CN217571292U

CN217571292U - Laser water chiller water tank of quick heat exchange

Info

Publication number: CN217571292U
Application number: CN202221179864.0U
Authority: CN
Inventors: 韦泽平
Original assignee: Guangzhou Jizhi Electromechanical Co ltd
Current assignee: Guangzhou Jizhi Electromechanical Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-10-14
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses a laser cold water machine water tank of quick heat exchange, including the water tank body, this internal winding of water tank has the low temperature coil pipe, and only the fin is all established to low temperature coil pipe inner wall and surface, and water tank body upper end is provided with the inlet tube, the lower extreme is provided with the outlet pipe, and agitator motor is installed to the upper end of water tank body, and agitator motor's pivot is passed the water tank body and is inserted and locate water tank body bottom, and the inner circle that just is located the low temperature dish in agitator motor's the pivot is provided with at least one flabellum. Therefore, the contact area of liquid in low temperature coil pipe and the water tank is effectively increased to the inside and outside fin of low temperature coil pipe, greatly increased low temperature coil pipe's hot-conducting speed, flabellum is liquid in low temperature coil pipe inner circle stirring water tank simultaneously, and spout portion spun liquid can stir liquid formation swirl in the water tank fast, the flow velocity and the stirring range of liquid in the effective increase water tank, so make the liquid in the water tank keep the temperature unanimous, and then realize the quick heat exchange of the liquid in the water tank.

Description

Laser water chiller water tank of quick heat exchange

Technical Field

The utility model belongs to the technical field of the laser cooling water machine technique and specifically relates to a laser cooling water machine water tank of quick heat exchange.

Background

As is well known, the laser water chiller is an individual application of an industrial refrigerator to the laser industry, and the laser water chiller mainly carries out water circulation cooling on a laser generator of laser equipment and controls the service temperature of the laser generator so that the laser generator can keep high power and normally work for a long time.

Wherein the water tank is the heat exchange device in the laser cooling water machine, but the area of contact of liquid is less in low temperature coil pipe and the water tank in the current cooling water machine water tank, it is slower to cause the speed of heat exchange, water in the water tank can not rapid cooling, can not satisfy laser generator's rapid cooling, the laser cutting head just can not high-efficient work, influence laser cutting machine's work efficiency, simultaneously because the water velocity of flow in the water tank is slower, near the temperature near low temperature coil pipe is lower, the temperature in other places of water tank is higher, cause the temperature of water in the water tank inconsistent, and then make the water in the water tank can not accomplish the heat exchange fast, we propose a laser cooling water machine water tank of rapid heat exchange for this reason and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To the not enough of existence among the above-mentioned prior art, the utility model aims to provide a laser cold water machine water tank of quick heat exchange.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a quick heat exchange's laser cold water machine water tank, includes the water tank body, this internal winding of water tank has at least round low temperature coil pipe, the low temperature coil pipe both ends are exposed in the surface of water tank body, low temperature coil pipe inner wall and surface all establish only an at least fin, the periphery of water tank body upper end is provided with the inlet tube with water tank body inner chamber intercommunication, the periphery of lower extreme is provided with the outlet pipe with water tank body inner chamber intercommunication, agitator motor is installed to the upper end of water tank body, agitator motor's pivot is passed the water tank body and is inserted and locate water tank body bottom, it is provided with at least one flabellum just to be located low temperature dish inner circle in agitator motor's the pivot.

Preferably, the water inlet direction of the water inlet pipe is tangential to the radial direction of the box body.

Preferably, a nozzle part with a diameter smaller than that of the water inlet pipe is arranged at one end of the water inlet pipe and in the box body.

Preferably, the tail end of the rotating shaft of the stirring motor is connected with the bottom of the water tank body through a bearing seat.

Preferably, the circumferential array of the inner wall and the outer surface of the low-temperature coil is provided with a plurality of radiating fins.

Preferably, the low temperature coil is made of copper or aluminum or stainless steel.

Preferably, the water inlet pipe and the water outlet pipe are both provided with a pressure control valve in series.

Preferably, the outer wall of the water tank body is provided with a hollow heat preservation cavity, and polyurethane foam is filled in the heat preservation cavity.

Preferably, the bottom of the water tank body is provided with an installation lug seat, and the lower end of the installation lug seat is provided with a shock pad.

Due to the adoption of the scheme, the utility model discloses low temperature coil pipe inner wall and surface circumference array have a plurality of fin, and agitator motor's pivot is provided with the flabellum and inserts and locate the low temperature coil pipe inner circle, therefore the inside and outside fin of low temperature coil pipe effectively increases the area of contact of low temperature coil pipe and the interior liquid of water tank, accelerate the low temperature conduction of the interior refrigerant of low temperature coil pipe and the interior liquid of water tank, greatly increased the speed of the heat exchange of low temperature coil pipe, and then the liquid in the water tank can cool down fast, can satisfy the rapid cooling of laser generator, make the laser cutting head can high-efficient work, improve laser cutting machine's work efficiency; simultaneously agitator motor's pivot drives the flabellum and at low temperature coil pipe outer wall and fin's flow velocity in the low temperature dish inner circle stirring water tank, and the spout portion spun liquid can stir the interior liquid of water tank fast and form the swirl, effectively increase the flow velocity and the stirring range of liquid in the water tank, so make the liquid in the water tank keep the temperature unanimous, make the liquid temperature in the water tank more stable, and then realize the quick heat exchange of the liquid in the water tank, a structure is simple, high durability and convenient use, and the high practicability is realized.

Drawings

Fig. 1 is a schematic diagram of the structural principle of the embodiment of the present invention.

Fig. 2 is a cross-sectional view of a cryogenic coil according to an embodiment of the present invention.

In the figure:

1. a water tank body; 2. a low temperature coil; 3. a heat sink; 4. a water inlet pipe; 5. a water outlet pipe; 6. a stirring motor; 7. a fan blade; 8. a spout portion; 9. a bearing seat; 10. a pressure control valve; 11. a heat preservation cavity; 12. a polyurethane foam; 13. an ear mount; 14. a shock pad; 15. a liquid.

Detailed Description

The embodiments of the invention will be described in detail hereinafter with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1 to 2, the laser water chiller water tank with rapid heat exchange provided in this embodiment includes a water tank body 1, at least one circle of low temperature coil 2 is wound in the water tank body 1, two ends of the low temperature coil 2 are exposed out of the outer surface of the water tank body 1, only at least one cooling fin 3 is arranged on the inner wall and the outer surface of the low temperature coil 2, a water inlet pipe 4 communicated with the inner cavity of the water tank body 1 is arranged on the circumferential surface of the upper end of the water tank body 1, a water outlet pipe 5 communicated with the inner cavity of the water tank body 1 is arranged on the circumferential surface of the lower end of the water tank body 1, a stirring motor 6 is mounted on the upper end of the water tank body 1, a rotating shaft of the stirring motor 6 penetrates through the water tank body 1 and is inserted into the bottom of the water tank body 1, at least one fan blade 7 is arranged on the rotating shaft of the stirring motor 6 and located in the inner ring of the low temperature coil, two ends of the low temperature coil 2 are communicated with an external compressor (not shown in the figure), the low temperature coil 2 performs heat exchange between the internal low temperature refrigerant and liquid 15 in the water tank body 1, the water chiller by the water tank, and the water tank body 1 is pumped into a laser generator (not shown in the figure) by the water inlet pipe and the water outlet pipe by an external water pump (not shown in the figure) for water circulation cooling.

Further, the water inlet direction of the water inlet pipe 4 of the embodiment is tangential to the radial direction of the box body. In the water in the inlet tube 4 along tangential direction inflow box, the water of inflow can form the swirl in the box to make liquid 15 in the box stir by oneself, realize fully stirring liquid 15 in the box, and then make everywhere temperature unanimous in the box, effectively increase the heat exchange efficiency of liquid 15 in the water tank.

Further, a nozzle part 8 with a diameter smaller than that of the water inlet pipe 4 is arranged at one end of the water inlet pipe 4 and in the box body. Therefore, the flow velocity of the liquid 15 sprayed from the nozzle part 8 is high, the liquid 15 in the box body can be fully stirred, the flow velocity of the liquid 15 in the box body is increased, the water temperature in each position in the box body is consistent, and the heat exchange efficiency of the liquid 15 in the water tank is effectively increased.

Further, the end of the rotating shaft of the stirring motor 6 of the present embodiment is connected to the bottom of the water tank body 1 through a bearing seat 9. And then make agitator motor 6's pivot firmly fix a position at the upper and lower end of water tank body 1, stability when effectively increasing agitator motor 6's pivot stirring rotation reduces the rotatory vibrations of agitator motor 6's pivot.

Further, the inner wall and the outer surface of the low-temperature coil 2 of the embodiment are circumferentially arrayed with a plurality of radiating fins 3. Therefore, the radiating fins 3 in the circumferential array can effectively correct the contact area between the low-temperature coil 2 and the liquid 15 in the water tank body 1, improve the heat exchange efficiency of the liquid 15 in the water tank body 1, and facilitate the manufacture of the low-temperature coil 2.

Further, the low temperature coil 2 of the present embodiment is made of copper or aluminum or stainless steel. Copper or aluminum or stainless steel has good thermal conductivity and can greatly increase the heat exchange efficiency of the cryogenic coil 2.

Further, the water inlet pipe 4 and the water outlet pipe 5 of the present embodiment are both provided with a pressure control valve 10 in series. The pressure control valve 10 refers to a valve for controlling and regulating the pressure of a liquid flow in a piping system. The valve works by utilizing the principle that the pressure of liquid 15 acting on the valve core is balanced with the spring force, so that the sudden pressure impact of water hammer waves in the water inlet pipe 4 and the water outlet pipe 5 on the water tank body 1, the water inlet pipe 4 and the water outlet pipe 5 can be effectively prevented, and the water tank body 1, the water inlet pipe 4 and the water outlet pipe 5 are prevented from being damaged by the water hammer waves.

Further, the outer wall of the water tank body 1 of this embodiment is provided with a hollow heat preservation chamber 11, and the heat preservation chamber 11 is filled with polyurethane foam 12. The polyurethane foam 12 is a novel synthetic material having heat insulation and waterproof functions, and has a low thermal conductivity of only 0.022-0.033W/(m x k), which is equivalent to half of an extruded sheet, and is the lowest thermal conductivity of all heat insulation materials, so that external heat can be effectively prevented from entering the inside of the water tank body 1, and the heat exchange efficiency of the liquid 15 in the water tank body 1 is greatly improved.

Further, the bottom of the water tank body 1 of the present embodiment is provided with an installation ear seat 13, and the lower end of the installation ear seat 13 is provided with a shock pad 14. Mounting lug seat 13 makes things convenient for the fixed mounting of water tank body 1, and the debugging utilizes the settlement of shock pad 14 can provide frictional force, promotes the stable shape of integral erection, can prevent simultaneously that water tank body 1 and externally mounted box are resonant.

In the practical working process of the embodiment, the plurality of cooling fins 3 are circumferentially arrayed on the inner wall and the outer surface of the low-temperature coil 2, and the rotating shaft of the stirring motor 6 is provided with the fan blades 7 and is inserted into the inner ring of the low-temperature coil, so that the contact area between the low-temperature coil 2 and the liquid 15 in the water tank is effectively increased by the cooling fins 3 inside and outside the low-temperature coil 2, the low-temperature conduction between the refrigerant in the low-temperature coil 2 and the liquid 15 in the water tank is accelerated, the heat exchange speed of the low-temperature coil 2 is greatly increased, the liquid 15 in the water tank can be quickly cooled, the requirement on the quick cooling of a laser generator can be met, the laser cutting head can efficiently work, and the working efficiency of the laser cutting machine is improved; simultaneously stirring motor 6's pivot drives flabellum 7 and stirs liquid 15 in the water tank at low temperature dish inner circle, effectively increase the velocity of flow of liquid 15 in the water tank and low temperature coil 2 outer wall and fin 3, and spout portion 8 spun liquid 15 can stir liquid 15 formation swirl in the water tank fast, effectively increase the velocity of flow and the stirring range of liquid 15 in the water tank, so make liquid 15 in the water tank keep the temperature unanimous, make liquid 15 in the water tank more stable in temperature, and then realize the quick heat exchange of liquid 15 in the water tank.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a laser cold water machine water tank of quick heat exchange which characterized in that: the water tank comprises a water tank body, at least one circle of low-temperature coil pipe is wound in the water tank body, the two ends of the low-temperature coil pipe are exposed out of the outer surface of the water tank body, only at least one cooling fin is arranged on the inner wall and the outer surface of the low-temperature coil pipe, the circumferential surface of the upper end of the water tank body is provided with a water inlet pipe communicated with the inner cavity of the water tank body, the circumferential surface of the lower end of the water tank body is provided with a water outlet pipe communicated with the inner cavity of the water tank body, the upper end of the water tank body is provided with an agitating motor, the rotating shaft of the agitating motor penetrates through the water tank body and is inserted into the bottom of the water tank body, and at least one fan blade is arranged in the rotating shaft of the agitating motor and positioned in the inner ring of the low-temperature coil pipe.

2. The laser water chiller water tank of rapid heat exchange of claim 1, wherein: the water inlet direction of the water inlet pipe is tangent to the radial direction of the box body.

3. The laser water chiller tank of rapid heat exchange of claim 1 wherein: the inlet tube one end just is located the spout portion that is provided with the diameter and is less than the inlet tube in the box.

4. The laser water chiller tank of rapid heat exchange of claim 1 wherein: the tail end of a rotating shaft of the stirring motor is connected with the bottom of the water tank body through a bearing seat.

5. The laser water chiller tank of rapid heat exchange of claim 1 wherein: and a plurality of radiating fins are circumferentially arrayed on the inner wall and the outer surface of the low-temperature coil.

6. The laser water chiller tank of rapid heat exchange of claim 1 wherein: the low-temperature coil pipe is made of copper or aluminum or stainless steel.

7. The laser water chiller tank of rapid heat exchange of claim 1 wherein: the water inlet pipe and the water outlet pipe are both connected in series and provided with a pressure control valve.

8. The laser water chiller tank of rapid heat exchange of claim 1 wherein: the outer wall of water tank body is provided with hollow heat preservation chamber, the heat preservation intracavity is filled with polyurethane foam.

9. The laser water chiller water tank of rapid heat exchange of claim 1, wherein: the water tank comprises a water tank body and is characterized in that a mounting lug seat is arranged at the bottom of the water tank body, and a shock pad is arranged at the lower end of the mounting lug seat.