A bistable electromagnetic water switch

Abstract

A bistable electromagnetic water switch includes an electromagnetic component, a main body, a static ceramic sheet, a dynamic ceramic sheet, a sealing cover, a fastener, a water inlet joint and a water outlet joint. The main body includes a switch control chamber, a fastening chamber, a water outlet chamber, a water outlet hole, a guide hole and a water inlet hole. The static ceramic sheet includes a water guide hole that penetrates the thickness; the dynamic ceramic sheet includes a connection position and a water sealing position; the sealing cover, the dynamic ceramic sheet and the static ceramic sheet are stacked, the static ceramic sheet is sealed with one end adjacent to the switch control chamber and the water inlet chamber, the sealing cover is sealed with the other end of the switch control chamber, the fastener is embedded in the fastening chamber and is attached to the sealing cover; the base plate is fixed to the main body, the flange is embedded and sealed with the countersunk hole at the guide hole, and the dynamic iron core is connected to the connection position; the water inlet joint and the water outlet joint are connected with the water inlet hole and the water outlet hole respectively; the water sealing position and the water guide hole cooperate to realize the switch. The static ceramic sheet and the dynamic ceramic sheet are set up, which are corrosion-resistant and have a long service life; foreign matter is removed during the movement of the dynamic ceramic sheet to prevent blockage and smooth water flow.

Description

Technical Field

[0001] The invention relates to a solenoid valve water switch. Background Art

[0002] At present, the existing technology, China invention patent application 201911385798.5, proposes a low-pressure pulse solenoid valve, wherein the valve seat is provided with an inner tube, a clamping groove and an overflow groove; the positioning convex ring on the diaphragm pad is clamped in the clamping groove; the diaphragm is pressed on the diaphragm pad and the water inlet pipe and the water outlet pipe are respectively inserted in the overflow groove and the inner tube; the positioning frame is inserted in the valve seat and pressed on the positioning convex ring, and a partition is arranged in the guide tube to form a magnet accommodating chamber and a piston accommodating chamber; the seat plate is sleeved on the guide tube and fixed on the top of the valve seat; the coil is sleeved on the guide tube and inserted and fixed on the seat plate; the coil clamp is connected to the coil and the seat plate to fix the coil; the bar magnet is located in the magnet accommodating chamber; the piston is inserted in the piston accommodating chamber and can be pressed on the inlet pipe platform; the plug cap is sleeved on the upper end of the guide tube, with an iron column inside and a magnet ring outside. The existing problems are: complex structure, corrosion resistance, and foreign matter deposition. Summary of the invention

[0003] The purpose of the present invention is to provide a bistable electromagnetic water switch which has the characteristics of simple structure, corrosion resistance and no deposit of foreign matter.

[0004] The present invention is implemented as follows: a bistable electromagnetic water switch, which is special in that it includes an electromagnetic component, a main body, a static ceramic sheet, a dynamic ceramic sheet, a sealing cover, a fastener, a water inlet joint and a water outlet joint,

[0005] The electromagnetic assembly includes a protective frame with a lower opening, a base plate, a coil seat, a coil, a tube body with a lower opening made of non-magnetic conductive material, a fixed magnetic core and a moving iron core. The coil seat includes a cavity with an opening at one end and a winding groove. The tube body passes through the base plate and is inserted into the cavity. The flange of the tube body is fitted with the base plate. The fixed magnetic core is arranged at the closed end of the tube body, and the moving iron core moves in the tube body.

[0006] The main body includes a switch control cavity, a fastening cavity, a water outlet cavity, a water outlet hole, a guide hole and a water inlet hole, and the static ceramic sheet includes a water guide hole that penetrates the thickness;

[0007] The moving ceramic piece includes a connection position and a water sealing position;

[0008] The sealing cover, the moving ceramic sheet and the static ceramic sheet are stacked, the static ceramic sheet is sealed with one end adjacent to the switch control cavity and the water outlet cavity, the sealing cover is sealed with the other end of the switch control cavity, the fastener is embedded in the fastening cavity and fits with the sealing cover; the base plate is fixed to the main body, the flange is embedded and sealed with the countersunk hole at the guide hole, and the moving iron core is connected to the connection position; the water inlet joint and the water outlet joint are connected with the water inlet hole and the water outlet hole respectively; the water sealing position and the water guide hole cooperate to realize the switch.

[0009] Preferably, the static ceramic sheet is provided with a guide groove, and the dynamic ceramic sheet is provided with a head, and the head is slidably matched with the guide groove.

[0010] Preferably: the sealing cover is provided with at least two parallel protrusions;

[0011] The movable ceramic sheet is slidably matched with the protrusion.

[0012] Preferably: a water guide groove is provided below the water sealing level, and the water guide groove includes a side water guide groove and a water inlet guide groove provided on one side. Preferably: an internal thread is provided on the fastening cavity; an external thread is provided on the fastener, and the fastener is screwed into the fastening cavity.

[0013] Preferably: a tongue hole is provided on the fastening cavity wall;

[0014] A cavity is provided on one side of the sealing cover, and a first spring column seat is provided on the bottom plate of the cavity;

[0015] The fastener comprises a latch tongue arranged in the circumferential direction and a second spring column seat arranged at one end;

[0016] Also includes pressure springs,

[0017] The first spring column seat and the second spring column seat are inserted into the pressure spring, and the latch tongue is engaged with the latch tongue hole.

[0018] The invention discloses a bistable electromagnetic water switch. The static ceramic plate and the moving ceramic plate are arranged to be corrosion-resistant and have a long service life. The moving ceramic plate can remove foreign matter during movement, prevent clogging, and ensure smooth water flow. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a cross-sectional view of the present invention.

[0020] Figure 2 yes Figure 1 A-A view of.

[0021] Figure 3 It is one of the three-dimensional exploded views of the present invention.

[0022] Figure 4 It is a perspective view of the present invention.

[0023] Figure 5 It is the second of the three-dimensional exploded diagrams of the present invention.

[0024] Figure 6 It is three-dimensional exploded view of the present invention.

[0025] Figure 7 It is a three-dimensional diagram of the main body 2 of the present invention.

[0026] Figure 8 It is a three-dimensional exploded view of the second embodiment of the present invention.

[0027] Fig. 9 It is a cross-sectional view of a second embodiment of the present invention. DETAILED DESCRIPTION

[0028] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] like Figure 1 As shown, a bistable electromagnetic water switch includes an electromagnetic component 1, a main body 2, a static ceramic plate 3, a dynamic ceramic plate 4, a sealing cover 5, a fastener 6, a water outlet joint 71 and a water inlet joint 72.

[0031] The electromagnetic assembly 1 comprises a protective frame 11 with a lower opening, a base plate 12, a coil seat 13, a coil 14, a tube body 15 with a lower opening made of non-magnetic conductive material, a fixed magnetic core 16 and a moving iron core 17, wherein the coil seat 13 comprises a cavity 131 with an opening at one end and a winding groove; the tube body 15 passes through the base plate 12 and is inserted into the cavity 131, and a flange 151 of the tube body 15 is fitted with the base plate 12; the fixed magnetic core 16 is arranged at the closed end of the tube body 15, and the moving iron core 17 moves in the tube body 15; the longitudinal plate of the protective frame 11 is fixed to the base plate 12, the coil seat is located in the protective frame 11, and the base plate 12 supports the coil seat 13;

[0032] The main body 2 includes a switch control chamber 21, a fastening chamber 22, a water outlet chamber 23, a water outlet hole 231, a guide hole 24 and a water inlet hole 25. The switch control chamber 21, the water outlet chamber 23 and the water outlet hole 231 are connected in sequence, and the guide hole 24 and the water inlet hole 25 are connected to the switch control chamber 21;

[0033] The static ceramic sheet 3 includes a water conducting hole 31 that penetrates the thickness;

[0034] The movable ceramic plate 4 includes a connection position 41, a water sealing position 42 and a water guide groove, wherein the water guide groove includes a side water guide groove 431 and a water inlet water guide groove 432 arranged on one side, and the water inlet water guide groove 432 is connected to the side water guide groove 431;

[0035] The sealing cover 5 is made of copper or plastic material;

