CN209005499U - A kind of deep cooling type waste gas recovery processing unit - Google Patents

Abstract

The utility model discloses a kind of deep cooling type waste gas recovery processing units, including carrying frame, the side for carrying frame is equipped with ventilating fan, one end of the ventilating fan is connected with pre-processing channel, the inside of the pre-processing channel is equipped with PP cotton filter element, zeolite disk is installed before condensation chamber in the waste gas recovering device, zeolite disk can carry out certain absorption to exhaust gas and moisture content, mitigate the burden of condensation, when pipeline to be recycled is opened, cartridge heater can be passed through by the exhaust gas of condensation chamber, zeolite disk is flowed back into after the heating, and the exhaust gas on zeolite disk is desorbed by hot-fluid, so that exhaust gas is with small concentration, dry state, continuously it is re-introduced into condensation chamber, realize circulating condensing, substantially increase condensation efficiency, the condenser pipe of the waste gas recovering device is the shape of helical disk, exhaust gas can be made in phase The gap of adjacent condenser pipe and its table wall pass through, and by improving the contact area with exhaust gas, substantially increase the efficiency of waste gas condensation.

Description

A kind of deep cooling type waste gas recovery processing unit

Technical field

The utility model relates to technical field of waste gas treatment, specially a kind of deep cooling type waste gas recovery processing unit.

Background technique

VOCs refers to volatile organic matter, refers to that saturated vapor pressure exists greater than boiling point under 133.32 Pa, normal pressure under room temperature 50 to 260 DEG C of organic compounds below, or the organic solid of any energy volatilization or liquid, VOCs exhaust gas are big at normal temperatures and pressures It is mostly generated in the industries such as coating or printing, the method for current VOCs processing has very much, including zeolite runner concentration method, activity Carbon adsorption, condensation method etc., for condensation method, current deep cooling type waste gas recovery processing unit still has in use A little shortcoming.

Current deep cooling type waste gas recovery processing unit is in the boiling point of VOCs by operation temperature control hereinafter, will VOC is condensed out, to achieve the purpose that recycle VOC, generally waste gas circulation can be made to pass through condensation by continuous mode Room by cooling so that waste gas condensation, and is collected, if but air velocity is too fast, and moisture content is more in exhaust gas, then needs repeatedly Circulation can be only achieved the purpose collected completely, more wasteful time, and low efficiency, and thus there is an urgent need to one kind to mention in the market The waste gas recovery processing unit of high condensation efficiency.

Utility model content

The purpose of this utility model is to provide a kind of deep cooling type waste gas recovery processing units, to solve above-mentioned background technique It is proposed it is current can generally make waste gas circulation by condensation chamber by continuous mode, by cooling so that waste gas condensation, and Collect, if but air velocity is too fast, and moisture content is more in exhaust gas, then needs repeatedly to recycle and can be only achieved the mesh collected completely , the more wasteful time, and the problem of low efficiency.

To achieve the above object, the utility model provides the following technical solutions: a kind of deep cooling type waste gas recovery processing unit, Including carrying frame, the side for carrying frame is equipped with ventilating fan, and one end of the ventilating fan is connected with pretreatment Channel, the inside of the pre-processing channel are equipped with PP cotton filter element, and the pre-processing channel is installed far from one end of ventilating fan There is pressure-reducing chamber, the pressure-reducing chamber is singly equipped with the first electric butterfly valve far from having for pre-processing channel, and first electric butterfly valve is remote One end from pre-processing channel is equipped with tee tube, is connected with adsorption cover, the adsorption cover at a nozzle of the tee tube Inside zeolite disk is installed, the adsorption cover is equipped with conveyance conduit far from one end of tee tube, the conveyance conduit it is outer Heat exchange pipeline is installed on wall, the side of the heat exchange pipeline is connected with water inlet pipe, the heat exchange pipeline The other side is connected with drainpipe, and the conveyance conduit is equipped with condensation chamber, the inside of the condensation chamber far from one end of adsorption cover Condenser pipe is installed, refrigeration unit is installed on the side of the condensation chamber, the condenser pipe is connect with refrigeration unit, described cold The bottom of solidifying room is equipped with collection vessel, is equipped with circulation pipe at one end of the condensation chamber and conveyance conduit opposite position Road, the other end of the circulating line are equipped with circulating fan, and the circulating fan is equipped with far from one end of circulating line to be added Hot cylinder, the cartridge heater side wall are hollow sandwich, and the inside of the cartridge heater hollow sandwich is equipped with electric heating assembly, described to add The inside of hot cylinder is equipped with air flow method disk, and the side of the separate circulating fan of the air flow method disk is fixed with limited post, institute State cartridge heater far from one end of circulating fan be equipped with the second electric butterfly valve, second electric butterfly valve and tee tube another It is connected at nozzle, second electric butterfly valve and the first electric butterfly valve are orthogonal, close to the one of ventilating fan on the frame Side is equipped with control box, and display screen is equipped on the surface of the control box, close display screen on the surface of the control box Side is equipped with control switch, and the inside of the control box is equipped with controller, and the side of the controller is equipped with timer, The ventilating fan, the first electric butterfly valve, refrigeration unit, circulating fan, electric heating assembly, the second electric butterfly valve, display screen, control Device and timer processed are electrically connected with control switch, and the control switch is electrically connected by power outlet and extraneous power supply.

