CN207097567U - A kind of high horizontal type cement resistance of frame - Google Patents
A kind of high horizontal type cement resistance of frame Download PDFInfo
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- CN207097567U CN207097567U CN201721012963.9U CN201721012963U CN207097567U CN 207097567 U CN207097567 U CN 207097567U CN 201721012963 U CN201721012963 U CN 201721012963U CN 207097567 U CN207097567 U CN 207097567U
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- horizontal type
- pcb board
- pin
- type cement
- resistance
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Abstract
The utility model provides a kind of high horizontal type cement resistance of frame, including cement resistor body, two pins, both ends of the one end of each pin respectively with cement resistor body are connected, the other end of each pin passes through pcb board, screens section is provided between the both ends of each pin, the screens section is located at the top of pcb board and contacted with pcb board, and the screens section is circular arc or acute angle shape.The utility model passes through the screens section of setting circular arc or acute angle shape on the pin of horizontal type cement resistance, screens section is set to be connected to the top of pcb board, the high horizontal type cement resistance of frame, it is set to be advantageous to radiate, the situation for reducing resistance failure occurs, and due to simple in construction, using machinery equipment machine-shaping, save artificial, raising efficiency, size specification.
Description
Technical field
It the utility model is related to cement resistor, more particularly to the horizontal type cement resistance that a kind of frame is high.
Background technology
Cement resistor, it is exactly with the resistor of cement (fire clay) embedding, i.e., resistive conductor is wound on without alkaline heat resisting porcelain part
On, outside is fixed plus heat-resisting, moisture-proof and resistant material protection, and wire-wound resistor body is put into square porcelain inframe, with spy
Different incombustible thermal cement filling is sealed to form, and has the advantages that shatter-proof, moisture-proof, heat-resisting and low price.But due to cement resistor
Volume it is larger, the occasion that power is big, electric current is big is often used at again, such as 2W, 3W, 5W, 10W, or even as air-conditioning, television set etc.
Electrical equipment of the power more than hectowatt grade, therefore requirement is proposed to the heat dispersion of cement resistor.
For traditional horizontal type cement resistance as shown in figure 1, including a resistor main body and two pins, traditional handicraft is all hand
Work bends pin, plugs after pcb board, is unfavorable for the radiating of cement resistor, is easily caused the abnormal conditions such as resistance characteristic decline
Occur.
Utility model content
The purpose of this utility model is to provide a kind of frame high horizontal type cement resistance, by by horizontal type cement resistance frame
Height, it is set to be advantageous to radiate, and it is simple in construction, beneficial to processing and manufacturing.
What the utility model was realized in：A kind of high horizontal type cement resistance of frame, including cement resistor body, two draw
Pin, the both ends of one end of each pin respectively with cement resistor body are connected, and the other end of each pin passes through pcb board,
Screens section is provided between the both ends of each pin, the screens section is located at the top of pcb board and contacted with pcb board, the card
Position section is circular arc or acute angle shape.
The utility model is in processing, including two steps：（1）One end of pin reserve certain length give over to through
Pcb board is used, and a circular arc or acute angle shape are processed in the destination county of the length using equipment,（2）By two pins
The other end is welded on the both ends of cement resistor body.The sequencing of above-mentioned two step can overturn.
As further improvement of the utility model, the direction of circular arc or acute angle towards the cement resistor body is set
Put.Using this technical scheme, the volume that horizontal type cement resistance occupies on pcb board is reduced, makes its more compact practicality.
As further improvement of the utility model, the angle of the circular arc is 120-200 °.Using the technical scheme, both
Pin material is saved, is not easy to drop out from connecing in hole for pcb board again, snap effect is good.
As further improvement of the utility model, the angle of the acute angle is 30-60 °.Using the technical scheme, both saved
Pin material is saved, is not easy to drop out from connecing in hole for pcb board again, snap effect is good.
As further improvement of the utility model, the distance between described cement resistor body and pcb board H be 3 ~
5mm.Using this technical scheme, cement resistor body radiating effect is good, and does not increase the height of cement resistor excessively.
As further improvement of the utility model, a diameter of 0.68 ± 0.05mm of the pin, material is tin-coated copper
Line.Using this technical scheme, the pin does not allow frangibility, and is easily worked.
Compared with prior art, the beneficial effects of the utility model are：By being set on the pin of horizontal type cement resistance
The screens section of circular arc or acute angle shape, screens section is connected to the top of pcb board, the high horizontal type cement resistance of frame, there is it
Beneficial to radiating, the situation for reducing resistance failure occurs, and due to simple in construction, using machinery equipment machine-shaping, saves people
Work, improve efficiency, size specification.
Brief description of the drawings
Fig. 1 is a kind of structural representation of horizontal type cement resistance of the prior art.
Fig. 2 is a kind of structural representation of the high horizontal type cement resistance of frame provided by the utility model.
Fig. 3 is a kind of structural representation of the high horizontal type cement resistance of frame provided by the utility model.
Brief description of the drawings：1- cement resistor bodies, 2- pins, 20- screens sections, 3-PCB plates, 30- connect hole.
Embodiment
In order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art, below in conjunction with the accompanying drawings and specifically
Embodiment further illustrates to the utility model.
Traditional horizontal type cement resistance, as shown in figure 1, cement resistor body fits together with pcb board, it is unfavorable for dissipating
Heat, resistance easily fail, and service life is shorter.
Embodiment 1
A kind of high horizontal type cement resistance of frame provided by the utility model, as shown in Fig. 2-Fig. 3, including cement resistor body
1st, two pins 2, the both ends of one end of each pin 2 respectively with cement resistor body 1 are connected, each pin 2 it is another
End is through pcb board 3, and specifically, pcb board 3, which is provided with, connects hole 30, and the other end of each pin 2, which passes through, connects hole 30.
Screens section 20 is provided between the both ends of each pin 2, the screens section 20 is located at the top of pcb board 3 and and PCB
Plate 3 contacts, and the screens section 20 is circular arc（As shown in Figure 2）Or acute angle（As shown in Figure 3）Shape.
Using above-mentioned technical scheme, as shown in Figure 2 and Figure 3, the utility model is high by frame, beneficial to horizontal type cement resistance
Radiating.
Embodiment 1 is in processing, including two steps：
（1）In one end of pin certain length is reserved to give over to through pcb board and is used, using equipment the length destination county
Process a circular arc or acute angle shape；
（2）The other end of two pins is welded on to the both ends of cement resistor body.
The sequencing of above-mentioned two step can overturn.
The utility model makes card by the screens section of setting circular arc or acute angle shape on the pin of horizontal type cement resistance
Position section is connected to the top of pcb board, the high horizontal type cement resistance of frame, makes it be advantageous to radiate, reduces the situation hair of resistance failure
It is raw, and due to simple in construction, using machinery equipment machine-shaping, save artificial, raising efficiency, size specification.
Further, the circular arc or acute angle are set towards the direction of cement resistor body 1.Using this technical scheme,
The volume that horizontal type cement resistance occupies on pcb board is reduced, makes its more compact practicality.
Further, the angle of the circular arc is 120-200 °.Using the technical scheme, pin material had both been saved, and not
Easily dropped out from connecing in hole for pcb board, snap effect is good.Preferably, when the angle of the circular arc is 180 ± 5 °, both easily
It is processed, is not easy to drop out from connecing in hole for pcb board again.
Further, the angle of the acute angle is 30-60 °.Using the technical scheme, pin material was both saved, had not been allowed again
Easily dropped out from connecing in hole for pcb board, snap effect is good.Preferably, when the angle of the acute angle is 30-45 °, snap effect is most
It is good.
Further, the distance between H and two pin 2 of the distance between the cement resistor body 1 and pcb board 3 P can
To be customized according to the requirement of client.By the outer layer of cement resistor body 1 is covered by porcelain shell, therefore distance H specifically refers to porcelain
The distance between shell and pcb board.
Further, the distance between the cement resistor body 1 and pcb board 3 H are 3 ~ 5mm.Using this technical scheme,
Cement resistor body radiating effect is good, and does not increase the height of cement resistor excessively.
Further, a diameter of 0.68 ± 0.05mm of the pin 2, material are tinned wird.Using this technical scheme,
The pin does not allow frangibility, and is easily worked.
The utility model is adapted to be widely used in the products such as high power switching power supply, inverter, has good radiating
Performance, good market prospect.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of high horizontal type cement resistance of frame, including cement resistor body, two pins, one end of each pin respectively with
The both ends connection of cement resistor body, the other end of each pin pass through pcb board, it is characterised in that the two of each pin
Screens section is provided between end, the screens section is located at the top of pcb board and contacted with pcb board, the screens section be circular arc or
Acute angle shape.
2. the high horizontal type cement resistance of frame according to claim 1, it is characterised in that the circular arc or acute angle are towards water
The direction of mud resistor main body is set.
3. the high horizontal type cement resistance of frame according to claim 2, it is characterised in that the angle of the circular arc is 120-
200°。
4. the high horizontal type cement resistance of frame according to claim 2, it is characterised in that the angle of the acute angle is 30-
60°。
5. the high horizontal type cement resistance of frame according to claim 1, it is characterised in that the cement resistor body and PCB
The distance between plate H is 3 ~ 5mm.
6. the high horizontal type cement resistance of frame according to claim 1, it is characterised in that a diameter of the 0.68 of the pin ±
0.05mm, material are tinned wird.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721012963.9U CN207097567U (en) | 2017-08-14 | 2017-08-14 | A kind of high horizontal type cement resistance of frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721012963.9U CN207097567U (en) | 2017-08-14 | 2017-08-14 | A kind of high horizontal type cement resistance of frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207097567U true CN207097567U (en) | 2018-03-13 |
Family
ID=61541461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721012963.9U Active CN207097567U (en) | 2017-08-14 | 2017-08-14 | A kind of high horizontal type cement resistance of frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207097567U (en) |
-
2017
- 2017-08-14 CN CN201721012963.9U patent/CN207097567U/en active Active
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| GR01 | Patent grant |