CN219531220U - Electric heater formed by die casting of aluminum - Google Patents
Electric heater formed by die casting of aluminum Download PDFInfo
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- CN219531220U CN219531220U CN202320417620.XU CN202320417620U CN219531220U CN 219531220 U CN219531220 U CN 219531220U CN 202320417620 U CN202320417620 U CN 202320417620U CN 219531220 U CN219531220 U CN 219531220U
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- heater
- heating water
- heat
- aluminum body
- cast aluminum
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
- Resistance Heating (AREA)
Abstract
The utility model relates to an aluminum die-casting electric heater, which comprises a heater cast aluminum body, wherein at least two heater heating rods are arranged in the heater cast aluminum body, at least one heater temperature sensing probe is arranged in the middle of the heater cast aluminum body, and a primary heating water inlet, a primary heating water outlet, a secondary heating water inlet and a secondary heating water outlet are sequentially arranged on the side wall surface of the heater cast aluminum body; according to the utility model, the fluid medium with uniform heat conduction is injected into the heater to transfer heat, so that the heating pipe is heated uniformly, the heat is blocked from overflowing through the heat preservation layer, the heat utilization rate is improved, the heat loss is reduced, the heat exchange and heat transfer efficiency of the heater is improved, the working efficiency of the heating pipe is improved through the simultaneous operation of the multi-stage heating pipes, the working efficiency of the electric heater is obviously improved, the integral forming is realized structurally, the rigidity and the tolerance of the integral structure are further improved, and the electric heater has good technical practicability and application popularization value.
Description
Technical Field
The utility model relates to the technical field of electric heater manufacturing, in particular to an aluminum die-casting electric heater.
Background
The electric heater is an electric appliance which achieves a heating effect by utilizing electric energy, has small volume, high heating power, wide application range, long service life and high reliability, adopts an intelligent control mode, has high temperature control precision, can be networked with a computer, and has the core of the principle of the heater which is energy conversion, and the most widespread is that the electric energy is converted into heat energy. The heater is relatively common equipment in daily life, and the current aluminum foil heater has the problems of inconvenient positioning, easy damage of parts and the like when being installed.
The cast aluminum heater generally used is formed by casting the heating pipe and the heated pipe into an integrated form, the cast aluminum heating is realized completely through a solid heat transfer mode, the heat loss is large, the waste is serious, the heating efficiency of the heater is directly low, the heat utilization rate is low, serious energy consumption is caused, the general heater is heated by a single heated pipe, and the heat transfer time is long due to the fact that the flow speed is high, the heat exchange efficiency is low, and the heat transfer time is not in time.
Disclosure of Invention
The utility model aims to provide an aluminum die-casting electric heater, which is characterized in that a fluid medium with uniform heat conduction is injected into the heater to transfer heat so that the heating pipe is heated uniformly, the heat is blocked from overflowing by the heat preservation layer, the heat utilization rate is improved, the heat loss is reduced, the heat exchange and heat transfer efficiency of the heater is improved, the multi-stage heating pipe works simultaneously, the working efficiency of the heating pipe is improved, the working efficiency of the electric heater is obviously improved, and the electric heater is integrally formed in structure so as to improve the rigidity and the tolerance of the whole structure.
In order to achieve the aim of the utility model, the technical scheme adopted is as follows:
the electric heater comprises a heater cast aluminum body, wherein at least two heater heating rods are arranged in the heater cast aluminum body, at least one heater temperature sensing probe is arranged in the middle of the heater cast aluminum body, and a primary heating water inlet, a primary heating water outlet, a secondary heating water inlet and a secondary heating water outlet are sequentially arranged on the side wall surface of the heater cast aluminum body; the primary heating water inlet and the primary heating water outlet, the secondary heating water inlet and the secondary heating water outlet are all directly connected with a heater heating coil pipe at the cast aluminum body of the heater, a heater heat insulation sleeve ring is arranged between the heater heating rods, and a fluid heat transfer medium is filled between the heater heating coil pipe and the heater heat insulation sleeve ring.
Preferably, a temperature sensing probe mounting hole is formed in the middle of the heater heating coil, and a heater temperature sensing probe is arranged in the temperature sensing probe mounting hole.
Preferably, the whole heater heating rod in the heater cast aluminum body is of a U-shaped structure, and an electric heating wire is arranged in the heater heating rod.
Preferably, a heat transfer fluid filling hole is arranged in the middle of the cast aluminum body of the heater, and a filling hole sealing bolt is arranged in the heat transfer fluid filling hole.
Preferably, a sealing engagement thread is arranged at the connecting contact part of the heat transfer fluid filling hole and the filling hole sealing bolt, and a heat-resistant sealing ring is sleeved on the filling hole sealing bolt.
Preferably, the heater heating coil directly connected with the primary heating water inlet and the primary heating water outlet and the heater heating coil directly connected with the secondary heating water inlet and the secondary heating water outlet are alternately and spirally arranged in the heater cast aluminum body.
