阅读说明：本技术 一种用于造雪机的冷水制备装置 (Cold water preparation device for snow making machine ) 是由 孙天慧 孙先波 于 2021-08-31 设计创作，主要内容包括：本发明公开了一种用于造雪机的冷水制备装置,包括储水箱和设置在储水箱内部的螺旋盘管换热机构,螺旋盘管换热机构包括冷源输入总管和冷源输出总管,以及多根并列连接在冷源输入总管和冷源输出总管之间的螺旋支管。多根螺旋支管的螺旋盘管圆心相同,直径不同。螺旋盘管换热机构采用-20℃～-15℃的乙二醇作为冷源。还包括温度调控机构。本发明通过将螺旋盘管换热机构设置成含有多根并列设置的螺旋支管结构,既能提高换热面积,又能缩短螺旋盘管的长度,减少冷源流动阻力,降低压力降,提高换热效率,最终实现储水箱中水的制冷,且保证储水箱中水的温度保持在2℃左右,满足造雪机对冷水源的需求,提升造雪机的造雪质量和造雪效率。(The invention discloses a cold water preparation device for a snow making machine, which comprises a water storage tank and a spiral coil heat exchange mechanism arranged in the water storage tank, wherein the spiral coil heat exchange mechanism comprises a cold source input header pipe, a cold source output header pipe and a plurality of spiral branch pipes connected in parallel between the cold source input header pipe and the cold source output header pipe. The spiral coil pipes of the spiral branch pipes have the same circle center and different diameters. The heat exchange mechanism of the spiral coil adopts glycol at the temperature of minus 20 ℃ to minus 15 ℃ as a cold source. Also comprises a temperature regulating mechanism. According to the invention, the spiral coil heat exchange mechanism is arranged to comprise a plurality of spiral branch pipe structures arranged in parallel, so that the heat exchange area can be increased, the length of the spiral coil can be shortened, the flow resistance of a cold source is reduced, the pressure drop is reduced, the heat exchange efficiency is improved, the refrigeration of water in the water storage tank is finally realized, the temperature of the water in the water storage tank is kept at about 2 ℃, the requirement of the snow making machine on a cold water source is met, and the snow making quality and the snow making efficiency of the snow making machine are improved.)

1. The utility model provides a cold water preparation facilities for snowmaking machine, its characterized in that includes the storage water tank and sets up the inside spiral coil heat transfer mechanism of storage water tank, spiral coil heat transfer mechanism includes cold source input header and cold source output header to and many parallel connection are in spiral branch pipe between cold source input header and the cold source output header.

2. The cold water preparation device for the snow making machine according to claim 1, wherein the spiral coils of the plurality of spiral branch pipes have the same circle center and different diameters.

3. The cold water preparing apparatus for a snow making machine according to claim 1, wherein the spiral branch pipe comprises a spiral coil pipe spirally arranged from top to bottom connected to the cold source input header pipe and an upward returning pipe connected to a lowermost end of the spiral coil pipe, the upward returning pipe being connected to the cold source output header pipe.

4. The cold water preparation device for the snow making machine according to any one of claims 1 to 3, wherein the spiral coil heat exchange mechanism adopts ethylene glycol at-20 ℃ to-15 ℃ as a cold source.

5. The cold water preparation device for the snow making machine according to claim 4, further comprising a temperature regulation mechanism, wherein the temperature regulation mechanism comprises a temperature sensor arranged at the lower part of the water storage tank and a first controller connected with the temperature sensor, a valve connected with the first controller is arranged on the cold source input header pipe or the cold source output header pipe, and the first controller is used for controlling the opening and closing of the valve according to the temperature information collected by the temperature sensor.

6. The cold water preparing apparatus for a snow making machine according to claim 5, wherein the storage tank is provided at an upper portion thereof with a water replenishing port and an overflow port, and the storage tank is provided at a lower portion thereof with a water supply port and a water discharge port.

7. The cold water preparation device for the snow making machine according to claim 6, wherein a liquid level meter and a second controller connected with the liquid level meter are further arranged inside the water storage tank, a water replenishing valve is arranged at a water replenishing port of the water storage tank, the water replenishing valve is connected with the second controller, and the second controller is used for controlling the opening and closing of the water replenishing valve according to liquid level information collected by the liquid level meter.

8. The cold water preparation device for a snow making machine according to claim 7, further comprising a stirring mechanism.

9. The cold water preparation device for the snow making machine according to claim 8, wherein said stirring mechanism comprises a motor disposed at the top end of said water storage tank and a blade disposed inside said water storage tank, said motor driving said blade to rotate, achieving accelerated mixing of water inside said water storage tank.

Technical Field

The invention relates to the field of artificial snow making equipment, in particular to a cold water preparation device for a snow making machine.

Background

With the increasing popularity of ice and snow sports, artificial snow making becomes the focus of research and development at the present stage. In the process of artificial snow making, cold water with the temperature of about 2 ℃ needs to be supplied to the snow making machine, and the key problem is how to keep the temperature of the water at about 2 ℃ and continuously supply the water to the snow making machine. The cold water supplied by the cold water supply device of the existing snow-making machine is unstable in temperature, easy to freeze due to too low water temperature, and easy to block the nozzle of the snow-making machine after ice slag enters the snow-making machine, so that the use and snow-making efficiency of the snow-making machine are affected; or the water temperature is too high, so that the humidity of the snow is high, and the snow making quality is influenced.

It is therefore clear that the conventional cold water preparation device for snow making machine still has inconvenience and defects in structure, method and use, and further improvement is urgently needed. How to create a new cold water preparation device for a snow-making machine, so that the cold water preparation device can provide cold water with constant temperature, and the cold water preparation device is convenient for improving the snow-making efficiency and the snow-making quality of the snow-making machine, and becomes an object which is greatly required to be improved in the industry at present.

Disclosure of Invention

The invention aims to provide a cold water preparation device for a snow-making machine, which can provide cold water with constant temperature, is convenient to improve the snow-making efficiency and the snow-making quality of the snow-making machine and overcomes the defects of the cold water supply device of the existing snow-making machine.

In order to solve the technical problem, the invention provides a cold water preparation device for a snow making machine, which comprises a water storage tank and a spiral coil heat exchange mechanism arranged in the water storage tank, wherein the spiral coil heat exchange mechanism comprises a cold source input header pipe, a cold source output header pipe and a plurality of spiral branch pipes connected between the cold source input header pipe and the cold source output header pipe in parallel.

Further improved, the centers of the spiral coil pipes of the spiral branch pipes are the same, and the diameters of the spiral coil pipes are different.

The cold source output header pipe is connected with the cold source input header pipe, and the cold source output header pipe is connected with the cold source input header pipe.

Further improved, the heat exchange mechanism of the spiral coil adopts ethylene glycol at-20 ℃ to-15 ℃ as a cold source.

The cold water preparation device is further improved, the cold water preparation device further comprises a temperature regulation and control mechanism, the temperature regulation and control mechanism comprises a temperature sensor arranged on the lower portion of the water storage tank and a first controller connected with the temperature sensor, a valve connected with the first controller is arranged on the cold source input header pipe or the cold source output header pipe, and the first controller is used for controlling the opening and closing of the valve according to temperature information collected by the temperature sensor.

The improved water storage tank is characterized in that a water replenishing port and an overflow port are arranged at the upper part of the water storage tank, and a water supply port and a water discharge port are arranged at the lower part of the water storage tank.

The improved water storage tank is further improved, a liquid level meter and a second controller connected with the liquid level meter are further arranged inside the water storage tank, a water supplementing valve is arranged at a water supplementing opening of the water storage tank and connected with the second controller, and the second controller is used for controlling the opening and closing of the water supplementing valve according to liquid level information collected by the liquid level meter.

In a further improvement, the cold water preparation device further comprises a stirring mechanism.

The improved water mixing device is characterized in that the stirring mechanism comprises a motor arranged at the top end of the water storage tank and blades arranged inside the water storage tank, and the motor drives the blades to rotate so as to accelerate the mixing of water inside the water storage tank.

After adopting such design, the invention has at least the following advantages:

1. the cold water preparation device can realize refrigeration of water in the water storage tank by arranging the spiral coil heat exchange mechanism and adopting low-temperature ethylene glycol as a cold source, can ensure that the temperature of the water in the water storage tank is kept about 2 ℃ by arranging the temperature sensor and the first controller, cannot be too high or too low, is convenient to use the cold water with constant temperature in the snow making machine, and improves the snow making quality and the snow making efficiency of the snow making machine.

2. Still through setting this spiral coil heat exchange mechanism to contain many parallel connection spiral branch pipe between cold source input header pipe and the cold source output header pipe to the spiral coil centre of a circle of many spiral branch pipes is the same, and the diameter is different, and evenly distributed sets up, and one can improve heat transfer area, and two can shorten spiral coil's length, reduce cold source flow resistance, reduce pressure drop, improve heat exchange efficiency.

3. Still through setting up level gauge and second controller, can in time be for moisturizing in the water storage tank, improve this cold water preparation facilities's automated control, simple and convenient. Still through setting up rabbling mechanism, further promote heat exchange efficiency, satisfy the cold water supply demand of snowmaking machine.

Drawings

The foregoing is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description.

Fig. 1 is a schematic structural side view of a cold water preparation device for a snow making machine according to the present invention.

Fig. 2 is a schematic top view of the structure of the cold water preparing apparatus for a snow making machine according to the present invention.

Fig. 3 is a schematic structural diagram of a spiral coil heat exchange mechanism in the cold water preparation device for the snow making machine.

Detailed Description

Referring to fig. 1 and 2, the cold water preparation device for the snow making machine in the present embodiment includes a water storage tank 1 and a spiral coil heat exchange mechanism 2 disposed inside the water storage tank 1. The water storage tank 1 is provided at an upper portion thereof with a water replenishing port 11 and a water overflowing port 12 which are communicated with a tap water pipe, and at a lower portion thereof with a water supply port 13 and a water discharge port 14 which are communicated with a snow maker.

The spiral coil heat exchange mechanism 2 adopts glycol at the temperature of-20 ℃ to-15 ℃ as a cold source to exchange heat with tap water in the water storage tank 1, so that the temperature of the tap water in the water storage tank 1 is reduced to about 2 ℃, and the spiral coil heat exchange mechanism can be used for a snow maker and provides a stable cold water source for the snow maker.

Specifically, the spiral coil heat exchange mechanism 2 includes a cold source input manifold 21, a cold source output manifold 22, and a plurality of spiral branch pipes 23 connected in parallel between the cold source input manifold 21 and the cold source output manifold 22.

Referring to fig. 3, in the present embodiment, the spiral branch pipe 23 includes a spiral coil 231 spirally arranged from top to bottom and connected to the cold source input header pipe 21, and an upward-turning pipe 232 connected to the lowest end of the spiral coil 231, and the upward-turning pipe 232 is connected to the cold source output header pipe 22.

The spiral coils 231 of the plurality of spiral branch pipes 23 have the same circle center and different diameters, and are uniformly distributed in a concentric circle structure. This many spiral branch's structure can not only improve heat transfer area, can also shorten spiral coil's length, reduces the resistance that the cold source flows, reduces pressure drop, improves heat exchange efficiency.

In a preferred embodiment, the cold water preparation device further comprises a temperature regulation and control mechanism. The temperature regulating mechanism comprises a temperature sensor 3 arranged at the lower part of the water storage tank 1 and a first controller connected with the temperature sensor 3. And a valve connected with the first controller is arranged on the cold source input manifold 21 or the cold source output manifold 22, so that the first controller is used for controlling the opening and closing of the valve according to the temperature information acquired by the temperature sensor 3. If the temperature sensor detects that the temperature of the cold water at the water outlet is lower than 2 ℃, the first controller closes the valve of the glycol cold source and stops the input of the glycol cold source; if the temperature sensor detects that the temperature of the cold water at the water outlet is higher than 2 ℃, the first controller opens a valve of the glycol cold source, opens the input of the cold source, accelerates the heat exchange, reduces the temperature of the cold water to 2 ℃, and effectively controls the temperature of the cold water in the water storage tank to be about 2 ℃.

In addition, the inside of the water storage tank 1 is also provided with a liquid level meter and a second controller connected with the liquid level meter. And a water replenishing valve is arranged at the position of a water replenishing port 11 of the water storage tank 1, the water replenishing valve is connected with the second controller, and the second controller is used for controlling the opening and closing of the water replenishing valve according to the liquid level information collected by the liquid level meter. If the liquid level meter detects that the water level in the water storage tank is lower than a first set value, the second controller opens the water replenishing valve to replenish tap water in the water storage tank; if the liquid level meter detects that the water level in the water storage tank is higher than a second set value, the second controller closes the water replenishing valve to prevent running water in the water storage tank from overflowing.

In addition, the cold water preparation device also comprises a stirring mechanism. The stirring mechanism comprises a motor 41 arranged at the top end of the water storage tank 1 and blades 42 arranged inside the water storage tank 1, wherein the motor 41 drives the blades 42 to rotate, so that the water inside the water storage tank 1 is mixed, the flowing of the water in the water storage tank 1 is accelerated, and the heat exchange speed is improved.

The outside lateral wall of this storage water tank 1 still is equipped with climbing frame 15, and the top of this storage water tank 1 still is equipped with manhole cover plate 5, and the operating personnel of being convenient for gets into inside the storage water tank, is convenient for maintain.

The cold water preparation device can ensure that the temperature of water in the water storage tank is kept at about 2 ℃, the snow making quality is not influenced due to too high temperature, the nozzle of the snow making machine is not blocked due to too low ice slag, the cold water supply requirement of the snow making machine can be met, and the snow making quality and the snow making efficiency of the snow making machine are improved. The device simple structure, with low costs, efficient promotes the snow efficiency greatly.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention in any way, and it will be apparent to those skilled in the art that the above description of the present invention can be applied to various modifications, equivalent variations or modifications without departing from the spirit and scope of the present invention.