CN220067801U - Electronic device and power supply device - Google Patents
Electronic device and power supply device Download PDFInfo
- Publication number
- CN220067801U CN220067801U CN202321383507.0U CN202321383507U CN220067801U CN 220067801 U CN220067801 U CN 220067801U CN 202321383507 U CN202321383507 U CN 202321383507U CN 220067801 U CN220067801 U CN 220067801U
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- Prior art keywords
- jack
- pin
- electronic device
- jacks
- circuit board
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Links
- 238000005476 soldering Methods 0.000 abstract description 19
- 229910000679 solder Inorganic materials 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003985 ceramic capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- LQBJWKCYZGMFEV-UHFFFAOYSA-N lead tin Chemical compound [Sn].[Pb] LQBJWKCYZGMFEV-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The embodiment of the utility model discloses an electronic device and a power supply device, wherein the electronic device comprises a circuit board and an electronic element, a first jack and a second jack are formed in the circuit board, the first jack and the second jack are distributed on the circuit board at intervals along a first direction, the first jack is a strip-shaped hole, the first jack extends along a second direction, the first direction and the second direction are arranged at an included angle, the electronic element comprises a body part, a first pin and a second pin which are oppositely arranged at two sides of the body part, the first pin is inserted into the first jack, the second pin is inserted into the second jack, the first pin comprises a pin body, and a limiting part connected to the pin body, the radial dimension of the limiting part is larger than the aperture of the first jack, which is perpendicular to the second direction, so that the limiting part can be abutted to the first jack, the distance of the pin body extending out of the first jack cannot be excessively long, the redundant pin body is not required to be subtracted after wave soldering, and the working efficiency is improved.
Description
Technical Field
The present utility model relates to the field of electronic devices, and in particular, to an electronic device and a power supply device.
Background
Electronic devices include circuit boards, which are one of the important components of the electronics industry, and electronic components. Almost every electronic device, as small as an electronic watch, a calculator, as large as a computer, a communication electronic device, a military weapon system, and as long as there are electronic components such as an integrated circuit, a circuit board is used for electrically interconnecting the respective components.
When the difference between the foot diameter of the electronic element such as the Y-capacitor (high-voltage ceramic capacitor), the piezoresistor and the like and the aperture of the jack of the circuit board is large, the distance that the pin of the electronic element extends out of the jack is too long, and redundant pins need to be cut off after wave soldering, so that the working efficiency is affected.
Disclosure of Invention
The utility model aims to provide an electronic device and a power supply device, and aims to solve the technical problems that when the difference between the foot diameter of an existing electronic element and the hole pitch of a jack of the electronic device is large, the distance of a pin of the electronic element extending out of the jack is too long, redundant pins need to be cut off after wave soldering, and the working efficiency is affected.
In a first aspect, the present utility model provides an electronic device comprising: the circuit board is provided with a first jack and a second jack, the first jack and the second jack are distributed on the circuit board at intervals along a first direction, the first jack is a strip-shaped hole, the first jack extends along a second direction, and the first direction and the second direction form an included angle;
the electronic element comprises a body part, and a first pin and a second pin which are oppositely arranged at two sides of the body part, wherein the first pin is inserted into the first jack, and the second pin is inserted into the second jack;
the first pin comprises a pin body and a limiting part connected to the pin body, wherein the radial size of the limiting part is larger than the aperture perpendicular to the second direction in the first jack, so that the limiting part can be abutted to the first jack.
Preferably, the first direction and the second direction form an included angle of 30 degrees to 45 degrees.
Preferably, the first direction and the second direction form an included angle of 35 degrees or 40 degrees.
Preferably, the first pin further includes an insulating layer coated on the pin body, and the limiting portion is formed on the insulating layer.
Preferably, the second insertion hole is a circular hole.
Preferably, the aperture perpendicular to the second direction in the first jack is smaller than the aperture of the second jack.
Preferably, the aperture in the first receptacle perpendicular to the second direction is 0.15 mm to 0.25 mm smaller than the aperture of the second receptacle.
Preferably, the circuit board comprises a first surface and a second surface which are oppositely arranged, and the first jack and the second jack are through holes penetrating through the first surface and the second surface;
the first pin is inserted into the first jack from the first surface and extends out from the second surface, and the length dimension of the first pin protruding out of the second surface is not higher than 2 mm.