[0036] The sealing cover 5, the moving ceramic sheet 4 and the static ceramic sheet 3 are stacked, the static ceramic sheet 3 is sealed with one end adjacent to the switch control chamber 21 and the water outlet chamber 23, the sealing cover 5 is sealed with the other end of the switch control chamber 21, the fastener 6 is embedded in the fastening chamber 22 and fits with the sealing cover 5 to prevent the sealing cover 5 from displacement; the moving ceramic sheet 4 is slidably matched with the sealing cover 5 and the static ceramic sheet 3, and the moving ceramic sheet 4 and the static ceramic sheet 3 are sealed; the base plate 12 is fixed to the main body 2 with screws, the flange 151 is embedded and sealed with the countersunk hole 241 at the guide hole 24, the moving iron core 17 is connected to the connecting position 41 and slidably matched with the guide hole 24; the water outlet joint 71 is connected to the water outlet hole 231, and the water inlet joint 72 is connected to the water inlet hole 25; in the case of no water guide groove, the water sealing position 42 cooperates with the water guide hole 31 to realize the switch, and when the water sealing position and the water guide hole 31 are relatively closed and staggered, conduction is realized;

[0037] In the case of a water guide groove, when the water guide hole 31 is on, the water inlet guide groove 432 is opposite to each other, and when the water guide hole is off, the water sealing level 42 is opposite to the water guide hole.

[0038] As a further improvement of the present invention: the static ceramic plate 3 is provided with a guide groove 32, and the movable ceramic plate 4 is provided with a head 44, and the head 44 is slidably matched with the guide groove 32. The movable ceramic plate can move along a straight line.

[0039] The sealing cover 5 is provided with two parallel protrusions 51, and the cross section of the protrusion 51 is in the shape of an arc;

[0040] The movable ceramic plate 4 is slidably matched with the protrusion 51 to reduce sliding friction.

[0041] An annular groove 132 is formed at one end of the coil seat 13 . The annular groove 132 is communicated with the coil slot, and the connector of the coil 14 extends out from the annular groove 1321 .

[0042] like Figure 3 , Figure 6 As shown, the fastening cavity 22 is provided with an internal thread; the fastener 6 is provided with an external thread, and the fastener 6 is screwed into the fastening cavity 22 .

[0043] The present invention can also be implemented as follows: a tongue hole 221 is provided on the wall of the fastening cavity 22;

[0044] A cavity is provided on one side of the sealing cover 5, and a first spring column seat 52 is provided on the bottom plate of the cavity;

[0045] The fastener 6 includes a latch tongue 62 arranged in the circumferential direction and a second spring column seat 61 arranged at one end;

[0046] Also includes a pressure spring 9,

[0047] The first spring column seat 52 and the second spring column seat 61 are inserted into the pressure spring 9 , and the latch tongue 62 is engaged with the latch tongue hole 221 .

[0048] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A bistable electromagnetic water switch, characterized in that: It includes an electromagnetic component, a main body, a static ceramic sheet, a dynamic ceramic sheet, a sealing cover, a fastener, a water inlet joint and a water outlet joint. The electromagnetic component includes a protective frame with a lower opening, a base plate, a coil seat, a coil, a tube body with a lower opening made of non-magnetic conductive material, a fixed magnetic core and a dynamic iron core. The coil seat includes a cavity with an opening at one end and a winding groove; the tube body passes through the base plate and is inserted into the cavity, and the flange of the tube body fits with the base plate; the fixed magnetic core is arranged at the closed end of the tube body, and the dynamic iron core moves in the tube body; the main body includes a switch control cavity, a fastening cavity, a water outlet cavity, a water outlet hole, a guide hole and a water inlet hole, the static ceramic sheet includes a water guide hole that penetrates the thickness; the dynamic ceramic sheet includes a connection position and a water sealing The invention relates to a method for manufacturing a water-sealing device for sealing a water-sealing device and a water-sealing device for sealing a water-sealing device. The invention relates to a method for manufacturing a water-sealing device for sealing ...

2. A bistable electromagnetic water switch according to claim 1, characterized in that: The static ceramic sheet is provided with a guide groove, and the movable ceramic sheet is provided with a head, which is slidably matched with the guide groove.

3. A bistable electromagnetic water switch according to claim 1 or 2, characterized in that: The fastening cavity is provided with an internal thread; the fastening piece is provided with an external thread, and the fastening piece is screwed into the fastening cavity.

4. A bistable electromagnetic water switch according to claim 1 or 2, characterized in that: A tongue hole is provided on the wall of the fastening cavity; a cavity is provided on one side of the sealing cover, and a first spring column seat is provided on the bottom plate of the cavity; the fastener includes a tongue arranged in the circumferential direction and a second spring column seat arranged at one end; and also includes a pressure spring, the first spring column seat and the second spring column seat are inserted into the pressure spring, and the tongue is engaged with the tongue hole.

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