TWI717841B - Distilled water equipment of self-cleaning function - Google Patents

Abstract

The invention provides a distilled water equipment of self-cleaning function, which comprising a boiler, wherein the boiler forms a heating chamber, a heat exchange chamber, a steam chamber and a funnel-shaped sedimentation chamber, wherein the sedimentation chamber is disposed under the heating chamber and the heat exchange chamber. A plurality of plate condensers are arranged in a radial interval inside the heat exchange chamber, and a plurality of inclined first convection spaces and an annular second convection space are formed in the heat exchange chamber to communicate with the sedimentation chamber; a fouling collection area is formed at the bottom of the sedimentation chamber, and the bottom end of the fouling collection area is connected to a sewage pipe, thereby controlling the external fouling emission.

The first water flow and the second water flow convected up and down by obliquely made the sedimentation chamber form a spiral third water flow, thereby collecting and self-cleaning the fouling.

Description

Self-cleaning distilled water equipment

The present invention relates to a distilled water device; in particular, it refers to an innovative structural type revealer of a self-cleaning distilled water device.

Distilled water equipment is mainly a device that heats and evaporates water into steam, and then condenses the steam into distilled water. It uses the process of evaporation and condensation to separate water from foreign substances in the water.

The conventional distilled water equipment mainly includes a boiler, a heater, several plate condensers, and a collecting barrel. The heater and each of the condensers are arranged in the boiler, and each of the condensers is vertically arranged in a ring shape. In the outer space of the heater, the raw water is introduced into the boiler and heated by the heater to evaporate into water vapor. The water vapor enters the steam chamber of the boiler, and then enters each condenser to exchange heat with the raw water. The cooled water vapor is introduced into the collection The barrel further condenses into distilled water.

According to the investigation, the conventional distilled water equipment still has the following problems and shortcomings in the practical application experience: Because the raw water often contains some small foreign substances or minerals, the raw water is heated and evaporated inside the boiler, and the foreign substances and minerals are left behind. In the boiler, and deposited on the surface of the boiler, the heater, and each of the condensers to form scale. The formation of scale is not conducive to the heating efficiency of the heater, and it is not conducive to the heat of the water vapor inside the condenser and the external raw water. Exchange efficiency, so it needs to be shut down regularly to clear.

Therefore, in view of the above-mentioned problems of the conventional distilled water equipment technology, how to develop an innovative structure that can be more ideal and practical is really awaiting the relevant industry to think about the goal and direction of the breakthrough; in view of this, the inventor Based on years of experience in manufacturing, development and design of related products, after detailed design and careful evaluation for the above goals, we finally have a practical invention.

The main purpose of the present invention is to provide a self-cleaning distilled water equipment. The technical problem to be solved is how to develop a more ideal and practical new type of scale removal without stopping the machine, but can be self-cleaning For the purpose of distilled water equipment for scale, consider innovative breakthroughs.

Based on the foregoing objective, the technical feature of the present invention to solve the problem is mainly that the self-cleaning distilled water equipment includes a boiler, and the inside of the boiler mainly forms a heating chamber, a heat exchange chamber, a steam chamber and a funnel-shaped precipitation chamber , Wherein a heater is arranged inside the heating chamber, the heat exchange chamber is annularly formed around the heating chamber, and the heat exchange chamber communicates with the heating chamber at the bottom, and the steam chamber is provided in the heating chamber and the heat exchange chamber Above and connected to the heating chamber, the precipitation chamber is arranged below the heating chamber and the heat exchange chamber; inside the heat exchange chamber, a number of plate condensers are arranged radially at intervals, and the upper end of the condenser tube of each condenser is connected to the The steam chamber is connected, so that the high-temperature water vapor passes through each condenser and exchanges heat with the raw water inside the heat exchange chamber; each condenser is inclined, and the top and bottom edges of the condenser are mutually staggered in the vertical direction According to the heat exchange chamber, a plurality of inclined first convection spaces are formed between the condensers, and the heat exchange chamber forms an annular second convection space on the outside of each condenser. The first convection space is respectively connected with the second convection space, and each of the first convection space and the second convection space The bottom of the sedimentation chamber forms a fouling area, and the bottom end of the fouling area is connected with a fouling pipe. The fouling pipe is provided with a solenoid valve to control the external discharge of scale.

