CN114224262B

CN114224262B - Steam generator water vapor recycling device and method

Info

Publication number: CN114224262B
Application number: CN202111556713.2A
Authority: CN
Inventors: 颜迅燕
Original assignee: Pinghu Xuyang Electronic Technology Co ltd
Current assignee: Pinghu Xuyang Electronic Technology Co ltd
Priority date: 2021-12-18
Filing date: 2021-12-18
Publication date: 2022-07-26
Anticipated expiration: 2041-12-18
Also published as: CN114224262A

Abstract

The invention discloses a water vapor recycling device of a steam generator and a water vapor recycling method of the water vapor recycling device, and relates to the technical field of steam recycling. The invention comprises a box body, a condenser and a flow divider, wherein the box body is provided with a partition plate, the box body is divided into at least two cooling chambers by the partition plate, the box body is provided with a detachable gland, and a pressure release valve is arranged on the gland; the condenser is arranged in the cooling chamber and comprises a condensing plate and a circulating fan which are alternately stacked, mounting holes are formed in the condensing plate and the circulating fan, a heat-conducting positioning rod is matched in the mounting holes, one end of the heat-conducting positioning rod penetrates out of the gland, and the penetrating end of the heat-conducting positioning rod is connected with a heat exchange device; the box body is provided with at least two groups of air inlet holes, circulating air inlet holes and air outlet holes which correspond to each other, and the air outlet holes are connected with the circulating air inlet holes through circulating pipes. The invention dredges the overflowing electric steam in the dish washing equipment, thereby ensuring that the steam can be continuously input into the dish washing equipment and improving the washing efficiency of the dish washing equipment.

Description

Water vapor recycling device of steam generator and utilization method thereof

Technical Field

The invention belongs to the technical field of steam recycling, and particularly relates to a steam recycling device of a steam generator and a utilization method thereof.

Background

With the improvement of living standard and the improvement of science and technology of people, whether various consumer products are energy-saving, environment-friendly and low-carbon is more and more concerned by consumers. The energy consumption value of products in the dishwasher industry is reduced more and more in recent years, and innovation points of various brands are developed around how to reduce the power consumption. The dish washer is used for automatically cleaning dishes, chopsticks, dishes, knives, forks and other tableware, and may be divided into two types, including box type and conveying type, according to their structure. It reduces the labor intensity for the cooking personnel in dining room, hotel and dining room of office, improves the working efficiency and promotes the cleanness and sanitation. At present, various small dishwashers have been put on the market, and are gradually entering ordinary households. The household dish washing machines used at present all adopt a hot water spraying mode to wash tableware, and a proper amount of detergent is added for use, so that the cleanness of the washed tableware cannot achieve a more ideal effect, the main reason is that the hot water spraying is not in place and has dead corners, in addition, pollutants are not easily cleaned after being bonded on the tableware for a long time, and therefore the dish washing machines are not satisfactory, and the tableware can be cleaned by means of the detergent, although the tableware can be cleaned by decontamination for a while, if the detergent residues on the tableware are not washed clean, the health of human bodies can be greatly harmed for a long time. The existing waterless dishwasher has the following general working principle: spraying the decomposition liquid on the tableware, condensing and decomposing oil stains by freezing, accelerating the decomposition of the oil stains in a high-frequency vibration mode, and collecting sundries after cleaning by external airflow. The damage of the vibration device to the tableware is large, the service life of the tableware is seriously influenced, and the service performance of the tableware is reduced.

And present steam equipment of washing dishes adopts the mode of closed washing dishes, and its equipment of washing dishes's inner space is limited, when continuously getting into steam promptly, makes easily to wash dishes and establishes other pressure and continuously risees, and ware back steam is filled up, influences the efficiency that steam washed dishes.

