CN210486648U - Filler, Z-shaped counter-flow type gas-water heat exchange device and heat pump type unit - Google Patents
Filler, Z-shaped counter-flow type gas-water heat exchange device and heat pump type unit Download PDFInfo
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- CN210486648U CN210486648U CN201921267233.2U CN201921267233U CN210486648U CN 210486648 U CN210486648 U CN 210486648U CN 201921267233 U CN201921267233 U CN 201921267233U CN 210486648 U CN210486648 U CN 210486648U
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Abstract
The utility model discloses a filler, a Z-shaped counter-flow type gas-water heat exchange device and a heat pump type unit which are manufactured by using the filler; the filler comprises a frame and a plurality of filler sheets which are sequentially arranged in the frame, the filler sheets are corrugated, and the included angle between the wave altitude of each filler sheet and the vertical axis of each filler sheet is more than 0 degree and less than 15 degrees; the heat exchange device comprises a shell, filler, an air outlet, an air inlet and a liquid distribution pipe, wherein the filler, the air outlet, the air inlet and the liquid distribution pipe are obliquely arranged in the shell; the heat pump type unit comprises a heat pump system, a condenser, an evaporator and the like; the utility model can increase the ventilation area, improve the utilization rate of the packing sheets, change the trend of the air into a Z shape, prolong the contact time between the air and the liquid, realize the counter-flow heat exchange between the air and the liquid, and improve the heat exchange and humidity exchange efficiency; and the problem of liquid in the air outlet is solved, and the arrangement space in the unit is greatly saved.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, concretely relates to filler, Z type counterflow air water heat transfer device and heat pump type unit.
Background
With the development of economy and the progress of society, energy conservation becomes inevitable and socially recognized. Products in various fields are developed towards the direction of saving energy, saving space, being safe and efficient and the like. The field of fresh air conditioning is no exception.
In the new trend air conditioner field now, the unit internal gas water (liquid) heat transfer module adopts the straight row to pack the cross flow heat transfer (see figure 1), and the salt solution evenly sprays the salt solution from packing top through the shower that arranges in the unit, and the salt solution is hugged closely the filler internal surface flow from top to bottom in packing, and new trend and exhaust air pass the filler in the horizontal direction to accomplish the air and salt solution direct contact heat exchange and trade wet, the operation is stable, generally can satisfy the market demand.
In the direct-discharge packing cross-flow heat exchange module, the air flow direction and the brine flow direction are vertically crossed (see fig. 1), the air and water cannot keep larger temperature difference and humidity difference, the air and water contact time is short, and the air and water (liquid) heat exchange and humidity exchange efficiency is lower. And because the windward area is small, the wind speed is large, the wind speed is generally about 2m/s, the wind is discharged with liquid, and the salt water discharged by the wind is accumulated at positions of a fan bin and the like, so that metal products such as a unit frame, a fan and the like are corroded.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel filler provides an utilize Z type counterflow air water heat transfer device of this filler preparation simultaneously, can realize air humidity control's heat pump formula unit in addition.
A filler comprises a frame and a plurality of filler sheets sequentially arranged in the frame, wherein the filler sheets are corrugated, and the included angle between the wave altitude of each filler sheet and the vertical axis of each filler sheet is more than 0 degree and less than 15 degrees; wherein the vertical axis of the packing sheet is the vertical axis when the corrugations of the packing sheet extend in the horizontal direction. Preferably, the cross section of the filler sheet is square, and the vertical axis of the filler sheet is the vertical axis when the filler sheet is horizontally placed and the corrugations extend along the horizontal direction.
The wave height lines between two adjacent filler sheets face different directions and are not parallel; preferably, the included angle of the wave height line between two adjacent filler sheets is larger than 0 degree and smaller than 90 degrees, and at the moment, a channel can be formed between the two adjacent filler sheets, so that air can conveniently pass through the channel; when the wave height lines between two adjacent filler sheets are parallel, the problem of overlapping of the two adjacent filler sheets can be solved, a channel is not formed, and the air passing efficiency is greatly reduced.
Preferably, the plate surfaces of the filler sheets are arranged in parallel; the frame is formed by encircling two corresponding square side plates and two corresponding parallelogram side plates.
Preferably, the wave height line of the packing sheet is parallel to the square side plate; the filler pieces are arranged in the frame in parallel.
A Z-shaped counter-flow type gas-water heat exchange device comprises any one of the fillers, wherein the filler is obliquely arranged in a shell and divides the shell into an upper cavity and a lower cavity, an air outlet is formed in the side wall of the upper cavity of the shell, and an air inlet is formed in the side wall of the lower cavity of the shell; and a liquid distribution pipe is arranged in the upper cavity body along the inclined direction of the filler, and a plurality of small holes are formed in the liquid distribution pipe.
Preferably, the inner side wall of the shell is provided with a supporting plate, and the frame of the filler is arranged on the supporting plate.
Preferably, the small holes are positioned on the side of the liquid distribution pipe facing the filler for better heat exchange.
Preferably, the lower edge of the air inlet is positioned on the upper side of the bottom surface of the shell, so that solution can be stored below the heat exchange device, and heat exchange is realized.
The utility model discloses Z type counterflow air water heat transfer device can change the trend of air into the Z type, has increased the time of air in heat transfer device.
A heat pump type unit comprises a heat pump system, a condenser, an evaporator and at least two Z-shaped counter-flow type gas-water heat exchange devices; the Z-shaped counter-flow type gas-water heat exchange device is divided into a fresh air side Z-shaped counter-flow type gas-water heat exchange device and an exhaust side Z-shaped counter-flow type gas-water heat exchange device, the lower cavity of the fresh air side Z-shaped counter-flow type gas-water heat exchange device is connected with a liquid distribution pipe in the exhaust side Z-shaped counter-flow type gas-water heat exchange device sequentially through a first pipeline, a condenser and a first water pump, and the lower cavity of the exhaust side Z-shaped counter-flow type gas-water heat exchange device is connected with the liquid distribution pipe in the fresh air side Z-shaped counter-flow type gas-water heat exchange device through a second pipeline, an evaporator; the heat pump system comprises a compressor, wherein an inlet of the compressor is connected with an outlet of the compressor through a four-way valve, one end of the four-way valve is connected with a condenser, the other end of the four-way valve is connected with an evaporator, the evaporator is connected with the condenser through a third pipeline, and an expansion valve is arranged on the third pipeline.
The utility model discloses the packing piece is the non-woven fabrics, and the equipment suppression goes out the raised grain, and the wave altitude of packing piece has the contained angle with the vertical direction of packing piece simultaneously, and the design of this angle can increase draught area, improves the utilization ratio of packing piece, when constituteing to pack, formation air channel that can be better.
The utility model discloses Z type counterflow air water heat transfer device is through changing into the Z type with the trend of air, can let the contact time of air and liquid longer, and the air is counterflow heat transfer with liquid, and the temperature of air and liquid and the humidity gradient difference remain a great state throughout, record Z type counterflow air water heat transfer gas-liquid heat transfer device air water heat exchange and trade wet efficiency and promote 30% than traditional in-line packing cross flow heat transfer module efficiency through the experiment.
Meanwhile, the Z-shaped arrangement is adopted, so that the wind speed can be effectively reduced to be as low as 1m/s, the problem of liquid carrying during air outlet is fundamentally solved, the air inlet and outlet of the counter-flow type gas-liquid heat exchange device can be realized to be side-in and side-out, and the arrangement space in the unit is greatly saved.
The utility model discloses heat pump unit comprises adverse current gas-liquid heat transfer device, full play gas-liquid heat transfer and wet efficient characteristics of trading, make the efficiency that the device handled the new trend improve 30%, the operation is more stable, and has reduced the volume of unit, has reached and has practiced thrift the efficient effect.
Drawings
FIG. 1 is a cross-flow heat exchange device of a straight-line packing;
FIG. 2 is a front view of the packing sheet of the present invention;
FIG. 3 is a cross-sectional view of the packing sheet of the present invention;
FIG. 4 is an enlarged view of the position A of the packing sheet of the present invention;
FIG. 5 is a schematic view of the packing of the present invention;
FIG. 6 is a schematic view of the Z-shaped counterflow air-water heat exchanger of the present invention;
fig. 7 is a schematic diagram of the heat pump unit of the present invention.
In the figure: 1-machine set; 2-straight-line packing; 3-a spray pipe 3; 4-an air duct; 5-filler pieces; 6-wave altitude; 7-vertical axis; 8-parallelogram side plates; 9-square side plate; 10-a housing; 11-an air inlet; 12-an air outlet 12; 13-liquid distribution pipe; 14-a small hole; 15-a pallet; 16-a fresh air side Z-shaped counter-flow gas-water heat exchange device; 17-a first conduit; 18-a condenser; 19-a first water pump; 20-a Z-shaped counter-flow gas-water heat exchange device at the exhaust side; 21-a second conduit; 22-an evaporator; 23-a second water pump; 24-a compressor; a 25-four-way valve; 26-an expansion valve; 27-third line.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the above description, in combination with the drawings in the embodiments of the present invention, clearly and completely describes the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the above detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements 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.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "secured" are to be construed broadly and may, for example, be fixedly connected or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The cross-flow heat exchange device for the common direct-discharge packing in the prior art as shown in fig. 1 comprises a unit 1, wherein the unit 1 is internally provided with the direct-discharge packing 2, a spray pipe 3 is arranged above the direct-discharge packing 2, and the unit 1 is provided with an air duct 4; salt solution is through arranging the shower 3 that is good in unit 1 evenly spray from the straight row filler 2 top, and salt solution top-down hugs closely in straight row filler 2 and packs the internal surface flow, and new trend and air exhaust pass straight row filler through wind channel 4 in the horizontal direction to accomplish air and salt solution direct contact heat exchange and trade wet, the operation is stable, generally can satisfy the market demand.
