CN108826800A - A kind of pressure difference increasing enthalpy refrigeration system - Google Patents
A kind of pressure difference increasing enthalpy refrigeration system Download PDFInfo
- Publication number
- CN108826800A CN108826800A CN201810941391.5A CN201810941391A CN108826800A CN 108826800 A CN108826800 A CN 108826800A CN 201810941391 A CN201810941391 A CN 201810941391A CN 108826800 A CN108826800 A CN 108826800A
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- Prior art keywords
- freezer
- air
- inner chamber
- partition
- refrigeration system
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 40
- 238000005192 partition Methods 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000007605 air drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 230000009246 food effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- F25D13/00—Stationary devices, e.g. cold-rooms
-
- 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
-
- 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
- F25D23/00—General constructional features
- F25D23/006—General constructional features for mounting refrigerating machinery components
Landscapes
- 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)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The present invention provides a kind of pressure difference increasing enthalpy refrigeration systems, belong to freezer technical field.It is solved in the prior art, in freezer with the presence of the technical problems such as the larger temperature difference in region.This refrigeration system includes partition and bottom plate, partition and bottom plate are respectively positioned in freezer, freezer has first inner chamber, partition is arranged along the short transverse of freezer, bottom plate is located at the top of freezer bottom surface, the inner wall of partition and freezer encloses second inner chamber, refrigerating plant is provided in second inner chamber, the air outlet being connected with second inner chamber is offered at the top of partition, several air ducts are offered on bottom plate, each air duct is connected with second inner chamber, and several air pushing holes are offered on the inner wall in each air duct, and each air pushing hole is connected with first inner chamber.The air supply mode that this refrigeration system is combined by air duct and air pushing hole, cold air can be distributed in freezer makes the temperature in freezer everywhere more uniform everywhere.
Description
Technical field
The invention belongs to freezer technical fields, are related to a kind of pressure difference increasing enthalpy refrigeration system.
Background technique
Freezer is primarily used to carry out constant temperature storage to food, dairy products, meat, aquatic products, chemical industry, medicine, nursery etc.
Air-cooling system, it is the place of processing, storage product.The freezer of technology at present, most of is all that directly refrigeration fan is installed
In freezer, the refrigeration modes of refrigeration fan blow-through wind in freezer.
However above-mentioned refrigeration modes have following deficiency：Since installation site of the air-cooler in freezer is different, air-cooler
The reasons such as air return method difference, can have the case where freezer interior air-flow is unevenly distributed, some regions in freezer is caused to exist
The larger temperature difference.The air-cooled freezing and refrigeration of air-cooler blow-through wind in freezer is easy the moisture in air-dried freezer in article, and this
Kind refrigeration modes, make freezer integrally cool down slow.
Summary of the invention
The present invention addresses the above problems in the prior art, provides a kind of pressure difference increasing enthalpy refrigeration system, institute of the present invention
Technical problems to be solved are：How to make the temperature in freezer everywhere more uniform.
Object of the invention can be realized by the following technical scheme：
A kind of pressure difference increasing enthalpy refrigeration system, which is characterized in that the refrigeration system includes partition and bottom plate, the partition and
Bottom plate is respectively positioned in freezer, and the freezer has first inner chamber, and the partition is arranged along the short transverse of freezer, the bottom plate position
In the top of freezer bottom surface, the inner wall of the partition and freezer encloses second inner chamber, and refrigeration is provided in the second inner chamber
Device offers the return air inlet being connected with the second inner chamber at the top of the partition, if offering dry-air blast on the bottom plate
Road, each air duct are connected with the second inner chamber, offer several air pushing holes on the inner wall in each air duct, each air pushing hole with
The first inner chamber is connected.
Its working principle is that：Refrigerating plant is arranged in second inner chamber, and the cold air that refrigerating plant generates flows into each air duct, it
It afterwards by the air pushing hole on corresponding air duct, flows into first inner chamber and freezes, cold air is entered in second by return air inlet later
In chamber, after refrigerating plant freezes, then each air duct is flowed into, recycled repeatedly.In this refrigeration system, several air ducts are provided with
On bottom plate, several air pushing holes are offered again on the inner wall in each air duct, therefore, the air-supply side combined by air duct and air pushing hole
Formula, the cold air that refrigerating plant generates is dispersed in everywhere in the first inner chamber of freezer by air pushing hole to freeze, and cold air can be distributed
In freezer everywhere, make the temperature in freezer everywhere more uniform.In addition, refrigerating plant is hidden in second inner chamber, from freezer
First inner chamber in can't see refrigerating plant, the cold air that refrigerating plant generates be also not directly against the fresh-keeping article in freezer into
Row blowing, it can be to avoid air-drying fresh-keeping article, and the air-flow velocity in freezer is smaller, can be further reduced fresh-keeping in freezer
The air-dried degree of article, improves the fresh-keeping effect of food.
In a kind of above-mentioned pressure difference increasing enthalpy refrigeration system, each air duct extends along the length direction of the freezer, respectively send
Along the length direction distribution in corresponding air duct, width direction of each air duct along the freezer is uniformly distributed air holes.In the structure,
The cold air that refrigerating plant can be made to generate is distributed in everywhere in first inner chamber with being uniformly dispersed, and is further made in freezer everywhere
Temperature is more uniform.
In a kind of above-mentioned pressure difference increasing enthalpy refrigeration system, the shape of each air pushing hole is identical, and adjacent on same air duct is sent
The distance between air holes is gradually reduced towards the direction far from partition.It is got at a distance from partition, air quantity is fewer, and wind speed is smaller.Air pushing hole
Closer apart from partition, air-supply pore size distribution must be more sparse, and air pushing hole is remoter with a distance from partition, and air-supply pore size distribution must be more intensive, should
Structure can guarantee that the air output in each region in freezer is more uniform, balance the air-supply pressure difference of air duct front and back end.
In a kind of above-mentioned pressure difference increasing enthalpy refrigeration system, the side of the partition and the inner wall of freezer fit, partition
Top and freezer at the top of fit, the bottom of partition and an end of bottom plate are fixedly connected with.
In a kind of above-mentioned pressure difference increasing enthalpy refrigeration system, the refrigerating plant includes blower and evaporator, the evaporation
Device is mounted on the lower section of blower, and the blower is arranged at return air inlet.Blower for generating air-flow, evaporator be used for air-flow into
Row cooling, forms cold wind.
In a kind of above-mentioned pressure difference increasing enthalpy refrigeration system, grid is provided at the return air inlet.
In a kind of above-mentioned pressure difference increasing enthalpy refrigeration system, the bottom of the second inner chamber is provided with deflector, described
Deflector is arc-shaped, and deflector is opposite with the air intake vent in each air duct.In the structure, deflector plays guide functions, can be by gas
In stream preferably water conservancy diversion to air duct, and it is more smooth so that airflow is got up.
In a kind of above-mentioned pressure difference increasing enthalpy refrigeration system, the bottom of the second inner chamber offers drainage hole, the row
Water hole can be connected with external pipe.Defrosted water can be discharged outside freezer for drainage hole.
In a kind of above-mentioned pressure difference increasing enthalpy refrigeration system, the drainage hole is located at the lower section of the blower, the draining
The week edge in hole is obliquely installed.
Compared with prior art, advantages of the present invention is as follows：
1, the air supply mode that this refrigeration system is combined by air duct and air pushing hole, air pushing hole generate refrigerating plant cold
Gas, which is dispersed in everywhere in the first inner chamber of freezer, to freeze, and cold air can be distributed in freezer everywhere, makes in freezer everywhere
Temperature is more uniform.
2, the air pushing hole of this refrigeration system is remoter with a distance from partition, and air-supply pore size distribution must be more intensive, which can protect
The air output for demonstrate,proving each region in freezer is more uniform, balances the air-supply pressure difference of air duct front and back end.
3, the cold air that refrigerating plant generates is not directly to be blowed against the fresh-keeping article in freezer, can be to avoid air-dried
Fresh-keeping article, the air-flow velocity in freezer is smaller, can be further reduced the air-dried degree of fresh-keeping article in freezer, improves food
Fresh-keeping effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this refrigeration system.
Fig. 2 is the schematic diagram that refrigerating plant is mounted in second inner chamber.
Fig. 3 is the structural schematic diagram of air duct and return air inlet.
