CN220771366U - Thick film heater - Google Patents
Thick film heater Download PDFInfo
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- CN220771366U CN220771366U CN202322601348.3U CN202322601348U CN220771366U CN 220771366 U CN220771366 U CN 220771366U CN 202322601348 U CN202322601348 U CN 202322601348U CN 220771366 U CN220771366 U CN 220771366U
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- water
- thick film
- film heater
- inner cylinder
- water outlet
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 120
- 239000007769 metal material Substances 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The thick film heater comprises a base pipe assembly, wherein a water inlet and a water outlet are formed in the base pipe assembly, the thick film heater further comprises an elastic piece, the base pipe assembly comprises an outer cylinder and an inner cylinder, the inner cylinder is arranged inside the outer cylinder, the elastic piece is sleeved on the periphery of the inner cylinder and located between the outer cylinder and the inner cylinder, a spiral water flow channel is formed between the outer cylinder, the inner cylinder and the elastic piece, the water inlet, the water flow channel and the water outlet are sequentially communicated, flanges are respectively arranged at two ends of the inner cylinder, connecting edges are respectively arranged at two ends of the outer cylinder, and the flanges are mutually connected with the connecting edges. According to the thick film heater, the outer cylinder and the inner cylinder are arranged, the springs are sleeved on the periphery of the inner cylinder, the spiral water flow channels are formed among the outer cylinder, the inner cylinder and the springs, and water entering the outer cylinder moves spirally in the water flow channels, so that the water flow path is prolonged, the heat exchange time is prolonged, and the heat exchange efficiency is greatly improved; the outer cylinder and the inner cylinder are welded with the connecting edge through the flanging, and the outer cylinder, the inner cylinder and the spring are made of metal materials, so that the integral strength of the thick film heater can be enhanced.
Description
Technical Field
The utility model relates to the technical field of heaters, in particular to a thick film heater.
Background
Chinese patent document CN111385920a discloses a thick film heater hot nozzle in 7 months of 2020, comprising a hot nozzle main body, a heating steel sleeve is sleeved on the outer wall of the hot nozzle main body, an insulating layer is arranged on the outer wall of the heating steel sleeve, two groups of vertical silver-based conductive layers are arranged on the outer wall of the front side of the insulating layer, a transverse thick film heating resistor layer is uniformly arranged on the outer wall of the front side of the insulating layer, the outer wall of the rear side of the thick film heating resistor layer is fixedly connected with the outer wall of the front side of the silver-based conductive layer, a glass crystal covering layer is arranged on the outer wall of the insulating layer, the silver-based conductive layer and the thick film heating resistor layer are both positioned in the glass crystal covering layer, two groups of wire connecting layer ports are formed on the central outer wall of the front side of the glass crystal covering layer, and the wire connecting layer ports are electrically connected with the silver-based conductive layer; in the structure of the thick film heater, water flows out along the straight flow passage after entering the main body (i.e. the base pipe) of the hot nozzle, but the heat exchange efficiency is low due to the fact that the water flow speed is high and the heat exchange time is short.
Therefore, further improvements are needed.
Disclosure of Invention
The utility model aims to provide a thick film heater with simple structure, high heat exchange efficiency, low cost and strong practicability, so as to overcome the defects of the traditional thick film heater.
According to this purpose design a thick film heater, including the base pipe subassembly, be provided with water inlet and delivery port on the base pipe subassembly, its characterized in that: still include the elastic component, the base tube subassembly includes urceolus and inner tube, and the inner tube setting is inside the urceolus, and the elastic component cover is established at the inner tube periphery, and is located between urceolus and the inner tube, forms heliciform rivers passageway between urceolus, inner tube and the elastic component, and water inlet, rivers passageway and delivery port communicate in proper order, and the both ends of inner tube are provided with the turn-ups respectively, and the both ends of urceolus are provided with the connection limit respectively, turn-ups and connection limit interconnect.
The elastic piece is closely matched with the inner wall of the outer cylinder and the outer wall of the inner cylinder respectively.
The base pipe assembly further comprises a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe are respectively connected to the two ends of the inner barrel, the water inlet is arranged at one end of the water inlet pipe, the water outlet is arranged at one end of the water outlet pipe, and the water inlet, the water inlet pipe and the water flow channel are sequentially communicated.
The water flow channel, the water outlet pipe and the water outlet are sequentially communicated.
The base pipe assembly further comprises a partition plate, the partition plate is arranged between the outer cylinder and the inner cylinder and is close to the water outlet pipe, a water-steam separation cavity is formed among the outer cylinder, the inner cylinder, the partition plate and the water outlet pipe, a plurality of through holes are formed in the partition plate, and the water flow channel, the through holes, the water-steam separation cavity, the water outlet pipe and the water outlet are sequentially communicated.
The flange is bent outwards, and the flange and the connecting edge are welded with each other.
The inner cylinder is arranged in a hollow way.
The outer cylinder, the inner cylinder and the elastic member are made of metal materials.
The elastic piece is a spring.
According to the thick film heater, the outer cylinder and the inner cylinder are arranged, the springs are sleeved on the periphery of the inner cylinder, the spiral water flow channels are formed among the outer cylinder, the inner cylinder and the springs, water entering the outer cylinder moves spirally in the water flow channels, so that the water flow path is prolonged, the water flow speed is reduced, the heat exchange time is prolonged, and the heat exchange efficiency is greatly improved; the outer cylinder and the inner cylinder are welded with the connecting edge through the flanging, and the outer cylinder, the inner cylinder and the spring are made of metal materials, so that the integral strength of the thick film heater can be enhanced, the thick film heater can bear larger water pressure, and the use safety of the thick film heater is improved; in addition, the thick film heater is composed of only a few parts such as an outer cylinder, an inner cylinder, a spring and the like, has a simple structure and few parts, can simplify the manufacturing process and reduce the production cost.
Drawings
Fig. 1 is a schematic view showing the overall structure of a thick film heater according to a first embodiment of the present utility model.
Fig. 2 is a schematic exploded view of a thick film heater according to a first embodiment of the present utility model.
Fig. 3 is a cross-sectional view of a thick film heater according to a first embodiment of the present utility model.
Fig. 4 is a cross-sectional view of a thick film heater according to a second embodiment of the present utility model.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
First embodiment
Referring to fig. 1-3, the thick film heater comprises a base pipe assembly a, wherein a water inlet 1 and a water outlet 2 are arranged on the base pipe assembly a, the thick film heater further comprises an elastic piece 3, the base pipe assembly a comprises an outer cylinder 4 and an inner cylinder 5, the inner cylinder 5 is arranged inside the outer cylinder 4, the elastic piece 3 is sleeved on the periphery of the inner cylinder 5 and is positioned between the outer cylinder 4 and the inner cylinder 5, a spiral water flow channel 6 is formed among the outer cylinder 4, the inner cylinder 5 and the elastic piece 3, the water inlet 1, the water flow channel 6 and the water outlet 2 are sequentially communicated, flanges 7 are respectively arranged at the upper end and the lower end of the inner cylinder 5, connecting edges 8 are respectively arranged at the upper end and the lower end of the outer cylinder 4, and the flanges 7 are mutually connected with the connecting edges 8.
The elastic member 3 is tightly matched with the inner wall of the outer cylinder 4 and the outer wall of the inner cylinder 5 respectively, so that the phenomenon of water flowing in a straight line along the water flow channel 6 (namely, water does not flow in a spiral way, and at the moment, the water cannot fully exchange heat with the outer cylinder 4) is prevented.
The base pipe assembly a further comprises a water inlet pipe 9 and a water outlet pipe 10, the water inlet pipe 9 and the water outlet pipe 10 are respectively connected to two ends of the inner barrel 5, the water inlet pipe 9 is located at the lower end of the base pipe assembly a, the water outlet pipe 10 is located at the upper end of the base pipe assembly a, the water inlet 1 is arranged at one end of the water inlet pipe 9, the water outlet 2 is arranged at one end of the water outlet pipe 10, and the water inlet 1, the water inlet pipe 9 and the water flow channel 6 are sequentially communicated.
The water flow channel 6, the water outlet pipe 10 and the water outlet 2 are sequentially communicated; the heated water sequentially enters the outer cylinder 4 from the water inlet 1 and the water inlet pipe 9, slowly flows to the water outlet pipe 10 along the water flow channel 6, and finally flows out from the water outlet 2.
The flange 7 is bent outward, and the flange 7 and the connecting edge 8 are welded to each other to close the upper and lower ends of the water flow passage 6, so that heated water can only flow into the water flow passage 6 from the water inlet pipe 9 and then flow out from the water outlet pipe 10.
The inner cylinder 5 is arranged in a hollow mode, and the inner cylinder 5 is made of metal materials and is high in strength, so that the inner cylinder 5 can be arranged in a hollow mode, and the material cost can be saved.
The outer cylinder 4, the inner cylinder 5 and the elastic member 3 are made of a metal material, preferably a stainless steel material.
The elastic member 3 is a spring.
The outer surface of the outer cylinder 4 is provided with a heating circuit.
Second embodiment
Referring to fig. 4, the present thick film heater is different from the first embodiment in that:
the base pipe assembly a further comprises a baffle 11, the baffle 11 is arranged between the outer cylinder 4 and the inner cylinder 5 and is close to the water outlet pipe 10, a water-vapor separation cavity 12 is formed among the outer cylinder 4, the inner cylinder 5, the baffle 11 and the water outlet pipe 10, a plurality of through holes 13 are formed in the baffle 11, and the water flow channel 6, the through holes 13, the water-vapor separation cavity 12, the water outlet pipe 10 and the water outlet 2 are sequentially communicated; the heated water sequentially enters the outer barrel 4 from the water inlet 1 and the water inlet pipe 9, slowly flows to the water-steam separation cavity 12 along the water flow channel 6, and finally sequentially flows out from the water outlet pipe 10 and the water outlet 2; or, the water entering the water flow channel 6 is heated into steam, the steam enters the water-steam separation cavity 12 and is sequentially discharged from the water outlet pipe 10 and the water outlet 2, and the water in the steam flows back to the water flow channel 6 through the through hole 13 under the action of gravity; the water-vapor separation chamber 12 functions to prevent the reverse flow of the steam to the water flow path 6.
The partition 11 is welded to the outer tube 4 or the inner tube 5.
Other undescribed portions are the same as the first embodiment and are not described again here.
The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a thick film heater, includes base pipe subassembly (a), is provided with water inlet (1) and delivery port (2) on base pipe subassembly (a), its characterized in that: still include elastic component (3), base pipe subassembly (a) includes urceolus (4) and inner tube (5), inner tube (5) set up inside urceolus (4), elastic component (3) cover is established in inner tube (5) periphery, and be located between urceolus (4) and inner tube (5), form heliciform rivers passageway (6) between urceolus (4), inner tube (5) and elastic component (3), water inlet (1), rivers passageway (6) and delivery port (2) communicate in proper order, the both ends of inner tube (5) are provided with turn-ups (7) respectively, the both ends of urceolus (4) are provided with respectively and connect limit (8), turn-ups (7) and connect limit (8) interconnect.
2. The thick film heater of claim 1, wherein: the elastic piece (3) is respectively matched with the inner wall of the outer cylinder (4) and the outer wall of the inner cylinder (5) tightly.
3. The thick film heater of claim 1, wherein: the base pipe assembly (a) further comprises a water inlet pipe (9) and a water outlet pipe (10), the water inlet pipe (9) and the water outlet pipe (10) are respectively connected to the two ends of the inner barrel (5), the water inlet (1) is arranged at one end of the water inlet pipe (9), the water outlet (2) is arranged at one end of the water outlet pipe (10), and the water inlet (1), the water inlet pipe (9) and the water flow channel (6) are sequentially communicated.
4. A thick film heater according to claim 3, wherein: the water flow channel (6), the water outlet pipe (10) and the water outlet (2) are sequentially communicated.
5. A thick film heater according to claim 3, wherein: the base pipe assembly (a) further comprises a partition plate (11), the partition plate (11) is arranged between the outer cylinder (4) and the inner cylinder (5) and is close to the water outlet pipe (10), a water-vapor separation cavity (12) is formed among the outer cylinder (4), the inner cylinder (5), the partition plate (11) and the water outlet pipe (10), a plurality of through holes (13) are formed in the partition plate (11), and the water flow channel (6), the through holes (13), the water-vapor separation cavity (12), the water outlet pipe (10) and the water outlet (2) are sequentially communicated.
6. The thick film heater of claim 1, wherein: the flanging (7) is outwards bent, and the flanging (7) and the connecting edge (8) are mutually welded.
7. The thick film heater of claim 1, wherein: the inner cylinder (5) is arranged in a hollow way.
8. The thick film heater of claim 1, wherein: the outer cylinder (4), the inner cylinder (5) and the elastic piece (3) are made of metal materials.
9. The thick film heater of claim 1, wherein: the elastic piece (3) is a spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322601348.3U CN220771366U (en) | 2023-09-22 | 2023-09-22 | Thick film heater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322601348.3U CN220771366U (en) | 2023-09-22 | 2023-09-22 | Thick film heater |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220771366U true CN220771366U (en) | 2024-04-12 |
Family
ID=90610017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322601348.3U Active CN220771366U (en) | 2023-09-22 | 2023-09-22 | Thick film heater |
Country Status (1)
Country | Link |
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CN (1) | CN220771366U (en) |
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2023
- 2023-09-22 CN CN202322601348.3U patent/CN220771366U/en active Active
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