CN209381120U - A kind of Outputting Pre-cooling Concrete production aggregate air cooling system - Google Patents
A kind of Outputting Pre-cooling Concrete production aggregate air cooling system Download PDFInfo
- Publication number
- CN209381120U CN209381120U CN201821531175.5U CN201821531175U CN209381120U CN 209381120 U CN209381120 U CN 209381120U CN 201821531175 U CN201821531175 U CN 201821531175U CN 209381120 U CN209381120 U CN 209381120U
- Authority
- CN
- China
- Prior art keywords
- aerial cooler
- cooling system
- refrigerating plant
- air cooling
- storage device
- 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.)
- Active
Links
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a kind of Outputting Pre-cooling Concretes to produce aggregate air cooling system, including gravelstone air cooling system, middle stone air cooling system, great Shi air cooling system and especially big stone air cooling system, gravelstone air cooling system includes gravelstone feed bin, first aerial cooler and the first refrigerating plant, first refrigerating plant is connected with the first aerial cooler, middle stone air cooling system includes middle building stones storehouse, second aerial cooler and the second refrigerating plant, second refrigerating plant is connected with the second aerial cooler, great Shi air cooling system includes big building stones storehouse, third aerial cooler and third refrigerating plant, third refrigerating plant is connected with third aerial cooler, especially big stone air cooling system includes especially big building stones storehouse, 4th aerial cooler and the 4th refrigerating plant, 4th refrigerating plant is connected with the 4th aerial cooler, first refrigerating plant, second refrigerating plant, third refrigeration dress Set it is mutually indepedent with the compressor of the 4th refrigerating plant, have many advantages, such as it is simple and reliable for structure, convenient for control, precooling effect it is good.
Description
Technical field
The utility model relates to a kind of Outputting Pre-cooling Concrete process units more particularly to a kind of Outputting Pre-cooling Concrete to produce aggregate wind
Cooling system.
Background technique
In the Outputting Pre-cooling Concrete production air-cooled technology of aggregate, according to the of different sizes of aggregate, it usually needs setting small building stones
Storehouse, middle building stones storehouse, big building stones storehouse and especially big feed bin, in the prior art, gravelstone feed bin, middle building stones storehouse, big building stones storehouse and especially big material
The air cooling system in storehouse is to merge, the reason is that the refrigeration depth of the air-cooled technology of aggregate is limited in that gravelstone temperature, due to gravelstone
Moisture content is higher, and particulate interspaces are small, and windage is big, and cold wind temperature is too low easily to freeze storehouse, causes concrete production to be interrupted, influences engineering
Progress, in addition, there is also a degree of jelly storehouse phenomenons for middle stone, but probability is low compared with gravelstone, great Shi, especially big stone because water content it is low,
Particulate interspaces are big, and windage is small, are not likely to produce and freeze storehouse phenomenon, and cold wind temperature is mainly determined by evaporating temperature, design evaporation temperature
Degree is the lowest limit temperature of gravelstone air cooling system evaporating temperature, it is clear that the lowest limit temperature cannot achieve middle building stones storehouse, big
Building stones storehouse and especially big feed bin all have optimal wind chill temperatures, that is, reduce middle building stones storehouse, big building stones storehouse and especially big feed bin
Cooling efficiency.
Utility model content
The technical problems to be solved in the utility model be overcome the deficiencies of the prior art and provide it is a kind of it is simple and reliable for structure,
Aggregate air cooling system is produced convenient for the good Outputting Pre-cooling Concrete of control, precooling effect.
