CN215377094U - Easy-to-paste chip welded resistor - Google Patents
Easy-to-paste chip welded resistor Download PDFInfo
- Publication number
- CN215377094U CN215377094U CN202121683359.5U CN202121683359U CN215377094U CN 215377094 U CN215377094 U CN 215377094U CN 202121683359 U CN202121683359 U CN 202121683359U CN 215377094 U CN215377094 U CN 215377094U
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- Prior art keywords
- resistor
- edge
- welding
- core
- resistance
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- Expired - Fee Related
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- 238000003466 welding Methods 0.000 claims abstract description 37
- 229910000679 solder Inorganic materials 0.000 claims description 2
- 238000005253 cladding Methods 0.000 description 5
- 239000002390 adhesive tape Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a resistor easy to be pasted with sheets for welding, and aims to provide a resistor easy to be pasted with sheets for welding, which is simple in structure and strong in practicability.
Description
Technical Field
The utility model relates to the technical field of circuit elements, in particular to a resistor easy to be pasted and welded.
Background
The existing resistor is generally in a pin type, namely the resistor comprises a body, pins are extended from two ends of the body, when the resistor is produced, the pins extend along the straight line of the body, when the resistor is packaged, the outer sides of the pins at the two ends are fixed through adhesive tapes, and resistor coil materials are coiled together in a ladder shape. When the resistor is applied and produced, the pins at the two ends of the body are basically bent to form 90 degrees, the pins are inserted into the jacks on the circuit board, the circuit board is subjected to wave-soldering, the resistor is welded on the circuit board, manual pin cutting operation is required, and the pins exceeding the bonding pads are cut off.
Therefore, after the common resistor needs to be bent, the resistor is manually inserted into the corresponding position of the circuit board, the corresponding position of the circuit board is perforated, and the pin is manually cut.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide the resistor which is easy to be pasted and welded, simple in structure and high in practicability.
In order to achieve the purpose, the utility model provides the following technical scheme: the resistor easy to attach and weld comprises a resistor body, wherein the resistor body comprises a resistor core body and pin parts arranged at two ends of the resistor core body, welding angles are arranged on the pin parts, and the angle of each welding angle is 25-30 degrees.
By adopting the technical scheme, the resistor body comprises the resistor core body and the pin parts arranged at the two ends of the resistor core body, the pin parts are provided with the welding angles, and the welding angles are 25-30 degrees, so that when the resistor body is subjected to patch welding, the resistor body is prevented from being subjected to patch welding
The pin part is inserted into the hole, so that the welding efficiency is improved, the practicability is high, and the length of the pin is shortened, so that the cost is reduced, the practicability is high, and the structure is simple.
The utility model is further configured to: the welding angle comprises a first edge connected with the resistor core body and a second edge connected with the first edge, and the vertical height difference between the second edge and the outer wall of the resistor core body on the same side as the axial middle part is 0.9-1 mm.
By adopting the technical scheme, the welding angle comprises the first edge connected with the resistance core body and the second edge connected with the first edge, the vertical height difference between the second edge and the outer wall of the same side of the axial middle part of the resistance core body is controlled to be 0.9-1mm, so that the distance between the resistance and a circuit board is ensured, the practicability after welding is ensured, meanwhile, the pulling of the pin part to the resistance core body is reduced, the damage to the resistance core body is reduced, the welding efficiency is improved simultaneously, the practicability is high, and the structure is simple.
The utility model is further configured to: the length of the second side is 1.2-1.3 times of the length of the first side.
By adopting the technical scheme, the length of the second edge is 1.2-1.3 times of that of the first edge, the resources of the pin part are saved by adopting the structure setting and controlling the lengths of the second edge and the first edge, and the good structural stability during welding is ensured by limiting the lengths of the first edge and the second edge, so that the welding machine is strong in practicability and simple in structure.
The utility model is further configured to: and the vertical height difference between the second edge and the outer wall of the same side of the axial middle part of the resistor core body is 0.9 mm.
Through adopting above-mentioned technical scheme, the vertical height difference is 0.9mm between second limit and the resistance core axial mid portion homonymy outer wall, adopts above-mentioned structure setting, buckles the back with the second limit, makes its perpendicular height difference between the axial mid portion homonymy outer wall of guaranteeing and the resistance core be 0.9mm, ensures that resistance when the paster welding, can guarantee and be greater than 0.8 mm's interval between the circuit board, has improved good practical function, is convenient for the welding of all resistances.
The utility model is further configured to: and a cladding welding body is arranged between the pin part and the resistor core body.
By adopting the technical scheme, the cladding welding body is arranged between the pin part and the resistor core body
The cladding welding body arranged between the pin part and the resistor core body is arranged, so that the structural strength between the pin part and the resistor core body is increased, the structural stability of the resistor is improved, and the practicability is high.
