CN102446610A - Large power stainless steel tubular type heating resistance box - Google Patents
Large power stainless steel tubular type heating resistance box Download PDFInfo
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- CN102446610A CN102446610A CN2010105025149A CN201010502514A CN102446610A CN 102446610 A CN102446610 A CN 102446610A CN 2010105025149 A CN2010105025149 A CN 2010105025149A CN 201010502514 A CN201010502514 A CN 201010502514A CN 102446610 A CN102446610 A CN 102446610A
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Abstract
The invention relates to a large power stainless steel tubular type heating resistance box, the resistance box comprises a resistance box body (1) and a resistance box cover (2), a plurality of tubular type resistors (3) are provided in the resistance box body (1), the tubular type resistors (3) comprise a stainless steel pipe (31), a resistance wire (32), an insulation stuffing (33), a flange (34), a porcelain (33), a nut (37) and heat shrinkage insulation pipes (38), the resistance wire (32) and the insulation stuffing (33) are provided in the stainless steel pipe (31), the flange (34) is fixed on the stainless steel pipe (31), the porcelain (35) is provided between the flange (34) and the nut (37), the flange (34) and the porcelain (35) are screwed and fixed by nut (37) through the screw thread (36) on the stainless steel pipe (31), the heat shrinkage insulations pipes (38) are provided at two ends of the stainless steel pipe (31), and the resistance box cover (2) is covered on the resistance box body (1). Compared with prior art, the invention has the advantages of stable performance, long usage life, strong profile plasticity, simple and feasible treatment process, fast heat radiation, convenient usage and the like.
Description
Technical field
The present invention relates to a kind of resistance box, especially relate to a kind of high-power stainless steel tubular type heating and use resistance box.
Background technology
In industrial resistor field, the form of the high-power resistance case of use is varied at present.Mainly contain following several types from the structure and the profile of resistance box internal resistance element: wire-wound resistor formula resistance box is exactly directly to use being directly installed in the casing after the resistance wire coiled definite shape; Template resistance-type resistance box is prepared into sheet material with resistance material, is directly installed in the casing then and uses; Wire-wound coating resistance-type resistance box on ceramic skeleton, at resistance wire surface-coated organic or inorganic coating, after the oven dry is installed in resistance wire in the casing and uses then; Aluminium section bar shell heat sink resistance case is installed in resistance in the aluminum alloy casing and uses.Wire-wound resistor case and template resistance box are owing to lack the protection to resistance wire (plate), and these two kinds of resistance box corrosion resistances are poor, and useful life is short; Though wire-wound coating formula resistance box is protected resistance wire, the coating bearing temperature is limited in one's ability, and along with pass service time, the coating obscission appears in resistive surface very soon, and resistance wire is corroded immediately, and useful life is also shorter; The aluminium section bar shell can play a protective role to resistance wire, but has sacrificed radiating effect, and aluminum alloy casing bearing temperature and power are also limited in addition, and the aluminium section bar resistance box should not use when power is too big.Shortcomings such as so top this several types industry resistance box product exists mainly in use that anti-environment capacity is weak, useful life is short, heat radiation is slow and coefficient of safety is lower.
Because prior art lacks the protection to the resistance box internal resistance; Perhaps protective condition is limited causes a little less than the whole anti-environment capacity of resistance box; The frequent rust corrosion of resistance has a strong impact on useful life, in addition in the use; Existing resistance box shortcomings such as the proof voltage coefficient is not enough often occur owing to do not do the insulation processing.
Summary of the invention
The object of the invention be exactly provide in order to overcome the defective that above-mentioned prior art exists that a kind of stable performance, long service life, profile plasticity are strong, processing technology simple possible, rapid heat dissipation, high-power stainless steel tubular type heating easy to use use resistance box.
The object of the invention can be realized through following technical scheme: resistance box is used in a kind of high-power stainless steel tubular type heating; It is characterized in that; This resistance box comprises resistance casing 1, resistance case lid 2, is provided with a plurality of tubular electric resistance 3 in the described resistance casing 1, and described tubular electric resistance 3 comprises stainless steel tube 31, resistance wire 32, insulation filling material 33, flange 34, porcelain spare 33, nut 37 and pyrocondensation insulated tube 38; Described resistance wire 32 is located in the stainless steel tube 31 with insulation filling material 33; Described flange 34 is fixed on the stainless steel tube 31, and described porcelain spare 35 is located between flange 34 and the nut 37, and described nut 37 is tightened flange 34 and porcelain spare 35 through the screw thread on the stainless steel tube 31 36; Described pyrocondensation insulated tube 38 is arranged on the two ends of stainless steel tube 31, and described resistance case lid 2 covers on resistance casing 1.
Described resistance wire 32 is located at the central interior position of stainless steel tube 31, fills through insulation filling material 33 between described stainless steel tube 31 and the resistance wire 32.
Described resistance wire 32 is a resistance material for nickel chromium triangle, and described insulation filling material 33 is a magnesia.
Described a plurality of tubular electric resistance 3 can be carried out the adjustment of resistance profile and resistance value series, parallel as required.
The quantity of described a plurality of tubular electric resistance 3 is 1-1000.
Described resistance case lid 2 is provided with resistance box louvre 21.
Described resistance casing 1 adopts stainless steel material to make with resistance case lid 2.
Compared with prior art, the present invention has the following advantages:
(1) resistance box stable performance of the present invention, long service life.Resistance of the present invention has adopted the nichrome resistance material, and it is strong to have an anti-rush of current, the stable performance advantage; Stainless steel tube not only can serve as the effect of heat-dissipating casing, and the anti-environment capacity of resistance box is improved greatly, has prolonged the useful life of resistance box.
(2) proof voltage and stable insulation, profile plasticity is strong.Because the use of porcelain spare, insulation filling material and pyrocondensation insulated tube improves the resistance insulation performance greatly; Stainless steel tube can carry out suitable bending, and resistance profile and resistance casing can carry out adjusted size as required, has the good advantage of plasticity.
(3) processing technology simple possible, rapid heat dissipation are easy to use.This resistance box manufacturing process simple possible; The stainless steel tube structure of resistance and cabinet shell louvre structure are beneficial to heat radiation very much; All parts of resistance box have corrosion-resistant, and antirust characteristics need not carried out processing such as antirust, damp proof and protection against the tide, thus can directly install and use, very convenient.
Description of drawings
Fig. 1 is the resistance junction composition among the present invention;
Fig. 2 is resistance box overall structure figure of the present invention;
Fig. 3 is the structural representation of each parts of resistance box of the present invention.
Wherein, 1 is the resistance casing, and 2 is the resistance case lid, and 21 is the resistance box louvre, and 3 is tubular electric resistance, and 31 is stainless steel tube, and 32 is resistance wire, and 33 is the insulation filling material, and 34 is flange, and 35 is porcelain spare, and 36 is screw thread, and 37 is nut, and 38 are the pyrocondensation insulated tube.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
Embodiment 1
Shown in Fig. 1-3, a kind of high-power stainless steel tubular type heating uses resistance box, this resistance box to comprise resistance casing 1, resistance case lid 2, and resistance casing 1 adopts stainless steel material to make with resistance case lid 2.Be provided with 50 tubular electric resistance 3 in the resistance casing 1, these 50 tubular electric resistance 3 can be carried out the adjustment of resistance profile and resistance value series, parallel as required.Tubular electric resistance 3 comprises stainless steel tube 31, resistance wire 32, insulation filling material 33, flange 34, porcelain spare 33, nut 37 and pyrocondensation insulated tube 38.Resistance wire 32 is located in the stainless steel tube 31 with insulation filling material 33; Resistance wire 32 is located at the central interior position of stainless steel tube 31; Fill through insulation filling material 33 between stainless steel tube 31 and the resistance wire 32, resistance wire 32 is a resistance material for nickel chromium triangle, and insulation filling material 33 is a magnesia.Flange 34 is fixed on the stainless steel tube 31; Porcelain spare 35 is located between flange 34 and the nut 37; Nut 37 is tightened flange 34 and porcelain spare 35 through the screw thread on the stainless steel tube 31 36, and pyrocondensation insulated tube 38 is arranged on the two ends of stainless steel tube 31, and resistance case lid 2 covers on resistance casing 1.Resistance case lid 2 is provided with resistance box louvre 21.
The present invention packs the resistance wire 52 of certain model in the stainless steel tube into; Be prepared into resistance after in stainless steel tube 51, inserting high temperature insulation inserts 53; Be installed in the resistance box like Fig. 3 with flange 54, fastening porcelain spare 55 and nut 57 making good resistance; Can carry out the adjustment of resistance profile and resistance series, parallel as required, connect lead and just constituted the heating resistor case.Resistance with some carries out being installed in use in the resistance casing 1 after the suitable deformation again, constitutes resistance box.
The present invention at the resistance wire 52 outside stainless steel tubes 51 that increase, has corrosion-resistant rust inhibition for protective resistance silk 52, increases the power that bears on the unit of resistance area, and it is big 2 times that structural resistance unit are of the present invention is born power ratio aluminum alloy casing resistance.Insulation filling material 53 be the best magnesia of internationally recognized insulation and heat radiation as inserts, its proof voltage and insulation property can reach more than the 50M Ω.Insulation filling material 53 does not influence aborning stainless steel tube 51 is carried out the bending distortion, and all right protective resistance silk is not oxidized; Simultaneous oxidation magnesium can bear and the same temperature of resistance wire heating.Increased flange 54 securing members at the resistance end, and between flange 54 securing members and casing, increased by 55 insulation of porcelain spare, further improved the insulation property of resistance box, can reach more than the 10000M Ω.Resistance is that nickel chromium triangle is a resistance material, has the characteristics of good shock-resistant and anti-current loading.Resistance casing 1 shell adopts immortal steel plate materials to make, and can carry out perforate heat radiation on casing according to concrete operating position.
