CN207966604U - Resistor and power equipment - Google Patents
Resistor and power equipment Download PDFInfo
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- CN207966604U CN207966604U CN201820496784.5U CN201820496784U CN207966604U CN 207966604 U CN207966604 U CN 207966604U CN 201820496784 U CN201820496784 U CN 201820496784U CN 207966604 U CN207966604 U CN 207966604U
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- resistor
- mounting shell
- radiating fin
- radiating
- core
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Abstract
The utility model is related to high heat sink resistance technical fields, more particularly, to a kind of resistor and power equipment.The resistor includes that mounting shell, resistor core and several aluminum radiating fins, resistor core are set in mounting shell；One end of mounting shell is provided with the electrode leads to client being connected with resistor core；Radiating area is formed between electrode leads to client and the other end of mounting shell, radiating area is for being removably set with radiating fin.The resistor realizes product miniaturization on the basis of improving resistor heat radiation power, makes the resistor core of same size can be with amplifying power twice used above, performance stabilization and long lifespan.
Description
Technical field
The utility model is related to high heat sink resistance technical fields, more particularly, to a kind of resistor and power equipment.
Background technology
Resistor is general in daily life to be directly known as resistance, is a current limiting element.
Resistor is widely used in various power supplys, circuit place at present, and certain places are relatively high to the cooling requirements of resistance,
However existing traditional resistors surface radiating area is small, resistive element accumulated temperature is very high, and it is long-term to seriously affect resistance for resistive load weight
Stability and service life.
The information for being disclosed in the background technology part is merely intended to deepen the reason to the general background technology of the utility model
Solution, and it is known to those skilled in the art existing to be not construed as recognizing or imply that the information is constituted in any form
Technology.
Utility model content
One of the purpose of this utility model is to provide a kind of resistor, alleviates resistor table traditional in the related technology
Face heat dissipation area is small, leads to resistive element accumulated temperature height, resistive load weight, and then influences the long-time stability of resistor and use the longevity
The technical issues of life.
The two of the purpose of this utility model are to provide a kind of power equipment, alleviate resistor traditional in the related technology
Surface radiating area is small, leads to resistive element accumulated temperature height, resistive load weight, and then influences long-time stability and the use of resistor
The technical issues of service life.
For one of above-mentioned purpose, the utility model provides following technical scheme：
A kind of resistor provided by the utility model, including：Mounting shell, resistor core and several aluminum radiating fins, institute
Resistor core is stated to be set in the mounting shell；
One end of the mounting shell is provided with the electrode leads to client being connected with the resistor core；The electrode leads to client with
Radiating area is formed between the other end of the mounting shell, the radiating area is for being removably set with the radiating fin.
As a kind of further technical solution,
The mounting shell is hollow cylinder structure, and each radiating fin is centrally formed and the mounting shell periphery
The centre bore to match.
As a kind of further technical solution,
The radiating fin is circular ring shape, and two radiating fins of arbitrary neighborhood are arranged in parallel.
As a kind of further technical solution,
The radiating fin includes integrally formed annular base and ring fin, and the annular base is formed with described
Centre bore, axis direction of the plane perpendicular to the mounting shell where the radiating fin.
As a kind of further technical solution,
Vent rib, radial direction of the vent rib along the radiating fin are formed on the radiating fin.
As a kind of further technical solution,
It is provided with heat emission hole on radiating fin between the adjacent vent rib.
As a kind of further technical solution,
It is provided with thermal conducting sleeve between the mounting shell and the resistor core.
As a kind of further technical solution,
Heat conduction coating is coated on the radiating fin.
As a kind of further technical solution,
The material of the mounting shell is aluminum or aluminum alloy.
For the two of above-mentioned purpose, the utility model provides following technical scheme：
The utility model provides a kind of power equipment, include above-mentioned technical proposal provide it is any as described in resistor.
Compared with prior art, resistor and power equipment provided by the utility model can reach following beneficial to effect
Fruit：
The utility model provides a kind of resistor, including mounting shell, resistor core and several aluminum radiating fins, resistor core
It is set in mounting shell；One end of mounting shell is provided with the electrode leads to client being connected with resistor core；Electrode leads to client and installation
Radiating area is formed between the other end of shell, radiating area is for being removably set with radiating fin.The aluminum being installed on outside mounting shell
Radiating fin increases the specific surface area of entire resistor, while aluminum material has higher heat dissipation performance, effectively increases
Heat radiation function；Also, the detachable setting of radiating fin can be sheathed on according to radiating requirements flexible assembling outside mounting shell, be fitted
Answer different occasions, the radiating requirements of different levels, at the same it is compact-sized, occupy little space and light weight.It can be seen that this practicality
The resistor of novel offer realizes product miniaturization, makes the resistance of same size on the basis of improving resistor heat radiation power
Core can be with amplifying power twice used above, performance stabilization and long lifespan.
The utility model also provides a kind of power equipment, includes above-mentioned resistor, can obtain that resistor is all to be had
Beneficial effect, good heat dissipation effect, service life are long.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is realized and is obtained in book, claims and attached drawing.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram for resistor that the utility model embodiment provides；
Fig. 2 is a kind of internal structure schematic diagram for resistor that the utility model embodiment provides；
Fig. 3 is the internal structure schematic diagram for another resistor that the utility model embodiment provides.
Icon：100- mounting shells；101- electrode leads to client；200- radiating fins；300- resistor cores；400- heat conduction
Casing.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific implementation mode is only used for describing and explaining the present invention, and is not intended to limit the utility model.
Referring to Fig.1-2, the utility model embodiment provides a kind of resistor, including：Mounting shell 100, resistor core 300 with
And several aluminum radiating fins 200, resistor core 300 are set in mounting shell 100；
One end of mounting shell 100 is provided with the electrode leads to client 101 being connected with resistor core 300；Electrode leads to client 101 with
Radiating area is formed between the other end of mounting shell 100, radiating area is for being removably set with radiating fin 200.
Resistor core 300 determines first the resistance value of resistor, mounting shell 100 are used to accommodate resistor core 300, are second used to pacify
Radiating fin 200 is filled, the electrode leads to client 101 for being set to 100 one end of mounting shell is external for drawing the both ends of resistor core 300
Other access points.In use, the electrode leads to client 101 of the resistor is accessed in circuit, the connection of circuit is completed.
Wherein, the quantity of electrode leads to client 101 is two, facilitates the positive electrode and negative electrode of access circuit.Also, two electrodes
Exit 101 is respectively positioned on one end of mounting shell 100, first facilitates the connection installation of the resistor, does not second interfere with heat dissipation
The installation or removal of fin 200.
In the present embodiment, mounting shell 100 is column construction, and axial length is longer, meets the shape of the resistor core 300 of strip
Shape, above-mentioned two electrode leads to client 101 are respectively positioned on the same end of mounting shell 100.
The one end for being provided with electrode leads to client 101 is set as the first end of mounting shell 100, accordingly, mounting shell 100 it is another
One end is second end, and the mounting shell 100 between second end and electrode leads to client 101 forms above-mentioned radiating area, and radiating fin 200 can
To be set on the mounting shell 100 in the region.
Wherein, radiating fin 200 is removably sheathed on outside mounting shell 100, according to radiating requirements, can be adjusted flexibly
Spacing between the quantity and adjacent heat radiation fin 200 of radiating fin 200 is met different using simple and easy for installation
Radiating requirements solve the problems, such as that traditional resistor weak heat-dissipating and power are small.
In use, several radiating fins 200 are set in peace from the second end of mounting shell 100 successively one by one
It fills on shell 100, adjusts the spacing between the quantity and adjacent heat radiation fin 200 of radiating fin 200 as desired.
Wherein, 200 material of radiating fin is aluminum or aluminum alloy, has higher heat dissipation performance, and its performance is stablized, and makes
Use long lifespan.
The aluminum radiating fin 200 being installed on outside mounting shell 100 increases the specific surface area of entire resistor, while aluminum
Material has higher heat dissipation performance, effectively increases heat radiation function；Also, the detachable setting of radiating fin 200, can be by
It is sheathed on outside mounting shell 100 according to radiating requirements flexible assembling, adapts to different occasions, the radiating requirements of different levels, while structure
It is compact, occupy little space and light weight.
Resistor provided by the utility model is can be seen that, on the basis of improving resistor heat radiation power, realizes production
Product minimize, and make the resistor core 300 of same size can be with amplifying power twice used above, performance stabilization and long lifespan.
It should be noted that the material of mounting shell 100 is also aluminum or aluminum alloy, quickly resistor core 300 can be generated
Heat passes on radiating fin 200, is transmitted to the external world by radiating fin 200, realizes the heat dissipation to entire resistor.
With reference to Fig. 3, embodiment as one preferred is provided between mounting shell 100 and resistor core 300 in the present embodiment
Thermal conducting sleeve 400.Thermal conducting sleeve 400 is made of insulating materials, is embedded on the inner wall of mounting shell 100, can further increase
Thermal conduction effect, and then improve heat dissipation effect.Herein, thermal conducting sleeve 400 can be graphite heat conducting casing 400 or ceramic set
Pipe 400.
Also, heat conduction coating is coated on radiating fin 200.
Since the material of mounting shell 100 and radiating fin 200 is all aluminum or aluminum alloy, and radiating fin 200 is stamping parts,
Its central bore region has certain elasticity, can easily by radiating fin 200 sets be set on mounting shell 100, also, be arranged
It can be kept fixed with mounting shell 100 in the radiating fin 200 on mounting shell 100.
Specifically, mounting shell 100 is preferably hollow cylinder structure, and each radiating fin 200 being centrally formed and installing
The centre bore that 100 periphery of shell matches.
In general, resistor core 300 is similar cylindrical, cylindrical mounting shell 100 can be that resistor core 300 provides relatively
Matched accommodation space so that any one place on the surface of the circumferential surface of resistor core 300 reaches closely located, the energy of mounting shell 100
Enough it is that resistor core 300 provides comprehensive, uniform heat dissipation, improves the uniformity of heat dissipation, advanced optimized the heat dissipation of resistor
Effect.
It is circular circumferential surface, the centre bore and mounting shell of radiating fin 200 that the mounting shell 100 of cylindrical structure, which has section,
100 peripheral surface dimensional fits.
Wherein, the centre bore of radiating fin 200 is the centre bore to match with mounting shell 100, the outer rim of radiating fin 200
Can be other shapes, such as rectangle, diamond shape, hexagon, ellipse, etc., as long as being centrally formed for radiating fin 200 is above-mentioned
Centre bore, for matching with the periphery of mounting shell 100.
In the utility model at least one embodiment, radiating fin 200 is circular ring shape, and two radiating fins of arbitrary neighborhood
Piece 200 is arranged in parallel.
The radiating fin 200 of circular ring shape, radially random length is identical, can be played in conduction process uniform, good
Good heat-conducting effect.And radiating fin 200 disposed in parallel is conducive to gap circulation of the air between radiating fin 200, improves
Heat dissipation effect.
Specifically, the radiating fin 200 of the circular ring shape includes integrally formed annular base and ring fin, annular bottom
Seat is formed with above-mentioned centre bore, axis direction of the 200 place plane of radiating fin perpendicular to mounting shell 100.
Annular base and ring fin are integrally formed, and have higher intensity, further, annular base can be ring
Shape fin provides more stable support, ensures the stability in use.
Preferably, can the thickness of annular base be set to the thickness slightly larger than ring fin, Neng Goujin as needed
One step improves stability.
It should be noted that sliding slot can be provided with its axial direction in 100 upper edge of mounting shell, it is provided on the inside of annular base
The sliding block that can be slidably matched with sliding slot can not only improve the convenience of installation, moreover it is possible to further increase the peace of radiating fin 200
The stability of dress.
For radiating fin 200 perpendicular to the axis direction of mounting shell 100, total is compacter, adjacent heat radiation fin 200
Between air circulation it is more smooth, improve heat dissipation effect, at the same be also convenient for radiating fin 200 installation and adjustment.
In the utility model at least one embodiment, vent rib is formed on radiating fin 200, vent rib is along heat dissipation
The radial direction of fin 200.
The setting of vent rib further increases the specific surface area of radiating fin 200 so that resistor has bigger
Heat dissipation area, vent rib also optimize heat dissipation effect.
It should be noted that the cross-sectional area of vent rib is preferably quadrangle so that vent rib is perpendicular to radiating fin
200 surface of piece, realizes the maximization of specific surface area.
In order to further increase the circulation of air, it is provided on the radiating fin 200 between adjacent vent rib
Heat emission hole.
In use, air is in addition to the gap between radiating fin 200 perpendicular to the direction of 100 axis of mounting shell to flow
It is logical, moreover it is possible to circulate between the heat emission hole on radiating fin 200, be formed along the axial air-flow of mounting shell 100, further enhanced scattered
Thermal effect.
To sum up, the resistor that the utility model embodiment provides has following technical advantage：
1, the aluminum radiating fin 200 being installed on outside mounting shell 100 increases the specific surface area of entire resistor, increases
Heat dissipation area；
2, aluminum material has higher heat dissipation performance, effectively increases heat radiation function；
3, radiating fin 200 is detachably sheathed on mounting shell 100, and peace can be sheathed on according to radiating requirements flexible assembling
It fills outside shell 100, adapts to different occasions, the radiating requirements of different levels；
4, entire resistor structure is compact, occupies little space and light weight, realizes product miniaturization, makes the electricity of same size
Hindering core 300 can be used above with twice of amplifying power；
5, resistor performance is stablized, and extends service life.
In addition, the utility model embodiment also provides a kind of power equipment, includes above-mentioned resistor, resistance can be obtained
All advantageous effects of device, good heat dissipation effect, service life are long.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of resistor, which is characterized in that including：Mounting shell, resistor core and several aluminum radiating fins, the resistor core
It is set in the mounting shell；
One end of the mounting shell is provided with the electrode leads to client being connected with the resistor core；The electrode leads to client with it is described
Radiating area is formed between the other end of mounting shell, the radiating area is for being removably set with the radiating fin.
2. resistor according to claim 1, which is characterized in that the mounting shell is hollow cylinder structure, Mei Gesuo
That states radiating fin is centrally formed the centre bore to match with the mounting shell periphery.
3. resistor according to claim 2, which is characterized in that the radiating fin is circular ring shape, and arbitrary neighborhood
Two radiating fins are arranged in parallel.
4. resistor according to claim 3, which is characterized in that the radiating fin includes integrally formed annular base
And ring fin, the annular base are formed with the centre bore, plane is perpendicular to the installation where the radiating fin
The axis direction of shell.
5. resistor according to claim 3, which is characterized in that vent rib is formed on the radiating fin, it is described
Radial direction of the vent rib along the radiating fin.
6. resistor according to claim 5, which is characterized in that on the radiating fin between the adjacent vent rib
It is provided with heat emission hole.
7. resistor according to claim 1, which is characterized in that be provided with and lead between the mounting shell and the resistor core
Thermal sleeve.
8. resistor according to claim 1, which is characterized in that be coated with heat conduction coating on the radiating fin.
9. according to the resistor described in any one of claim 1-8, which is characterized in that the material of the mounting shell be aluminium or
Aluminium alloy.
10. a kind of power equipment, which is characterized in that including the resistor as described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820496784.5U CN207966604U (en) | 2018-04-09 | 2018-04-09 | Resistor and power equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820496784.5U CN207966604U (en) | 2018-04-09 | 2018-04-09 | Resistor and power equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207966604U true CN207966604U (en) | 2018-10-12 |
Family
ID=63727474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820496784.5U Active CN207966604U (en) | 2018-04-09 | 2018-04-09 | Resistor and power equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207966604U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111627626A (en) * | 2020-06-15 | 2020-09-04 | 广州高铁计量检测股份有限公司 | Super high resistance box |
| CN117153508A (en) * | 2023-10-18 | 2023-12-01 | 深圳市正阳兴电子科技有限公司 | Grid type high-power metal resistor |
-
2018
- 2018-04-09 CN CN201820496784.5U patent/CN207966604U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111627626A (en) * | 2020-06-15 | 2020-09-04 | 广州高铁计量检测股份有限公司 | Super high resistance box |
| CN117153508A (en) * | 2023-10-18 | 2023-12-01 | 深圳市正阳兴电子科技有限公司 | Grid type high-power metal resistor |
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