CN211102002U - Nondestructive unsoldering soldering iron head for direct-insert type single-row pin device - Google Patents
Nondestructive unsoldering soldering iron head for direct-insert type single-row pin device Download PDFInfo
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- CN211102002U CN211102002U CN201921899200.XU CN201921899200U CN211102002U CN 211102002 U CN211102002 U CN 211102002U CN 201921899200 U CN201921899200 U CN 201921899200U CN 211102002 U CN211102002 U CN 211102002U
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- soldering iron
- unsoldering
- pin device
- nondestructive
- connecting rod
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Abstract
The utility model provides a be used for harmless welding iron head of tearing open of formula single row pin device cut straightly, include: the end connection of connecting rod has the bonding tool, has on the bonding tool and holds the molten tin bath, holds the molten tin bath and is the throat structure, holds the one end in molten tin bath and leads to out the bonding tool. The utility model discloses a be used for harmless unsoldering soldering iron of formula single row pin device to adopt the special bonding tool that has the appearance molten tin bath, solved unable messenger's components and parts that current soldering iron exists and pulled down smoothly, component device pin and the impaired scheduling problem of base member when compulsorily dismantling have guaranteed the unsoldering efficiency and the quality of unsoldering of components and parts.
Description
Technical Field
The utility model belongs to the electrical tool field, concretely relates to be used for harmless sealing-off soldering iron of formula single pin device cut straightly.
Background
In various electronic products and devices, a direct-insert single-row pin device is widely used, for example: the device comprises a capacitor, a resistor and a diode which are packaged by an axial lead, an inductor, a crystal oscillator and a filter which are in direct-insert type and have double pins, a resistor, a transistor, a field effect transistor, a power supply module, an SIP plug-in and the like which are in single-row and multi-pin plug-in type.
In the production, test, use and maintenance processes of electronic products and equipment, product or equipment faults can occur inevitably, and the electronic products or the equipment need to be repaired, so that the direct-insertion single-row pin devices need to be detached and welded. The electric soldering iron is a necessary tool for electronic manufacture and electric appliance maintenance, and is mainly used for welding components and wires. Soldering iron tips are used to melt solder for soldering and are one of the most basic components of electric soldering irons. The existing soldering iron head has the shapes of a pointed head, a horseshoe shape, a flat tip, a round head, a knife edge and the like, and is respectively suitable for welding different welding spots on different occasions. While existing tips come in a variety of shapes, during soldering (including assembly soldering and disassembly soldering), only one solder joint can be soldered at a time. So that the prior soldering iron head has the following problems when the components are detached and welded: when the component is disassembled, welding spots of all pins on the component cannot be disassembled and welded simultaneously, and can only be disassembled and welded one by one, so that when the welding spot of one pin of the component is disassembled and welded, other welding spots of the pin of the component are not disassembled and welded (or the welding spot is cooled and solidified after the disassembly and welding), the component and the printed board are still fixedly connected together, and the pin which is being disassembled and welded still cannot be disassembled from the printed board after welding spot soldering tin is melted. At the moment, if the pin of the component is forcibly detached, the damage and deformation of the component substrate pin and the substrate are caused, the quality hidden trouble is generated, the pin is seriously broken, and the component is directly scrapped.
Along with the rapid development of the electronic product manufacturing industry in China, the yield of electronic products and equipment is rapidly increased, and more components need to be detached and welded in the production, test, use and maintenance processes of the electronic products and the equipment, but the soldering iron head of the currently adopted electric soldering iron has the problems that the components cannot be detached from a printed board smoothly, the pins and the base body of the components are damaged during forced detachment, and the like, so that the development requirement of the electronic product manufacturing industry is difficult to meet. The method for nondestructively disassembling the components becomes a bottleneck for restricting the manufacturing and maintenance of electronic products.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is an object of the present invention to provide a nondestructive desoldering iron tip for an inline single row pin device and a desoldering method thereof that overcome the above-mentioned problems or at least partially solve or alleviate the above-mentioned problems.
The utility model discloses an content provides a be used for harmless welding iron head of tearing open of formula single row pin device cut straightly, include: the end part of the connecting rod is connected with a welding head, a tin containing groove is arranged on the welding head, the tin containing groove is of a necking structure, and one end of the tin containing groove is led out of the welding head.
The utility model discloses optional characteristic below still having.
Optionally, the soldering tip is cylindrical, and the tin containing groove is longitudinally formed in the cylindrical surface of the soldering tip.
Optionally, the welding head and the connecting rod form an included angle of 120 DEG and 135 deg.
Optionally, two ends of the tin containing groove are communicated.
Optionally, the inner wall of the tin containing groove is a circular arc surface.
Optionally, the connecting end of the connecting rod is of a cylindrical structure and is connected with a heat conductor of the external heating type electric soldering iron.
Optionally, the connecting end of the connecting rod is of a cylindrical structure and is connected with a heat conductor of the internal heating type electric soldering iron.
The utility model discloses a be used for harmless sealing iron head of tearing open of formula list pin device and method of sealing open adopts the special bonding tool that has the appearance molten tin bath, add proper amount soldering tin earlier in the appearance molten tin bath of bonding tool, accessible appearance molten tin bath holds soldering tin and treats the solder joint of tearing open formula list pin device of formula when sealing open to components and parts, with the sufficient contact melting of soldering tin with holding the molten tin in the molten tin bath, it is efficient to have the sealing open, do not harm the advantage of device, the unable components and parts that make that have the present welding iron head exist pull down smoothly, when forcibly dismantling component pin and the impaired scheduling problem of base member, the sealing open efficiency and the sealing open quality of components and parts have been guaranteed.
Drawings
FIG. 1 is a simplified overall structure of an embodiment of the present invention for a direct insertion type single row pin device non-destructive desoldering iron tip;
FIG. 2 is a schematic end view of FIG. 1;
FIG. 3 is a simplified overall structure of another embodiment of the present invention for a direct insertion single row pin device non-destructive desoldering iron tip;
fig. 4 is a schematic view of the end structure of fig. 3.
In the above figures: 1 connecting rod; 2, a welding head; 201 to receive a tin bath.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Detailed Description
Example 1
Referring to fig. 1 to 4, an embodiment of the present invention provides a nondestructive unsoldering soldering iron for a direct-insert type single-row pin device, including: the connecting rod 1, the end connection of connecting rod 1 has bonding tool 2, have on bonding tool 2 and hold molten tin bath 201, hold molten tin bath 201 and be the throat structure, the one end that holds molten tin bath 201 leads to bonding tool 2.
When the person holds the electric iron, the electric iron is connected with the connecting rod 1 and does not provide heat for the welding head 2 on the connecting rod 1, after the person stretches the welding spot on the pin of the component into the tin containing groove 201, the welding spot on the pin is melted in the tin containing groove 201 and is integrated with a small part of soldering tin in the tin containing groove 201, so that the welding spot on the pin of the component is quickly cleaned up, and the pin of the component cannot be damaged when being detached for welding.
Example 2
Referring to fig. 2 and 4, based on embodiment 1, the soldering tip 2 is cylindrical, and the tin containing groove 201 is longitudinally formed on the cylindrical surface of the soldering tip 2.
The end face of the cylindrical soldering tip 2 is narrow, the tin containing groove 201 is arranged on the cylindrical surface of the soldering tip, one end of the tin containing groove is led out of the end face of the soldering tip 2, and a person who removes the soldering tip extends the soldering tip of a component into the tin containing groove 201 from one end of the tin containing groove to melt the soldering tip.
Example 3
Referring to fig. 1 and 3, on the basis of embodiment 2, the welding head 2 and the connecting rod 1 form an included angle of 30-45 degrees.
When the welding head 2 is positioned at the position right in front of the human body, the angle for holding the electric soldering iron by a person is 30-45 degrees, so that the welding head 2 and the connecting rod 1 form an included angle of 120-135 degrees, which accords with human engineering, and the connecting rod 1 can not block the sight of the person when a maintenance worker removes the welding head 2 of the component.
Example 4
Referring to fig. 2 and 4, in the embodiment 1, two ends of the tin containing groove 201 are communicated.
The two ends of the tin containing groove 201 are communicated, so that the two ends of the tin containing groove 201 can melt the welding spots of the components, and the tin in the tin containing groove 201 can be thrown out from the welding head 2, so that the tin containing groove 201 is convenient to clean.
Example 5
Referring to fig. 2 and 4, on the basis of embodiment 1, the inner wall of the tin containing groove 201 is a circular arc surface.
After the welding spots of the components extend into the tin containing groove 201 from one end of the welding head 2, the inner wall of the tin containing groove 201 is an arc surface, so that the contact area of the rest welding spots can be increased, the tin on the welding spots can be melted more quickly, and the welding disassembling efficiency of the components is improved.
Example 6
Referring to fig. 1 and 2, on the basis of embodiment 1, the connection end of the connection rod 1 is in a cylindrical structure and is connected with a heat conductor of an external heating type electric soldering iron.
The end of the heat conductor of the external heating electric soldering iron is cylindrical, the connecting end of the connecting rod 1 can extend into the heat conductor and be in close contact with the heat conductor, and heat is conducted from the outside of the connecting rod 1 to the welding head 2 at the other end of the connecting rod 1.
Example 7
Referring to fig. 3 and 4, based on embodiment 1, the connection end of the connection rod 1 is in a cylindrical structure and is connected with a heat conductor of the internal heating type electric soldering iron.
The heat conductor of the internal heating electric soldering iron can extend into the cylinder of the connecting rod 1 and is in close contact with the cylinder, and heat is conducted from the inside of the connecting rod 1 to the welding head 2 at the other end of the connecting rod 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims. The components and structures of the present embodiments that are not described in detail are well known in the art and do not constitute essential structural elements or elements.
Claims (7)
1. The utility model provides a be used for harmless unsolder soldering iron of formula single row pin device which characterized in that includes: the connecting rod (1), the end connection of connecting rod (1) has bonding tool (2), have on bonding tool (2) and hold molten tin bath (201), hold molten tin bath (201) and be the throat structure, the one end of holding molten tin bath (201) is led out bonding tool (2).
2. The iron for the nondestructive detachment of an in-line single pin device according to claim 1 wherein the soldering tip (2) is cylindrical and the tin-containing groove (201) is longitudinally formed on a cylindrical surface of the soldering tip (2).
3. The nondestructive detachment soldering iron for in-line single pin devices according to claim 2, wherein the angle between the soldering tip (2) and the connecting rod (1) is 120-135 °.
4. The nondestructive unsoldering soldering iron for an in-line single row pin device according to claim 1, wherein both ends of the tin containing groove (201) are through.
5. The nondestructive unsoldering soldering iron for an in-line single row pin device according to claim 1, wherein an inner wall of the tin containing groove (201) is a circular arc surface.
6. The nondestructive unsoldering soldering iron for an in-line single-row pin device according to claim 1, wherein the connecting end of the connecting rod (1) is in a cylindrical structure and is connected with a heat conductor of an external heating type electric soldering iron.
7. The nondestructive unsoldering soldering iron for an in-line single-row pin device according to claim 1, wherein the connecting end of the connecting rod (1) is in a cylindrical structure and is connected with a heat conductor of an internal heating type electric soldering iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921899200.XU CN211102002U (en) | 2019-11-06 | 2019-11-06 | Nondestructive unsoldering soldering iron head for direct-insert type single-row pin device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921899200.XU CN211102002U (en) | 2019-11-06 | 2019-11-06 | Nondestructive unsoldering soldering iron head for direct-insert type single-row pin device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211102002U true CN211102002U (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921899200.XU Expired - Fee Related CN211102002U (en) | 2019-11-06 | 2019-11-06 | Nondestructive unsoldering soldering iron head for direct-insert type single-row pin device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211102002U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110860753A (en) * | 2019-11-06 | 2020-03-06 | 中船重工西安东仪科工集团有限公司 | Nondestructive unsoldering soldering iron head for direct-insert single-row pin device and unsoldering method thereof |
-
2019
- 2019-11-06 CN CN201921899200.XU patent/CN211102002U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110860753A (en) * | 2019-11-06 | 2020-03-06 | 中船重工西安东仪科工集团有限公司 | Nondestructive unsoldering soldering iron head for direct-insert single-row pin device and unsoldering method thereof |
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| Date | Code | Title | Description |
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| 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: 20200728 Termination date: 20211106 |