of each swan neck 33 is gradually weak, until Its recoil strength cannot maintain the rotation status of centrifugation flame gyro 10, and then movable valve plug 32 loses centrifugal force, and individually fire 28 exit fuel oil of oily centrifugal drying liquid channel has overcome the rebound bullet of rebound spring 41 to the hydraulic thrust deficiency of taper valve nozzle 31 Power, and then each taper valve nozzle 31 blocks each fuel oil centrifugal drying liquid channel 28 automatically under the action of rebound spring 41 again Outlet, and then terminate the combustion state of combustion chamber 12;

Combustion air in the device Air pressure accumulation chamber 15 is in cladding central siphon 13 and each lateral fuel duct 14 State, Air pressure accumulation chamber 15 also act as the effect of being thermally isolated, although Air pressure accumulation chamber 15 will receive burning in device operational process The Baking out of chamber 12, but the state of the cold air in the continuous supplementation external world always in Air pressure accumulation chamber 15, thus air stores The lower temperature that temperature in pressure chamber 15 can keep relative stability always, thus make central siphon 13 and each lateral fuel duct 14 avoid being avoided the fuel oil in central column fuel oil vertical passageway 17 and each fuel oil centrifugal drying liquid channel 28 by heat intensive Too early by thermal evaporation;Fresh combustion-supporting cold air especially in combustion air vertical passageway 16 can be to the fuel oil for being wrapped in outside Vertical passageway 17 carries out further heat exchange, and the heated gasification rapidly in fuel oil vertical passageway 17 can be effectively prevented.

The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered It is considered as protection scope of the present invention.

Claims (5)

1. a kind of heat resource equipment for thermal desorption soil sanitation, it is characterised in that: outside the column heating furnace including erectting posture Shell (5), the inner cavity of the oven enclosure (5) are cylindricality combustion chamber (12), the inner wall of the combustion chamber (12) disk in the shape of a spiral Rotation is provided with conduction oil heat exchanger tube (11), and the spiral upper end of the conduction oil heat exchanger tube (11) is connected to oil inlet pipe (2), described thermally conductive The spiral lower end of oily heat exchanger tube (11) is connected to flowline (3);
Also concentric rotation is provided with centrifugation flame gyro (10), centrifugation flame gyro (10) rotation in the combustion chamber (12) To conduction oil heat exchanger tube (11) continuous jet flames during turning;Open fire igniting dress is additionally provided in the cylindricality combustion chamber (12) It sets;It further include smoke exhaust pipe (6), the smoke inlet of the smoke exhaust pipe (6) is connected to the combustion chamber (12).
2. a kind of heat resource equipment for thermal desorption soil sanitation according to claim 1, it is characterised in that: the centrifugation For flame gyro (10) integrally in the top in shape for erectting posture, the gyro upper section (10.1) of centrifugation flame gyro (10) is cylindricality Shell, the gyro lower section (10.2) of centrifugation flame gyro (10) are in solid cone;The bottom of the gyro lower section (10.2) End integrated setting has top dome (24) structure, and the concentric support in the bottom end of the top dome (24) contacts the cylindricality combustion chamber (12) Horizontal cavity bottom;
The inner cavity of the gyro upper section (10.1) is columnar Air pressure accumulation chamber (15), Air pressure accumulation chamber (15) the bottom setting There are circular groove (25);It is also concentric in the Air pressure accumulation chamber (15) to be provided with central siphon (13), the central siphon (13) Lower end integration connects the bottom of the circular groove (25), the upper end of the central siphon (13) upwards described in concentric stretching plus The top wall body one of the roof (5.1) of hot stove shell (5), the outer wall of the central siphon (13) and the gyro upper section (10.1) Change connection, and the upper end outer wall of the central siphon (13) also passes through the first sealing with the roof (5.1) of the oven enclosure (5) Bearing (19) rotation connection;
