CN114251876B

CN114251876B - Heat exchanger capable of improving air circulation effect

Info

Publication number: CN114251876B
Application number: CN202210196055.9A
Authority: CN
Inventors: 邢作新; 付建平; 邢业飞
Original assignee: Shandong Huaye Yangguang New Energy Co ltd
Current assignee: Shandong Huaye Yangguang New Energy Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-05-06
Anticipated expiration: 2042-03-02
Also published as: CN114251876A

Abstract

The invention discloses a heat exchanger capable of improving the air circulation effect, belonging to the technical field of air circulation. According to the invention, through the designed first condensation component, the water content in the air is reduced by utilizing the combined action of negative pressure and low-temperature air, so that the probability of frosting of the air in the flowing process of the heat exchanger shell can be further reduced, when the first piston seat moves to the highest point, the first piston seat performs downward movement, and along with the enhancement of the pressure below the first piston seat, the third one-way valve can be automatically opened, so that the low-temperature air after condensation can be introduced into the heat exchanger shell.

Description

Heat exchanger capable of improving air circulation effect

Technical Field

The invention belongs to the technical field of air circulation, and particularly relates to a heat exchanger capable of improving an air circulation effect.

Background

A heat exchanger is a device that transfers part of the heat of a hot fluid to a cold fluid, and is also called a heat exchanger. The heat exchanger plays an important role in industrial production in chemical industry, petroleum, power, food and other fields, can be used as a heater, a condenser, an evaporator and the like in production, and is widely applied.

Disclosure of Invention

The invention aims to: the heat exchanger capable of improving the air circulation effect is provided in order to solve the problems that in the use process of the existing heat exchanger, the heat exchanger is low in heating efficiency in a low-temperature environment and the heating mode heat exchanger is easy to frost, the heating mode needs to be switched into the defrosting mode to defrost in time, and the indoor heating is stopped during defrosting, so that the indoor temperature is reduced and condensed water is generated.

In order to achieve the purpose, the invention adopts the following technical scheme:

a heat exchanger capable of improving air circulation effect comprises a heat exchanger shell and a refrigerant circulation pipe arranged on the heat exchanger shell, wherein a precooling assembly is arranged on the refrigerant circulation pipe, a first condensing assembly and a second condensing assembly are fixedly connected to the end face of the side of the heat exchanger shell at positions corresponding to the precooling assembly respectively, a discharging assembly is arranged between the second condensing assembly and the first condensing assembly, and communicating assemblies are arranged between the first condensing assembly and the heat exchanger shell and between the second condensing assembly and the heat exchanger shell;

the first condensation component comprises a first condensation tank, the side end surface of the first condensation tank is fixedly connected to the side end surface of the heat exchanger shell through a heat insulation pad, a linear sliding groove is arranged in the wall body of the first condensation tank, a linear insection panel is connected in the linear sliding groove in a sliding way, the top of the linear type insection panel is fixedly connected with the top of the inner side of the linear type sliding groove through a first tension spring, and a first pair of interfaces is arranged at the position corresponding to the linear insection panel in the first coagulation tank, a first linkage gear is rotationally connected in the first pair of interfaces, one surface of the first linkage gear is meshed with one surface close to the linear insection panel, a first linkage toothed plate is arranged below the other side of the first linkage gear, the bottom end of the first linkage toothed plate is fixedly connected to the top of a first piston seat, and the first piston seat is slidably connected in a first condensation tank.

As a further description of the above technical solution:

the precooling assembly comprises a heat-preserving tank, the heat-preserving tank is arranged on the refrigerant circulating pipe, a spiral precooling pipe is connected to the position, corresponding to the refrigerant circulating pipe, inside the heat-preserving tank in an embedded mode, the tail end, arranged along the flowing direction of the refrigerant, of the spiral precooling pipe is clamped with an air introducing pipe, and an air filtering membrane is further clamped in the port of the air introducing pipe.

As a further description of the above technical solution:

the position, corresponding to the linear sliding groove, of the end face of the front side of the first coagulation tank is further provided with a first passing connector, a first suction pipe is connected in the first passing connector in a clamping mode, and a first one-way valve is further arranged on the first suction pipe.

As a further description of the above technical solution:

the second condenses the subassembly and includes the second and condenses the jar, the side end face that the second condenses the jar passes through heat preservation pad fixed connection on the side end face of heat exchanger casing, the wall body of second condenses the jar and has seted up corner formula and slided the groove, corner formula slides inslot sliding connection has corner formula insection panel, the top of corner formula insection panel slides the inboard top fixed connection of inslot through second tension spring and corner formula to the second condenses the position department that the jar corresponds corner formula insection panel and has still seted up the second butt joint mouth.

As a further description of the above technical solution:

the second pair of interface internal rotation is connected with the second linkage gear, the one side and the close one side meshing of corner formula insection panel of second linkage gear, the top of second linkage gear another side is provided with the second linkage pinion rack, the top fixed connection of second linkage pinion rack is in the bottom of second piston seat, second piston seat sliding connection is in the second jar that condenses.

As a further description of the above technical solution:

a second passing connecting port is further formed in the position, corresponding to the corner type sliding groove, of the top of the second condensation tank, a second suction pipe is clamped in the second passing connecting port, a second one-way valve is further arranged on the second suction pipe, one end, far away from the first condensation tank, of the first suction pipe is communicated with one end, far away from the air introducing pipe, of the spiral pre-cooling pipe, the first suction pipe is further clamped on the front side end face of the heat preservation tank, and the top end of the second suction pipe is further clamped at the bottom of the first suction pipe.

As a further description of the above technical solution:

the discharge assembly comprises a piston rod, two end parts of the piston rod are respectively connected to the bottoms of the first piston seat and the second piston seat in a clamped mode, the piston rod is further connected to the bottom of the first condensation tank and the bottom of the second condensation tank in a sliding mode respectively, a first check valve plate is arranged at the position, corresponding to the position below the first piston seat, of one end part of the piston rod, a second check valve plate is arranged at the position, corresponding to the position above the second piston seat, of the other end part of the piston rod, and a spring hinge is used as a connecting medium between the second check valve plate and the first check valve plate and the piston rod.

As a further description of the above technical solution:

the communicating component comprises a first one-way pipe, the first one-way pipe is clamped at the top of the first piston seat, a third one-way valve is further arranged on the first one-way pipe, the top end of the first one-way pipe is communicated with the bottom end of the first heat-insulating pipe through a first elastic pipe, and the heat-insulating tank is clamped at the top of the first condensing tank.

As a further description of the above technical solution:

the communicating component further comprises a second one-way pipe, the second one-way pipe is clamped at the bottom of the second piston seat, a fourth one-way valve is further arranged on the second one-way pipe, the bottom end of the second one-way pipe is communicated with one end of a second heat-insulating pipe through a second elastic pipe, the second heat-insulating pipe is clamped on the side end face of the second condensing tank, gas-liquid separation membranes are arranged in ports of the first one-way pipe and the second one-way pipe, the other end of the second one-way pipe is clamped on the front side end face of the heat exchanger shell, and one end, away from the first condensing tank, of the first one-way pipe is clamped on the side end face of the second one-way pipe.

As a further description of the above technical solution:

the bottom end of the piston rod is clamped with a screw rod sleeve, a reciprocating screw rod is connected in the screw rod sleeve in a threaded mode, the bottom end of the reciprocating screw rod is fixedly connected with an output shaft of the electric motor, and the side end face of the body of the electric motor is fixedly connected to the side end face of the heat exchanger shell through a damping pad.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, through the designed first condensation component, the combined action of negative pressure and low-temperature air is utilized, so that the low-temperature air can be condensed, the water content in the air is reduced, the probability of frosting of the air in the flowing process of the air in the heat exchanger shell can be further reduced, when the first piston seat moves to the highest point, the first piston seat performs downward movement, and the third check valve automatically opens along with the increase of the pressure below the first piston seat, so that the condensed low-temperature air can be introduced into the heat exchanger shell.

2. According to the invention, through the designed precooling assembly, the temperature difference between the built-in fins of the heat exchanger shell and the introduced air is reduced, so that the probability of frosting inside the heat exchanger shell can be reduced on the basis of not changing the internal structure of the heat exchanger shell, and the circulation effect of the air among the built-in fins of the heat exchanger shell can be further improved.

3. According to the invention, through the designed second condensation component, the introduction of the low-temperature air of the second condensation component and the discharge of the condensed air are mutually inverse to those of the first condensation component, so that the low-temperature air with low water content can be uninterruptedly introduced into the shell of the heat exchanger, and the running stability of the built-in component of the shell of the heat exchanger is effectively ensured.

4. According to the invention, through the designed discharge assembly, when the first piston seat moves towards the direction of the first passing connecting port, condensed ice condensed on the inner wall of the first condensation tank is scraped and accumulated at the bottom of the inner side of the first condensation tank, and due to the fact that the gas-liquid separation membrane is arranged in the pipe orifice of the first one-way pipe, the condensed ice cannot enter the first one-way pipe, the second one-way valve plate is opened along with the increase of pressure, the condensed ice enters through the inlet where the second one-way valve plate is located, and the condensed ice can be led out from the piston rod by additionally arranging the pipeline on the piston rod.

Drawings

Fig. 1 is a schematic view of an overall structure of a heat exchanger capable of improving an air circulation effect according to the present invention;

fig. 2 is a schematic cross-sectional structural diagram of a pre-cooling assembly in a heat exchanger capable of improving air circulation according to the present invention;

fig. 3 is a schematic cross-sectional structural diagram of a first condensing assembly and a second condensing assembly in a heat exchanger capable of improving air circulation according to the present invention;

FIG. 4 is an enlarged schematic structural view of a heat exchanger according to the present invention, the heat exchanger being capable of improving air circulation;

FIG. 5 is a schematic structural diagram of a discharge assembly in a heat exchanger capable of improving air circulation according to the present invention;

FIG. 6 is a schematic cross-sectional view of a cross-sectional assembly of a heat exchanger according to the present invention for improving air circulation.

Illustration of the drawings:

1. a heat exchanger housing; 2. a refrigerant circulation pipe; 3. a pre-cooling assembly; 301. a heat preservation tank; 302. a spiral pre-cooling pipe; 303. an air introduction pipe; 304. an air filtration membrane; 4. a first condensing assembly; 401. a first condensation tank; 402. a first piston seat; 403. a linear sliding groove; 404. a first traversing connection port; 405. a first suction pipe; 406. a first check valve; 407. a linear insection panel; 408. a first pair of interfaces; 409. a first tension spring; 410. a first linkage gear; 411. a first linked toothed plate; 5. a second condensing assembly; 501. a second condensation tank; 502. a corner type sliding slot; 503. a second traversing connection port; 504. a second suction pipe; 505. a second one-way valve; 506. a second piston seat; 507. a corner-type insection panel; 508. a second tension spring; 509. a second pair of interfaces; 510. a second linkage gear; 511. a second linkage tooth plate; 6. a discharge assembly; 601. a piston rod; 602. a first check valve plate; 603. a second check valve plate; 7. a communicating component; 701. a first one-way tube; 702. a third check valve; 703. a first elastic tube; 704. a first heat-insulating tube; 705. a second one-way tube; 706. a fourth check valve; 707. a second elastic tube; 708. a gas-liquid separation membrane; 709. a second insulating tube; 8. a screw sleeve; 9. a reciprocating screw; 10. an electric motor.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a heat exchanger capable of improving air circulation effect comprises a heat exchanger shell 1 and a refrigerant circulation pipe 2 arranged on the heat exchanger shell 1, wherein a precooling assembly 3 is arranged on the refrigerant circulation pipe 2, a first condensing assembly 4 and a second condensing assembly 5 are fixedly connected to the end face of the side of the heat exchanger shell 1 corresponding to the precooling assembly 3 respectively, a discharge assembly 6 is arranged between the second condensing assembly 5 and the first condensing assembly 4, and a communicating assembly 7 is arranged between the first condensing assembly 4 and the heat exchanger shell 1 and between the second condensing assembly 5 and the heat exchanger shell 1;

the first coagulation component 4 comprises a first coagulation tank 401, the side end surface of the first coagulation tank 401 is fixedly connected to the side end surface of the heat exchanger casing 1 through a heat insulation pad, a linear sliding groove 403 is formed in the wall body of the first coagulation tank 401, a linear insection panel 407 is connected in the linear sliding groove 403 in a sliding manner, the top of the linear insection panel 407 is fixedly connected with the top of the inner side of the linear sliding groove 403 through a first tension spring 409, a first pair of interfaces 408 is further arranged at the position, corresponding to the linear insection panel 407, in the first coagulation tank 401, a first linkage gear 410 is rotatably connected in the first pair of interfaces 408, one surface of the first linkage gear 410 is meshed with the surface, close to the linear insection panel 407, a first linkage toothed plate 411 is arranged below the other surface of the first linkage gear 410, the bottom end of the first linkage toothed plate 411 is fixedly connected to the top of the first piston seat 402, a first piston seat 402 is slidably connected within the first condensation tank 401.

Specifically, as shown in fig. 2, the precooling assembly 3 includes a heat-insulating tank 301, the heat-insulating tank 301 is disposed on the refrigerant flow pipe 2, a spiral precooling pipe 302 is further connected to a position inside the heat-insulating tank 301 corresponding to the refrigerant flow pipe 2 in an embedded manner, an air introducing pipe 303 is clamped to a tail end of the spiral precooling pipe 302 along the refrigerant flow direction, and an air filtering membrane 304 is further clamped to a port of the air introducing pipe 303.

The implementation mode specifically comprises the following steps: in the process that the refrigerant circularly flows in the refrigerant circulation pipe 2, the air introducing pipe 303, the spiral pre-cooling pipe 302 and the first suction pipe 405 are implanted into the heat preservation tank 301 according to the flowing direction of the refrigerant in the refrigerant circulation pipe 2 to form a structural body similar to a condensation pipe, so that the air filtered by the air filtering membrane 304 can be well cooled.

Specifically, as shown in fig. 3, a first passing connection port 404 is further formed on a front end face of the first coagulation tank 401 at a position corresponding to the linear sliding groove 403, a first suction pipe 405 is clamped in the first passing connection port 404, and a first check valve 406 is further disposed on the first suction pipe 405.

The implementation mode is specifically as follows: when the first piston seat 402 moves in a direction away from the first passing connecting port 404, the air pressure below the first piston seat 402 will gradually decrease and tend to be negative pressure, under the action of negative pressure, the first check valve 406 will be automatically opened, the air pre-cooled by the pre-cooling assembly 3 will enter the first condensation tank 401 through the first suction pipe 405, and along with the upward movement of the first piston seat 402, the linear insection panel 407 will be driven to move in the direction of the first passing connecting port 404 and seal the first passing connecting port 404, and after the first passing connecting port 404 is sealed, the first piston seat 402 will continue to move upward for a distance, and by the combined action of the negative pressure and the low-temperature air, the low-temperature air can be condensed.

Specifically, as shown in fig. 3, the second condensation assembly 5 includes a second condensation tank 501, a side end surface of the second condensation tank 501 is fixedly connected to a side end surface of the heat exchanger housing 1 through a heat insulation pad, a corner sliding groove 502 is formed in a wall body of the second condensation tank 501, a corner corrugated panel 507 is connected in the corner sliding groove 502 in a sliding manner, a top of the corner corrugated panel 507 is fixedly connected to a top of an inner side of the corner sliding groove 502 through a second tension spring 508, a second pair of interfaces 509 is further formed in the second condensation tank 501 at a position corresponding to the corner corrugated panel 507, a second linkage gear 510 is rotatably connected in the second pair of interfaces, one surface of the second linkage gear 510 is meshed with a surface close to the corner corrugated panel 507, a second linkage toothed plate 511 is arranged above the other surface of the second linkage gear 510, a top end of the second linkage toothed plate 511 is fixedly connected to a bottom of the second piston seat 506, the second piston seat 506 is connected in the second condensation tank 501 in a sliding manner, a second passing connecting port 503 is further formed in the position, corresponding to the corner sliding groove 502, of the top of the second condensation tank 501, a second suction pipe 504 is connected in the second passing connecting port 503 in a clamping manner, a second one-way valve 505 is further arranged on the second suction pipe 504, one end, far away from the first condensation tank 401, of the first suction pipe 405 is communicated with one end, far away from the air introducing pipe 303, of the spiral pre-cooling pipe 302, the first suction pipe 405 is further connected on the front side end face of the heat preservation tank 301 in a clamping manner, and the top end of the second suction pipe 504 is further connected at the bottom of the first suction pipe 405 in a clamping manner.

The implementation mode is specifically as follows: the low-temperature air introduction of the second condensing assembly 5 and the discharge of the condensed air are reciprocal to the first condensing assembly 4, so that the low-temperature air with low water content can be uninterruptedly introduced into the heat exchanger shell 1.

Specifically, as shown in fig. 5, the discharging assembly 6 includes a piston rod 601, two ends of the piston rod 601 are respectively clamped at the bottoms of the first piston seat 402 and the second piston seat 506, the piston rod 601 is further respectively slidably connected at the bottoms of the first condensation tank 401 and the second condensation tank 501, a first check valve plate 602 is disposed at a position of one end of the piston rod 601 corresponding to the lower side of the first piston seat 402, a second check valve plate 603 is disposed at a position of the other end of the piston rod 601 corresponding to the upper side of the second piston seat 506, and spring hinges are used as connection media between the second check valve plate 603 and the piston rod 601 as well as between the first check valve plate 602 and the piston rod 601.

The implementation mode is specifically as follows: the condensed ice condensed on the inner wall of the first condensation tank 401 is scraped, and due to the fact that the gas-liquid separation membrane 708 is arranged in the pipe orifice of the first one-way pipe 701, the condensed ice cannot enter the first one-way pipe 701, the second one-way valve plate 603 is opened along with the enhancement of pressure, the condensed ice enters the inlet where the second one-way valve plate 603 is located, a pipeline is additionally arranged on the piston rod 601, and the condensed ice can be guided out of the piston rod 601.

Specifically, as shown in fig. 3, the communication assembly 7 includes a first one-way pipe 701, the first one-way pipe 701 is clamped on the top of the first piston seat 402, a third one-way valve 702 is further disposed on the first one-way pipe 701, the top end of the first one-way pipe 701 is communicated with the bottom end of the first heat-preserving pipe 704 through a first elastic pipe 703, the heat-preserving tank 301 is clamped on the top of the first condensation tank 401, the communication assembly 7 further includes a second one-way pipe 705, the second one-way pipe 705 is clamped on the bottom of the second piston seat 506, a fourth one-way valve 706 is further disposed on the second one-way pipe 705, the bottom end of the second one-way pipe 705 is communicated with one end of the second heat-preserving pipe 709 through a second elastic pipe 707, the second heat-preserving pipe 709 is clamped on the side end face of the second condensation tank 501, gas-liquid separation membranes 708 are disposed in the ports of the first one-way pipe 701 and the second one-way pipe 705, and the other end of the second one-way pipe 705 is clamped on the front end face of the heat exchanger housing 1, and one end of the first unidirectional tube 701 far away from the first condensation tank 401 is clamped on the side end face of the second unidirectional tube 705.

Specifically, as shown in fig. 1, a lead screw sleeve 8 is clamped at the bottom end of the piston rod 601, a reciprocating lead screw 9 is connected in the lead screw sleeve 8 through an internal thread, the bottom end of the reciprocating lead screw 9 is fixedly connected with an output shaft of the electric motor 10, and a side end face of a body of the electric motor 10 is fixedly connected to a side end face of the heat exchanger housing 1 through a shock pad.

The implementation mode is specifically as follows: when the electric motor 10 works, an output shaft of the electric motor will drive the reciprocating lead screw 9 to rotate in the lead screw sleeve 8, the lead screw sleeve 8 will displace on the surface of the reciprocating lead screw 9, and the piston rod 601 is driven to drive the first piston seat 402 to perform uninterrupted piston motion in the first condensation tank 401 by utilizing the displacement behavior of the lead screw sleeve 8.

The working principle is as follows: when in use, in the process that the refrigerant circularly flows in the refrigerant circulation pipe 2, the air introducing pipe 303, the spiral pre-cooling pipe 302 and the first suction pipe 405 are implanted into the heat preservation tank 301 according to the flowing direction of the refrigerant in the refrigerant circulation pipe 2 to form a structure body similar to a condensation pipe, so that the air filtered by the air filtering membrane 304 can be well cooled, the probability of frost formation inside the heat exchanger shell 1 can be reduced on the basis of not changing the internal structure of the heat exchanger shell 1 by reducing the temperature difference between the built-in fins of the heat exchanger shell 1 and the introduced air, the circulation effect of the air among the built-in fins of the heat exchanger shell 1 can be further improved, the electric motor 10 is controlled to operate, when the electric motor 10 works, the output shaft of the electric motor drives the reciprocating screw 9 to rotate in the screw sleeve 8, under the combined effect of torsion and thread engagement force, the screw sleeve 8 will displace on the surface of the reciprocating screw 9, and the displacement behavior of the screw sleeve 8 is utilized to drive the piston rod 601 to drive the first piston seat 402 to perform uninterrupted piston motion in the first coagulation tank 401, when the first piston seat 402 moves in the direction away from the first threading connection port 404, the air pressure below the first piston seat 402 will gradually decrease and tend to negative pressure, under the action of the negative pressure, the first one-way valve 406 will automatically open, the air pre-cooled by the pre-cooling assembly 3 will enter the first coagulation tank 401 through the first suction pipe 405, along with the upward movement behavior of the first piston seat 402, the first linkage toothed plate 411 will be associated with the first linkage gear 410, and the linkage effect among the first linkage toothed plate 411, the first linkage gear 410 and the linear toothed panel 407 is utilized to drive the linear toothed panel 407 to move in the direction of the first threading connection port 404, the first piston seat 402 can continuously move upwards for a certain distance after the first penetrating connection port 404 is sealed, the low-temperature air can be condensed by utilizing the combined action of negative pressure and the low-temperature air, the water content in the air is reduced, the probability of frosting in the flowing process of the air in the heat exchanger shell 1 can be further reduced, when the first piston seat 402 moves to the highest point, the first piston seat 402 moves downwards, the third check valve 702 can be automatically opened along with the increase of the pressure below the first piston seat 402, the condensed low-temperature air can be introduced into the heat exchanger shell 1, when the first piston seat 402 moves towards the direction of the first penetrating connection port 404, the condensed ice condensed on the inner wall of the first condensing tank 401 can be scraped off and accumulated at the bottom of the inner side of the first condensing tank 401, because be provided with gas-liquid separation membrane 708 in the mouth of pipe of first check pipe 701, the ice that condenses can't enter into first check pipe 701, along with the reinforcing of pressure, second check valve plate 603 will open, and the ice that condenses will get into through the entrance that second check valve plate 603 was located, adds a pipeline on piston rod 601, alright and derive in the piston rod 601.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a can improve heat exchanger of circulation of air effect, refrigerant circulating pipe (2) of installation on heat exchanger casing (1) and heat exchanger casing (1), be provided with precooling subassembly (3) on refrigerant circulating pipe (2) to the position department that corresponds precooling subassembly (3) on heat exchanger casing (1) side end face is the first subassembly (4) and the second that condenses of fixedly connected with respectively and is condensed subassembly (5), the second condenses and is provided with between subassembly (5) and the first subassembly (4) that condenses and discharge subassembly (6) to still be provided with between first subassembly (4) and the second subassembly (5) and the heat exchanger casing (1) that condenses and communicate subassembly (7), its characterized in that:

the first condensation component (4) comprises a first condensation tank (401), the side end face of the first condensation tank (401) is fixedly connected to the side end face of the heat exchanger shell (1) through a heat insulation pad, a linear sliding groove (403) is formed in the wall body of the first condensation tank (401), a linear corrugated panel (407) is connected in the linear sliding groove (403) in a sliding mode, the top of the linear corrugated panel (407) is fixedly connected with the top of the inner side of the linear sliding groove (403) through a first tension spring (409), a first pair of interfaces (408) are further formed in the first condensation tank (401) at positions corresponding to the linear corrugated panel (407), a first linkage gear (410) is connected in the first pair of interfaces (408) in a rotating mode, one surface of the first linkage gear (410) is meshed with one surface of the linear corrugated panel (407) in a similar mode, a first linkage toothed plate (411) is arranged below the other surface of the first linkage gear (410), the bottom end of the first linkage toothed plate (411) is fixedly connected to the top of a first piston seat (402), and the first piston seat (402) is slidably connected into a first condensation tank (401).

2. The heat exchanger capable of improving the air circulation effect according to claim 1, wherein the precooling assembly (3) comprises a heat-preserving tank (301), the heat-preserving tank (301) is arranged on the refrigerant circulation pipe (2), a spiral precooling pipe (302) is connected in the heat-preserving tank (301) in an embedded manner at a position corresponding to the refrigerant circulation pipe (2), an air inlet pipe (303) is clamped on the tail end of the spiral precooling pipe (302) arranged along the refrigerant flowing direction, and an air filtering membrane (304) is clamped in the port of the air inlet pipe (303).

3. The heat exchanger capable of improving the air circulation effect according to claim 2, wherein a first passing connection port (404) is further formed on a front end face of the first condensation tank (401) at a position corresponding to the linear sliding groove (403), a first suction pipe (405) is clamped in the first passing connection port (404), and a first check valve (406) is further arranged on the first suction pipe (405).

4. The heat exchanger capable of improving the air circulation effect according to claim 3, wherein the second condensation module (5) comprises a second condensation tank (501), the side end face of the second condensation tank (501) is fixedly connected to the side end face of the heat exchanger casing (1) through a heat insulation pad, a corner sliding groove (502) is formed in the wall body of the second condensation tank (501), a corner insection panel (507) is slidably connected in the corner sliding groove (502), the top of the corner insection panel (507) is fixedly connected with the top of the inner side of the corner sliding groove (502) through a second tension spring (508), and a second butt joint (509) is further formed in the second condensation tank (501) at a position corresponding to the corner insection panel (507).

5. The heat exchanger capable of improving the air circulation effect according to claim 4, wherein a second linkage gear (510) is rotationally connected to the second pair of interfaces (509), one surface of the second linkage gear (510) is meshed with one surface close to the corner-type toothed panel (507), a second linkage toothed plate (511) is arranged above the other surface of the second linkage gear (510), the top end of the second linkage toothed plate (511) is fixedly connected to the bottom of the second piston seat (506), and the second piston seat (506) is slidably connected to the second condensation tank (501).

6. The heat exchanger capable of improving the air circulation effect according to claim 5, wherein a second passing connecting port (503) is further formed in the position, corresponding to the corner-type sliding groove (502), of the top of the second condensation tank (501), a second suction pipe (504) is connected in a clamped manner in the second passing connecting port (503), a second one-way valve (505) is further arranged on the second suction pipe (504), one end, away from the first condensation tank (401), of the first suction pipe (405) is communicated with one end, away from the air introducing pipe (303), of the spiral pre-cooling pipe (302), the first suction pipe (405) is further clamped on the front end face of the heat preservation tank (301), and the top end of the second suction pipe (504) is further clamped at the bottom of the first suction pipe (405).

7. The heat exchanger capable of improving the air circulation effect according to claim 6, wherein the exhaust assembly (6) comprises a piston rod (601), two ends of the piston rod (601) are respectively clamped at the bottoms of the first piston seat (402) and the second piston seat (506), the piston rod (601) is further respectively connected at the bottoms of the first condensation tank (401) and the second condensation tank (501) in a sliding manner, a first check valve plate (602) is arranged at a position, corresponding to the lower part of the first piston seat (402), of one end of the piston rod (601), a second check valve plate (603) is arranged at a position, corresponding to the upper part of the second piston seat (506), of the other end of the piston rod (601), and spring hinges are respectively used as connecting media between the second check valve plate (603) and the piston rod (601).

8. The heat exchanger capable of improving the air circulation effect according to claim 7, wherein the communication assembly (7) comprises a first check pipe (701), the first check pipe (701) is clamped at the top of the first piston seat (402), a third check valve (702) is further arranged on the first check pipe (701), the top end of the first check pipe (701) is communicated with the bottom end of the first heat preservation pipe (704) through a first elastic pipe (703), and the heat preservation tank (301) is clamped at the top of the first condensation tank (401).

9. The heat exchanger capable of improving the air circulation effect according to claim 8, the communication component (7) also comprises a second one-way pipe (705), the second one-way pipe (705) is clamped at the bottom of the second piston seat (506), a fourth one-way valve (706) is further arranged on the second one-way pipe (705), the bottom end of the second one-way pipe (705) is communicated with one end of a second heat preservation pipe (709) through a second elastic pipe (707), the second heat preservation pipe (709) is clamped on the side end face of the second condensation tank (501), gas-liquid separation membranes (708) are arranged in the ports of the first one-way pipe (701) and the second one-way pipe (705), the other end of the second one-way pipe (705) is clamped on the front end face of the heat exchanger shell (1), and one end of the first one-way pipe (701) far away from the first condensation tank (401) is clamped on the side end face of the second one-way pipe (705).

10. The heat exchanger capable of improving the air circulation effect according to claim 9, wherein a lead screw sleeve (8) is clamped at the bottom end of the piston rod (601), a reciprocating lead screw (9) is connected in the lead screw sleeve (8) in a threaded manner, the bottom end of the reciprocating lead screw (9) is fixedly connected with an output shaft of an electric motor (10), and a side end face of a machine body of the electric motor (10) is fixedly connected to a side end face of the heat exchanger shell (1) through a shock absorption pad.