The main effect and advantage of the present invention is that it is possible to form a first water flow and a second water flow that obliquely flow upward and downward without using a power-driven device, and then use each of the first water flow and the second water flow to make the precipitation A third water flow in a whirlpool is formed inside the chamber, thereby collecting the scale in the scale-collecting area, thereby self-cleaning the scale.

10: boiler

11: Heating chamber

112: heater

12: Heat exchange room

122: First Convection Space

124: Second Convection Space

125: Shelf board

126: lower shelf board

127: Channel

13: Steam room

14: sedimentation chamber

15: Fouling area

16: Scaling pipe

17: Solenoid valve

18: Windows

19: Light sensor

20: Soda separator

30: distilled water tank

40: Residual steam recovery unit

50: The first pipeline

52: Nozzle

60: second pipeline

70: Condenser

72: condenser

73: connecting pipe

74: output tube

82: The First Stream

84: The Third Stream

Figure 1 is a schematic diagram of the configuration of the preferred embodiment of the present invention.

Figure 2 is a schematic perspective cross-sectional view of the boiler portion of the preferred embodiment of the present invention.

Figure 3 is a schematic cross-sectional view of the boiler part of the preferred embodiment of the present invention, showing the oblique state of the condenser and the second convection space.

Figure 4 is a schematic diagram of the use state of the boiler part of the preferred embodiment of the present invention, showing the state of the first water flow and the third water flow.

Please refer to Figures 1, 2, 3, and 4, which are preferred embodiments of the self-cleaning distilled water equipment of the present invention. However, these embodiments are for illustrative purposes only and are not subject to this structure in the patent application. limit.

The preferred embodiment includes a boiler 10, a steam-water separator 20, and a distilled water tank 30 and a steam recovery unit 40, wherein the steam-water separator 20 is annularly arranged on the outer periphery of the boiler 10, and the steam-water separator 20 is provided with a spiral-shaped feed water pipe (not shown in the figure), and the feed water pipe is used to introduce Raw water (not shown in the figure), the raw water is transported to the inside of the boiler 10 through a first pipe 50 provided with a plurality of nozzles 52, the steam-water separator 20 and the distilled water tank 30 are passed through a second pipe 60 The steam (not shown in the figure) and distilled water (not shown in the figure) are separated into the distilled water tank 30, and the distilled water is collected accordingly. The residual vapor recovery unit 40 is installed in the distilled water tank 30 and the boiler 10 In between, the steam used to recover the distilled water tank 30 is sent to the boiler 10, thereby promoting the boiling of the raw water in the boiler 10; the steam-water separator 20, the distilled water tank 30, the residual steam recovery unit 40, the The first pipeline 50 and the second pipeline 60 are not necessarily related to the technical features of the present invention, and their specific structures will not be described in detail.

The boiler 10 mainly forms a heating chamber 11, a heat exchange chamber 12, a steam chamber 13, and a funnel-shaped precipitation chamber 14. The heating chamber 11 is provided with a heater 112, and the heat exchange chamber 12 is formed in an annular shape. On the outer periphery of the heating chamber 11, and the heat exchange chamber 12 communicates with the heating chamber 11 at the bottom, the steam chamber 13 is arranged above the heating chamber 11 and the heat exchange chamber 12, and communicates with the heating chamber 11, the precipitation The chamber 14 is provided below the heating chamber 11 and the heat exchange chamber 12, and the heater 112 heats the raw water to evaporate the raw water to form the water vapor into the steam chamber 13.

In the heat exchange chamber 12, a number of plate condensers 70 are arranged radially at intervals. The upper end of the condenser tube 72 of each condenser 70 communicates with the steam chamber 13 through a communicating tube 73, and the lower end of the condenser tube 72 is communicated with the steam chamber 13 through an output The pipe 74 is connected to the steam-water separator 20, and the relatively high-temperature water vapor in the steam chamber 13 passes through the condensing pipe 72 to exchange heat with the raw water inside the heat exchange chamber 12, and the relatively high-temperature water vapor releases heat energy to cool down. The relatively low temperature water vapor enters the steam-water separator 20, and the raw water in the boiler 10 absorbs heat energy to increase the temperature.

