CN210952429U

CN210952429U - High-efficiency heat exchange tube for ground source heat pump central air conditioner

Info

Publication number: CN210952429U
Application number: CN201921941561.6U
Authority: CN
Inventors: 刘圣武; 周静娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-07-07
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a ground source heat pump central air conditioning is with high-efficient heat exchange tube, including heat exchange tube body, heat transfer board and external fixation pipe, the heat exchange tube body comprises outer tube, center post and heat transfer board, the inside center department of outer tube is provided with the center post, the outside that the inside of outer tube is located the center post is provided with the heat transfer board, the heat transfer board is first cavity and second cavity with the internal partitioning of outer tube. The utility model discloses in, separate into confined first cavity and second cavity with the outer tube through the heat transfer board, circulate two heat transfer medium respectively and pour into first cavity and second cavity into, the setting of the heat transfer board of unique structure, maximization improvement carry the area of contact of two heat transfer medium and heat transfer board in first cavity and second cavity to its heat exchange efficiency of maximization improvement, and the outer heat preservation has been cup jointed in the outer tube outside, can effectually reduce its temperature and run off.

Description

High-efficiency heat exchange tube for ground source heat pump central air conditioner

Technical Field

The utility model relates to a heat exchange tube technical field especially relates to a ground source heat pump central air conditioning is with high-efficient heat exchange tube.

Background

The heat exchange tube is one of the elements of the heat exchanger, is arranged in the cylinder and is used for exchanging heat between two media. Has high thermal conductivity and good isothermal property. It is a device that can rapidly transfer heat energy from one point to another with little heat loss, so it is called a heat transfer superconductor, whose heat conductivity is thousands times that of copper, and heat exchangers can employ various kinds of reinforced heat transfer tubes such as finned tubes, threaded tubes, spiral grooved tubes, etc. in addition to light tubes. When the difference of the thermal coefficients is large between the two sides of the inner diameter of the tube, the fins of the finned tube are arranged on the side with the low thermal coefficient.

Present current ground source heat pump central air conditioning is with high-efficient heat exchange tube simple structure, simple heat exchange sleeve pipe in the inside heat exchange medium that is provided with of outer tube, in pouring into the clearance between heat exchange medium and outer tube and the interior heat exchange sleeve pipe in two respectively, heat exchange sleeve pipe is less with the area of contact of heat exchange medium, heat exchange efficiency is lower, secondly lack the connection structure of heat exchange tube fixed knot structure and heat exchange tube and heat exchange medium pipe, secondly the installation is fixed comparatively troublesome, so user's demand can not be satisfied.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-efficiency heat exchange tube for a ground source heat pump central air conditioner.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-efficiency heat exchange tube for a ground source heat pump central air conditioner comprises a heat exchange tube body, a heat exchange plate and an outer fixing tube;

the heat exchange tube body consists of an outer sleeve, a center column and a heat exchange plate, the center column is arranged at the inner center of the outer sleeve, the heat exchange plate is arranged inside the outer sleeve and positioned outside the center column, the heat exchange plate divides the inside of the outer sleeve into a first cavity and a second cavity, a second connecting block and a first connecting block are respectively welded and fixed between the heat exchange plate and the outer surface wall of the center column and between the heat exchange plate and the inner surface wall of the outer sleeve, and an outer heat insulation layer is sleeved and fixed on the outer surface wall of the outer sleeve;

the outer fixed pipe is fixedly sleeved on one end of the outer surface wall of the heat exchange pipe body along the length direction, a fixed seat is welded at the bottom of the outer fixed pipe, and a fixed bolt is connected to the fixed seat in a threaded mode.

Preferably, the two ends of the heat exchange tube body in the length direction are connected with a first connecting tube and a second connecting tube, and the first connecting tube and the second connecting tube are respectively connected with the two ends of the second cavity in the length direction in a conduction mode.

Preferably, the two ends of the outer surface wall of the heat exchange tube body in the length direction are respectively connected with a third connecting tube and a fourth connecting tube, and the third connecting tube and the fourth connecting tube are respectively connected with the two ends of the first cavity in the length direction and the direction in a conduction mode.

Preferably, the other ends of the third connecting pipe and the fourth connecting pipe are both connected with a connecting flange, and a bolt hole is formed in the outer surface wall of the other end of the connecting flange.

Preferably, the number of the outer fixing tubes is two, and the two outer fixing tubes are symmetrical to each other about a vertical center line of the heat exchange tube body.

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

1. the utility model discloses in, this ground source heat pump central air conditioning is with high-efficient heat exchange tube, separate into confined first cavity and second cavity with the outer tube through the heat transfer board, circulate two heat transfer medium respectively and pour into first cavity and second cavity into, the setting of the heat transfer board of unique structure, the improvement of maximization has carried the area of contact of two heat transfer medium and heat transfer boards in first cavity and second cavity, thereby its heat exchange efficiency of maximization improvement, and the outer heat preservation has been cup jointed in the outer tube outside, can effectually reduce its temperature and run off.

2. The utility model discloses in, this ground source heat pump central air conditioning is with high-efficient heat exchange tube all is provided with flange on first connecting pipe, second connecting pipe, third connecting pipe and the fourth connecting pipe used and connected on first cavity and the second cavity, and the connection between the pipeline that this ground source heat pump central air conditioning is used for heat transfer medium of being convenient for high-efficient heat exchange tube is fixed, secondly still is provided with external fixation pipe and fixing base, and the installation of the heat exchange tube body of being convenient for is fixed.

Drawings

Fig. 1 is a schematic structural view of a high-efficiency heat exchange tube for a ground source heat pump central air conditioner provided by the utility model;

fig. 2 is a schematic cross-sectional structural view of a heat exchange tube body of a high-efficiency heat exchange tube for a ground source heat pump central air conditioner provided by the utility model;

fig. 3 is a front view of the heat exchange tube body of the high-efficiency heat exchange tube for the ground source heat pump central air conditioner of the present invention.

Illustration of the drawings:

1. a heat exchange tube body; 2. a first connecting pipe; 3. a second connecting pipe; 4. a third connecting pipe; 5. a fourth connecting pipe; 6. a connecting flange; 7. bolt holes; 8. an outer sleeve; 9. a central column; 10. a first connection block; 11. a heat exchange plate; 12. a second connecting block; 13. a first cavity; 14. a second cavity; 15. an outer insulating layer; 16. an outer fixed tube; 17. a fixed seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows: referring to fig. 1-3, the high-efficiency heat exchange tube for the ground source heat pump central air conditioner comprises a heat exchange tube body 1, a heat exchange plate 11 and an outer fixing tube 16;

the heat exchange tube body 1 consists of an outer sleeve 8, a center column 9 and a heat exchange plate 11, the center column 9 is arranged at the inner center of the outer sleeve 8, the heat exchange plate 11 is arranged inside the outer sleeve 8 and positioned outside the center column 9, the heat exchange plate 11 divides the inside of the outer sleeve 8 into a first cavity 13 and a second cavity 14, a second connecting block 12 and a first connecting block 10 are respectively welded and fixed between the heat exchange plate 11 and the outer surface wall of the center column 9 and the inner surface wall of the outer sleeve 8, and an outer heat insulation layer 15 is sleeved and fixed on the outer surface wall of the outer sleeve 8;

example two: referring to fig. 3, the one end of heat exchange tube body 1 exterior wall along length direction cup joints and is fixed with outer fixed pipe 16, and the bottom welding of outer fixed pipe 16 has fixing base 17, and threaded connection has fixing bolt on the fixing base 17, and outer fixed pipe 16 is provided with two altogether, and two outer fixed pipes 16 are symmetrical about the vertical central line of heat exchange tube body 1 each other, and the setting of fixing base 17 makes heat exchange tube body 1 can install fixedly through the fixing bolt on the fixing base 17.

Example three: referring to fig. 1 and 2, a first connecting pipe 2 and a second connecting pipe 3 are connected to two ends of a heat exchange pipe body 1 along a length direction, the first connecting pipe 2 and the second connecting pipe 3 are respectively connected with two ends of a second cavity 14 along the length direction in a conduction manner, a third connecting pipe 4 and a fourth connecting pipe 5 are respectively connected to two ends of an outer surface wall of the heat exchange pipe body 1 along the length direction, the third connecting pipe 4 and the fourth connecting pipe 5 are respectively connected with two ends of a first cavity 13 along the length direction in a conduction manner, the other ends of the first connecting pipe 2, the second connecting pipe 3, the third connecting pipe 4 and the fourth connecting pipe 5 are respectively connected with a connecting flange 6, a bolt hole 7 is formed in the outer surface wall of the other end of the connecting flange 6, the first connecting pipe 2 and the second connecting pipe 3 are used for circularly injecting a cold heat exchange medium into the second cavity 14, the third connecting pipe 4 and the fourth connecting pipe 5 are used for circularly injecting a heat, the cold heat exchange medium and the hot heat exchange medium perform high-efficiency heat exchange through the heat exchange plate 11.

The working principle is as follows: when this ground source heat pump central air conditioning is with high-efficient heat exchange tube uses, at first fix the heat exchange tube body 1 in appointed position through the fixing bolt installation on fixing base 17, with first connecting pipe 2 and second connecting pipe 3 through flange 6 and first heat transfer medium pipe turn-on connection, with third connecting pipe 4 and fourth connecting pipe 5 through flange 6 and second heat transfer medium pipe turn-on connection, alright use this moment, separate into confined first cavity 13 and second cavity 14 with outer tube 8 through heat transfer board 11, carry out the heat transfer through heat transfer board 11 in respectively circulating injection first cavity 13 and the second cavity 14 with two heat transfer mediums, whole device operation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The high-efficiency heat exchange tube for the ground source heat pump central air conditioner is characterized by comprising a heat exchange tube body (1), a heat exchange plate (11) and an outer fixing tube (16);

the heat exchange tube body (1) is composed of an outer sleeve (8), a center column (9) and a heat exchange plate (11), the center column (9) is arranged at the center of the inner portion of the outer sleeve (8), the heat exchange plate (11) is arranged on the outer side of the center column (9) in the outer portion of the outer sleeve (8), the heat exchange plate (11) divides the inner portion of the outer sleeve (8) into a first cavity (13) and a second cavity (14), a second connecting block (12) and a first connecting block (10) are respectively welded and fixed between the heat exchange plate (11) and the outer surface wall of the center column (9) and between the heat exchange plate and the inner surface wall of the outer sleeve (8), and an outer heat insulation layer (15) is sleeved and fixed on the outer surface wall of the;

the heat exchange tube body (1) outer surface wall is cup jointed along length direction's one end and is fixed with external fixation pipe (16), the bottom welding of external fixation pipe (16) has fixing base (17), and threaded connection has fixing bolt on fixing base (17).

2. The efficient heat exchange tube for the ground source heat pump central air conditioner is characterized in that a first connecting tube (2) and a second connecting tube (3) are connected to two ends of the heat exchange tube body (1) along the length direction, and the first connecting tube (2) and the second connecting tube (3) are respectively in conduction connection with two ends of a second cavity (14) along the length direction.

3. The efficient heat exchange tube for the ground source heat pump central air conditioner is characterized in that a third connecting tube (4) and a fourth connecting tube (5) are respectively connected to two ends of the outer surface wall of the heat exchange tube body (1) along the length direction, and the third connecting tube (4) and the fourth connecting tube (5) are respectively in conduction connection with two ends of the first cavity (13) along the length direction.

4. The efficient heat exchange tube for the ground source heat pump central air conditioner as claimed in claim 3, wherein the other ends of the third connecting tube (4) and the fourth connecting tube (5) are both connected with a connecting flange (6), and the outer surface wall of the other end of the connecting flange (6) is provided with a bolt hole (7).

5. The high-efficiency heat exchange tube for the ground source heat pump central air conditioner as claimed in claim 1, wherein the number of the outer fixed tubes (16) is two, and the two outer fixed tubes (16) are symmetrical with each other about the vertical center line of the heat exchange tube body (1).