Disclosure of Invention

The invention aims to provide a water vapor recycling device of a steam generator and a using method thereof, which can ensure that steam can be continuously input into dish washing equipment by dredging overflowing electric steam in the dish washing equipment, and improve the washing efficiency of the dish washing equipment.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a water vapor recycling device of a steam generator, which comprises a box body, a condenser and a flow divider, wherein the box body is provided with a partition plate, the box body is divided by the partition plate into at least two cooling chambers, the box body is provided with a detachable gland, the gland is provided with a pressure relief hole, and the pressure relief hole is provided with a pressure relief valve;

the condenser is arranged in the cooling chamber and comprises condensing plates and circulating fans which are alternately stacked, mounting holes are formed in the condensing plates and the circulating fans, heat-conducting positioning rods are matched in the mounting holes, one ends of the heat-conducting positioning rods penetrate through the pressing covers, and the penetrating ends of the heat-conducting positioning rods are connected with a heat exchange device;

the box body is provided with at least two groups of air inlet holes, circulating air inlet holes and air outlet holes which correspond to each other, and the air outlet holes are connected with the circulating air inlet holes through circulating pipes.

The air outlet of the flow divider is connected with the air inlet.

Furthermore, at least two condensate plates are stacked to form a condensate plate group, and the condensate plate group and the circulating fan are stacked alternately.

Further, the condensate ware includes the frame, and the frame includes top frame and underframe, connects through the riser between top frame and the underframe, has the orifice plate on the underframe, and condensate board and circulation fan are installed on the orifice plate.

Further, install the link plate on the top frame, install the circulation fan under the link plate, the circulation fan includes the change, the first congealing liquid fan piece of the outer edge part of change, the setting of dislocation lopping in turn of second congealing liquid fan piece, the windward plate of second congealing liquid fan piece is the inclined plane, the notch has on the windward plate, the leeward board still has on the first congealing liquid fan piece, the lower limb department of leeward board and windward board is connected respectively to the both sides of second congealing liquid fan piece, the weeping hole has on the second congealing liquid fan piece.

Furthermore, the circulating fan further comprises an outer ring, a mounting hole is formed in the outer ring, a motor is mounted on the gland, and a spindle rotating ring of the motor is mounted on the gland.

Further, the condensate plate comprises a sieve plate, a positioning middle cylinder is arranged in the middle of the sieve plate, and a supporting cylinder is arranged at the edge of the sieve plate.

Further, including the liquid case that becomes, the liquid case that becomes has the bottom plate, has condensate portion and gas transmission portion on the bottom plate, has the swash plate in the condensate portion, and the box is installed on the swash plate, is equipped with fixed slot and admission line in the gas transmission portion, installs the baffle-box on the fixed slot, and the shunt is installed to the gas outlet of admission line, and heat transfer device's heat transfer portion connects the baffle-box.

Furtherly, install the first fan that dams in the inlet duct pipeline, the first fan that dams includes cascade ring and bearing, installs the flabellum in the cascade ring, and the cooperation of the thin axle part of cascade ring is equipped with the drainage strip on the outer lane of bearing in the bearing, the tip of drainage strip towards inlet duct's air inlet.

Furthermore, a liquid outlet pipe is arranged at the bottom of the box body, and a shutoff valve is arranged on the liquid outlet pipe.

A method for utilizing a water vapor recycling device of a steam generator comprises the following steps:

the steam containing oil liquid enters the air inlet pipeline, and when the steam passes through the primary cut-off fan, part of the liquid is cut off, and the liquid falls into the steam dish washer along the drainage strip;

the temperature is reduced by guiding the flow to a buffer tank through a flow divider;

the cooled steam and oil liquid enter the box body through the air inlet;

the steam and oil move to the lower part of the condenser through the circulating fan and are guided to the upper part of the condenser through the circulating pipe to carry out circulating cooling and condensation;

in the process of circulating cooling and condensation, the pressure in the box body is controlled by the pressure relief valve;

the cooled liquid is discharged out of the box body through the liquid outlet pipe when the gas conveying into the box body is suspended.

