CN216768517U

CN216768517U - Solenoid valve with exempt from encapsulation structure

Info

Publication number: CN216768517U
Application number: CN202122422458.4U
Authority: CN
Inventors: 黎阳胜; 舒超
Original assignee: Guangdong Baiwei Electrical Co ltd
Current assignee: Guangdong Baiwei Electrical Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-06-17
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses an electromagnetic valve with a non-potting structure, which comprises a valve body, a coil rack and a lead, wherein the coil rack and the lead axially extend from the center in the valve body; the stringing assembly comprises a stringing groove, a threading hole and a threading groove, the stringing groove is fixedly arranged at the top of the coil frame, the threading hole in the horizontal direction is formed in one side of the stringing groove, the threading hole is kept away from the threading hole, the threading groove in the vertical direction is formed in one side of the stringing groove, the threading hole and the threading groove are matched in structure and size, the threading groove is communicated downwards to the inside of the coil frame, and a lead penetrates through the threading hole and the threading groove to be connected with the coil assembly on the coil frame. According to the electromagnetic valve with the encapsulation-free structure, the stay wire, the swinging disc and the potting adhesive are completely omitted through the wiring assembly, so that the labor and the potting material are saved.

Description

Solenoid valve with exempt from encapsulation structure

Technical Field

The utility model relates to the technical field of electromagnetic valves, in particular to an electromagnetic valve with a filling-free structure.

Background

Electromagnetic valves are widely used in household appliances, such as gas hoods, electric water heaters, etc.; chinese patent application No.: cn201720672682.x discloses a bistable gas solenoid valve, comprising: the valve body, the electromagnet arranged in the valve body, the valve pad and the valve pad resetting mechanism; the bistable gas solenoid valve further comprises: a magnet disposed in the valve body; the electromagnet includes: the coil assembly is arranged in the side ring groove, the static iron core is arranged at the lower part of the middle hole, the lower end of the static iron core is in contact with the magnet, and the movable iron core is in a stepped shaft shape; the diameter of the large end of the movable iron core is matched with that of the middle hole; the large end of the movable iron core is inserted into the upper end of the middle hole and is opposite to the upper end of the static iron core; the upper end of the valve body is provided with a through hole; the small end of the movable iron core passes through the through hole and is connected with the lower end of the valve pad.

Traditional solenoid valve needs the embedment for insulating and guarantee the line drawing force that exposes outside, and the embedment needs be acted as go-between, balance, the comparatively loaded down with trivial details process of encapsulating, and consuming time is power, has also consumed a large amount of embedment materials simultaneously.

SUMMERY OF THE UTILITY MODEL

According to the electromagnetic valve with the encapsulation-free structure, the traditional electromagnetic valve provided in the background technology needs encapsulation for insulation and the purpose of ensuring the wire drawing force exposed outside, and the encapsulation needs complicated procedures of wire drawing, plate arrangement and glue filling, so that the electromagnetic valve is time-consuming and labor-consuming, and a large amount of encapsulation materials are consumed.

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

a solenoid valve with a non-encapsulation structure comprises a valve body, a coil rack and a lead wire, wherein the coil rack axially extends from the center inside the valve body;

the stringing assembly comprises a stringing groove, a threading hole and a threading groove, the stringing groove is fixedly arranged at the top of the coil frame, the threading hole in the horizontal direction is formed in one side of the stringing groove, the threading hole is kept away from the threading hole, the threading groove in the vertical direction is formed in one side of the stringing groove, the threading hole and the threading groove are matched in structure and size, the threading groove is communicated downwards to the inside of the coil frame, and a lead penetrates through the threading hole and the threading groove to be connected with the coil assembly on the coil frame.

As a further scheme of the utility model: the outer side of the lead is connected with the wiring terminal.

As a further scheme of the utility model: the outer side of the coil frame is provided with a coil assembly, the wire outlet end of the coil assembly is welded with the wire inlet end of the lead, and the outer side of the coil assembly is sleeved with an outer sheath which is positioned on the inner side of the valve body.

As a further scheme of the utility model: an upper cover plate is arranged at the top end of the valve body.

As a further scheme of the utility model: the coil former is inside to run through and to have seted up the mesopore, just the inboard top of mesopore is fixed and is provided with quiet iron core, the bottom interval of quiet iron core is provided with moves the iron core, just the frustum that quiet iron core bottom set up with move the inside counter bore phase-match of iron core.

As a further scheme of the utility model: and a silencing backing ring is arranged between the static iron core and the movable iron core.

As a further scheme of the utility model: the movable iron core penetrates through the bottom of the valve body, and a valve pad is arranged at the bottom end of the movable iron core.

The utility model has the beneficial effects that:

according to the electromagnetic valve with the encapsulation-free structure, the stay wire, the swinging disc and the potting adhesive are completely omitted through the stringing assembly, so that the labor and the potting material are saved; through setting up the coil former subassembly for the lead wire can penetrate the inboard and the coil former direct weld of coil former, because the lead wire of buckling, the soldered connection of lead wire and coil former is located the inside of valve body simultaneously, does not need traditional embedment, can satisfy insulating properties and guarantee the line drawing power that exposes outside.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a schematic cross-sectional structure of the present invention.

Fig. 4 is an exploded view of the lead of the present invention.

Fig. 5 is a schematic structural diagram of the stringing assembly according to the present invention.

Fig. 6 is a schematic structural diagram of an outer sheath according to the present invention.

The reference numbers in the figures: 1. a valve body; 2. a bobbin; 3. a coil assembly; 4. an outer sheath; 5. a stringing assembly; 501. a wiring duct; 502. threading holes; 503. a threading slot; 6. a lead wire; 7. a wiring terminal; 8. an upper cover plate; 9. a mesopore; 10. a stationary iron core; 11. a movable iron core; 12. a sound-deadening grommet; 13. a valve pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-6, the present invention provides a technical solution that a solenoid valve with a non-potting structure includes a valve body 1, a coil former 2 axially extending from the center inside the valve body 1, and a lead 6, wherein a coil former assembly 5 is disposed on the top of the coil former 2, and the coil former assembly 5 is a non-potting structure.

As shown in fig. 4 and 5, the thread setting assembly 5 includes a thread setting groove 501, a thread hole 502 and a thread groove 503, the thread setting groove 501 is fixedly disposed at the top of the coil frame 2, one side of the thread setting groove 501 is provided with a group of thread holes 502 in the horizontal direction, one side of the thread setting groove 501 away from the thread hole 502 is provided with a group of thread grooves 503 in the vertical direction, the thread holes 502 and the thread grooves 503 are matched in structural size, the thread grooves 503 are communicated downwards to the inside of the coil frame 2, the lead wire 6 penetrates through the thread holes 502 and the thread grooves 503 and is connected with the coil assembly 3 on the coil frame 2, and the outer side of the lead wire 6 is connected with the wiring terminal 7; through once passing through wire holes 502 and threading groove 503 with lead 6 buckling for lead 6 insert the end welding of end coil former 2 together, in concrete implementation, the soldered connection is arranged in the bottom of coil former 2, can through simple closing cap, can satisfy insulating and guarantee to expose at the pulling force of outer lead 6, traditional acting as go-between, balance, encapsulating are all saved, save the manual work and also save embedment material.

As shown in fig. 2, 3 and 6, a coil assembly 3 is arranged on the outer side of the coil frame 2, a wire outlet end of the coil assembly 3 is welded to an access end of a lead 6, an outer sheath 4 is sleeved on the outer side of the coil assembly 3, the outer sheath 4 is positioned on the inner side of the valve body 1, an upper cover plate 8 is arranged at the top end of the valve body 1, a middle hole 9 is formed in the coil frame 2 in a penetrating manner, a static iron core 10 is fixedly arranged at the top of the inner side of the middle hole 9, movable iron cores 11 are arranged at intervals at the bottom of the static iron core 10, a frustum arranged at the bottom of the static iron core 10 is matched with a counter bore in the movable iron core 11, a silencing cushion ring 12 is arranged between the static iron core 10 and the movable iron core 11, the movable iron core 11 penetrates through the bottom of the valve body 1, and a valve cushion 13 is arranged at the bottom end of the movable iron core 11;

