Automatic tin feeding electric soldering iron with transverse handle

By designing a combination of a long, horizontal handle and a motor-driven rotating wheel, the problems of uncomfortable gripping of the solder gun and laborious solder feeding were solved, achieving high efficiency and precision in soldering.

CN224073523UActive Publication Date: 2026-04-03周宇凯
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-23
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

The existing solder gun structure is not easy to hold, causing fatigue, and the solder feeding method is time-consuming and laborious.

Method used

It adopts a long strip-shaped horizontal handle design, combined with a motor-driven rotating wheel and rollers, to achieve automatic feeding of solder wire and simplify the operation process.

Benefits of technology

It improves welding precision and efficiency, reduces operator fatigue, and saves time and effort.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model discloses a transverse handle automatic tin feeding electric soldering iron which comprises a long-strip-shaped transverse handle, a soldering iron head assembly and a tin outlet pipe are installed at the front end of the transverse handle, a tin inlet pipe extending front and back is installed in the transverse handle, a motor and a roller seat are installed in the front end of the transverse handle, and an output shaft at the lower end of the motor is connected with a rotating wheel. A roller is installed in the roller seat and located on the left side of the rotating wheel, a gap for a tin wire to pass through is formed between the roller and the rotating wheel, the tin inlet pipe is located behind the roller and the rotating wheel, and the tin outlet pipe is located in front of the roller and the rotating wheel. Compared with a vertical handle of a traditional soldering gun, the long-strip-shaped transverse handle design is adopted, holding is more natural and comfortable, fatigue is not prone to being generated after long-time use, the welding efficiency and quality can be improved, the direction of the transverse handle is easy to grasp, and the direction of an electric soldering iron is easier to control through the transverse handle design; the rotating wheel is driven by the motor and matched with the rolling wheel, automatic feeding of the tin wire can be achieved, and time and labor are saved.
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Description

Technical Field

[0001] This utility model relates to an automatic soldering iron with a horizontal handle. Background Technology

[0002] Existing soldering guns generally consist of a gun body with a handle at the rear. They are relatively large and require gripping the handle during use, making it difficult to control the direction. Holding the handle for extended periods can cause hand fatigue, leading to inaccurate soldering. In addition, existing soldering guns often use manual solder feeding, which is time-consuming and labor-intensive. Utility Model Content

[0003] In view of the above-mentioned defects in the prior art, the purpose of this utility model is to provide an automatic soldering iron with a horizontal handle.

[0004] The technical solution of this utility model is: an automatic soldering iron with a horizontal handle, which includes a long horizontal handle, a soldering tip assembly and a solder outlet tube installed at the front end of the horizontal handle, a solder inlet tube extending back and forth installed inside the horizontal handle, a motor and a roller seat installed inside the front end of the horizontal handle, a rotating wheel connected to the output shaft at the lower end of the motor, a roller installed inside the roller seat, the roller being located to the left of the rotating wheel, a gap for solder wire to pass through being formed between the roller and the rotating wheel, the solder inlet tube being located behind the roller and the rotating wheel, and the solder outlet tube being located in front of the roller and the rotating wheel.

[0005] Furthermore, a circuit board is installed inside the handle, and multiple buttons are installed on the top of the handle. A switch corresponding to each button is installed on the top of the circuit board.

[0006] Furthermore, a support base is installed at the front end of the horizontal handle. The right end of the support base is fixedly connected to the left end of the roller base. A first channel is formed between the rear ends of the support base and the roller base, and a second channel is formed between the front ends of the support base and the roller base. The first channel is located in front of the solder inlet tube, and the second channel is located behind the solder outlet tube.

[0007] The advantages of using the automatic soldering iron with a horizontal handle provided by this utility model are as follows: The long, horizontal handle design makes it more natural and comfortable to hold compared to the vertical handle of traditional soldering guns, reducing fatigue during prolonged use and improving soldering efficiency and quality. The horizontal handle direction is easy to control, especially in situations requiring precise soldering, allowing for more accurate positioning of the solder joint. The motor-driven rotating wheel, in conjunction with rollers, enables automatic solder wire feeding, eliminating the tedious manual solder feeding steps and saving time and effort. Attached Figure Description

[0008] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0009] Figure 2This is a cross-sectional view of the present invention;

[0010] Figure 3 This is a schematic diagram of the internal structure of the present invention;

[0011] Figure 4 This is a schematic diagram showing the connection between the roller seat and the support seat of this utility model.

