CN219178305U

CN219178305U - Vacuum gas quenching furnace flue gas purifier convenient to dismantle clearance

Info

Publication number: CN219178305U
Application number: CN202222974158.1U
Authority: CN
Inventors: 吴继稳
Original assignee: Shanghai Shunke Mould Technology Co ltd
Current assignee: Shanghai Shunke Mould Technology Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-06-13
Anticipated expiration: 2032-11-09

Abstract

The utility model relates to the technical field of flue gas purifying equipment, in particular to a flue gas purifier of a vacuum gas quenching furnace, which is convenient to detach and clean. The technical proposal comprises: the heat recovery device comprises a heat recovery box, a spray box and a base, wherein the spray box is fixedly arranged at the top of the base, the heat recovery box is fixedly arranged at the top of the spray box through a top plate, a heat exchange assembly extending out of the heat recovery box is fixedly arranged inside the heat recovery box, the heat exchange assembly comprises a split pipe, heat exchange pipes are arranged at the bottom of the split pipe at equal intervals, and a collecting pipe is fixedly arranged at the bottom of the heat exchange pipe. According to the utility model, cold water is connected into the heat exchange tube through the cold water pipe, the cold water flows into the heat exchange tube in a dispersed manner through the shunt pipes, the cold water in the heat exchange tube is uniformly heated through the high-temperature flue gas in the heat recovery box, the function of recovering heat in the flue gas is realized, and the water source after heat absorption is discharged through the hot water pipe, so that the temperature of the flue gas is reduced, the waste of heat energy in the flue gas is avoided, and the problem of a large amount of heat energy loss caused by directly discharging the flue gas is solved.

Description

Vacuum gas quenching furnace flue gas purifier convenient to dismantle clearance

Technical Field

The utility model relates to the technical field of flue gas purifying equipment, in particular to a flue gas purifier of a vacuum gas quenching furnace, which is convenient to detach and clean.

Background

The vacuum gas quenching furnace consists of a vacuum furnace main body, a vacuum system, a water cooling system, an air charging system, a starting system, a relay control system and the like, a workpiece is filled with high-purity neutral gas to cool in a cooling chamber after being heated in vacuum, high-temperature waste gas can be generated after gas quenching is finished, and the waste gas needs to be treated by using a flue gas purifier, wherein the application number is CN211339598U, which is a vacuum gas quenching furnace flue gas purification device, solves the various defects that the high-temperature flue gas emission can influence the working environment in the air, and the application number is CN206473955U, which is a high-temperature flue gas purifier, is further found through further searching, and the technical defects that the flue gas contains unburnt organic matters and is discharged in the atmosphere to cause great environmental pollution and the like are practically solved, but the flue gas purifier with a similar structure has a plurality of defects during actual use, such as: the device does not have the function of recovering heat, so that a large amount of heat energy is lost, a large amount of energy loss is caused, high-temperature flue gas is directly discharged into the air to cause certain environmental pollution, the device does not have the function of convenient disassembly and cleaning, the problem that the pipeline is blocked in the long-time use process is caused, the device cannot be disassembled and cleaned locally, and the device is not overhauled by staff, so that the design of the flue gas purifier of the vacuum gas quenching furnace convenient to disassemble and clean is needed.

Disclosure of Invention

The utility model aims to provide a vacuum gas quenching furnace flue gas purifier convenient to detach and clean, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vacuum gas quenching stove flue gas purifier convenient to dismantle clearance, includes heat recovery case, spray case and base, base top fixed mounting has the spray case, spray case top has the heat recovery case through roof fixed mounting, heat recovery incasement portion fixed mounting has the heat exchange component that extends, the heat exchange component includes the shunt tubes, the heat exchange tube is installed to the equidistance of shunt tubes bottom, heat exchange tube bottom fixed mounting has the collecting pipe, heat recovery case one side has the rose box through gas-supply pipe fixed mounting, coupling mechanism is installed to the inside both sides screw thread of heat recovery case, coupling mechanism includes fixed sleeve, fixed sleeve's both sides fixed mounting has the screw thread seat, screw thread seat internally threaded installs locking screw, the arc is installed through the pivot to the locking screw bottom.

The cold water is connected into the cold water through the cold water pipe, the cold water flows into the heat exchange pipe in a dispersing way through the shunt pipes, the cold water in the heat exchange pipe is uniformly heated through the high-temperature flue gas in the heat recovery box, the heat in the flue gas is recovered, the water source after heat absorption is discharged through the hot water pipe, the flue gas temperature is reduced, the waste of heat energy in the flue gas is avoided, the problem that a large amount of heat energy is lost when the flue gas is directly discharged is solved, the problem that environmental pollution is caused when the high-temperature flue gas is directly discharged into the atmosphere is also avoided, the safety of the working environment is ensured, the locking screw is rotationally moved in the screw seat through the threads, the arc plate is driven by the rotating locking screw to move away from the surface of the gas pipe through the rotating shaft, the locking screw can be relieved, the gas pipe and the heat recovery box are conveniently and locally detached, the problem that the heat exchange efficiency is influenced by the blockage in the gas pipe and the heat exchange component inside the heat recovery box after long-time use is avoided, and convenience of overhaul of the device is improved by workers is further improved.

Preferably, the outer side of one end of the gas transmission pipe is sleeved with a connecting pipe through a sealing gasket, and one end of the connecting pipe is fixedly arranged on one side of the inside of the fixed sleeve. The sealing gasket can prevent the gas pipe from leaking from the smoke at the joint of the gas pipe and the connecting pipe, improves the tightness of the pipeline connection, and is convenient for butt joint of the connecting pipe and the gas pipe through the internal connection of the connecting pipe and the fixed sleeve.

Preferably, one end of the shunt tube is fixedly provided with a cold water pipe, and one end of the collecting pipe is fixedly provided with a hot water pipe. The cold water pipe is convenient to be connected into the split pipe, the cold water can be split into the heat exchange pipes through the split pipe, and the hot water heated in each heat exchange pipe is collected through the collecting pipe and flows out through the hot water pipe.

Preferably, two groups of molecular sieve filter screens are equidistantly arranged on one side of the inside of the filter box, and two groups of active carbon screen plates are equidistantly arranged on the other side of the inside of the filter box. Through the adsorption capacity of the surface of the activated carbon screen plate, the flue gas can be contacted with porous solid matters on the surface, so that pollutants in the flue gas can be adsorbed on the solid surface, most of pollutants are separated from the gas, the passing flue gas can be further filtered through the molecular sieve filter screen, and smaller impurities in the flue gas are blocked on the filter surface.

Preferably, a flue gas pipe is fixedly arranged on one side of the filter box, a fan is fixedly arranged at the bottom end of the flue gas pipe, and one side of the fan is in through connection with the spray box through a pipeline. Suction is generated through the electrified operation of the fan, and the flue gas filtered in the filter box can be conveyed into the spray box through the flue gas pipe.

Preferably, the spray box is internally and fixedly provided with a spray pipe, the front side of the spray box is provided with a dosing port, a drain pipe extending to the spray box is fixedly arranged below the dosing port, one side of the spray box is fixedly provided with a circulating pump, and the output end of the circulating pump is in through connection with the spray pipe through a water pipe. Can add spray incasement portion with the liquid medicine through adding the medicine mouth, can take out the liquid medicine of the bottom of spray incasement portion through circulating pump circular telegram operation, carry inside the shower through the raceway, spray the liquid medicine through the atomizer of shower bottom, make harmful components in the flue gas by the liquid medicine reaction, improve the flue gas purifying effect, shower spun liquid medicine falls in the bottom of spray incasement portion simultaneously and collects, realize the function of liquid medicine cyclic utilization, the consumption of liquid medicine has been reduced, the energy-concerving and environment-protective performance of device has been improved, can be with the liquid medicine discharge of spray incasement portion through the blow off pipe, be convenient for change the liquid medicine.

Preferably, the top fixed mounting who sprays case one side has the blast pipe, and blast pipe one end fixed mounting has the drying cabinet, and the drying board is installed to the inside equidistance of drying cabinet. The flue gas through the blast pipe can be with the flue gas exhaust to the drying cabinet inside of processing of liquid medicine, carries out dry filtration to the flue gas through the inside dry board of drying cabinet, and the material that the dry board used is calcium chloride drier, and water absorption capacity is strong, and the flue gas after the drying discharges inside the drying cabinet.

