Novel precise refrigeration air conditioning unit

Abstract

The utility model relates to the technical field of air conditioning units, in particular to a novel precise refrigeration air conditioning unit which comprises an air conditioning unit body, an evaporator, a centrifugal compressor and a condenser are arranged in the air conditioning unit body, and a temperature detection module is further arranged at the end of the evaporator. A ventilation end and an access hole are formed in the outer side of the air conditioning unit body, a base is arranged at the bottom of the air conditioning unit body, the temperature of a refrigerant flowing through an expansion valve is measured in real time through a temperature detection module arranged on one side of the expansion valve, and a temperature signal can be transmitted to a control system. And the refrigerating system can operate in a stable temperature and pressure range, so that the precise refrigerating effect of the air conditioner can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air-conditioning units, in particular to a novel precise refrigeration air-conditioning unit. Background Art

[0002] A refrigeration and air conditioning unit is a device specifically used for refrigeration and air conditioning, usually composed of components such as a compressor, a condenser, an expansion valve and an evaporator. It achieves the function of cooling or heating by circulating a medium such as a refrigerant or air. Refrigeration and air conditioning units are widely used in commercial and industrial occasions, as well as in home environments, to meet the needs of temperature and humidity regulation.

[0003] Although most air-conditioning units on the market today are equipped with temperature sensors, most of them are installed at the air outlet and the outside end of the air-conditioning unit. They mainly detect the temperature of the air outlet and the external ambient temperature. They cannot detect the temperature of the internal refrigerant, and thus cannot understand the operating status of the refrigeration system, and therefore cannot know the refrigeration effect, and cannot achieve the purpose of precise refrigeration.

[0004] Therefore, it is necessary to design a new type of precision refrigeration air conditioning unit to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a novel precision refrigeration and air conditioning unit to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A novel precision refrigeration air-conditioning unit comprises an air-conditioning unit body, wherein an evaporator, a centrifugal compressor and a condenser are arranged inside the air-conditioning unit body, a temperature detection module is also arranged at the evaporator end, a ventilation end and an inspection port are arranged at the outside of the air-conditioning unit body, and a base is arranged at the bottom of the air-conditioning unit body.

[0008] As a preferred solution of the utility model, the evaporator, centrifugal compressor and condenser are all fixedly installed in the internal position of the air-conditioning unit body, and the output end of the centrifugal compressor is connected to the input end of the condenser, and the output end of the condenser is connected to the input end of the evaporator.

[0009] As a preferred solution of the utility model, an expansion valve is provided between the condenser and the evaporator, and the expansion valve is a high-performance electronic expansion valve.

[0010] As a preferred solution of the present invention, the temperature detection module is a high-sensitivity, high-precision temperature sensor, which is installed between the evaporator and the expansion valve.

[0011] As a preferred solution of the utility model, an air conditioning control device is also embedded and installed on the outer side of the air conditioning unit body, and the air conditioning control device is communicatively connected with the above-mentioned temperature detection module.

[0012] As a preferred solution of the utility model, anti-collision blocks are fixedly mounted on the four upper corners of the air-conditioning unit body. The anti-collision blocks are designed to be a right-angle structure and are made of nylon material.

[0013] As a preferred solution of the utility model, elastic plug-in columns are fixedly installed at the four bottom corners of the air-conditioning unit body, plug-in grooves are opened at the four upper corners of the base, and the plug-in grooves and the elastic plug-in columns are plugged in cooperation.

[0014] As a preferred solution of the utility model, a sound-absorbing medium is arranged between the base and the bottom of the air-conditioning unit body, and the sound-absorbing medium is filled into the cavity between the base and the air-conditioning unit body. At the same time, anti-collision pads are also arranged at the four outer corners of the base, and the anti-collision pads at the four corners of the base are installed on the outer ends of the four lower corners of the air-conditioning unit body.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] In the utility model, a new type of precise refrigeration and air-conditioning unit is set up. When the refrigeration and air-conditioning unit is used, once the control system issues a refrigeration command, the refrigeration system will start to work, the compressor will start to run, compress the refrigerant and transport it to the condenser, in the condenser, the refrigerant releases heat and becomes liquid, and then enters the evaporator through the expansion valve, in the evaporator, the refrigerant absorbs heat and becomes gas, thereby achieving a refrigeration effect, and during the operation of the refrigeration system, the temperature of the refrigerant after passing through the expansion valve is measured in real time through a temperature detection module set on one side of the expansion valve, and this temperature signal will be transmitted to the control system, so that the refrigeration system can operate within a stable temperature and pressure range, thereby improving the precise refrigeration effect of the air conditioner. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 for Figure 1 Schematic diagram of the internal local three-dimensional structure;

[0019] Figure 3 It is a schematic diagram of the top view of the evaporator, centrifugal compressor, condenser and temperature detection module;

[0020] Figure 4 for Figure 1Schematic diagram of the three-dimensional structure after local separation.

[0021] In the figure: 1. Air conditioning unit body; 2. Evaporator; 3. Centrifugal compressor; 4. Condenser; 5. Temperature detection module; 6. Ventilation end; 7. Inspection port; 8. Base; 9. Expansion valve; 10. Air conditioning control device; 11. Anti-collision block; 12. Elastic plug-in column; 13. Plug-in slot; 14. Sound-absorbing medium; 15. Anti-collision pad. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings below. Several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0024] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0026] For examples, see Figure 1-4 , the utility model provides a technical solution:

[0027] A novel precision refrigeration air-conditioning unit comprises an air-conditioning unit body 1, wherein an evaporator 2, a centrifugal compressor 3 and a condenser 4 are respectively arranged inside the air-conditioning unit body 1, a temperature detection module 5 is also arranged at the end of the evaporator 2, and the temperature detection module 5 is a temperature sensor for detecting the real-time temperature of the refrigerant coming out of the evaporator 2, a ventilation end 6 and an inspection port 7 are respectively arranged on the outside of the air-conditioning unit body 1, wherein the inside of the air-conditioning unit body 1 can be inspected by opening the inspection port 7, and a base 8 is arranged at the bottom of the air-conditioning unit body 1.

[0028] For details, please refer to Figure 1 , Figure 2 as well as Figure 3 The evaporator 2, the centrifugal compressor 3 and the condenser 4 are all fixedly installed at the internal position of the air-conditioning unit body 1, and the output end of the centrifugal compressor 3 is connected to the input end of the condenser 4, and the output end of the condenser 4 is connected to the input end of the evaporator 2; an expansion valve 9 is arranged between the condenser 4 and the evaporator 2, and the expansion valve 9 is a high-performance electronic expansion valve; the temperature detection module 5 is a high-sensitivity and high-precision temperature sensor, which is installed at a position between the evaporator 2 and the expansion valve 9;

[0029] In this embodiment, the centrifugal compressor 3 starts to operate, compresses the refrigerant and transports it to the condenser 4. In the condenser 4, the refrigerant releases heat and becomes liquid, and then enters the evaporator 2 through the expansion valve 9. In the evaporator 2, the refrigerant absorbs heat and becomes gas, thereby achieving a refrigeration effect. During the operation of the refrigeration system, the temperature of the refrigerant after passing through the expansion valve 9 is measured in real time by a temperature detection module 5 arranged on one side of the expansion valve 9.

[0030] Furthermore, an air-conditioning control device 10 is embedded and installed on the outside of the air-conditioning unit body 1, and the air-conditioning control device 10 is communicatively connected with the above-mentioned temperature detection module 5; by transmitting the above-mentioned temperature signal to the control system in the air-conditioning control device 10, the refrigeration system can operate within a stable temperature and pressure range.

[0031] For details, please refer to Figure 1 as well as Figure 4 Elastic plug-in columns 12 are fixedly installed at the four corners of the bottom of the air-conditioning unit body 1, and plug-in grooves 13 are opened at the four corners above the base 8, and the plug-in grooves 13 and the elastic plug-in columns 12 are matched and plugged; a sound-absorbing medium 14 is arranged between the base 8 and the bottom of the air-conditioning unit body 1, and the sound-absorbing medium 14 is filled into the cavity between the base 8 and the air-conditioning unit body 1;

[0032] In this embodiment, the bottom of the air-conditioning unit body 1 is assembled and installed by means of an elastic plug-in column 12 and a base 8. When the air-conditioning unit body 1 generates vibration and noise due to operation, the noise will be absorbed by the sound-absorbing medium 14 below, thereby reducing the operating noise.

[0033] Furthermore, anti-collision pads 15 are provided at the four outer corners of the base 8, and the anti-collision pads 15 at the four corners of the base 8 are sleeved and installed on the outer ends of the four lower corners of the air-conditioning unit body 1; anti-collision blocks 11 are sleeved and fixedly installed at the four upper corners of the air-conditioning unit body 1, and the anti-collision blocks 11 are designed as a right-angle structure and are made of nylon material; the air-conditioning unit body 1 is protected by the anti-collision pads 15 and the anti-collision blocks 11, thereby improving its safety during transportation.

[0034] The working process of the utility model is as follows: when using the new precision refrigeration air-conditioning unit, once the control system in the air-conditioning control device 10 issues a refrigeration command, the refrigeration system will start to work, and the centrifugal compressor 3 will start to run, compress the refrigerant and transport it to the condenser 4, in the condenser 4, the refrigerant releases heat and becomes liquid, and then enters the evaporator 2 through the expansion valve 9, in the evaporator 2, the refrigerant absorbs heat and becomes gas, thereby achieving a refrigeration effect, and during the operation of the refrigeration system, the temperature of the refrigerant after passing through the expansion valve 9 is measured in real time by a temperature detection module 5 arranged on one side of the expansion valve 9, and this temperature signal will be transmitted to the control system, so that the refrigeration system can operate within a stable temperature and pressure range, thereby improving the precise refrigeration effect of the air conditioner. It is worth noting that when the air-conditioning unit body 1 generates vibration and noise due to operation, the noise will be absorbed by the sound-absorbing medium 14 below, thereby reducing its operating noise.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel precision refrigeration air conditioning unit, comprising an air conditioning unit body (1), characterized in that: An evaporator (2), a centrifugal compressor (3) and a condenser (4) are arranged inside the air conditioning unit body (1), a temperature detection module (5) is also arranged at the end of the evaporator (2), a ventilation end (6) and an inspection port (7) are arranged on the outside of the air conditioning unit body (1), and a base (8) is arranged at the bottom of the air conditioning unit body (1).

2. A novel precision refrigeration and air conditioning unit according to claim 1, characterized in that: The evaporator (2), the centrifugal compressor (3) and the condenser (4) are all fixedly installed at internal positions of the air conditioning unit body (1), and the output end of the centrifugal compressor (3) is connected to the input end of the condenser (4), and the output end of the condenser (4) is connected to the input end of the evaporator (2).

3. A novel precision refrigeration and air conditioning unit according to claim 1, characterized in that: An expansion valve (9) is arranged between the condenser (4) and the evaporator (2), and the expansion valve (9) is a high-performance electronic expansion valve.

4. A novel precision refrigeration and air conditioning unit according to claim 1, characterized in that: The temperature detection module (5) is a high-sensitivity, high-precision temperature sensor, which is installed between the evaporator (2) and the expansion valve (9).

5. According to claim 1, a new precision refrigeration and air conditioning unit is characterized in that: An air conditioning control device (10) is also embedded and installed on the outside of the air conditioning unit body (1), and the air conditioning control device (10) is communicatively connected to the temperature detection module (5).

6. A novel precision refrigeration and air conditioning unit according to claim 1, characterized in that: Anti-collision blocks (11) are fixedly mounted on the four upper corners of the air conditioning unit body (1); the anti-collision blocks (11) are designed to be a right-angle structure and are made of nylon material.

7. A novel precision refrigeration and air conditioning unit according to claim 1, characterized in that: Elastic plug-in columns (12) are fixedly mounted at the four corners at the bottom of the air-conditioning unit body (1), and plug-in grooves (13) are provided at the four corners above the base (8), and the plug-in grooves (13) and the elastic plug-in columns (12) are plugged in cooperation with each other.

8. A novel precision refrigeration and air conditioning unit according to claim 1, characterized in that: A sound absorbing medium (14) is arranged between the base (8) and the bottom of the air conditioning unit body (1), and the sound absorbing medium (14) is filled into the cavity between the base (8) and the air conditioning unit body (1). Meanwhile, anti-collision pads (15) are arranged at the four corners on the outside of the base (8), and the anti-collision pads (15) at the four corners of the base (8) are sleeved and installed on the outer ends of the four lower corners of the air conditioning unit body (1).

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