CN215523915U

CN215523915U - Laser water chiller of changeable single two temperature modes

Info

Publication number: CN215523915U
Application number: CN202121476594.5U
Authority: CN
Inventors: 陈松; 樊青蓝; 姜汉; 辛奥杰; 闻小康
Original assignee: Wuhan Hanli Refrigeration Technology Co ltd
Current assignee: Wuhan Hanli Refrigeration Technology Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-01-14
Anticipated expiration: 2031-06-30

Abstract

The application belongs to the technical field of refrigerating devices matched with optical fiber laser equipment, and particularly relates to a laser water chiller with switchable single and double temperature modes. Comprises a cold water tank, a condenser, a heat conduction coil pipe, a compressor, a main circulating pump and an electric heating device; the coil pipe is arranged in the cold water tank; the system also comprises a refrigeration loop, a low-temperature load pipeline, a normal-temperature load pipeline, a water return pipeline and a normal-temperature circulation pipeline. This application can stable output low cooling water and normal atmospheric temperature cold water, can the fast switch-over realize single temperature or two temperature supply structures simultaneously, has improved the utilization efficiency of cold source, has reduced condenser refrigeration output pressure, has still set up the electrical heating structure alone to in more effective accurate regulation temperature.

Description

Laser water chiller of changeable single two temperature modes

Technical Field

The application belongs to the technical field of refrigerating devices matched with optical fiber laser equipment, and particularly relates to a laser water chiller with switchable single and double temperature modes.

Background

Laser equipment is because of its have high efficiency height, the light beam is of high quality, the stable performance is reliable and the radiating advantage of being convenient for, obtain wide application in fields such as various mark marking prints, material shaping processing and laser cutting, because laser source and inside electrical installation etc. continuously generate heat in the course of the work, lead to equipment spare part and ambient temperature to constantly rise, this can lead to the performance of laser equipment and each components and parts and receive the harm, consequently need be equipped with refrigerating plant and guarantee that entire system is stable efficient and operate. Meanwhile, because the heating values of different heating devices such as a laser device and an electrical device are different, and the corresponding optimal working temperatures are different, from the viewpoint of ensuring the performance of the laser device, different heating areas should adopt cooling water with different temperatures to cool the heating devices, a structural design mode of double water tanks is adopted in the traditional scheme, namely, a low-temperature water tank is arranged for cooling a load needing to work in a relatively low-temperature state, or a load with high heating power is cooled to form a low-temperature load loop, a normal-temperature water tank is arranged for cooling another normal-temperature working load or a heat source with lower heating value, and the two load loops are generally in a relatively isolated state, although the structural design mode is simple and clear, the whole system is large in size and the number of components, and long in pipeline, and is not convenient to maintain.

Disclosure of Invention

The laser water chiller is simple and compact in structure, capable of switching between single and double temperature modes, capable of using a single water tank and having two working modes of single and double temperatures, convenient to switch, stable and reliable in performance and capable of recycling energy

In order to achieve the purpose, the following technical scheme is adopted in the application.

A laser water chiller capable of switching single and double temperature modes comprises a cold water tank 10, a condenser 11, a heat conduction coil pipe 12, a compressor 13, a main circulating pump 14 and an electric heating device 15; the coil is arranged in a 12 cold water tank 10;

the refrigeration system also comprises a refrigeration loop which is sequentially connected with the heat conduction coil pipe 12, the compressor 13 and the condenser and forms closed circulation;

the low-temperature load pipeline is led out from a water outlet of the cold water tank 10 and is sequentially connected with a main circulating pump 14, a low-temperature control valve K1 and a first flowmeter L1 to form a low-temperature load interface;

the system also comprises a normal temperature load pipeline which is led out from between the main circulating pump 14 and the low temperature control valve K1 and is connected with the normal temperature control valve K2, the second flowmeter L2 and the point heating device 15 in sequence to form a normal temperature load interface;

the water-cooling system also comprises a water return pipeline connected to the cold water tank 10 through a water return control valve K3, and the other end of the water return pipeline extends out of the cold water machine to form a water return interface;

the system also comprises a normal temperature circulating pipeline which is led out from the position between the water return interface and the water return control valve K3 and is connected to the front side of the normal temperature control valve K2 through a circulating control valve K4 and a third flow meter L4.

The laser water chiller with the switchable single-temperature and double-temperature modes further improves and optimizes the laser water chiller, and further comprises an external water supply pipeline which is connected to the front side of the normal temperature control valve K2 through an external control valve K5 and a fourth flow meter L5.

The laser water chiller of the aforesaid changeable single two warm modes of change is improved and optimized further, to the laser water chiller of aforesaid changeable single two warm modes of change is improved and optimized further, electric heater unit 15 includes the heating pipe, and the heat pipe both ends are equipped with water inlet and delivery port, and the heating pipe middle section outside is equipped with the installation shell, and installation shell ring parcel heating pipe is provided with the hot plate in the installation shell, and the inner wall of heating pipe is provided with a plurality of heat conduction fins.

The laser water chiller with the switchable single and double temperature modes is further improved and optimized, and further comprises a heat insulation sleeve arranged on the periphery of the heat conduction pipe, wherein the heat insulation sleeve is arranged around the heat conduction pipe; the heat-insulating sleeve is characterized by further comprising a heat-insulating filling layer arranged between the inner wall of the heat-insulating sleeve and the outer wall of the heat-conducting pipe.

In addition, for further improvement and optimization of the laser water chiller with switchable single-temperature and double-temperature modes, the low-temperature control valve K1, the normal-temperature control valve K2, the return water control valve K3 and the circulating control valve K4 are flow control valves.

