CN218065489U - Integrated refrigerating unit for refrigerator car and refrigerator car - Google Patents
Integrated refrigerating unit for refrigerator car and refrigerator car Download PDFInfo
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- CN218065489U CN218065489U CN202222255929.1U CN202222255929U CN218065489U CN 218065489 U CN218065489 U CN 218065489U CN 202222255929 U CN202222255929 U CN 202222255929U CN 218065489 U CN218065489 U CN 218065489U
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Abstract
The utility model discloses an integrated refrigerating unit for a refrigerator car and the refrigerator car, which relate to the technical field of cold chain transportation, and the integrated refrigerating unit for the refrigerator car comprises a box body structure and a refrigerating assembly which are used for being installed in a carriage of the refrigerator car; the refrigerating assembly comprises a compressor, a condenser, a throttling device and an evaporator; a heating structure and a sterilization structure are arranged in the evaporator. The heating structure heats the gas in the evaporator, so that the temperature in the carriage can be prevented from being too low when the refrigerating unit operates for a long time, and the products in the carriage can be kept in a certain temperature range all the time; the arrangement of the sterilization structure can also ensure the air quality in the carriage, thereby ensuring the sanitary safety of products in the carriage. With box structural mounting inside the carriage, can additionally not occupy the space outside the carriage to effectively avoid increasing the windage because of the surface setting in refrigerating unit protrusion carriage, reduce the resistance, thereby reduce the energy consumption of refrigerator car.
Description
Technical Field
The utility model relates to a cold chain transportation technical field, more specifically says, relates to an integral type refrigerating unit for refrigerator car, in addition, the utility model discloses still relate to a refrigerator car including above-mentioned integral type refrigerating unit for refrigerator car.
Background
In order to realize fresh-keeping transportation of products (such as cold and fresh foods, special medicines and the like), a refrigerator car is produced, and at present, the temperature control of a carriage is mainly realized through a refrigerating unit arranged on the refrigerator car.
In the process of implementing the present invention, the inventor finds that there are at least the following defects in the prior art:
1. the whole refrigerator set on the refrigerator car has single function, only has refrigeration function, has no sterilization and heating functions, has more general temperature control effect, cannot ensure that products in the carriage are always maintained in a certain temperature range, cannot ensure the air quality in the carriage, and cannot ensure the sanitation and safety of the products in the carriage;
2. generally, the refrigerating unit is arranged outside a compartment of the refrigerated vehicle, and is arranged on the top or front end outside the compartment, and during driving, the refrigerating unit protrudes out of the outer surface of the compartment, so that wind resistance is increased, and energy consumption of the refrigerated vehicle is increased.
In summary, how to overcome the above-mentioned defects of the refrigerator car and the refrigeration unit applied to the refrigerator car is a problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an integral type refrigerating unit and refrigerator car for refrigerator car, refrigerating unit installs in the inside in refrigerator car carriage, at the in-process that the vehicle went, can effectively avoid increasing the windage because of the surface setting in refrigerator unit protrusion carriage, thereby reduce the energy consumption of refrigerator car, and integrated the heating in the refrigerating unit and disinfect, can avoid the carriage in the temperature low excessively, the product in the guarantee carriage maintains throughout in certain temperature range, the temperature control effect is better, can also ensure the air quality in the carriage, thereby can ensure the health and safety of the product in the carriage.
Furthermore, the utility model also provides a refrigerator car of integral type refrigerating unit for including above-mentioned refrigerator car.
In order to achieve the above object, the present invention provides the following technical solutions:
an integrated refrigerating unit for a refrigerator car comprises a box body structure of the refrigerator car, wherein the box body structure is arranged in a carriage, and a refrigerating assembly is arranged on the box body structure;
the refrigeration assembly comprises a compressor, a condenser, a throttling device and an evaporator, wherein the compressor, the condenser, the throttling device and the evaporator are connected in series to form a refrigerant circulation loop;
a heating structure and a sterilizing structure are arranged in the evaporator, and the heating structure is used for heating the gas flowing through the evaporator; the sterilization structure is used for sterilizing the gas flowing through the evaporator.
Optionally, the box structure is provided with a flange edge, and the flange edge is fixedly connected in the carriage through a connecting piece.
Optionally, the box structure is mounted at the rear or front part of the carriage through the flange.
Optionally, a temperature sensor is disposed at the air outlet of the evaporator.
Optionally, the refrigeration assembly further comprises a plate heat exchanger provided with a cold side flow path and a hot side flow path, and the refrigerant in the refrigerant circulation loop flows through the plate heat exchanger.
Optionally, the box structure is further provided with a standby power interface.
Optionally, the refrigeration assembly is further provided with a dry filter, and the dry filter is connected between the condenser and the throttling device.
Optionally, the refrigeration assembly is further provided with a gas-liquid separator connected between the evaporator and the compressor.
The refrigerator car comprises a carriage and a refrigerating unit, wherein the refrigerating unit is arranged in the carriage, and the refrigerating unit is any one of the refrigerating units.
Optionally, the refrigeration unit is mounted at the rear or front of the vehicle cabin.
In the process of using the integrated refrigerating unit for the refrigerator car provided by the utility model, the refrigerating unit comprises a box body structure and a refrigerating assembly arranged on the box body structure, the refrigerating assembly comprises a compressor, a condenser, a throttling device and an evaporator, and the compressor, the condenser, the throttling device and the evaporator are connected in series to form a refrigerant circulation loop; a heating structure and a sterilization structure are arranged in the evaporator, and the heating structure is used for heating the gas flowing through the evaporator; the sterilization structure is used for sterilizing the gas flowing through the evaporator.
The heating structure heats the gas in the evaporator, so that the temperature of the gas blown out by the refrigerating unit can be effectively increased, the condition that the temperature in the carriage of the refrigerating unit is too low after the refrigerating unit runs for a long time is avoided, products in the carriage are always maintained in a certain temperature range, and the temperature control effect is better; in addition, the arrangement of the sterilization structure can also ensure the air quality in the carriage, thereby ensuring the sanitary safety of products in the carriage. With box structural mounting inside the carriage, can additionally not occupy the space outside the carriage to effectively avoid increasing the windage because of the surface setting in refrigerating unit protrusion carriage, reduce the resistance, thereby reduce the energy consumption of refrigerator car.
Furthermore, the utility model also provides a refrigerator car of including integral type refrigerating unit for the refrigerator car.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of an installation position of a refrigerating unit according to a first embodiment of the refrigerator car provided by the present invention;
fig. 2 is a schematic view of an installation position of a refrigerating unit according to a second embodiment of the refrigerator car according to the present invention;
fig. 3 is a schematic structural diagram of an embodiment of an integrated refrigerating unit for a refrigerator car according to the present invention;
fig. 4 is a schematic structural view of the integrated refrigerating unit for a refrigerator car in fig. 3 from another angle.
In FIGS. 1-4:
the system comprises a refrigeration unit 01, a throttling device 1, a condensing fan 2, a liquid viewing mirror 3, a condenser 4, a compressor 5, a standby power supply interface 6, an evaporation fan 7, an evaporator 8, a pressure sensor 9, a drying filter 10, a plate heat exchanger 11, a gas-liquid separator 12, a flange 13, a carriage 14 and a cab 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide an integral type refrigerating unit and refrigerator car for refrigerator car, refrigerating unit installs in the inside in refrigerator car carriage, at the in-process that the vehicle went, can effectively avoid increasing the windage because of the surface setting in refrigerator unit protrusion carriage, thereby reduce the energy consumption of refrigerator car, and integrated heating structure and the structure of disinfecting in the refrigerating unit, can avoid the carriage internal temperature to hang down, the product in the guarantee carriage maintains throughout in certain temperature range, the temperature control effect is better, can also ensure the air quality in the carriage, thereby can ensure the health and safety of the product in the carriage.
In addition, the other core of the utility model is to provide a refrigerator car including above-mentioned integral type refrigerating unit for refrigerator car.
Please refer to fig. 1-4.
The specific embodiment discloses an integrated refrigerating unit for a refrigerator car, which comprises a box body structure and a refrigerating assembly, wherein the box body structure is used for being installed in a carriage of the refrigerator car; the refrigeration assembly comprises a compressor 5, a condenser 4, a throttling device 1 and an evaporator 8, wherein the compressor 5, the condenser 4, the throttling device 1 and the evaporator 8 are connected in series to form a refrigerant circulation loop; a heating structure and a sterilizing structure are arranged in the evaporator 8, and the heating structure is used for heating the gas flowing through the evaporator 8; the sterilization structure is used for sterilizing the gas flowing through the evaporator 8.
Specifically, as shown in fig. 1, the refrigeration unit 01 may be installed at the tail of the cabin 14, or as shown in fig. 2, installed at the front of the cabin 14 close to the cab 15, which is determined according to actual situations, and is not described herein again.
The throttling device 1 can be an expansion valve or other structures meeting the requirements, in the specific using process, a refrigerant flows through a condenser 4, the expansion valve and an evaporator 8 in sequence by a compressor 5, and the compressor 5 compresses the refrigerant into high-pressure gas; the refrigerant is liquefied in the condenser 4; the expansion valve has throttling function to expand the volume of the refrigerant and reduce the pressure; the refrigerant exchanges heat with the gas flowing through the evaporator in the evaporator 8 to be vaporized, the vaporized refrigerant returns to the compressor from the outlet end of the evaporator 8, and the cooled gas is blown out from the air outlet of the evaporator.
The arrangement of the heating structure can heat the gas flowing through the evaporator 8, for example, the heating structure adopts a PTC heating module, the PTC heating module can be arranged at the air outlet of the evaporator, and the PTC heating module can heat the cooled gas blown outwards in the evaporator when needed, so that the gas blown outwards in the evaporator can be effectively prevented from freezing the product, that is, the arrangement of the heating structure in the evaporator can ensure that the product in the carriage is always maintained in a certain temperature range, and the temperature control effect is better; and the setting of the structure of disinfecting, for example the structure of disinfecting adopts the plasma sterilization module to the plasma sterilization module can set up in the air intake department of evaporimeter, perhaps plasma sterilization module and PTC heating module set gradually in the air outlet department of evaporimeter, disinfect the air through air cycle, can effectively improve the air quality, make 14 interior air of carriage comfortable more sanitary, be favorable to providing clean sanitary environment for the long-time transportation of product, thereby can ensure the health safety of product.
In the process of using the integrated refrigerating unit for the refrigerator car provided by the utility model, the heating structure heats the gas in the evaporator 8, the temperature of the gas blown out by the refrigerating unit 01 can be effectively improved, the condition that the temperature in the carriage is too low when the refrigerating unit 01 runs for a long time is avoided, the products in the carriage are always maintained in a certain temperature range, the temperature control effect is better, and the heating structure is arranged in the evaporator 8; in addition, the arrangement of the sterilization structure can also ensure the air quality in the carriage, thereby ensuring the sanitary safety of products in the carriage. With box structural mounting inside the carriage, can additionally not occupy the space outside the carriage to effectively avoid increasing the windage because of the surface setting in refrigerating unit protrusion carriage, reduce the resistance, thereby reduce the energy consumption of refrigerator car.
In the process of specifically installing the refrigerating unit 01, a flange edge 13 can be arranged on the box body structure, and the flange edge 13 is fixedly connected to the inner side wall of the carriage through a connecting piece.
As shown in fig. 3, the flange 13 is disposed along the periphery of a side of the box structure, and the flange 13 is provided with a through hole for allowing a connecting member to pass through, during a specific installation process, the connecting member may be set as a fixing screw, and the fixing screw passes through the through hole of the flange 13 and is fixedly connected to the inner side wall of the compartment 14.
In the embodiment, the installation mode of the flange edge 13 is adopted, so that the installation space can be effectively saved, and the installation difficulty is reduced; compared with other installation modes, the flange edge 13 is simple to machine, and machining difficulty and machining cost can be effectively reduced.
In addition to the above-described embodiments, the refrigeration unit 01 may be provided with the dry filter 10 and the gas-liquid separator 12, the dry filter 10 being connected between the condenser 4 and the expansion valve, and the gas-liquid separator 12 being connected between the evaporator 8 and the compressor 5.
The compressor 5, the condenser 4, the drying filter 10, the expansion valve, the evaporator 8 and the gas-liquid separator 12 are connected in series to form a refrigerant circulation loop, a refrigerant sequentially flows through the compressor 5, the condenser 4, the drying filter 10, the expansion valve, the evaporator 8 and the gas-liquid separator 12, in the specific use process, the drying filter 10 is used for filtering and drying the refrigerant, the dried and filtered refrigerant flows through the expansion valve, the gas-liquid separator 12 is used for enabling the gas-liquid two-phase refrigerant which is not evaporated in time by the evaporator 8 to be subjected to gas-liquid separation, the gas flows back to the compressor 5 and is further compressed, and the liquid is left in the gas-liquid separator 12 to be evaporated continuously, so that liquid impact of the compressor 5 is avoided.
The arrangement of the dry filter 10 and the gas-liquid separator 12 can effectively prevent the liquid refrigerant from entering the compressor 5, and can effectively improve the operation reliability of the refrigerating unit 01.
Specifically, as shown in fig. 3 and 4, the refrigerating unit 01 is provided with a condensing fan 2 and an evaporating fan 7, and an air outlet of the condensing fan 2 is arranged toward the condenser 4 to improve the condensing effect of the condenser 4; the air outlet of the evaporation fan 7 is arranged towards the evaporator 8, so that the evaporation efficiency is effectively improved, and the refrigeration efficiency of the refrigeration unit 01 is improved.
A temperature sensor is arranged at the air outlet of the evaporator 8, for example, the temperature sensor can be arranged on an evaporation fan arranged at the air outlet of the evaporator 8, the temperature sensor is used for detecting the temperature at the air outlet of the evaporator 8 so as to monitor the temperature at the air outlet of the evaporator 8 in real time, when the temperature at the air outlet of the evaporator 8 is too low, the compressor 5 is controlled to reduce the working frequency and the opening degree of the expansion valve is controlled and adjusted so as to avoid that the temperature at the air outlet of the evaporator 8 is too low and articles in the carriage 14 are frozen; when the temperature at the air outlet of the evaporator 8 is too high, the compressor 5 is controlled to increase the working frequency and the opening of the expansion valve is controlled and adjusted, so that the temperature in the carriage 14 is kept to meet the transportation requirement.
In a specific embodiment, the refrigerating unit 01 is provided with a standby power supply interface 6, and when the power supply of the whole vehicle is insufficient, the refrigerating unit 01 can be timely powered by other power supply equipment, so that the goods in the carriage 14 are ensured to be within a certain temperature range.
Specifically, the standby power supply interface 6 may be disposed at a lower position in the middle of the box structure, or at other positions, which is determined according to actual conditions.
In a particular embodiment, the refrigeration assembly comprises a plate heat exchanger 11, the plate heat exchanger 11 being provided with a cold side flow path and a hot side flow path, refrigerant in the refrigerant circulation circuit flowing through the plate heat exchanger 11.
The plate heat exchanger 11 can exchange heat between cold and hot air in the refrigerating unit 01, and the refrigerating efficiency of the unit is improved.
As shown in fig. 3, a liquid level mirror 3 may be provided in the tank structure, and information such as the liquid level of the internal refrigerant can be viewed through the liquid level mirror 3.
As shown in fig. 4, the refrigeration unit 01 is provided with a pressure sensor 9, the pressure sensor 9 is disposed in a related pipeline of the refrigerant circulation circuit, the pressure sensor 9 can be used for detecting the pressure in the refrigerant circulation circuit, the temperature of the position of the pressure sensor 9 in the refrigerant circulation circuit can be calculated through the pressure value detected by the pressure sensor 9, and the situation that the measured temperature is inaccurate when the temperature sensor is in contact with the external environment is avoided.
Except that above-mentioned integral type refrigerating unit for refrigerator car, this application still provides a refrigerator car including carriage, refrigerating unit 01, and refrigerating unit 01 installs in the carriage, and refrigerating unit 01 is the integral type refrigerating unit for refrigerator car that any above-mentioned.
Specifically, the refrigeration unit 01 may be installed at the front or the rear of the vehicle compartment.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The utility model provides an arbitrary compound mode of all embodiments all is in this utility model's a protection scope, does not do here and gives unnecessary details.
The refrigerator car provided by the utility model is described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above description of the embodiments is only used to help understand the method and its core idea of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.
Claims (10)
1. An integrated refrigerating unit for a refrigerator car is characterized by comprising a box body structure and a refrigerating assembly, wherein the box body structure is used for being installed in a carriage of the refrigerator car;
the refrigeration assembly comprises a compressor (5), a condenser (4), a throttling device (1) and an evaporator (8), wherein the compressor (5), the condenser (4), the throttling device (1) and the evaporator (8) are connected in series to form a refrigerant circulation loop;
a heating structure and a sterilizing structure are arranged in the evaporator (8), and the heating structure is used for heating the gas flowing through the evaporator (8); the sterilization structure is used for sterilizing the gas flowing through the evaporator (8).
2. The integrated refrigerating unit for refrigerator car according to claim 1, wherein said box structure is provided with a flange (13), said flange (13) being fixedly connected to said compartment by means of a connecting member.
3. An integrated refrigeration unit for refrigerated vehicles as set forth in claim 2 wherein said cabinet structure is mounted to the rear or front of the vehicle compartment by said flanged rim (13).
4. An integrated refrigerating unit for refrigerator cars according to claim 1, characterized in that a temperature sensor is provided at the air outlet of the evaporator (8).
5. An integrated refrigeration unit for refrigerated vehicles according to any of claims 1-4 characterized in that the refrigeration assembly further comprises a plate heat exchanger (11), the plate heat exchanger (11) being provided with a cold side flow path and a hot side flow path, the refrigerant in the refrigerant circulation loop flowing through the plate heat exchanger (11).
6. Integrated refrigerating unit for refrigerated vehicles according to any of claims 1 to 4, characterized in that the tank structure is also provided with a backup power interface (6).
7. Integrated refrigeration unit for refrigerated vehicles according to any of claims 1 to 4, characterized in that it is further provided with a dry filter (10), the dry filter (10) being connected between the condenser (4) and the throttling device (1).
8. Integrated refrigerating unit for refrigerated vehicles according to any of claims 1-4, characterized in that the refrigerating assembly is further provided with a gas-liquid separator (12), the gas-liquid separator (12) being connected between the evaporator (8) and the compressor (5).
9. A refrigerator car characterized by comprising a vehicle compartment (14) and a refrigerating unit (01), wherein the refrigerating unit (01) is installed in the vehicle compartment (14), and the refrigerating unit (01) is the integrated refrigerating unit for refrigerator cars according to any one of claims 1 to 8.
10. Refrigerator car according to claim 9, characterized in that the refrigerating unit (01) is mounted at the rear or front in the passenger compartment (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222255929.1U CN218065489U (en) | 2022-08-25 | 2022-08-25 | Integrated refrigerating unit for refrigerator car and refrigerator car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222255929.1U CN218065489U (en) | 2022-08-25 | 2022-08-25 | Integrated refrigerating unit for refrigerator car and refrigerator car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218065489U true CN218065489U (en) | 2022-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222255929.1U Active CN218065489U (en) | 2022-08-25 | 2022-08-25 | Integrated refrigerating unit for refrigerator car and refrigerator car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218065489U (en) |
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2022
- 2022-08-25 CN CN202222255929.1U patent/CN218065489U/en active Active
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