CN217486777U

CN217486777U - Electromagnetic valve rectifier bridge mounting structure

Info

Publication number: CN217486777U
Application number: CN202221471707.7U
Authority: CN
Inventors: 钱勇国; 胡文军; 孙伟; 张强; 周亚军; 曹静; 王栋梁; 周永奇; 屈小云
Original assignee: Wuhu Lejia Appliance Co ltd
Current assignee: Wuhu Lejia Appliance Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-09-23
Anticipated expiration: 2032-06-13

Abstract

The utility model belongs to the technical field of the solenoid valve technique and specifically relates to a solenoid valve rectifier bridge mounting structure, including coil skeleton, two terminal pins of installing on coil skeleton, still include pcb board, SMD rectifier bridge welds in pcb board side, just SMD rectifier bridge presss from both sides and establishes between pcb board and coil skeleton, the pcb board has two and terminal pin welded first pin hole, the pcb board has two second pin holes of being connected with the coil electricity. The effectual welded success rate that has improved to this device rectifier bridge adopts SMD rectifier bridge, not only can improve welding efficiency, can reduce workman intensity of labour moreover, and this device structural design is reasonable simultaneously, presss from both sides SMD rectifier bridge and establishes between pcb board and coil skeleton, and SMD rectifier bridge of protection that not only can be better can improve structural stability moreover, and is not fragile.

Description

Electromagnetic valve rectifier bridge mounting structure

Technical Field

The utility model relates to a solenoid valve technical field especially relates to a solenoid valve rectifier bridge mounting structure.

Background

In the existing household appliances, alternating voltage is generally used, and alternating current exists in a frequency of 50 or 60Hz, so that the phenomena of noise, vibration, water failure and the like are generated when a client uses the electromagnetic valve of the electromagnetic coil in the prior art;

in order to improve the above-mentioned problem, need weld the rectifier bridge on the binding post of solenoid valve, because the terminal pin is the metal material, and the terminal pin volume is very big for the pin of traditional rectifier bridge, consequently, the terminal pin heat dissipation is comparatively fast, when welding the rectifier bridge on the terminal pin, because the terminal pin heat dissipation is comparatively fast, consequently, need to improve welding temperature and just can be with the effectual welding of rectifier bridge on the terminal pin, but if welding temperature is too high, burn out the rectifier bridge very easily, lead to the welding spoilage higher, consequently, it is very high to the welding temperature requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art that rectifier bridge welded spoilage is higher, causes the great problem of cost in business, and the solenoid valve rectifier bridge mounting structure who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an electromagnetic valve rectifier bridge mounting structure, includes coil skeleton, installs two terminal pins on coil skeleton, still includes pcb board, SMD rectifier bridge welding is in pcb board side, just SMD rectifier bridge presss from both sides and establishes between pcb board and coil skeleton, pcb board has two and terminal pin welded first pin hole, pcb board has two second pin holes of being connected with the coil electricity.

The coil framework is provided with an embedded groove, and the patch type rectifier bridge is located in the embedded groove.

The embedded groove depth is less than or equal to the thickness of the patch type rectifier bridge.

The pcb board has one side seted up the direction breach, coil skeleton integrated into one piece has the direction muscle, the direction muscle is at least partly inserted the direction breach.

The lead wire structure comprises a coil framework, and is characterized by further comprising two lead terminals, wherein the lead terminal parts are thermally embedded in the coil framework, the lead terminal parts are exposed outside the coil framework, the parts of the lead terminals exposed outside the coil framework are provided with a first connecting end and a second connecting end, the second connecting ends of the lead terminals are welded with a second lead hole of the pcb, and the first connecting ends of the lead terminals are connected with the coil.

The coil framework is provided with a lead groove, one end of the lead groove is communicated with the lead terminal, and the other end of the lead groove is communicated with the coil.

The lead terminal comprises a C-shaped portion, two vertical portions are formed at two ends of the C-shaped portion in an integrated mode, the plane where the vertical portions are located is perpendicular to the plane where the C-shaped portions are located, and the C-shaped portions and the two vertical portions are partially buried in the coil framework in a hot mode.

The utility model provides a pair of solenoid valve rectifier bridge mounting structure, beneficial effect lies in: the effectual welded success rate that has improved, though increased the pcb board and gone out welding processes one more, but the overall cost obtains effectual reduction to the enterprise, and this device rectifier bridge adopts SMD rectifier bridge, can carry out the paster welding through the chip mounter, not only can improve welding efficiency, and can reduce workman intensity of labour, this device structural design is reasonable simultaneously, press from both sides SMD rectifier bridge and establish between pcb board and coil skeleton, protection SMD rectifier bridge that not only can be better, and can improve structural stability, it is not fragile.

Drawings

FIG. 1 is a schematic view of the assembly structure of the coil bobbin and the pcb of the present invention;

FIG. 2 is a schematic structural view of a pcb and a surface mount rectifier bridge of the present invention;

fig. 3 is a schematic diagram of the coil skeleton structure of the present invention.

In the figure: terminal pin 1, pcb board 2, direction breach 3, direction muscle 4, coil skeleton 5, lead wire groove 6, lead terminal 7, SMD rectifier bridge 8, C shape portion 9, vertical portion 10, embedded groove 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-3, a solenoid valve rectifier bridge mounting structure, including coil skeleton 5, install two terminal pins 1 on coil skeleton 5, still include pcb board 2, SMD rectifier bridge 8 welds in 2 a side of pcb board, and SMD rectifier bridge 8 presss from both sides and establishes between pcb board 2 and coil skeleton 5, pcb board 2 has two first pin holes with terminal pin 1 welding, pcb board 2 has two second pin holes that are connected with the coil electricity.