Preferably, the first jacks and the second jacks are all provided with a plurality of first jacks, the first jacks are distributed on the circuit board at intervals along a third direction, the third direction and the first direction are arranged at an included angle, the second jacks are distributed on the circuit board at intervals along the third direction and are arranged in one-to-one correspondence with the first jacks, and the electronic elements are provided with a plurality of second jacks and are arranged in one-to-one correspondence with the first jacks and the second jacks.
In a second aspect, the present utility model further provides a power supply device, which includes the electronic device according to any one of the above embodiments.
The embodiment of the utility model has the following beneficial effects:
according to the electronic device, the first jack is a strip-shaped hole and extends along the second direction, when the first pin and the second pin are respectively inserted into the first jack and the second jack, the limiting part on the pin body is abutted against the first jack, so that the pin body cannot continuously move downwards, the pin body of the first pin cannot continuously move downwards because the mass of the electronic element is smaller, the second pin cannot continuously move downwards in the second jack, the distance between the first pin and the second pin extending out of the jack cannot be too long, the redundant pin body is not required to be subtracted after wave soldering, and the working efficiency is improved.
The electronic device is applied to a power supply device, the first jack is a strip-shaped hole and extends along the second direction, the first pin and the second pin are respectively inserted into the first jack and the second jack, and the limiting part on the pin body is abutted to the first jack, so that the pin body cannot continuously move downwards, redundant pin bodies are not required to be subtracted after wave soldering, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Wherein:
fig. 1 is a schematic diagram of an electronic device in one embodiment.
Fig. 2 is a front view of the electronic device shown in fig. 1.
Fig. 3 is a side view of the electronic device shown in fig. 1.
Fig. 4 is an enlarged schematic view of a portion a in fig. 1.
Reference numerals: 100. a circuit board; 110. a first jack; 120. a second jack; 130. a first face; 140. a second face; 200. an electronic component; 210. a body portion; 220. a first pin; 221. a pin body; 222. a limit part; 223. an insulating layer; 230. and a second pin.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are correspondingly changed.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The embodiment of the utility model provides an electronic device, which does not need to cut off redundant pins after wave soldering and can improve the working efficiency.
Referring to fig. 1 to 4, a power supply device of an embodiment includes an electronic device, the electronic device includes a circuit board 100 and an electronic component 200, the circuit board 100 is provided with a first jack 110 and a second jack 120, the first jack 110 and the second jack 120 are distributed on the circuit board 100 along a first direction at intervals, the first jack 110 is a bar-shaped hole, the first jack 110 extends along a second direction, the first direction and the second direction form an included angle, the electronic component 200 includes a body portion 210, and a first pin 220 and a second pin 230 opposite to the first pin 220 and the second pin 230 disposed at two sides of the body portion 210, the first pin 220 is inserted into the first jack 110, the second pin 230 is inserted into the second jack 120, the electronic component 200 can be a varistor, a Y capacitor, and the like, the first direction is a direction of x shown in fig. 1, and the second direction is a direction of Y shown in fig. 1.
In this embodiment, the first pin 220 includes a pin body 221 and a limiting portion 222 connected to the pin body 221, where the radial dimension of the limiting portion 222 is greater than the aperture perpendicular to the second direction in the first jack 110, so that the limiting portion 222 can be abutted to the first jack 110, so that the distance of the end portion of the pin body 221 extending out of the first jack 110 is not too long, the unnecessary pin body 221 is not required to be subtracted after wave soldering, and the working efficiency is improved.
It can be understood that, the first jack 110 is a bar-shaped hole and extends along the second direction, when the first pin 220 and the second pin 230 are respectively inserted into the first jack 110 and the second jack 120, the limiting portion 222 on the pin body 221 abuts against the first jack 110, so that the pin body 221 cannot continue to move downwards, and the pin body 221 of the first pin 220 cannot continue to move downwards because the mass of the electronic component 200 is smaller, and the second pin 230 cannot continue to move downwards in the second jack 120, so that the distance between the first pin 220 and the second pin 230 extending out of the jacks cannot be too long, and the unnecessary pin body 221 does not need to be subtracted after wave soldering, thereby improving the working efficiency.
In the present embodiment, the circuit board 100 is referred to as a PCB (Printed Circuit Board) circuit board.
Wave soldering refers to the process of spraying molten soft soldering material (lead-tin alloy) into solder wave crest required by design through an electric pump or an electromagnetic pump, and can also be formed by injecting nitrogen into a solder pool, so that a printed board with components in advance passes through the solder wave crest, and the soft soldering of mechanical and electrical connection between the soldering ends or pins of the components and the pads of the printed board is realized.
In the present embodiment, the wave soldering is to solder each soldering position of the first pin 220 with each position thereof close to the inner wall of the first jack 110, and solder each soldering position of the second pin 230 with each position thereof close to the inner wall of the second jack 120.
In this embodiment, referring to fig. 1, the first direction and the second direction are disposed at an included angle of 30-45 degrees, and the advantage of perpendicular arrangement with respect to the second direction and the first direction is that when the limiting portion 222 abuts against the first jack 110, the distance between each welding position of the first pin 220 and each position thereof near the inner wall of the first jack 110 can be increased, and the amount of solder used during welding can be increased slightly further, so as to improve the welding quality of the first pin 220 and the first jack 110.
Of course, in other embodiments, the second direction is set at an included angle of 30 degrees to 45 degrees with respect to the opposite direction of the first direction, when the limiting portion 222 abuts against the first jack 110, the distance between each welding position of the pin body 221 and each position of the pin body near the inner wall of the first jack 110 can be increased, and the amount of solder used during welding can be increased slightly more, so that the welding quality of the first pin 220 and the first jack 110 can be improved, and the tin-plating effect can be ensured.
Preferably, the first direction and the second direction are set at an included angle of 30 degrees, 35 degrees, 40 degrees or 45 degrees, so that the distances between each welding position of the first pin 220 and each position close to the inner wall of the first jack 110 can meet the requirement of wave soldering, and the quality after welding can be ensured.
In an embodiment, referring to fig. 1 and 4, the first pin 220 further includes an insulating layer 223 coated on the pin body 221, the limiting portion 222 is formed on the insulating layer 223, the cross section of the limiting portion 222 is circular, when the pin body 221 is plugged into the first jack 110, the limiting portion 222 abuts against the first jack 110, the insulating layer 223 of the first pin 220 is tightly matched with the first jack 110, so that the pin body 221 cannot tilt and shake left and right in the first jack 110, the pin body 221 cannot excessively sink, i.e. the pin body 221 cannot excessively extend out of the jack, pin shearing is not required after wave soldering, and the tin plating effect is good.
In one embodiment, the second jack 120 is a circular hole, and the wave soldering is to solder each soldering position of the second pin 230 to each position of the inner wall of the circular hole.
In an embodiment, referring to fig. 1 and 4, the aperture perpendicular to the second direction in the first jack 110 is smaller than the aperture of the second jack 120, i.e. when the difference between the pin diameter of the electronic component 200 and the aperture of the jack of the circuit board 100 is larger, the diameter perpendicular to the second direction in the first jack 110 needs to be reduced to make the limiting portion 222 on the pin body 221 abut against the first jack 110, so as to avoid the excessive distance between the first pin 220 and the second pin 230 extending out of the jack.
The aperture of the second jack 120 is not required to be equal to the aperture perpendicular to the second direction in the first jack 110, and if the apertures of the two jacks are reduced at the same time, the two pins are hard to be inserted into the two jacks, which affects the working efficiency of the electronic component 200 plugged onto the circuit board 100.
Further, the aperture in the first receptacle 110 perpendicular to the second direction is 0.15 mm to 0.25 mm smaller than the aperture in the second receptacle 120, and the aperture in the first receptacle 110 perpendicular to the second direction is 0.15 mm, 0.18 mm, 0.2 mm, 0.23 mm or 0.25 mm smaller than the aperture in the second receptacle 120.
Specifically, the aperture of the first jack 110 perpendicular to the second direction is 0.1 mm larger than the pin body 221, and the length of the first jack 110 extending along the second direction is the sum of the pin diameter and the pin pitch tolerance of the pin body 221.
