CN213938471U - Columnar crystal convenient to weld - Google Patents

Abstract

The utility model discloses a post is brilliant convenient to welded, include the current conducting plate that just staggers each other position that corresponds with lead wire quantity, the post is brilliant to be fixed on the insulating part, and every lead wire passes or bypasses the insulating part and is connected with the current conducting plate that corresponds, it makes it paste to weld on the circuit board pad to be provided with the leg on the current conducting plate. The utility model discloses fix the post brilliant on the insulating part to each lead wire that makes the post brilliant corresponds connects a current conducting plate, pastes the leg of welding on the current conducting plate and welds on the circuit board pad, can make post brilliant and circuit board intercommunication, and the whole welding degree of difficulty is low, and the solder joint defective rate is low, the large batch large-scale production of being convenient for.

Description

Columnar crystal convenient to weld

Technical Field

The utility model relates to a column crystal, in particular to a column crystal convenient to weld.

Background

The traditional DIP packaged column crystal is directly inserted into a circuit board with the same welding hole number and geometric arrangement for welding, when the DIP packaged column crystal is plugged from a column crystal socket, pins are extremely easy to damage, the reliability and the anti-vibration capability are low, the welding point defect rate is high, the full-automatic production is not facilitated, and therefore the problem is urgently solved.

Disclosure of Invention

In order to avoid and overcome the technical problem that exists among the prior art, the utility model provides a be convenient for welded column crystal. The utility model discloses fixing the post brilliant back on the insulating part, couple together every lead wire and the current conducting plate that corresponds, through with the leg subsides of welding on the current conducting plate weld on the circuit board pad, can make post brilliant and circuit board intercommunication, the whole welding degree of difficulty is low, the solder joint defective rate is low, the large batch large-scale production of being convenient for.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a brilliant, includes the current conducting plate that just staggers each other position that corresponds with lead wire quantity, the brilliant is fixed on the insulating part, and every lead wire passes or bypasses the insulating part and is connected with the current conducting plate that corresponds, be provided with the leg on the current conducting plate and make it paste and weld on the circuit board pad.

As a further aspect of the present invention: and the insulating part is provided with a shell, and the shell and the insulating part are enclosed to form a sealed cavity to cover the columnar crystal.

As a further aspect of the present invention: the outer surface of the housing is tinned so that it can be soldered to a circuit board pad.

As a further aspect of the present invention: the welding feet are located on the same side of the current-conducting plate, and the welding feet are perpendicular to the current-conducting plate body.

As a further aspect of the present invention: the insulating part is an insulating substrate, and each conducting plate is fixedly connected with the insulating part.

As a further aspect of the present invention: the insulating part is concavely provided with a groove part matched with the columnar crystal in shape for the columnar crystal to be inserted and fixed.

As a further aspect of the present invention: and the insulating part is fixedly connected with the current conducting plate through a mortise and tenon joint structure.

As a further aspect of the present invention: and one surface of each conductive plate, which is far away from the columnar crystal, is provided with a fixing groove matched with the shape of the lead, and the lead passes through the insulating piece and then is fixed in the fixing groove.

As a further aspect of the present invention: the lead is welded into the fixing groove through laser welding.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses fix the post brilliant on the insulating part to each lead wire that makes the post brilliant corresponds connects a current conducting plate, pastes the leg of welding on the current conducting plate and welds on the circuit board pad, can make post brilliant and circuit board intercommunication, and the whole welding degree of difficulty is low, and the solder joint defective rate is low, the large batch large-scale production of being convenient for.

2. The utility model is provided with the shell to cover the column crystal and protect the column crystal; and the surface of the shell is plated with tin, so that the shell and a circuit board welding disc are conveniently welded together, the cylindrical crystal is more firmly fixed, and the vibration resistance and the reliability of the cylindrical crystal during use are improved.

3. The insulating part of the utility model adopts the insulating substrate, which is convenient for processing and has higher stability after being fixed; and the groove part of the insulating substrate plate body is convenient for inserting and fixing the columnar crystals.

4. The utility model discloses an insulating part is together fixed through tenon fourth of twelve earthly branches structure with the current conducting plate is fixed, convenient fixed and dismantlement, and the processing of being convenient for.

5. The fixing groove is arranged on the current-conducting plate of the utility model, which facilitates the lead wire to be fixed in the groove and connected with the current-conducting plate, and the lead wire is more firmly fixed with the current-conducting plate by laser welding; the leg on the current conducting plate all lies in the same one side of current conducting plate, and the perpendicular current conducting plate body of leg makes it change the welding.

Drawings

Fig. 1 is the internal schematic diagram of the utility model after removing the outer shell.

Fig. 2 is a schematic view of the overall structure of the present invention.

