CN211567776U - End type compressed liquid gas refrigerant refrigerating system device - Google Patents
End type compressed liquid gas refrigerant refrigerating system device Download PDFInfo
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- CN211567776U CN211567776U CN201922120343.2U CN201922120343U CN211567776U CN 211567776 U CN211567776 U CN 211567776U CN 201922120343 U CN201922120343 U CN 201922120343U CN 211567776 U CN211567776 U CN 211567776U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
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- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
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Abstract
The utility model discloses an end formula compression liquid gas refrigerant refrigerating system device mainly includes storehouse, refrigerating system and electrical control system, and refrigerating system includes refrigerating system outside the storehouse and refrigerating system in the storehouse, electrical control system contains power, electric box, automatically controlled end, pencil, display, control button, recording equipment, central processing unit, sensor, siren, solenoid valve, and electric box and automatically controlled end pass through the pencil and connect, and electric box passes through the pencil and connects on refrigerating system's outside the storehouse valve system. The utility model discloses end formula compression liquid gas refrigerant refrigerating system device, simple structure, light in weight, the cooling rate is fast, noiselessness, pollution-free, energy-conserving low carbon environmental protection especially is used for the fluid food transportation, can restrain food rotten, and the transportation and the storage of the article that solve the temperature requirement or food accord with the development strategy that green low carbon energy-concerving and environment-protective is advocated to current society to the effect of extension fresh-keeping time.
Description
Technical Field
The utility model relates to an end formula compression liquid gas refrigerant refrigerating system device.
Background
In recent years, with the continuous development of fresh and raw electricity suppliers and the continuous improvement of food safety consciousness of Chinese people, cold-chain logistics is developed quickly, so that the collaborative development of the upper and lower industries is driven, and vegetables, meat, seafood, fresh milk, vaccines, milk products and liquid foods also gradually enter the lives of common people; therefore, the transportation and storage of food become an important part in food transportation, which is not good for transportation and storage, often causes pollution and deterioration of food, and is not beneficial to intensive production and processing of bulk commodities for long-distance sale.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a green energy-concerving and environment-protective, low noise, refrigeration efficiency are high, the terminal type compressed liquid gas refrigerant refrigerating system device between easy automatic control temperature interval.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides an end formula compression liquid gas refrigerant refrigerating system device, mainly includes storehouse (1), refrigerating system and electrical control system, refrigerating system includes refrigerating system outside the storehouse and refrigerating system in the storehouse, refrigerating system outside the storehouse includes temperature sensor (2), manometer (5), relief valve (6), valving (13), filler (14), refrigerant jar (15) and pipeline (23), temperature sensor (2) are installed in first heat preservation (7) of storehouse (1) outer wall, manometer (5) and relief valve (6) are installed on the pipeline between refrigerant jar (15) and filler (14), valving (13) are installed on pipeline (23), pipeline (23) are connected between storehouse (1) and refrigerant jar (15), refrigerating system includes drying chamber (17) in the storehouse, Transduction pipeline (18), nozzle (19) and first check valve (20), drying chamber (17) are fixed on the inner wall of storehouse (1), the one end in storehouse (1) is installed in transduction pipeline (18), transduction pipeline (18) are connected with drying chamber (17), nozzle (19) and first check valve (20) distribution are installed on transduction pipeline (18), electrical control system contains power, electric box (3), automatically controlled end (8), pencil (11), display, control button, recording equipment, central processing unit, sensor, siren, solenoid valve, electric box (3) and automatically controlled end (8) are connected through pencil (11), electric box (3) are connected on refrigerating system's outside the storehouse valve system (13) through pencil (11).
Warehouse (1) is tank-type warehouse, including jar body (24), discharge port (4), first heat preservation (7), snuffle valve (9) and manhole cover (10), discharge port (4) set up the bottom at jar body (24), first heat preservation (7) set up on jar body (24) outer wall, manhole cover (10) set up the top at jar body (24), snuffle valve (9) set up on manhole cover (10).