Each of the condensers 70 is inclined, and the top and bottom edges of each of the condensers 70 are vertical They are shifted in the vertical direction, so that the heat exchange chamber 12 forms a plurality of inclined first convection spaces 122 between the condensers 70, and since the condensers 70 are respectively inclined, they are matched with each of the condensers. 70 is radially arranged in the heat exchange chamber 12, so that the heat exchange chamber 12 forms an annular second convection space 124 outside each of the condensers 70, and the second convection space 124 is located in each of the condensers 70 In the middle section of the outer side, each of the first convection spaces 122 is respectively connected with the second convection space 124, and each of the first convection spaces 122 and the second convection spaces 124 are respectively connected with the precipitation chamber 14; furthermore, The upper and lower ends of each condenser 70 can also be selected to be in contact with the furnace wall of the boiler 10 on the outer periphery of the heat exchange chamber 12, so that the heat exchange chamber 12 can still form the ring-shaped first outside of each condenser 70 Two convection space 124.

The heat exchange chamber 12 is provided with an upper shelf plate 125 at the upper end, and the heat exchange chamber 12 is provided with a lower shelf plate 126 at the lower end. The top of each condenser 70 is positioned on the upper shelf plate 125, and the connecting pipe 73 passes through the upper shelf plate. 125 communicates with the steam chamber 13, the bottom end of each condenser 70 is positioned on the lower shelf plate 126, the lower shelf plate 126 passes through a plurality of channels 127 to communicate with the heat exchange chamber 12 and the precipitation chamber 14, and each channel 127 It is radially configured.

A fouling area 15 is formed at the bottom of the sedimentation chamber 14. The bottom end of the fouling area 15 is connected to a fouling pipe 16. The fouling pipe 16 is provided with a solenoid valve 17 to control the external discharge of scale.

With the above-mentioned structural composition and technical features, the self-cleaning distilled water equipment of the present invention is used as shown in Figure 4. The raw water in the heat exchange chamber 12 and the distilled water passing through the condensers 70 form heat Exchange, so that the raw water in each of the first convection space 122 and the second convection space 124 forms an upper and lower temperature difference, and then the raw water forms an upper and lower convection due to the temperature difference phenomenon. Due to this convection phenomenon, the raw water The scouring effect is formed on the inner surface of each of the condenser 70 and the boiler 10 to prevent the accumulation of scale from adhering to the inner surface of each of the condenser 70 and the boiler 10, and since each of the first convection spaces 122 is formed in an inclined shape, The raw water forms a plurality of oblique and upward and downward swirling flows in each of the first convection spaces 122 The first water flow 82, the raw water forms a second water flow (not shown in the figure) that swirls up and down and flows in the circumferential direction in the annular second convection space 124, each of the first water flow 82 and the second water flow Two water flows obliquely spur the raw water in the sedimentation chamber 14, and the sedimentation chamber 14 is in a funnel-shaped space, so that a vortex-shaped third water flow 84 is formed in the sedimentation chamber 14. According to this, the scale As each of the first water flow 82 and the second water flow enters the precipitation chamber 14, and is guided by the third water flow 84, it gradually sinks to the scale accumulation zone 15. When scale accumulates in the scale accumulation zone 15 When the preset concentration is reached, the solenoid valve 17 is turned on, and a part of the raw water can be used to discharge the scale in the scale collection area 15 through the scale discharge pipe 16.

The present invention utilizes the space configuration of each condenser 70 in the heat exchange chamber 12, and matches the funnel-shaped space of the precipitation chamber 14, without using other power-driven devices to form diagonal upward and downward convection. The first water flow 82 and the second water flow, and then each of the first water flow 82 and the second water flow make the inside of the funnel-shaped sedimentation chamber 14 form the vortex-shaped third water flow 84, by each of the first water flow 82. The scouring and entrainment effect formed by the second water flow and the third water flow 84 collects the scale in the scale collection area 15, thereby self-cleaning the scale.

Furthermore, the fouling area 15 is provided with a window 18 and a light sensor 19, the window 18 and the light sensor 19 are respectively arranged on opposite sides of the fouling area 15, and the window 18 is used to provide The light enters the fouling area 15, and the light sensor 19 is used to sense the illuminance of the light passing through the fouling area 15. When the illuminance drops to a preset value or below, it indicates the fouling area 15 The concentration of the internal scale has reached the predetermined upper limit. At this time, the solenoid valve 17 is controlled to act, and the scale removal can be automatically executed, so as to prevent the scale concentration in the scale accumulation zone 15 from being too high, affecting the use of the raw water inside the precipitation chamber 14. The reliability of flushing out the scale can prevent the scale concentration from being too high to block the scale discharge pipe 16.

Figures 3 and 4 are used to schematically illustrate the first convection space 122 and the second convection space 124 formed by the condensers 70 inside the heat exchange chamber 12, and Figure 4 is used for further illustration Explain the formation of the first water flow 82 and the third water flow 84. Figs. 3 and 4 show the specific shape, number, inclination angle, and the distance between the condensers 70 and other spatial forms. It cannot be used as a limitation to explain the technical means of the present invention. Fig. 3 is easy to show the oblique state of each condenser 70. The condenser tube 72 is not shown and cannot be used to explain the structure of the condenser 70.

10: boiler

11: Heating chamber

112: heater

12: Heat exchange room

125: Shelf board

126: lower shelf board

127: Channel

13: Steam room

14: sedimentation chamber

15: Fouling area

16: Scaling pipe

20: Soda separator

50: The first pipeline

52: Nozzle

60: second pipeline

70: Condenser

72: condenser

73: connecting pipe

74: output tube

Claims (6)

A self-cleaning distilled water equipment, including a boiler, the inside of the boiler mainly forms a heating chamber, a heat exchange chamber, a steam chamber and a funnel-shaped precipitation chamber, wherein a heater is arranged inside the heating chamber, and the heat exchange The chamber is annularly formed around the heating chamber, and the heat exchange chamber communicates with the heating chamber at the bottom, the steam chamber is provided above the heating chamber and the heat exchange chamber, and communicates with the heating chamber, and the precipitation chamber is provided at Below the heating chamber and the heat exchange chamber; inside the heat exchange chamber, a number of plate condensers are arranged radially at intervals, and the upper end of the condenser tube of each condenser is connected to the steam chamber, so that high-temperature water vapor passes through each condenser Exchange heat with the raw water inside the heat exchange chamber; each of the condensers is inclined, and the top and bottom edges of each of the condensers are displaced in the vertical direction, so that the inside of the heat exchange chamber is in each of the condensation A plurality of inclined first convection spaces are formed between the condensers, the heat exchange chamber forms an annular second convection space outside each condenser, and each of the first convection spaces communicates with the second convection space, respectively, And each of the first convection space and the second convection space are respectively connected to the precipitation chamber; the bottom of the precipitation chamber forms a fouling area, the bottom of the fouling area is connected to a fouling pipe, and the fouling pipe is provided with a solenoid valve , And control the external discharge of scale accordingly. For example, the self-cleaning distilled water equipment described in item 1 of the scope of patent application, wherein the fouling area is provided with a window and a light sensor, and the window is used to provide light to enter the fouling area, and the light sensor is used for The illuminance of the light passing through the fouling area is sensed, and the solenoid valve is controlled to act accordingly to automatically perform fouling. For the self-cleaning distilled water equipment described in item 2 of the scope of patent application, the window and the light sensor are respectively arranged on opposite sides of the fouling area. The self-cleaning distilled water equipment described in item 1 of the scope of patent application, wherein the second convection space is located in the middle section of the outside of each condenser. For the self-cleaning distilled water equipment described in item 1 of the scope of patent application, wherein the heat exchange chamber is provided with an upper shelf plate at the upper end, the heat exchange chamber is provided with a lower shelf plate at the lower end, and the top of each condenser is positioned on the The upper shelf plate, the connecting pipe communicates with the steam chamber through the upper shelf plate, the bottom end of each condenser is positioned on the lower shelf plate, the lower shelf plate passes through several channels to connect the heat exchange chamber and the precipitation chamber, and each The channels are arranged radially. The self-cleaning distilled water equipment described in any one of items 1 to 5 of the scope of the patent application further includes a steam-water separator, a distilled water tank, and a residual steam recovery unit, wherein the steam-water separator is annularly arranged On the outer periphery of the boiler, a spiral feed water pipe is arranged inside the steam-water separator, and the feed water pipe is used to introduce the raw water and transport the raw water to the inside of the boiler through a first pipe. The steam-water separator and the distilled water The tank is connected by a second pipeline, so that steam and distilled water are separated into the distilled water tank. The residual vapor recovery unit is arranged between the distilled water tank and the boiler to recover the steam inside the distilled water tank and send it to the boiler, As a result, the raw water inside the boiler boils.

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