Anti-icing device of pipeline direct drinking water system

Abstract

The utility model relates to the technical field of pipeline direct drinking water systems, in particular to an anti-icing device of a pipeline direct drinking water system, which comprises a water purification barrel, a barrel cover, a heating rod coaxially arranged in the water purification barrel and a flow mixing structure arranged in the water purification barrel, the top of the barrel cover is communicated with a water inlet pipe, and the bottom of the water purification barrel is communicated with a main water outlet pipe. The mixed flow structure comprises a first spiral conveying blade fixedly connected between the inner wall of the water purification barrel and the outer wall of the heating rod, and the problems that no mixed flow structure exists in a traditional water purification tank, hot water and cold water intersect to form a flow dividing area, the heat exchange time is insufficient, and the heat exchange efficiency is low are solved. And the backflow direct drinking water is discharged when the heat exchange time is insufficient, so that the heating effect of the direct drinking water is influenced.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of a pipeline direct drinking water system, and particularly discloses an anti-icing device of a pipeline direct drinking water system. BACKGROUND

[0002] Pipeline direct drinking water is short for "pipeline high-quality direct drinking water", which is a water supply mode in which water inlets are arranged in residential complexes, hotels and office buildings, biochemical and atomization technologies are used to deeply purify tap water, harmful substances such as organic matters, bacteria and viruses in the water are removed, high-quality purified water is sent to the houses of users, and people can directly drink the water.

[0003] The water supply in the pipeline direct drinking water system is still transported through pipelines, and part of the pipelines is arranged outside the building walls, therefore, the pipelines arranged outside the walls need to be heat-insulated to prevent the direct drinking water in the pipelines from freezing into ice and causing pipeline blockage or pipeline burst in winter. However, the heat-insulating material wrapped outside the pipelines may fall off or be damaged during use, and therefore cannot completely solve the problem of direct drinking water freezing.

[0004] Therefore, in the prior art, an anti-icing device of a pipeline direct drinking water system is disclosed in Chinese Patent No. CN220150439U, which comprises a water purification tank, and an electric heating device is arranged in the water purification tank, the direct drinking water is heated to warm water by the electric heating device arranged in the water purification tank, and the direct drinking warm water is circulated in the pipeline direct drinking water network all day long to solve the problem of direct drinking water freezing.

[0005] However, since the direct drinking water is circulated in the pipeline direct drinking water network, the direct drinking water enters one end of the water purification tank and is discharged from the other end, passes through the electric heating device in the middle, and the temperature of the backflow water is always lower than that of the water in the water purification tank, in the process of mixing, there is no mixing structure in the water purification tank, the intersection of hot water and cold water forms a flow separation zone, that is, heat exchange needs time, and the backflow direct drinking water is discharged before the heat exchange time is sufficient, which affects the heating effect of the direct drinking water. Therefore, the inventor provides an anti-icing device of a pipeline direct drinking water system to solve the above problems. CONTENT OF THE UTILITY MODEL

[0006] The utility model aims at solving the problem that there is no mixing structure in the traditional water purification tank, the intersection of hot water and cold water forms a flow separation zone, the heat exchange time is insufficient, the backflow direct drinking water is discharged before the heat exchange time is sufficient, and the heating effect of the direct drinking water is affected.

[0007] In order to achieve the above object, the utility model discloses a kind of anti-icing device of pipeline direct drinking water system of basic scheme, including water purification bucket, bucket cover, heating rod being coaxially arranged in water purification bucket and mixing flow structure being arranged in water purification bucket, the top of bucket cover is connected with water inlet pipe, the bottom of water purification bucket is connected with main water outlet pipe, bucket cover top is also provided with top thermoscope, the mixing flow structure includes the first helical conveying blade being fixed between the inner wall of water purification bucket and the outer wall of heating rod.

[0008] Further, the top end of the heating rod extends upward to form a water inlet heating section, which extends out of the water purification bucket and into the inside of the bucket cover.

[0009] Further, the water inlet heating section is helically rising.

[0010] Further, the bottom of the water purification bucket is also provided with a bottom thermoscope.

[0011] Further, the mixing flow structure further includes a second helical conveying blade fixed between the inner wall of the water purification bucket and the outer wall of the heating rod.

[0012] Further, the second helical conveying blade is fixed with a top sealing plate and a bottom sealing plate between the top end and the bottom end, respectively, to form a reflux chamber, the top sealing plate is provided with a plurality of water outlet holes, and the main water outlet pipe is connected with a reflux water supply structure for supplying water to the reflux chamber.

[0013] Further, the reflux water supply structure includes a three-way pipe connected to the end of the main water outlet pipe, a water pump connected to the water inlet of the three-way pipe, and a reflux pipe connected to the water outlet of the water pump, the free end of the three-way pipe is connected with a secondary water outlet pipe, and the bottom of the water purification bucket is provided with a reflux channel connecting the reflux pipe and the reflux chamber.

[0014] Further, the outside of the water purification bucket is provided with a heat preservation layer.

[0015] Further, the inside of the bottom of the water purification bucket is circumferentially formed with a ring-shaped platform body, and the inner cavity of the bottom of the water purification bucket is oval-shaped.

[0016] The principle and effect of the present scheme are that, compared with the prior art, the utility model provides a water inlet pipe for continuously supplying direct drinking water, the direct drinking water to be warmed flows above the first helical conveying blade and is heated by the heating rod, the direct drinking water flows on the first helical conveying blade and mixes when the movement angle changes, the direct drinking water stays in the first helical conveying blade for a longer time, the heat exchange time is increased, the temperature of the direct drinking water discharged later is stable, the traditional water purification tank does not have a mixing flow structure, the intersection of hot water and cold water forms a flow separation zone, the heat exchange time is insufficient, the direct drinking water returned is discharged before the heat exchange time is sufficient, and the heating effect of the direct drinking water is affected. BRIEF DESCRIPTION OF DRAWINGS

[0017] To more clearly illustrate the technical solutions in the embodiments of this application, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0018] Figure 1 A schematic diagram of an anti-icing device for a piped drinking water system according to an embodiment of this application is shown;

[0019] Figure 2 A schematic diagram of the internal structure of an anti-icing device for a piped drinking water system according to an embodiment of this application is shown. Detailed Implementation

[0020] To further illustrate the technical means and effects adopted by this utility model in order to achieve the intended utility model purpose, the following detailed description of the specific implementation methods, structure, features and effects of this utility model is provided in conjunction with the accompanying drawings and preferred embodiments.

[0021] The reference numerals in the accompanying drawings include: 1. Water tank; 2. Insulation layer; 3. Inlet pipe; 4. Main outlet pipe; 5. Tee pipe; 6. Auxiliary outlet pipe; 7. Water pump; 8. Return pipe; 9. Inlet heating section; 10. Heating rod; 11. First spiral conveying blade; 12. Second spiral conveying blade; 13. Top thermometer.

[0022] An anti-icing device for a piped drinking water system, implementing, for example... Figure 1 As shown:

[0023] It includes a water purification tank 1, a lid installed on top of the water purification tank 1, a heating rod 10 installed inside the water purification tank 1, and a mixing structure installed inside the water purification tank 1. The outside of the water purification tank 1 is also wrapped with an insulation layer 2.

[0024] A water inlet pipe 3 is installed and connected to the top of the bucket lid, and a main water outlet pipe 4 is installed and connected to the bottom of the purified water bucket 1. A top thermometer 13 for measuring the top water temperature is also installed on the top of the bucket lid, and a bottom thermometer for measuring the bottom water temperature is also installed on the bottom of the purified water bucket 1. In this embodiment, an annular platform is integrally formed on the inner side of the bottom of the purified water bucket, making the inner cavity of the bottom of the purified water bucket elliptical.

[0025] like Figure 2 As shown, the installed heating rod 10 is coaxially placed inside the water purification tank 1, and the top of the heating rod 10 extends upward to form a water inlet heating section 9. The water inlet heating section 9 extends out of the water purification tank 1 and into the inside of the tank lid, and the water inlet heating section 9 is spirally upward. The drinking water introduced from the water inlet pipe 3 is first heated by the spirally upward water inlet heating section 9 before entering the mixed flow structure.

[0026] The mixed flow structure comprises a first spiral conveying blade 11 and a second spiral conveying blade 12 welded on the inner wall of the water purification bucket 1, the first spiral conveying blade 11 and the second spiral conveying blade 12 are coaxially installed, and the inner wall is bonded and fixed with the outer wall of the heating rod 10. The two ends of the first spiral conveying blade 11 and the second spiral conveying blade 12 are aligned respectively, and a top sealing plate is installed between the top end portions, and a bottom sealing plate is installed between the bottom end portions, and a reflux chamber is formed. A plurality of water outlet holes are also opened on the top sealing plate, and in this embodiment, the main water outlet pipe 4 is also communicated with a reflux water supply structure for supplying water to the reflux chamber.