Resistance box is used in a kind of high-power stainless steel tubular type heating, is provided with 1 tubular electric resistance 3 in the resistance casing 1, and all the other are with embodiment 1.
Embodiment 3
Resistance box is used in a kind of high-power stainless steel tubular type heating, is provided with 1 tubular electric resistance 1000 in the resistance casing 1, and all the other are with embodiment 1.
Claims (7)
1. resistance box is used in a high-power stainless steel tubular type heating; This resistance box comprises resistance casing (1), resistance case lid (2); Be provided with a plurality of tubular electric resistance (3) in the described resistance casing (1); It is characterized in that; Described tubular electric resistance (3) comprises stainless steel tube (31), resistance wire (32), insulation filling material (33), flange (34), porcelain spare (33), nut (37) and pyrocondensation insulated tube (38), and described resistance wire (32) and insulation filling material (33) are located in the stainless steel tube (31), and described flange (34) is fixed on the stainless steel tube (31); Described porcelain spare (35) is located between flange (34) and the nut (37); Described nut (37) is tightened flange (34) and porcelain spare (35) through the screw thread (36) on the stainless steel tube (31), and described pyrocondensation insulated tube (38) is arranged on the two ends of stainless steel tube (31), and described resistance case lid (2) covers on resistance casing (1).
2. resistance box is used in a kind of high-power stainless steel tubular type heating according to claim 1; It is characterized in that; Described resistance wire (32) is located at the central interior position of stainless steel tube (31), fills through insulation filling material (33) between described stainless steel tube (31) and the resistance wire (32).
3. resistance box is used in a kind of high-power stainless steel tubular type heating according to claim 2, it is characterized in that described resistance wire (32) is a resistance material for nickel chromium triangle, and described insulation filling material (33) is a magnesia.
4. resistance box is used in a kind of high-power stainless steel tubular type heating according to claim 1, it is characterized in that described a plurality of tubular electric resistance (3) can be carried out the adjustment of resistance profile and resistance value series, parallel as required.
5. use resistance box according to claim 1 or 4 described a kind of high-power stainless steel tubular type heating, it is characterized in that the quantity of described a plurality of tubular electric resistance (3) is 1-1000.
6. resistance box is used in a kind of high-power stainless steel tubular type heating according to claim 1, it is characterized in that described resistance case lid (2) is provided with resistance box louvre (21).
7. resistance box is used in a kind of high-power stainless steel tubular type heating according to claim 1, it is characterized in that described resistance casing (1) and resistance case lid (2) adopt stainless steel material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010502514.9A CN102446610B (en) | 2010-10-11 | 2010-10-11 | Large power stainless steel tubular type heating resistance box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010502514.9A CN102446610B (en) | 2010-10-11 | 2010-10-11 | Large power stainless steel tubular type heating resistance box |
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| Publication Number | Publication Date |
|---|---|
| CN102446610A true CN102446610A (en) | 2012-05-09 |
| CN102446610B CN102446610B (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010502514.9A Active CN102446610B (en) | 2010-10-11 | 2010-10-11 | Large power stainless steel tubular type heating resistance box |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104021898A (en) * | 2014-06-23 | 2014-09-03 | 上海鹰峰电子科技有限公司 | Aluminum-shell resistor and production method thereof |
| CN104157382A (en) * | 2014-08-08 | 2014-11-19 | 广西电网公司电力科学研究院 | Load alloy resistance tube |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202022103996U1 (en) * | 2022-07-15 | 2022-08-19 | Jovyatlas Gmbh | load bank |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201584247U (en) * | 2009-12-31 | 2010-09-15 | 杭州优迈科技有限公司 | Metal tube type brake resistance and resistance box |
| CN201584246U (en) * | 2009-12-31 | 2010-09-15 | 杭州优迈科技有限公司 | Metal tubular brake resistor and resistance box |
-
2010
- 2010-10-11 CN CN201010502514.9A patent/CN102446610B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201584247U (en) * | 2009-12-31 | 2010-09-15 | 杭州优迈科技有限公司 | Metal tube type brake resistance and resistance box |
| CN201584246U (en) * | 2009-12-31 | 2010-09-15 | 杭州优迈科技有限公司 | Metal tubular brake resistor and resistance box |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104021898A (en) * | 2014-06-23 | 2014-09-03 | 上海鹰峰电子科技有限公司 | Aluminum-shell resistor and production method thereof |
| CN104157382A (en) * | 2014-08-08 | 2014-11-19 | 广西电网公司电力科学研究院 | Load alloy resistance tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102446610B (en) | 2014-04-30 |
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