Preferably, a threaded pipe is fixedly arranged on one side of the fixed sleeve, and the threaded pipe is arranged on the inner wall of the heat recovery box in a threaded manner. Through the screw thread cooperation on screwed pipe and the inner wall of heat recovery case, can install screwed pipe in the heat recovery incasement, guaranteed coupling mechanism's installation stability, be convenient for dismantle coupling mechanism simultaneously.

Compared with the prior art, the utility model has the beneficial effects that:

1. the cold water is connected into the cold water pipe, the cold water flows into the heat exchange pipe in a dispersing way through the shunt pipes, the cold water in the heat exchange pipe is uniformly heated through the high-temperature flue gas in the heat recovery box, the heat in the flue gas is recovered, the water source after heat absorption is discharged through the hot water pipe, the temperature of the flue gas is reduced, the waste of heat energy in the flue gas is avoided, the problem of great heat energy loss caused by directly discharging the flue gas is solved, the problem of environmental pollution caused by directly discharging the high-temperature flue gas into the atmosphere is avoided, and the safety of the working environment is ensured.

2. Through screwing up locking screw at the inside screw thread rotary movement of screw seat, the locking screw of rotary movement drives the arc through the pivot and removes the surface of keeping away from the gas-supply pipe, can remove the locking of locking screw through the arc to the gas-supply pipe, be convenient for carry out the local clearance of dismantling with gas-supply pipe and heat recovery case, avoided flue gas purifier inside jam and the inside heat exchange component dust cover of heat recovery case to influence the problem of heat exchange efficiency after long-time use to make things convenient for the device to dismantle the clearance, improved the convenience that the staff overhauld the device.

Drawings

FIG. 1 is a schematic view of the front internal structure of the present utility model;

FIG. 2 is a schematic diagram of the front structure of the present utility model;

FIG. 3 is a schematic view of a heat exchange assembly according to the present utility model;

fig. 4 is a schematic structural view of a connecting mechanism of the present utility model.

In the figure: 1. a heat recovery tank; 101. a gas pipe; 102. a connecting pipe; 103. a sealing gasket; 2. a heat exchange assembly; 201. a cold water pipe; 202. a shunt; 203. a heat exchange tube; 204. collecting pipes; 205. a hot water pipe; 3. a filter box; 301. a molecular sieve filter screen; 302. an activated carbon screen; 4. a blower; 401. a flue pipe; 5. a spray box; 501. a circulation pump; 502. a shower pipe; 503. a medicine adding port; 504. a blow-down pipe; 505. an exhaust pipe; 6. a top plate; 7. a drying box; 701. a drying plate; 8. a base; 9. a connecting mechanism; 901. fixing the sleeve; 902. a screw seat; 903. locking the screw rod; 904. an arc-shaped plate; 905. a threaded pipe.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the flue gas purifier of the vacuum quenching furnace provided by the utility model comprises a heat recovery box 1, a spray box 5 and a base 8, wherein the top of the base 8 is fixedly provided with the spray box 5, a spray pipe 502 is fixedly arranged in the spray box 5, a dosing opening 503 is formed in the front of the spray box 5, a blow-off pipe 504 extending into the spray box 5 is fixedly arranged below the dosing opening 503, one side of the spray box 5 is fixedly provided with a circulating pump 501, the output end of the circulating pump 501 is in through connection with the spray pipe 502 through a water pipe, the top of one side of the spray box 5 is fixedly provided with an exhaust pipe 505, one end of the exhaust pipe 505 is fixedly provided with a drying box 7, a drying plate 701 is equidistantly arranged in the drying box 7, the top of the spray box 5 is fixedly provided with the heat recovery box 1 through a top plate 6, an extended heat exchange component 2 is fixedly arranged in the heat exchange component 2 comprises the shunt pipe 202.

One end fixed mounting of shunt tubes 202 has cold water pipe 201, the heat exchange tube 203 is installed to shunt tubes 202 bottom equidistance, heat exchange tube 203 bottom fixed mounting has collecting main 204, collecting main 204 one end fixed mounting has hot water pipe 205, heat recovery case 1 one side is through gas-supply pipe 101 fixed mounting has rose box 3, two sets of molecular sieve filter screen 301 are installed to inside one side equidistance of rose box 3, two sets of activated carbon screen 302 are installed to inside opposite side equidistance of rose box 3, flue pipe 401 is installed to rose box 3 one side fixed mounting, flue pipe 401 bottom fixed mounting has fan 4, fan 4 one side is through pipeline and spray box 5 through connection, coupling mechanism 9 is installed to the inside both sides screw thread of heat recovery case 1, coupling mechanism 9 includes fixed sleeve 901, the both sides fixed mounting of fixed sleeve 901 has screw thread seat 902, locking screw 903 is installed to screw thread seat 902 internal thread, arc 904 is installed through the pivot to locking screw 903 bottom.

The operating principle of the vacuum gas quenching furnace flue gas purifier convenient to detach and clean based on the embodiment 1 is as follows: the high-temperature flue gas is conveyed to the inside of the heat recovery box 1 through the gas conveying pipe 101, cold water is connected through the cold water pipe 201, the cold water is dispersed and flows into the heat exchange pipe 203 through the shunt pipes 202, the cold water in the heat exchange pipe 203 is uniformly heated through the high-temperature flue gas in the heat recovery box 1, a water source after heat absorption is collected through the collecting pipe 204 and then is discharged through the hot water pipe 205, the heat energy in the flue gas is recycled after collection, the waste of heat energy in the flue gas is avoided, the flue gas after heat exchange is discharged into the inside of the filter box 3 through the gas conveying pipe 101, the flue gas can be contacted with porous solid matters on the surface through the adsorption capacity of the surface of the activated carbon screen 302, the pollutants in the flue gas can be adsorbed on the solid surface conveniently, most of pollutants are separated from the gas, the flue gas passing through the molecular sieve filter screen 301 can be further filtered, and smaller impurities in the flue gas are blocked on the filter surface.

The suction is generated through the electrifying operation of the fan 4, the flue gas filtered inside the filter tank 3 can be conveyed into the spray tank 5 through the flue gas pipe 401, the liquid medicine can be added into the spray tank 5 through the medicine adding port 503, the liquid medicine at the bottom of the spray tank 5 can be pumped out through the electrifying operation of the circulating pump 501, the flue gas is conveyed into the spray pipe 502 through the water conveying pipe, the liquid medicine is sprayed through the atomizing nozzle at the bottom of the spray pipe 502, harmful components in the flue gas are reacted by the liquid medicine, the flue gas purifying effect is improved, meanwhile, the liquid medicine sprayed out by the spray pipe 502 falls into the bottom of the spray tank 5 to be collected, the function of recycling the liquid medicine is realized, the consumption of the liquid medicine is reduced, the energy-saving and environment-friendly performance of the device is improved, the liquid medicine inside the spray tank 5 can be discharged through the blow-off pipe 504, the liquid medicine can be conveniently replaced, the flue gas processed by the liquid medicine can be discharged into the drying tank 7 through the drying plate 701 inside the drying box 7, the flue gas is dried and filtered through the drying plate 701, the material used by the drying plate 701 is the calcium chloride drying agent, the water absorbing capacity is strong, and the flue gas after drying is discharged into the drying tank 7, and the inside the drying tank 7 for maintenance and maintenance is cleaned.

Through screwing up locking screw 903 at the inside screw thread rotary motion of screw seat 902, rotatory moving locking screw 903 drives arc 904 through the pivot and moves the surface of keeping away from gas-supply pipe 101, can relieve locking screw 903 and pass through the locking of arc 904 to gas-supply pipe 101, be convenient for dismantle the clearance to gas-supply pipe 101 and heat recovery case 1 part, avoided flue gas purifier inside the inside jam of gas-supply pipe 101 and the inside heat exchange component 2 dust cover of heat recovery case 1 influences the problem of heat exchange efficiency after long-time use, thereby make things convenient for the device to dismantle the clearance, improved the convenience that the staff overhauld the device.

Example two

As shown in fig. 1, 3 and 4, the flue gas purifier for a vacuum gas quenching furnace provided by the utility model is convenient to detach and clean, and compared with the first embodiment, the flue gas purifier for a vacuum gas quenching furnace further comprises: the connecting pipe 102 has been cup jointed through sealing washer 103 in the one end outside of gas-supply pipe 101, and the one end fixed mounting of connecting pipe 102 is in the inside one side of fixed bolster 901, and fixed bolster 901 one side fixed mounting has screwed pipe 905, and the inner wall at heat recovery box 1 is installed to the screwed pipe 905 screw thread.

