CN113117913B - Liquid heat-conducting medium jet pipe and heating device - Google Patents
Liquid heat-conducting medium jet pipe and heating device Download PDFInfo
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- CN113117913B CN113117913B CN201911393129.2A CN201911393129A CN113117913B CN 113117913 B CN113117913 B CN 113117913B CN 201911393129 A CN201911393129 A CN 201911393129A CN 113117913 B CN113117913 B CN 113117913B
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- pipe
- liquid inlet
- heat
- conducting medium
- liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
- B05B1/20—Perforated pipes or troughs, e.g. spray booms; Outlet elements therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/101—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The invention relates to a liquid heat-conducting medium injection pipe and a heating device, wherein the injection pipe is arranged in a shell of a heat exchange device and used for providing liquid heat-conducting medium for the inside of the shell, a liquid outlet for the outflow of the liquid heat-conducting medium is formed in the shell, the injection pipe comprises a main liquid inlet pipe and a branch pipe communicated with the main liquid inlet pipe, one end of the main liquid inlet pipe is a closed end, the other end of the main liquid inlet pipe is a liquid inlet for the inflow of the liquid heat-conducting medium, the closed end is close to the liquid outlet, the branch pipe is arranged at a position close to the liquid inlet of the main liquid inlet pipe, injection holes are uniformly formed in the main liquid inlet pipe, one end of the branch pipe is a closed end, the other end of the branch pipe is communicated with the main liquid inlet pipe, and an injection hole is formed in the wall of the branch pipe, which faces the closed end of the main liquid inlet pipe. Compared with the prior art, the invention has the advantages of high heat exchange efficiency, no overheating phenomenon and the like.
Description
Technical Field
The invention relates to a liquid heater, in particular to a liquid heat-conducting medium jet pipe and a heating device.
Background
In the roller temperature controller, the heat-conducting medium needs to be heated, the traditional heater is similar to a U-shaped tubular heat exchanger, one end of the traditional heater is fully inserted with a heating pipe, and the heat-conducting medium is arranged on the shell layer. The middle of the heat exchange tube is not provided with a baffle plate to interfere the fluid, so that the heat flow of the diversion medium in the heater cannot be turbulent sufficiently, the heat exchange tube is difficult to contact with the heat exchange medium sufficiently, the medium is heated unevenly, and the carbonization phenomenon caused by the overheating of the medium is found in the heater in actual use. Therefore, not only is the heat exchange efficiency of the heat exchanger enhanced, but also overheating of the heating pipe needs to be avoided.
Disclosure of Invention
The invention aims to overcome the defects of uneven heating and easy overheating of a heating pipe in the prior art and provides a liquid heat-conducting medium jet pipe and a heating device.
The aim of the invention can be achieved by the following technical scheme:
a liquid heat-conducting medium jet pipe which is arranged in a shell of a heat exchange device and used for providing liquid heat-conducting medium for the inside of the shell, wherein a liquid outlet for the liquid heat-conducting medium to flow out is arranged on the shell;
The jet pipe comprises a main liquid inlet pipe and a branch pipe communicated with the main liquid inlet pipe, wherein one end of the main liquid inlet pipe is a closed end, the other end of the main liquid inlet pipe is a liquid inlet for flowing in liquid heat conducting medium, the closed end is close to the liquid outlet, the branch pipe is arranged at a position close to the liquid inlet of the main liquid inlet pipe, jet holes are uniformly arranged on the main liquid inlet pipe, one end of the branch pipe is a closed end, the other end of the branch pipe is communicated with the main liquid inlet pipe, and jet holes are arranged on the pipe wall of the branch pipe, which faces the closed end of the main liquid inlet pipe.
The branch pipe is perpendicular to the main liquid inlet pipe.
Along the axial direction of main feed liquor pipe, be equipped with a plurality of mutually parallel, equidistant injection face of arranging on the main feed liquor pipe, the jet orifice evenly arrange in on the injection face with the circular structure that main feed liquor pipe intersects.
The spraying surfaces are perpendicular to the axial direction of the main liquid inlet pipe, and each spraying surface is provided with 1-6 spraying holes, preferably 4 spraying holes.