The invention has the following beneficial effects:

the invention is provided; the overflow electric steam in the dish washing equipment is dredged, so that the continuous steam input in the dish washing equipment can be ensured, the washing efficiency of the dish washing equipment is improved, a heat transmission lead of a heat exchanger is connected to the end of an air inlet pipeline provided with a primary cut-off fan, namely, oil entering a box body is reduced, and a valve is arranged on the air inlet pipeline; steam gets into and carries out preliminary cooling in buffer bin department behind the liquid change case, alleviate follow-up liquid change pressure behind steam entering box in proper order, the stop valve is opened the back and is followed the interior liquid of deriving the condensation of box, the liquid that condenses when deriving, the last valve of installing of admission line, circulating line makes and is being mingled with in the oil gas reentrant box for the water vapor of condensing, condensation cycle is carried out once more to the upper strata position of condensation chamber, improve the condensation degree of accomplishing of steam, reduce the final steam volume of putting outward of liquid change case, the box is towards one side slope after the installation, assemble towards the bottom of slope behind the steam liquefaction in the box, heat transfer device is steam generator's the heat energy that provides.

Of course, it is not necessary for any product to practice the invention to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a water vapor recycling device;

FIG. 2 is a schematic structural diagram of a vapor recycling device;

FIG. 3 is a schematic structural diagram of a vapor recycling device;

FIG. 4 is a schematic structural diagram of a liquid-to-liquid tank;

FIG. 5 is a schematic structural view of a liquid-to-liquid tank;

FIG. 6 is a schematic structural view of the case;

FIG. 7 is a schematic diagram of a condensate dispenser;

FIG. 8 is a schematic diagram of a condensate dispenser;

FIG. 9 is a schematic structural view of a circulation fan and a condensate plate;

FIG. 10 is a schematic view of a configuration of a circulation fan;

FIG. 11 is a schematic structural view of a condensate plate;

fig. 12 is a schematic structural view of a primary intercepting fan;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a liquid transformer tank; 2. a conduit assembly; 3. a pressure relief valve; 4. a phase converter; 5. a flow divider; 6. a box body; 7. a gland; 8. a buffer tank; 9. a condenser; 10. a primary intercepting fan; 11. a circulating fan; 12. a condensate plate; 101. a condensate section; 102. a gas transmission part; 103. a base plate; 104. an air intake duct; 105. a sloping plate; 106. a fixing groove; 601. an air intake; 602. a circulating air intake; 603. a partition plate; 604. a cooling chamber; 605. an air outlet; 701. a heat conduction positioning rod; 702. a pressure relief vent; 901. hanging plates; 902. a vertical plate; 903. a top frame; 904. a bottom frame; 905. an orifice plate; 1001. a fan blade; 1002. a stepped ring; 1003. a drainage strip; 1004. a bearing; 1101. a first condensate fan blade; 1102. a notch; 1103. a second condensate fan blade; 1004. rotating the ring; 1005. a windward plate; 11201. a support cylinder; 1202. a sieve plate; 1203. and positioning the middle barrel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1 to 12, the present invention relates to a steam recycling device of a steam generator, which is used in combination with a steam dish washing machine, and mainly discloses a steam recycling device, and a steam dish washing machine and a steam generator thereof, which are not developed in detail as the prior art.

Comprises a water vapor recycling device of a steam generator,

the liquid-change box 1 is characterized in that the liquid-change box 1 is provided with a bottom plate 103, a liquid condensation part 101 and a gas transmission part 102 are arranged on the bottom plate 103, an inclined plate 105 is arranged on the liquid condensation part 101, and the box body 5 is arranged on the inclined plate 105, namely, the box body 5 inclines towards one side after being arranged, and the steam in the box body 5 is liquefied and then converges towards the inclined bottom.

Be equipped with fixed slot 106 and admission line 104 on gas transmission portion 102, wherein as shown in fig. 5 fixed slot 106 is provided with four, installs buffer tank 8 on the fixed slot 106, and buffer tank 8 is connected to heat transfer unit's heat transfer portion, draws the heat of buffer tank by the heat exchanger, and steam gets into and carries out preliminary cooling in buffer tank 8 department after liquid becomes case 1 promptly, alleviates follow-up liquid becomes pressure after steam gets into box 6 in proper order.

Flow divider 5 is installed to the gas outlet of inlet channel 104, corresponds four baffle-boxes 8, and flow divider 5 is provided with two, and a flow divider 5 has even a liquid outlet, and a flow divider 5 corresponds an inlet channel 104.

Receive the line through first cut-off fan 10 from the gas that comes out in the dish washer, it dredges the oil layer to coat on the flabellum of first cut-off fan 10, install first cut-off fan 10 in the inlet duct 104 pipeline, first cut-off fan 10 includes shoulder ring 1002 and bearing 1004, install flabellum 1001 in the shoulder ring 1002, the cooperation of the thin axle part of shoulder ring 1002 is in bearing 1004, be equipped with drainage strip 1003 on bearing 1004's the outer lane, the tip of drainage strip 1003 is towards the air inlet of inlet duct 104, wherein, serve the heat transmission wire of connecting the heat exchanger at the inlet duct 104 of the first cut-off fan 10 of installation, reduce promptly and get into oil in the box 6, install the valve on the inlet duct 104.

Furthermore, a liquid outlet pipe is arranged at the bottom of the box body 6, the connecting part is positioned at the inclined bottom of the box body 6, the liquid outlet pipe penetrates through the liquid change box 1, a shutoff valve is arranged on the liquid outlet pipe, condensed liquid is led out from the box body 6 after the shutoff valve is opened, the condensed liquid is led out, and a valve is arranged on the air inlet pipe 104.

The case 6 has a partition plate 603, and the case 6 is partitioned by the partition plate 603 into at least two cooling chambers 604.

Specifically, as shown in fig. 3, the partition 603 is a cross partition, which divides the box 6 into four condensation chambers, i.e., the gas entering the box 6 is cooled in different chambers, so as to prevent the steam from flowing transversely in a large space, increase the contact probability between the oil and the plates in the steam, and improve the oil interception probability.

The condensate 9 is mounted in the cooling chamber 604, the condensate 9 comprising a frame including a top frame 903 and a bottom frame 904, the top frame 903 and the bottom frame 904 being connected by risers (902), the bottom frame 904 having an aperture plate 905 thereon.

The condensate device 9 comprises a condensate plate 12 and a circulating fan 11 which are alternately stacked, the condensate plate 12 and the circulating fan 11 are installed on a hole plate 905, further, a hanging plate 901 is installed on a top frame 903, the circulating fan 11 is installed below the hanging plate 901, namely, a circulating fan 1 is arranged on the condensate device 9 and is stacked on the top, preferably, two stacked circulating fans 11 can be arranged above a mouth, so that wind power generated by the uppermost circulating fan 11 is improved, a motor is installed on a gland 7, and a spindle rotating ring 1104 of the motor is arranged.

The condensate plate 12 and the circulating fan 11 are both provided with mounting holes, a heat conduction positioning rod 701 is matched in the mounting holes, one end of the heat conduction positioning rod 701 penetrates out of the gland 7, the penetrating end of the heat conduction positioning rod 701 is connected with a heat exchange device, the circulating fan 11 further comprises an outer ring, and the outer ring is provided with the mounting holes.

Wherein, heat transfer device is for steam generator's the heat energy that provides.

At least two condensate plates 12 are stacked to form a condensate plate group, the condensate plate group and the circulating fan 11 are alternately stacked, and particularly, as shown in fig. 9 or 7, three condensate plates 12 are stacked in groups.

The circulating fan 11 comprises a rotating ring 1104, the first condensing fan 1101 and the second condensing fan 1103 are alternately arranged in a staggered and looped mode at the outer edge part of the rotating ring 1104, the windward plate 1005 of the second condensing fan 1103 is an inclined surface, a notch 1102 is formed in the windward plate 1005, a leeward plate is further arranged on the first condensing fan 1101, the two sides of the second condensing fan 1103 are respectively connected with the lower edges of the leeward plate and the windward plate 1005, a leakage hole is formed in the second condensing fan 1103, and condensed liquid drops downwards along the leakage hole.