[0012] In the diagram: 1—handle, 2—soldering iron tip assembly, 3—solder outlet tube, 4—solder inlet tube, 5—motor, 6—roller base, 7—rotating wheel, 8—roller, 9—circuit board, 10—button, 11—switch, 12—support base, 13—first channel, 14—second channel. Detailed Implementation

[0013] To provide a more intuitive and complete understanding of the technical solution of this utility model, the following non-limiting features are described in conjunction with the accompanying drawings:

[0014] like Figure 1 — Figure 4 As shown, the automatic soldering iron with a horizontal handle includes a long horizontal handle 1. A soldering tip assembly 2 and a solder outlet tube 3 are installed at the front end of the horizontal handle 1. A solder inlet tube 4 extending back and forth is installed inside the horizontal handle 1. A motor 5 and a roller seat 6 are installed inside the front end of the horizontal handle 1. The output shaft at the lower end of the motor 5 is connected to a rotating wheel 7. A roller 8 is installed inside the roller seat 6. The roller 8 is located to the left of the rotating wheel 7. A gap is formed between the roller 8 and the rotating wheel 7 for the solder wire to pass through. The solder inlet tube 4 is located behind the roller 8 and the rotating wheel 7, and the solder outlet tube 3 is located in front of the roller 8 and the rotating wheel 7.

[0015] like Figure 3 As shown, a circuit board 9 is installed inside the handle 1, and multiple buttons 10 are installed on the top of the handle 1. A switch 11 corresponding to each button 10 is installed on the top of the circuit board 9. The circuit board 9 is electrically connected to the motor 5, the switch 11, and the soldering iron tip assembly 2.

[0016] like Figure 4 As shown, a support base 12 is installed at the front end of the horizontal handle 1. The right end of the support base 12 is fixedly connected to the left end of the roller seat 6. A first channel 13 is formed between the rear ends of the support base 12 and the roller seat 6, and a second channel 14 is formed between the front ends of the support base 12 and the roller seat 6. The first channel 13 is located in front of the solder inlet tube 4, and the second channel 14 is located behind the solder outlet tube 3.

[0017] In use, the solder wire enters from the solder inlet tube 4, enters the first channel 13, and then enters the gap between the roller 8 and the rotating wheel 7. The rotating wheel 7 and the roller 8 will contact the solder wire. After the motor 5 is started, the rotating wheel 7 and the roller 8 will drive the solder wire to move forward. The solder wire will exit from the second channel 14 and then enter the solder outlet tube 3.

[0018] The automatic soldering iron with a horizontal handle provided by this utility model adopts a long horizontal handle 1 design. Compared with the vertical handle of the traditional soldering gun, it is more natural and comfortable to hold, and is less likely to cause fatigue during long-term use. It helps to improve soldering efficiency and quality. The direction of the horizontal handle 1 is easy to grasp, and the design of the horizontal handle 1 makes it easier to control the direction of the soldering iron. Especially in the case of precision soldering, it can more accurately position the soldering point. The motor 5 drives the rotating wheel 7, which works in conjunction with the roller 8 to realize the automatic feeding of solder wire, eliminating the tedious steps of manual solder feeding, saving time and effort.

[0019] Of course, the above are only preferred embodiments of the present utility model, and do not limit the patent scope of the present utility model. Any simple modifications and equivalent structural changes made based on the contents of the present utility model specification and drawings should also be included within the patent protection scope of the present utility model.

Claims

1. A side handle automatic tin feeder soldering iron characterized by: It include a long cross handle, the cross handle front end is installed with a soldering iron head assembly and a tin pipe, the cross handle inside is installed with a front and back extending tin pipe, the cross handle front end inside is installed with a motor and a roller seat, the motor lower end output shaft is connected with a rotating wheel, the roller seat inside is installed with a roller, the roller is located at the left side of the rotating wheel, the roller and the rotating wheel form a gap for tin wire, the tin pipe is located behind the roller and the rotating wheel, the tin pipe is located in front of the roller and the rotating wheel.

2. The side handle automatic tin feeder soldering iron according to claim 1, characterized in that: The cross handle inside is installed with a circuit board, the cross handle top is installed with multiple buttons, the circuit board top is installed with a switch corresponding to the button.

3. The side handle automatic tin feeder soldering iron according to claim 1, characterized in that: The cross handle front end is installed with a support seat, the support seat right end is fixedly connected with the roller seat left end, the support seat and the roller seat rear end form a first channel, the support seat and the roller seat front end form a second channel, the first channel is located in front of the tin pipe, the second channel is located behind the tin pipe.