CN207379251U - A kind of energy saving heater being thermally shielded using convected air - Google Patents
A kind of energy saving heater being thermally shielded using convected air Download PDFInfo
- Publication number
- CN207379251U CN207379251U CN201721134574.3U CN201721134574U CN207379251U CN 207379251 U CN207379251 U CN 207379251U CN 201721134574 U CN201721134574 U CN 201721134574U CN 207379251 U CN207379251 U CN 207379251U
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- CN
- China
- Prior art keywords
- heating rod
- convection current
- area
- inner casing
- cold wind
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- 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.)
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a kind of energy saving heater being thermally shielded using convected air; for heater context; including an at least heating rod; heating rod connection is equipped with radiating fin; protective shell is equipped in heating rod peripheral ring; protective shell includes the inner casing and shell that are sequentially arranged from the inside to the outside, and inner casing is surrounded around the high temperature wind-guiding area of heating rod, and convection current cold wind area is surrounded between inner casing and shell.When heating rod works, convected air is effectively heated into high temperature air by high temperature wind-guiding area by heating rod；Convected air passes through convection current cold wind area, heating rod does not directly heat convection current cold wind area, convection current cold wind area can only receive the heat of inner casing, this partial heat is effectively heated up insufficient for the convected air in convection current cold wind area, so the convected air temperature in convection current cold wind area is relatively low, the heat of shell is relatively low, and heat waste is seldom.
Description
Technical field
The utility model is related to drying machine heater field, more particularly to a kind of section being thermally shielded using convected air
It can heater.
Background technology
Hopper-type drying machine is the most widely used a kind of drying equipment in current plastic processing industry, and feature is letter
Single easy-to-use, low cost, but operating cost is higher；Drying effect is general, but can meet common plastics drying.Wherein, add
Hot pin is the energy dissipating portion of Hopper Dryer, and convected air is heated to the drying temperature of setting by heating rod, for drying plastics.
Common heating rod electric conversion efficiency is relatively low, and heat transference efficiency is low, so there is some to carry common heating stick in industry
The scheme risen.
Such as heating rod made of by the way of the aluminum alloy heat sink, but since the fusing point of aluminium alloy is relatively low, this kind
The heating rod service life of type is shorter, and has some potential safety problems.
Also some increases screw thread fin in the outer surface of heating rod, to increase heat dissipation area, increases in the outer surface of heating rod
Add stainless steel outer cover, reduce heating rod direct heat transfer to the outer wall of hot blast pipe, and heating rod is protected on certain Chengdu.
However the heating rod of stainless steel outer cover is added, with the extension of usage time, the temperature of stainless steel casing also can
It increases, it is difficult to effective heat-insulated.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of energy saving heater being thermally shielded using convected air,
Heat losses can be reduced.
Technical solution is used by the utility model：
A kind of energy saving heater being thermally shielded using convected air, including an at least heating rod, the heating rod connects
It connects equipped with radiating fin, is equipped with protective shell in heating rod peripheral ring, the protective shell includes the inner casing being sequentially arranged from the inside to the outside
And shell, inner casing are surrounded around the high temperature wind-guiding area of heating rod, and convection current cold wind area is surrounded between inner casing and shell.
As further improvement of the utility model, the inner casing is equipped with the interlayer for being capable of convection current vertically, and interlayer is formed
Middle part thermal insulation areas.
As further improvement of the utility model, the inner casing is made with shell of metal material.
As further improvement of the utility model, the high temperature wind-guiding area, middle part thermal insulation areas, convection current cold wind area by it is interior extremely
Outer concentric arrangement.
As further improvement of the utility model, the end of the heating rod is connected to flange, and the flange corresponds to height
Warm wind-guiding area, middle part thermal insulation areas, the end in convection current cold wind area offer air inlet.
As further improvement of the utility model, the air inlet in high temperature wind-guiding area, the air inlet of middle part thermal insulation areas, convection current
The air inlet in cold wind area is separated.
As further improvement of the utility model, the heating rod of two or more is surround by inner casing.
The beneficial effects of the utility model are：When heating rod works, convected air is heated by high temperature wind-guiding area
Stick is effectively heated into high temperature air；For convected air by convection current cold wind area, heating rod does not directly heat convection current cold wind area,
Convection current cold wind area can only receive the heat of inner casing, this partial heat is had insufficient for the convected air in convection current cold wind area
The heating of effect, so the convected air temperature in convection current cold wind area is relatively low, the heat of shell is relatively low, and heat waste is seldom,
Simultaneously as heat concentrates on high temperature wind-guiding area, protective shell bottom can be also transferred to faster, heat is passed to charging basket,
Plastics are effectively dried.
Description of the drawings
The utility model is further illustrated with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the principle schematic of energy saving heater.
Specific embodiment
The energy saving heater being thermally shielded using convected air as shown in Figure 1, including an at least heating rod 1, heating
The connection of stick 1 is equipped with radiating fin.Protective shell is equipped in 1 peripheral ring of heating rod, protective shell includes being sequentially arranged from the inside to the outside interior
Shell 2 and shell 3, inner casing 2 are surrounded around the high temperature wind-guiding area 4 of heating rod 1, and convection current cold wind area 5 is surrounded between inner casing 2 and shell 3,
Convection current cold wind area 5 is separated with high temperature wind-guiding area 4 by inner casing 2.Shown in figure, the top of protective shell is the import of wind, protective shell
Bottom be wind outlet, air forms convection current from import to outlet.
So, when heating rod 1 works, a part of convected air is effective by heating rod 1 by high temperature wind-guiding area 4
It is heated into high temperature air；Another part convected air is by convection current cold wind area 5, since heating rod 1 does not directly heat convection current
Cold wind area 5, convection current cold wind area 5 can only receive the heat of inner casing 2, this partial heat is insufficient for the convection current in convection current cold wind area 5
Air is effectively heated up, so the convected air temperature in convection current cold wind area 5 is relatively low, is transferred to the heat of shell 3
Relatively low, heat waste is seldom as a result,；Simultaneously as heat concentrates on high temperature wind-guiding area 4, guarantor can be also transferred to faster
Heat is passed to charging basket by protective case bottom, and plastics are effectively dried.
It is further preferred that inner casing 2 is capable of the interlayer of convection current along being axially arranged with for convection current, interlayer forms middle part thermal insulation areas 6.
Middle part thermal insulation areas 6 can also form cross-ventilation, mutually separate with convection current cold wind area 5, high temperature wind-guiding area 4, then in high temperature
Wind-guiding area 4 further enhances the effect of heat concentration to two airflow convection floor that can be heat-insulated are formd between shell 3.
Specifically, when heating rod 1 works, convected air is effectively added by high temperature wind-guiding area 4 by heating rod 1
Heat is into high temperature air；For convected air by middle part thermal insulation areas 6, heating rod 1 does not directly heat the air to middle part thermal insulation areas 6,
Middle part thermal insulation areas 6 can only receive the heat that the 4 high temperature air convection current of high temperature wind-guiding area transfers heat to 6 inner wall of middle part thermal insulation areas, this portion
Point shortage of heat is so that the convected air of middle part thermal insulation areas 6 is effectively heated up, so the convected air of middle part thermal insulation areas 6
Temperature is relatively low.And middle part thermal insulation areas 6 just can not almost transfer heat to convection current cold wind area 5 compared with the convected air of low temperature,
So that the heat that heating rod 1 generates, cannot all be transferred to shell 3 and cause heat waste always.
It is further preferred that inner casing 2 is made with shell 3 of metal material, it is typically all stainless steel.
It is further preferred that inner casing 2, shell 3 are tubular, high temperature wind-guiding area 4, middle part thermal insulation areas 6, convection current cold wind area 5
Concentric arrangement from the inside to the outside, middle part thermal insulation areas 6 and the cross section in convection current cold wind area 5 are ring-type.
