CN220383442U - Heat radiation structure of electric heater junction box - Google Patents
Heat radiation structure of electric heater junction box Download PDFInfo
- Publication number
- CN220383442U CN220383442U CN202321734655.2U CN202321734655U CN220383442U CN 220383442 U CN220383442 U CN 220383442U CN 202321734655 U CN202321734655 U CN 202321734655U CN 220383442 U CN220383442 U CN 220383442U
- Authority
- CN
- China
- Prior art keywords
- junction box
- heat dissipation
- electric heating
- heating pipes
- barrel body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Resistance Heating (AREA)
Abstract
The utility model discloses a heat radiation structure of an electric heater junction box, which comprises a junction box barrel body for bundling a plurality of electric heating pipes, wherein junction terminal bundles on the electric heating pipes are arranged in the junction box barrel body, the electric heating pipes are in sealing connection with the junction box barrel body through welding sleeves, junction box cover plates are arranged on the junction box barrel body, the electric heating pipes are distributed at equal intervals through mounting plates, heat radiation components are arranged on or outside the junction box barrel body, the interior of the junction box barrel body is cooled and radiated or the exterior of the junction box barrel body is subjected to partition heat radiation treatment, the heat radiation components with different structures can be selected and installed according to the field assembly space and equipment requirements, the temperature in the junction box barrel body is controlled within 60 ℃, the cable aging in the junction box barrel body is slowed down, the normal use of a cable insulation layer is ensured, the pulverization or cracking phenomenon of sealing glue of the electric heating pipes is reduced, the service life of the electric heating pipes is prolonged, and the product quality of the electric heating pipes is improved.
Description
Technical Field
The utility model belongs to the technical field of electric heating equipment, and particularly relates to a heat dissipation structure of an electric heater junction box.
Background
The design of the electric heater needs to cluster the electric heating pipes into a junction box, the electric heating pipes are connected in groups by adopting delta and Y connection methods, user cables are led into the junction terminals or the copper bars through the wire inlets on the junction box, the junction box is internally provided with an electric connection part, and the temperature in the junction box is required to be reduced to be within 60 ℃ under normal conditions.
But when the electric heater works, the working high temperature of the electric heater can be transmitted into the junction box through the welding sleeve outside the electric heating pipe, so that not only the incoming wire cable can be influenced, but also the sealing glue of the electric heating pipe can not be subjected to high temperature, and the sealing glue can be pulverized or cracked, thereby reducing the insulating property of the electric heating pipe and directly influencing the service life.
Disclosure of Invention
The utility model aims to provide a heat dissipation structure of an electric heater junction box, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric heater terminal box heat radiation structure, includes the terminal box barrel tied in a bundle a plurality of electric heating pipes, a plurality of terminal head tied in a bundle on the electric heating pipe is in the inside of terminal box barrel, just electric heating pipe with pass through welded sleeve sealing connection between the terminal box barrel, be provided with the terminal box apron on the terminal box barrel, a plurality of electric heating pipes pass through mounting panel equidistant distribution, on the terminal box barrel or the outside is provided with radiating component.
Preferably, the junction box cylinder is arranged above the mounting plate, a heat dissipation area is formed between the junction box cylinder and the mounting plate, the heat dissipation component is arranged at the position of the junction box cylinder, corresponding to the heat dissipation area, outside the junction box cylinder, and the heat dissipation component is used for performing partition heat dissipation treatment on a plurality of electric heating pipes.
Preferably, the heat dissipation assembly comprises heat dissipation fins arranged on the electric heating pipes and located in the heat dissipation area.
Preferably, the radiating fin is a round or square radiating fin made of stainless steel materials.
Preferably, the junction box cylinder is arranged on the mounting plate, the heat dissipation component is arranged on the junction box cylinder, and the heat dissipation component is used for performing heat dissipation treatment on the inside of the junction box cylinder.
Preferably, the heat dissipation assembly comprises a nitrogen circulation air inlet and a nitrogen circulation air outlet which are arranged on two sides of the junction box cylinder body, and the nitrogen circulation air inlet and the nitrogen circulation air outlet are both connected with a nitrogen circulation machine through nitrogen pipelines.