The aperture of the second jack 120 is 0.3 mm larger than the pin diameter of the pin into which the second pin 230 is inserted into the second jack 120.
In an embodiment, referring to fig. 1 and 2, the circuit board 100 includes a first surface 130 and a second surface 140 disposed opposite to each other, the first jack 110 and the second jack 120 are through holes penetrating the first surface 130 and the second surface 140, the first pin 220 is inserted into the first jack 110 from the first surface 130 and protrudes from the second surface 140, the length dimension of the first pin 220 protruding from the second surface 140 is not higher than 2 mm, and the length dimension of the first pin 220 protruding from the second surface 140 may be 0.5 mm, 1 mm, 1.5 mm or 2 mm.
In an embodiment, the first jacks 110 and the second jacks 120 are all provided with a plurality of first jacks 110 and second jacks 120, the first jacks 110 are distributed on the circuit board 100 at intervals along a third direction, the third direction is set at an included angle with the first direction, the second jacks 120 are distributed on the circuit board 100 at intervals along the third direction and are arranged in one-to-one correspondence with the first jacks 110, the electronic components 200 are provided with a plurality of first jacks 110 and second jacks 120, the third direction is the z direction shown in fig. 1, and the plurality of first jacks 110 and the plurality of second jacks 120 are arranged to facilitate the plugging of various electronic components 200 on the circuit board 100, so as to meet the electrical connection requirements between the electronic components 200.
The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. An electronic device, comprising: the circuit board is provided with a first jack and a second jack, the first jack and the second jack are distributed on the circuit board at intervals along a first direction, the first jack is a strip-shaped hole, the first jack extends along a second direction, and the first direction and the second direction form an included angle;
the electronic element comprises a body part, and a first pin and a second pin which are oppositely arranged at two sides of the body part, wherein the first pin is inserted into the first jack, and the second pin is inserted into the second jack;
the first pin comprises a pin body and a limiting part connected to the pin body, wherein the radial size of the limiting part is larger than the aperture perpendicular to the second direction in the first jack, so that the limiting part can be abutted to the first jack.
2. The electronic device of claim 1, wherein the first direction is disposed at an angle of 30 degrees to 45 degrees from the second direction.
3. The electronic device of claim 2, wherein the first direction is disposed at an angle of 35 degrees or 40 degrees to the second direction.
4. The electronic device of claim 1, wherein the first pin further comprises an insulating layer coated on the pin body, and the limiting portion is formed on the insulating layer.
5. The electronic device of any one of claims 1 to 4, wherein the second receptacle is a circular hole.
6. The electronic device of claim 5, wherein an aperture in the first receptacle perpendicular to the second direction is smaller than an aperture of the second receptacle.
7. The electronic device of claim 6, wherein an aperture in the first receptacle perpendicular to the second direction is 0.15 mm to 0.25 mm smaller than an aperture of the second receptacle.
8. The electronic device of claim 1, wherein the circuit board comprises a first face and a second face disposed opposite each other, the first receptacle and the second receptacle each being a through hole that passes through the first face and the second face;
the first pin is inserted into the first jack from the first surface and extends out from the second surface, and the length dimension of the first pin protruding out of the second surface is not higher than 2 mm.
9. The electronic device according to claim 1, wherein the first jacks and the second jacks are each provided with a plurality of first jacks, the first jacks are arranged on the circuit board at intervals along a third direction, the third direction is arranged at an included angle with the first direction, the second jacks are arranged on the circuit board at intervals along the third direction and are arranged in one-to-one correspondence with the first jacks, and the electronic components are provided with a plurality of second jacks and are arranged in one-to-one correspondence with the first jacks and the second jacks.
10. A power supply device, comprising: the power supply device comprising the electronic device of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321383507.0U CN220067801U (en) | 2023-06-01 | 2023-06-01 | Electronic device and power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321383507.0U CN220067801U (en) | 2023-06-01 | 2023-06-01 | Electronic device and power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220067801U true CN220067801U (en) | 2023-11-21 |
Family
ID=88767489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321383507.0U Active CN220067801U (en) | 2023-06-01 | 2023-06-01 | Electronic device and power supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220067801U (en) |
-
2023
- 2023-06-01 CN CN202321383507.0U patent/CN220067801U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |