CN204257406U - A kind of film capacitor surface-mounted electrode deriving structure - Google Patents
A kind of film capacitor surface-mounted electrode deriving structure Download PDFInfo
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- CN204257406U CN204257406U CN201420746136.2U CN201420746136U CN204257406U CN 204257406 U CN204257406 U CN 204257406U CN 201420746136 U CN201420746136 U CN 201420746136U CN 204257406 U CN204257406 U CN 204257406U
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- film capacitor
- kink
- outlet line
- electrode
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Abstract
The utility model discloses a kind of film capacitor surface-mounted electrode deriving structure, comprise body; Be provided with the electrode outlet line be connected with the end of intrinsic film inner core in the side of body, the end of this electrode outlet line is set to for first straightway mutually smooth with the circuit board mounted; Described electrode outlet line is provided with at least two kinks, and wherein, one is the first kink bent to the direction, bottom of body, and another is that the end of electrode outlet line is folded to second kink smooth with circuit board.The utility model, by improvement to the electrode lead-out structure of film capacitor, when making film capacitor be surface mounted on circuit board, has low cost, easy to operate, high efficiency, high reliability, the advantage easily promoted.
Description
Technical field
The utility model relates to a kind of surface and installs film capacitor, particularly relates to a kind of film capacitor surface-mounted electrode deriving structure.
Background technology
Capacitor is one of a large amount of electronic component used in electronic equipment, is widely used in, every directly, being coupled, bypass, filtering, resonant tank, power conversion, the aspects such as control circuit.
Surface mounting technology (SMT) is a systemic complex art comprising components and parts, material, equipment, technique and surface-assembled circuit substrate design and manufaction.Be widely used in the industries such as communication, computer, household electrical appliances at present, and to high density, high-performance, high reliability and low cost future development.In actual applications, film capacitor is installed on surface, main adopts that metalized film is stacked to be made, then in the spraying of two ends solderability metal as the solder side of product; Surface mount capacitor when mounted, that the solder side of product is directly welded on circuit boards as leg, namely, general thin capacitor adopts to carry welding region or auxiliary welding region and circuit board and carry out surface mount, and complex process, cost be higher, store transport moisture-sensitive class requirement.
Utility model content
The purpose of this utility model is the deficiency overcoming prior art, a kind of film capacitor surface-mounted electrode deriving structure is provided, by the improvement of the electrode lead-out structure to film capacitor, when making film capacitor be surface mounted on circuit board, there is low cost, easy to operate, high efficiency, high reliability, the feature easily promoted.
The utility model solves the technical scheme that its technical problem adopts: a kind of film capacitor surface-mounted electrode deriving structure, comprises body; Be provided with the electrode outlet line be connected with the end of intrinsic film inner core in the side of body, the end of this electrode outlet line is set to for first straightway mutually smooth with the circuit board mounted; Described electrode outlet line is provided with at least two kinks, and wherein, one is the first kink bent to the direction, bottom of body, and another is that the end of electrode outlet line is folded to second kink smooth with circuit board.
Described electrode outlet line comprises the first straightway, the second straightway and the 3rd line segment, and described second straightway is located between the side of body and the first kink, and described 3rd line segment is located between the first kink and the second kink.
The 3rd described line segment is straight line.
The bending angle of the first described kink is 90 degree.
The bending angle of the second described kink is 90 degree.
The bending angle of the second described kink is greater than 90 degree.
The length dimension of the 3rd described line segment equals the distance of junction to body bottom surface of the side of electrode outlet line and body.
The length dimension of the 3rd described line segment is greater than the distance of junction to body bottom surface of the side of electrode outlet line and body.
The 3rd described line segment is camber line.
A kind of film capacitor surface-mounted electrode deriving structure of the present utility model, be under the prerequisite not changing any structure of body, described lead-in wire is drawn by body side, by body and pin configuration with enabling body balance and stability and circuit board contacts.Electrode outlet line of the present utility model is at least provided with two kinks, i.e. the first kink and the second kink, certainly, also can need to arrange more kink according to client.
During installation, that the first straightway of electrode outlet line of the present utility model and the pad of circuit board are sticked together, during surface mount, be first by paste application on the pad of circuit board, first straightway of the electrode outlet line of film capacitor is accurately installed to pad locations again, Reflow Soldering makes soldering paste melt, and the electrode outlet line of film capacitor and circuit board are firmly welded together.
