CN221033400U - Electromagnetic valve with bearing - Google Patents
Electromagnetic valve with bearing Download PDFInfo
- Publication number
- CN221033400U CN221033400U CN202322905787.3U CN202322905787U CN221033400U CN 221033400 U CN221033400 U CN 221033400U CN 202322905787 U CN202322905787 U CN 202322905787U CN 221033400 U CN221033400 U CN 221033400U
- Authority
- CN
- China
- Prior art keywords
- armature
- valve
- assembly
- valve ball
- stop iron
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910052742 iron Inorganic materials 0.000 claims abstract description 24
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 239000000306 component Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses an electromagnetic valve with a bearing, which comprises an electromagnet assembly and a main valve assembly, wherein the main valve assembly comprises a valve body, a valve ball and a valve ball seat, the valve ball seat is positioned in the valve body, and the valve ball is positioned on the valve ball seat and matched with an oil liquid channel in the valve body to perform opening and closing operations; the electromagnet assembly is provided with a stop iron assembly, an armature and a push rod, the stop iron assembly and the armature can generate electromagnetic force after being electrified, the armature can move under the action of the electromagnetic force, and the push rod passes through the inside of the stop iron assembly to be in contact with the armature and is matched with the valve ball under the control of the armature so as to control the valve ball to move forwards and backwards; the outer peripheral surface of the armature is sleeved with a plastic bearing which is linked with the armature and provided with an opening, and the outer peripheral surface of the plastic bearing is arranged in a sliding manner with the inner wall of the stop iron assembly. The advantages are that: the utility model can improve the wear resistance and the service life, and does not cause power loss.
Description
Technical Field
The utility model belongs to the technical field of electromagnetic valves, and particularly relates to an electromagnetic valve with a bearing.
Background
At present, as the electrohydraulic control technology is widely applied to various control systems, the application range of the electromagnetic valve serving as a core component is also wider and wider. For example, a proportional solenoid valve is a new type of hydraulic control device that proportionally controls the flow rate, pressure, or changes the direction of a fluid flow, thereby achieving position or speed control of an actuator. The existing electromagnetic valve mainly controls the flow of a valve ball in a main valve by the movement of an armature and driving a push rod by the armature, the armature is generally positioned in a stop iron assembly, the armature and the end surface of the stop iron assembly generate electromagnetic force after being electrified, and the armature drives the push rod to push the valve ball under the action of the electromagnetic force so as to seal the flow; because the outer peripheral surface of the armature is directly contacted and rubbed with the inner peripheral surface of the stop iron assembly, the surface of the armature is usually treated in order to ensure the service life of the armature, but the treatment can lead to the magnetic (power) performance of the armature to be reduced; there is a need for improvement.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide the electromagnetic valve with the bearing, which has the characteristics of improving the wear resistance and prolonging the service life and causing no power loss.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the electromagnetic valve with the bearing comprises an electromagnet assembly and a main valve assembly, wherein the main valve assembly comprises a valve body, a valve ball and a valve ball seat, the valve ball seat is positioned in the valve body, and the valve ball is positioned on the valve ball seat and matched with an oil liquid channel in the valve body to perform opening and closing operations; the electromagnet assembly is provided with a stop iron assembly, an armature and a push rod, the stop iron assembly and the armature can generate electromagnetic force after being electrified, the armature can move under the action of the electromagnetic force, and the push rod passes through the inside of the stop iron assembly to be in contact with the armature and is matched with the valve ball under the control of the armature so as to control the valve ball to move forwards and backwards; the outer peripheral surface of the armature is sleeved with a plastic bearing which is linked with the armature and provided with an opening, and the outer peripheral surface of the plastic bearing is arranged in a sliding manner with the inner wall of the stop iron assembly.
The contact surface of the plastic bearing and the armature is in rotatable contact.
The electromagnet assembly is provided with a limiting seat, the limiting seat is matched with the rear end of the armature to limit the moving displacement of the armature, and the limiting seat is of an adjustable structure.
By adopting the structure, compared with the prior art, the utility model has the following advantages: according to the utility model, the plastic bearing is arranged on the outer peripheral surface of the armature, so that the armature is prevented from being in direct contact with the stop iron assembly, and the magnetic property of the armature is not influenced while the wear resistance is improved; the opening structure of the plastic bearing can facilitate installation.
Drawings
Fig. 1 is a cross-sectional view of the structure of the present utility model.
Fig. 2 is a schematic plan view of the armature and plastic bearing of the present utility model.
Detailed Description
The following description is of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, which is further described with reference to the accompanying drawings and examples.
Examples, see fig. 1-2: the electromagnetic valve with the bearing comprises an electromagnet assembly and a main valve assembly, wherein the main valve assembly comprises a valve body 10, a valve ball 11 and a valve ball seat 12, an oil inlet, an oil outlet and an oil drain are formed in the valve body 10, the valve ball seat 12 is positioned in the valve body 10, and the valve ball 11 is positioned in the valve ball seat 12 and respectively controls the oil inlet, the oil outlet and the oil drain to work. The electromagnet assembly comprises a stop iron assembly, an armature 21, a push rod 22, a yoke 26 and a coil assembly 27, wherein the coil assembly 27 is positioned in the yoke 26 and forms a magnetic circuit between the yoke 26, so that magnetic force generated by the coil assembly 27 can be enclosed inside; the stop iron component and the armature 21 can generate electromagnetic force after being electrified, namely the armature 21 and the stop iron component can generate attractive force which is mutually attracted under the action of magnetic force, one end of the ejector rod 22 is contacted with the armature 21, the other end of the ejector rod 22 is matched with the valve ball 11 in the main valve component to work, namely when the armature 21 moves forwards, the ejector rod 22 can push the valve ball 11 forwards, and the flow adjusting effect is achieved by adjusting the corresponding position of the valve ball 11 in the valve ball seat 12. The stop iron assembly consists of the stop iron 20, the pole shoe 25 and the magnetism isolating sleeve 28, wherein the magnetism isolating sleeve 28 is positioned between the stop iron 20 and the pole shoe 25 and is connected into a whole through welding. A plastic bearing 23 which is linked with the outer peripheral surface of the armature 21 and provided with an opening is sleeved on the outer peripheral surface of the armature 21, the outer peripheral surface of the plastic bearing 23 is arranged in a sliding way with the inner wall of the stop iron assembly, and the contact surface of the plastic bearing 23 and the armature 21 is in rotatable contact; the structure can avoid the direct contact between the armature 21 and the stop iron component, so that the magnetic property of the armature 21 is not influenced while the wear resistance is improved; meanwhile, the open structure of the plastic bearing 23 can facilitate installation. The electromagnet assembly is provided with a limit seat 24, specifically, the limit seat 24 is adjustably screwed on the pole shoe 25, namely, an internal thread is arranged in the pole shoe 25, an external thread is arranged on the peripheral surface of the limit seat 24, and the external thread and the internal thread are mutually screwed; the limit seat 24 cooperates with the rear end of the armature 21 to limit the movement displacement of the armature 21.
Claims (3)
1. The electromagnetic valve with the bearing comprises an electromagnet assembly and a main valve assembly, wherein the main valve assembly comprises a valve body (10), a valve ball (11) and a valve ball seat (12), the valve ball seat (12) is positioned in the valve body (10), and the valve ball (11) is positioned on the valve ball seat (12) and matched with an oil liquid channel in the valve body (10) to perform opening and closing operations; the electromagnetic assembly is provided with a stop iron assembly, an armature (21) and a push rod (22), the stop iron assembly and the armature (21) can generate electromagnetic force after being electrified, the armature (21) can move under the action of the electromagnetic force, and the push rod (22) passes through the inside of the stop iron assembly to be in contact with the armature (21) and is matched with the valve ball (11) under the control of the armature (21) so as to control the valve ball (11) to move forwards and backwards; the method is characterized in that: the outer peripheral surface of the armature (21) is sleeved with a plastic bearing (23) which is linked with the armature and provided with an opening, and the outer peripheral surface of the plastic bearing (23) is arranged in a sliding manner with the inner wall of the stop iron assembly.
2. The solenoid valve with bearing according to claim 1, wherein: the contact surface of the plastic bearing (23) and the armature (21) is in rotatable contact.
3. The solenoid valve with a bearing according to claim 1 or 2, characterized in that: the electromagnet assembly is provided with a limiting seat (24), the limiting seat (24) is matched with the rear end of the armature (21) to limit the moving displacement of the armature (21), and the limiting seat (24) is of an adjustable structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322905787.3U CN221033400U (en) | 2023-10-27 | 2023-10-27 | Electromagnetic valve with bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322905787.3U CN221033400U (en) | 2023-10-27 | 2023-10-27 | Electromagnetic valve with bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221033400U true CN221033400U (en) | 2024-05-28 |
Family
ID=91183005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322905787.3U Active CN221033400U (en) | 2023-10-27 | 2023-10-27 | Electromagnetic valve with bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221033400U (en) |
-
2023
- 2023-10-27 CN CN202322905787.3U patent/CN221033400U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111271477A (en) | Electromagnetic stop safety valve | |
| CN113669461A (en) | Bistable electromagnetic valve | |
| CN107387844B (en) | It is a kind of without friction proportioning valve magnetic structure | |
| CN221033400U (en) | Electromagnetic valve with bearing | |
| CN203784004U (en) | Directly-operated type electromagnetic directional valve | |
| CN201513269U (en) | Electromagnetic control valve | |
| CN106594362A (en) | Pilot type fire-fighting electromagnetic valve | |
| CN205715796U (en) | Automatic diverter valve | |
| CN207111963U (en) | A kind of non-contact type magnet current valve | |
| JP2659317B2 (en) | High-speed solenoid valve | |
| CN206093141U (en) | Electronic expansion valve valve rod limit structure | |
| CN202708274U (en) | Magnetomotive hydraulic directional control valve | |
| CN210600376U (en) | Spring sealed type water drainage electromagnetic valve | |
| CN210371413U (en) | Low-power-consumption high-frequency actuation micro-leakage hydraulic logic valve structure | |
| CN206770648U (en) | Magnetic valve, changing air valve phase control device and vehicle | |
| CN206299874U (en) | Pilot-operated type electromagnetic valve for fire control | |
| CN101709805B (en) | Directly operated type electromagnetic switch valve | |
| CN217842887U (en) | Bidirectional stop electromagnetic reversing valve | |
| CN102808985B (en) | Magnetic hydraulic direction control valve | |
| CN220227342U (en) | Two-position three-way switch electromagnetic valve | |
| CN114776838B (en) | Energy-saving electromagnetic valve | |
| CN220646947U (en) | Bistable switch valve | |
| CN218935454U (en) | Remote control pilot-operated stop valve | |
| CN216430512U (en) | Straight-through electromagnetic valve | |
| CN207599107U (en) | A kind of new and effective solenoid valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |