CN209625951U - Adjustable type cooling fin ceramic resistor - Google Patents
Adjustable type cooling fin ceramic resistor Download PDFInfo
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- CN209625951U CN209625951U CN201920394922.3U CN201920394922U CN209625951U CN 209625951 U CN209625951 U CN 209625951U CN 201920394922 U CN201920394922 U CN 201920394922U CN 209625951 U CN209625951 U CN 209625951U
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- cooling fin
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- ceramic resistor
- pull rod
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Abstract
Adjustable type cooling fin ceramic resistor includes two insulating supports, the pull rod for connecting two insulating supports, the single chip resistance and cooling fin being set on pull rod, the single chip resistance is installed between two pieces of cooling fins, the radiating efficiency for increasing single chip resistance by cooling fin realizes the adjusting of resistance value by the way that conducting wire to be connected on different cooling fins.The utility model adjustable type cooling fin ceramic resistor is small in size and radiating efficiency is high, several ceramic resistors are being guaranteed to be separated while electric connection by cooling fin, radiating efficiency is increased using the cooling fin that area is greater than single chip resistance, different cooling fins is connected by selection and realizes the adjustable of resistance value.
Description
[technical field]
The utility model relates to technical field of electric equipment, specially a kind of adjustable type cooling fin ceramic resistor.
[background technique]
In high voltage and the circuit environment of high current, the composite ceramic resistor with very strong absorbability is mostly used to inhale
Energy is received, resistor body and air contact area are relatively small under normal circumstances, and the energy of resistor body sucking cannot give out in time
It goes, will cause resistance damage, it is serious or even cause safety accident, therefore when equipment must reserve enough heat dissipations at work
Between or increase resistance spacing, heat dissipation time length will influence equipment work efficiency, and increasing resistance spacing will increase equipment volume.
It can be seen that providing the problem of one kind Novel resistor small in size and high radiating efficiency is this field urgent need to resolve.
[utility model content]
In view of the above-mentioned problems, the utility model adjustable type cooling fin ceramic resistor is small in size and radiating efficiency is high, by dissipating
Several ceramic resistors are being guaranteed to be separated while electric connection by backing, are increased using the cooling fin that area is greater than single chip resistance
Add radiating efficiency, different cooling fins is connected by selection and realizes the adjustable of resistance value.
To solve the above problems, the utility model adjustable type cooling fin ceramic resistor includes two insulating supports, connection two
The pull rod of a insulating support, it further includes that the N block single chip resistance being set on pull rod and N add that the adjustable type heat dissipation, which becomes ceramic resistor,
1 piece of area is greater than the cooling fin of single chip resistance area, and the cooling fin is divided into A type cooling fin and Type B cooling fin, respectively described
Cutting process is done in the type cooling fin upper left corner A and the upper right corner of the Type B cooling fin, and A type cooling fin and Type B cooling fin are alternately pacified
Dress, the single chip resistance are installed between one piece of A type cooling fin and one piece of Type B cooling fin, increase monolithic electricity by cooling fin
The radiating efficiency of resistance realizes the adjusting of resistance value by the way that conducting wire to be connected on different cooling fins.
Further, the insulating support includes bottom plate and side plate, and the through-hole passed through for pull rod is offered on the side plate,
The U-type groove for facilitating equipment to install is offered on the bottom plate.
Further, the both ends of the pull rod are external thread structure, and centre is smooth round bar, and the both ends of pull rod pass through side plate
It is connected with pull-rod nut later.
Further, the both ends of the pull rod are equipped with pull-rod nut, and butterfly is equipped between pull-rod nut and insulating support
Shape spring, the butterfly spring, which provides, continues elastic force, guarantees that the single chip resistance being set on pull rod and cooling fin compress mutually.
Further, the both ends of the pull rod are equipped with pull-rod nut and elastic pivot pin, by elastic pivot pin by pull rod spiral shell
Mother fixes with pull rod, prevents pull-rod nut from loosening.
Further, fillet processing is done by the corner of the cooling fin, prevents point discharge.
Further, several connecting holes for connecting wire are offered on the type cooling fin, is connected by conducting wire
Different cooling fins realizes the adjusting of resistance value.
Furthermore the utility model adjustable type cooling fin ceramic resistor is small in size and radiating efficiency is high, if will by cooling fin
Dry ceramic resistor is guaranteeing to be separated while electric connection, increases heat dissipation effect using the cooling fin that area is greater than single chip resistance
Rate connects different cooling fins by selection and realizes the adjustable of resistance value.
[Detailed description of the invention]
Fig. 1 is the structural schematic diagram of the utility model adjustable type cooling fin ceramic resistor.
Fig. 2 is the master map of the utility model adjustable type cooling fin ceramic resistor.
Fig. 3 is the left view of the utility model adjustable type cooling fin ceramic resistor.
Fig. 4 is the right view of the utility model adjustable type cooling fin ceramic resistor.
[specific embodiment]
The direction term that the utility model is previously mentioned, for example, "upper", "lower", "front", "rear", "left", "right", "inner", "
Outside ", " side " etc. is only the direction in attached drawing, is used only to explanation and illustration the utility model, rather than is used to limit this reality
With novel protection scope.
Referring to Fig. 1 and Fig. 4, the composed structure of the utility model adjustable type cooling fin ceramic resistor is given comprising left
Right two insulating supports 1, the pull rod 2 for connecting two insulating supports, several be set in single chip resistance 3 and cooling fin on pull rod
4, the insulating support 1 is L shape comprising bottom plate 101 and side plate 102 offer on the bottom plate 101 and equipment facilitated to install
U-type groove, offer the through-hole passed through for pull rod 2 on the side plate 102.The both ends of the pull rod 2 are external thread structure, intermediate
For smooth round bar, the both ends of pull rod 2 are connected with pull-rod nut 201, pull-rod nut 201 and side after passing through the through-hole on side plate 102
Butterfly spring 202 is installed between plate 102, lasting elastic force is provided by butterfly spring, guarantees the monolithic being set on pull rod
Resistance 3 and cooling fin 4 compress mutually.It is fixed by elastic pivot pin 203 between the pull-rod nut 201 and pull rod 2, prevent pull rod
Nut loosening.The single chip resistance 3 is annular slice structure, and the quantity of the single chip resistance 3 is N piece, the number of the cooling fin 4
Amount is that N adds 1, and single chip resistance 3 is located between two pieces of abutting fins 4, and the area of cooling fin is greater than the area of single chip resistance, institute
Stating cooling fin 4 is metal plate, can be used as cooling fin but also as electrode plate comprising A type cooling fin and Type B cooling fin,
Cutting process is done in the upper right corner in the A type cooling fin upper left corner and the Type B cooling fin respectively, it is mutual when in order to connecting wire
Do not interfere, A type cooling fin and Type B cooling fin are alternately installed, and several connecting holes are offered on A, Type B cooling fin for connecting
Conducting wire connects the adjusting that different cooling fins realizes resistance value by conducting wire, and fillet processing is done by the corner of the cooling fin, prevents
Only point discharge.The utility model adjustable type cooling fin ceramic resistor is small in size and radiating efficiency is high, will be several by cooling fin
Ceramic resistor is guaranteeing to be separated while electric connection, increases heat dissipation effect using the cooling fin that area is greater than single chip resistance
Rate connects different cooling fins by selection and realizes the adjustable of resistance value.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of adjustable type cooling fin ceramic resistor, the pull rod (2) including two two insulating supports (1), connection insulating supports,
It is characterized in that, it further includes that the N block single chip resistance (3) being set on pull rod (2) and N add that the adjustable type heat dissipation, which becomes ceramic resistor,
1 piece of area is greater than the cooling fin (4) of single chip resistance area, and the cooling fin (4) is divided into A type cooling fin and Type B cooling fin, respectively
Cutting process, and A type cooling fin and Type B cooling fin are done in the upper right corner in the A type cooling fin upper left corner and the Type B cooling fin
It alternately installs, the single chip resistance (3) is installed between one piece of A type cooling fin and one piece of Type B cooling fin, passes through cooling fin
(4) radiating efficiency for increasing single chip resistance realizes the adjusting of resistance value by the way that conducting wire to be connected on different cooling fins.
2. adjustable type cooling fin ceramic resistor according to claim 1, which is characterized in that the insulating support (1) includes
Bottom plate (101) and side plate (102) offer the through-hole passed through for pull rod (2) on the side plate, offer on the bottom plate conveniently
The U-type groove of equipment installation.
3. adjustable type cooling fin ceramic resistor according to claim 1, which is characterized in that the both ends of the pull rod (2) are
External thread structure, centre are smooth round bar, and the both ends of pull rod are connected with pull-rod nut (201) after passing through side plate (102).
4. adjustable type cooling fin ceramic resistor according to claim 1, which is characterized in that pacify at the both ends of the pull rod (2)
Equipped with pull-rod nut (201), butterfly spring (202) are installed between pull-rod nut and insulating support (1), the butterfly spring mentions
For lasting elastic force, guarantee that the single chip resistance (3) being set on pull rod and cooling fin (4) compress mutually.
5. adjustable type cooling fin ceramic resistor according to claim 1, which is characterized in that pacify at the both ends of the pull rod (2)
It is by elastic pivot pin (203) that pull-rod nut (201) and pull rod (2) are solid equipped with pull-rod nut (201) and elastic pivot pin (203)
It is fixed, prevent pull-rod nut from loosening.
6. adjustable type cooling fin ceramic resistor according to claim 1, which is characterized in that the turning of the cooling fin (4)
Fillet processing is done at place, prevents point discharge.
7. adjustable type cooling fin ceramic resistor according to claim 1, which is characterized in that on the type cooling fin (4)
Several connecting holes for connecting wire are offered, the adjusting that different cooling fins realizes resistance value is connected by conducting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920394922.3U CN209625951U (en) | 2019-03-27 | 2019-03-27 | Adjustable type cooling fin ceramic resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920394922.3U CN209625951U (en) | 2019-03-27 | 2019-03-27 | Adjustable type cooling fin ceramic resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209625951U true CN209625951U (en) | 2019-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920394922.3U Active CN209625951U (en) | 2019-03-27 | 2019-03-27 | Adjustable type cooling fin ceramic resistor |
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| CN (1) | CN209625951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115083705A (en) * | 2022-06-21 | 2022-09-20 | 深圳可雷可科技股份有限公司 | Silicon carbide nonlinear resistor for de-excitation of generator |
-
2019
- 2019-03-27 CN CN201920394922.3U patent/CN209625951U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115083705A (en) * | 2022-06-21 | 2022-09-20 | 深圳可雷可科技股份有限公司 | Silicon carbide nonlinear resistor for de-excitation of generator |
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