Multi-connected fluorine pump air conditioner main unit

Abstract

The utility model provides a multi-connected fluorine pump air conditioner host, which is characterized in that an evaporation cavity and a condensation cavity are arranged in a cabinet, a condenser, a condensation fan and a fan frequency conversion controller are arranged in the condensation cavity, the fan frequency conversion controller is electrically connected with the condensation fan, a circulation pipeline and a main control box are arranged in the evaporation cavity, and the main control box is electrically connected with the condensation fan. The circulating pipeline is connected with a condenser pipeline to form a multi-connected fluorine pump system, the main control box is electrically connected with the multi-connected fluorine pump system, and the multi-connected fluorine pump system comprises a primary side refrigeration set and a secondary side refrigeration set. A circulation pipeline is installed at the inner bottom of the cabinet, the structure is compact, the fluorine pump technology is adopted, the main machine is arranged outdoors, power is provided through the fluorine pump, and the space of a machine room is not occupied; and the frequency of the compressor can be freely adjusted according to actual thermal load by adopting a variable-frequency compression parallel refrigerator technology, supply is realized as required, and energy conservation is realized. When the preset value is met, energy saving is achieved through a natural cold source, and the indoor terminal air conditioner can be flexibly and diverse.

Description

Technical Field

[0001] The utility model relates to refrigeration equipment, in particular to a multi-connected fluorine pump air-conditioning host. Background Art

[0002] With the rapid development of the information industry, energy conservation and emission reduction of communication networks has become one of the important indicators for assessing various operating companies. The most important thing for energy conservation and emission reduction in computer rooms is to reduce the energy consumption of communication main equipment and air conditioners. With the application of high power density technology, the development of cloud computing and IDC, computer room air conditioners have almost accounted for more than 50% of power consumption. Saving air conditioning energy consumption has become the focus and direction of energy conservation and emission reduction. In addition, the heat dissipation module of existing air conditioners is installed in the computer room, which is large in size and difficult to install, maintain and disassemble on site. Utility Model Content

[0003] The utility model provides a multi-fluorine pump air-conditioning host to solve the technical problems raised in the background technology.

[0004] The technical solution adopted by the utility model to solve the above technical problems is:

[0005] A multi-fluorine pump air conditioner host comprises a cabinet, wherein an evaporation chamber and a condensation chamber are arranged in the cabinet, wherein the condensation chamber is located above the evaporation chamber, wherein a condenser is installed in the condensation chamber, and a condensation fan is installed on the top of the cabinet and above the condenser, wherein a fan frequency conversion controller is installed on one side of the condenser, and the fan frequency conversion controller is electrically connected to the condensation fan; a circulation pipeline is installed in the evaporation chamber, wherein the circulation pipeline is connected with the condenser pipeline to form a multi-fluorine pump system, wherein a main control box is installed on one side of the circulation pipeline, and wherein the main control box is electrically connected to the multi-fluorine pump system; the multi-fluorine pump system comprises a primary refrigeration group and a secondary refrigeration group, wherein the primary refrigeration group is composed of a condenser, a drying filter, a solenoid valve, an electronic expansion valve, an intermediate heat exchanger, a gas-liquid separator, a compressor and an oil separator; and the secondary refrigeration group is composed of a condenser, an electric two-way valve, a liquid storage device and a refrigerant pump.

[0006] As a further preferred embodiment of the present invention, the primary-side refrigeration group and the secondary-side refrigeration group are symmetrically arranged in the evaporation chamber, and an outlet pipe of the primary-side refrigeration group and an outlet pipe of the secondary-side refrigeration group are on different sides.

[0007] As a further preferred embodiment of the present invention, a detachable support plate is provided at the bottom of the cabinet, and the circulation pipeline is installed on the support plate.

[0008] As a further preferred embodiment of the present invention, the condenser is a double-coil condenser, and the two condensing coils are respectively connected to the primary refrigeration group and the secondary refrigeration group. The condenser is V-shaped, and the angle between the two condensing coils is 30° to 60°.

[0009] As a further preferred embodiment of the present invention, the intermediate heat exchanger is a plate heat exchanger.

[0010] As a further preferred embodiment of the present invention, a sight glass is provided between the drying filter and the solenoid valve.

[0011] As a further preferred embodiment of the present invention, two compressors are provided and connected in parallel.

[0012] As a further preferred embodiment of the present invention, the condensing fan is an EC fan.

[0013] Compared with the prior art, the utility model has the following advantages or technical effects:

[0014] The circulation pipeline is installed at the inner bottom of the cabinet, with a compact structure. The fluorine pump technology is used to place the main unit outdoors, and the fluorine pump is used to provide power, which does not occupy the space in the machine room. The variable frequency compression parallel refrigeration machine technology can freely adjust the compressor frequency according to the actual heat load, supply on demand, and achieve energy saving. When the preset value is met, the natural cold source is used to achieve energy saving. It can be matched with indoor terminal air conditioners flexibly and diversely. It can adopt backboard type, row type, room-level type, and can be flexibly selected according to customer on-site needs; both internal and external units can realize multi-connection application, intelligent control technology, active optimization, and seamless switching of different modes. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model and its features, shapes and advantages will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings. The same reference numerals indicate the same parts throughout the drawings.

[0016] Figure 1 This is a structural diagram of a multi-unit fluorine pump air conditioner host;

[0017] Figure 2 This is the main view of the multi-unit fluorine pump air conditioner host;

[0018] Figure 3 This is a side view of the main unit of the multi-unit fluorine pump air conditioner;

[0019] Figure 4 This is a schematic diagram of the fluorine pump system;

[0020] Figure 5 This is a schematic diagram of the application scenario of the multi-link fluorine pump air conditioning host;

[0021] In the figure, 1, cabinet, 11, support plate, 2, evaporation chamber, 3, condensation chamber, 4, condenser, 5, condensation fan, 6, fan frequency conversion controller, 7, circulation pipeline, 8, main control box, 9, drying filter, 10, sight glass, 11, solenoid valve, 12, electronic expansion valve, 13, intermediate heat exchanger, 14, gas-liquid separator, 15, compressor, 16, oil separator, 17, electric two-way valve, 18, liquid storage tank, 19, refrigerant pump, 20, support plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention are described below in conjunction with the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents the selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative work belong to the protection scope of the present invention. Example

[0023] Please refer to the attached Figure 1-Figure 5 The utility model provides a multi-link fluorine pump air conditioner host, including a cabinet 1, an evaporation chamber 2 and a condensation chamber 3 are arranged in the cabinet 1, the condensation chamber 3 is located above the evaporation chamber 2, a condenser 4 is installed in the condensation chamber 3, a condensation fan 5 is installed on the top of the cabinet 1 and above the condenser 4 to form an air outlet of the condensation chamber, a fan frequency conversion controller 6 is installed on the right side of the condenser 4, and the fan frequency conversion controller 6 is electrically connected to the condensation fan 5. A circulation pipeline 7 is installed in the evaporation chamber 2, and the circulation pipeline 7 is connected to the condenser 4 pipeline to form a multi-link fluorine pump system. A main control box 8 is installed on the right side of the circulation pipeline 7, and the main control box 8 is electrically connected to the multi-link fluorine pump system for controlling the entire unit. The multi-connected fluorine pump system includes a primary refrigeration group and a secondary refrigeration group. The primary refrigeration group is composed of a condenser 4, a drying filter 9, a solenoid valve 11, an electronic expansion valve 12, an intermediate heat exchanger 13, a gas-liquid separator 14, a compressor 15 and an oil separator 16. The secondary refrigeration group is composed of a condenser 4, an electric two-way valve 17, a liquid storage tank 18, and a refrigerant pump 19. The primary refrigeration group and the secondary refrigeration group share a condensing fan. The condenser 4 is a double-coil condenser. The two condensing coils are respectively connected to the primary refrigeration group and the secondary refrigeration group. The condenser 4 has a V-shaped structure, and the angle between the two condensing coils is 45°.

[0024] In the above structure, the intermediate heat exchanger 13 adopts a plate heat exchanger, and the condensing fan 5 adopts an EC fan. Two compressors 15 are provided and connected in parallel. The frequency conversion compression parallel refrigeration machine technology can freely adjust the compressor frequency according to the actual heat load, supply on demand, and achieve energy saving. A sight glass 10 is provided between the dry filter 9 and the solenoid valve 11 to facilitate observation of the liquid level of the refrigerant and to detect whether there is water vapor at the rear end of the dry filter 9 in the system.

[0025] Further explanation: the primary refrigeration group and the secondary refrigeration group are symmetrically arranged in the evaporation chamber 2, the outlet pipe of the primary refrigeration group is connected to the condenser 4 from the left, and the outlet pipe of the secondary refrigeration group is connected to the condenser 4 from the right. A support plate 20 is installed at the bottom of the cabinet 1, and the front and rear ends of the support plate 20 are detachably connected to the cabinet 1 by bolts or snaps, and the circulation pipeline 7 is integrated and installed on the support plate 20. When the circulation pipeline 7 fails and needs to be repaired, the connection between the circulation pipeline 7 and the condenser 4 can be disconnected first, and then the support plate 20 can be directly taken out to repair the circulation pipeline 7 and replace parts, which is simple to operate.

[0026] The units in the air-conditioning mainframe provided by the utility model are all prefabricated and integrated in the factory, which is convenient for the transportation of the whole machine. It can be quickly deployed on site and connected to the terminal air-conditioning product system to perform a closed-loop refrigeration and heat dissipation cycle. The mainframe is placed outdoors and powered by a fluorine pump, which does not occupy the space of the machine room, makes full use of the outdoor natural cold source, reduces the energy consumption of the unit, and realizes three circulation systems of compressor refrigeration, mixed energy-saving refrigeration and natural cooling energy-saving refrigeration in the same refrigeration system, with a highly integrated design. The whole factory is prefabricated, and the on-site construction period is fast.

[0027] The host has three operating modes: compressor mode, compressor + natural cooling mixed mode and natural cooling source single operation mode. When the outdoor temperature is ≤25℃, the mixed cooling mode can be turned on, and the natural cooling source can assist the compressor to operate, saving compressor power consumption, reducing condensing temperature, increasing cooling capacity, and increasing system energy efficiency. When the outdoor temperature is ≤10℃, the natural cooling source single operation mode is turned on, saving compressor power consumption and greatly improving the system energy efficiency.

[0028] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structural transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, is also included in the patent protection scope of the present invention.

Claims

1. A multi-link fluorine pump air conditioner host, comprising a cabinet (1), characterized in that: The cabinet (1) is provided with an evaporation chamber (2) and a condensation chamber (3), the condensation chamber (3) being located above the evaporation chamber (2), a condenser (4) being installed in the condensation chamber (3), a condensation fan (5) being installed at the top of the cabinet (1) and located above the condenser (4), a fan frequency conversion controller (6) being installed on one side of the condenser (4), the fan frequency conversion controller (6) being electrically connected to the condensation fan (5); a circulation pipeline (7) being installed in the evaporation chamber (2), the circulation pipeline (7) being connected to the condenser (4) to form a multi-link fluorine pump A system, wherein a main control box (8) is installed on one side of the circulation pipeline (7), and the main control box (8) is electrically connected to the multi-connected fluorine pump system; the multi-connected fluorine pump system comprises a primary side refrigeration group and a secondary side refrigeration group, the primary side refrigeration group is composed of a condenser (4), a drying filter (9), a solenoid valve (11), an electronic expansion valve (12), an intermediate heat exchanger (13), a gas-liquid separator (14), a compressor (15) and an oil separator (16); the secondary side refrigeration group is composed of a condenser (4), an electric two-way valve (17), a liquid storage tank (18), and a refrigerant pump (19).

2. A multi-link fluorine pump air conditioner main unit according to claim 1, characterized in that: The primary-side refrigeration group and the secondary-side refrigeration group are symmetrically arranged in the evaporation chamber (2), and the outlet pipe of the primary-side refrigeration group and the outlet pipe of the secondary-side refrigeration group are on different sides.

3. A multi-link fluorine pump air conditioner main unit according to claim 1, characterized in that: A detachable support plate (20) is provided at the bottom of the cabinet (1), and the circulation pipeline (7) is installed on the support plate (20).

4. A multi-pump air conditioner main unit according to claim 1, characterized in that: The condenser (4) is a double-coil condenser, and the two condensing coils are respectively connected to the primary-side refrigeration group and the secondary-side refrigeration group.

5. A multi-link fluorine pump air conditioner main unit according to claim 4, characterized in that: The condenser (4) has a V-shaped structure, and the angle between the two condensing coils is 30° to 60°.

6. A multi-link fluorine pump air conditioner main unit according to claim 1, characterized in that: The intermediate heat exchanger (13) is a plate heat exchanger.

7. A multi-link fluorine pump air conditioner main unit according to claim 1, characterized in that: A sight glass (10) is provided between the drying filter (9) and the solenoid valve (11).

8. A multi-link fluorine pump air conditioner main unit according to claim 1, characterized in that: Two compressors (15) are provided and connected in parallel.

9. A multi-link fluorine pump air conditioner main unit according to claim 1, characterized in that: The condensing fan (5) is an EC fan.

Images