The beneficial effects are that:

the laser water chiller capable of switching single and double temperature modes provides a laser water chiller capable of stably outputting low-temperature cooling water and normal temperature cooling water, and simultaneously can rapidly switch to realize a single-temperature or double-temperature supply structure.

Drawings

Fig. 1 is a schematic structural diagram of a laser water chiller with switchable single and double temperature modes.

Wherein the reference numerals include: a cold water tank 10, a condenser 11, a heat conducting coil 12, a compressor 13, a main circulating pump 14 and an electric heating device 15.

Detailed Description

The present application will be described in detail with reference to specific examples.

The application provides a laser cold water machine of changeable single dual temperature mode mainly as laser equipment's supporting refrigeration plant, utilizes the cooling water to dispel the heat the cooling to all kinds of laser equipment to guarantee that equipment lasts steady operation.

As shown in fig. 1, the main structure of the laser water chiller switchable between the single and dual temperature modes includes a cold water tank 10, a condenser 11, a heat conducting coil 12, a compressor 13, a main circulating pump 14, and an electric heating device 15; the coil is arranged in a 12 cold water tank 10;

And an external water supply pipeline connected to the front side of the normal temperature control valve K2 through an external control valve K5 and a fourth flow meter L5.

The application discloses laser cold water machine of changeable single double temperature mode has used the structural style of single water tank, and overall structure is simpler, and the volume dwindles for two water tank structures by a wide margin, through setting up normal atmospheric temperature circulating line for absorbed low temperature load and removed thermal low cooling water and can regard as one of the water source of normal atmospheric temperature cooling water to carry out reuse, can reduce the heating capacity, reduce condensation end refrigeration load, improve cold source output efficiency.

Specially, for further compression equipment volume, electric heater unit 15 includes the heating pipe in this application, and the heat pipe both ends are equipped with water inlet and delivery port, and the heating pipe middle section outside is equipped with the installation shell, and installation shell ring parcel heating pipe is provided with the hot plate in the installation shell, and the inner wall of heating pipe is provided with a plurality of heat conduction fins.

The heat-conducting pipe is arranged in the heat-conducting pipe, and the heat-conducting pipe is arranged in the heat-conducting pipe; the heat-insulating sleeve is characterized by further comprising a heat-insulating filling layer arranged between the inner wall of the heat-insulating sleeve and the outer wall of the heat-conducting pipe.

The heating device is used for regulating and controlling the temperature of the low-temperature cooling water to enable the low-temperature cooling water to be raised to be suitable for normal-temperature load, the function of the normal-temperature water tank can be simulated by utilizing a sleeve heat receiving mode, but the volume is more compact and smaller, and the requirement of the output power of the heating device is reduced due to the fact that a circulating loop is involved, so that the energy-saving and water-saving effects are facilitated

Herein, the low temperature control valve K1, the normal temperature control valve K2, the return water control valve K3, and the circulation control valve K4 refer to flow control valves.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the protection scope of the present application, and although the present application is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.

Claims

1. A laser water chiller with one-key switching between single and double temperature modes is characterized by comprising a cold water tank (10), a condenser (11), a heat conducting coil (12), a compressor (13), a main circulating pump (14) and an electric heating device (15); the coil is arranged in a cold water tank (10) of the (12);

the refrigeration system also comprises a refrigeration loop which is sequentially connected with the heat conduction coil (12), the compressor (13) and the condenser and forms closed circulation;

the low-temperature load pipeline is led out from a water outlet of the cold water tank (10) and is sequentially connected with a main circulating pump (14), a low-temperature control valve (K1) and a first flowmeter (L1) to form a low-temperature load interface;

the device also comprises a normal-temperature load pipeline which is led out from between the main circulating pump (14) and the low-temperature control valve (K1), is sequentially connected with the normal-temperature control valve (K2), the second flowmeter (L2) and the point heating device (15) and then is led out to form a normal-temperature load interface;

the water-cooling system also comprises a water return pipeline connected to the cold water tank (10) through a water return control valve (K3), and the other end of the water return pipeline extends out of the cold water machine to form a water return interface;

the system also comprises a normal temperature circulating pipeline which is led out from between the water return interface and the water return control valve (K3) and is connected to the front side of the normal temperature control valve (K2) through a circulating control valve (K4) and a third flow meter (L4).

2. The laser water chiller switchable between single and dual temperature modes according to claim 1 further comprising an external water supply line connected to the front side of the room temperature control valve (K2) through an external control valve (K5) and a fourth flow meter (L5).

3. The laser water chiller with switchable single and double temperature modes according to claim 1, wherein the electric heating device (15) comprises a heating pipe, the two ends of the heat conduction pipe are provided with a water inlet and a water outlet, the outer side of the middle section of the heating pipe is provided with a mounting shell, the mounting shell is annularly wrapped around the heating pipe, the heating plate is arranged in the mounting shell, and the inner wall of the heating pipe is provided with a plurality of heat conduction fins.

4. The laser water chiller with the switchable single and dual temperature modes according to claim 3, further comprising a heat insulating sleeve arranged on the periphery of the heat conducting pipe, wherein the heat insulating sleeve is arranged around the heat conducting pipe; the heat-insulating sleeve is characterized by further comprising a heat-insulating filling layer arranged between the inner wall of the heat-insulating sleeve and the outer wall of the heat-conducting pipe.

5. The laser water chiller with switchable single and dual temperature modes according to claim 1, wherein the low temperature control valve (K1), the normal temperature control valve (K2), the backwater control valve (K3) and the circulation control valve (K4) are flow control valves.