CN112984194A - Solenoid valve and method for manufacturing solenoid valve - Google Patents
Solenoid valve and method for manufacturing solenoid valve Download PDFInfo
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- CN112984194A CN112984194A CN201911275736.9A CN201911275736A CN112984194A CN 112984194 A CN112984194 A CN 112984194A CN 201911275736 A CN201911275736 A CN 201911275736A CN 112984194 A CN112984194 A CN 112984194A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 100
- 230000003068 static effect Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 26
- 230000000670 limiting effect Effects 0.000 claims description 12
- 238000003754 machining Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 description 9
- 238000005452 bending Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
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- Magnetically Actuated Valves (AREA)
Abstract
The invention provides a solenoid valve and a manufacturing method of the solenoid valve, wherein the solenoid valve comprises the following components: a housing provided with a valve port; the static iron core is fixedly arranged in the shell; the movable iron core is movably arranged in the shell and provided with a first end and a second end which are oppositely arranged, the first end of the movable iron core is arranged corresponding to the static iron core, the second end of the movable iron core is arranged corresponding to the valve port, the preset stroke of the movable iron core is S1, the diameter of the valve port is d, and S1 is larger than or equal to d/4. Through the technical scheme that this application provided, can solve the problem that the solenoid valve among the prior art can't satisfy the flow requirement.
Description
Technical Field
The invention relates to the technical field of electromagnetic valves, in particular to an electromagnetic valve and a manufacturing method of the electromagnetic valve.
Background
Generally, a solenoid valve includes a housing, a stationary core fixedly disposed in the housing, and a movable core movably disposed in the housing. When the electromagnetic valve is in a closed state, the movable iron core is attached to the valve port, and an interval exists between the upper end face of the movable iron core and the lower end face of the static iron core, wherein the interval is the stroke S of the movable iron core.
In the prior art, in order to determine the stroke S of the movable iron core, the distance from the stationary iron core to the end surface of the valve port is firstly measured, then the length of the movable iron core is subtracted, and finally, an error is added to be used as the value of the stroke S. However, in the above manner, the value of the stroke S may be slightly small, and at this time, the flow rate of the solenoid valve cannot be ensured. Therefore, the problem that the electromagnetic valve cannot meet the flow requirement exists in the prior art.
Disclosure of Invention
The invention provides an electromagnetic valve and a manufacturing method of the electromagnetic valve, and aims to solve the problem that the electromagnetic valve in the prior art cannot meet the flow requirement.
According to an aspect of the present invention, there is provided a solenoid valve including: a housing provided with a valve port; the static iron core is fixedly arranged in the shell; the movable iron core is movably arranged in the shell and provided with a first end and a second end which are oppositely arranged, the first end of the movable iron core is arranged corresponding to the static iron core, the second end of the movable iron core is arranged corresponding to the valve port, the preset stroke of the movable iron core is S1, the diameter of the valve port is d, and S1 is larger than or equal to d/4.
Further, the solenoid valve still includes the sealing member, and the second end of movable iron core is provided with first mounting hole, and the sealing member setting is in first mounting hole, and the sealing member corresponds the valve port setting, and when the first end of movable iron core and quiet iron core pasted mutually, the terminal surface of sealing member and the interval of valve port are S1.
Furthermore, the electromagnetic valve further comprises a reset spring, a second mounting hole is formed in the first end of the movable iron core, the reset spring is arranged in the second mounting hole, one end of the reset spring is abutted to the static iron core, and the other end of the reset spring is abutted to the movable iron core.
Further, the casing includes interconnect's disk seat and sleeve pipe, and the valve port setting is on the disk seat, and quiet iron core and moving iron core all wear to establish in the sleeve pipe.
Furthermore, the valve seat is provided with a third mounting hole, one end of the sleeve is inserted into the third mounting hole, the outer wall of the sleeve is provided with a limiting boss, and the limiting boss is abutted to the upper end face of the valve seat.
Further, the solenoid valve still includes the sealing washer, is provided with the mounting groove on the outer wall of sheathed tube and/or the inner wall of third mounting hole, and the sealing washer setting is in the mounting groove.
According to another aspect of the present invention, a method for manufacturing a solenoid valve is provided, where the solenoid valve includes a housing, a stationary core and a movable core, the housing is provided with a valve port, the stationary core is fixedly disposed in the housing, the movable core is movably disposed in the housing, and the movable core is disposed corresponding to the valve port, and the method for manufacturing the solenoid valve includes: acquiring the diameter of a valve port; and determining the preset stroke of the movable iron core according to the diameter of the valve port.
Further, the manufacturing method of the electromagnetic valve further comprises the following steps: determining the stroke allowance of the movable iron core; and obtaining the actual stroke of the movable iron core according to the sum of the preset stroke and the stroke allowance.
Further, the preset stroke of the movable iron core is determined according to the diameter of the valve port, and the method specifically comprises the following steps: the preset stroke of the movable iron core is S1, the diameter of the valve port is d, and S1 is more than or equal to d/4.
Further, the stroke margin includes a machining error and an assembling error.
By applying the technical scheme of the invention, the electromagnetic valve comprises a shell, a static iron core and a movable iron core, wherein the shell is provided with a valve port, the static iron core is fixedly arranged in the shell, and the movable iron core is movably arranged in the shell to control the opening and closing of the valve port. Specifically, the movable iron core is provided with a first end and a second end which are arranged oppositely, the first end of the movable iron core is arranged corresponding to the static iron core, and the second end of the movable iron core is arranged corresponding to the valve port. The preset stroke of the movable iron core is S1, the diameter of the valve port is d, and S1 is more than or equal to d/4. By adopting the structure, the preset stroke of the movable iron core is determined according to the diameter of the valve port, the preset stroke of the movable iron core cannot be slightly small, and thus the electromagnetic valve can meet the flow requirement.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 illustrates a cross-sectional view of a solenoid valve provided in accordance with an embodiment of the present invention in an open state;
FIG. 2 shows a partial enlarged view at A in FIG. 1;
FIG. 3 illustrates a cross-sectional view of a solenoid valve provided in accordance with an embodiment of the present invention in a closed state;
FIG. 4 shows a partial enlarged view at B in FIG. 3;
fig. 5 shows a schematic structural diagram of a solenoid valve provided according to an embodiment of the present invention.
Wherein the figures include the following reference numerals:
10. a housing; 11. a valve port; 12. a valve seat; 121. a third mounting hole; 13. a sleeve; 131. a limiting boss; 20. a stationary iron core; 30. a movable iron core; 40. a seal member; 50. a return spring; 60. a seal ring; 70. a framework; 71. a body; 72. a bending part; 80. a coil; 90. a protective shell; 100. inserting a pin; 110. a fixed mount; 120. a fixing member; s1, presetting a stroke of the movable iron core; d. the diameter of the valve port.
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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, an embodiment of the present invention provides a solenoid valve, which includes a housing 10, a stationary core 20, and a movable core 30. Wherein, the shell 10 is provided with a valve port 11, and the shell 10 is connected with an inlet pipe and an outlet pipe which are communicated through the valve port 11. Specifically, the stationary core 20 is fixedly disposed in the housing 10, the movable core 30 is movably disposed in the housing 10, and the movable core 30 can control the opening and closing of the valve port 11 to control the communication between the inlet pipe and the outlet pipe. In the present embodiment, the movable iron core 30 has a first end and a second end disposed opposite to each other, the first end of the movable iron core 30 is disposed corresponding to the stationary iron core 20, and the second end of the movable iron core 30 is disposed corresponding to the valve port 11. Specifically, the preset stroke of the movable iron core 30 is S1, the diameter of the valve port 11 is d, and S1 is greater than or equal to d/4, so that the electromagnetic valve can meet the flow requirement. In the present embodiment, S1 is d/4.
By applying the electromagnetic valve provided by the embodiment, the preset stroke of the movable iron core 30 is set to be S1 and is greater than or equal to the diameter of the quarter valve port 11, so that the theoretical minimum value of the stroke can be accurately calculated, and the electromagnetic valve can meet the flow requirement. In addition, the actual stroke of the movable iron core 30 can be obtained by adding errors such as processing and assembly to the preset stroke, so that the actual stroke can not be too large while the flow requirement is met, and a larger electromagnetic force can be obtained, thereby ensuring the valve opening capability of the electromagnetic valve.
As shown in fig. 2, the solenoid valve further includes a sealing member 40, and the sealing member 40 is disposed corresponding to the valve port 11, so that the sealing effect of the solenoid valve can be improved. Specifically, the second end of the plunger 30 is provided with a first mounting hole, the sealing element 40 is disposed in the first mounting hole, the sealing element 40 is disposed corresponding to the valve port 11, and the cross-sectional dimension of the sealing element 40 is larger than the diameter of the valve port 11. In this embodiment, the end face of the sealing member 40 is flush with the end face of the second end of the plunger 30, so that the size of each component can be controlled, and the precision of the device can be improved. After the electromagnetic valve is energized, the movable iron core 30 is completely attracted by the stationary iron core 20, the end surface of the first end of the movable iron core 30 is attached to the stationary iron core 20, and the distance between the end surface of the sealing element 40 and the valve port 11 is S1.
In this embodiment, the cross-sectional shape of the valve port 11 is circular, when the electromagnetic valve is energized, an air gap is formed between the plunger 30 and the valve port 11, the height value is equal to S1 (the deformation of the sealing element 40 is ignored), and a cylindrical airflow surface area is formed directly above the valve port 11, as known from knowledge of hydrodynamics, when the side area of the surface area is greater than or equal to the valve port channel area, the flow can meet the requirement, and then it is derived: s1 is more than or equal to d/4.
In order to facilitate the resetting of the movable iron core 30, the electromagnetic valve further comprises a reset spring 50, a second mounting hole is formed in the first end of the movable iron core 30, the reset spring 50 is arranged in the second mounting hole, and the second mounting hole can accommodate and fix the reset spring 50. Specifically, one end of the return spring 50 abuts against the stationary core 20, and the other end of the return spring 50 abuts against the movable core 30, so that after the electromagnetic valve is powered off, the sealing element 40 will be attached to the valve port 11 under the action of the elastic force of the return spring 50, so as to ensure that the electromagnetic valve is in a closed state.
In the present embodiment, the housing 10 includes a valve seat 12 and a sleeve 13 connected to each other, the valve port 11 is disposed on the valve seat 12, and the stationary core 20 and the movable core 30 are both disposed through the sleeve 13. Specifically, the one end of quiet iron core 20 is fixed to be worn to establish in sleeve pipe 13, and movable iron core 30 is movably worn to establish in sleeve pipe 13, and at the in-process that movable iron core 30 removed, sleeve pipe 13 can also play the effect of direction to movable iron core 30, can guarantee the steady operation and the precision of device.
Specifically, the valve seat 12 has a third mounting hole 121, and one end of the sleeve 13 is inserted into the third mounting hole 121. In this embodiment, one end of the sleeve 13 is threadedly mounted in the third mounting hole 121. In other embodiments, one end of the sleeve 13 may be inserted into the third mounting hole 121 by interference fit. The third mounting hole 121 can fix and guide the sleeve 13, and can ensure the coaxiality of the sleeve 13 and the valve seat 12, thereby ensuring the coaxiality of the movable iron core 30 and the valve port 11 and improving the precision of the device. The third mounting hole 121 forms a valve cavity, and the inlet pipe and the outlet pipe are both communicated with the valve cavity. In this embodiment, the outer wall of the sleeve 13 is provided with the limiting boss 131, the limiting boss 131 extends along the circumferential direction of the sleeve 13, the limiting boss 131 abuts against the upper end face of the valve seat 12, and the stationary core 20 is fixedly arranged in the sleeve 13, so that the length of the sleeve 13 inserted into the valve seat 12 is limited by the limiting boss 131, the stroke of the movable core 30 is conveniently controlled, and the precision of the stroke can be improved.
In order to improve the sealing performance of the solenoid valve, the solenoid valve further includes a sealing ring 60, an installation groove is formed on the outer wall of the sleeve 13 and/or the inner wall of the third installation hole 121, and the sealing ring 60 is arranged in the installation groove. In this embodiment, the outer wall of the sleeve 13 and the inner wall of the third mounting hole 121 are simultaneously provided with mounting grooves, and the sealing ring 60 is disposed in a space surrounded by the two mounting grooves. In other embodiments, the mounting groove may be provided only on the outer wall of the sleeve 13, or only on the inner wall of the third mounting hole 121.
As shown in fig. 1 and 5, the solenoid valve further includes a framework 70, a coil 80, and a protective casing 90, the protective casing 90 is sleeved on the sleeve 13, and both the framework 70 and the coil 80 are disposed in the protective casing 90. Specifically, skeleton 70 includes body 71 and the portion of bending 72, and the portion of bending 72 is located the both sides of body 71, and the portion of bending 72 extends towards the direction of keeping away from the solenoid valve axis, and the installation cavity is enclosed to the inner wall of body 71, the portion of bending 72 and protective housing 90, and coil 80 is located the installation cavity and twines on body 71.
The solenoid valve further includes a pin 100, a fixing frame 110 and a fixing member 120, the pin 100 can electrically connect the solenoid valve with a power source, and the fixing frame 110 can fix the solenoid valve. Wherein the pin 100 is disposed at one side of the protective case 90, and the fixing frame 110 is disposed at the other side of the protective case 90. Specifically, the fixing frame 110 is a "C" shaped structure, one end of the fixing frame 110 is disposed between the protective casing 90 and the sleeve 13, and the other end of the fixing frame 110 is fixed on the upper end surface of the protective casing 90 through the fixing element 120. In the present embodiment, the fixing member 120 is a fastener.
Wherein, the solenoid valve that this embodiment provided is direct action type plunger solenoid valve.
Specifically, the flow rate of the electromagnetic valve is increased with the increase of the preset stroke S1 of the movable iron core and then is basically kept unchanged, and when S1 is d/4, the flow rate of the electromagnetic valve reaches the maximum value.
In the present embodiment, the electromagnetic force of the electromagnetic valve is gradually reduced as the preset stroke S1 of the plunger increases. Specifically, under the condition of the cylindrical skeleton coil, other factors remain unchanged, and the electromagnetic force F of the electromagnetic valve and the preset stroke S1 of the movable iron core approximately satisfy the following conditions: f ^ 1/S12。
By the device provided by the embodiment, the preset stroke of the movable iron core 30 is set to be greater than or equal to the diameter of the quarter valve port 11 in the step S1, and errors such as machining, assembly and the like are added to the preset stroke to obtain the actual stroke of the movable iron core 30, so that the flow requirement and the valve opening capability can be simultaneously met.
The invention further provides a manufacturing method of the electromagnetic valve, the electromagnetic valve includes a housing 10, a stationary core 20 and a movable core 30, the housing 10 is provided with a valve port 11, the stationary core 20 is fixedly disposed in the housing 10, the movable core 30 is movably disposed in the housing 10, and the movable core 30 is disposed corresponding to the valve port 11.
The manufacturing method of the electromagnetic valve comprises the following steps:
s100, acquiring the diameter of the valve port 11;
and S200, determining the preset stroke of the movable iron core 30 according to the diameter of the valve port 11.
The preset stroke of the movable iron core 30 is determined according to the diameter of the valve port 11, and the preset stroke of the movable iron core 30 is not smaller, so that the electromagnetic valve can meet the flow requirement.
In this embodiment, the method for manufacturing the electromagnetic valve further includes:
s300, determining the stroke allowance of the movable iron core 30;
and S400, obtaining the actual stroke of the movable iron core 30 according to the sum of the preset stroke and the stroke allowance.
The actual stroke of the movable iron core 30 is set to be the sum of the preset stroke and the stroke allowance, so that the stroke allowance can ensure that the movable iron core 30 does not have a smaller stroke due to errors.
Wherein, the preset stroke of the movable iron core 30 is determined according to the diameter of the valve port 11, which specifically comprises: the preset stroke of the movable iron core 30 is S1, the diameter of the valve port 11 is d, and S1 is more than or equal to d/4. In the present embodiment, S1 is d/4. By setting the preset stroke of the movable iron core 30 as S1 to be greater than or equal to the diameter of the quarter valve port 11, the theoretical minimum value of the stroke can be accurately calculated, so that the electromagnetic valve can meet the flow requirement.
Specifically, the stroke margin includes a machining error and an assembly error. The actual stroke of the movable iron core 30 can be obtained by adding errors such as processing and assembling to the preset stroke, so that the flow requirement can be met, the actual stroke cannot be too large, and larger electromagnetic force can be obtained, so that the valve opening capability of the electromagnetic valve can be ensured.
Through the manufacturing method provided by the embodiment, the theoretical minimum value (preset stroke) of the stroke can be accurately calculated, and according to the minimum value and machining and assembling errors and the like (stroke allowance), under the condition that the flow meets the requirement (other parts are reasonable in structure), the actual stroke cannot be too large, so that the flow meets the requirement, and the larger electromagnetic force, namely the valve opening capability, can be obtained.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A solenoid valve, characterized in that it comprises:
a housing (10) provided with a valve port (11);
the static iron core (20) is fixedly arranged in the shell (10);
the movable iron core (30) is movably arranged in the shell (10), the movable iron core (30) is provided with a first end and a second end which are oppositely arranged, the first end of the movable iron core (30) is arranged corresponding to the static iron core (20), the second end of the movable iron core (30) is arranged corresponding to the valve port (11), the preset stroke of the movable iron core (30) is S1, the diameter of the valve port (11) is d, and S1 is more than or equal to d/4.
2. The solenoid valve according to claim 1, further comprising a sealing member (40), wherein the second end of the plunger (30) is provided with a first mounting hole, the sealing member (40) is disposed in the first mounting hole, the sealing member (40) is disposed corresponding to the valve port (11), and when the first end of the plunger (30) is engaged with the stationary core (20), an end surface of the sealing member (40) is spaced apart from the valve port (11) by a distance S1.
3. The electromagnetic valve according to claim 1, characterized in that the electromagnetic valve further comprises a return spring (50), a second mounting hole is arranged at a first end of the movable iron core (30), the return spring (50) is arranged in the second mounting hole, one end of the return spring (50) abuts against the stationary iron core (20), and the other end of the return spring (50) abuts against the movable iron core (30).
4. The electromagnetic valve according to claim 1, wherein the housing (10) comprises a valve seat (12) and a sleeve (13) which are connected with each other, the valve port (11) is arranged on the valve seat (12), and the static iron core (20) and the movable iron core (30) are both arranged in the sleeve (13) in a penetrating way.
5. The electromagnetic valve according to claim 4, characterized in that the valve seat (12) has a third mounting hole (121), one end of the sleeve (13) is inserted into the third mounting hole (121), a limiting boss (131) is arranged on the outer wall of the sleeve (13), and the limiting boss (131) abuts against the upper end face of the valve seat (12).
6. The solenoid valve according to claim 5, characterized in that it further comprises a sealing ring (60), a mounting groove being provided on the outer wall of the sleeve (13) and/or on the inner wall of the third mounting hole (121), the sealing ring (60) being arranged in the mounting groove.
7. A manufacturing method of an electromagnetic valve is characterized in that the electromagnetic valve comprises a shell (10), a static iron core (20) and a movable iron core (30), the shell (10) is provided with a valve port (11), the static iron core (20) is fixedly arranged in the shell (10), the movable iron core (30) is movably arranged in the shell (10), and the movable iron core (30) is arranged corresponding to the valve port (11), and the manufacturing method of the electromagnetic valve comprises the following steps:
-obtaining the diameter of the valve port (11);
the preset stroke of the movable iron core (30) is determined according to the diameter of the valve port (11).
8. The method of manufacturing a solenoid valve according to claim 7, further comprising:
determining the stroke allowance of the movable iron core (30);
and obtaining the actual stroke of the movable iron core (30) according to the sum of the preset stroke and the stroke allowance.
9. The method for manufacturing the solenoid valve according to claim 7, wherein the determining the preset stroke of the plunger (30) according to the diameter of the valve port (11) specifically comprises:
the preset stroke of the movable iron core (30) is S1, the diameter of the valve port (11) is d, and S1 is more than or equal to d/4.
10. The method of manufacturing a solenoid valve according to claim 8, wherein the stroke margin includes a machining error and an assembling error.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911275736.9A CN112984194A (en) | 2019-12-12 | 2019-12-12 | Solenoid valve and method for manufacturing solenoid valve |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911275736.9A CN112984194A (en) | 2019-12-12 | 2019-12-12 | Solenoid valve and method for manufacturing solenoid valve |
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| CN112984194A true CN112984194A (en) | 2021-06-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023134750A1 (en) * | 2022-01-14 | 2023-07-20 | 浙江盾安人工环境股份有限公司 | Solenoid valve |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4723755A (en) * | 1985-06-01 | 1988-02-09 | Smc Corporation | Two-port solenoid valve |
| US5054742A (en) * | 1989-09-14 | 1991-10-08 | Danfoss A/A | Magnetic valve |
| US5294089A (en) * | 1992-08-03 | 1994-03-15 | Automatic Switch Company | Proportional flow valve |
| US20010032947A1 (en) * | 1999-02-19 | 2001-10-25 | Freisinger Paul W. | Extended range proportional valve |
| US6450198B1 (en) * | 1999-11-24 | 2002-09-17 | Parker Hannifin Rak Sa | Miniature solenoid valve, and methods of manufacturing it |
| CN201992170U (en) * | 2011-04-01 | 2011-09-28 | 蒋可贞 | Direct action type self-correction two-way solenoid valve |
| JP2013076439A (en) * | 2011-09-30 | 2013-04-25 | Eagle Industry Co Ltd | Solenoid valve |
| WO2013097446A1 (en) * | 2011-12-31 | 2013-07-04 | Danfoss (Tianjin) Ltd. | Solenoid valve |
| CN106051274A (en) * | 2016-08-03 | 2016-10-26 | 奉化市星宇电子有限公司 | Proportional electromagnetic valve used for treating tail gas through solid ammonia |
| WO2016177753A1 (en) * | 2015-05-06 | 2016-11-10 | Eto Magnetic Gmbh | Solenoid valve, use of same, and safety-relevant pneumatic system |
-
2019
- 2019-12-12 CN CN201911275736.9A patent/CN112984194A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4723755A (en) * | 1985-06-01 | 1988-02-09 | Smc Corporation | Two-port solenoid valve |
| US5054742A (en) * | 1989-09-14 | 1991-10-08 | Danfoss A/A | Magnetic valve |
| US5294089A (en) * | 1992-08-03 | 1994-03-15 | Automatic Switch Company | Proportional flow valve |
| US20010032947A1 (en) * | 1999-02-19 | 2001-10-25 | Freisinger Paul W. | Extended range proportional valve |
| US6450198B1 (en) * | 1999-11-24 | 2002-09-17 | Parker Hannifin Rak Sa | Miniature solenoid valve, and methods of manufacturing it |
| CN201992170U (en) * | 2011-04-01 | 2011-09-28 | 蒋可贞 | Direct action type self-correction two-way solenoid valve |
| JP2013076439A (en) * | 2011-09-30 | 2013-04-25 | Eagle Industry Co Ltd | Solenoid valve |
| WO2013097446A1 (en) * | 2011-12-31 | 2013-07-04 | Danfoss (Tianjin) Ltd. | Solenoid valve |
| WO2016177753A1 (en) * | 2015-05-06 | 2016-11-10 | Eto Magnetic Gmbh | Solenoid valve, use of same, and safety-relevant pneumatic system |
| CN106051274A (en) * | 2016-08-03 | 2016-10-26 | 奉化市星宇电子有限公司 | Proportional electromagnetic valve used for treating tail gas through solid ammonia |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023134750A1 (en) * | 2022-01-14 | 2023-07-20 | 浙江盾安人工环境股份有限公司 | Solenoid valve |
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