CN106403462A - Novel pore plate of up-down impact type instant freezer - Google Patents
Novel pore plate of up-down impact type instant freezer Download PDFInfo
- Publication number
- CN106403462A CN106403462A CN201611038638.XA CN201611038638A CN106403462A CN 106403462 A CN106403462 A CN 106403462A CN 201611038638 A CN201611038638 A CN 201611038638A CN 106403462 A CN106403462 A CN 106403462A
- Authority
- CN
- China
- Prior art keywords
- orifice plate
- plate
- plate face
- orifice
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011148 porous material Substances 0.000 title abstract 16
- 238000007710 freezing Methods 0.000 claims abstract description 36
- 230000008014 freezing Effects 0.000 claims abstract description 34
- 238000005422 blasting Methods 0.000 claims description 32
- 238000001035 drying Methods 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 238000004080 punching Methods 0.000 claims 1
- 235000013305 food Nutrition 0.000 abstract description 10
- 238000007664 blowing Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013410 fast food Nutrition 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly 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
- 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
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 invention discloses a novel pore plate of an up-down impact type instant freezer. The novel pore plate comprises a first air return channel, a second air return channel, a pore plate opening, a mesh belt, an upper side impact pore plate board, a lower side impact pore plate board, a first side air-blowing pore plate board, a first positive air-blowing pore plate board, a second side air-blowing pore plate board and a second positive air-blowing pore plate board. The novel pore plate of the up-down impact type instant freezer disclosed by the invention is characterized in that an upper pore plate and a lower pore plate adopt non-straight pore plate board structures; and air return structures are arranged at the two sides of the pore plate. The novel pore plate effectively strengthens forced convection heat exchange between cold air and food, shortens food freezing time, improves the working efficiency of the up-down impact type instant freezer, and provides beneficial conditions for increasing unit time yield of the instant freezer.
Description
Technical field
The invention belongs to fast food freezing field, it is related to a kind of new upper and lower impact type quick freezing machine orifice plate, more particularly, to a kind of
Improve the AND DEWATERING FOR ORIFICE STRUCTURE of instant freezer yield in unit time.
Background technology
Impact type quick freezing machine orifice plate, as a kind of device improving instant freezer cold air effluxvelocity, is being eaten in recent years up and down
Conduct industry has obtained widely applying, but the design not too big breakthrough to orifice plate structure itself, the impact up and down of routine
Formula instant freezer orifice plate is all straight AND DEWATERING FOR ORIFICE STRUCTURE, and air return method is also all return air on the downside of orifice plate, this only only upper and lower
The AND DEWATERING FOR ORIFICE STRUCTURE of both direction impact, makes upper and lower impact type quick freezing machine rate of temperature fall need to be improved, and air return method makes speed
The space availability ratio of jelly machine system reduces, and leads to the economy of instant freezer can not be effectively improved.At present, on by changing
Lower impact type quick freezing machine AND DEWATERING FOR ORIFICE STRUCTURE and air return method, effectively improve the research of instant freezer work efficiency and space availability ratio not yet
Find.Therefore, related research also needs to the unremitting effort of various countries' researcher.
Content of the invention
The present invention is directed to the defect of existing upper and lower impact type quick-freezing AND DEWATERING FOR ORIFICE STRUCTURE, proposes a kind of new upper and lower impact type quick-freezing
Machine orifice plate.
When technical scheme includes designing new upper and lower impact type quick freezing machine AND DEWATERING FOR ORIFICE STRUCTURE, reduction food freezing
Between, improve the measure such as instant freezer work efficiency and space availability ratio.Specific technical scheme is：
New upper and lower impact type quick freezing machine orifice plate includes the first return air channel, the second return air channel, orifice plate perforate, guipure, Shang Chong
Hit orifice plate plate face, lower impact orifice plate plate face, the first cross air blasting orifice plate plate face, first just drying orifice plate plate face, the second side-blown air holes
Plate plate face, second just drying orifice plate plate face；Impact type quick freezing machine AND DEWATERING FOR ORIFICE STRUCTURE is characterised by up and down：Upper impact orifice plate plate face, under
Impact orifice plate plate face is non-straight orifice plate plate face；First cross air blasting orifice plate plate face, first just drying orifice plate plate face, the second cross air blasting
Orifice plate plate face, the second orifice plate plate face of just drying are wide 80mm, the rectangle plate face of long N, and each orifice plate plate face is distributed two row radiuses
For 4-6mm, pitch of holes is the orifice plate perforate of 30-50mm, and two row orifice plate perforates are symmetrically distributed in orifice surface center line both sides；The
Side blowing orifice plate plate face and first angle between orifice plate plate face of just drying is θ, and the first cross air blasting orifice plate plate face and the second side
Blowing orifice plate plate face is symmetric with the first midline vertical plane just drying orifice plate plate face for the plane of symmetry；AND DEWATERING FOR ORIFICE STRUCTURE is by first
Cross air blasting orifice plate plate face, first just drying orifice plate plate face, the second cross air blasting orifice plate plate face, second just drying orifice plate plate face periodically
It is unified overall that circulation is formed by connecting；Upper impact orifice plate plate face is identical with lower impact orifice plate board face structure；Upper impact orifice plate plate face
The first square impact orifice plate plate face of drying just the first of lower impact orifice plate plate face is just being dried orifice plate plate face；Upper impact orifice plate plate face with
Between lower impact orifice plate plate face, distance is H；Guipure is located in the middle of upper impact orifice plate plate face and lower impact orifice plate plate face；First return air
Passage with the cross section of the second return air channel is：Long 500mm, the rectangle of wide W, the first return air channel is a height of with the second return air channel
200mm；Spacing between the adjacent return air channel of homonymy is 200mm.
Orifice plate width N and guipure width N1Between relation be：N=N1+20mm.
First cross air blasting orifice plate plate face and first just drying between orifice plate plate face angle theta according to upper impact orifice plate plate face with
Determine apart from H between impact orifice plate plate face, unit：Mm, between the two relation be：θ=π-2arctan（20/H）.
Cross-sectional width W of the first return air channel and the second return air channel is according to upper impact orifice plate plate face and lower impact orifice plate
Determine apart from H between plate face, unit：Mm, between the two relation be：W=H-80sin（2arctan（20/H））.
Orifice plate perforate radius is 5.5mm, and pitch of holes is 40mm.
New upper and lower impact type quick freezing machine orifice plate adopts stainless steel material.
The new upper and lower impact type quick freezing machine orifice plate of one kind of the present invention；This kind of new upper and lower impact type quick freezing machine orifice plate
Effectively enhance the heat convection between cold air and food, shorten Prediction of Freezing Time of Foods, improve upper and lower impact type speed
Freeze the work efficiency of device, provide advantage for improving instant freezer yield in unit time.
Brief description
Fig. 1 is a kind of schematic three dimensional views of new upper and lower impact type quick freezing machine orifice plate of the present invention；
Fig. 2 is a kind of three-dimensional side view of new upper and lower impact type quick freezing machine orifice plate of the present invention；
Fig. 3 is a kind of three-dimensional side view of new upper and lower impact type quick freezing machine orifice plate of the present invention；
In Fig. 1, the 1, first return air channel；2nd, the second return air channel；3rd, orifice plate perforate；4th, guipure；5th, upper impact orifice plate；6th, undershoot
Hit orifice plate；
In Fig. 2, the 1, first return air channel；2nd, the second return air channel；3rd, orifice plate perforate；4th, guipure；5th, upper impact orifice plate；6th, undershoot
Hit orifice plate；
In Fig. 3, the 7, first cross air blasting orifice plate plate face；8th, first just drying orifice plate plate face；9th, the second cross air blasting orifice plate plate face；10、
Second is just drying orifice plate plate face.
Specific embodiment
Operating process for making the present invention realize is easy to understand with creation characteristic, with reference to specific embodiment,
The present invention is expanded on further.
New upper and lower impact type quick freezing machine orifice plate includes the first return air channel 1, the second return air channel 2, orifice plate perforate 3, net
Band 4, upper impact orifice plate plate face 5, lower impact orifice plate plate face 6, the first cross air blasting orifice plate plate face 7, first just drying orifice plate plate face 8,
Second cross air blasting orifice plate plate face 9, second is just being dried orifice plate plate face 10；Impact type quick freezing machine AND DEWATERING FOR ORIFICE STRUCTURE is characterised by up and down：On
Impact orifice plate plate face 5, lower impact orifice plate plate face 6 are non-straight orifice plate plate face；First cross air blasting orifice plate plate face 7, first is just dried
Orifice plate plate face 8, the second cross air blasting orifice plate plate face 9, second just drying orifice plate plate face 10 be all distributed two row radiuses be 5mm, pitch of holes
Orifice plate perforate 3 for 40mm, and two row orifice plate perforates 3 are symmetrically distributed in orifice surface center line both sides；First cross air blasting orifice plate plate
Face 7 and first angle between orifice plate plate face 8 of just drying is θ, and the first cross air blasting orifice plate plate face 7 and the second cross air blasting orifice plate plate face
9 are symmetric with the first midline vertical plane just drying orifice plate plate face 8 for the plane of symmetry；AND DEWATERING FOR ORIFICE STRUCTURE is by the first cross air blasting orifice plate
Just drying orifice plate plate face 8, the second cross air blasting orifice plate plate face 9, second of plate face 7, first is just being dried orifice plate plate face 10 periodic cycle
Be formed by connecting is unified overall；Upper impact orifice plate plate face 5 is identical with lower impact orifice plate plate face 6 structure；Upper impact orifice plate plate face 5
First orifice plate plate face 8 of just drying just just is being dried orifice plate plate face 8 to the first of lower impact orifice plate plate face 6；Upper impact orifice plate plate face 5 with
Between lower impact orifice plate plate face 6, distance is H；Guipure 4 is located at upper impact orifice plate plate face 5 and is impacted in the middle of orifice plate plate face 6 with lower；First
Return air channel 1 with the cross section of the second return air channel 2 is：Long 500mm, the rectangle of wide W, the first return air channel 1 and the second return air
The a height of 200mm of passage 2；Spacing between the adjacent return air channel of homonymy is 200mm.
Orifice plate width N and guipure width N1Between relation be：N=N1+20mm.In this example, guipure width is N1=
1200mm, therefore, orifice plate width is defined as：N=N1+20mm=1220mm.
Just drying orifice plate plate face 8, the second cross air blasting orifice plate plate face 9, second of first cross air blasting orifice plate plate face 7, first is just blown
Air holes plate plate face 10 is wide 80mm, the rectangle plate face of long 1220mm.
First cross air blasting orifice plate plate face 7 and first is just drying between orifice plate plate face 8 angle theta according to upper impact orifice plate plate face 5
Determine apart from H and lower impact orifice plate plate face 6 between, unit：Mm, between the two relation be：θ=2arctan（20/H）.In this example,
H=150mm, therefore, the first cross air blasting orifice plate plate face 7 and first is just being dried angle theta between orifice plate plate face 8=π -2arctan（20/
H）=π-2arctan（20/150）=165°.
Cross-sectional width W of the first return air channel 1 and the second return air channel 2 is according to upper impact orifice plate plate face 5 and lower impact
Determine apart from H between orifice plate plate face 6, unit：Mm, between the two relation be：W=H-80sin（2arctan（20/H））.This example
In, H=150mm, therefore, cross-sectional width W=H-80sin of the first return air channel 1 and the second return air channel 2（2arctan（20/
H））=150-80sin（2arctan（20/150））=130mm.
Orifice plate perforate 3 radius is 5.5mm, and pitch of holes is 40mm.
New upper and lower impact type quick freezing machine orifice plate adopts stainless steel material.
High pressure in instant freezer plenum chamber, sub-cooled air, discharge pressure initiation by the perforate between upper orifice plate
High velocity air, because the adjacent orifice plate of homonymy is not in same plane, makes the high velocity air jet direction being formed between orifice plate by originally putting down
The both direction up and down that straight hole plate is formed is changed into six direction, effectively improves food side convection current during food freezing
The coefficient of heat transfer is low, the slow problem of cooling rate；By CFD software, present configuration is simulated, result shows：The present invention is new
Type instant freezer orifice plate can efficiently reduce Prediction of Freezing Time of Foods.
The new upper and lower impact type quick freezing machine orifice plate of one kind of the present invention；This kind of upper and lower impact type quick freezing machine orifice plate is effective
Enhance forced-convection heat transfer between cold air and food, shorten Prediction of Freezing Time of Foods, improve upper and lower impact type speed
Freeze the work efficiency of device.
Claims (6)
1. a kind of new upper and lower impact type quick freezing machine orifice plate it is characterised in that：New upper and lower impact type quick freezing machine orifice plate includes
One return air channel（1）, the second return air channel（2）, orifice plate perforate（3）, guipure（4）, upper impact orifice plate plate face（5）, lower impact opening
Plate plate face（6）, the first cross air blasting orifice plate plate face（7）, first just drying orifice plate plate face（8）, the second cross air blasting orifice plate plate face（9）、
Second is just drying orifice plate plate face（10）；Impact type quick freezing machine AND DEWATERING FOR ORIFICE STRUCTURE is characterised by up and down：Upper impact orifice plate plate face（5）, under
Impact orifice plate plate face（6）For non-straight orifice plate plate face；First cross air blasting orifice plate plate face（7）, first just drying orifice plate plate face（8）、
Second cross air blasting orifice plate plate face（9）, second just drying orifice plate plate face（10）It is wide 80mm, the rectangle plate face of long N, each orifice plate
It is 4-6mm that plate face is distributed two row radiuses, and pitch of holes is the orifice plate perforate of 30-50mm（3）, and two row orifice plate perforates（3）Symmetrical point
Cloth is in orifice surface center line both sides；First cross air blasting orifice plate plate face（7）Just drying orifice plate plate face with first（8）Between angle be θ,
And the first cross air blasting orifice plate plate face（7）With the second cross air blasting orifice plate plate face（9）Just drying orifice plate plate face with first（8）Center line hang down
Face directly and be symmetric for the plane of symmetry；AND DEWATERING FOR ORIFICE STRUCTURE is by the first cross air blasting orifice plate plate face（7）, first just drying orifice plate plate face（8）、
Second cross air blasting orifice plate plate face（9）, second just drying orifice plate plate face（10）It is unified overall that periodic cycle is formed by connecting；Upper punching
Hit orifice plate plate face（5）With lower impact orifice plate plate face（6）Structure is identical；Upper impact orifice plate plate face（5）First just drying orifice plate plate
Face（8）Just to lower impact orifice plate plate face（6）First just drying orifice plate plate face（8）；Upper impact orifice plate plate face（5）With lower impact opening
Plate plate face（6）Between distance be H；Guipure（4）Positioned at upper impact orifice plate plate face（5）With lower impact orifice plate plate face（6）Middle；First
Return air channel（1）With the second return air channel（2）Cross section be：Long 500mm, the rectangle of wide W, the first return air channel（1）With
Two return air channels（2）A height of 200mm；Spacing between the adjacent return air channel of homonymy is 200mm.
2. the new upper and lower impact type quick freezing machine orifice plate of one kind as claimed in claim 1 it is characterised in that：Orifice plate width N and net
Bandwidth N1Between relation be：N=N1+20mm.
3. the new upper and lower impact type quick freezing machine orifice plate of one kind as claimed in claim 1 it is characterised in that：First cross air blasting orifice plate
Plate face（7）Just drying orifice plate plate face with first（8）Between angle theta according to upper impact orifice plate plate face（5）With lower impact orifice plate plate face
（6）Between apart from H determine, unit：Mm, between the two relation be：θ=π-2arctan（20/H）.
4. the new upper and lower impact type quick freezing machine orifice plate of one kind as claimed in claim 1 it is characterised in that：First return air channel
（1）With the second return air channel（2）Cross-sectional width W according to upper impact orifice plate plate face（5）With lower impact orifice plate plate face（6）Between
Determine apart from H, unit：Mm, between the two relation be：W=H-80sin（2arctan（20/H））.
5. the new upper and lower impact type quick freezing machine orifice plate of one kind as claimed in claim 1 it is characterised in that：Orifice plate perforate（3）Half
Footpath is 5.5mm, and pitch of holes is 40mm.
6. the new upper and lower impact type quick freezing machine orifice plate of one kind as claimed in claim 1 it is characterised in that：New upper and lower impact type
Instant freezer orifice plate adopts stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611038638.XA CN106403462A (en) | 2016-11-23 | 2016-11-23 | Novel pore plate of up-down impact type instant freezer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611038638.XA CN106403462A (en) | 2016-11-23 | 2016-11-23 | Novel pore plate of up-down impact type instant freezer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106403462A true CN106403462A (en) | 2017-02-15 |
Family
ID=58082037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611038638.XA Pending CN106403462A (en) | 2016-11-23 | 2016-11-23 | Novel pore plate of up-down impact type instant freezer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106403462A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000174429A (en) * | 1998-12-08 | 2000-06-23 | Nihon Dennetsu Keiki Co Ltd | Reflow soldering equipment |
| JP2000297331A (en) * | 1999-04-12 | 2000-10-24 | Nippon Steel Corp | Gas jet cooling device |
| CN1685184A (en) * | 2002-08-20 | 2005-10-19 | 波克股份有限公司 | Flow enhanced tunnel freezer |
| CN102353209A (en) * | 2011-11-03 | 2012-02-15 | 福建雪人股份有限公司 | Flat-type efficient plate and strip instant freezer |
| CN206300404U (en) * | 2016-11-23 | 2017-07-04 | 上海海洋大学 | A kind of upper and lower impact type quick freezing machine AND DEWATERING FOR ORIFICE STRUCTURE |
-
2016
- 2016-11-23 CN CN201611038638.XA patent/CN106403462A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000174429A (en) * | 1998-12-08 | 2000-06-23 | Nihon Dennetsu Keiki Co Ltd | Reflow soldering equipment |
| JP2000297331A (en) * | 1999-04-12 | 2000-10-24 | Nippon Steel Corp | Gas jet cooling device |
| CN1685184A (en) * | 2002-08-20 | 2005-10-19 | 波克股份有限公司 | Flow enhanced tunnel freezer |
| CN102353209A (en) * | 2011-11-03 | 2012-02-15 | 福建雪人股份有限公司 | Flat-type efficient plate and strip instant freezer |
| CN206300404U (en) * | 2016-11-23 | 2017-07-04 | 上海海洋大学 | A kind of upper and lower impact type quick freezing machine AND DEWATERING FOR ORIFICE STRUCTURE |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20170215 |