CN208385109U - Power resistor in splicing type with heat-dissipating aluminium plate - Google Patents
Power resistor in splicing type with heat-dissipating aluminium plate Download PDFInfo
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- CN208385109U CN208385109U CN201820818694.3U CN201820818694U CN208385109U CN 208385109 U CN208385109 U CN 208385109U CN 201820818694 U CN201820818694 U CN 201820818694U CN 208385109 U CN208385109 U CN 208385109U
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- aluminium plate
- dissipating aluminium
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Abstract
The utility model discloses power resistors in a kind of splicing type with heat-dissipating aluminium plate, it include heat-dissipating aluminium plate, resistor and connection-peg, the resistor is detachably connected by fixation kit and heat-dissipating aluminium plate, the quantity of the resistor is a plurality of, and it is successively mounted side by side on heat-dissipating aluminium plate, the side of each resistor is provided with the first pin, the other side of each resistor is provided with second pin, each first pin passes sequentially through connection sheet and is connected, each second pin passes sequentially through connection sheet and is connected, each connection sheet is mutually parallel, resistor on the end of the heat-dissipating aluminium plate is connected with connection-peg, 2 leads are connected on one end of the connection-peg, and it is detachably connected respectively with the first pin and second pin.The resistor uses parallel way, and is mounted on heat-dissipating aluminium plate, increases heat dissipation performance, resistance to pulse ability and resistance to power capability, and special pin design improves assembly effect.
Description
Technical field
The utility model belongs to resistive technologies field, in particular to power resistor in a kind of splicing type with heat-dissipating aluminium plate
Device.
Background technique
Resistor refers to made of resistance material there is certain structure type, and it is logical to play limitation electric current in circuit
Two end electronic components of the effect of crossing.Wherein, resistor is made of resistor body, skeleton and exit three parts.
A kind of small-sized noninductive thick film high-precision mould is disclosed in the utility model patent of Publication No. CN203444889U
Including the heat radiating metallic layer for heat dissipation, and the porcelain on heat radiating metallic layer as resistive module is arranged in block power resistor
Piece is provided with the layer of silica gel of covering tile on the heat radiating metallic layer, is provided with engineering plastic glue-line in layer of silica gel, is additionally provided with more
A pin, described pin one end passes through engineering plastic glue-line and layer of silica gel is connect with tile, and the other end extends to outside engineering plastic glue-line
Portion connects external circuit.Using solid construction, it is disposed with heat radiating metallic layer, tile, layer of silica gel and engineering plastic glue-line, it can be with
Volume is made smaller, structure is simple, processing easy to produce；Engineering plastic glue-line can play the role of support and pressure resistance, on resistance
Induction reactance value it is very small, to realize the high-precision of resistance；It is suitble to the resistance that production power bracket is 100W-250W.
But the resistor of the utility model does not have high impulse ability, can not use on automobile.
Summary of the invention
To solve the above problems, the purpose of this utility model is to provide power electricity in a kind of splicing type with heat-dissipating aluminium plate
Device is hindered, which is connected using parallel way, passes through the connection-peg phase of 2 leads and automobile specified on the resistor of end
Even, and resistor is mounted on heat-dissipating aluminium plate, increases heat dissipation performance, and special pin design improves assembly effect.
Another of the utility model is designed to provide power resistor in a kind of splicing type with heat-dissipating aluminium plate, the electricity
It is simple to hinder device structure, installation is facilitated to fix, is suitable for promoting the use of.
To achieve the above object, the technical solution of the utility model is as follows.
Power resistor in a kind of splicing type with heat-dissipating aluminium plate, includes heat-dissipating aluminium plate, resistor and connection-peg, described
Resistor is detachably connected by fixation kit and heat-dissipating aluminium plate, and the quantity of the resistor is a plurality of, and is successively pacified side by side
On heat-dissipating aluminium plate, the side of each resistor is provided with the first pin, and the other side of each resistor is equal
It is provided with second pin, each first pin passes sequentially through connection sheet and is connected, and is detachably connected with connection sheet, each
The second pin passes sequentially through connection sheet and is connected, and is detachably connected with connection sheet, and each connection sheet is mutually put down
It goes, the resistor on the end of the heat-dissipating aluminium plate is connected with connection-peg, 2 leads are connected on one end of the connection-peg,
And it is detachably connected respectively with the first pin and second pin.In the utility model, which is connected using parallel way
It connects, is connected by 2 leads with the connection-peg of automobile specified on the resistor of end, and resistor is mounted on heat-dissipating aluminium plate
On, heat dissipation performance, resistance to pulse ability and resistance to power capability are increased, special pin design improves assembly effect, simultaneously should
Structure is simple, and installation is facilitated to fix, and is suitable for promoting the use of.
Further, the heat-dissipating aluminium plate with a thickness of 4mm, length 92mm, width 40mm, the quantity of the resistor
It is 2.In the utility model, heat-dissipating aluminium plate can increase the heat dissipation performance of the resistor, and considerably increase resistor
Resistance to pulse ability and resistance to power capability, the quantity of resistor depend on the size with required resistance, can be according to Customer Requirement Design.
Further, the heat-dissipating aluminium plate is equipped with fixation hole, and one end of the resistor is equipped with mounting hole, the resistance
The other end of device is equipped with U-lag, and the mounting hole and U-lag are arranged at the upside of corresponding fixation hole；The company
Connecting hole is equipped on the both ends of contact pin, one end of first pin is equipped with the first pin bores compatible with connecting hole,
One end of the second pin is equipped with second pin compatible with connecting hole hole.In the utility model, resistor two
Mounting hole and U-lag is respectively set in end, to distinguish both forward and reverse directions, also facilitates the resistance distinguished and connected, consolidating on heat-dissipating aluminium plate
Determine connecting hole convenient first pin with resistor on of the hole to install resistor, and fixed heat-dissipating aluminium plate, in connection sheet
It is connected with second pin.
Further, the resistor includes resistor disc, and the package casing being moulded on resistor disc, the resistor disc
On be printed with resistance, the two sides of the resistance are fixedly connected with the first pin, second pin respectively, the two sides of the package casing
It is equipped with firm banking, first pin and second pin are arranged on corresponding firm banking.It is practical new at this
In type, the first pin, second pin extend directly into the two sides of resistance, save installation process, and the setting of firm banking
Creepage distance is extended, and uses shell packing forms, insulating capacity is substantially increased, it is made to meet the insulation index of client
It is required that.
Further, the firm banking is equipped with mounting groove, and first pin and second pin are L type, and
Be secured within the side of its corresponding mounting groove, be equipped with nut in the mounting groove, the nut be separately positioned on the first pin,
The downside of second pin.In the utility model, mounting groove on firm banking is for accommodating nut, and nut setting is the
In accommodation space between one pin, second pin and corresponding mounting groove, the convenient installation with connection sheet is fixed, and is mentioned
High assembly effect.
Further, the quantity of the firm banking is 4, and each firm banking is higher by package casing 1-2mm,
The upside of the package casing is equipped with cross through slot, and the middle part of firm banking is arranged in the through slot.In the utility model
In the middle, firm banking can be according to Customer Requirement Design, and firm banking and through slot extend creepage distance, meet client's
Insulate index request.
Further, the bottom of the resistor disc is metal base plate, and the top of the metal base plate is fixed with one piece of ceramics
Plate, the top of the ceramic wafer are printed with one layer of resistance, and the top of the resistance is also coated with one layer of layer of silica gel.It is practical new at this
In type, layer of silica gel plays certain buffering, protective effect, the generation of potsherd fragmentation situation caused by preventing because of injection molding.
Further, the two sides of the metal base plate are provided with an inner groovy, and each inner groovy is enclosed ladder
Shape structure, there are two interior re-entrant angles for setting on two obtuse angles of the inner groovy.In the utility model, inner groovy and indent
Corner structure can make package casing more firm, improve the mechanical strength and insulating properties of the resistor.
Further, the two sides of the resistance are all covered with foil silver electrode, and the foil silver electrode is arranged on ceramic wafer, institute
State the first pin, second pin is arranged in corresponding foil silver electrode.In the utility model, platinum silver electrode can
The probability for reducing pin poor contact at work, ensure that resistor operates normally for a long time.
Further, the ceramic wafer is alumina ceramic plate, and the material of the package casing is insulating resin.In this reality
In novel, package casing is dielectric resin material injection molding, and ceramic wafer can be improved the exhausted of the resistance with package casing
Edge and mechanical strength.
