Cleanable electromagnetic valve

Abstract

A cleanable electromagnetic valve comprises a valve body, a valve inner core and an electromagnetic valve assembly, and the valve body comprises an electromagnetic valve seat, a water cavity part, a sealing cavity part, a fixed cavity part, a water inlet connector and a water outlet connector; the valve inner core comprises a head part, a neck part, a body part and a fixed part, an electromagnetic valve core seat is arranged on the head part, and the neck part is hollow and is communicated with the head part; the head part and the water cavity part are sealed, the body part and the sealing cavity part are sealed, and the fixing part and the fixing cavity part are detachably matched and limited; the head divides the water cavity into a water inlet cavity and a water outlet cavity, the water inlet connector and the water outlet connector are communicated with the water inlet cavity and the water outlet cavity respectively, the electromagnetic valve element seat is located in the water inlet cavity, and the neck is located in the water outlet cavity. The electromagnetic valve assembly is fixed to the electromagnetic valve seat, and the electromagnetic valve element is matched with the electromagnetic valve element seat. The valve inner core is detachable and convenient to disassemble and assemble, and the electromagnetic valve core seat is cleaned after disassembly; or the valve inner core is rotated, a gap is formed between the electromagnetic valve core seat and the electromagnetic valve core, and water is clean; the electromagnetic valve element is tightly matched with the electromagnetic valve element seat, and the sealing performance is kept.

Description

TECHNICAL FIELD

[0001] The utility model relates to an electromagnetic water valve. BACKGROUND

[0002] The prior art, Chinese patent 202020946190.7, a nozzle device and a spraying device containing the same, comprises a nozzle body, a nozzle and a stop valve, further comprises a shell and an electromagnetic valve assembly, the shell is connected with the nozzle body, a containing space is arranged in the shell, the stop valve and the electromagnetic valve assembly are located in the containing space, one end of the stop valve is connected with the liquid inlet channel and moves by water pressure to control the on-off of the liquid inlet channel, the other end is connected with the electromagnetic valve assembly, the electromagnetic valve assembly is used for driving the stop valve to move, when the power-on state of the electromagnetic valve assembly changes, the stop valve moves accordingly. Problem: affected by scale or debris, causing the sealing performance to decline. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at: provide a kind of washable electromagnetic valve, it has the characteristics of convenient valve inner core cleaning, keep sealing performance.

[0004] The utility model is realized as follows: a washable electromagnetic valve, characterized in that: comprising valve main body, valve inner core and electromagnetic valve assembly,

[0005] The valve main body includes an electromagnetic valve seat at one end, a water cavity, a sealing cavity, a fixed cavity, a water inlet and a water outlet, the axes of the water inlet and the water outlet have a spacing, the water inlet is in communication with the adjacent end of the water cavity and the electromagnetic valve seat, and the water outlet is in communication with the adjacent end of the water cavity and the sealing cavity.

[0006] The valve inner core includes a hollow head, a neck, a body and a fixed part, the head is provided with an electromagnetic valve core seat, the neck is hollow and in communication with the head and provided with a radial water outlet hole.

[0007] The head is sealed with the water cavity, the body is sealed with the sealing cavity, and the fixed part is detachably connected with the fixed cavity and limited in position; the head divides the water cavity into a water inlet cavity and a water outlet cavity, the water inlet and the water outlet are in communication with the water inlet cavity and the water outlet cavity respectively, the electromagnetic valve core seat is located in the water inlet cavity, and the neck is located in the water outlet cavity; the electromagnetic valve assembly is fixed on the electromagnetic valve seat, and the electromagnetic valve core is matched with the electromagnetic valve core seat.

[0008] Preferably, the diameter of the neck is smaller than that of the head and the body, and the neck is provided with a radial water guide hole.

[0009] Preferably, the diameter of the fixed cavity is larger than that of the sealing cavity,

[0010] The diameter of the fixed part is larger than that of the body.

[0011] Preferably, the fixed cavity is provided with an internal thread.

[0012] The fixed part is provided with external threads.

[0013] Preferably, the fixed part is provided with a tool cavity with one open end, and the closure of the tool cavity is provided with an internal hexagonal counterbore.

[0014] Preferably, the filter element comprises a circular seat body with an open lower end and a semicircular filter part, and the diameter surface of the semicircular filter part is provided with filter mesh holes.

[0015] Preferably, the filter element further comprises a front open bottom shell and a rear open front cover,

[0016] The bottom shell comprises a rear half water outlet pipe hole provided on the top plate, a rear half water inlet pipe hole provided on the bottom plate, a rear half tool hole provided on the end plate, and a connecting column seat provided at the corner, and the connecting column seat is provided with a connecting hole and a counterbore;

[0017] The front cover comprises a front half water outlet pipe hole provided on the top plate, a front half water inlet pipe hole provided on the bottom plate, a front half tool hole provided on the end plate, and a fixing column seat provided at the corner;

[0018] The front cover and the bottom shell are buckled, a screw passes through the connecting hole and is screwed with the fixing column seat; the front half water outlet pipe hole and the rear half water outlet pipe hole constitute a water outlet pipe hole, the front half water inlet pipe hole and the rear half water inlet pipe hole constitute a water inlet pipe hole, and the front half tool hole and the rear half tool hole constitute a tool hole; the water outlet interface extends from the water outlet pipe hole, the water inlet interface extends from the water inlet pipe hole, and the tool hole is opposite to the valve inner core.

[0019] The utility model discloses a washable electromagnetic valve, valve inner core is detachable and convenient to dismount, washes electromagnetic valve core seat after dismounting, or rotates valve inner core, and electromagnetic valve core seat and electromagnetic valve core appear gap, and water is clean, makes electromagnetic valve core and electromagnetic valve core seat close cooperation, keeps the sealing performance. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the sectional view of the utility model.

[0021] Figure 2 It is the perspective view of the utility model.

[0022] Figure 3 It is one of the perspective exploded view of the utility model.

[0023] Figure 4 It is the second of the perspective exploded view of the utility model.

[0024] Figure 5 It is the third of the perspective exploded view of the utility model.

[0025] Figure 6 It is the fourth of the perspective exploded view of the utility model. DETAILED DESCRIPTION

[0026] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are used only for the purpose of explaining the present application, and should not be understood as limiting the present application.

[0027] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium, or the internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0028] As shown in Figure 1 A washable electromagnetic valve, comprising a valve body 1, a valve core 2 and an electromagnetic valve assembly 3,

[0029] The valve body 1 comprises an electromagnetic valve seat 11 arranged at one end, a water cavity part 12, a sealing cavity part 13, a fixed cavity part 14, a water inlet interface 15 and a water outlet interface 16, the axes of the water inlet interface 15 and the water outlet interface 16 are spaced apart, the water inlet interface 15 is in communication with the adjacent end of the water cavity part 12 and the electromagnetic valve seat 11, and the water outlet interface 16 is in communication with the adjacent end of the water cavity part 12 and the sealing cavity part 13;

[0030] The valve core 2 comprises a hollow head part 21, a neck part 22, a body part 23 and a fixed part 24, the head part 21 is provided with an electromagnetic valve core seat 211, which is in the shape of a cylinder; the neck part 22 is hollow and in communication with the head part 21 and is provided with a radial water outlet hole;

[0031] The head part 21 is sealed with the middle part of the water cavity part 12, the body part 23 is sealed with the sealing cavity part 13, and the fixed part 24 is detachably matched with the fixed cavity part 14 and is limited in position; the head part 21 divides the water cavity part 12 into a water inlet cavity and a water outlet cavity, the water inlet interface 15 and the water outlet interface 16 are respectively in communication with the water inlet cavity and the water outlet cavity; the electromagnetic valve core seat 211 is located in the water inlet cavity, and the neck part 22 is located in the water outlet cavity; the electromagnetic valve assembly 3 is fixed on the electromagnetic valve seat 11, and the electromagnetic valve core 111 is matched with the electromagnetic valve core seat 211.

[0032] As a further improvement of the present application: the diameter of the neck part 22 is smaller than the diameters of the head part 21 and the body part 23 and is provided with a radial water guide hole.

[0033] The diameter of the fixed cavity part 14 is greater than the diameter of the sealing cavity part 13,

[0034] The diameter of the fixed part 24 is larger than the diameter of the body part 23. With such design, the assembly is accurate and reliable.

[0035] The fixed cavity part 14 is provided with internal threads, and the fixed part 24 is provided with external threads, and the fixed part 24 and the fixed cavity part 14 are screwed together;

[0036] The valve core 2 is provided with a tool cavity 25 which is open at one end of the fixed part 24, and the closure of the tool cavity 25 is provided with an internal hexagonal counterbore 251.

[0037] As a further improvement of the utility model, it further comprises a front-opening bottom shell 4 and a rear-opening front cover 5,

[0038] The bottom shell 4 comprises a rear half water outlet pipe hole 41 provided on the top plate, a rear half water inlet pipe hole 42 provided on the bottom plate, a rear half tool hole 43 provided on the end plate, and a connecting column seat 44 provided at the corner, and the connecting column seat 44 is provided with a connecting hole and a counterbore;

[0039] The front cover 5 comprises a front half water outlet pipe hole 51 provided on the top plate, a front half water inlet pipe hole 52 provided on the bottom plate, a front half tool hole 53 provided on the end plate, and a fixed column seat 54 provided at the corner;

[0040] The front cover 5 and the bottom shell 4 are buckled, the screw passes through the connecting hole on the connecting column seat 44 and is screwed with the fixed column seat 54, and the screw head is located in the counterbore; the front half water outlet pipe hole 51 and the rear half water outlet pipe hole 41 constitute a water outlet pipe hole 61, the front half water inlet pipe hole 52 and the rear half water inlet pipe hole 42 constitute a water inlet pipe hole, and the front half tool hole 53 and the rear half tool hole 43 constitute a tool hole 62; the water outlet interface 16 extends from the water outlet pipe hole, the water inlet interface 15 extends from the water inlet pipe hole, and the tool hole 62 is opposite to the valve core 2. The diameter of the tool hole 62 is larger than the diameter of the valve core 2. The axis of the tool hole 62, the tool cavity 25 and the internal hexagonal counterbore 251 coincide; the diameter of the tool hole 62 is smaller than the diameter of the fixed part 24;

[0041] With such structure, the rotating tool is embedded through the tool hole 62, the tool cavity of the fixed part 24 and the internal hexagonal counterbore, and then the valve core 2 is rotated, and the electromagnetic valve core 111 is away from the electromagnetic valve core seat 211; the wall plate at the fixed part of the valve core and the tool hole 62 cooperates to limit the position, and in the state of not cutting off the water source, the water passes through the water inlet interface 15, the water inlet cavity, the electromagnetic valve core seat 211, the neck part, the water outlet cavity and finally is discharged by the water outlet interface, and when the water flows, the water flushes away the impurities of the electromagnetic valve core seat 211 and discharges them;

[0042] After cleaning, the valve core 2 is reversed again, and the fixed part 24 and the bottom plate of the fixed cavity part 14 cooperate to limit the position.

[0043] As further improvement of the utility model: still include filter piece 7, filter piece 7 includes the circular seat body portion 71 of lower opening and semicircular filter portion 72, and the diameter surface of semicircular filter portion 72 is equipped with filter screen hole 721;

[0044] The circular seat body portion 71 is detachably screwed with the internal thread of the water inlet interface 15.

[0045] Although the embodiments of the utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and their equivalents.

Claims

1. A washable solenoid valve, characterized in that: Includes the valve body, valve core, and solenoid valve assembly. The valve body includes a solenoid valve seat at one end, a water cavity, a sealing cavity, a fixed cavity, an inlet port, and an outlet port. The axes of the inlet port and the outlet port are spaced apart. The inlet port is connected to the end of the water cavity and the solenoid valve seat adjacent to each other, and the outlet port is connected to the end of the water cavity and the sealing cavity adjacent to each other. The valve core includes a hollow head, neck, body and fixing part. The head is provided with a solenoid valve core seat, the neck is hollow and communicates with the head and is provided with a radial water outlet hole. The head is sealed to the water cavity, the body is sealed to the sealed cavity, and the fixing part is detachably fitted to the fixing cavity and is limited in position; the head divides the water cavity into an inlet cavity and an outlet cavity, and the inlet port and outlet port are connected to the inlet cavity and the outlet cavity respectively; the solenoid valve core seat is located in the inlet cavity, and the neck is located in the outlet cavity; the solenoid valve assembly is fixed on the solenoid valve seat, and the solenoid valve core is fitted to the solenoid valve core seat.

2. The washable solenoid valve according to claim 1, characterized in that: The neck has a smaller diameter than the head and body and is provided with radial water guide holes.

3. The washable solenoid valve according to claim 1, characterized in that: The diameter of the fixed cavity is larger than the diameter of the sealed cavity. The diameter of the fixing part is larger than the diameter of the body part.

4. A washable solenoid valve according to claim 2, characterized in that: The fixed cavity is provided with an internal thread, and the fixed part is provided with an external thread.

5. A washable solenoid valve according to claim 4, characterized in that: The valve core has a tool cavity with one end open in the fixed part, and the tool cavity is closed by an internal hexagonal countersunk hole.

6. A washable solenoid valve according to claim 1, characterized in that: It also includes a filter element, which includes a circular base with a lower opening and a semi-circular filter part. The semi-circular filter part has filter mesh holes on its diameter surface. The filter element is located inside the water inlet and is detachable.

7. A washable solenoid valve according to claim 1, 2, 3, 4, 5 or 6, characterized in that: It also includes a bottom shell with a front opening and a front cover with a rear opening. The bottom shell includes a rear half water outlet hole on the top plate, a rear half water inlet hole on the bottom plate, a rear half tooling hole on the end plate, and a connecting column base at the corner. The connecting column base is provided with a connecting hole and a countersunk hole. The front cover includes a front half water outlet hole on the top plate, a front half water inlet hole on the bottom plate, a front half tooling hole on the end plate, and a fixed column base at the corner. The front cover and the bottom shell are fastened together, and the screws pass through the connecting holes and are screwed into the fixing column base; the front half of the water outlet pipe hole and the rear half of the water outlet pipe hole constitute the water outlet pipe hole, the front half of the water inlet pipe hole and the rear half of the water inlet pipe hole constitute the water inlet pipe hole, and the front half of the tooling hole and the rear half of the tooling hole constitute the tooling hole; the water outlet interface extends from the water outlet pipe hole, the water inlet interface extends from the water inlet pipe hole, and the tooling hole and the valve inner core are opposite each other.

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