In figure, 1, freezer；1a, first inner chamber；2, partition；2a, return air inlet；3, bottom plate；3a, air duct；3b, air pushing hole；4,
Second inner chamber；5, blower；6, evaporator；7, deflector；8, drainage hole.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1-3, this refrigeration system includes partition 2 and bottom plate 3, partition 2 and bottom plate 3 are respectively positioned in freezer 1, freezer
1 has first inner chamber 1a, and partition 2 is arranged along the short transverse of freezer 1, and bottom plate 3 is located at the top of 1 bottom surface of freezer, partition 2 and cold
The inner wall in library 1 encloses second inner chamber 4, is provided with refrigerating plant in second inner chamber 4, the top of partition 2 offer with second in
The return air inlet 2a that chamber 4 is connected offers several air duct 3a on bottom plate 3, and each air duct 3a is connected with second inner chamber 4, each wind
Several air pushing hole 3b are offered on the inner wall of road 3a, each air pushing hole 3b is connected with first inner chamber 1a.
Refrigerating plant is arranged in second inner chamber 4, and the cold air that refrigerating plant generates flows into each air duct 3a, passes through correspondence later
Air pushing hole 3b on the 3a of air duct is flowed into first inner chamber 1a and is freezed, and cold air enters second inner chamber 4 by return air inlet 2a later
In, after refrigerating plant freezes, then each air duct 3a is flowed into, recycled repeatedly.In this refrigeration system, several air duct 3a are opened up
On bottom plate 3, several air pushing hole 3b are offered again on the inner wall of each air duct 3a, therefore, are tied by air duct 3a with air pushing hole 3b phase
The cold air that refrigerating plant generates is dispersed in everywhere in the first inner chamber 1a of freezer 1 and makes by the air supply mode of conjunction, air pushing hole 3b
Cold, cold air can be distributed in freezer 1 makes the temperature in freezer 1 everywhere more uniform everywhere.In addition, refrigerating plant is hidden in
In second inner chamber 4, refrigerating plant can't see from the first inner chamber 1a of freezer 1, the cold air that refrigerating plant generates is also not direct
It is blowed against the fresh-keeping article in freezer 1, it can be to avoid air-drying fresh-keeping article, and the air-flow velocity in freezer 1 is smaller,
It can be further reduced the air-dried degree of fresh-keeping article in freezer 1, improve the fresh-keeping effect of food.
As shown in Figure 1, each air duct 3a extends along the length direction of freezer 1, and each air pushing hole 3b is along right in the present embodiment
The length direction of air duct 3a is answered to be distributed, width direction of each air duct 3a along freezer 1 is uniformly distributed.In the structure, it can make to make
The cold air that device for cooling generates is distributed in everywhere in first inner chamber 1a with being uniformly dispersed, and further makes temperature everywhere in freezer 1
It is more uniform.
As shown in Figure 1, the shape of each air pushing hole 3b is identical in the present embodiment, the adjacent air pushing hole 3b on same air duct 3a
The distance between be gradually reduced towards far from the direction of partition 2.It is got at a distance from partition 2, air quantity is fewer, and wind speed is smaller.Air pushing hole 3b
Closer apart from partition 2, air pushing hole 3b is distributed more sparse, and air pushing hole 3b is remoter with a distance from partition 2, and air pushing hole 3b is distributed more
Intensively, which can guarantee that the air output in each region in freezer 1 is more uniform, balance the air-supply pressure difference of the front and back end air duct 3a.
As shown in Fig. 2, the side of partition 2 and the inner wall of freezer 1 fit, the top of partition 2 and freezer in the present embodiment
1 top fits, and the bottom of partition 2 is fixedly connected with an end of bottom plate 3.
As shown in Fig. 2, refrigerating plant includes blower 5 and evaporator 6 in the present embodiment, evaporator 6 is mounted on blower 5
Lower section, blower 5 are arranged at return air inlet 2a.Blower 5 is formed cold for generating air-flow, evaporator 6 for cooling down to air-flow
Wind.
As shown in figure 3, being provided with grid at return air inlet 2a in the present embodiment.
As shown in Fig. 2, the bottom of second inner chamber 4 is provided with deflector 7, and deflector 7 is arc-shaped in the present embodiment, lead
Flowing plate 7 is opposite with the air intake vent of each air duct 3a.In the structure, deflector 7 plays guide functions, can be by air-flow preferably water conservancy diversion
Into air duct 3a, and it is more smooth so that airflow is got up.
As shown in Fig. 2, the bottom of second inner chamber 4 offers drainage hole 8 in the present embodiment, drainage hole 8 can be with exterior tube
Road is connected.Defrosted water can be discharged outside freezer 1 for drainage hole 8.
As shown in Fig. 2, drainage hole 8 is located at the lower section of blower 5 in the present embodiment, the week edge of drainage hole 8 is obliquely installed.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (9)
1. a kind of pressure difference increasing enthalpy refrigeration system, which is characterized in that the refrigeration system includes partition (2) and bottom plate (3), it is described every
Plate (2) and bottom plate (3) are respectively positioned in freezer (1), and the freezer (1) has first inner chamber (1a), and the partition (2) is along freezer
(1) short transverse setting, the bottom plate (3) are located at the top of freezer (1) bottom surface, the inner wall of the partition (2) and freezer (1)
It encloses second inner chamber (4), refrigerating plant is provided in the second inner chamber (4), offered at the top of the partition (2) and institute
The return air inlet (2a) that second inner chamber (4) is connected is stated, is offered several air ducts (3a) on the bottom plate (3), each air duct (3a) is equal
It is connected with the second inner chamber (4), is offered several air pushing holes (3b) on the inner wall of each air duct (3a), each air pushing hole (3b)
It is connected with the first inner chamber (1a).
2. a kind of pressure difference increasing enthalpy refrigeration system according to claim 1, which is characterized in that each air duct (3a) is along described cold
The length direction in library (1) extends, and each air pushing hole (3b) is along the length direction distribution of corresponding air duct (3a), the equal edge of each air duct (3a)
The width direction of the freezer (1) is uniformly distributed.
3. a kind of pressure difference increasing enthalpy refrigeration system according to claim 2, which is characterized in that the shape phase of each air pushing hole (3b)
Together, the distance between adjacent air pushing hole (3b) on same air duct (3a) is gradually reduced towards the direction far from partition (2).
4. a kind of pressure difference increasing enthalpy refrigeration system according to claim 1-3, which is characterized in that the partition (2)
Side and the inner wall of freezer (1) fit, fit at the top of the top and freezer (1) of partition (2), the bottom of partition (2)
It is fixedly connected with an end of bottom plate (3).
5. a kind of pressure difference increasing enthalpy refrigeration system according to claim 1, which is characterized in that the refrigerating plant includes blower
(5) and evaporator (6), the evaporator (6) are mounted on the lower section of blower (5), and the blower (5) is arranged at return air inlet (2a)
Place.
6. a kind of pressure difference increasing enthalpy refrigeration system according to claim 1, which is characterized in that be arranged at the return air inlet (2a)
There is grid.
7. a kind of pressure difference increasing enthalpy refrigeration system according to claim 1, which is characterized in that the second inner chamber (4)
Bottom is provided with deflector (7), and the deflector (7) is arc-shaped, and deflector (7) is opposite with the air intake vent of each air duct (3a).
8. a kind of pressure difference increasing enthalpy refrigeration system according to claim 1, which is characterized in that the bottom of the second inner chamber (4)
Portion offers drainage hole (8), and the drainage hole (8) can be connected with external pipe.
9. a kind of pressure difference increasing enthalpy refrigeration system according to claim 1, which is characterized in that the drainage hole (8) is located at institute
The lower section of blower (5) is stated, the week edge of the drainage hole (8) is obliquely installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810941391.5A CN108826800A (en) | 2018-08-17 | 2018-08-17 | A kind of pressure difference increasing enthalpy refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810941391.5A CN108826800A (en) | 2018-08-17 | 2018-08-17 | A kind of pressure difference increasing enthalpy refrigeration system |
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| Publication Number | Publication Date |
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| CN108826800A true CN108826800A (en) | 2018-11-16 |
Family
ID=64150266
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810941391.5A Pending CN108826800A (en) | 2018-08-17 | 2018-08-17 | A kind of pressure difference increasing enthalpy refrigeration system |
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| Country | Link |
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| CN (1) | CN108826800A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520195A (en) * | 2018-12-25 | 2019-03-26 | 上海朗绿建筑科技股份有限公司 | Parallel blast type food refrigerator and its design method |
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2018
- 2018-08-17 CN CN201810941391.5A patent/CN108826800A/en active Pending
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