It is also concentric in the pipe of the central siphon (13) to be provided with inner tube (8), the outer wall and the central siphon of said inner tube (8) (13) central column fuel oil vertical passageway (17) are formed between inner wall, the lower end closing of the fuel oil vertical passageway (17) is set It sets;Combustion air vertical passageway (16) are formed inside said inner tube (8);
It is provided with air duct (23) in the solid of the gyro lower section (10.2), one end connection of the air duct (23) The lower end of the combustion air vertical passageway (16), air duct (23) other end are connected to circular groove (25) bottom Portion;
The over top of the oven enclosure (5) is concentric to be provided with rotational-like fuel oil storage liquid case (4), and the fuel oil stores Liquid case (4) inner cavity is fuel chamber (7);The fuel oil stores liquid case (4) bottom Integral synchronous and connects central siphon (13) upper end, And fuel chamber (7) bottom is connected to the upper end of the fuel oil vertical passageway (17);
Said inner tube (8) extends upwardly to fuel oil and stores at the top of liquid case (4), and described in inner tube (8) upper end outer wall integration connection Fuel oil stores wall body at the top of liquid case (4), goes back the integrated coaxial heart on wall body at the top of fuel oil storage liquid case (4) and is connected with hard air inlet It manages (9), lower end is connected to the upper end of the combustion air vertical passageway (16) in the pipe of the hard blast pipe (9);It further include helping It fires air supply pipe (1), the upper end of the gas outlet of the combustion air supply pipe (1) and the hard blast pipe (9) passes through the Two sealing bearing (30) rotation sockets.
3. a kind of heat resource equipment for thermal desorption soil sanitation according to claim 2, it is characterised in that: the gyro The equidistant array of the cylinder wall body of upper section (10.1) integration along the longitudinal direction has several hard air hoses (37), each hard air hose (37) outer end extends outwardly along the radial direction of the gyro upper section (10.1), and the root of each hard air hose (37) is common The Air pressure accumulation chamber (15) is connected, the end integration conducting of each hard air hose (37) is connected with along the curved of horizontal deviation The injection direction (27) of head tube (33), each swan neck (33) end spout (33.1) is all the same, and each swan neck (33) end spout (33.1) sprays centrifugation flame gyro (10) rotation described in the recoil power drive of gas;
The equidistant array of the outer wall of the central siphon (13) integration along the longitudinal direction has several lateral fuel ducts (14), the cross Fuel oil centrifugal drying liquid channel (28) is provided with inside to fuel duct (14) in the axial direction, and each fuel oil centrifugal drying liquid is logical The fuel oil vertical passageway (17) is laterally connected close to the one end of the central siphon (13) in road (28);Each lateral fuel oil is led Manage (14) the concentric pipe for protruding into each hard air hose (37) in end in, and the inner wall of hard air hose (37) with it is corresponding Lateral fuel duct (14) outer wall between form Ring-cylindrical air guide channel (36), the pressure accumulation in the Air pressure accumulation chamber (15) is empty Gas can be ejected in the elbow chamber (34) of swan neck (33) by Ring-cylindrical air guide channel (36);
The intersegmental part setting cylindricality that lateral fuel duct (14) is protruded into hard air hose (37) pipe is got rid of sap cavity (39), described The outlet end that sap cavity (39) are connected to the fuel oil centrifugal drying liquid channel (28) is got rid of, get rid of sap cavity (39) are centrifuged far from the fuel oil Get rid of the closed at one end of liquid channel (28);It is described get rid of sap cavity (39) if cylinder wall body on circumferentially array be evenly equipped with dry liquids and throw away Mouthful (35), get rid of sap cavity (39) if in liquid throw away mouth (35) by dry liquids and flow out in Ring-cylindrical air guide channel (36).
4. a kind of heat resource equipment for thermal desorption soil sanitation according to claim 3, it is characterised in that: described to get rid of liquid The side in separate fuel oil centrifugal drying liquid channel (28) is concentric in chamber (39) is provided with cylindric spool limit base (40), the valve It is concentric in core limit base (40) to be provided with spool pilot hole (40.1), rebound bullet is provided in the spool pilot hole (40.1) Spring (41);It further include pillar shaped movable spool (32), the one end of the movable valve plug (32) far from fuel oil centrifugal drying liquid channel (28) Concentric to protrude into the spool pilot hole (40.1), the movable valve plug (32) is close to the fuel oil centrifugal drying liquid channel (28) One end of outlet is provided with taper valve nozzle (31);Under free state, taper valve nozzle (31) is acted in the elastic force of rebound spring (41) The outlet of the lower blocking fuel oil centrifugal drying liquid channel (28).
5. a kind of method of heat resource equipment for thermal desorption soil sanitation according to claim 4, it is characterised in that:
Whole: under the action of recirculation pump, the cold oil oil outlet of soil sanitation thermal desorption heat-releasing apparatus is by conduction oil after cooling It is arranged in conduction oil heat exchanger tube (11) by oil inlet pipe (2), the conduction oil in conduction oil heat exchanger tube (11) is by combustion chamber (12) It imported into the hot oil oil inlet end of soil sanitation thermal desorption heat-releasing apparatus after heating again by flowline (3), is thermal desorption soil Heat supply;
Specifically to the method for conduction oil heat exchanger tube (11) heating:
Ethyl alcohol, methanol or gasoline liquid fuel are filled in the fuel chamber (7) for storing liquid case (4) to fuel oil, and then leads to fuel oil vertically It is filled with fuel oil in road (17) and each fuel oil centrifugal drying liquid channel (28), is filled with and is centrifuged in fuel chamber (7) interior fuel oil Flame gyro (10) is not under rotation status, hydraulic thrust of fuel oil centrifugal drying liquid channel (28) the exit fuel oil to taper valve nozzle (31) Power deficiency has overcome the rebound elastic force of rebound spring (41), and then exports taper valve nozzle (31) fuel oil centrifugal drying liquid channel (28) In blocked state;Start the centrifugation booster fan on combustion air supply pipe (1) at this time, and then makes the combustion air of high pressure It is entered in Air pressure accumulation chamber (15) by combustion air vertical passageway (16) and air duct (23), and then Air pressure accumulation chamber (15) air pressure in gradually increases, and then the pressure accumulation air in Air pressure accumulation chamber (15) passes through each Ring-cylindrical air guide channel (36) It goes out into the elbow chamber (34) of swan neck (33), and then the end spout (33.1) of combustion air from each swan neck (33) is same When spray rapidly, from the end spout (33.1) of each swan neck (33) spray gas recoil power drive be centrifuged flame gyro (10) start to make rotating motion, movable valve plug (32) is by outside centrifugal force at this time, and then taper valve nozzle (31) is by fuel oil Resultant force in the hydraulic thrust and centrifugation of centrifugal drying liquid channel (28) outlet starts to overcome the rebound elastic force of rebound spring (41), into And movable valve plug (32) starts to do centrifugal movement, and then taper valve nozzle (31) starts to be detached from going out for fuel oil centrifugal drying liquid channel (28) Mouthful, and then the fuel oil in fuel oil centrifugal drying liquid channel (28) imported into rapidly cylindricality under the action of hydraulic coupling and centrifugal force and gets rid of liquid In chamber (39), the fuel oil that cylindricality gets rid of in sap cavity (39) passes through the uniformly distributed several liquid of each circumferentially array under the influence of centrifugal force Body throws away mouth (35) and gets rid of extrusion Ring-cylindrical air guide channel (36), throws away mouth (35) from each liquid and gets rid of the fuel liquid of extrusion in ring Cylindricality air guide channel (36) encounters swiftly flowing combustion air, and fuel oil liquid pearl is helped at a high speed in Ring-cylindrical air guide channel (36) Combustion air tears rapidly atomization, and generation atomizating phenomenon simultaneously mixes rapidly combustion air rapidly, final fuel spray and combustion air Mixture is ejected in combustion chamber (12) from swan neck (33) end spout (33.1), is started in combustion chamber (12) at the same time Open fire igniter, and then the mixing object point for the fuel spray and combustion air for spraying swan neck (33) end spout (33.1) Combustion, and then so that each swan neck (33) end spout (33.1) is sprayed fierce flame, and the inner wall for spraying to combustion chamber (12) is in On the conduction oil heat exchanger tube (11) of helical spiral;Since centrifugation flame gyro (10) is under the recoil effect that flame sprays Continuous rotation state, thus each swan neck (33) end spout (33.1) jet out flames can in it is periodically continued it is inswept helically The whole circle of conduction oil heat exchanger tube (11) one that shape spirals realizes being heated evenly for conduction oil heat exchanger tube (11) globality;Final burning The flue gas generated in chamber (12) is discharged by smoke exhaust pipe (6);When needing to stop the burning in combustion chamber (12), combustion air is closed Centrifugation booster fan in supply pipe (1), and then make to be gradually recovered normal pressure, and then each swan neck in Air pressure accumulation chamber (15) (33) jet power of end spout (33.1) is gradually weak, until its recoil strength cannot maintain the rotation of centrifugation flame gyro (10) Turn state, and then movable valve plug (32) loses centrifugal force, and individually fuel oil centrifugal drying liquid channel (28) exit fuel oil is to cone The hydraulic thrust deficiency of shape valve nozzle (31) has overcome the rebound elastic force of rebound spring (41), and then each taper valve nozzle (31) is again It blocks the outlet of each fuel oil centrifugal drying liquid channel (28) automatically under the action of rebound spring (41), and then terminates combustion chamber (12) combustion state;
Combustion air in the device Air pressure accumulation chamber (15) is in cladding central siphon (13) and each lateral fuel duct (14) State, Air pressure accumulation chamber (15) also acts as the effect of being thermally isolated, although Air pressure accumulation chamber (15) can be by device operational process To the Baking out of combustion chamber (12), but the state of the cold air in the continuous supplementation external world always in Air pressure accumulation chamber (15), The thus lower temperature that the temperature in Air pressure accumulation chamber (15) can keep relative stability always, thus make central siphon (13) and respectively A transverse direction fuel duct (14) avoids being avoided central column fuel oil vertical passageway (17) and the centrifugation of each fuel oil by heat intensive The fuel oil in liquid channel (28) is got rid of too early by thermal evaporation;Fresh combustion-supporting cold air especially in combustion air vertical passageway (16) Further heat exchange can be carried out to the fuel oil vertical passageway (17) for being wrapped in outside, fuel oil vertical passageway can be effectively prevented (17) it is heated and gasifies rapidly.
CN201810938466.4A 2018-08-17 2018-08-17 A kind of heat resource equipment and its method for thermal desorption soil sanitation CN109047313A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08285372A (en) * 1995-04-10 1996-11-01 Chiyoufu Seisakusho:Kk Heater
CN1140232A (en) * 1995-07-10 1997-01-15 史吉林 Reaction type gas turbine
CN105180422A (en) * 2015-07-13 2015-12-23 芜湖鸣人热能设备有限公司 Double-layer boiler
CN206290338U (en) * 2016-12-01 2017-06-30 敖红兵 Burning drive device
CN108050509A (en) * 2017-11-30 2018-05-18 崔秀萍 A kind of combustion furnace and its method based on liquid ethanol-natural gas composite fuel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08285372A (en) * 1995-04-10 1996-11-01 Chiyoufu Seisakusho:Kk Heater
CN1140232A (en) * 1995-07-10 1997-01-15 史吉林 Reaction type gas turbine
CN105180422A (en) * 2015-07-13 2015-12-23 芜湖鸣人热能设备有限公司 Double-layer boiler
CN206290338U (en) * 2016-12-01 2017-06-30 敖红兵 Burning drive device
CN108050509A (en) * 2017-11-30 2018-05-18 崔秀萍 A kind of combustion furnace and its method based on liquid ethanol-natural gas composite fuel

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