Preferably, the radius distance value in the pressure-reducing chamber is greater than the radius distance value of pre-processing channel.

Preferably, the edge of the air flow method disk is fixed with gas flow tube, and the gas flow tube is provided with eight, and eight Gas flow tube is equidistantly arranged in the edge of air flow method disk.

Preferably, the condenser pipe is spiral dish structure, and the center position of condenser pipe position condensation chamber.

Preferably, the heat exchange pipeline is wrapped on the outer wall of conveyance conduit, and heat exchange pipeline is spiral knot Structure.

Preferably, the limited post is conical structure, and copper sheathing is arranged on the surface of limited post.

Compared with prior art, the utility model has the beneficial effects that the deep cooling type waste gas recovery processing unit:

1. zeolite disk is equipped in the waste gas recovering device before condensation chamber, zeolite disk can to exhaust gas and moisture content into The certain absorption of row mitigates the burden of condensation, when pipeline to be recycled is opened, by condensation chamber exhaust gas can by cartridge heater, Zeolite disk is flowed back into after heating, and the exhaust gas on zeolite disk is desorbed by hot-fluid, so that exhaust gas is with small concentration, the shape of drying State is continuously re-introduced into condensation chamber, realizes circulating condensing, substantially increases condensation efficiency.

2. the condenser pipe of the waste gas recovering device is the shape of helical disk, and be evenly spaced in condensation chamber, and with front and back Conveying and output channel it is corresponding, when exhaust gas enters, exhaust gas can be made logical in the gap of adjacent condenser pipe and its table wall It crosses, by improving the contact area with exhaust gas, substantially increases the efficiency of waste gas condensation.

3. heat exchange pipeline is wound on the conveyance conduit in the waste gas recovering device, in the exhaust gas and desorption of heat absorption Exhaust gas when passing through, can avoid having an impact waste gas condensation, while row can be passed through by the thermally conductive temperature for reducing exhaust gas Enter the water flow to heat exchange pipeline to absorb this partial heat, is utilized for user, the energy is greatly saved.

Detailed description of the invention

Fig. 1 is the utility model top view；

Fig. 2 is that the utility model pre-processes pipeline structural schematic diagram；

Fig. 3 is the utility model adsorption cover structural schematic diagram；

Fig. 4 is the utility model cartridge heater structural schematic diagram；

Fig. 5 is the utility model air flow method disk side view；

Fig. 6 is the utility model condensation chamber structural schematic diagram；

Fig. 7 is the utility model condenser tube structure schematic diagram；

Fig. 8 is that the utility model controls box structure schematic diagram；

Fig. 9 is the utility model exhaust-gas treatment process figure；

Figure 10 is the utility model electrical control program chart.

In figure: 1, carrying frame, 2, ventilating fan, 3, pre-processing channel, 4, pressure-reducing chamber, the 5, first electric butterfly valve, 6, three Siphunculus, 7, adsorption cover, 8, conveyance conduit, 9, condensation chamber, 10, refrigeration unit, 11, circulating line, 12, circulating fan, 13, heating Cylinder, the 14, second electric butterfly valve, 15, control box, 16, heat exchange pipeline, 17, water inlet pipe, 18, drainpipe, 19, PP cotton filter element, 20, zeolite disk, 21, air flow method disk, 22, gas flow tube, 23, electric heating assembly, 24, limited post, 25, copper sheathing, 26, condenser pipe, 27, collection vessel, 28, control switch, 29, controller, 30, timer, 31, display screen.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-8 is please referred to, the utility model provides a kind of technical solution: a kind of deep cooling type waste gas recovery processing unit, packet It includes and carries frame 1, ventilating fan 2, pre-processing channel 3, pressure-reducing chamber 4, the first electric butterfly valve 5, tee tube 6, adsorption cover 7, conveying Pipeline 8, condensation chamber 9, refrigeration unit 10, circulating line 11, circulating fan 12, cartridge heater 13, the second electric butterfly valve 14, control box 15, heat exchange pipeline 16, water inlet pipe 17, drainpipe 18, PP cotton filter element 19, zeolite disk 20, air flow method disk 21, gas flow tube 22, electric heating assembly 23, limited post 24, copper sheathing 25, condenser pipe 26, collection vessel 27, control switch 28, controller 29, timing Device 30 and display screen 31, the side for carrying frame 1 are equipped with ventilating fan 2, and one end of the ventilating fan 2 is connected with pre- Treatment channel 3, the inside of the pre-processing channel 3 are equipped with PP cotton filter element 19, and the pre-processing channel 3 is far from ventilating fan 2 One end pressure-reducing chamber 4 is installed, the radius distance value in the pressure-reducing chamber 4 is greater than the radius distance value of pre-processing channel 3, when first electronic Butterfly valve 5 and ventilating fan 2 are closed, and are flowed by the pressure-reducing chamber 4 of large capacity for exhaust gas, so that exhaust gas is in buffer status, are avoided Air pressure is excessive, causes the tab (s) in the first electric butterfly valve 5 to shake, and leakproofness is caused to be affected, and the pressure-reducing chamber 4 is remote First electric butterfly valve 5 is singly installed from having for pre-processing channel 3, the described one end of first electric butterfly valve 5 far from pre-processing channel 3 Tee tube 6 is installed, adsorption cover 7 is connected at a nozzle of the tee tube 6, the inside of the adsorption cover 7 is equipped with boiling Stone disk 20, the adsorption cover 7 are equipped with conveyance conduit 8 far from one end of tee tube 6, install on the outer wall of the conveyance conduit 8 There is heat exchange pipeline 16, the heat exchange pipeline 16 is wrapped on the outer wall of conveyance conduit 8, and heat exchange pipeline 16 is Helical structure can input cold water by water inlet pipe 17, so that cold water flows in heat exchange pipeline 16, and absorb conveying The heat of 8 table wall of pipeline reduces the temperature of 8 internal waste gas of conveyance conduit, avoids exhaust gas from being affected in condensation, leads to temperature Boiling point is not achieved hereinafter, the hot water after exchanging heat simultaneously can be discharged from drainpipe 18, uses, greatlys save for user The energy, the side of the heat exchange pipeline 16 are connected with water inlet pipe 17, the other side connection of the heat exchange pipeline 16 There is drainpipe 18, the conveyance conduit 8 is equipped with condensation chamber 9, the inside installation of the condensation chamber 9 far from one end of adsorption cover 7 There is a condenser pipe 26, the condenser pipe 26 is spiral dish structure, and the center position of 26 position condensation chamber 9 of condenser pipe, helical disk The condenser pipe 26 of shape is evenly spaced in condensation chamber 9, when exhaust gas enters, exhaust gas can be made in the gap of adjacent condenser pipe And its table wall passes through, and by the contact area of raising and exhaust gas, substantially increases the efficiency of waste gas condensation, the condensation chamber 9 Refrigeration unit 10 is installed, the condenser pipe 26 is connect with refrigeration unit 10, and the bottom of the condensation chamber 9 is equipped with receipts on side Collect container 27, circulating line 11, the circulation pipe are installed at one end of the condensation chamber 9 and 8 opposite position of conveyance conduit The other end in road 11 is equipped with circulating fan 12, and the circulating fan 12 is equipped with cartridge heater far from one end of circulating line 11 13,13 side wall of cartridge heater is hollow sandwich, and the inside of 13 hollow sandwich of cartridge heater is equipped with electric heating assembly 23, institute The inside for stating cartridge heater 13 is equipped with air flow method disk 21, and the edge of the air flow method disk 21 is fixed with gas flow tube 22, institute State gas flow tube 22 and be provided with eight, and eight gas flow tubes 22 are equidistantly arranged in the edge of air flow method disk 21, when exhaust gas into When entering air flow method disk 21, it can be discharged from the gas flow tube 22 close to 13 inner wall of cartridge heater, by reducing exhaust gas flow, greatly improve The heating surface area of exhaust gas, the side of the separate circulating fan 12 of the air flow method disk 21 are fixed with limited post 24, the limit Position column 24 is conical structure, and copper sheathing 25 is arranged on the surface of limited post 24, and the copper sheathing 25 on limited post 24 can be absorbed The heat that electric heating assembly 23 issues provides a high temperature atmosphere for cartridge heater 13, substantially increases the drying effect of exhaust gas, institute It states cartridge heater 13 and second electric butterfly valve 14, second electric butterfly valve 14 and tee tube is installed far from one end of circulating fan 12 It is connected at 6 another nozzle, second electric butterfly valve 14 and the first electric butterfly valve 5 are orthogonal, close on the frame 1 The side of ventilating fan 2 is equipped with control box 15, is equipped with display screen 31, the control box 15 on the surface of the control box 15 Surface on close to the side of display screen 31 control switch 28 is installed, the inside of the control box 15 is equipped with controller 29, The side of the controller 29 is equipped with timer 30, the ventilating fan 2, the first electric butterfly valve 5, refrigeration unit 10, circulation Blower 12, electric heating assembly 23, the second electric butterfly valve 14, display screen 31, controller 29 and timer 30 with control switch 28 It is electrically connected, the control switch 28 is electrically connected by power outlet and extraneous power supply.

Working principle: when using this, ventilating fan 2 is first turned on, the first electric butterfly valve 5 closes the second electric butterfly valve 14, when beginning, ventilating fan 2 sucks VOCs exhaust gas, and exhaust gas can be retained by pre-processing channel 3, internal PP cotton filter element 19 Some biggish nuisances of particle, then exhaust gas enters adsorption cover 7 via pressure-reducing chamber 4, the first electric butterfly valve 5, tee tube 6, Partial exhaust gas can be adsorbed by internal zeolite disk 20, and remaining exhaust gas continues through conveyance conduit 8, and enters condensation chamber 9 Inside, while starting refrigeration unit 10, so that the refrigerant circulation of low temperature is flowed into condenser pipe 26, due to spiral disk shape Condenser pipe 26 be evenly spaced in condensation chamber 9, when exhaust gas enters, exhaust gas can be made in the gap of adjacent condenser pipe and its Table wall passes through, and by improving the contact area with exhaust gas, substantially increases the efficiency of waste gas condensation, the exhaust gas for being condensed into liquid exists It is dropped under gravity in the collection vessel 27 of lower section, some does not condense complete exhaust gas and continues through circulation pipe Road 11, while timer 30 controls and closes the first electric butterfly valve 5, and open the second electric butterfly valve 5, electric heating assembly 23 and Circulating fan 12, subsequent exhaust gas enters the pressure-reducing chamber 4 of large capacity at this time, flows for exhaust gas, so that exhaust gas is in buffer status, It avoids air pressure excessive, causes the tab (s) in the first electric butterfly valve 5 to shake, and leakproofness is caused to be affected, circulating line Exhaust gas can pass through cartridge heater 13 under the action of circulating fan 12 in 11, when exhaust gas enters air flow method disk 21, understand from close The gas flow tube 22 of 13 inner wall of cartridge heater is discharged, and by reducing exhaust gas flow, substantially increases the heating surface area of exhaust gas, and internal The heat of the sending of electric heating assembly 23 can be absorbed in copper sheathing 25 on limited post 24, provides a high temperature atmosphere for cartridge heater 13, The drying effect of exhaust gas is substantially increased, the exhaust gas of final heat turns again to zeolite disk 20, will be on zeolite disk 10 by heat Hole becomes larger, and exhaust gas before is slowly desorbed, while this portion leads to condensation chamber 9 again, is passing through conveyance conduit 8 When, cold water can be inputted by water inlet pipe 17, so that cold water flows in heat exchange pipeline 16, and absorb conveyance conduit 8 The heat of table wall reduces the temperature of 8 internal waste gas of conveyance conduit, avoids exhaust gas from being affected in condensation, causes temperature up to not To boiling point hereinafter, the hot water after exchanging heat simultaneously can be discharged from drainpipe 18, is used for user, energy is greatly saved Source sheet, since the exhaust gas concentration for flowing through circulating line 11 for the first time is lower than the exhaust gas concentration being adsorbed on zeolite 20, and it is whole mixed The concentration of conjunction is more much lower than the former exhaust gas concentration passed through from ventilating fan 2, it is possible to realize small concentration, drying, it is continuous Continuous exhaust gas substantially increases condensation effect, entire workflow terminates, do not retouch in detail in explanation again through condensation chamber The content stated belongs to the prior art well known to professional and technical personnel in the field.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (6)

1. a kind of deep cooling type waste gas recovery processing unit, including carry frame (1), it is characterised in that: carrying frame (1) Side is equipped with ventilating fan (2), and one end of the ventilating fan (2) is connected with pre-processing channel (3), the pre-processing channel (3) inside is equipped with PP cotton filter element (19), and the pre-processing channel (3) is equipped with decompression far from the one end of ventilating fan (2) Room (4), the pressure-reducing chamber (4) are singly equipped with the first electric butterfly valve (5) far from having for pre-processing channel (3), and described first is electronic Butterfly valve (5) is equipped with tee tube (6) far from the one end of pre-processing channel (3), is connected at a nozzle of the tee tube (6) The inside of adsorption cover (7), the adsorption cover (7) is equipped with zeolite disk (20), and the one of the adsorption cover (7) separate tee tube (6) End is equipped with conveyance conduit (8), is installed on heat exchange pipeline (16) on the outer wall of the conveyance conduit (8), and the heat is handed over The side for changing pipeline (16) is connected with water inlet pipe (17), and the other side of the heat exchange pipeline (16) is connected with drainpipe (18), the conveyance conduit (8) is equipped with condensation chamber (9) far from the one end of adsorption cover (7), the inside peace of the condensation chamber (9) It equipped with condenser pipe (26), is equipped with refrigeration unit (10) on the side of the condensation chamber (9), the condenser pipe (26) and refrigeration machine Group (10) connection, the bottom of the condensation chamber (9) are equipped with collection vessel (27), one end of the condensation chamber (9) and delivery pipe It is equipped with circulating line (11) at road (8) opposite position, the other end of the circulating line (11) is equipped with circulating fan (12), the circulating fan (12) is equipped with cartridge heater (13) far from the one end of circulating line (11), cartridge heater (13) side Wall is hollow sandwich, and the inside of cartridge heater (13) hollow sandwich is equipped with electric heating assembly (23), the cartridge heater (13) Inside be equipped with air flow method disk (21), the fixation of the side of the separate circulating fan (12) of the air flow method disk (21) is limited Position column (24), the cartridge heater (13) are equipped with the second electric butterfly valve (14) far from the one end of circulating fan (12), and described second It is connect at electric butterfly valve (14) and another nozzle of tee tube (6), second electric butterfly valve (14) and the first electric butterfly valve (5) orthogonal, the side on the frame (1) close to ventilating fan (2) is equipped with control box (15), the control box (15) Surface on be equipped with display screen (31), control is installed close to the side of display screen (31) on the surface of control box (15) It switchs (28), the inside of control box (15) is equipped with controller (29), and the side of the controller (29) is equipped with timing Device (30), the ventilating fan (2), the first electric butterfly valve (5), refrigeration unit (10), circulating fan (12), electric heating assembly (23), the second electric butterfly valve (14), display screen (31), controller (29) and timer (30) electrically connect with control switch (28) It connects, the control switch (28) is electrically connected by power outlet and extraneous power supply.

2. a kind of deep cooling type waste gas recovery processing unit according to claim 1, it is characterised in that: the pressure-reducing chamber (4) Radius distance value be greater than pre-processing channel (3) radius distance value.

3. a kind of deep cooling type waste gas recovery processing unit according to claim 1, it is characterised in that: the air flow method disk (21) edge is fixed with gas flow tube (22), and the gas flow tube (22) is provided with eight, and eight gas flow tubes (22) are equidistant It is arranged in the edge of air flow method disk (21).

4. a kind of deep cooling type waste gas recovery processing unit according to claim 1, it is characterised in that: the condenser pipe (26) For spiral dish structure, and the center position of condenser pipe (26) position condensation chamber (9).

5. a kind of deep cooling type waste gas recovery processing unit according to claim 1, it is characterised in that: the heat exchange pipe Road (16) is wrapped on the outer wall of conveyance conduit (8), and heat exchange pipeline (16) is helical structure.

6. a kind of deep cooling type waste gas recovery processing unit according to claim 1, it is characterised in that: the limited post (24) For conical structure, and copper sheathing (25) are arranged on the surface of limited post (24).