Warehouse (1) is van-type warehouse, including the railway carriage or compartment body (25), first heat preservation (7), snuffle valve (9) and railway carriage or compartment door (22), first heat preservation (7) set up in the railway carriage or compartment body (25) railway carriage or compartment inboard, snuffle valve (9) set up the upper portion at the railway carriage or compartment body (25), railway carriage or compartment door (22) are installed in the railway carriage or compartment body (25) outside.
The transduction pipeline (18) adopts a zigzag structure or a linear structure.
The energy conversion pipelines (18) can also be respectively arranged at two ends in the van-type cargo cabin.
The valve system (13) mainly comprises an emergency stop valve (26), a stop valve (27), an electromagnetic valve (28), a first regulating valve (29), a first throttle valve (30), a second one-way valve (31), a second throttle valve (32), a second regulating valve (33) and a third one-way valve (34), wherein the emergency stop valve (26), the stop valve (27) and the second one-way valve (31) are arranged on a main pipeline between the cargo bin (1) and the refrigerant tank (15), the electromagnetic valve (28), the first regulating valve (29) and the first throttle valve (30) are arranged on two parallel branch pipelines communicated with the main pipeline, one branch pipeline is provided with the electromagnetic valve (28) and the first regulating valve (29), the other branch pipeline is provided with the electromagnetic valve (28), the first regulating valve (29) and the first throttle valve (30), and the second throttle valve (32), the second regulating valve (33) and the third one-way valve (34) are arranged between a refrigerant filling port (14) and the refrigerant tank (15) On the pipeline.
A protective frame (16) is arranged outside the refrigerant tank (15), and a second heat-insulating layer (12) is arranged between the refrigerant tank (15) and the protective frame (16).
The utility model relates to an end formula compression liquid gas refrigerant refrigerating system device, moreover, the steam generator is simple in structure, light in weight, the cooling rate is fast, noiselessness, it is pollution-free, energy-conserving low carbon environmental protection, especially, be used for the fluid food transportation, can restrain food rotten, the effect of extension fresh-keeping time, solve the transportation and the storage of the article or food that have the temperature requirement, accord with the development strategy that green low carbon energy-concerving and environment-protective in current society was advocated, compression liquid refrigeration is with distinctive green energy-concerving and environment-protective, low noise, refrigeration efficiency is high, easily advantages such as automatic control temperature interval, will walk gradually among everybody's the life.
Drawings
Fig. 1 is a front view of a tank type cargo compartment of an end type compressed liquid gas refrigerant refrigerating system device of the present invention.
Fig. 2 is a left side view of the tank type cargo compartment of the end type compressed liquid gas refrigerant refrigerating system device of the present invention.
Fig. 3 is a front view of a van-type cargo compartment of an end-type compressed liquid gas refrigerant refrigerating system device according to the present invention.
Fig. 4 is a right side view of the van-type cargo compartment of the end-type compressed liquid gas refrigerant refrigerating system device of the present invention.
Fig. 5 is a front view of the external warehouse refrigeration system of the end-type compressed liquid gas refrigerant refrigeration system device of the present invention.
Fig. 6 is a left side view of the external refrigerating system of the warehouse of the end-type compressed liquid gas refrigerant refrigerating system device of the present invention.
Fig. 7 is a schematic view of the refrigerating system in the cargo compartment of the tank-type cargo compartment of the end-type compressed liquid gas refrigerant refrigerating system device of the present invention.
Fig. 8 is a schematic view of the refrigerating system in the cargo compartment of the van-type cargo compartment of the end-type compressed liquid gas refrigerant refrigerating system device of the present invention.
Fig. 9 is a front view of the whole structure of the end-type compressed liquid gas refrigerant refrigerating system device of the present invention.
Fig. 10 is a left side view of the overall structure of the end-type compressed liquid gas refrigerant refrigerating system device of the present invention.
Fig. 11 is a schematic view of an electrical control system of an end-type compressed liquid gas refrigerant refrigeration system device according to the present invention.
Fig. 12 is a flow chart of an electrical control system of the end-type compressed liquid gas refrigerant refrigerating system device of the present invention.
Fig. 13 is a schematic view of a valve system of an external cargo compartment refrigeration system of the cage-type compressed liquid gas refrigerant refrigeration system apparatus of the present invention.
In the figure: 1. a warehouse; 2. a temperature sensor; 3. an electrical box; 4. a bleed port; 5. a pressure gauge; 6. a safety valve; 7. a first insulating layer; 8. an electric control end; 9. a gas release valve; 10. a manhole cover; 11. a wire harness; 12. a second insulating layer; 13. a valve system; 14. a filling port; 15. a refrigerant tank; 16. a protective frame; 17. a drying chamber; 18. a transduction pipeline; 19. a nozzle; 20. a first check valve; 21. a partition panel; 22. a compartment door; 23. a pipeline; 24. a tank body; 25. a compartment body; 26. an emergency shut-off valve; 27. a stop valve; 28. an electromagnetic valve; 29. a first regulating valve; 30. a first throttle valve; 31. a second one-way valve; 32. a second throttle valve; second 33, regulating valve; 34. and a third one-way valve.
Detailed Description
As shown in fig. 1 to 13, the end-type compressed liquid gas refrigerant refrigeration system device mainly includes a cargo compartment 1, a refrigeration system and an electrical control system, the refrigeration system includes a cargo compartment external refrigeration system and a cargo compartment internal refrigeration system, the cargo compartment external refrigeration system includes a temperature sensor 2, a pressure gauge 5, a safety valve 6, a valve system 13, a filling port 14, a refrigerant tank 15 and a pipeline 23, when the cargo compartment is of a tank-type structure, the temperature sensor 2 is installed in a first heat preservation layer 7 on the outer wall of the cargo compartment 1, when the cargo compartment is of a box-type structure, the temperature sensor 2 is installed on the inner wall of the cargo compartment 1, the pressure gauge 5 and the safety valve 6 are installed on the pipeline between the refrigerant tank 15 and the filling port 14, the valve system 13 is installed on the pipeline 23, and the valve system 13 mainly includes an emergency cut-off valve 26, a stop valve 27, a stop valve 28, a first regulating valve 29, a first throttle, A second throttle valve 32, a second regulating valve 33 and a third one-way valve 34, wherein the emergency cut-off valve 26, the stop valve 27 and the second one-way valve 31 are arranged on a main pipeline between the cargo hold 1 and the refrigerant tank 15, the electromagnetic valve 28, the first regulating valve 29 and the first throttle valve 30 are arranged on two parallel branch pipelines communicated with the main pipeline, one branch pipeline is provided with the electromagnetic valve 28 and the first regulating valve 29, the other branch pipeline is provided with the electromagnetic valve 28, the first regulating valve 29 and the first throttle valve 30, the second throttle valve 32, the second regulating valve 33 and the third one-way valve 34 are arranged on a pipeline between the filling port 14 and the refrigerant tank 15, a pipeline 23 is connected between the cargo hold 1 and the refrigerant tank 15, a protective frame 16 is arranged outside the refrigerant tank 15, a second heat-insulating layer 12 is arranged between the refrigerant tank 15 and the protective frame 16, a refrigerating system in the cargo hold comprises a drying chamber 17, an energy conversion pipeline 18, a nozzle 19 and the first one-way, the drying chamber 17 is fixed on the inner wall of the cargo compartment 1, the transduction pipeline 18 is installed at one end in the cargo compartment 1, the transduction pipeline 18 is connected with the drying chamber 17, the nozzle 19 and the first check valve 20 are installed on the transduction pipeline 18 in a required distribution manner, the electrical control system comprises a power supply, an electrical box 3, an electric control end 8, a wiring harness 11, a display, a control button, a recording device, a central processing unit, a sensor, an alarm and a solenoid valve, the electrical box 3 is connected with the electric control end 8 through the wiring harness 11, the electrical box 3 is connected with a valve system 13 of a refrigeration system in the cargo compartment through the wiring harness 11, the cargo compartment 1 is a tank type cargo compartment or a compartment type cargo compartment, the transduction pipeline can be installed in the tank type cargo compartment or the compartment type cargo compartment, the transduction pipeline 18 can be installed at one end in the cargo compartment, can also be arranged at two ends in the warehouse; the tank cargo compartment comprises a tank body 24, a discharge port 4, a first heat-preservation layer 7, an air escape valve 9 and a manhole cover 10, wherein the discharge port 4 is arranged at the bottom of the tank body 24, the first heat-preservation layer 7 is arranged on the outer wall of the tank body 24, the manhole cover 10 is arranged at the top of the tank body 24, the air escape valve 9 is arranged on the manhole cover 10, the cargo compartment 1 is a compartment cargo compartment and comprises a compartment body 25, the first heat-preservation layer 7, the air escape valve 9 and a compartment door 22, the first heat-preservation layer 7 is arranged in a compartment plate of the compartment body 25, the air escape valve 9 is arranged at the upper part of the compartment body 25, the compartment door 22 is arranged outside the compartment body 25, the tank cargo compartment 1 is generally used for storing fluid cargos, cargos are loaded into the cargo compartment from the manhole cover 10 and unloaded from the discharge port 4, and pump equipment can be additionally arranged; the van-type structure cargo compartment 1 is generally used for storing solid-state cargos, a large-opening van door structure is convenient for cargos to directly enter and exit from the compartment, the heat-insulating layer is used for keeping the temperature in the cargo compartment, and the air release valve 9 is used for balancing the internal and external pressure of the cargo compartment; when the second discharge port 4 unloads the goods, the pressure release valve 9 absorbs air to supplement the internal pressure of the warehouse, and the manhole cover 10 has the function of facilitating the maintenance of personnel besides loading the goods; the refrigerating system can be divided into two parts of a cargo compartment and a cargo compartment, a refrigerant tank 15 of the refrigerating system outside the cargo compartment is used for storing liquid refrigerant (liquid nitrogen), a safety valve 6 is used for stabilizing the pressure in the refrigerant tank 15, when the pressure exceeds a threshold value when the refrigerant is filled, a valve is automatically opened to remove internal gas/liquid and reduce the pressure in the tank, a safety valve outlet position is marked with a touch-free approaching mark, the outlet is towards the space direction far away from people and from a cooling wearing part so as to avoid freezing damage, a pressure gauge 5 displays the pressure value in the refrigerant tank 15 and indirectly reflects the amount of the refrigerant in the refrigerant tank 15, a valve system 13 mainly comprises an emergency cut-off valve 26, a stop valve 27, an electromagnetic valve 28, a first regulating valve 29, a first throttle valve 30, a second one-way valve 31, a second throttle valve 32, a second regulating valve 33 and a third one-way valve 34, after a button, the electric control system starts to work, the electromagnetic valve 28 in the 1-way valve is closed, the electromagnetic valve 28 in the 2-way valve is opened at the moment, after the mechanical emergency cut-off valve 26 and the stop valve 27 are closed, the refrigerant flows out of the refrigerant tank 15, passes through the emergency cut-off valve 26, the stop valve 27, the electromagnetic valve 28 in the 1-way valve, the first regulating valve 29, the first throttle valve 30 and the second one-way valve 31 in the main pipeline and flows to the drying chamber 17, then the gaseous refrigerant is discharged into the cargo bin 1 through the energy conversion pipeline 18, the first one-way valve 20 and the nozzle 19 to cool the cargo, the button switch 2 controls the electromagnetic valve 28 in the 2-way valve, after the button is pressed, the valve is closed, the refrigerant passes through the emergency cut-off valve 26, the stop valve 27, the electromagnetic valve 28 in the 2-way valve 29 and the first regulating valve 29 and flows to the second one-way valve 31 in the main pipeline, the electromagnetic valve 28 can be disconnected, the emergency cut-off valve 26 is installed at the outlet end of the refrigerant tank, namely the starting end of the valve system, in order to ensure potential safety hazard in the refrigerant releasing process, the refrigeration system can be closed in time, the continuous release of the refrigerant is stopped, the stop valve 27 is installed behind the emergency cut-off valve 26 to control the on-off of the pipeline, the electromagnetic valve 28 in the path 1 is controlled by an electric control system, the automatic control function is realized, the electromagnetic valve 28 in the path 2 is directly controlled by the single button 2, the refrigerant can rapidly enter a cargo hold after passing through the path 2, the temperature of the cargo is reduced, meanwhile, when the path 1 fails, the path 2 serves as a valve pipeline to continuously and intermittently provide the refrigerant for the cargo hold as an alternative path, the pressure of the refrigerant passing through the valve is reduced by the first regulating valve 29 and the second regulating valve 33, and the flow of, the second one-way valve 31 in the main pipeline ensures the one-way circulation of the refrigerant, 3 pipelines are refrigerant filling valve pipelines, and the refrigerant enters the refrigerant tank 15 through the filling port 14, the third one-way valve 34, the second regulating valve 33 and the second throttle valve 32; the valve system 13 is an on-off switch of the pipeline 23 and controls the releasing speed of the refrigerant, the control center and the operation end of the electrical control system comprise an electric control end device, an electrical box device and a wire harness and are used for receiving signals of the temperature sensor 2, recording data and adjusting the on-off of the valve system 13, the pipeline 23 is a channel for releasing the refrigerant from the refrigerant tank to the cargo compartment, the filling port 14 is an interface for supplementing the refrigerant in the refrigerant tank 15, in addition, the external device is provided with a protective frame 16 for preventing collision, a heat insulation material is filled between the protective frame 16 and the protected device, and the heat insulation material provides an environment for stabilizing the temperature and buffering collision damage for the protected device; refrigerating system's drying chamber 17 plays the cushioning effect to back part nozzle 19 and first check valve 20 in the refrigerant release in-process in the goods storehouse, and absorb the steam that gets into the pipeline from transducing pipeline 18 end or damage mouth department, the transducing pipeline is used for transmitting the refrigerant, and pass through the metal pipe wall energy transfer, first check valve 20 makes the refrigerant folk prescription to flow, prevent that the foreign object from getting into transducing pipeline 18, thereby prevent that the foreign matter from receiving the cold crystallization in transducing pipeline 18 and blockking up the pipeline, nozzle 19 is the refrigerant export, install at transducing pipeline 18 end, the front end is directly linked with first check valve 20, temperature sensor 2 installs on the inside goods storehouse wall of heat preservation, be used for temperature measuring, and send measured data to electrical control system.
As shown in fig. 11 and 12, after the button 1 is activated, the power is turned on to activate the electrical control system, the system controls the valve to be turned on and off by using the cpu and receives the feedback signal of the sensor, so as to automatically control the temperature within the set temperature range, the display should display the temperature value in the cargo compartment, the refrigerant storage capacity in the refrigerant tank, the oxygen content in the cargo compartment, and the like in real time, the recording device stores these data in the data disk or prints them out, the sensor should at least include a temperature sensor, a pressure sensor, and an oxygen concentration sensor, the solenoid valve is in the valve system, and the alarm should give an alarm in at least the following three situations; firstly, the interior of the warehouse is not in a set temperature interval for a long time; secondly, when the memory amount of the refrigerant storage tank is too small; thirdly, the personnel are closed in the warehouse by mistake, the button 2 controls the warehouse to refrigerate rapidly, the button is set to open the valve when being pressed down, the button automatically bounces and disconnects the valve after being loosened, and the refrigerating system does not work when the warehouse door is opened; the working principle of the end type compressed liquid gas refrigerant refrigerating system device is as follows: the button switch is turned on, the refrigeration system device starts to work, the pipeline is connected by the valve system, and liquid refrigerant (liquid nitrogen is generally used as the refrigerant in the industry) is stored in the refrigerant tank and is conveyed into the cargo hold through the pipeline; the refrigerant flows through the drying chamber and the transduction pipeline and is discharged in the cargo compartment in a low-temperature gas form through the one-way valve and the nozzle to cool the cargo, the electric control system controls the on-off of the valve system and receives the temperature information fed back by the temperature sensor, when the temperature is higher, the electric control system controls the valve system to be opened, and at the moment, the refrigerant in the refrigerant tank is released into the cargo compartment, and the temperature is reduced; when the temperature is lower than the set temperature, the electric control system controls the valve system to be disconnected, the refrigerant stops being discharged at the moment, the internal temperature of the cargo bin is kept to be close to the set temperature value by the aid of the heat insulation layer, the electric control system controls the valve system to be opened again until the temperature sensor detects that the temperature in the cargo bin is higher than the set value, the refrigerant is continuously output to the cargo bin to be cooled, the process is repeated in this way, the temperature in the cargo bin is kept to be close to the set value, the electric control system comprises an electric control end and an electric box, and the electric control end is a button switch, an alarm and a display device; the electric box is internally provided with a central processing unit, a recording device and the like, when the temperature in the cargo compartment deviates from the set temperature greatly, an alarm is given, when the refrigerant allowance in the refrigerant tank is too low, the alarm is given, a display device displays the information of the temperature in the cargo compartment, the refrigerant allowance, the oxygen content in the cargo compartment and the like, the central processing unit receives signals sent by the sensor, controls the on-off of a valve system, sends an alarm instruction and the like, and the recording device records the contents of temperature data, time information and the like.
The utility model discloses end formula compression liquid gas refrigerant refrigerating system device, moreover, the steam generator is simple in structure, light in weight, the cooling rate is fast, noiselessness, it is pollution-free, energy-conserving low carbon environmental protection, especially, be used for the fluid food transportation, can restrain food rotten, the effect of extension fresh-keeping time, the transportation and the storage of article or food that solve the temperature requirement, accord with the development strategy that green low carbon energy-concerving and environment-protective is advocated to present society, compression liquid refrigeration is with distinctive green energy-concerving and environment-protective, low noise, refrigeration efficiency is high, easily automatic control temperature advantage such as interval, will walk gradually among everybody's the life.
Claims (7)
1. The end type compressed liquid gas refrigerant refrigerating system device is characterized in that: mainly comprises a cargo compartment (1), a refrigerating system and an electrical control system, wherein the refrigerating system comprises an external refrigerating system and an internal refrigerating system, the external refrigerating system comprises a temperature sensor (2), a pressure gauge (5), a safety valve (6), a valve system (13), a filling port (14), a refrigerant tank (15) and a pipeline (23), the temperature sensor (2) is arranged in a first heat-insulating layer (7) on the outer wall of the cargo compartment (1), the pressure gauge (5) and the safety valve (6) are arranged on the pipeline between the refrigerant tank (15) and the filling port (14), the valve system (13) is arranged on the pipeline (23), the pipeline (23) is connected between the cargo compartment (1) and the refrigerant tank (15), the internal refrigerating system comprises a drying chamber (17), an energy conversion pipeline (18), a nozzle (19) and a first one-way valve (20), drying chamber (17) are fixed on the inner wall of warehouse (1), the one end in warehouse (1) is installed in transduction pipeline (18), transduction pipeline (18) are connected with drying chamber (17), nozzle (19) and first check valve (20) distribution are installed on transduction pipeline (18), electrical control system contains power, electric box (3), automatically controlled end (8), pencil (11), display, control button, recording equipment, central processing unit, sensor, siren, solenoid valve, electric box (3) and automatically controlled end (8) are connected through pencil (11), electric box (3) are connected on warehouse external refrigeration system's valve system (13) through pencil (11).
2. The end-type compressed liquid gas refrigerant refrigeration system device as claimed in claim 1, wherein: warehouse (1) is tank-type warehouse, including jar body (24), discharge port (4), first heat preservation (7), snuffle valve (9) and manhole cover (10), discharge port (4) set up the bottom at jar body (24), first heat preservation (7) set up on jar body (24) outer wall, manhole cover (10) set up the top at jar body (24), snuffle valve (9) set up on manhole cover (10).
3. The end-type compressed liquid gas refrigerant refrigeration system device as claimed in claim 1, wherein: warehouse (1) is van-type warehouse, including the railway carriage or compartment body (25), first heat preservation (7), snuffle valve (9) and railway carriage or compartment door (22), first heat preservation (7) set up in the railway carriage or compartment body (25) railway carriage or compartment inboard, snuffle valve (9) set up the upper portion at the railway carriage or compartment body (25), railway carriage or compartment door (22) are installed in the railway carriage or compartment body (25) outside.
4. The end-type compressed liquid gas refrigerant refrigeration system device as claimed in claim 1, wherein: the transduction pipeline (18) adopts a zigzag structure or a linear structure.
5. The end-type compressed liquid gas refrigerant refrigeration system device as claimed in claim 1 or 3, wherein: the energy conversion pipelines (18) can also be respectively arranged at two ends in the van-type cargo cabin.
6. The end-type compressed liquid gas refrigerant refrigeration system device as claimed in claim 1, wherein: the valve system (13) mainly comprises an emergency stop valve (26), a stop valve (27), an electromagnetic valve (28), a first regulating valve (29), a first throttle valve (30), a second one-way valve (31), a second throttle valve (32), a second regulating valve (33) and a third one-way valve (34), wherein the emergency stop valve (26), the stop valve (27) and the second one-way valve (31) are arranged on a main pipeline between the cargo bin (1) and the refrigerant tank (15), the electromagnetic valve (28), the first regulating valve (29) and the first throttle valve (30) are arranged on two parallel branch pipelines communicated with the main pipeline, one branch pipeline is provided with the electromagnetic valve (28) and the first regulating valve (29), the other branch pipeline is provided with the electromagnetic valve (28), the first regulating valve (29) and the first throttle valve (30), and the second throttle valve (32), the second regulating valve (33) and the third one-way valve (34) are arranged between a refrigerant filling port (14) and the refrigerant tank (15) On the pipeline.
7. The end-type compressed liquid gas refrigerant refrigeration system device as claimed in claim 1, wherein: a protective frame (16) is arranged outside the refrigerant tank (15), and a second heat-insulating layer (12) is arranged between the refrigerant tank (15) and the protective frame (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201922120343.2U CN211567776U (en) | 2019-12-02 | 2019-12-02 | End type compressed liquid gas refrigerant refrigerating system device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922120343.2U CN211567776U (en) | 2019-12-02 | 2019-12-02 | End type compressed liquid gas refrigerant refrigerating system device |
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| CN211567776U true CN211567776U (en) | 2020-09-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901505A (en) * | 2019-12-02 | 2020-03-24 | 华晨专用车装备科技（大连）有限公司 | End type compressed liquid gas refrigerant refrigerating system device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901505A (en) * | 2019-12-02 | 2020-03-24 | 华晨专用车装备科技（大连）有限公司 | End type compressed liquid gas refrigerant refrigerating system device |
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Granted publication date: 20200925 Termination date: 20211202 |