In order to solve the above technical problems, the utility model uses following technical scheme:
A kind of Outputting Pre-cooling Concrete production aggregate air cooling system, including gravelstone air cooling system, middle stone air cooling system, great Shi are air-cooled
System and especially big stone air cooling system, the gravelstone air cooling system include gravelstone feed bin, the first aerial cooler and the first refrigeration dress
It sets, first aerial cooler is connected with the gravelstone feed bin, first refrigerating plant and first aerial cooler
It is connected, the middle stone air cooling system includes middle building stones storehouse, the second aerial cooler and the second refrigerating plant, and second air is cold
But device is connected with the middle building stones storehouse, and second refrigerating plant is connected with second aerial cooler, and the great Shi is air-cooled
System includes big building stones storehouse, third aerial cooler and third refrigerating plant, the third aerial cooler and the big building stones
Storehouse is connected, and the third refrigerating plant is connected with the third aerial cooler, and the especially big stone air cooling system includes especially big stone
Feed bin, the 4th aerial cooler and the 4th refrigerating plant, the 4th aerial cooler is connected with the especially big building stones storehouse, described
4th refrigerating plant is connected with the 4th aerial cooler, first refrigerating plant, the second refrigerating plant, third refrigeration dress
It sets mutually indepedent with the compressor of the 4th refrigerating plant.
As a further improvement of the above technical scheme:
First refrigerating plant includes the first low pressure recycle liquid storage device, the first compressor, the first condenser, the first high pressure
Liquid storage device, first throttle valve and the first refrigerated medium pump, first compressor, the first condenser, the first high-pressure reservoir, first
Throttle valve is sequentially communicated with pipeline, and the outlet end of the entrance of first compressor, first throttle valve is low with described first
Pressure circulation liquid storage device connection, the outlet of first aerial cooler is connected to the first low pressure recycle liquid storage device, and described the
The entrance of one aerial cooler is connected to by the first refrigerated medium pump with the first low pressure recycle liquid storage device.
Second refrigerating plant includes the second low pressure recycle liquid storage device, the second compressor, the second condenser, the second high pressure
Liquid storage device, second throttle and second refrigerant pump, second compressor, the second condenser, the second high-pressure reservoir, second
Throttle valve is sequentially communicated with pipeline, and the outlet end of the entrance of second compressor, second throttle is low with described second
Pressure circulation liquid storage device connection, the outlet of second aerial cooler is connected to the second low pressure recycle liquid storage device, and described the
The entrance of two aerial coolers is pumped by second refrigerant and is connected to the second low pressure recycle liquid storage device.
The third refrigerating plant includes third low pressure recycle liquid storage device, third compressor, third condenser, third high pressure
Liquid storage device, third throttle valve and third refrigerated medium pump, the third compressor, third condenser, third high-pressure reservoir, third
Throttle valve is sequentially communicated with pipeline, and the outlet end of the entrance of the third compressor, third throttle valve is low with the third
Pressure circulation liquid storage device connection, the outlet of the third aerial cooler is connected to the third low pressure recycle liquid storage device, and described the
The entrance of three aerial coolers is connected to by third refrigerated medium pump with the third low pressure recycle liquid storage device.
4th refrigerating plant includes the 4th low pressure recycle liquid storage device, the 4th compressor, the 4th condenser, the 4th high pressure
Liquid storage device, the 4th throttle valve and the 4th refrigerated medium pump, the 4th compressor, the 4th condenser, the 4th high-pressure reservoir, the 4th
Throttle valve is sequentially communicated with pipeline, and the entrance of the 4th compressor, the outlet end of the 4th throttle valve are low with the described 4th
Pressure circulation liquid storage device connection, the outlet of the 4th aerial cooler is connected to the 4th low pressure recycle liquid storage device, and described the
The entrance of four aerial coolers is connected to by the 4th refrigerated medium pump with the 4th low pressure recycle liquid storage device.
First condenser, the second condenser, third condenser and the setting of the 4th condenser are an integral structure.
First high-pressure reservoir, the second high-pressure reservoir, third high-pressure reservoir and the setting of the 4th high-pressure reservoir
It is an integral structure.
On the pipeline that the gravelstone feed bin is connected with first aerial cooler, the middle building stones storehouse and the second air it is cold
But on the connected pipeline of device, on the pipeline that the big building stones storehouse is connected with third aerial cooler, the especially big building stones storehouse and the
Blower is equipped on the connected pipeline of four aerial coolers.
Compared with the prior art, the advantages of the utility model are:
The utility model Outputting Pre-cooling Concrete production aggregate air cooling system include gravelstone air cooling system, middle stone air cooling system,
Great Shi air cooling system and especially big stone air cooling system, gravelstone air cooling system include gravelstone feed bin, the first aerial cooler and the first system
Device for cooling, the first aerial cooler are connected with gravelstone feed bin, and the first refrigerating plant is connected with the first aerial cooler, middle Shi Fengleng
System includes middle building stones storehouse, the second aerial cooler and the second refrigerating plant, and the second aerial cooler is connected with middle building stones storehouse, the
Two refrigerating plants are connected with the second aerial cooler, and great Shi air cooling system includes big building stones storehouse, third aerial cooler and third
Refrigerating plant, third aerial cooler are connected with big building stones storehouse, and third refrigerating plant is connected with third aerial cooler, especially big stone
Air cooling system includes especially big building stones storehouse, the 4th aerial cooler and the 4th refrigerating plant, the 4th aerial cooler and especially big building stones
Storehouse is connected, and the 4th refrigerating plant is connected with the 4th aerial cooler, i.e., to gravelstone feed bin, middle building stones storehouse, big building stones storehouse and especially big
It is mutually indepedent that building stones storehouse carries out air-cooled each air cooling system, so as to gravelstone feed bin, middle building stones storehouse, big building stones storehouse and especially big stone
The drop temperature of feed bin is respectively controlled, and under the premise of guaranteeing that gravelstone feed bin does not freeze storehouse, greatly reduces middle building stones storehouse, great Shi
Feed bin, especially big building stones storehouse aggregate export temperature, broken the limitation of export minimum temperature in the production of existing Outputting Pre-cooling Concrete, greatly
Width improves the precooling effect of aggregate, the first refrigerating plant, the second refrigerating plant, third refrigerating plant and the 4th refrigeration
The compressor of device is mutually indepedent, convenient for control, simplifies operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model Outputting Pre-cooling Concrete production aggregate air cooling system.
Each label indicates in figure:
1, gravelstone feed bin；2, middle building stones storehouse；3, big building stones storehouse；4, especially big building stones storehouse；51, the first aerial cooler；52,
Two aerial coolers；53, third aerial cooler；54, the 4th aerial cooler；61, the first refrigerating plant；611, the first compression
Machine；612, the first condenser；613, the first low pressure recycle liquid storage device；614, the first refrigerated medium pump；615, first throttle valve；616,
First high-pressure reservoir；62, the second refrigerating plant；621, the second compressor；622, the second condenser；623, the second low pressure recycle
Liquid storage device；624, second refrigerant pumps；625, second throttle；626, the second high-pressure reservoir；63, third refrigerating plant；
631, third compressor；632, third condenser；633, third low pressure recycle liquid storage device；634, third refrigerated medium pump；635,
Three throttle valves；636, third high-pressure reservoir；64, the 4th refrigerating plant；641, the 4th compressor；642, the 4th condenser；
643, the 4th low pressure recycle liquid storage device；644, the 4th refrigerated medium pump；645, the 4th throttle valve；646, the 4th high-pressure reservoir；7,
Pressure-regulating valve；8, check-valves；9, blower.
Specific embodiment
The utility model is described in further details below with reference to Figure of description and specific embodiment.
Fig. 1 shows a kind of embodiment of the utility model Outputting Pre-cooling Concrete production aggregate air cooling system, the pre-cooling coagulation
Autochthonal production aggregate air cooling system includes gravelstone air cooling system, middle stone air cooling system, great Shi air cooling system and especially big stone air cooling system,
Gravelstone air cooling system includes gravelstone feed bin 1, the first aerial cooler 51 and the first refrigerating plant 61, the first aerial cooler 51 with
Gravelstone feed bin 1 be connected, the first refrigerating plant 61 is connected with the first aerial cooler 51, middle stone air cooling system include middle building stones storehouse 2,
Second aerial cooler 52 and the second refrigerating plant 62, the second aerial cooler 52 are connected with middle building stones storehouse 2, the second refrigerating plant
62 are connected with the second aerial cooler 52, and great Shi air cooling system includes big building stones storehouse 3, third aerial cooler 53 and third refrigeration
Device 63, third aerial cooler 53 are connected with big building stones storehouse 3, and third refrigerating plant 63 is connected with third aerial cooler 53,
Especially big stone air cooling system includes especially big building stones storehouse 4, the 4th aerial cooler 54 and the 4th refrigerating plant 64, the 4th aerial cooler
54 are connected with especially big building stones storehouse 4, and the 4th refrigerating plant 64 is connected with the 4th aerial cooler 54, the first refrigerating plant 61, second
The compressor of refrigerating plant 62, third refrigerating plant 63 and the 4th refrigerating plant 64 is mutually indepedent, i.e., to gravelstone feed bin 1, middle stone
It is mutually indepedent that feed bin 2, big building stones storehouse 3 and especially big building stones storehouse 4 carry out air-cooled each air cooling system, so as to gravelstone feed bin 1, in
The drop temperature in building stones storehouse 2, big building stones storehouse 3 and especially big building stones storehouse 4 is precisely controlled respectively, is not frozen in guarantee gravelstone feed bin 1
Under the premise of storehouse, the aggregate export temperature in middle building stones storehouse 2, big building stones storehouse 3, especially big building stones storehouse 4 is greatly reduced, or is being guaranteed
Under the premise of storehouse is not frozen in gravelstone feed bin 1 and middle building stones storehouse 2, the aggregate export in big building stones storehouse 3 and especially big building stones storehouse 4 is greatly reduced
Temperature, it can the export temperature in middle building stones storehouse 2, big building stones storehouse 3, especially big building stones storehouse 4 is respectively set according to needs of production,
It under the premise of not occurring to freeze storehouse, minimizes the export temperature of each feed bin, has broken in existing Outputting Pre-cooling Concrete production
The limitation of export minimum temperature, greatly improved the precooling effect of aggregate, the first refrigerating plant, the second refrigerating plant,
The compressor of third refrigerating plant and the 4th refrigerating plant is mutually indepedent, convenient for control, simplifies operation.
In the present embodiment, the first refrigerating plant 61 includes the first low pressure recycle liquid storage device 613, the first compressor 611, first
Condenser 612, the first high-pressure reservoir 616, first throttle valve 615 and the first refrigerated medium pump 614, the first compressor 611, first
Condenser 612, the first high-pressure reservoir 616, first throttle valve 615 be sequentially communicated with pipeline, and the first compressor 611 enters
Mouthful, the outlet end of first throttle valve 615 be connected to the first low pressure recycle liquid storage device 613, the outlet of the first aerial cooler 51
It is connected to the first low pressure recycle liquid storage device 613, the entrance of the first aerial cooler 51 is low with first by the first refrigerated medium pump 614
Pressure circulation liquid storage device 613 is connected to.
In the present embodiment, the second refrigerating plant 62 includes the second low pressure recycle liquid storage device 623, the second compressor 621, second
Condenser 622, the second high-pressure reservoir 626, second throttle 625 and second refrigerant pump 624, the second compressor 621, second
Condenser 622, the second high-pressure reservoir 626, second throttle 625 be sequentially communicated with pipeline, and the second compressor 621 enters
Mouthful, the outlet end of second throttle 625 be connected to the second low pressure recycle liquid storage device 623, the outlet of the second aerial cooler 52
It is connected to the second low pressure recycle liquid storage device 623, the entrance of the second aerial cooler 52 is low with second by second refrigerant pump 624
Pressure circulation liquid storage device 623 is connected to.
In the present embodiment, third refrigerating plant 63 includes third low pressure recycle liquid storage device 633, third compressor 631, third
Condenser 632, third high-pressure reservoir 636, third throttle valve 635 and third refrigerated medium pump 634, third compressor 631, third
Condenser 632, third high-pressure reservoir 636, third throttle valve 635 be sequentially communicated with pipeline, and third compressor 631 enters
Mouthful, the outlet end of third throttle valve 635 be connected to third low pressure recycle liquid storage device 633, the outlet of third aerial cooler 53
It is connected to third low pressure recycle liquid storage device 633, the entrance of third aerial cooler 53 is low with third by third refrigerated medium pump 634
Pressure circulation liquid storage device 633 is connected to.
In the present embodiment, the 4th refrigerating plant 64 includes the 4th low pressure recycle liquid storage device 643, the 4th compressor the 641, the 4th
Condenser 642, the 4th high-pressure reservoir 646, the 4th throttle valve 645 and the 4th refrigerated medium pump 644, the 4th compressor the 641, the 4th
Condenser 642, the 4th high-pressure reservoir 646, the 4th throttle valve 645 be sequentially communicated with pipeline, and the 4th compressor 641 enters
Mouthful, the outlet end of the 4th throttle valve 645 be connected to the 4th low pressure recycle liquid storage device 643, the outlet of the 4th aerial cooler 54
It is connected to the 4th low pressure recycle liquid storage device 643, the entrance of the 4th aerial cooler 54 is low with the 4th by the 4th refrigerated medium pump 644
Pressure circulation liquid storage device 643 is connected to.
In the present embodiment, the first refrigerating plant 61, the second refrigerating plant 62, third refrigerating plant 63 and the 4th refrigerating plant
64 are all made of conventional refrigeration equipment, and equipment cost is low, good in economic efficiency, the first compressor 611, the second compressor 621, third
Compressor 631 and the 4th compressor 641 are mutually indepedent, control respectively, reduce operation difficulty.
In the present embodiment, the first condenser 612, the second condenser 622, third condenser 632 and the 4th condenser 642 are set
The formula that sets as one structure, the first high-pressure reservoir 616, the second high-pressure reservoir 626, third high-pressure reservoir 636 and the 4th are high
The pressure setting of liquid storage device 646 is an integral structure, i.e. the first refrigeration system 61 and 62 common condenser of the second refrigerating plant and high pressure
Liquid storage device, and can both ensure that energy between common condenser and high-pressure reservoir and the part pipeline of entrance and exit
Gravelstone feed bin 1, middle building stones storehouse 2, big building stones storehouse 3 and the drop temperature in especially big building stones storehouse 4 are controlled respectively, in turn simplify knot
Structure reduces energy loss, and reduces equipment cost.
In the present embodiment, on the pipeline that gravelstone feed bin 1 is connected with the first aerial cooler 51, middle building stones storehouse 2 and second empty
On the connected pipeline of Gas Cooler 52, on the pipeline that big building stones storehouse 3 is connected with third aerial cooler 53, especially big building stones storehouse 4 and
It is equipped with blower 9 on the connected pipeline of 4th aerial cooler 54, to improve the cooling efficiency to each feed bin.
Although the utility model has been disclosed with preferred embodiment as above, it is not intended to limit the utility model.It is any
Those skilled in the art, in the case where not departing from technical solutions of the utility model range, all using the disclosure above
Technology contents many possible changes and modifications are made to technical solutions of the utility model, or be revised as the equivalent of equivalent variations
Embodiment.Therefore, all contents without departing from technical solutions of the utility model, according to the utility model technical spirit to the above reality
Any simple modifications, equivalents, and modifications that example is done are applied, should all be fallen in the range of technical solutions of the utility model protection.
Claims (8)
1. a kind of Outputting Pre-cooling Concrete produces aggregate air cooling system, it is characterised in that: including gravelstone air cooling system, the air-cooled system of middle stone
System, great Shi air cooling system and especially big stone air cooling system, the gravelstone air cooling system include gravelstone feed bin (1), the cooling of the first air
Device (51) and the first refrigerating plant (61), first aerial cooler (51) are connected with the gravelstone feed bin (1), and described first
Refrigerating plant (61) is connected with first aerial cooler (51), and the middle stone air cooling system includes middle building stones storehouse (2), second
Aerial cooler (52) and the second refrigerating plant (62), second aerial cooler (52) are connected with the middle building stones storehouse (2),
Second refrigerating plant (62) is connected with second aerial cooler (52), and the great Shi air cooling system includes big building stones storehouse
(3), third aerial cooler (53) and third refrigerating plant (63), the third aerial cooler (53) and the big building stones storehouse
(3) it is connected, the third refrigerating plant (63) is connected with the third aerial cooler (53), the especially big stone air cooling system packet
Include especially big building stones storehouse (4), the 4th aerial cooler (54) and the 4th refrigerating plant (64), the 4th aerial cooler (54) with
The especially big building stones storehouse (4) is connected, and the 4th refrigerating plant (64) is connected with the 4th aerial cooler (54), and described the
The compressor phase of one refrigerating plant (61), the second refrigerating plant (62), third refrigerating plant (63) and the 4th refrigerating plant (64)
It is mutually independent.
2. Outputting Pre-cooling Concrete according to claim 1 produces aggregate air cooling system, it is characterised in that: the first refrigeration dress
Setting (61) includes the first low pressure recycle liquid storage device (613), the first compressor (611), the first condenser (612), the storage of the first high pressure
Liquid device (616), first throttle valve (615) and the first refrigerated medium pump (614), first compressor (611), the first condenser
(612), the first high-pressure reservoir (616), first throttle valve (615) are sequentially communicated with pipeline, and first compressor (611)
Entrance, first throttle valve (615) outlet end be connected to the first low pressure recycle liquid storage device (613), described first is empty
The outlet of Gas Cooler (51) is connected to the first low pressure recycle liquid storage device (613), first aerial cooler (51)
Entrance is connected to by the first refrigerated medium pump (614) with the first low pressure recycle liquid storage device (613).
3. Outputting Pre-cooling Concrete according to claim 2 produces aggregate air cooling system, it is characterised in that: the second refrigeration dress
Setting (62) includes the second low pressure recycle liquid storage device (623), the second compressor (621), the second condenser (622), the storage of the second high pressure
Liquid device (626), second throttle (625) and second refrigerant pump (624), second compressor (621), the second condenser
(622), the second high-pressure reservoir (626), second throttle (625) are sequentially communicated with pipeline, and second compressor (621)
Entrance, second throttle (625) outlet end be connected to the second low pressure recycle liquid storage device (623), described second is empty
The outlet of Gas Cooler (52) is connected to the second low pressure recycle liquid storage device (623), second aerial cooler (52)
Entrance is connected to by second refrigerant pump (624) with the second low pressure recycle liquid storage device (623).
4. Outputting Pre-cooling Concrete according to claim 3 produces aggregate air cooling system, it is characterised in that: the third refrigeration dress
Setting (63) includes third low pressure recycle liquid storage device (633), third compressor (631), third condenser (632), the storage of third high pressure
Liquid device (636), third throttle valve (635) and third refrigerated medium pump (634), the third compressor (631), third condenser
(632), third high-pressure reservoir (636), third throttle valve (635) are sequentially communicated with pipeline, and the third compressor (631)
Entrance, third throttle valve (635) outlet end be connected to the third low pressure recycle liquid storage device (633), the third is empty
The outlet of Gas Cooler (53) is connected to the third low pressure recycle liquid storage device (633), the third aerial cooler (53)
Entrance is connected to by third refrigerated medium pump (634) with the third low pressure recycle liquid storage device (633).
5. Outputting Pre-cooling Concrete according to claim 4 produces aggregate air cooling system, it is characterised in that: the 4th refrigeration dress
Setting (64) includes the 4th low pressure recycle liquid storage device (643), the 4th compressor (641), the 4th condenser (642), the storage of the 4th high pressure
Liquid device (646), the 4th throttle valve (645) and the 4th refrigerated medium pump (644), the 4th compressor (641), the 4th condenser
(642), the 4th high-pressure reservoir (646), the 4th throttle valve (645) are sequentially communicated with pipeline, and the 4th compressor (641)
Entrance, the 4th throttle valve (645) outlet end be connected to the 4th low pressure recycle liquid storage device (643), the described 4th is empty
The outlet of Gas Cooler (54) is connected to the 4th low pressure recycle liquid storage device (643), the 4th aerial cooler (54)
Entrance is connected to by the 4th refrigerated medium pump (644) with the 4th low pressure recycle liquid storage device (643).
6. Outputting Pre-cooling Concrete according to claim 5 produces aggregate air cooling system, it is characterised in that: first condenser
(612), the second condenser (622), third condenser (632) and the setting of the 4th condenser (642) are an integral structure.
7. Outputting Pre-cooling Concrete according to claim 5 produces aggregate air cooling system, it is characterised in that: the first high pressure storage
Liquid device (616), the second high-pressure reservoir (626), third high-pressure reservoir (636) and the 4th high-pressure reservoir (646) are set as
Integral structure.
8. Outputting Pre-cooling Concrete according to any one of claim 1 to 7 produces aggregate air cooling system, it is characterised in that: institute
State on the pipeline that gravelstone feed bin (1) is connected with first aerial cooler (51), the middle building stones storehouse (2) and the second air it is cold
But on the connected pipeline of device (52), on the pipeline that the big building stones storehouse (3) is connected with third aerial cooler (53), described especially big
Blower (9) are equipped on the pipeline that building stones storehouse (4) is connected with the 4th aerial cooler (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821531175.5U CN209381120U (en) | 2018-09-19 | 2018-09-19 | A kind of Outputting Pre-cooling Concrete production aggregate air cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821531175.5U CN209381120U (en) | 2018-09-19 | 2018-09-19 | A kind of Outputting Pre-cooling Concrete production aggregate air cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209381120U true CN209381120U (en) | 2019-09-13 |
Family
ID=67869518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821531175.5U Active CN209381120U (en) | 2018-09-19 | 2018-09-19 | A kind of Outputting Pre-cooling Concrete production aggregate air cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209381120U (en) |
-
2018
- 2018-09-19 CN CN201821531175.5U patent/CN209381120U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105135725B (en) | A kind of single compressor the two-stage dynamic refrigeration and cold accumulation air-conditioning system and its refrigerating method | |
| CN101619914A (en) | Refrigerant phase transformation-free refrigerator for recovering liquefied natural gas (LNG) cold energy | |
| CN101832691B (en) | Air-cooled immersion type refrigerating plant and control method of refrigerating plant | |
| CN210920942U (en) | BOG (boil off gas) processing and pre-cooling system for low-temperature and low-pressure propane storage tank | |
| CN201047685Y (en) | Energy-saving type marine injector refrigerating cycle device | |
| CN201662295U (en) | Air-cooling immersing refrigerating device | |
| CN201666706U (en) | Refrigerating system | |
| CN102628634B (en) | Ternary-cycle cascade refrigeration natural gas liquefaction system and method thereof | |
| CN209381120U (en) | A kind of Outputting Pre-cooling Concrete production aggregate air cooling system | |
| CN106863611A (en) | A kind of pre cooling of concrete water-cooled aggregate technique | |
| CN206572873U (en) | Lyophilized unification vacuum freeze drier | |
| CN209395020U (en) | A kind of Outputting Pre-cooling Concrete production aggregate air cooler | |
| CN209395025U (en) | A kind of Outputting Pre-cooling Concrete production aggregate air cooler | |
| CN204054347U (en) | Outputting Pre-cooling Concrete produces aggregate air cooler | |
| CN209504535U (en) | Outputting Pre-cooling Concrete production equipment | |
| CN102692108B (en) | Ice storage method for food fresh keeping and ice storage system thereof | |
| CN203758080U (en) | Refrigerating machine system capable of controlling heat recovery | |
| CN209504543U (en) | Outputting Pre-cooling Concrete produces aggregate air cooling system | |
| CN201945083U (en) | Water chilling unit | |
| CN205245647U (en) | A direct -cooled machine accuse refrigerator for extending climate zone | |
| CN209395019U (en) | Outputting Pre-cooling Concrete produces aggregate air cooler | |
| CN209566316U (en) | Outputting Pre-cooling Concrete produces aggregate air cooler | |
| CN103148625B (en) | Mixed refrigerant throttling cycling low-temperature refrigerating machine with cold storage device | |
| CN204963276U (en) | Single compressor second grade developments refrigeration cold -storage air conditioning system | |
| CN104567061A (en) | Double-working condition liquid cold water unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |