CN205564427U - Miniwatt aluminum alloy cement resistor - Google Patents
Miniwatt aluminum alloy cement resistor Download PDFInfo
- Publication number
- CN205564427U CN205564427U CN201620089741.6U CN201620089741U CN205564427U CN 205564427 U CN205564427 U CN 205564427U CN 201620089741 U CN201620089741 U CN 201620089741U CN 205564427 U CN205564427 U CN 205564427U
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- CN
- China
- Prior art keywords
- bar shaped
- drain pan
- bar
- cement resistor
- aluminium alloy
- 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.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of resistance, specifically disclose a miniwatt aluminum alloy cement resistor, including bar lid, bar drain pan, bar lid both ends set up first U -shaped recess and second U -shaped recess, bar lid bilateral symmetry sets up the bar buckle, bar drain pan both ends set up first draw -in groove and second draw -in groove, the outside bilateral symmetry of bar drain pan sets up the bar cardboard, inside ceramic mandrel rod and the resistance wire of setting up of bar drain pan, pottery mandrel rod both ends set up the lead -out wire. The utility model has the advantages of 1, aluminium alloy housing, its heat dissipation is better, inside insulating, heat conduction material, the extension resistance life of filling during production, 2, assembling, assembling simply, production efficiency is high, 3, little positive and negative 5%, the control accuracy of error is high, 4, the alloy resistance wire noise is low, resistant short time excess load, resistance no change, stable performance. Simultaneously the utility model discloses simple structure, low in production cost, the easy popularization.
Description
Technical field
This utility model relates to resistive technologies field, is specifically related to a kind of small-power aluminium alloy cement resistor.
Background technology
Cement resistor is a kind of wirewound resistor, have that overall dimensions is bigger, shatter-proof, moisture-proof, the heat-resisting and characteristic such as good heat radiating, low price, be widely used in the equipment such as power supply adaptor, stereo set, audio frequency dividers, instrument, instrument, television set, automobile.But, current cement resistor is usually and high-power has the disadvantages that 1, caloric value is high when using and less stable；2, cannot be useful in small-power, small area analysis occasion uses, and range is narrow and noise is big, it is impossible to inventory accessory uses standard；3, the existing small-power cement resistor big precision of its error is low.
Therefore, based on the problems referred to above, this utility model provides a kind of small-power aluminium alloy cement resistor.
Utility model content
Utility model purpose: the purpose of this utility model provides a kind of small-power aluminium alloy cement resistor, solves that caloric value when existing resistance uses is high, less stable and control precision is low, range is narrow and noise is big shortcoming, improves stability in use.
Technical scheme: a kind of small-power aluminium alloy cement resistor, including bar shaped lid, bar shaped drain pan；Described bar shaped lid two ends arrange the first U-shaped groove and the second U-shaped groove；Described bar shaped lid lateral symmetry arranges bar shaped buckle；Described bar shaped drain pan two ends arrange the first draw-in groove and the second draw-in groove；Described bar shaped drain pan both sides external is symmetrical arranged bar shaped clamp；Described bar shaped bottom shell arranges pottery mandrel rod and resistance wire；Described pottery mandrel rod two ends arrange lead-out wire；In the middle of described bar shaped bottom shell, both sides arrange installing hole.
The technical program, described bar shaped lid, bar shaped drain pan are 6063T5 aluminium alloy.
The technical program, described bar shaped buckle and bar shaped clamp are at least provided with 4.
The technical program, described pottery mandrel rod alumina porcelain.
The technical program, described resistance wire is titanium alloy.
Compared with prior art, having the beneficial effects that of a kind of small-power aluminium alloy cement resistor of the present utility model: 1, aluminum alloy casing, its heat radiation preferably, internal during production fills insulation, Heat Conduction Material, extends resistance service life；2, assembling, assemble simply, production efficiency is high；3, error is little by positive and negative 5%, and control accuracy is high；4, alloy resistance wire noise is low, resistance to short-time overloaded, and resistance is unchanged, stable performance.Simultaneously this utility model simple in construction, production cost is low, easily promote.
Accompanying drawing explanation
Fig. 1 is the lid structural representation of a kind of small-power aluminium alloy cement resistor of the present utility model；
Fig. 2 is the bottom case structure schematic diagram of a kind of small-power aluminium alloy cement resistor of the present utility model；
Wherein in figure, sequence number is as follows: 1-bar shaped lid, 1-1-the first U-shaped groove, 1-2-the second U-shaped groove, 2-bar shaped drain pan, 2-1-the first draw-in groove, 2-2-the second draw-in groove, 3-bar shaped buckle, 4-bar shaped clamp, 5-pottery mandrel rod, 6-resistance wire, 7-lead-out wire, 8-installing hole.
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment, it is further elucidated with this utility model.
A kind of small-power aluminium alloy cement resistor as depicted in figs. 1 and 2, including bar shaped lid 1, bar shaped drain pan 2；Bar shaped lid 1 two ends arrange the first U-shaped groove 1-1 and the second U-shaped groove 1-2；Bar shaped lid 1 lateral symmetry arranges bar shaped buckle 3；Bar shaped drain pan 2 two ends arrange the first draw-in groove 2-1 and the second draw-in groove 2-2；Bar shaped drain pan 2 both sides external is symmetrical arranged bar shaped clamp 4；Bar shaped drain pan 2 is internal arranges pottery mandrel rod 5 and resistance wire 6；Pottery mandrel rod 5 two ends arrange lead-out wire 7；Bar shaped drain pan 2 bosom both sides arrange installing hole 8.
It is further preferred that bar shaped lid 1, bar shaped drain pan 2 are 6063T5 aluminium alloy, its machine-shaping is simple to operate, has good heat-conductive characteristic and intensity is long for service life big, wear-resisting, heat-resisting, corrosion-resistant；Bar shaped buckle 3 and bar shaped clamp 4, at least provided with 4, assemble easy for installation, fixed；Pottery mandrel rod 5 alumina porcelain, insulating properties are excellent, use safety；Resistance wire 6 is titanium alloy, and precision is high, stability is strong.
This structure cement resistor, rated power is 50-200W, resistance is 5 Ω-150 Ω, power is little, frequency is high, it is suitable for various small-sized electronic products to use, little by positive and negative 5% with time error, stable working state, its resistance value precision is high, and the resistive element replacement burning epithelium body noise using winding mode to make is low and service life is long.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, on the premise of without departing from this utility model principle; can also make some improvement, these improvement also should be regarded as protection domain of the present utility model.
Claims (5)
1. a small-power aluminium alloy cement resistor, it is characterised in that: include bar shaped lid (1), bar shaped drain pan (2)；
Described bar shaped lid (1) two ends arrange the first U-shaped groove (1-1) and the second U-shaped groove (1-2)；Described bar shaped lid (1) lateral symmetry arranges bar shaped buckle (3)；Described bar shaped drain pan (2) two ends arrange the first draw-in groove (2-1) and the second draw-in groove (2-2)；Described bar shaped drain pan (2) both sides external is symmetrical arranged bar shaped clamp (4)；Described bar shaped drain pan (2) is internal arranges pottery mandrel rod (5) and resistance wire (6)；Described pottery mandrel rod (5) two ends arrange lead-out wire (7)；Described bar shaped drain pan (2) bosom both sides arrange installing hole (8).
A kind of small-power aluminium alloy cement resistor the most according to claim 1, it is characterised in that: described bar shaped lid (1), bar shaped drain pan (2) they are 6063T5 aluminium alloy.
A kind of small-power aluminium alloy cement resistor the most according to claim 1, it is characterised in that: described bar shaped buckle (3) and bar shaped clamp (4) are at least provided with 4.
A kind of small-power aluminium alloy cement resistor the most according to claim 1, it is characterised in that: described pottery mandrel rod (5) alumina porcelain.
A kind of small-power aluminium alloy cement resistor the most according to claim 1, it is characterised in that: described resistance wire (6) is titanium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620089741.6U CN205564427U (en) | 2016-01-29 | 2016-01-29 | Miniwatt aluminum alloy cement resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620089741.6U CN205564427U (en) | 2016-01-29 | 2016-01-29 | Miniwatt aluminum alloy cement resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205564427U true CN205564427U (en) | 2016-09-07 |
Family
ID=56821395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620089741.6U Expired - Fee Related CN205564427U (en) | 2016-01-29 | 2016-01-29 | Miniwatt aluminum alloy cement resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205564427U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575565A (en) * | 2016-01-29 | 2016-05-11 | 太仓弘杉环保科技有限公司 | Low-power aluminum alloy cement resistor |
-
2016
- 2016-01-29 CN CN201620089741.6U patent/CN205564427U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575565A (en) * | 2016-01-29 | 2016-05-11 | 太仓弘杉环保科技有限公司 | Low-power aluminum alloy cement resistor |
| CN105575565B (en) * | 2016-01-29 | 2018-05-29 | 太仓弘杉环保科技有限公司 | A kind of small-power aluminium alloy cement resistor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20170129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |