A turbine flow guide device for thick film heating elements

Abstract

The present invention discloses a turbine flow guide device for a thick film heating element, comprising a columnar tube body made of high temperature resistant material, a tube body mounting member arranged at both ends of the columnar tube body, and a flow guide turbine assembly slidably sleeved on the columnar tube body, the columnar tube body is filled and fixed in the heating inner cavity of the thick film heating pipe through the tube body mounting member, and a thick film heating fluid flow channel is formed between the columnar tube body and the thick film heating pipe, and the flow guide turbine assembly rotates and slides up and down along the columnar tube body to achieve vortex turbulence mixing of the fluid in the thick film heating fluid flow channel. The present invention uses a mixed flow guide assembly and a flow guide turbine assembly with a specific structure to enable the fluid to form a good vortex turbulence mixing effect in the water inlet cavity or the water outlet cavity of the thick film heating pipe, which improves the heating efficiency and heating uniformity of the thick film heating pipe to a certain extent.

Description

Technical Field

[0001] The invention belongs to the technical field of heating components, and in particular relates to a turbine flow guide device for a heating element. Background Art

[0002] Water dispensers have become a necessity in people's lives, which makes it convenient to drink cold and hot water at any time, and improves the convenience of people's lives. The thick film heating component is one of the important components of the water dispenser. At present, the conventional thick film heating component includes a guide tube, a thick film heating tube sleeved on the guide tube and spaced apart, a protective shell tube sleeved on the thick film heating tube and spaced apart from the thick film heating tube, and two connecting covers respectively located at both ends of the guide tube column; the two connecting covers simultaneously clamp the guide tube, the thick film heating tube and the protective shell tube and make the guide tube, the thick film heating tube and the protective shell tube form a fixed connection with the connecting covers, and the two connecting covers are used to connect the water inlet pipe and the water outlet pipe respectively.

[0003] At present, thick film heating pipe fittings mostly use rubber or plastic guide tubes. The guide tubes made of this material are low-cost and easy to shape. The guide tubes can be designed and processed into spiral, tubular or tube body plus turbulent step structure according to the turbulent mixing effect and heating efficiency required. The guide tubes have good use effect. However, the guide tubes made of this material have the phenomenon of odor in the hot water after being used for a period of time. At the same time, the guide tubes designed into simple spiral or tube body plus turbulent step structure cannot achieve a good turbulent temperature equalization effect and cannot meet the customer's use requirements. Summary of the invention

[0004] The technical problem solved by the present invention is to provide a turbine guide device for a thick film heating element which has a reasonable structural design, is safe and convenient to use, and has a good turbulence and temperature uniformity effect.

[0005] In order to solve the above-mentioned technical problems, the present invention adopts the following technical scheme: a turbine guide device for a heating element, characterized in that it includes a columnar tube body made of high-temperature resistant material, tube body mounting parts arranged at both ends of the columnar tube body, and a guide turbine assembly slidably sleeved on the columnar tube body. The columnar tube body is filled and fixed in the heating inner cavity of the heating tube through the tube body mounting parts, and a heating fluid flow channel is formed between the columnar tube body and the heating tube. The guide turbine assembly rotates and slides up and down along the columnar tube body to realize vortex turbulence mixing of the fluid in the heating fluid flow channel.

[0006] It is further defined that the columnar tube body made of high temperature resistant material is a high temperature plastic columnar tube body, a ceramic columnar tube body or a metal columnar tube body.

[0007] It is further defined that the columnar tube body made of high temperature resistant material is a stainless steel columnar tube body.

[0008] It is further defined that the columnar tube body made of high temperature resistant material has a hollow through structure or an internal blocking structure and the outer surface of the columnar tube body is a light tube structure.

[0009] It is further defined that the guide turbine assembly is composed of a sliding sleeve and a plurality of spiral grooves arranged on the outer wall of the sliding sleeve, and the outer edges of the partition plates on both sides of the spiral grooves are clearance-matched with the inner wall of the thick film heating tube or the outer edges of the partition plates on both sides of the spiral grooves are in contact with and slidingly fit with the inner wall of the thick film heating tube.