In the direct-discharge packing cross-flow heat exchange module, the air flow direction and the brine flow direction are vertically crossed, the air and water cannot keep larger temperature difference and humidity difference, the air and water contact time is short, and the air-water (liquid) heat exchange and humidity exchange efficiency is lower. And because the windward area is small, the wind speed is high, and the wind speed is about 2m/s generally, so that the wind comes out with liquid.
As shown in fig. 2 and 3, the packing sheet 5 of the present invention is corrugated, and has a square cross section; the enlarged view of the position A in FIG. 4 shows that the included angle between the wave height line 6 of the filler piece 5 and the vertical axis 7 of the filler piece is more than 0 degree and less than 15 degrees; the vertical axis 7 is the vertical axis when the packing sheets 5 are horizontally placed and the corrugations extend in the horizontal direction.
As shown in fig. 5, the packing of the present invention comprises a frame and a plurality of packing sheets 5 sequentially arranged in the frame, wherein the surfaces of the packing sheets 5 are arranged in parallel; the frame is formed by encircling two corresponding square side plates 9 and two corresponding parallelogram side plates 8, the wave height lines 6 of the filler pieces 5 are parallel to the vertical axis of the square side plates 9, the filler pieces 5 are perpendicular to the parallelogram side plates 8 at the moment, the wave height lines between two adjacent filler pieces 5 are not parallel and are arranged in a crossed manner, and the included angle is larger than 0 degree and smaller than 90 degrees; and a channel can be formed between two adjacent filler sheets.
The Z-shaped counterflow gas-water heat exchanger shown in fig. 6 comprises a filler, wherein the filler is obliquely arranged in a shell 10, the shell 10 is divided into an upper cavity and a lower cavity, an air outlet 12 is arranged on the side wall of the upper cavity of the shell 10, and an air inlet 11 is arranged on the side wall of the lower cavity of the shell 10; a liquid distribution pipe 13 is arranged in the upper cavity body along the inclined direction of the filler, and a plurality of small holes 14 are formed in the liquid distribution pipe 13.
And a supporting plate 15 is arranged on the inner side wall of the shell 10, and the frame of the filler is arranged on the supporting plate 15.
For better heat exchange, the small holes 14 are located on the side of the liquid distribution pipe 13 facing the filler.
The lower edge of the air inlet 11 is located on the upper side of the bottom surface of the shell 10, and solution can be stored below the heat exchange device to realize heat exchange. When heat exchange is carried out, air enters the shell 10 through the air inlet 11, liquid is sprayed on the filler through the small holes 14 of the liquid distribution pipe 13, the liquid flows downwards along with the surface of the filler, and the air flows upwards from bottom to top to form countercurrent so as to carry out heat exchange well; the trend of the air is changed into a Z shape, so that the contact time of the air and the liquid is longer, the air and the liquid exchange heat in a counter-flow mode, the temperature and humidity gradient difference between the air and the liquid is always kept in a larger state, the humidity exchange heat exchange efficiency is high, the wind speed can be effectively reduced to be as low as 1m/s, the problem of liquid carrying out of the air is fundamentally solved, the air inlet and outlet of the counter-flow type gas-liquid heat exchange device can be realized to be in side inlet and side outlet, and the arrangement space in the unit is greatly saved.
The heat pump type unit shown in fig. 7 comprises a heat pump system, a condenser, an evaporator and at least two Z-shaped counter-flow type gas-water heat exchange devices; the Z-shaped counter-flow type gas-water heat exchange device is divided into a fresh air side Z-shaped counter-flow type gas-water heat exchange device 16 and an exhaust side Z-shaped counter-flow type gas-water heat exchange device 20, the lower cavity of the fresh air side Z-shaped counter-flow type gas-water heat exchange device 16 is connected with a liquid distribution pipe in the exhaust side Z-shaped counter-flow type gas-water heat exchange device 20 sequentially through a first pipeline 17, a condenser 18 and a first water pump 19, and the lower cavity of the exhaust side Z-shaped counter-flow type gas-water heat exchange device 20 is connected with the liquid distribution pipe in the fresh air side Z-shaped counter-flow type gas-water heat exchange device 16 through a second pipeline 21, an evaporator 22 and; the heat pump system comprises a compressor 24, wherein an inlet of the compressor 24 is connected with an outlet of the compressor 24 through a four-way valve 25, one end of the four-way valve 25 is connected with the condenser 18, the other end of the four-way valve 25 is connected with the evaporator 22, the evaporator 22 is connected with the condenser 18 through a third pipeline 27, and an expansion valve 26 is arranged on the third pipeline 27.