It is further preferred that the end of heating rod 1 is connected to flange 7, to the installations and facilities outside fixation.Flange 7 corresponds to
Air inlet is offered in the end in high temperature wind-guiding area 4, middle part thermal insulation areas 6, convection current cold wind area 5.
Further, the air inlet in high temperature wind-guiding area 4, the air inlet of middle part thermal insulation areas 6, convection current cold wind area 5 air inlet that
This separates, and three air inlets are non-interference so that three areas can pass through the convected air of setting value air quantity.
Above-mentioned heating rod 1 can be for two or more, to improve the efficiency of heating surface and heating amount, these heating rods 1
It is surround by inner casing 2.
The above is the utility model preferred embodiment, is not formed to scope of protection of the utility model
Limitation.
Claims (7)
1. a kind of energy saving heater being thermally shielded using convected air, including an at least heating rod (1), it is characterised in that：
Heating rod (1) connection is equipped with protective shell, the protective shell is included by interior equipped with radiating fin in heating rod (1) peripheral ring
To the inner casing (2) and shell (3) being sequentially arranged outside, inner casing (2) is surrounded around the high temperature wind-guiding area (4) of heating rod (1), inner casing
(2) convection current cold wind area (5) is surrounded between shell (3).
2. the energy saving heater according to claim 1 being thermally shielded using convected air, it is characterised in that：The inner casing
(2) interlayer for being capable of convection current is equipped with vertically, and interlayer forms middle part thermal insulation areas (6).
3. the energy saving heater according to claim 1 or 2 being thermally shielded using convected air, it is characterised in that：It is described
Inner casing (2) is made with shell (3) of metal material.
4. the energy saving heater according to claim 2 being thermally shielded using convected air, it is characterised in that：The high temperature
Wind-guiding area (4), middle part thermal insulation areas (6), convection current cold wind area (5) concentric arrangement from the inside to the outside.
5. the energy saving heater being thermally shielded using convected air according to claim 2 or 4, it is characterised in that：It is described
The end of heating rod (1) is connected to flange (7), and the flange (7) corresponds to high temperature wind-guiding area (4), middle part thermal insulation areas (6), convection current
The end in cold wind area (5) offers air inlet.
6. the energy saving heater according to claim 5 being thermally shielded using convected air, it is characterised in that：High temperature wind-guiding
The air inlet in area (4), the air inlet of middle part thermal insulation areas (6), the air inlet in convection current cold wind area (5) are separated.
7. according to the energy saving heater being thermally shielded using convected air described in claim 1 or 2 or 4, it is characterised in that：Two
Heating rod (1) more than root is surround by inner casing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721134574.3U CN207379251U (en) | 2017-09-05 | 2017-09-05 | A kind of energy saving heater being thermally shielded using convected air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721134574.3U CN207379251U (en) | 2017-09-05 | 2017-09-05 | A kind of energy saving heater being thermally shielded using convected air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207379251U true CN207379251U (en) | 2018-05-18 |
Family
ID=62343485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721134574.3U Expired - Fee Related CN207379251U (en) | 2017-09-05 | 2017-09-05 | A kind of energy saving heater being thermally shielded using convected air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207379251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197410A (en) * | 2020-10-17 | 2021-01-08 | 河北冰虫环保科技有限公司 | Indoor air heating system |
-
2017
- 2017-09-05 CN CN201721134574.3U patent/CN207379251U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197410A (en) * | 2020-10-17 | 2021-01-08 | 河北冰虫环保科技有限公司 | Indoor air heating system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181012 Address after: 510000 A 202, 41 Tianhe District Road, pearl sand road, Tianhe District, Guangdong. Patentee after: Guangzhou Wu Xin energy saving and environmental protection equipment Technology Co., Ltd. Address before: 515700 two building, 89 East Road, Henan square, Huanggang Town, Raoping, Chaozhou, Guangdong Patentee before: Chaozhou Xin Ling mechanical and Electrical Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 Termination date: 20190905 |