CN107314594B - Air quantity shunting structure of air curtain - Google Patents
Air quantity shunting structure of air curtain Download PDFInfo
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- CN107314594B CN107314594B CN201710608375.XA CN201710608375A CN107314594B CN 107314594 B CN107314594 B CN 107314594B CN 201710608375 A CN201710608375 A CN 201710608375A CN 107314594 B CN107314594 B CN 107314594B
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- 238000005192 partition Methods 0.000 claims abstract description 31
- 238000009423 ventilation Methods 0.000 claims abstract description 15
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 235000021186 dishes Nutrition 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 235000013622 meat product Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an air quantity shunting structure of an air curtain, which comprises an air flow channel structure, an air inlet and a fan, wherein the air flow channel structure is provided with an air inlet; the partition plate is arranged in the airflow channel structure and is used for dividing the airflow channel into at least two layers of air outlet channels; the adjustable ventilation air channels are arranged on the partition plates, and the air outlet air channels are communicated through the adjustable ventilation air channels; the fan is arranged in the airflow channel structure; and air flow enters the air flow channel structure from the air inlet under the conveying of the fan and is divided by the partition plate to enter each air outlet channel.
Description
Technical Field
The invention relates to the field of freezer air curtain structural design and the like, in particular to an air quantity shunting structure of an air curtain.
Background
A refrigerated showcase (showcase), which is a refrigerator for refrigerating and displaying food, medicines and other articles, is suitable for fresh-keeping display and sale of dairy products, meat products, daily accessories, fruits and vegetables, beverages, fruits, vegetables and dishes in large-scale shops, supermarkets, convenience stores, hotels and hotels.
During operation of the refrigerator, it is often necessary to maintain the temperature (low temperature) of the display area for safety purposes. In general, in order to facilitate customers to select goods, the display area of the refrigerator is open, and therefore, in order to achieve the purpose of heat preservation of the display area, an air curtain needs to be arranged on the outer side (front side) of the display area or an air curtain needs to be arranged in an area where the display area is in contact with the outside, so that the purpose of isolating the outside environment is achieved.
In general, the same fan can only form a single air duct, the single air duct can only form a single air curtain, and if a double air curtain or a multi-layer air curtain is to be formed, a plurality of fans must be arranged. Therefore, how to realize the multi-layer air curtain by using a single fan is a problem to be solved at present.
Disclosure of Invention
The purpose of the invention is: the air quantity shunting structure of the air curtain utilizes a single fan to form a multi-layer air curtain, and achieves the purposes of simplifying space and saving energy.
The technical scheme for realizing the purpose is as follows: an air quantity shunting structure of an air curtain comprises an air flow channel structure and an air inlet; the partition plate is arranged in the airflow channel structure and is used for dividing the airflow channel into at least two layers of air outlet channels; the air outlet channels are communicated through the adjustable ventilation air channels; the fan is arranged in the airflow channel structure; and air flow enters the air flow channel structure from the air inlet under the conveying of the fan and is divided by the partition plate to enter each air outlet channel.
In a preferred embodiment of the present invention, the partition plate comprises a partition plate main body, one side of which is provided with an adjustable overflowing half hole, and the adjustable overflowing half hole corresponds to the air inlet; the first adjusting baffle is vertically arranged on the upper surface of the partition plate main body and is connected to one side hole edge of the adjusting type overflowing half hole; the second adjusting baffle is vertically arranged on the upper surface of the flow distribution plate main body and connected to the hole edge on the other side of the adjusting type overflowing half hole; the first adjusting baffle, the second adjusting baffle and the adjusting type overflowing half hole form the adjusting type ventilation air channel; when air flow enters one layer of the air outlet duct, the air flow is divided into a first air flow and a second air flow by the partition plate main body, the first adjusting baffle and the second adjusting baffle; the first airflow flows to the air outlet duct on the layer, and the second airflow flows to the adjustable ventilation duct.
In a preferred embodiment of the present invention, the airflow channel structure includes a first outer plate, which is an isosceles trapezoid plate; the second outer layer plate is an isosceles trapezoid plate; the waist side baffle is correspondingly assembled between the waist sides of the first outer layer plate and the second outer layer plate; the short edge baffle is assembled between the short edge sides of the first outer layer plate and the second outer layer plate; the air inlet is formed in the first outer plate; the first outer plate, the second outer plate and the side plate are enclosed to form the airflow channel structure.