When the air conditioner works, a low-temperature high-concentration solution on the fresh air side is changed into a normal-temperature low-concentration solution through the Z-shaped counter-flow air-water heat exchange device 16 on the fresh air side and the fresh air for heat exchange and humidity exchange, then enters the condenser 18 through the first pipeline 17 for heat exchange with a refrigerant to be changed into a high-temperature low-concentration solution, then enters the Z-shaped counter-flow air-water heat exchange device 20 on the exhaust side through the first water pump 19 for heat exchange and humidity exchange with exhaust air to be changed into a normal-temperature high-concentration solution, then enters the evaporator 22 through the second pipeline 21 for heat exchange with the refrigerant to be changed into a low-temperature high-concentration solution, and then enters the Z-shaped counter-flow air-water heat exchange device 16 on. The heat pump system operates on the evaporator 22 and the condenser 18 by means of a compressor 24 and a four-way valve 25, with the condenser 18 and the evaporator 22 being in communication by means of an expansion valve 26. The utility model discloses heat pump unit full play gas-liquid heat transfer trades the efficient characteristics of wet, and the operation is more stable, has reached and has practiced thrift the efficient effect.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (8)
1. The filler is characterized by comprising a frame and a plurality of filler sheets sequentially arranged in the frame, wherein the filler sheets are corrugated, and the included angle between the wave altitude of each filler sheet and the vertical axis of each filler sheet is more than 0 degree and less than 15 degrees; the included angle of the wave height lines between two adjacent filler sheets is larger than 0 degree and smaller than 90 degrees.
2. The packing material of claim 1 wherein the faces of said sheets are parallel; the frame is formed by encircling two corresponding square side plates and two corresponding parallelogram side plates.
3. The packing of claim 2 wherein the wave height lines of the sheets are parallel to the square side plates.
4. A Z-shaped counter-flow type gas-water heat exchange device is characterized by comprising a shell and the filler of any one of claims 1 to 3, wherein the filler is obliquely arranged in the shell and divides the shell into an upper cavity and a lower cavity, an air outlet is formed in the side wall of the upper cavity of the shell, and an air inlet is formed in the side wall of the lower cavity of the shell; and a liquid distribution pipe is arranged in the upper cavity body along the inclined direction of the filler, and a plurality of small holes are formed in the liquid distribution pipe.
5. The Z-shaped counterflow gas-water heat exchanger as claimed in claim 4, wherein the inside wall of the housing is provided with a support plate, and the rim of the packing is provided on the support plate.
6. The Z-shaped countercurrent gas-water heat exchange device of claim 4, wherein the small holes are positioned on the side of the liquid distribution pipe facing the filler.
7. The Z-shaped counterflow gas-water heat exchanger as in claim 4, wherein the lower edge of said inlet is located on the upper side of the bottom surface of the housing.
8. A heat pump type unit, which is characterized by comprising a heat pump system, a condenser, an evaporator and at least two Z-shaped counter-flow gas-water heat exchange devices of any one of claims 4 to 7; the Z-shaped counter-flow type gas-water heat exchange device is divided into a fresh air side Z-shaped counter-flow type gas-water heat exchange device and an exhaust side Z-shaped counter-flow type gas-water heat exchange device, the lower cavity of the fresh air side Z-shaped counter-flow type gas-water heat exchange device is connected with a liquid distribution pipe in the exhaust side Z-shaped counter-flow type gas-water heat exchange device sequentially through a first pipeline, a condenser and a first water pump, and the lower cavity of the exhaust side Z-shaped counter-flow type gas-water heat exchange device is connected with the liquid distribution pipe in the fresh air side Z-shaped counter-flow type gas-water heat exchange device through a second pipeline, an evaporator; the heat pump system comprises a compressor, wherein an inlet of the compressor is connected with an outlet of the compressor through a four-way valve, one end of the four-way valve is connected with a condenser, the other end of the four-way valve is connected with an evaporator, the evaporator is connected with the condenser through a third pipeline, and an expansion valve is arranged on the third pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921267233.2U CN210486648U (en) | 2019-08-07 | 2019-08-07 | Filler, Z-shaped counter-flow type gas-water heat exchange device and heat pump type unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921267233.2U CN210486648U (en) | 2019-08-07 | 2019-08-07 | Filler, Z-shaped counter-flow type gas-water heat exchange device and heat pump type unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210486648U true CN210486648U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921267233.2U Active CN210486648U (en) | 2019-08-07 | 2019-08-07 | Filler, Z-shaped counter-flow type gas-water heat exchange device and heat pump type unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210486648U (en) |
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2019
- 2019-08-07 CN CN201921267233.2U patent/CN210486648U/en active Active
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