The beneficial effects of the utility model are: compared with prior art, function in a kind of solder type provided by the utility model
Rate resistor, the resistor are connected using parallel way, pass through the grafting of 2 leads and automobile specified on the resistor of end
Head is connected, and resistor is mounted on heat-dissipating aluminium plate, increases heat dissipation performance, resistance to pulse ability and resistance to power capability, special
Pin design, improves assembly effect, while the structure is simple, and installation is facilitated to fix, and is suitable for promoting the use of.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the heat-dissipating aluminium plate of the utility model.
Fig. 3 is the main view of the resistor of the utility model.
Fig. 4 is the side view of the resistor of the utility model.
Fig. 5 is the main view of the resistor disc of the utility model.
Fig. 6 is the bottom view of the resistor disc of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Referring to power resistor in a kind of splicing type with heat-dissipating aluminium plate shown in Fig. 1-6, realized by the utility model,
It include heat-dissipating aluminium plate 1, resistor 2 and connection-peg 3, resistor 2 is detachably connected by fixation kit with heat-dissipating aluminium plate 1, electricity
It is a plurality of for hindering the quantity of device 2, and is successively mounted side by side on heat-dissipating aluminium plate 1, and the side of each resistor 2 is provided with first
Pin 4, the other side of each resistor 2 are provided with second pin 5, and each first pin 4 passes sequentially through 6 phase of connection sheet
Even, it and is detachably connected with connection sheet 6, each second pin 5 passes sequentially through connection sheet 6 and is connected, and detachable with connection sheet 6
Connection, each connection sheet 6 is mutually parallel, and the resistor 2 on the end of heat-dissipating aluminium plate 1 is connected with connection-peg 3, connection-peg 3
It is connected with 2 leads 31 on one end, and is detachably connected respectively with the first pin 4 and second pin 5.Work as in the utility model
In, which is connected using parallel way, passes through the connection-peg phase of 2 leads and automobile specified on the resistor of end
Even, and resistor is mounted on heat-dissipating aluminium plate, increases heat dissipation performance, resistance to pulse ability and resistance to power capability, special pin
Design, improves assembly effect, while the structure is simple, and installation is facilitated to fix, and is suitable for promoting the use of.
In the present embodiment, heat-dissipating aluminium plate 1 with a thickness of 4mm, length 92mm, width 40mm, the quantity of resistor 2
It is 2.In the utility model, heat-dissipating aluminium plate can increase the heat dissipation performance of the resistor, and considerably increase resistor
Resistance to pulse ability and resistance to power capability, the quantity of resistor depend on the size with required resistance, can be according to Customer Requirement Design.
In the present embodiment, heat-dissipating aluminium plate 1 is equipped with fixation hole 11, and one end of resistor 2 is equipped with mounting hole 21, resistance
The other end of device is equipped with U-lag 22, and mounting hole 21 and U-lag 22 are arranged at the upside of corresponding fixation hole 11；Even
Connecting hole is equipped on the both ends of contact pin 6, one end of the first pin 4 is equipped with the first pin bores 41 compatible with connecting hole,
One end of second pin 5 is equipped with second pin compatible with connecting hole hole 51.In the utility model, resistor both ends
Mounting hole and U-lag is respectively set, to distinguish both forward and reverse directions, also facilitates the resistance distinguished and connected, the fixation on heat-dissipating aluminium plate
Hole is installing resistor, and fixed heat-dissipating aluminium plate, convenient the first pin on resistor of the connecting hole in connection sheet and
Second pin is connected.
In the present embodiment, resistor 2 includes resistor disc 23, and the package casing 24 being moulded on resistor disc, electricity
It is printed with resistance 231 on resistance piece 23, the two sides of resistance 231 are fixedly connected with the first pin 4, second pin 5 respectively, package casing
24 two sides are equipped with firm banking 241, and the first pin 4 is arranged at corresponding firm banking 241 with second pin 5
On.In the utility model, the first pin, second pin extend directly into the two sides of resistance, save installation process, and consolidate
The setting for determining pedestal extends creepage distance, and uses shell packing forms, substantially increases insulating capacity, it is made to meet visitor
The insulation index request at family.