[0010] It is further defined that at least one guide turbine assembly is slidably sleeved on the columnar tube body, a limit assembly is provided between adjacent guide turbine assemblies, the limit assembly is sleeved and fixed on the columnar tube body, and the guide turbine assemblies at both ends of the columnar tube body are respectively limited by the limit assemblies sleeved and fixed on both ends of the columnar tube body or are directly limited by tube body mounting parts arranged at both ends of the columnar tube body.

[0011] It is further defined that the tube body mounting part is a mixed flow guide component, which is composed of a columnar connecting part connected to a fixed columnar tube body and a guide mixing part for guiding and mixing the heating fluid. A plurality of guide blades are evenly distributed along the circumferential direction on the guide mixing part. The guide blades are twisted in the horizontal and vertical directions. The direction of the fluid passing through the guide blades moves radially and axially according to the twisting direction of the guide blades, so as to realize the fluid quickly impacting the inner side of the heating pipe in the form of a vortex or flowing from the inner side flow channel of the heating pipe to the center of the guide mixing part, thereby improving the fluid heating efficiency and the uniformity of the fluid heating.

[0012] Compared with the prior art, the present invention has the following beneficial effects: the present invention can effectively improve the heating efficiency of the heating pipe by adding a mixed flow guide component and a guide turbine component to the thick film heating pipe, and the use of a columnar pipe body made of ceramic or metal can effectively avoid the phenomenon that the hot water has a peculiar smell after the heater has been used for a period of time. The present invention uses a mixed flow guide component and a guide turbine component with a specific structure to enable the fluid to form a good vortex turbulence mixing effect in the water inlet cavity or the water outlet cavity of the heating pipe, which improves the heating efficiency and heating uniformity of the heating pipe to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the present invention;

[0014] Figure 2 It is a structural schematic diagram of the guide turbine assembly in the present invention.

[0015] In the figure: 1-columnar tube body, 2-tube body mounting part, 3-guide turbine assembly, 301-sliding sleeve, 302-spiral groove, 303-partition plate, 4-limiting assembly. DETAILED DESCRIPTION

[0016] The technical scheme of the present invention is described in detail in conjunction with the accompanying drawings. A turbine guide device for a thick film heating element comprises a columnar tube body 1 made of high temperature resistant material, tube body mounting parts 2 arranged at both ends of the columnar tube body 1 and a guide turbine assembly 3 slidably sleeved on the columnar tube body 1. The columnar tube body 1 is filled and fixed in the heating inner cavity of the thick film heating tube through the tube body mounting part 2, and a thick film heating fluid flow channel is formed between the columnar tube body 1 and the thick film heating tube. The guide turbine assembly 3 rotates and slides up and down along the columnar tube body 1 to achieve vortex turbulence mixing of the fluid in the thick film heating fluid flow channel.

[0017] The columnar tube body 1 made of high temperature resistant material described in the present invention is a ceramic columnar tube body or a metal columnar tube body, wherein the columnar tube body made of high temperature resistant material is preferably a stainless steel columnar tube body; the columnar tube body 1 made of high temperature resistant material has a hollow through structure or an internal barrier structure and the outer surface of the columnar tube body 1 is a smooth tube structure.

[0018] The guide turbine assembly 3 described in the present invention is composed of a sliding sleeve 301 and a plurality of spiral grooves 302 arranged on the outer wall of the sliding sleeve 301. The outer edges of the partition plates 303 on both sides of the spiral groove 302 are gap-fitted with the inner wall of the thick film heating tube or the outer edges of the partition plates 303 on both sides of the spiral groove 302 are in contact with and slidingly fit with the inner wall of the thick film heating tube.

[0019] According to the present invention, two guide turbine assemblies 3 are slidably sleeved on the columnar tube body 1, and a limit assembly 4 is provided between adjacent guide turbine assemblies 3. The limit assembly 4 is sleeved and fixed on the columnar tube body 1. The guide turbine assemblies 3 at both ends of the columnar tube body 1 are respectively limited by the limit assemblies 4 sleeved and fixed on the two ends of the columnar tube body 1 or are directly limited by the tube body mounting parts 2 arranged at the two ends of the columnar tube body 1.