Preferably, the heat dissipation assembly comprises an axial flow fan and an air inlet pipe, at least one axial flow fan is arranged on one side of the junction box cylinder, the air inlet pipe is arranged on the other side of the junction box cylinder, and a sealing plate is arranged at a port of the air inlet pipe.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the heat radiating component is arranged on or outside the junction box cylinder, the interior of the junction box cylinder is subjected to cooling heat radiation or the exterior of the junction box cylinder is subjected to partition heat radiation treatment, the heat radiating components with different structures can be selected and arranged according to the field assembly space and equipment requirements, the temperature in the junction box cylinder is controlled within 60 ℃, the aging of cables in the junction box cylinder is slowed down, the normal use of a cable insulating layer is ensured, meanwhile, the phenomena of pulverization or cracking of sealing glue of an electric heating pipe are reduced, the service life of the electric heating pipe is prolonged, and the product quality of the electric heating pipe is improved.
Drawings
FIG. 1 is a schematic cross-sectional structure in embodiment 1 of the present utility model;
FIG. 2 is a schematic cross-sectional structure in embodiment 2 of the present utility model;
fig. 3 is a schematic cross-sectional structure in embodiment 3 of the present utility model.
In the figure: 1. an electric heating tube; 2. a junction box barrel; 3. a terminal block; 4. a junction box cover plate; 5. a mounting plate; 6. a heat dissipation area; 7. a heat sink; 8. a nitrogen circulation inlet; 9. a nitrogen gas circulation air outlet; 10. an axial flow fan; 11. an air inlet pipe; 12. and (5) sealing plates.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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:
in this embodiment, as shown in fig. 1, the heat dissipation structure of the electric heater junction box provided by the utility model comprises a junction box cylinder 2 for bundling a plurality of electric heating pipes 1, wherein a junction terminal 3 on the plurality of electric heating pipes 1 is bundled inside the junction box cylinder 2, the electric heating pipes 1 and the junction box cylinder 2 are connected in a sealing way through welding sleeves, a junction box cover plate 4 is arranged on the junction box cylinder 2, the plurality of electric heating pipes 1 are distributed at equal intervals through a mounting plate 5, a heat dissipation component is arranged on or outside the junction box cylinder 2, the junction box cylinder 2 is arranged above the mounting plate 5, a heat dissipation area 6 is formed between the junction box cylinder 2 and the mounting plate 5, the heat dissipation component is arranged at a position of the outside of the junction box cylinder 2 corresponding to the heat dissipation area 6, and is used for isolating and dissipating heat of the plurality of electric heating pipes 1, the heat dissipation component comprises heat dissipation fins 7 arranged on the plurality of electric heating pipes 1 and positioned in the heat dissipation area 6, and the heat dissipation fins 7 are round or square heat dissipation fins prepared by adopting stainless steel materials;
according to the utility model, the radiating area 6 between the junction box cylinder 2 and the mounting plate 5 is provided with the radiating fins 7, the radiating fins 7 can separate and radiate a plurality of electric heating pipes 1 at the radiating area 6, so that the high temperature on the electric heating pipes 1 is effectively reduced and transmitted into the junction box cylinder 2 through the welding sleeve, the temperature in the junction box cylinder 2 is controlled within 60 ℃, the aging of cables in the junction box cylinder 2 is slowed down, the normal use of a cable insulating layer is ensured, the phenomena of pulverization or cracking of sealing glue of the electric heating pipes 1 are reduced, the service life of the electric heating pipes 1 is prolonged, and the product quality of the electric heating pipes 1 is improved.
Example 2:
in this embodiment, as shown in fig. 2, the heat dissipation structure of the electric heater junction box provided by the utility model comprises a junction box cylinder 2 for bundling a plurality of electric heating pipes 1, junction terminals 3 on the electric heating pipes 1 are bundled and arranged in the junction box cylinder 2, the electric heating pipes 1 are in sealed connection with the junction box cylinder 2 through welding sleeves, a junction box cover plate 4 is arranged on the junction box cylinder 2, the electric heating pipes 1 are distributed at equal intervals through a mounting plate 5, a heat dissipation component is arranged on or outside the junction box cylinder 2, the junction box cylinder 2 is arranged on the mounting plate 5, the heat dissipation component is arranged on the junction box cylinder 2, the heat dissipation component is used for performing heat dissipation treatment on the interior of the junction box cylinder 2, the heat dissipation component comprises a nitrogen circulation air inlet 8 and a nitrogen circulation air outlet 9 which are arranged on two sides of the junction box cylinder 2, and the nitrogen circulation air inlet 8 and the nitrogen circulation air outlet 9 are both connected with a nitrogen circulation machine through nitrogen pipelines;
according to the utility model, the nitrogen circulation air inlet 8 and the nitrogen circulation air outlet 9 are arranged on two sides of the junction box barrel 2, the nitrogen circulation air inlet 8 and the nitrogen circulation air outlet 9 are connected with the nitrogen circulation machine through the nitrogen pipelines, when the working temperature in the junction box barrel 2 is higher than 60 ℃, the nitrogen circulation machine circulates nitrogen through the nitrogen circulation air inlet 8 and the nitrogen circulation air outlet 9 through the nitrogen pipelines, so that the height Wen Daizou in the junction box barrel 2 is cooled and heat-dissipated inside the junction box barrel 2, the temperature in the junction box barrel 2 is controlled within 60 ℃, the cable aging in the junction box barrel 2 is slowed down, the normal use of a cable insulation layer is ensured, the phenomena of pulverization or cracking of sealing glue of the electric heating pipe 1 is reduced, the service life of the electric heating pipe 1 is prolonged, and the product quality of the electric heating pipe 1 is improved.
Example 3:
in this embodiment, as shown in fig. 3, the heat dissipation structure of the electric heater junction box provided by the utility model comprises a junction box cylinder 2 for bundling a plurality of electric heating pipes 1, wherein a junction terminal 3 on the electric heating pipes 1 is arranged inside the junction box cylinder 2 in a bundling manner, the electric heating pipes 1 are in sealing connection with the junction box cylinder 2 through welding sleeves, a junction box cover plate 4 is arranged on the junction box cylinder 2, the electric heating pipes 1 are distributed at equal intervals through a mounting plate 5, a heat dissipation component is arranged on or outside the junction box cylinder 2, the junction box cylinder 2 is arranged on the mounting plate 5, the heat dissipation component is arranged on the junction box cylinder 2, and is used for performing heat dissipation treatment on the inside of the junction box cylinder 2, the heat dissipation component comprises an axial flow fan 10 and an air inlet pipe 11, one side of the junction box cylinder 2 is provided with at least one axial flow fan 10, the other side of the junction box cylinder 2 is provided with the air inlet pipe 11, and a sealing plate 12 is arranged at a port of the air inlet pipe 11;
according to the utility model, at least one axial flow fan 10 is arranged on one side of the junction box barrel 2, an air inlet pipe 11 is arranged on the other side of the junction box barrel 2, a sealing plate 12 is arranged at the port of the air inlet pipe 11, when the working temperature in the junction box barrel 2 is higher than 60 ℃, the field installation space is limited, the heat dissipation area 6 and the heat dissipation fins 7 are not allowed to be increased, and a nitrogen source is not used on the spot, and the axial flow fan 10 and the air inlet pipe 11 can be assembled, when in use, the sealing plate 12 at the port of the air inlet pipe 11 is taken down, the axial flow fan 10 is started, the height Wen Xizou in the junction box barrel 2 is increased, meanwhile, the outside air is sucked into the junction box barrel 2 from the air inlet pipe 11, the cooling and heat dissipation treatment are carried out on the interior of the junction box barrel 2, the temperature in the junction box barrel 2 is controlled within 60 ℃, the cable aging in the junction box barrel 2 is slowed down, the normal use of a cable insulation layer is ensured, meanwhile, the phenomena of pulverization or cracking of a sealing adhesive of an electric heating pipe 1 is reduced, the service life of the electric heating pipe 1 is prolonged, and the product quality of the electric heating pipe 1 is improved.
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. The utility model provides an electric heater terminal box heat radiation structure, its characterized in that, including terminal box barrel (2) with a plurality of electric heating pipe (1) are tied in a bundle, a plurality of terminal head (3) on electric heating pipe (1) are tied in a bundle and are set up the inside of terminal box barrel (2), just electric heating pipe (1) with pass through welded sleeve sealing connection between terminal box barrel (2), be provided with terminal box apron (4) on terminal box barrel (2), a plurality of electric heating pipe (1) are through equidistant distribution of mounting panel (5), on terminal box barrel (2) or outside are provided with radiating component.
2. The electric heater junction box heat dissipation structure as set forth in claim 1, wherein: the junction box cylinder body (2) is arranged above the mounting plate (5), a heat dissipation area (6) is formed between the junction box cylinder body (2) and the mounting plate (5), the heat dissipation component is arranged at the position of the junction box cylinder body (2) corresponding to the heat dissipation area (6), and the heat dissipation component is used for conducting partition heat dissipation treatment on a plurality of electric heating pipes (1).
3. The electric heater junction box heat dissipation structure as set forth in claim 2, wherein: the heat dissipation assembly comprises heat dissipation fins (7) which are arranged on the electric heating pipes (1) and positioned in the heat dissipation areas (6).
4. The electric heater junction box heat dissipation structure as set forth in claim 3, wherein: the radiating fins (7) are round or square radiating fins made of stainless steel materials.
5. The electric heater junction box heat dissipation structure as set forth in claim 1, wherein: the junction box cylinder body (2) is arranged on the mounting plate (5), the heat dissipation component is arranged on the junction box cylinder body (2), and the heat dissipation component is used for carrying out heat dissipation treatment on the inside of the junction box cylinder body (2).
6. The electric heater junction box heat dissipation structure as set forth in claim 5, wherein: the heat dissipation assembly comprises a nitrogen circulation air inlet (8) and a nitrogen circulation air outlet (9) which are arranged on two sides of the junction box cylinder body (2), and the nitrogen circulation air inlet (8) and the nitrogen circulation air outlet (9) are connected with a nitrogen circulation machine through nitrogen pipelines.
7. The electric heater junction box heat dissipation structure as set forth in claim 5, wherein: the heat dissipation assembly comprises an axial flow fan (10) and an air inlet pipe (11), at least one axial flow fan (10) is arranged on one side of the junction box barrel (2), the air inlet pipe (11) is arranged on the other side of the junction box barrel (2), and a sealing plate (12) is arranged at a port of the air inlet pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321734655.2U CN220383442U (en) | 2023-07-04 | 2023-07-04 | Heat radiation structure of electric heater junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321734655.2U CN220383442U (en) | 2023-07-04 | 2023-07-04 | Heat radiation structure of electric heater junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220383442U true CN220383442U (en) | 2024-01-23 |
Family
ID=89562485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321734655.2U Active CN220383442U (en) | 2023-07-04 | 2023-07-04 | Heat radiation structure of electric heater junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220383442U (en) |
-
2023
- 2023-07-04 CN CN202321734655.2U patent/CN220383442U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110475466B (en) | Air-cooled radiator and electrical equipment | |
| CN220383442U (en) | Heat radiation structure of electric heater junction box | |
| CN214755388U (en) | High radiating low pressure intensive busway | |
| CN204859599U (en) | An integrated microwave source device | |
| CN219842816U (en) | High-heat-dissipation composite cable | |
| CN220962995U (en) | Integrated low-surface heat radiation water-cooled transformer | |
| CN220042765U (en) | Full-insulation inflatable cabinet | |
| CN220764099U (en) | Charging gun and charging pile | |
| EP4120295B1 (en) | Heat dissipation structure for reactor and inverter | |
| CN210351969U (en) | Electric automatic control cabinet | |
| CN114122976B (en) | Electrical cabinet radiating heat through heat conduction | |
| CN219436608U (en) | Intensive bus duct with good heat dissipation effect | |
| CN114822969B (en) | Fireproof power cable with self-cooling function | |
| CN212751727U (en) | Totally-enclosed composite resin pouring bus duct | |
| CN112398311A (en) | Multi-module series-parallel power converter device | |
| CN216793371U (en) | Composite cable | |
| CN213304928U (en) | Full-shielding type bus duct | |
| CN113904482B (en) | Stator lead-out wire structure of internal air cooling generator | |
| CN221530919U (en) | Intensive heat dissipation bus duct | |
| CN220796372U (en) | High-voltage conducting rod | |
| CN220857409U (en) | Novel interior radiating electrical cabinet that keeps apart | |
| CN220254868U (en) | Power controller with heat radiation structure | |
| CN215267326U (en) | Heat exchange structure of high-current gas-insulated metal-enclosed switchgear | |
| CN219696134U (en) | High-temperature-resistant power cable | |
| CN215600984U (en) | An intelligent heat exchange busway |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |