CN215984118U

CN215984118U - Heat exchanger assembly for refrigeration equipment

Info

Publication number: CN215984118U
Application number: CN202122421327.4U
Authority: CN
Inventors: 李剑昌
Original assignee: Shenzhen Penghui Refrigeration Engineering Co ltd
Current assignee: Shenzhen Penghui Refrigeration Engineering Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-03-08
Anticipated expiration: 2031-10-09

Abstract

The utility model relates to the technical field of heat exchangers, in particular to a heat exchanger component for refrigeration equipment, which comprises a first shell and a second shell, wherein the inner wall of one end of the first shell is slidably sleeved with the second shell, one end of the first shell, which is far away from the second shell, is fixedly provided with a first sealing cover through a bolt, an air inlet pipe is fixedly sleeved in the first sealing cover, one end of the second shell, which is far away from the first shell, is fixedly provided with a second sealing cover through a bolt, an exhaust pipe is fixedly sleeved in the second sealing cover, the top of the inner wall of the first shell is fixedly sleeved with a water inlet pipe, the bottom of the inner wall of the second shell is fixedly sleeved with a water outlet pipe, first heat exchange pipes which are uniformly distributed are fixedly sleeved in the first sealing cover, second heat exchange pipes which are uniformly distributed are fixedly sleeved in the second sealing cover, one end of each second heat exchange pipe is slidably sleeved on the inner wall of the first heat exchange pipe, and a water flowing groove is formed at a gap between the inner wall of each first heat exchange pipe and the outer wall of each second heat exchange pipe, and metal filter screens which are uniformly distributed are fixedly sleeved in the second heat exchange tube. The heat exchange effect of the heat exchanger is effectively improved, and the practicability of the heat exchanger assembly is also improved.

Description

Heat exchanger assembly for refrigeration equipment

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a heat exchanger assembly for refrigeration equipment.

Background

In order to reduce the carrying load of the compressor, the refrigeration equipment generally uses a heat exchanger to cool the gas entering the compressor before the refrigeration operation, so as to reduce the power consumption of the compressor. The heat exchanger is an energy-saving device for transferring heat between materials between two or more fluids with different temperatures, and is used for transferring heat from the fluid with higher temperature to the fluid with lower temperature to enable the temperature of the fluid to reach the index specified by the process so as to meet the requirements of process conditions, and is also one of main devices for improving the energy utilization rate.

The heat exchanger mainly carries out the heat transfer through the heat exchange tube, and the heat exchange effect is just better the longer the heat exchange tube, but heat transfer time just longer, and vice versa the same reason, but the heat exchange tube length of current heat exchanger is fixed mostly, can't come to adjust the length of heat exchange tube according to the user demand, so can't satisfy prior art needs.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a heat exchanger component for refrigeration equipment, overcomes the defects of the prior art and aims to solve the problem that the length of the conventional heat exchange tube cannot be adjusted according to the use requirement.

In order to achieve the purpose, the utility model provides the following technical scheme: a heat exchanger component for refrigeration equipment comprises a first shell and a second shell, wherein the inner wall of one end of the first shell is slidably sleeved with the second shell, one end, far away from the second shell, of the first shell is fixedly provided with a first sealing cover through a bolt, the inner fixing sleeve of the first sealing cover is provided with an air inlet pipe, one end, far away from the first shell, of the second shell is fixedly provided with a second sealing cover through a bolt, the inner fixing sleeve of the second sealing cover is provided with an exhaust pipe, the top of the inner wall of the first shell is fixedly sleeved with a water inlet pipe, the bottom of the inner wall of the second shell is fixedly sleeved with a water outlet pipe, the inner fixing sleeve of the first sealing cover is provided with first heat exchange pipes which are uniformly distributed, the inner fixing sleeve of the second sealing cover is provided with second heat exchange pipes which are uniformly distributed, one end of each second heat exchange pipe is slidably sleeved on the inner wall of the first heat exchange pipe, and a water flowing groove is formed at a gap between the inner wall of the first heat exchange pipe and the outer wall of the second heat exchange pipes, and metal filter screens which are uniformly distributed are fixedly sleeved in the second heat exchange tube.

As a preferable technical scheme of the utility model, the outer wall of one end of the second shell, which is far away from the second sealing cover, is fixedly sleeved with a first sealing ring, and the outer wall of the first sealing ring is in contact with the inner wall of the first shell.

As a preferable technical scheme of the utility model, the outer wall of the second shell is provided with uniformly distributed fixing round holes, and one end of the first shell is matched and fixed with the fixing round holes through fixing bolts in a threaded manner.

As a preferable technical scheme of the utility model, a second sealing ring is fixedly sleeved on the outer wall of one end, far away from the second sealing cover, of the second heat exchange tube, and the outer wall of the second sealing ring is in contact with the inner wall of the first heat exchange tube.

As a preferable technical solution of the present invention, the water inlet pipe is located between the first sealing cover and the second housing, and the water outlet pipe is located between the second sealing cover and the first housing.

As a preferable technical scheme of the utility model, the air inlet pipe, the first sealing cover, the first heat exchange pipe, the second sealing cover and the exhaust pipe are communicated, and the water inlet pipe, the first shell, the second shell and the water outlet pipe are communicated.

As a preferred technical solution of the present invention, the inner walls of the first shell and the second shell are fixedly provided with baffle plates which are uniformly distributed.

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

(1) the second heat exchange tube in the first heat exchange tube is moved, so that the whole heat exchange tube can be lengthened or shortened, people can conveniently adjust the length of the heat exchange tube according to the use requirements, only the second shell needs to be moved transversely and fixed by the fixing bolt in the adjusting process, and the heat exchange tube is convenient, rapid, reliable and practical to use and suitable for mass production;

(2) according to the utility model, through the arrangement of the water flowing groove, cooling water can flow into the space between the first heat exchange tube and the second heat exchange tube, so that the area of the second heat exchange tube wrapped by the first heat exchange tube can also be cooled by water, the continuous heat exchange of the heat exchange tube to gas is facilitated, and the arrangement of the metal filter screen can increase the heat exchange area of the gas in the second heat exchange tube, thereby effectively improving the heat exchange effect of the heat exchanger and also improving the practicability of the heat exchanger assembly.

Drawings

FIG. 1 is an elevational view of the overall construction of the present invention;

FIG. 2 is an elevational cross-sectional view of the overall structure of the present invention;

FIG. 3 is a connection view of a first heat exchange tube and a second heat exchange tube of the present invention;

FIG. 4 is an enlarged view of the structure A of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of the structure B in FIG. 3 according to the present invention.

In the figure: 1. a first housing; 11. a first cover; 12. an air inlet pipe; 13. a water inlet pipe; 14. a baffle plate; 15. fixing the bolt; 2. a second housing; 21. a second cover; 22. an exhaust duct; 23. a water outlet pipe; 24. a first seal ring; 25. fixing the round hole; 3. a first heat exchange tube; 31. a second heat exchange tube; 32. a launder; 33. a second seal ring; 34. a metal screen.

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. 1-5, a heat exchanger assembly for a refrigeration device includes a first casing 1 and a second casing 2, where the first casing 1 and the second casing 2 form a shell of the heat exchanger, the second casing 2 is slidably sleeved on an inner wall of one end of the first casing 1, so that the first casing 1 can support and limit the second casing 2, a first sealing cover 11 is fixedly installed on one end of the first casing 1, which is far away from the second casing 2, through a bolt, the first sealing cover 11 can seal one side of the first casing 1, thereby preventing fluid from overflowing out of the heat exchanger, and an air inlet pipe 12 is fixedly sleeved in the first sealing cover 11, so that air in the air inlet pipe 12 can enter the first sealing cover 11.

The one end that first casing 1 was kept away from to second casing 2 has second closing cap 21 through bolt fixed mounting, second closing cap 21 can seal second casing 2 one side, prevent that the fluid from overflowing out the heat exchanger, second closing cap 21 internal fixation cover has exhaust pipe 22, be convenient for the interior gas of second closing cap 21 discharges through exhaust pipe 22, the fixed cover in first casing 1 inner wall top has inlet tube 13, inlet tube 13 can be to the water injection in the first casing 1, the fixed cover in second casing 2 inner wall bottom has outlet pipe 23, outlet pipe house 23 can be with the interior water discharge of second casing 2.