The device uses the pcb 2 as the intermediate connector between the patch type rectifier bridge 8 and the terminal pin 1, the pcb 2 has better high temperature resistance than the patch type rectifier bridge 8, the patch type rectifier bridge 8 is welded on the pcb 2, then the pcb 2 is welded on the terminal pins 1, thereby effectively improving the success rate of welding, although the pcb 2 is added and a welding process is added, the overall cost is effectively reduced for enterprises, moreover, the rectifier bridge of the device adopts the patch type rectifier bridge 8, and can carry out patch welding through a patch machine, thereby not only improving the welding efficiency, moreover, the labor intensity of workers can be reduced, meanwhile, the device is reasonable in structural design, the patch type rectifier bridge 8 is clamped between the pcb board 2 and the coil framework 5, the patch type rectifier bridge 8 can be better protected, the structural stability can be improved, and the device is not easy to damage.

Referring to fig. 2 and 3, the coil frame 5 is provided with an embedded groove 11, and the patch type rectifier bridge 8 is located in the embedded groove 11, so that the assembly difficulty can be reduced; further 11 degree of depth less than or equal to the thickness of SMD rectifier bridge 8 of embedded groove, can be better with SMD rectifier bridge 8 clamp between pcb board 2 and coil skeleton 5.

In order to reduce the assembly degree of difficulty of pcb board 2 and coil skeleton 5, direction breach 3 has been seted up to pcb board 2 one side, and 5 integrated into one piece of coil skeleton have direction muscle 4, and direction muscle 4 part at least inserts direction breach 3, and this kind of structure also is for preventing slow-witted design simultaneously.

As an embodiment: referring to fig. 2, the coil comprises two lead terminals 7, the lead terminals 7 are partially embedded in the coil framework 5 in a hot mode, the lead terminals 7 are partially exposed outside the coil framework 5, the portions, exposed outside the coil framework 5, of the lead terminals 7 are provided with a first connecting end and a second connecting end, the second connecting ends of the lead terminals 7 are welded with the second lead holes of the pcb board 2, the first connecting ends of the lead terminals 7 are connected with the coil, the lead terminals 7 are embedded in the coil framework 5 in a hot mode, connection of the pcb board 2 and the coil is facilitated, welding difficulty of the pcb board 2 is reduced, and connection of the coil and the lead terminals 7 is facilitated.

In order to facilitate the connection of the lead wire of the coil and the lead terminal, the coil framework 5 is provided with a lead wire groove 6, one end of the lead wire groove 6 is communicated with the lead terminal 7, and the other end is communicated with the coil.

As an embodiment of the lead terminal 7: the lead terminal 7 comprises a C-shaped portion 9, two vertical portions 10 are formed at two ends of the C-shaped portion 9 in an integrated mode, the first connecting end and the second connecting end are formed in the two vertical portions 10, the plane where the two vertical portions 10 are located is perpendicular to the plane where the C-shaped portion 9 is located, and the C-shaped portion 9 and the two vertical portions 10 are partially buried in the coil framework 5 in a hot mode, so that the lead terminal 7 is more stably buried in the coil framework 5 in a hot mode, and the difficulty in heat burying of the lead terminal 7 is reduced.

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 thereof, the technical solution, concept and design obtained by equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an electromagnetic valve rectifier bridge mounting structure, includes coil skeleton (5), installs two terminal pins (1) on coil skeleton (5), its characterized in that still includes pcb board (2), SMD rectifier bridge (8) welding is in pcb board (2) a side, just SMD rectifier bridge (8) press from both sides and establish between pcb board (2) and coil skeleton (5), pcb board (2) have two with terminal pin (1) welded first pin hole, pcb board (2) have two second pin holes of being connected with the coil electricity.

2. The mounting structure of the rectifier bridge of the electromagnetic valve according to claim 1, wherein the coil skeleton (5) is provided with an embedded groove (11), and the patch type rectifier bridge (8) is located in the embedded groove (11).

3. The mounting structure of the rectifier bridge of the electromagnetic valve according to claim 2, characterized in that the depth of the embedded groove (11) is less than or equal to the thickness of the patch type rectifier bridge (8).

4. A mounting structure for a rectifier bridge of an electromagnetic valve according to any one of claims 1-3, wherein a guide notch (3) is formed on one side of the pcb (2), a guide rib (4) is integrally formed on the coil frame (5), and the guide rib (4) is at least partially inserted into the guide notch (3).

5. The mounting structure of the electromagnetic valve rectifier bridge according to any one of claims 1 to 3, characterized by further comprising two lead terminals (7), wherein the lead terminals (7) are partially embedded in the coil frame (5), the lead terminals (7) are partially exposed outside the coil frame (5), the lead terminals (7) have a first connecting end and a second connecting end, the second connecting end of the lead terminals (7) are welded with the second pin holes of the pcb (2), and the first connecting ends of the lead terminals (7) are connected with the coil.

6. The installation structure of the electromagnetic valve rectifier bridge according to claim 5, characterized in that the coil frame (5) is provided with a lead slot (6), one end of the lead slot (6) is communicated with the lead terminal (7), and the other end is communicated with the coil.

7. An electromagnetic valve rectifier bridge mounting structure according to claim 5, characterized in that the lead terminal (7) includes a C-shaped portion (9), two ends of the C-shaped portion (9) are respectively integrally formed with a vertical portion (10), a plane of the two vertical portions (10) is perpendicular to a plane of the C-shaped portion (9), and the C-shaped portion (9) and a part of the two vertical portions (10) are embedded in the bobbin (5).