Compared with prior art, the beneficial effects of the utility model are:
Owing to have employed the electrode outlet line being provided with in the side of body and being connected with the end of intrinsic film inner core, and the end of this electrode outlet line is set to for first straightway mutually smooth with the circuit board mounted; Described electrode outlet line is provided with at least two kinks, wherein, one is the first kink bent to the direction, bottom of body, another is for be folded to second kink smooth with circuit board by the end of electrode outlet line, the utility model is by the improvement to the electrode lead-out structure of film capacitor, when making film capacitor be surface mounted on circuit board, there is low cost, easy to operate, high efficiency, high reliability, the advantage easily promoted.
Below in conjunction with drawings and Examples, the utility model is described in further detail; But a kind of film capacitor surface-mounted electrode deriving structure of the present utility model is not limited to embodiment.
Accompanying drawing explanation
Fig. 1 is the D structure schematic diagram that embodiment one the utility model installs on circuit boards;
Fig. 2 is the front view that embodiment one the utility model installs on circuit boards;
Fig. 3 is the vertical view that embodiment one the utility model installs on circuit boards;
Fig. 4 is the end view that embodiment one the utility model installs on circuit boards;
Fig. 5 is the D structure schematic diagram that embodiment two the utility model installs on circuit boards;
Fig. 6 is the front view that embodiment two the utility model installs on circuit boards;
Fig. 7 is the vertical view that embodiment two the utility model installs on circuit boards;
Fig. 8 is the end view that embodiment two the utility model installs on circuit boards;
Fig. 9 is the D structure schematic diagram that embodiment three the utility model installs on circuit boards;
Figure 10 is the front view that embodiment three the utility model installs on circuit boards;
Figure 11 is the vertical view that embodiment three the utility model installs on circuit boards;
Figure 12 is the end view that embodiment three the utility model installs on circuit boards;
Figure 13 is the D structure schematic diagram that embodiment four the utility model installs on circuit boards;
Figure 14 is the front view that embodiment four the utility model installs on circuit boards;
Figure 15 is the vertical view that embodiment four the utility model installs on circuit boards;
Figure 16 is the end view that embodiment four the utility model installs on circuit boards.
Embodiment
Embodiment one
See shown in Fig. 1 to Fig. 4, a kind of film capacitor surface-mounted electrode deriving structure of the present utility model, comprises body 1; Be provided with the electrode outlet line 2 be connected with the end of intrinsic film inner core in the side of body 1, the end of this electrode outlet line 2 is set to for first straightway 21 mutually smooth with the circuit board 3 mounted; Described electrode outlet line 2 is provided with at least two kinks, and wherein, one is the first kink 201 bent to the direction, bottom of body, and another is the end of electrode outlet line is folded to second kink 202 smooth with circuit board.
Described electrode outlet line 2 comprises the first straightway 21, second straightway 22 and the 3rd line segment 23, described second straightway 22 is located between the side of body 1 and the first kink 201, and described 3rd line segment 23 is located between the first kink 201 and the second kink 202.
The 3rd described line segment 23 is also straight line.
The bending angle of the first described kink 201 is 90 degree.
The bending angle of the second described kink 202 is 90 degree.
The length dimension of the 3rd described line segment 23 equals the distance of junction to body 1 bottom surface of the side of electrode outlet line 2 and body 1.This structure can make the first straightway 21 mutually concordant with the bottom surface of body 1, and during installation, the bottom surface of body 1 is attached on circuit board 3, and the first straightway 21 of electrode outlet line 2 is also attached on circuit board 3.
A kind of film capacitor surface-mounted electrode deriving structure of the present utility model is under the prerequisite not changing any structure of body, and described lead-in wire 2 is drawn by body 1 side, is contacted with enabling body balance and stability by body and pin configuration with circuit board 3.Electrode outlet line of the present utility model is at least provided with two kinks, i.e. the first kink 201 and the second kink 202, certainly, also can need to arrange more kink according to client.
During installation, that the first straightway 21 of electrode outlet line 2 of the present utility model is sticked together with the pad of circuit board 3, during surface mount, be first by paste application on the pad of circuit board 3, first straightway 21 of the electrode outlet line of film capacitor is accurately installed to pad locations again, Reflow Soldering makes soldering paste melt, and the electrode outlet line 2 of film capacitor is firmly welded together with circuit board 3.
Embodiment two
See shown in Fig. 5 to Fig. 8, a kind of film capacitor surface-mounted electrode deriving structure of the present utility model, be with the difference of embodiment one, the length dimension of the 3rd described line segment 23 is greater than the distance of junction to body bottom surface of the side of electrode outlet line and body.
This structure makes the first straightway 21 neat with the bottom surface irrelevancy of body 1, and during installation, the bottom surface distance circuit board 3 of body 1 has a preset interval, and the first straightway 21 of electrode outlet line 2 remains and is attached on circuit board 3.
Embodiment three
See shown in Fig. 9 to Figure 12, a kind of film capacitor surface-mounted electrode deriving structure of the present utility model, be with the difference of embodiment one, the length dimension of the 3rd described line segment 23 is greater than the distance of junction to body bottom surface of the side of electrode outlet line and body.And the bending angle of the second described kink is greater than 90 degree.
This structure is in order to realizing circuit plate 3 and the bottom surface of film capacitor are that an angle is installed.
Embodiment four
See shown in Figure 13 to Figure 16, a kind of film capacitor surface-mounted electrode deriving structure of the present utility model, is with the difference of embodiment one, the 3rd described line segment 23 is camber line.In addition, the bending angle of the first described kink 201 is not 90 degree; The bending angle of the second described kink 202 is not 90 degree yet.
Above-described embodiment is only used for further illustrating a kind of film capacitor surface-mounted electrode deriving structure of the present utility model; but the utility model is not limited to embodiment; every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all fall in the protection range of technical solutions of the utility model.
Claims (9)
1. a film capacitor surface-mounted electrode deriving structure, comprises body; It is characterized in that: be provided with the electrode outlet line be connected with the end of intrinsic film inner core in the side of body, the end of this electrode outlet line is set to for first straightway mutually smooth with the circuit board mounted; Described electrode outlet line is provided with at least two kinks, and wherein, one is the first kink bent to the direction, bottom of body, and another is that the end of electrode outlet line is folded to second kink smooth with circuit board.
2. film capacitor surface-mounted electrode deriving structure according to claim 1, it is characterized in that: described electrode outlet line comprises the first straightway, the second straightway and the 3rd line segment, described second straightway is located between the side of body and the first kink, and described 3rd line segment is located between the first kink and the second kink.
3. film capacitor surface-mounted electrode deriving structure according to claim 2, is characterized in that: the 3rd described line segment is straight line.
4. film capacitor surface-mounted electrode deriving structure according to claim 1, is characterized in that: the bending angle of the first described kink is 90 degree.
5. film capacitor surface-mounted electrode deriving structure according to claim 1, is characterized in that: the bending angle of the second described kink is 90 degree.
6. film capacitor surface-mounted electrode deriving structure according to claim 1, is characterized in that: the bending angle of the second described kink is greater than 90 degree.
7. film capacitor surface-mounted electrode deriving structure according to claim 2, is characterized in that: the length dimension of the 3rd described line segment equals the distance of junction to body bottom surface of the side of electrode outlet line and body.
8. film capacitor surface-mounted electrode deriving structure according to claim 2, is characterized in that: the length dimension of the 3rd described line segment is greater than the distance of junction to body bottom surface of the side of electrode outlet line and body.
9. film capacitor surface-mounted electrode deriving structure according to claim 2, is characterized in that: the 3rd described line segment is camber line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746136.2U CN204257406U (en) | 2014-12-02 | 2014-12-02 | A kind of film capacitor surface-mounted electrode deriving structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746136.2U CN204257406U (en) | 2014-12-02 | 2014-12-02 | A kind of film capacitor surface-mounted electrode deriving structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204257406U true CN204257406U (en) | 2015-04-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420746136.2U Active CN204257406U (en) | 2014-12-02 | 2014-12-02 | A kind of film capacitor surface-mounted electrode deriving structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204257406U (en) |
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2014
- 2014-12-02 CN CN201420746136.2U patent/CN204257406U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |