CN217736438U - Miniature integrated manual switch solenoid valve - Google Patents
Miniature integrated manual switch solenoid valve Download PDFInfo
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- CN217736438U CN217736438U CN202221008782.XU CN202221008782U CN217736438U CN 217736438 U CN217736438 U CN 217736438U CN 202221008782 U CN202221008782 U CN 202221008782U CN 217736438 U CN217736438 U CN 217736438U
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- iron core
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Abstract
The utility model discloses a miniature integrated manual switch solenoid valve, include: the electromagnetic valve comprises an electromagnetic coil, a fixed iron core component, a movable iron core component, a membrane component, a valve body and a manual valve body, wherein a hollow cavity is formed in the valve body, and the membrane component is arranged in the hollow cavity; the left and the right of the middle through cavity are respectively communicated with an inflow hole and an output flow hole, the output flow hole is a main valve passage, and the upper part of the middle through cavity is communicated with a pilot cavity; a pilot opening is arranged below the pilot cavity, a movable iron core component is arranged above the pilot cavity, and the lower end of the movable iron core component is fixedly connected with a positioning pin head; one side of the pilot cavity is provided with a manual valve body, the manual valve body is provided with a manual knob, a double-layer sealing ring is arranged between the manual knob and the manual valve body, one end of the manual knob is connected with a manual valve handle, and the other end of the manual knob rotates to be in contact with the movable iron core assembly. The double-layer sealing ring of the utility model provides double protection, stronger sealing and longer service life; the manual valve handle and the manual knob are integrally formed, the size is small, and the manual operation is labor-saving.
Description
Technical Field
The utility model relates to a solenoid valve technical field specifically is a miniature integrated manual switch solenoid valve.
Background
The solenoid valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, and is used for adjusting the direction, flow rate, speed and other parameters of a medium in an industrial control system.
At present, the solenoid valve generally adopts electric control, for possessing the emergency shutdown function, can be equipped with manual valve body at the movable iron core lower extreme of solenoid valve, and this manual valve body generally forms extrusion seal by the knob is rotatory, realizes emergency shutdown of solenoid valve, but the knob generally adopts single sealing washer to seal with manual valve body, and sealed effect is not good, and practical life is short.
Therefore, we propose a miniature integrated manual switching solenoid valve in order to solve the problems set forth above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a miniature integrated manual switch solenoid valve to the knob that provides in solving above-mentioned background art generally adopts single sealing washer sealed with manual valve body, and sealed effect is not good, problem that practical life is short.
In order to achieve the above purpose, the utility model provides a following technical scheme: a miniature integrated manually switched solenoid valve comprising: the electromagnetic valve comprises an electromagnetic coil, a fixed iron core component, a movable iron core component, a membrane component, a valve body and a manual valve body, wherein a hollow cavity is formed in the valve body, and the membrane component is arranged in the hollow cavity;
the left and the right of the middle through cavity are respectively communicated with an inflow hole and an output flow hole, the output flow hole is a main valve channel, the diaphragm group moves downwards to be connected with the output flow hole in a sealing way, and the upper part of the middle through cavity is communicated with a pilot cavity;
a pilot opening is arranged below the pilot cavity, a movable iron core component is arranged above the pilot cavity, and the lower end of the movable iron core component is fixedly connected with a positioning pin head;
one side of the pilot cavity is provided with a manual valve body, the manual valve body is provided with a manual knob, a double-layer sealing ring is arranged between the manual knob and the manual valve body, one end of the manual knob is connected with a manual valve handle, and the other end of the manual knob is rotated to be in contact with the movable iron core assembly.
Preferably, the diaphragm assembly consists of a first coil spring, a diaphragm set and a sealing bolt, and the coil spring is sleeved on the diaphragm set.
Preferably, the upper end of the diaphragm group is connected with a sealing bolt in a sliding mode, and the sealing bolt penetrates into the hollow cavity.
Preferably, a second coil spring is sleeved outside the positioning pin head, and the upper end of the second coil spring is propped against the upper part of the pilot cavity.
Preferably, a fixed iron core assembly is arranged above the movable iron core assembly, and the movable iron core assembly and the fixed iron core assembly are externally sleeved with an electromagnetic coil.
Preferably, the pilot port is communicated with the pipe body where the outlet flow hole is located.
Compared with the prior art, the beneficial effects of the utility model are that: the double-layer sealing ring solves the problems that the knob and the manual valve body are generally sealed by a single sealing ring, the sealing effect is poor, and the practical life is short;
1. the double-layer sealing ring provides double protection, and has stronger sealing and longer service life;
2. the manual valve handle and the manual knob are integrally formed, the size is small, and the manual operation is labor-saving.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is an enlarged view of the point a of fig. 1 of the present invention.
In the figure: 1. an electromagnetic coil; 2. fixing the iron core assembly; 3. a movable core assembly; 4. a diaphragm assembly; 5. a valve body; 6. a hollow cavity is formed in the middle; 7. a first coil spring; 8. a set of diaphragms; 9. an inflow hole; 10. an output flow aperture; 11. a pilot port; 12. positioning the pin head; 13. a manual valve handle; 14. a manual valve body; 15. a manual knob; 16. a double-layer sealing ring; 17. a second coil spring; 18. a pilot cavity.
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. 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. 1-3, the present invention provides a technical solution: a miniature integrated manual switching solenoid valve comprising: the electromagnetic valve comprises an electromagnetic coil 1, a fixed iron core assembly 2, a movable iron core assembly 3, a diaphragm assembly 4, a valve body 5 and a manual valve body 14, wherein a hollow cavity 6 is formed in the valve body 5, the diaphragm assembly 4 is arranged in the hollow cavity 6, the diaphragm assembly 4 consists of a coil spring I7, a diaphragm assembly 8 and a sealing bolt, the coil spring I7 is sleeved on the diaphragm assembly 8, the upper end of the diaphragm assembly 8 is connected with the sealing bolt in a sliding mode, and the sealing bolt penetrates into the hollow cavity 6;
the left and the right of the middle through cavity 6 are respectively communicated with an inflow hole 9 and an outflow hole 10, the outflow hole 10 is a main valve channel, the diaphragm group 8 moves downwards to be hermetically connected with the outflow hole 10, and the upper part of the middle through cavity 6 is communicated with a pilot cavity 18;
a pilot port 11 is arranged below the pilot cavity 18, the pilot port 11 is communicated with the pipe body where the output flow hole 10 is located, a movable iron core assembly 3 is arranged above the pilot cavity 18, the lower end of the movable iron core assembly 3 is fixedly connected with a positioning pin head 12, a coil spring II 17 is sleeved outside the positioning pin head 12, and the upper end of the coil spring II 17 is abutted against the upper part of the pilot cavity 18;
a fixed iron core component 2 is arranged above the movable iron core component 3, and an electromagnetic coil 1 is sleeved outside the movable iron core component 3 and the fixed iron core component 2;
a manual valve body 14 is arranged on one side of the pilot cavity 18, a manual knob 15 is arranged on the manual valve body 14, a double-layer sealing ring 16 is arranged between the manual knob 15 and the manual valve body 14, one end of the manual knob 15 is connected with a manual valve handle 13, and the other end of the manual knob 15 rotates to be in contact with the movable iron core assembly 3.
The working principle is as follows: the second coil spring 17 drives the movable iron core assembly 3 downwards to enable the positioning pin head 12 to abut against the pilot port 11, at the moment, the first coil spring 7 abuts against the diaphragm group 8 against the output flow hole 10 through self elasticity, so that the through cavity 6 is in a sealed state, and the valve body 5 is in a closed state;
when the electromagnetic coil 1 drives the movable iron core component 3 to move upwards, the positioning pin head 12 is separated from the pilot port 11, the middle through cavity 6 is communicated with a pipe where the output flow hole 10 is located through the pilot port 11, the diaphragm group 8 moves upwards under the water pressure, so that water enters the output flow hole 10 through the inflow hole 9 and the middle through cavity 6, and the opening state of the valve body 5 is realized;
when the valve body 5 is in a closed state, the manual knob 15 is pressed against the dowel head 12 by rotating the manual valve handle 13, so that the dowel head 12 moves upwards, and the open state of the valve body 5 can also be realized.
Those not described in detail in this specification are within the skill of the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a miniature integrated manual switch solenoid valve which characterized in that: the method comprises the following steps: the electromagnetic valve comprises an electromagnetic coil, a fixed iron core assembly, a movable iron core assembly, a diaphragm assembly, a valve body and a manual valve body, wherein a hollow cavity is formed in the valve body, and the diaphragm assembly is arranged in the hollow cavity;
the left and the right of the middle through cavity are respectively communicated with an inflow hole and an output flow hole, the output flow hole is a main valve channel, the diaphragm group moves downwards to be connected with the output flow hole in a sealing mode, and the upper portion of the middle through cavity is communicated with a pilot cavity;
a pilot opening is arranged below the pilot cavity, a movable iron core component is arranged above the pilot cavity, and the lower end of the movable iron core component is fixedly connected with a positioning pin head;
one side of the pilot cavity is provided with a manual valve body, the manual valve body is provided with a manual knob, a double-layer sealing ring is arranged between the manual knob and the manual valve body, one end of the manual knob is connected with a manual valve handle, and the other end of the manual knob rotates to be in contact with the movable iron core assembly.
2. The miniature integrated manual switch solenoid valve according to claim 1, wherein said diaphragm assembly comprises a first coil spring, a diaphragm assembly and a sealing bolt, wherein the first coil spring is sleeved on the diaphragm assembly.
3. The miniature integrated manual switch electromagnetic valve according to claim 2, wherein the upper end of the diaphragm group is slidably connected with a sealing bolt, and the sealing bolt penetrates into the hollow cavity.
4. The miniature integrated manual switch electromagnetic valve according to claim 1, wherein a second coil spring is sleeved outside the positioning pin head, and the upper end of the second coil spring is propped against the upper part of the pilot cavity.
5. The miniature integrated manual switching solenoid valve of claim 1, wherein a fixed core assembly is disposed above said movable core assembly, and electromagnetic coils are sleeved outside said movable core assembly and said fixed core assembly.
6. The miniature integrated manual on-off solenoid valve of claim 1, wherein the pilot port is in communication with the body of the outlet flow bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221008782.XU CN217736438U (en) | 2022-04-28 | 2022-04-28 | Miniature integrated manual switch solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221008782.XU CN217736438U (en) | 2022-04-28 | 2022-04-28 | Miniature integrated manual switch solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217736438U true CN217736438U (en) | 2022-11-04 |
Family
ID=83816869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221008782.XU Active CN217736438U (en) | 2022-04-28 | 2022-04-28 | Miniature integrated manual switch solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217736438U (en) |
-
2022
- 2022-04-28 CN CN202221008782.XU patent/CN217736438U/en active Active
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