In the present embodiment, firm banking 241 is equipped with mounting groove 242, and the first pin 4 and second pin 5 are L-type,
And be each attached in being equipped with nut 7 in the side of its corresponding mounting groove 242, mounting groove 242, nut 7 is separately positioned on first
The downside of pin 4, second pin 5.In the utility model, the mounting groove on firm banking is for accommodating nut, and nut
It is arranged in the accommodation space between the first pin, second pin and corresponding mounting groove, the convenient peace with connection sheet
Dress is fixed, and assembly effect is improved.
In the present embodiment, the quantity of firm banking 241 is 4, and each firm banking 241 is higher by package casing 1-
The upside of 2mm, package casing 24 are equipped with cross through slot 243, and the middle part of firm banking 241 is arranged in through slot 243.In this reality
In novel, firm banking can be according to Customer Requirement Design, and firm banking and through slot extend creepage distance, meet
The insulation index request of client.
In the present embodiment, the bottom of resistor disc 23 is metal base plate 232, and the top of metal base plate 232 is fixed with one piece
Ceramic wafer 233, the top of ceramic wafer 233 are printed with one layer of resistance 231, and the top of resistance 231 is also coated with one layer of layer of silica gel.?
In the utility model, layer of silica gel plays certain buffering, protective effect, potsherd fragmentation situation caused by preventing because of injection molding
It generates.
In the present embodiment, the two sides of metal base plate 232 are provided with an inner groovy 234, and each inner groovy 234 encloses
Trapezium structure is formed, there are two interior re-entrant angles for setting on two obtuse angles of inner groovy 234.In the utility model, inner groovy with
And interior reentrant features, package casing can be made more firm, improve the mechanical strength and insulating properties of the resistor.
In the present embodiment, the two sides of resistance 231 are all covered with foil silver electrode 235, and foil silver electrode 235 is arranged in ceramic wafer
On 233, the first pin 4, second pin 5 are arranged in corresponding foil silver electrode 235.In the utility model, platinum
Silver electrode can reduce the probability of pin poor contact at work, ensure that resistor operates normally for a long time.
In the present embodiment, ceramic wafer 233 is alumina ceramic plate, and the material of package casing 24 is insulating resin.At this
In utility model, package casing is dielectric resin material injection molding, and ceramic wafer and package casing can be improved the resistance
Insulating properties and mechanical strength.
It is to be understood that the first pin and second pin are respectively welded at the two sides of resistance, then resistance is made by injection molding
It is molded with package casing on the upside of piece, then bends 2 pins, it is made to be mounted on the upside of mounting groove, and to stop nut, makes
Nut is contained in the cavity that mounting groove and pin are formed.This special splicing type pin, improves its assembly effect；And
And the two sides of this quasi-resistance can also design 2,3 or 4 pins, it can be according to Customer Requirement Design.
In the present embodiment, 2 capacitor in parallel modes, and be mounted on included heat-dissipating aluminium plate, the device is at 85 DEG C
When maximum tolerance power be 200W, resistance value is 0.5 Ω -1M Ω, dielectric withstanding voltage 3000VAC, maximum working voltage
1000VDC, precision 1%-10%.
The beneficial effects of the utility model are: compared with prior art, function in a kind of solder type provided by the utility model
Rate resistor, the resistor are connected using parallel way, pass through the grafting of 2 leads and automobile specified on the resistor of end
Head is connected, and resistor is mounted on heat-dissipating aluminium plate, increases heat dissipation performance, resistance to pulse ability and resistance to power capability, special
Pin design, improves assembly effect, while the structure is simple, and installation is facilitated to fix, and is suitable for promoting the use of.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. power resistor in a kind of splicing type with heat-dissipating aluminium plate, it is characterised in that include heat-dissipating aluminium plate, resistor and insert
Connector, the resistor are detachably connected by fixation kit and heat-dissipating aluminium plate, and the quantity of the resistor is a plurality of, and according to
Secondary to be mounted side by side on heat-dissipating aluminium plate, the side of each resistor is provided with the first pin, each resistor
The other side is provided with second pin, and each first pin passes sequentially through connection sheet and is connected, and detachable with connection sheet
Connection, each second pin passes sequentially through connection sheet and is connected, and is detachably connected with connection sheet, each connection sheet
Mutually parallel, the resistor on the end of the heat-dissipating aluminium plate is connected with connection-peg, is connected with 2 on one end of the connection-peg
Root lead, and be detachably connected respectively with the first pin and second pin.
2. power resistor in the splicing type according to claim 1 with heat-dissipating aluminium plate, it is characterised in that the radiation aluminium
Plate with a thickness of 4mm, length 92mm, width 40mm, the quantity of the resistor is 2.
3. power resistor in the splicing type according to claim 1 with heat-dissipating aluminium plate, it is characterised in that the radiation aluminium
Plate is equipped with fixation hole, and one end of the resistor is equipped with mounting hole, and the other end of the resistor is equipped with U-lag, institute
It states mounting hole and U-lag is arranged at the upside of corresponding fixation hole；It is equipped with connecting hole on the both ends of the connection sheet,
One end of first pin is equipped with the first pin bores compatible with connecting hole, one end of the second pin be equipped with
The compatible second pin hole of connecting hole.
4. power resistor in the splicing type according to claim 1 with heat-dissipating aluminium plate, it is characterised in that the resistor
Include resistor disc, and the package casing being moulded on resistor disc, is printed with resistance on the resistor disc, the two of the resistance
Side is fixedly connected with the first pin, second pin respectively, and the two sides of the package casing are equipped with firm banking, and described first draws
Foot and second pin are arranged on corresponding firm banking.
5. power resistor in the splicing type according to claim 4 with heat-dissipating aluminium plate, it is characterised in that the fixed bottom
Seat is equipped with mounting groove, and first pin and second pin are L-type, and are each attached to one in its corresponding mounting groove
Side, the mounting groove is interior to be equipped with nut, and the nut is separately positioned on the downside of the first pin, second pin.
6. power resistor in the splicing type according to claim 4 with heat-dissipating aluminium plate, it is characterised in that the fixed bottom
The quantity of seat is 4, and each firm banking is higher by package casing 1-2mm, and the upside of the package casing is equipped with cross
The middle part of firm banking is arranged in the through slot of type, the through slot.
7. power resistor in the splicing type according to claim 4 with heat-dissipating aluminium plate, it is characterised in that the resistor disc
Bottom be metal base plate, the top of the metal base plate is fixed with one piece of ceramic wafer, and the top of the ceramic wafer is printed with one
Layer resistance, the top of the resistance is also coated with one layer of layer of silica gel.
8. power resistor in the splicing type according to claim 7 with heat-dissipating aluminium plate, it is characterised in that the metal bottom
The two sides of plate are provided with an inner groovy, and each inner groovy is enclosed trapezium structure, two obtuse angles of the inner groovy
There are two interior re-entrant angles for upper setting.
9. power resistor in the splicing type according to claim 7 with heat-dissipating aluminium plate, it is characterised in that the resistance
Two sides are all covered with foil silver electrode, and the foil silver electrode is arranged on ceramic wafer, and first pin, second pin are arranged at
In corresponding foil silver electrode.
10. power resistor in the splicing type according to claim 7 with heat-dissipating aluminium plate, it is characterised in that the ceramic wafer
For alumina ceramic plate, the material of the package casing is insulating resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820818694.3U CN208385109U (en) | 2018-05-29 | 2018-05-29 | Power resistor in splicing type with heat-dissipating aluminium plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820818694.3U CN208385109U (en) | 2018-05-29 | 2018-05-29 | Power resistor in splicing type with heat-dissipating aluminium plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208385109U true CN208385109U (en) | 2019-01-15 |
Family
ID=64969146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820818694.3U Active CN208385109U (en) | 2018-05-29 | 2018-05-29 | Power resistor in splicing type with heat-dissipating aluminium plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208385109U (en) |
-
2018
- 2018-05-29 CN CN201820818694.3U patent/CN208385109U/en active Active
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Effective date of registration: 20200429 Address after: 523000 Room 101, building 17, Lihe Bauhinia intelligent manufacturing center, No. 105, Qingbin East Road, Qingxi Town, Dongguan City, Guangdong Province Patentee after: GUANGDONG YIJIE TECHNOLOGY Co.,Ltd. Address before: 518000, 23 buildings, 5 and 6 buildings, Shenzhen science and Technology Industrial Park, Shenzhen, Guangdong Patentee before: EBG-SHENZHEN Co.,Ltd. |