The first heat exchange tubes 3 which are uniformly distributed are fixedly sleeved in the first sealing cover 11, so that the gas in the first sealing cover 11 can enter the first heat exchange tubes 3, the second heat exchange tubes 31 which are uniformly distributed are fixedly sleeved in the second sealing cover 21, the gas in the second heat exchange tubes 31 can enter the second sealing cover 21, one end of each second heat exchange tube 31 is slidably sleeved on the inner wall of the corresponding first heat exchange tube 3, so that the corresponding first heat exchange tube 3 can support and limit the corresponding second heat exchange tube 31, meanwhile, the gas in the first heat exchange tube 3 enters the second heat exchange tube 31, and a water flowing groove 32 is formed in the gap between the inner wall of the first heat exchange tube 3 and the outer wall of the second heat exchange tube 31, so that the cooling water in the heat exchanger can enter the water flowing groove 32, the area of the second heat exchanger 31 wrapped by the first heat exchanger 3 is cooled by water, the metal filter screens 34 which are uniformly distributed are fixedly sleeved in the second heat exchange tube 31, and the metal filter screens 34 can increase the area of the second heat exchange tube 31 for gas heat exchange.

Specifically, referring to fig. 2, the outer wall of the end of the second casing 2 away from the second cover 21 is fixedly sleeved with a first sealing ring 24, the outer wall of the first sealing ring 24 contacts with the inner wall of the first casing 1, and the first sealing ring 24 can seal the joint between the second casing 2 and the first casing 1.

Specifically, referring to fig. 1-2, the outer wall of the second casing 2 is provided with uniformly distributed fixing circular holes 25, the uniformly distributed fixing circular holes 25 facilitate the fixing of the fixing bolts 15 from different positions, and one end of the first casing 1 is fixed with the fixing circular holes 25 through the fixing bolts 15 and the screw threads, so that the second casing 2 and the first casing 1 after moving can be fixed, and the overall length of the heat exchanger assembly can be fixed.

Specifically, referring to fig. 3-4, a second sealing ring 33 is fixedly sleeved on an outer wall of one end of the second heat exchange tube 31, which is far away from the second sealing cover 21, an outer wall of the second sealing ring 33 contacts with an inner wall of the first heat exchange tube 3, and the second sealing ring 33 can seal a joint between the second heat exchange tube 31 and the first heat exchange tube 3.

Specifically, referring to fig. 2, the water inlet pipe 13 is located between the first sealing cover 11 and the second housing 2, and the water outlet pipe 23 is located between the second sealing cover 21 and the first housing 1, so as to facilitate distribution of the components.

Specifically, referring to fig. 2, the air inlet pipe 12, the first sealing cover 11, the first heat exchange pipe 3, the second heat exchange pipe 31, the second sealing cover 21 and the exhaust pipe 22 are communicated with each other, air flows through the air inlet pipe 12, the first sealing cover 11, the first heat exchange pipe 3, the second heat exchange pipe 31, the second sealing cover 21 and the exhaust pipe 22, the water inlet pipe 13, the first shell 1, the second shell 2 and the water outlet pipe 23 are communicated with each other, cooling water flows through the water inlet pipe 13, the first shell 1, the second shell 2 and the water outlet pipe 23, and the air and the cooling water exchange heat through the first heat exchange pipe 3 and the second heat exchange pipe 31.

Specifically, referring to fig. 2, the inner walls of the first casing 1 and the second casing 2 are fixedly provided with baffle plates 14 which are uniformly distributed, and the baffle plates 14 can baffle cooling water to increase turbulence, reduce dead zones and lengthen flow paths, thereby improving heat exchange effect.

The working principle is as follows: when the heat exchanger is used, hot gas can flow into the first heat exchange tube 3 and the second heat exchange tube 31 through the air inlet tube 12 and the first sealing cover 11, cooling water can flow into the first shell 1 and the second shell 2 through the water inlet tube 13, the cooling water can exchange heat with the hot gas through the first heat exchange tube 3 and the second heat exchange tube 31, the gas after heat exchange can be discharged through the second sealing cover 21 and the exhaust tube 22, the cooling water after heat exchange can be discharged through the water outlet tube 23, the cooling water can enter the water flowing tank 32 during heat exchange, the area of the second heat exchanger 31 wrapped by the first heat exchanger 3 is cooled by water, the metal filter screen 34 can also increase the heat exchange area of the gas in the second heat exchange tube 31, so that the heat exchange effect of the heat exchanger is effectively improved, when people need to adjust the length of the heat exchange tubes according to use, the second shell 2 can move transversely, and one end of the second heat exchange tube 31 also can move transversely in the first heat exchange tube 3, come to wholly lengthen or shorten the heat transfer pipe, realize the regulation of heat transfer pipe length, utilize fixing bolt 15 cooperation fixed first casing 1 and corresponding fixed round hole 25 after the regulation, come to fix second casing 2 after the removal and first casing 1, fix the whole length of heat exchanger subassembly.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Heat exchanger assembly for a refrigeration appliance, comprising a first shell (1) and a second shell (2), characterized in that: the heat exchanger is characterized in that a second shell (2) is slidably sleeved on the inner wall of one end of the first shell (1), a first sealing cover (11) is fixedly installed at one end, far away from the second shell (2), of the first shell (1) and is provided with an air inlet pipe (12) in a sleeved mode, a second sealing cover (21) is fixedly installed at one end, far away from the first shell (1), of the second shell (2) and is provided with a second sealing cover (21) in a sleeved mode, an exhaust pipe (22) is fixedly sleeved in the second sealing cover (21), an water inlet pipe (13) is fixedly sleeved at the top of the inner wall of the first shell (1), a water outlet pipe (23) is fixedly sleeved at the bottom of the inner wall of the second shell (2), first heat exchange pipes (3) are uniformly distributed in the first sealing cover (11) in a sleeved mode, second heat exchange pipes (31) are uniformly distributed in the second sealing cover (21) in a sleeved mode, one end of each second heat exchange pipe (31) is slidably sleeved on the inner wall of each first heat exchange pipe (3), a water flowing groove (32) is formed in a gap between the inner wall of the first heat exchange tube (3) and the outer wall of the second heat exchange tube (31), and metal filter screens (34) which are uniformly distributed are fixedly sleeved in the second heat exchange tube (31).

2. The heat exchanger assembly for a refrigeration appliance according to claim 1, wherein: the outer wall of one end, far away from the second sealing cover (21), of the second shell (2) is fixedly sleeved with a first sealing ring (24), and the outer wall of the first sealing ring (24) is in contact with the inner wall of the first shell (1).

3. The heat exchanger assembly for a refrigeration appliance according to claim 1, wherein: the outer wall of the second shell (2) is provided with uniformly distributed fixing round holes (25), and one end of the first shell (1) is matched and fixed with the fixing round holes (25) through fixing bolts (15) in a threaded manner.

4. The heat exchanger assembly for a refrigeration appliance according to claim 1, wherein: the outer wall of one end, far away from the second sealing cover (21), of the second heat exchange tube (31) is fixedly sleeved with a second sealing ring (33), and the outer wall of the second sealing ring (33) is in contact with the inner wall of the first heat exchange tube (3).

5. The heat exchanger assembly for a refrigeration appliance according to claim 1, wherein: the water inlet pipe (13) is positioned between the first sealing cover (11) and the second shell (2), and the water outlet pipe (23) is positioned between the second sealing cover (21) and the first shell (1).

6. The heat exchanger assembly for a refrigeration appliance according to claim 1, wherein: the air inlet pipe (12), the first sealing cover (11), the first heat exchange pipe (3), the second heat exchange pipe (31), the second sealing cover (21) and the exhaust pipe (22) are communicated, and the water inlet pipe (13), the first shell (1), the second shell (2) and the water outlet pipe (23) are communicated.

7. The heat exchanger assembly for a refrigeration appliance according to claim 1, wherein: baffle plates (14) which are uniformly distributed are fixedly arranged on the inner walls of the first shell (1) and the second shell (2).