In the figure: 1. column crystallization; 2. an insulating substrate; 3. a lead wire; 4. a conductive plate; 5. welding feet; 6. a housing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, in the embodiment of the present invention, the cylindrical columnar crystal 1 is fixed on the insulating member, the shape of the insulating member is not limited, and for convenience of processing and installation, the insulating member is preferably a square insulating substrate 2, and insulators with other shapes may be used. In order to fix the columnar crystal 1 conveniently, a groove portion matched with the columnar crystal 1 in shape is usually formed on the surface of the insulating substrate 2 for inserting and fixing the columnar crystal 1, but other fixing methods may be adopted.

The columnar crystal 1 generally has two lead wires 3, and as many lead wires 3 as there are, correspondingly, how many conductive plates 4 are provided, and the conductive plates 4, the lead wires 3 passing through or around the insulating substrate 2 to be connected to the corresponding conductive plates 4. In the connection process, all the leads 3 are not in contact with each other and the conductive plates 4 are staggered from each other in order to prevent short circuit, and the staggered position means that the conductive plates 4 are not in contact with each other and have a little gap.

In order to connect the lead 3 with the conductive plate 4, a fixing groove is usually formed on the surface of the conductive plate 4, the shape of the fixing groove is matched with that of the lead 3, and the lead 3 is inserted into the fixing groove; the position of the fixing groove is not limited, and the fixing groove is preferably arranged on one surface of the conductive plate 4, which is far away from the columnar crystal 1. In order to improve the fixing effect, the lead 3 is welded by laser welding after being inserted into the fixing groove, and other welding modes can be selected.

After the lead 3 is fixed, the welding feet on the current-conducting plates 4 are pasted and welded on the welding pads of the circuit board, and each current-conducting plate 4 is provided with one welding foot. For the convenience of soldering, the solder tails 5 are all located on the same side of the conductive plate 4, and the solder tails 5 are perpendicular to the body of the conductive plate 4.

In order to make the structure more compact and stable, the insulating substrate 2 and the conductive plate 4 are fixedly connected. The columnar crystals are fixed on one side of the insulating base plate 2, all the conducting plates 4 are located on the other side of the insulating base plate 2, and the conducting plates 4 are fixedly connected with the insulating base plate 2 through tenon-and-mortise structures.

In order to enhance the protective effect on the columnar crystal 1, a case 6 is fixed to the insulating substrate 2 so as to cover the columnar crystal 1. The shell 1 is made of metal material and is not in contact with the columnar crystal 1. The outer surface of the housing 1 is partially or completely tin plated so that the housing 1 can be soldered to circuit board pads. Usually, the circuit board pad has four solder joints, and two solder joints on one side are welded with the leg on two current conducting plates 4, and two solder joints on the other side are welded with shell 6 for the fixed of column crystal 1 is more firm, has also played the effect of ground connection after shell 1 welds simultaneously.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (9)

1. The utility model provides a column crystal convenient to welding, its characterized in that includes current conducting plate (4) that correspond and stagger each other position with lead wire (3) quantity, column crystal (1) is fixed on the insulating part, and every lead wire (3) pass or bypass the insulating part and be connected with current conducting plate (4) that correspond, be provided with leg (5) on current conducting plate (4) and make it paste and weld on the circuit board pad.

2. The columnar crystal convenient to weld according to claim 1, wherein the insulating member is provided with a shell (6), and the shell (6) and the insulating member enclose to form a sealed cavity to cover the columnar crystal (1).

3. A pillar crystal for facilitating soldering according to claim 2, wherein the outer surface of said housing (6) is plated with tin so that it can be soldered to a circuit board pad.

4. The cylindrical crystal convenient for welding as claimed in claim 1, wherein the welding feet (5) are all located on the same side of the conductive plate (4), and the welding feet (5) are perpendicular to the plate body of the conductive plate (4).

5. The columnar crystal convenient to weld according to any one of claims 1 to 4, wherein the insulating member is an insulating base plate (2), and each conductive plate (4) is fixedly connected with the insulating member.

6. The cylindrical crystal convenient to weld according to any one of claims 1 to 4, wherein the insulating member is concavely provided with a groove part matched with the cylindrical crystal (1) in shape, so that the cylindrical crystal (1) can be inserted and fixed.

7. The cylindrical crystal convenient to weld according to any one of claims 1 to 4, wherein the insulating member and the conductive plate (4) are fixedly connected through a mortise and tenon joint structure.

8. The cylindrical crystal convenient to weld according to any one of claims 1 to 4, wherein a fixing groove matched with the shape of the lead (3) is formed on one surface of each conductive plate (4) away from the cylindrical crystal (1), and the lead (3) penetrates through the insulating piece and then is fixed in the fixing groove.

9. A pillar crystal facilitating welding according to claim 8, wherein said lead wire (3) is welded into the fixing groove by laser welding.

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