In a preferred embodiment of the present invention, the waist side barrier is a right-angled trapezoidal plate; the first outer layer plate is assembled on the waist side of the waist side baffle without a right angle; the second outer layer plate is assembled on the waist side with the right angle of the waist side baffle.
In a preferred embodiment of the present invention, the partition plate main body includes a first main body portion which is an isosceles trapezoid portion, and the adjustable overflowing half-hole is disposed on a short side of the isosceles trapezoid portion; the second main body part is an isosceles trapezoid part, and the short side of the second main body part is connected with the long side of the first main body part; the first main body portion is parallel to the second outer layer plate, and the second main body portion is parallel to the first outer layer plate.
In a preferred embodiment of the present invention, the fan of the blower is assembled at the air inlet.
In a preferred embodiment of the present invention, the adjustable flow-passing half-holes are axisymmetrical, and the first adjusting baffle and the second adjusting baffle are symmetrically disposed about a central axis of the adjustable flow-passing half-holes.
In a preferred embodiment of the invention, the adjustable flow half holes are splayed holes, and the included angle between the extension lines of two mutually symmetrical side edges of the splayed holes ranges from 10 degrees to 180 degrees.
In a preferred embodiment of the present invention, the first adjusting baffle and the second adjusting baffle on the partition plate adjacent to the fan are provided with notches for allowing the fan of the fan to pass through.
The invention has the advantages that: according to the air quantity distribution structure of the air curtain, a single fan is utilized to form a multi-layer air curtain, so that energy is effectively saved; and through adjusting the amount of wind in the formula ventilation air duct control each air-out wind channel, realize the effective control of each air curtain amount of wind, effectively realized isolated show area and external environment's purpose, the setting up of multichannel air curtain does benefit to the energy exchange that reduces show area and external environment simultaneously, further the energy can be saved. .
Drawings
The invention is further explained below with reference to the figures and examples.
Fig. 1 is a perspective view of an air flow dividing structure of an air curtain in an embodiment of the present invention.
Fig. 2 is a perspective view of an air flow dividing structure of an air curtain in the embodiment of the present invention.
Fig. 3 is a schematic diagram of a partition plate structure in the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a fan and a partition plate in the embodiment of the invention.
Wherein,
1, an air flow channel structure; 2 a partition plate;
3, adjusting type ventilation air channels; 4, a fan;
5, air inlet; 11 a first outer laminate;
12 a second outer layer sheet; 13 waist side baffle plates;
14 air outlet duct; 21 partitioning the plate main body;
22 a first regulating baffle; 23 a second adjusting baffle;
24 adjusting type overflowing half hole; 25 notches;
211 a first body portion; 212 a second body portion;
41 fan.
Detailed Description
The following description of the embodiments refers to the accompanying drawings for illustrating the specific embodiments in which the invention may be practiced. The directional terms used in the present invention, such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc., refer to the directions of the attached drawings only. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention.
In the embodiment, as shown in fig. 1 and fig. 2, an air quantity dividing structure of an air curtain includes an air flow passage structure 1, a partition plate 2, an adjustable ventilation air passage 3, and a fan 4.
In this embodiment, the air flow channel structure 1 includes a first outer plate 11, a second outer plate 12, a waist baffle 13, and a short edge baffle. Wherein, the first outer plate 11 is an isosceles trapezoid plate; the second outer layer plate 12 is an isosceles trapezoidal plate; the waist side baffle 13 is a right-angled trapezoidal plate, and the short side baffle is a rectangular plate. The waist side baffle 13 is correspondingly assembled between the waist sides of the first outer layer plate 11 and the second outer layer plate 12; specifically, the first outer layer board 11 is connected to the waist side of the waist side baffle 13 without a right angle; the second outer layer plate 12 is connected to the right-angled waist side of the waist side baffle 13. The short edge baffle plate is assembled between the short edge sides of the first outer layer plate 11 and the second outer layer plate 12. The first outer plate 11, the second outer plate 12 and the side plates enclose the airflow channel structure 1.
In this embodiment, the air inlet 5 is disposed on the first outer plate 11; the fan 41 of the fan 4 is assembled at the air inlet 5.
In this embodiment, as shown in fig. 3 and 4, the partition plate 2 is disposed in the airflow channel structure 1, and is used for dividing the airflow channel into at least two layers of air outlet channels. The partition plate 2 comprises a partition plate main body 21, a first adjusting baffle plate 22, a second adjusting baffle plate 23 and an adjusting type overflowing half hole 24. The partition plate main body 21 comprises a first main body part 211 and a second main body part 212, the first main body part 211 is an isosceles trapezoid part, and the adjustable overflowing half-hole 24 is arranged on the short side of the trapezoid part; the second main body 212 is an isosceles trapezoid, and the short side of the second main body 212 is connected to the long side of the first main body 211. The first main body portion 211 is parallel to the second outer layer plate 12, and the second main body portion 212 is parallel to the first outer layer plate 11, so that the outlet air in each outlet air duct 14 can be stably output in parallel, and the purpose of complementary interference is achieved.
In this embodiment, the position of the flow-adjusting half-hole 24 corresponds to the air inlet 5, the flow-adjusting half-hole 24 is of an axisymmetric structure, and the first adjusting baffle 22 and the second adjusting baffle 23 are symmetrically arranged around the central axis of the flow-adjusting half-hole 24. Specifically, the adjustable overflowing half-hole 24 is an "eight" shaped hole, and an included angle between extension lines of two mutually symmetrical side edges of the "eight" shaped hole ranges from 10 degrees to 180 degrees. Namely, the first adjusting baffle 22 is vertically arranged on the upper surface of the partition plate main body 21 and is connected with one side hole edge of the adjusting type overflowing half hole 24; the second adjusting baffle 23 is vertically arranged on the upper surface of the main body of the flow distribution plate and connected with the hole edge of the other side of the adjusting type overflowing half-hole 24, and the size of the adjusting type overflowing half-hole 24 is adjusted by adjusting the included angle between the two side edges of the adjusting type overflowing half-hole 24 so as to adjust the size of the adjusting type ventilation air duct 3 and control the air volume of each air outlet duct 14.
The first adjusting baffle 22, the second adjusting baffle 23 and the adjusting type overflowing half hole 24 form the adjusting type ventilation air channel 3, and the air outlet channels 14 are communicated with each other through the adjusting type ventilation air channel 3. Under the conveying of the fan 4, air flow enters the air flow channel structure 1 from the air inlet 5, and is divided by the partition plate 2 to enter each air outlet duct 14. Specifically, when the air flow enters one of the air outlet channels 14, the partition plate main body 21, the first adjusting baffle 22, and the second adjusting baffle 23 divide the air flow into a first air flow and a second air flow; the first air flow flows to the air outlet duct 14 on the layer, and the second air flow flows to the adjustable ventilation duct 3.
Since the space structure of the airflow passage structure 1 is small, in order to enable the fan 4 to operate normally, it is necessary to provide sufficient operating space for the fan 4, especially for the fan 41, and the first adjusting baffle 22 and the second adjusting baffle 23 on the partition plate 2 adjacent to the fan 4 are provided with notches 25 for allowing the fan 41 of the fan 4 to pass through.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An air quantity shunting structure of an air curtain is characterized by comprising
The airflow channel structure is provided with an air inlet;
the partition plate is arranged in the airflow channel structure and is used for dividing the airflow channel into at least two layers of air outlet channels;
the air outlet channels are communicated through the adjustable ventilation air channels;
the fan is arranged in the airflow channel structure;
air flow enters the air flow channel structure from the air inlet under the conveying of the fan, is divided by the partition plate and enters each air outlet channel,
the partition plate comprises
One side of the partition plate main body is provided with an adjustable overflowing half hole, and the adjustable overflowing half hole corresponds to the air inlet;
the first adjusting baffle is vertically arranged on the upper surface of the partition plate main body and is connected to one side hole edge of the adjusting type overflowing half hole;
the second adjusting baffle is vertically arranged on the upper surface of the partition plate main body and is connected to the hole edge on the other side of the adjusting type overflowing half hole;
the first adjusting baffle, the second adjusting baffle and the adjusting type overflowing half hole form the adjusting type ventilation air channel;
when air flow enters one layer of the air outlet duct, the air flow is divided into a first air flow and a second air flow by the partition plate main body, the first adjusting baffle and the second adjusting baffle; the first air flow flows to the air outlet duct on the layer, the second air flow flows to the adjustable ventilation duct,
the airflow passage structure comprises
The first outer plate is an isosceles trapezoid plate;
the second outer layer plate is an isosceles trapezoid plate;
the waist side baffle is correspondingly assembled between the waist sides of the first outer layer plate and the second outer layer plate;
the short edge baffle is assembled between the short edge sides of the first outer layer plate and the second outer layer plate;
the air inlet is formed in the first outer layer plate;
the first outer layer plate, the second outer layer plate and the side plates are enclosed to form the airflow channel structure, the adjusting type overflowing half hole is an 'eight' -shaped hole, the included angle range between the extension lines of two mutually symmetrical side edges of the 'eight' -shaped hole is 10-180 degrees, and the first adjusting baffle and the second adjusting baffle on the partition plate adjacent to the fan are provided with notches for allowing the fan of the fan to pass through.