The invention also provides a heating device adopting the liquid heat-conducting medium jet pipe, which comprises a shell, a first heat pipe end flange, a second heat pipe end flange, a heating pipe and a jet pipe, wherein the first heat pipe end flange and the second heat pipe end flange are respectively arranged at two ends of the shell, the heating pipe is arranged in the shell, the jet pipe penetrates through the second heat pipe end flange and is arranged in the shell, a liquid outlet for the liquid heat-conducting medium to flow out is formed in the shell, and a thermocouple is arranged in the heating pipe.
The heating pipe is a U-shaped pipe, and an inlet and an outlet of the U-shaped pipe are both arranged on the first heat pipe end flange.
The heating pipe is positioned between the liquid outlet and the main liquid inlet pipe, the branch pipe is positioned at one side of the main liquid inlet pipe, which is close to the heating pipe, and is positioned between the end part of the heating pipe and the liquid inlet pipe flange.
The liquid inlet and the liquid outlet are connected with an external pipeline through a flange.
The bottom of the shell is provided with a liquid outlet which is connected with a liquid outlet pipeline, and the liquid outlet pipeline is provided with a switch valve.
The working principle of the invention is as follows:
In addition, the branch pipe is provided with the injection hole, the injection hole also injects the liquid heat conducting medium at the same time, the fluid in the cylinder body is pushed to flow towards the liquid outlet, the overheat phenomenon caused by the overlong contact time of the heat conducting medium and the heating pipe is avoided, and the carbonization of the liquid heat conducting medium is avoided.
Compared with the prior art, the invention has the following advantages:
(1) The heating is more uniform, namely, the fluid in the cylinder body is uniformly distributed by adding a liquid inlet pipe, so that the turbulence intensity of the diversion medium is enhanced, and the heat conduction medium is ensured to be fully and uniformly contacted with the heating pipe;
(2) The scaling phenomenon is eliminated, namely, the jet flow of the branch pipe pushes the heat conducting medium to flow in the cylinder body, so that the heat conducting medium cannot stay in the cylinder body for a long time, and the carbonization phenomenon caused by overheating due to the stay of the medium is eliminated.
Drawings
FIG. 1 is a schematic diagram of a heating device according to the present invention;
FIG. 2 is a schematic view of a jet pipe according to the present invention;
In the figure, 1 is a heating pipe, 2 is a first heat pipe end flange, 3 is a liquid outlet, 4 is a liquid outlet, 5 is a shell, 6 is a main liquid inlet pipe, 7 is a branch pipe, 8 is a second heat pipe end flange, 9 is a liquid inlet, 10 is an injection hole, and 11 is an injection hole.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present invention.
Examples
A liquid heat-conducting medium jet pipe and a heating device using the jet pipe can effectively reproduce dry combustion. As shown in fig. 1, the heating device comprises a shell 5, a first heat pipe end flange 2 and a second heat pipe end flange 8 which are respectively arranged at two ends of the shell 5, a heating pipe 1 arranged in the shell 5 and a jet pipe which passes through the second heat pipe end flange 8 and is arranged in the shell 5, wherein a thermocouple is arranged in the heating pipe 1, the jet pipe is arranged in the shell 5 of the heating device and provides liquid heat conducting medium for the shell 5, a liquid outlet 3 for the liquid heat conducting medium to flow out is arranged on the shell 5, and the jet pipe is provided with a liquid inlet 9, namely the liquid inlet 9 of the heat conducting medium of the whole heating device. The heating pipe 1 is a U-shaped pipe, an inlet and an outlet of the U-shaped pipe are both arranged on the first heat pipe end flange 2, the heating pipe 1 is positioned between the liquid outlet 3 and the main liquid inlet pipe 6, the branch pipe 7 is positioned at one side of the main liquid inlet pipe 6, which is close to the heating pipe 1, and is positioned between the end part of the heating pipe 1 and the liquid inlet pipe flange 9. The liquid inlet 9 and the liquid outlet 3 are connected with an external pipeline through a flange. The bottom of the shell 5 is provided with a liquid outlet 4, the liquid outlet 4 is connected with a liquid outlet pipeline, and the liquid outlet pipeline is provided with a switch valve. In the embodiment, the injection pipe and the cylinder are both made of Q235 steel, the working pressure of the heating device is 0.5MPa, and the design and manufacturing pressure is 1.0MPa.
As shown in fig. 1 and 2, the injection pipe comprises a main liquid inlet pipe 6 and a branch pipe 7 which is vertical to and communicated with the main liquid inlet pipe 6, one end of the main liquid inlet pipe 6 is a closed end, the other end of the main liquid inlet pipe is a liquid inlet 9 for flowing in liquid heat conducting medium, the closed end is close to the liquid outlet 3, the branch pipe 7 is arranged at a position close to the liquid inlet 9 of the main liquid inlet pipe 6, injection holes 10 are uniformly arranged on the main liquid inlet pipe 6, one end of the branch pipe 7 is a closed end, the other end of the branch pipe is communicated with the main liquid inlet pipe 6, and an injection hole 11 is arranged on a pipe wall of the branch pipe 7 facing the closed end of the main liquid inlet pipe 6.
Along the axial direction of the main liquid inlet pipe 6, the main liquid inlet pipe 6 is provided with a plurality of mutually parallel and equidistantly arranged injection surfaces, and the injection holes 10 are uniformly arranged on a circular structure where the injection surfaces intersect with the main liquid inlet pipe 6. The injection surfaces are perpendicular to the axial direction of the main liquid inlet pipe 6, 4 injection holes 10 are arranged on each injection surface, and the corresponding injection holes 10 are positioned on the same bus of the main liquid inlet pipe 6, namely, the adjacent four injection holes 10 are arranged in a rectangular shape.
According to the heating device of the embodiment, the liquid inlet 9 and the liquid outlet 3 are connected with the outside through flanges, the liquid heat-conducting medium enters the main liquid inlet pipe 6 through the liquid inlet 9, is uniformly sprayed on the heating pipe 1 through the spraying holes 10 on the liquid inlet pipe, meanwhile, part of the liquid heat-conducting medium enters the branch pipe 7, and flows towards the liquid outlet through the spraying holes 11 on the branch pipe 7, so that the liquid heat-conducting medium in the shell 5 is pushed to flow.
The device of the embodiment has more uniform heating, namely, the fluid in the cylinder is uniformly distributed by adding the liquid inlet pipe, the turbulence intensity of the diversion medium is enhanced, the heat conduction medium is ensured to be fully and uniformly contacted with the heating pipe, and the scaling phenomenon can be eliminated, namely, the jet flow of the branch pipe pushes the fluid in the cylinder to flow, so that the heat conduction medium cannot stay in the cylinder for a long time, and the carbonization phenomenon caused by overheating due to the stay of the medium is eliminated.
The foregoing describes specific embodiments of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the claims without affecting the spirit of the invention.
Claims (7)
1. A liquid heat-conducting medium injection pipe, which is arranged in a shell (5) of a heat exchange device and used for providing liquid heat-conducting medium into the shell (5), wherein a liquid outlet (3) for the liquid heat-conducting medium to flow out is arranged on the shell (5);
The jet pipe is characterized by comprising a main liquid inlet pipe (6) and a branch pipe (7) communicated with the main liquid inlet pipe (6), wherein one end of the main liquid inlet pipe (6) is a closed end, the other end of the main liquid inlet pipe is a liquid inlet (9) for flowing in liquid heat conducting medium, the closed end is close to the liquid outlet (3), the branch pipe (7) is arranged at a position close to the liquid inlet (9) of the main liquid inlet pipe (6), jet holes (10) are uniformly arranged on the main liquid inlet pipe (6), one end of the branch pipe (7) is a closed end, the other end of the branch pipe is communicated with the main liquid inlet pipe (6), a jet hole (11) is formed in the pipe wall of the branch pipe (7) facing the liquid outlet (3), and the branch pipe (7) is perpendicular to the main liquid inlet pipe (6), so that the liquid heat conducting medium in a shell (5) is pushed to flow to the liquid outlet (3).
Along the axial direction of main feed liquor pipe (6), be equipped with a plurality of mutually parallel, equidistant injection face of arranging on main feed liquor pipe (6), jet orifice (10) evenly arrange in the injection face with on the circular structure that main feed liquor pipe (6) intersects.
2. The liquid heat-conducting medium injection pipe according to claim 1, wherein the injection surface is perpendicular to the axial direction of the main liquid inlet pipe (6), and each injection surface is provided with 1-6 injection holes (10).
3. A heating device adopting the liquid heat-conducting medium injection pipe disclosed in claim 1 is characterized by comprising a shell (5), a first heat pipe end flange (2) and a second heat pipe end flange (8) which are respectively arranged at two ends of the shell (5), a heating pipe (1) arranged in the shell (5) and an injection pipe arranged in the shell (5) through the second heat pipe end flange (8), wherein a liquid outlet (3) for the liquid heat-conducting medium to flow out is formed in the shell (5), and a thermocouple is arranged in the heating pipe.
4. A heating arrangement according to claim 3, characterized in that the heating pipe (1) is a U-shaped pipe, the inlet and outlet of which are mounted on the first heat pipe end flange (2).
5. A heating device according to claim 4, characterized in that the heating pipe (1) is located between the outlet opening (3) and the main inlet pipe (6), and that the branch pipe (7) is located at the side of the main inlet pipe (6) close to the heating pipe (1) between the end of the heating pipe (1) and the inlet opening (9).
6. A heating arrangement according to claim 5, characterized in that the inlet (9) and the outlet (3) are connected to an external pipe by means of flanges.
7. A heating device according to claim 5, characterized in that the bottom of the housing (5) is provided with a drain (4), which drain (4) is connected to a drain line, which drain line is provided with a switch valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911393129.2A CN113117913B (en) | 2019-12-30 | 2019-12-30 | Liquid heat-conducting medium jet pipe and heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911393129.2A CN113117913B (en) | 2019-12-30 | 2019-12-30 | Liquid heat-conducting medium jet pipe and heating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113117913A CN113117913A (en) | 2021-07-16 |
| CN113117913B true CN113117913B (en) | 2025-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911393129.2A Active CN113117913B (en) | 2019-12-30 | 2019-12-30 | Liquid heat-conducting medium jet pipe and heating device |
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| Country | Link |
|---|---|
| CN (1) | CN113117913B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2562506A1 (en) * | 2011-08-23 | 2013-02-27 | Yu Shen Machinery Co., Ltd. | Shell-and-tube heat exchanger |
| CN211937462U (en) * | 2019-12-30 | 2020-11-17 | 上海金湖挤出设备有限公司 | Liquid heat-conducting medium injection pipe and heating device |
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| DE2855516A1 (en) * | 1978-12-22 | 1980-07-03 | Kern & Grosskinsky | Fluid disinfection and detoxification equipment - has water flow operated hydromotor driving pump dosing chemical agent into service water system |
| US4568022A (en) * | 1980-04-04 | 1986-02-04 | Baltimore Aircoil Company, Inc. | Spray nozzle |
| US4501952A (en) * | 1982-06-07 | 1985-02-26 | Graco Inc. | Electric fluid heater temperature control system providing precise control under varying conditions |
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| DE102012207305A1 (en) * | 2012-05-02 | 2013-11-07 | Webasto Ag | A heater for a vehicle and method of operating the heater |
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| JP6054789B2 (en) * | 2013-03-26 | 2016-12-27 | 瀬尾高圧工業株式会社 | Heat exchanger |
| CN104061672A (en) * | 2014-07-07 | 2014-09-24 | 镇江市江岛电器制造有限公司 | Anti-explosion electric heater |
| CN204693553U (en) * | 2015-04-03 | 2015-10-07 | 王晨 | Modularized combination type intelligent collector system |
| CN208205862U (en) * | 2018-05-18 | 2018-12-07 | 无锡特莱姆气体设备有限公司 | Dismountable water bath type gasifier |
| CN209230078U (en) * | 2018-12-05 | 2019-08-09 | 山东正工冷暖设备有限公司 | flooded heat exchanger |
| CN209371498U (en) * | 2018-12-22 | 2019-09-10 | 深圳市天翔宇科技有限公司 | A kind of PTC liquid heater |
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2019
- 2019-12-30 CN CN201911393129.2A patent/CN113117913B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2562506A1 (en) * | 2011-08-23 | 2013-02-27 | Yu Shen Machinery Co., Ltd. | Shell-and-tube heat exchanger |
| CN211937462U (en) * | 2019-12-30 | 2020-11-17 | 上海金湖挤出设备有限公司 | Liquid heat-conducting medium injection pipe and heating device |
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| CN113117913A (en) | 2021-07-16 |
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