[0027] The reflux water supply structure comprises a tee pipe 5 installed at the end of the main water outlet pipe 4, a water pump 7 with an inlet communicated with the left side pipe opening of the tee pipe 5 through a pipeline, and a reflux pipe 8 communicated with the water outlet of the water pump 7. The bottom of the water purification bucket 1 is provided with a reflux channel communicated with the reflux pipe 8 and the reflux chamber, and the reflux pipe 8 is inserted into the reflux channel. The bottom end port of the tee pipe 5 is provided with a secondary water outlet pipe 6.

[0028] When the utility model is used, the refluxed direct drinking water in the pipeline direct drinking water system is discharged into the water purification bucket 1 through the water inlet pipe 3 on the bucket cover, and the direct drinking water is first heated in the water inlet heating section 9 arranged in a spiral upward direction, and then enters the mixed flow structure;

[0029] With the continuous supply of direct drinking water from the water inlet pipe 3, the direct drinking water to be warmed flows above the first spiral conveying blade 11 and is heated and warmed by the heating rod 10, and the direct drinking water flowing on the first spiral conveying blade 11 is mixed with the change of the movement angle, and the direct drinking water is prolonged in the first spiral conveying blade 11 to prolong the heat exchange time, so that the temperature of the direct drinking water discharged subsequently is stable;

[0030] The direct drinking water stably heated by the main water outlet pipe 4 is divided into two parts, one part is pumped into the reflux chamber between the first spiral conveying blade 11 and the second spiral conveying blade 12 by the water pump 7 for auxiliary warming and heat preservation, and the other part is directly discharged through the secondary water outlet pipe 6 for use, so as to prevent the direct drinking water in the pipeline of the pipeline direct drinking water system from freezing. The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model has been disclosed as above, it is not intended to limit the utility model. Any person skilled in the art can make some changes or modifications to the above-mentioned technical content without departing from the scope of the utility model technical scheme, and any modification, equivalent change and modification of the above-mentioned technical content without departing from the scope of the utility model technical scheme are still within the scope of the utility model technical scheme.

Claims

1. An anti-icing device for a direct drinking water piping system, characterized in that Including the water purification bucket, the bucket cover, the heating rod coaxial in the water purification bucket and the mixed flow structure in the water purification bucket, the top of the bucket cover is connected with the water inlet pipe, the bottom of the water purification bucket is connected with the main water outlet pipe, and the top of the bucket cover is also provided with a top temperature gauge, the mixed flow structure includes the first spiral conveying blade fixed between the inner wall of the water purification bucket and the outer wall of the heating rod.

2. The anti-icing device of a direct drinking water piping system according to claim 1, wherein The top end of the heating rod extends upward to form a water inlet heating section, which extends out of the water purification bucket and into the inside of the bucket cover.

3. The anti-icing device of a direct pipe straight drinking water system according to claim 2, characterized in that, The water inlet heating section is spirally upward.

4. The anti-icing device of a direct pipe drinking water system according to claim 1, wherein The bottom of the water purification bucket is also provided with a bottom temperature gauge.

5. The anti-icing device of a direct pipe drinking water system according to claim 1, wherein The mixed flow structure also includes the second spiral conveying blade fixed between the inner wall of the water purification bucket and the outer wall of the heating rod.

6. The anti-icing device of a direct pipe drinking water system according to claim 5, characterized in that The top end and the bottom end of the second spiral conveying blade are respectively fixed with a top sealing plate and a bottom sealing plate, forming a backflow chamber, the top sealing plate is provided with a plurality of water outlet holes, and the main water outlet pipe is connected with a backflow water supply structure for supplying water to the backflow chamber.

7. The anti-icing device of a direct pipe drinking water system according to claim 6, characterized in that The backflow water supply structure includes a three-way pipe connected at the end of the main water outlet pipe, a water pump connected with the water inlet of the three-way pipe, and a backflow pipe connected with the water outlet of the water pump, the free end of the three-way pipe is connected with a secondary water outlet pipe, and the bottom of the water purification bucket is provided with a backflow channel connected with the backflow pipe and the backflow chamber.

8. The anti-icing device of a direct pipe drinking water system according to claim 1, wherein The outside of the water purification bucket is provided with a heat preservation layer.

9. The anti-icing device of a direct pipe drinking water system according to claim 1, wherein The inside of the bottom of the water purification bucket is circumferentially formed with a ring-shaped table body, and the inner cavity of the bottom of the water purification bucket is oval.

Images