2. The air quantity flow dividing structure of an air curtain according to claim 1, wherein the waist side baffle is a right-angled trapezoidal plate; the first outer plate is assembled on the waist side without a right angle of the waist side baffle; the second outer layer plate is assembled on the waist side with the right angle of the waist side baffle.
3. The air curtain air volume flow dividing structure of claim 2, wherein the divider plate main body includes
The first main body part is an isosceles trapezoid part, and the adjustable overflowing half hole is formed in the short side of the trapezoid part;
the second main body part is an isosceles trapezoid part, and the short side of the second main body part is connected with the long side of the first main body part;
the first main body portion is parallel to the second outer layer plate, and the second main body portion is parallel to the first outer layer plate.
4. The air curtain air quantity flow dividing structure of claim 3, wherein the fan of the blower is assembled at the air inlet.
5. The air flow splitting structure of the air curtain according to claim 3, wherein the adjusting type flow-passing half-holes are axisymmetric, and the first adjusting baffle and the second adjusting baffle are symmetrically arranged around a central axis of the adjusting type flow-passing half-holes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710608375.XA CN107314594B (en) | 2017-07-24 | 2017-07-24 | Air quantity shunting structure of air curtain |
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CN201710608375.XA CN107314594B (en) | 2017-07-24 | 2017-07-24 | Air quantity shunting structure of air curtain |
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CN107314594A CN107314594A (en) | 2017-11-03 |
CN107314594B true CN107314594B (en) | 2022-12-13 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110513948A (en) * | 2019-09-05 | 2019-11-29 | 广东美的白色家电技术创新中心有限公司 | Air curtain component and refrigeration equipment |
CN112432300A (en) * | 2020-11-25 | 2021-03-02 | 中国矿业大学 | Virus/bacterium diffusion protection device and method for supermarket |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201072179Y (en) * | 2007-08-07 | 2008-06-11 | 浙江朗迪集团股份有限公司 | Air curtain generating device of ventilator and Chinese ventilator using the same |
CN201476122U (en) * | 2009-05-17 | 2010-05-19 | 刘波 | Improved energy-saving environmental-protection horizontal air curtain range hood |
WO2015035737A1 (en) * | 2013-09-16 | 2015-03-19 | 广东美的制冷设备有限公司 | Air conditioner having an adjustable-volume air output and a method for adjusting air output |
CN207262783U (en) * | 2017-07-24 | 2018-04-20 | 哈斯曼制冷科技(苏州)有限公司 | A kind of air quantity diversion structure of air curtain |
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2017
- 2017-07-24 CN CN201710608375.XA patent/CN107314594B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201072179Y (en) * | 2007-08-07 | 2008-06-11 | 浙江朗迪集团股份有限公司 | Air curtain generating device of ventilator and Chinese ventilator using the same |
CN201476122U (en) * | 2009-05-17 | 2010-05-19 | 刘波 | Improved energy-saving environmental-protection horizontal air curtain range hood |
WO2015035737A1 (en) * | 2013-09-16 | 2015-03-19 | 广东美的制冷设备有限公司 | Air conditioner having an adjustable-volume air output and a method for adjusting air output |
CN207262783U (en) * | 2017-07-24 | 2018-04-20 | 哈斯曼制冷科技(苏州)有限公司 | A kind of air quantity diversion structure of air curtain |
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Address after: 215163 No. 58 Lijiang Road, Science and Technology City, Suzhou High-tech Zone, Jiangsu Province Applicant after: HUSSMANN REFRIGERATION TECHNOLOGY (SUZHOU) CO.,LTD. Address before: 215163 No. 58 Lijiang Road, Science and Technology City, Suzhou High-tech Zone, Jiangsu Province Applicant before: AUSTRAL REFRIGERATION (SUZHOU) CO.,LTD. |
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