In this embodiment, as shown in fig. 1, 3 and 4, the sealing gasket 103 can prevent the flue gas at the connection position of the gas pipe 101 and the connecting pipe 102 from leaking, so as to improve the tightness of the pipe connection, and the connecting pipe 102 is connected with the inside of the fixed sleeve 901, so that the connecting pipe 102 is convenient to butt joint with the gas pipe 101; as shown in fig. 1, 3 and 4, the threaded pipe 905 is fitted with the threads on the inner wall of the heat recovery tank 1, so that the threaded pipe 905 can be installed in the heat recovery tank 1, the installation stability of the connection mechanism 9 is ensured, and the connection mechanism 9 is convenient to disassemble.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. The utility model provides a vacuum gas quenching stove flue gas purifier convenient to dismantle clearance, includes heat recovery case (1), spray box (5) and base (8), its characterized in that: the utility model discloses a hot recycling box, including base (8) top fixed mounting has spray box (5), spray box (5) top is through roof (6) fixed mounting has hot recycling box (1), hot recycling box (1) inside fixed mounting has heat exchange component (2) that extend, heat exchange component (2) include shunt tubes (202), heat exchange tube (203) are installed to shunt tubes (202) bottom equidistance, heat exchange tube (203) bottom fixed mounting has collecting main (204), hot recycling box (1) one side is through gas-supply pipe (101) fixed mounting has rose box (3), coupling mechanism (9) are installed to hot recycling box (1)'s inside both sides screw thread, coupling mechanism (9) include fixed sleeve (901), fixed sleeve (901) both sides fixed mounting has screw thread seat (902), screw thread seat (902) internally threaded mounting has locking screw (903), arc (904) are installed through the pivot to locking screw (903) bottom.

2. The vacuum gas quenching furnace flue gas purifier convenient to detach and clean according to claim 1, wherein: the outside of one end of gas-supply pipe (101) has cup jointed connecting pipe (102) through sealing washer (103), and the one end fixed mounting of connecting pipe (102) is in inside one side of fixed sleeve (901).

3. The vacuum gas quenching furnace flue gas purifier convenient to detach and clean according to claim 1, wherein: one end of the shunt tube (202) is fixedly provided with a cold water tube (201), and one end of the collecting tube (204) is fixedly provided with a hot water tube (205).

4. The vacuum gas quenching furnace flue gas purifier convenient to detach and clean according to claim 1, wherein: two groups of molecular sieve filter screens (301) are equidistantly arranged on one side of the interior of the filter box (3), and two groups of active carbon screen plates (302) are equidistantly arranged on the other side of the interior of the filter box (3).

5. The vacuum gas quenching furnace flue gas purifier convenient to detach and clean according to claim 1, wherein: and a smoke pipe (401) is fixedly arranged on one side of the filter box (3), a fan (4) is fixedly arranged at the bottom end of the smoke pipe (401), and one side of the fan (4) is in through connection with the spray box (5) through a pipeline.

6. The vacuum gas quenching furnace flue gas purifier convenient to detach and clean according to claim 1, wherein: spray box (5) internally mounted has shower (502), and dosing mouth (503) has been seted up in spray box (5) openly, and dosing mouth (503) below fixed mounting has blow off pipe (504) that extend to spray box (5) inside, and spray box (5) one side fixed mounting has circulating pump (501), and the output of circulating pump (501) is through raceway and shower (502) through connection.

7. The vacuum gas quenching furnace flue gas purifier convenient to detach and clean according to claim 1, wherein: the top of spray box (5) one side fixed mounting has blast pipe (505), and blast pipe (505) one end fixed mounting has drying cabinet (7), and drying board (701) are installed to inside equidistance of drying cabinet (7).

8. The vacuum gas quenching furnace flue gas purifier convenient to detach and clean according to claim 1, wherein: a threaded pipe (905) is fixedly arranged on one side of the fixed sleeve (901), and the threaded pipe (905) is installed on the inner wall of the heat recovery box (1) in a threaded mode.