[0020] The pipe body mounting part 2 described in the present invention is a mixed flow guide component, which is composed of a columnar connecting part connected to a fixed columnar pipe body and a guide mixing part for guiding and mixing the heating fluid. A plurality of guide blades are evenly distributed along the circumferential direction on the guide mixing part. The guide blades are twisted in the horizontal and vertical directions. The direction of the fluid passing through the guide blades moves radially and axially in the twisted direction of the guide blades, so as to realize that the fluid quickly impacts the inner side of the thick film heating pipe in the form of a vortex or flows from the inner side flow channel of the heating pipe to the center of the guide mixing part, thereby improving the fluid heating efficiency and the uniformity of the fluid heating.

[0021] The present invention can effectively improve the heating efficiency of thick film heating pipe fittings by adding a mixed flow guide component and a guide turbine component to the thick film heating pipe fittings, and at the same time, the use of a columnar pipe body made of ceramic or metal material can effectively avoid the phenomenon that hot water has a peculiar smell after the thick film heater has been used for a period of time. The present invention uses a mixed flow guide component and a guide turbine component with a specific structure to enable the fluid to form a good vortex turbulence mixing effect in the water inlet cavity or the water outlet cavity of the thick film heating pipe fitting, thereby improving the heating efficiency and heating uniformity of the thick film heating pipe fittings to a certain extent.

[0022] The basic principles, main features and advantages of the present invention are shown and described above. Without departing from the spirit and scope of the present invention, the present invention may also be subject to various changes and improvements, which all fall within the scope of the present invention to be protected.

Claims

1. A turbine guide device for a thick film heating element, characterized in that The invention comprises a columnar tube body made of high temperature resistant material, a tube body mounting part arranged at both ends of the columnar tube body and a guide turbine assembly slidably sleeved on the columnar tube body. The columnar tube body is filled and fixed in the heating inner cavity of the heating tube through the tube body mounting part and a heating fluid flow channel is formed between the columnar tube body and the heating tube part. The guide turbine assembly rotates on its own or slides up and down along the columnar tube body to realize vortex turbulence mixing of the fluid in the heating flow channel. The guide turbine assembly is composed of a sliding sleeve and a plurality of spiral grooves arranged on the outer wall of the sliding sleeve. The outer edges of the partition plates on both sides of the spiral groove are in clearance with the inner wall of the thick film heating tube part or the partition plates on both sides of the spiral groove are in clearance with the inner wall of the thick film heating tube part. The outer edge of the pipe body is in contact with the inner wall of the thick film heating pipe and slides together; the pipe body mounting part is a mixed flow guide component, which is composed of a columnar connecting part connected to a fixed columnar pipe body and a guide mixing part for guiding and mixing the heating fluid. A plurality of guide blades are evenly distributed along the circumferential direction on the guide mixing part. The guide blades are twisted in the horizontal and vertical directions. The direction of the fluid passing through the guide blades moves radially and axially in the twisting direction of the guide blades, so as to realize that the fluid quickly impacts the inner side of the heating pipe in the form of a vortex or flows from the inner side flow channel of the heating pipe to the center of the guide mixing part, thereby improving the fluid heating efficiency and the uniformity of the fluid heating.

2. The turbine guide device for thick film heating element according to claim 1, characterized in that: The columnar tube body made of high temperature resistant material is a high temperature plastic columnar tube body, a ceramic columnar tube body or a metal columnar tube body.

3. The turbine guide device for thick film heating element according to claim 1, characterized in that: The columnar tube body made of high temperature resistant material is a stainless steel columnar tube body.

4. The turbine guide device for thick film heating element according to claim 1, characterized in that: The columnar tube body made of high temperature resistant material has a hollow through structure or an internal blocking structure and the outer surface of the columnar tube body is a light tube structure.

5. The turbine guide device for thick film heating element according to claim 1, characterized in that: At least one guide turbine assembly is slidably sleeved on the columnar tube body, and a limit assembly is provided between adjacent guide turbine assemblies, which is sleeved and fixed on the columnar tube body. The guide turbine assemblies at both ends of the columnar tube body are respectively limited by the limit assemblies sleeved and fixed on both ends of the columnar tube body or are directly limited by the tube body mounting parts arranged at both ends of the columnar tube body.

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