Preferably, the heater heating coils are completely submerged in the fluid heat transfer medium and the fluid heat transfer medium does not fill the cavity formed in the interior of the heater cast aluminum body.
The beneficial effects of the utility model are as follows: according to the aluminum die-casting forming electric heater, the fluid medium with uniform heat conduction is injected into the heater to transfer heat, so that the heating pipe is heated uniformly, the heat is prevented from overflowing through the heat preservation layer, the heat utilization rate is improved, the heat loss is reduced, the heat exchange and heat transfer efficiency of the heater is improved, the multi-stage heating pipe works simultaneously, the working efficiency of the heating pipe is improved, the working efficiency of the electric heater is remarkably improved, the structural integral forming is further improved, the rigidity and the tolerance of the integral structure are improved, and the aluminum die-casting forming electric heater has good technical practicability and application popularization value.
Drawings
Fig. 1 is a schematic diagram of the overall top view structure of an aluminum die-cast electric heater of the present utility model.
Fig. 2 is a schematic overall sectional structure of the aluminum die-cast electric heater of the present utility model.
Fig. 3 is a schematic diagram of the overall side view structure of the aluminum die-cast electric heater of the present utility model.
Fig. 4 is a schematic diagram of a filling hole sealing bolt structure of the aluminum die-cast electric heater of the utility model.
In the figure: 1. casting an aluminum body for the heater; 2. a heater heating rod; 3. a heater temperature sensing probe; 4. a primary heating water inlet; 5. a primary heating water outlet; 6. a secondary heating water inlet; 7. a secondary heating water outlet; 8. a temperature sensing probe mounting hole; 9. a heater heats the coil; 10. a heater insulating collar; 11. a fluid heat transfer medium; 12. an electric heating wire; 13. a heat transfer fluid filling hole; 14. filling a hole sealing bolt; 15. sealing the engaged threads; 16. and (5) a heat-resistant sealing ring.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the technical content of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1, an electric heater formed by aluminum die casting comprises a heater cast aluminum body 1, wherein at least two heater heating rods 2 are arranged in the heater cast aluminum body 1, at least one heater temperature sensing probe 3 is arranged in the middle of the heater cast aluminum body 1, and a primary heating water inlet 4, a primary heating water outlet 5, a secondary heating water inlet 6 and a secondary heating water outlet 7 are sequentially arranged on the side wall surface of the side of the heater cast aluminum body 1.
As shown in fig. 2, an aluminum die-casting electric heater is provided, wherein a primary heating water inlet 4, a primary heating water outlet 5, a secondary heating water inlet 6 and a secondary heating water outlet 7 are respectively and directly connected with a heater heating coil pipe 9 in a heater cast aluminum body 1, a heater heat insulation sleeve ring 10 is arranged between heater heating rods 2, a fluid heat transfer medium 11 is filled between the heater heating coil pipe 9 and the heater heat insulation sleeve ring 10, a temperature sensing probe mounting hole 8 is formed in the middle of the heater heating coil pipe 9, and a heater temperature sensing probe 3 is arranged in the temperature sensing probe mounting hole 8.
As shown in fig. 3, a heater heating rod 2 in a heater cast aluminum body 1 is integrally arranged into a U-shaped structure, an electric heating wire 12 is arranged in the heater heating rod 2, a heat transfer fluid filling hole 13 is arranged in the middle of the heater cast aluminum body 1, and a filling hole sealing bolt 14 is arranged in the heat transfer fluid filling hole 13.
As shown in fig. 4, in an aluminum die-casting electric heater, a sealing engagement thread 15 is arranged at the connecting contact part of a heat transfer fluid filling hole 13 and a filling hole sealing bolt 14, and a heat-resistant sealing ring 16 is sleeved on the filling hole sealing bolt 14.
Further, the heater heating coil 9 directly connected with the primary heating water inlet 4 and the primary heating water outlet 5 and the heater heating coil 9 directly connected with the secondary heating water inlet 6 and the secondary heating water outlet 7 are alternately and spirally arranged in the heater cast aluminum body 1, the heater heating coil 9 filled and arranged in the heater cast aluminum body 1 is completely immersed in the fluid heat transfer medium 11, and the fluid heat transfer medium 11 does not fill the cavity formed in the heater cast aluminum body 1.
When the heater is used, a fluid heat transfer medium 11 (such as conventionally used silicone oil) is injected into the heater cast aluminum body 1 through the heat transfer fluid filling hole 13, the heater heating coil 9 is completely immersed, the heat transfer fluid filling hole 13 is sealed through the filling hole sealing bolt 14 and the heat-resistant sealing ring 16 on the heat transfer fluid filling hole, the fact that the fluid heat transfer medium 11 cannot leak out of the heat transfer fluid filling hole 13 is ensured, when the electric heating wire 12 in the heater heating rod 2 works, generated heat is firstly transferred to the fluid heat transfer medium 11 through the heater heating rod 2, and the heat overflow is blocked through the heater heat preservation sleeve ring 10, the fact that the heat is only transferred to the middle part of the heater cast aluminum body 1 to the heater heating coil 9 is ensured, and water or other fluid which flows and needs to be heated is respectively led in from the primary heating water inlet 4 and the secondary heating water inlet 6 and is led out from the primary heating water outlet 5 and the secondary heating water outlet 7, and the heated water or other fluid is obtained.
Example 2
This embodiment differs from embodiment 1 in that:
the fluid heat transfer medium 11 filled between the heater heating coil 9 and the heater heat-preserving ring 10 in the heater cast aluminum body 1 is replaced by the heater cast aluminum body 1, namely, the inside of the heater cast aluminum body 1, the heater heating coil 9 and the heater heat-preserving ring 10 are cast, the heater heating rod 2 transfers heat to the heater cast aluminum body 1, and the heater cast aluminum body 1 transfers heat to the heater heating coil 9.
According to the aluminum die-casting electric heater, the fluid medium with uniform heat conduction is injected into the heater to transfer heat, so that the heating pipe is heated uniformly, the heat utilization rate is improved by preventing heat from overflowing through the heat preservation layer, the heat loss is reduced, the heat exchange and heat transfer efficiency of the heater is improved, the working efficiency of the heating pipe is improved by simultaneously working the multi-stage heating pipes, the working efficiency of the electric heater is obviously improved, the electric heater is formed integrally in a structure, the rigidity and the tolerance of the whole structure are improved, and the electric heater has good technical practicability and application popularization value.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An aluminum die-casting forming electric heater, which is characterized in that: the electric heater comprises a heater cast aluminum body (1), at least two heater heating rods (2) are arranged in the heater cast aluminum body (1), at least one heater temperature sensing probe (3) is arranged in the middle of the heater cast aluminum body (1), and a primary heating water inlet (4), a primary heating water outlet (5), a secondary heating water inlet (6) and a secondary heating water outlet (7) are sequentially arranged on the side wall surface of the side of the heater cast aluminum body (1);
the primary heating water inlet (4) and the primary heating water outlet (5), the secondary heating water inlet (6) and the secondary heating water outlet (7) are respectively and directly connected with the heater heating coil pipe (9) at the heater cast aluminum body (1), a heater heat insulation sleeve ring (10) is arranged between the heater heating rods (2), and a fluid heat transfer medium (11) is filled between the heater heating coil pipe (9) and the heater heat insulation sleeve ring (10).
2. An aluminum die cast electric heater as defined in claim 1, wherein: the middle part installation of heater heating coil (9) is provided with temperature sensing probe mounting hole (8), installs in temperature sensing probe mounting hole (8) and is provided with heater temperature sensing probe (3).
3. An aluminum die cast electric heater as defined in claim 1, wherein: the whole heater heating rod (2) in the heater cast aluminum body (1) is of a U-shaped structure, and an electric heating wire (12) is arranged in the heater heating rod (2).
4. An aluminum die cast electric heater as defined in claim 1, wherein: the middle part of the heater cast aluminum body (1) is provided with a heat transfer fluid filling hole (13), and a filling hole sealing bolt (14) is arranged in the heat transfer fluid filling hole (13).
5. An aluminum die cast electric heater as defined in claim 4, wherein: the heat transfer fluid filling hole (13) is provided with a sealing engagement thread (15) at the connecting contact position of the filling hole sealing bolt (14), and the filling hole sealing bolt (14) is sleeved with a heat-resistant sealing ring (16).
6. An aluminum die cast electric heater as defined in claim 1, wherein: the heater heating coil pipe (9) directly connected with the primary heating water inlet (4) and the primary heating water outlet (5) and the heater heating coil pipe (9) directly connected with the secondary heating water inlet (6) and the secondary heating water outlet (7) are alternately and spirally arranged in the heater cast aluminum body (1).
7. An aluminum die cast electric heater as defined in claim 1, wherein: the heater heating coil (9) filled and installed inside the heater cast aluminum body (1) is completely immersed in the fluid heat transfer medium (11), and the fluid heat transfer medium (11) does not fill the cavity formed inside the heater cast aluminum body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320417620.XU CN219531220U (en) | 2023-03-08 | 2023-03-08 | Electric heater formed by die casting of aluminum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320417620.XU CN219531220U (en) | 2023-03-08 | 2023-03-08 | Electric heater formed by die casting of aluminum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219531220U true CN219531220U (en) | 2023-08-15 |
Family
ID=87583922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320417620.XU Active CN219531220U (en) | 2023-03-08 | 2023-03-08 | Electric heater formed by die casting of aluminum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219531220U (en) |
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2023
- 2023-03-08 CN CN202320417620.XU patent/CN219531220U/en active Active
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