The condensate plates 12 comprise sieve plates 1202, positioning middle cylinders 1203 are arranged in the middle of the sieve plates 1202, supporting cylinders 1201 are arranged on the edge portions of the sieve plates 1202, and gaps are formed between every two adjacent condensate plates 12 through the supporting cylinders 1201.

At least two sets of air inlet holes 601 that correspond to each other are arranged on the box body 6, the circulation air inlet holes 602 and the air outlet holes 605, the air outlet holes 605 and the circulation air inlet holes 602 are connected through circulation pipes, oil vapor mixed with the condensed water vapor enters the box body 6 again through circulation pipes, the upper part of the condensation chamber is subjected to condensation circulation again, the condensation completion degree of the steam is improved, the final steam discharge amount of the liquid-to-liquid converter is reduced, the air inlet holes 601 are connected to the air outlet of the flow divider 6, the circulation pipes and the pipelines of the buffer tanks communicated with the air inlet holes 601 form the pipeline assembly 2, in addition, the buffer tank 8 can also be directly connected with the first two cooling chambers 604, then the subsequent two cooling chambers 604 are communicated with the first two cooling chambers 604 through the circulation pipes, the circulation condensation is formed, and air pressure discharge is carried out through the pressure release valves 3 on the second two cooling chambers 604.

Box 6 has detachable gland 7, install pressure release hole 702 on the gland 7, install relief valve 3 on the pressure release hole 702, wherein before the liquid that condenses when deriving, open relief valve 3 earlier, prevent that liquid from rushing out the drain pipe, in addition, relief valve 3 also can be opened at the in-process of box 6 lime set, partial steam emits, reduce the pressure in the box 6, the steam in the dishwasher spills over, improve the speed that new steam got into dishwasher, accelerate the speed of washing the dishes.

A method for utilizing a water vapor recycling device of a steam generator uses the water vapor recycling device;

the steam containing oil enters the air inlet pipeline 104, and when passing through the primary intercepting fan 10, part of liquid is intercepted, and the liquid falls into the steam dish washer along the drainage strip 1003;

the temperature is reduced after being guided to a buffer tank 8 through a flow divider 5;

the cooled steam and oil enter the box body 6 through the air inlet holes 601;

the steam and the oil move to the lower part of the condenser 9 through the circulating fan 11 and are guided to the upper part of the condenser 9 through the circulating pipe to carry out circulating cooling and condensation;

in the process of circulating cooling and condensing, the pressure in the box body 6 is controlled by the pressure relief valve 3;

the cooled liquid is discharged out of the box 6 through the liquid outlet pipe while the supply of gas into the box 6 is suspended.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A steam generator's steam recycle device, its characterized in that includes:

the cooling device comprises a box body (6), wherein the box body (6) is provided with a partition plate (603), the box body (6) is partitioned by the partition plate (603) into at least two cooling chambers (604), the box body (6) is provided with a detachable gland (7), a pressure relief hole (702) is arranged on the gland (7), and a pressure relief valve (3) is arranged on the pressure relief hole (702);

the cooling device comprises a condenser (9), wherein the condenser (9) is arranged in a cooling chamber (604), the condenser (9) comprises a condensing plate (12) and a circulating fan (11) which are alternately stacked, mounting holes are formed in the condensing plate (12) and the circulating fan (11), a heat-conducting positioning rod (701) is matched in the mounting holes, one end of the heat-conducting positioning rod (701) penetrates out of a gland (7), and the penetrating end of the heat-conducting positioning rod (701) is connected with a heat exchange device;

at least two groups of air inlets (601), circulating air inlets (602) and air outlets (605) which correspond to each other are arranged on the box body (6), and the air outlets (605) are connected with the circulating air inlets (602) through circulating pipes;

the air outlet of the flow divider (5) is connected with the air inlet (601).

2. Steam generator steam recycling device according to claim 1, characterized in that at least two condensate plates (12) are stacked to form a condensate plate group, and the condensate plate groups and the circulation fan (11) are stacked alternately.

3. The steam generator steam recycling device according to claim 1 or 2, wherein the condenser (9) comprises a frame, the frame comprises a top frame (903) and a bottom frame (904), the top frame (903) and the bottom frame (904) are connected through a vertical plate (902), the bottom frame (904) is provided with a hole plate (905), and the condensing plate (12) and the circulating fan (11) are installed on the hole plate (905).

4. The water vapor recycling device of the steam generator according to claim 3, wherein a hanging plate (901) is installed on the top frame (903), a circulation fan (11) is installed below the hanging plate (901), the circulation fan (11) comprises a rotating ring (1104), the first condensation fan blade (1101) and the second condensation fan blade (1103) are alternately arranged in a staggered and looped manner at the outer edge of the rotating ring (1104), the windward plate (1005) of the second condensation fan blade (1103) is an inclined surface, a notch (1102) is formed in the windward plate (1005), a leeward plate is further arranged on the first condensation fan blade (1101), the two sides of the second condensation fan blade (1103) are respectively connected with the lower edges of the leeward plate and the windward plate (1005), and a liquid leakage hole is formed in the second condensation fan blade (1103).

5. The steam recycling device of a steam generator as claimed in claim 4, wherein the circulating fan (11) further comprises an outer ring, the outer ring is provided with a mounting hole, the gland (7) is provided with a motor, and a spindle rotating ring (1104) of the motor is provided.

6. A steam recycling device of a steam generator according to claim 3, characterized in that the condensate plate (12) comprises a screen plate (1202), a positioning middle cylinder (1203) is arranged in the middle of the screen plate (1202), and a supporting cylinder (1201) is arranged at the edge of the screen plate (1202).

7. The steam generator steam recycling device according to any one of claims 4 to 6, comprising a liquid-to-liquid tank (1), wherein the liquid-to-liquid tank (1) has a bottom plate (103), the bottom plate (103) has a liquid condensing part (101) and a gas transmission part (102), the liquid condensing part (101) has an inclined plate (105), the tank (6) is mounted on the inclined plate (105), the gas transmission part (102) is provided with a fixing groove (106) and a gas inlet pipe (104), the fixing groove (106) is provided with a buffer tank (8), the gas outlet of the gas inlet pipe (104) is provided with a flow divider (5), and the heat exchange part of the heat exchange device is connected with the buffer tank (8).

8. The steam generator steam recycling device according to claim 7, wherein the first intercepting fan (10) is installed in the inlet pipe (104) and comprises a step ring (1002) and a bearing (1004), the fan blades (1001) are installed in the step ring (1002), the thin shaft of the step ring (1002) is fitted in the bearing (1004), the outer ring of the bearing (1004) is provided with a drainage strip (1003), and the end of the drainage strip (1003) faces the inlet of the inlet pipe (104).

9. The steam recycling device of a steam generator as claimed in claim 1, wherein a drain pipe is provided at the bottom of the box body (6), and a shutoff valve is installed on the drain pipe.

10. A method for utilizing the steam recycling device of a steam generator, which uses the steam recycling device according to claim 9, wherein:

the steam containing oil liquid enters an air inlet pipeline (104), when the steam passes through a primary intercepting fan (10), part of liquid is intercepted, and the liquid falls into the steam dish washer along a drainage strip (1003);

the water is guided into a buffer tank (8) through a flow divider (5) to be cooled;

the cooled steam and oil liquid enter the box body (6) through the air inlet hole (601);

the steam and the oil move to the lower part of the condenser (9) through a circulating fan (11) and are guided to the upper part of the condenser (9) through a circulating pipe to carry out circulating cooling and condensation;

in the process of circulating cooling and condensing, the pressure in the box body (6) is controlled by the pressure relief valve (3); when the gas is temporarily conveyed into the box body (6), the cooled liquid is discharged out of the box body (6) through the liquid outlet pipe.