when the coil assembly 3 is powered on in the positive direction, the static iron core 10 generates magnetic force, the same poles attract each other, the movable iron core 11 at the bottom is attracted upwards, the movable iron core 11 drives the valve pad 13 at the bottom to move upwards, and the silencing pad ring 12 can provide silencing and damping effects when moving on the movable iron core 11; when the coil assembly 3 is energized reversely, opposite polarities repel each other, the movable iron core 11 is pushed downwards to drive the bottom valve pad 13 to move downwards, and meanwhile, the movable iron core 11 drives the bottom valve pad 13 to move downwards, so that the electromagnetic valve is switched on and off through the up-and-down movement of the valve pad 13.

The working principle of the embodiment is as follows: firstly, the traditional processes of wire pulling, swinging and glue pouring are omitted in the solenoid valve with the non-pouring structure, during production, only one end of a lead 6 needs to penetrate through a wire through hole 502, a wire body is erected on a wire erecting groove 501, then the insertion end of the lead 6 is bent, the lead penetrates downwards into a coil rack 2 from the wire through groove 503, then the lead is welded with a wire end of a coil component 3 outside the coil rack 2, then the internal structure of a valve body 1 is assembled, finally an upper cover plate 8 is covered on the top of the valve body 1 in a sealing mode, the internal structures of the coil erecting component 5 and the valve body 1 are pressed and sealed, and the outer end of the lead 6 is connected with a wiring terminal 7.

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 person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. A solenoid valve with a non-encapsulation structure comprises a valve body (1), a coil rack (2) and a lead (6), wherein the center inside the valve body (1) axially extends, and is characterized in that a coil rack assembly (5) is arranged at the top of the coil rack (2), and the coil rack assembly (5) is of a non-encapsulation structure;

the stringing assembly (5) comprises a stringing groove (501), a threading hole (502) and a threading groove (503), the stringing groove (501) is fixedly arranged at the top of the coil frame (2), the threading hole (502) in a group of horizontal directions is formed in one side of the stringing groove (501), the threading groove (503) in a group of vertical directions is formed in one side of the stringing groove (501), the threading hole (502) is matched with the threading groove (503) in structure size, the threading groove (503) is communicated downwards to the interior of the coil frame (2), and the lead (6) penetrates through the threading hole (502) and the threading groove (503) and is connected with the coil assembly (3) on the coil frame (2).

2. The solenoid valve with a non-potting structure of claim 1, wherein the outer side of the lead wire (6) is connected to a terminal (7).

3. The electromagnetic valve with the non-potting structure is characterized in that a coil assembly (3) is arranged on the outer side of the coil frame (2), the outlet end of the coil assembly (3) is welded with the inlet end of the lead (6), an outer sheath (4) is sleeved on the outer side of the coil assembly (3), and the outer sheath (4) is located on the inner side of the valve body (1).

4. The electromagnetic valve with a non-filling structure according to claim 1, characterized in that the top end of the valve body (1) is provided with an upper cover plate (8).

5. The electromagnetic valve with the non-potting structure according to claim 1, wherein a middle hole (9) is formed in the coil rack (2) in a penetrating manner, a static iron core (10) is fixedly arranged at the top of the inner side of the middle hole (9), movable iron cores (11) are arranged at the bottom of the static iron core (10) at intervals, and a frustum arranged at the bottom of the static iron core (10) is matched with a counter bore in the movable iron core (11).

6. The electromagnetic valve with the non-filling structure according to claim 5 is characterized in that a noise reduction backing ring (12) is arranged between the static iron core (10) and the movable iron core (11).

7. The electromagnetic valve with the non-filling structure according to claim 5 is characterized in that the movable iron core (11) penetrates through the bottom of the valve body (1), and the bottom end of the movable iron core (11) is provided with a valve pad (13).