Drawings
FIG. 1 is a side view of an embodiment of a resistance of the present invention that is easily die-bonded.
Reference numeral in the figure, 1, a resistive core; 2. a pin portion; 3. welding corners; 30. a first side; 31. A second edge; 4. and coating the welding body.
Detailed Description
An easy-to-attach solder resistor embodiment of the present invention is further described with reference to fig. 1. For ease of illustration, terms such as "upper", "lower", "left", "right" are used in the embodiments "
Spatially relative terms are used to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The utility model provides an easy paster welded resistance, including the resistance body, the resistance body includes resistance core 1 and sets up in the pin part 2 at resistance core 1 both ends, be equipped with welding angle 3 on the pin part 2, welding angle 3 through setting up, and with this welding angle 3's angle between 25 degrees-30 degrees, make when carrying out the paster welding to the resistance body, avoided carrying out the jack to pin part 2, the efficiency of welding has been improved, therefore, the clothes hanger is strong in practicability, the length of pin has been shortened simultaneously, thereby the cost is reduced, therefore, the clothes hanger is strong in practicability, and the steam generator is simple in structure.
The utility model is further provided in that the welding horn 3 comprises a first edge 30 connected to the resistor core 2
And a second edge 31 connected to the first edge 30, wherein the vertical height difference between the second edge 31 and the outer wall of the resistor core 1 on the same side as the axially middle part is controlled to be 0.9-1mm, as shown by H1, so as to ensure the resistance
And the space between the lead frame and the circuit board, the practicability after welding is ensured, and the electric power of the pin part 2 is reduced
Drag that the resistance core body 1 goes on, reduced the damage to resistance core body 1, promoted welding efficiency simultaneously, the practicality is strong, simple structure.
The utility model is further arranged that the length of the second side 31 is 1.2-1.3 of the length of the first side 30
With the above arrangement, the length of the second side 31 and the first side 30 can be controlled to save energy
The resource of the pin part 2 ensures good structural stability during welding by limiting the lengths of the first edge and the second edge, and has strong practicability and simple structure.
The vertical height difference between the second edge 31 and the outer wall of the resistor core body 1 on the same side of the axial middle part is 0.9mm, and by adopting the structural arrangement, after the second edge 31 is bent, the vertical height difference between the second edge 31 and the outer wall of the resistor core body 1 on the same side of the axial middle part is ensured to be 0.9mm, so that the distance between the resistor core body and a circuit board can be ensured to be more than 0.8mm when the resistor is subjected to surface mounting welding, the good practical effect is improved, and the welding of all resistors is facilitated.
The utility model is further arranged that the cladding welding body 4 is arranged between the pin part 2 and the resistor core body 1, and the cladding welding body 4 is arranged between the pin part 2 and the resistor core body 1, so that the structural strength between the pin part 2 and the resistor core body 1 is increased, the structural stability of the resistor is improved, and the practicability is strong.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art should be able to make general changes and substitutions within the technical scope of the present invention.
Claims (5)
1. The resistor easy to attach and weld comprises a resistor body and is characterized in that the resistor body comprises a resistor core body (1) and pin parts (2) arranged at two ends of the resistor core body (1), welding angles (3) are arranged on the pin parts (2), and the angle of each welding angle (3) ranges from 25 degrees to 30 degrees.
2. An easily chip welded electrical resistance according to claim 1, characterized in that said weld corner (3) comprises a first edge (30) connected to the resistance core (1) and a second edge (31) connected to the first edge (30), and the vertical height difference between the second edge (31) and the outer wall of the resistance core (1) on the same side as the axial middle part is 0.9-1 mm.
3. An easily chip-weldable electrical resistance according to claim 2, wherein the length of the second edge (31) is 1.2-1.3 times the length of the first edge (30).
4. An easily chip welded electrical resistance according to claim 2, characterized in that the vertical height difference between the second edge (31) and the outer wall of the resistance core (1) on the same side as the axial middle part is 0.9 mm.
5. An easily chip-solderable resistor according to claim 1, characterized in that an overclad solder (4) is provided between the pin portion (2) and the resistor core (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683359.5U CN215377094U (en) | 2021-07-22 | 2021-07-22 | Easy-to-paste chip welded resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683359.5U CN215377094U (en) | 2021-07-22 | 2021-07-22 | Easy-to-paste chip welded resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215377094U true CN215377094U (en) | 2021-12-31 |
Family
ID=79611140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121683359.5U Expired - Fee Related CN215377094U (en) | 2021-07-22 | 2021-07-22 | Easy-to-paste chip welded resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215377094U (en) |
-
2021
- 2021-07-22 CN CN202121683359.5U patent/CN215377094U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211231 |