CN210600381U - Switch electromagnetic valve for engine lubricating system - Google Patents
Switch electromagnetic valve for engine lubricating system Download PDFInfo
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- CN210600381U CN210600381U CN201921597345.4U CN201921597345U CN210600381U CN 210600381 U CN210600381 U CN 210600381U CN 201921597345 U CN201921597345 U CN 201921597345U CN 210600381 U CN210600381 U CN 210600381U
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Abstract
The utility model discloses a switch solenoid valve for an engine lubrication system, which comprises a switch valve body provided with 1 or more oil through ports, wherein a guide oil filling port is arranged at the lower end part of the switch valve body, the upper end of the guide oil filling port is communicated with the oil through port, and the lower end of the guide oil filling port is communicated with an external lubricating oil input interface; a steel ball is installed in the guide oil filling port in a guiding mode, an electromagnetic driving assembly is installed at the upper end portion of the switch valve body and comprises an electromagnetic driving valve plug assembly inserted into the switch valve body, and the electromagnetic driving valve plug assembly is selectively in driving contact with the steel ball under the selective power-on condition and is used for selectively enabling the steel ball to be in contact connection with the guide oil filling port; the utility model discloses mounting structure is compact reliable, and it is few to occupy installation space, is fit for being applied to in the lubricated scene of using of the normal open type that has large-traffic lubricating oil injection demand.
Description
Technical Field
The utility model belongs to engine lubrication system field, concretely relates to switch solenoid valve for engine lubrication system.
Background
Engines generally require a large number of on-off solenoid valves of various specifications to achieve selective injection of lubricating oil into their lubrication systems. The core working principle of the switch electromagnetic valve is that selective action of an electromagnetic valve core is adopted, and selective injection of lubricating oil to relevant nodes of an engine is completed through a valve body. The existing product structure of the switching electromagnetic valve has some technical problems in that the mounting structure occupies the volume and prevents reverse flow, and can not meet the requirement of an engine lubricating system with higher application requirements.
In combination with the research and development experience of the inventor in the field of on-off solenoid valves, and in view of the current state of the prior art, a new on-off solenoid valve product is expected to be developed according to the specific application requirement scene of an engine lubrication system.
Disclosure of Invention
In view of this, the utility model aims at providing an engine is switching solenoid valve for lubricating system, mounting structure is compact reliable, and it is few to occupy installation space, is fit for being applied to in the lubricated scene of using of the normal open type that has large-traffic lubricating oil injection demand.
The utility model adopts the technical scheme as follows:
a switch electromagnetic valve for an engine lubricating system comprises a switch valve body provided with 1 or more oil through ports, wherein a guide oil filling port is arranged at the lower end part of the switch valve body, the upper end of the guide oil filling port is communicated with the oil through port, and the lower end of the guide oil filling port is communicated with an external lubricating oil input interface; the steel ball is installed in the guide oil filling port in a guiding mode, the electromagnetic driving assembly is installed at the upper end portion of the switch valve body and comprises an electromagnetic driving valve core assembly inserted into the switch valve body, and the electromagnetic driving valve core assembly is in selective driving contact with the steel ball under the selective power-on condition and is used for being selectively in contact connection with the guide oil filling port.
Preferably, the guide oil filling port comprises a bottom oil filling port located below and communicated with the external lubricating oil input interface and a conical surface guide port located above and communicated with the bottom oil filling port, and the steel ball is installed in the conical surface guide port in a guiding mode.
Preferably, the switch valve body is integrally formed by injection molding.
Preferably, a valve core sleeve is fixedly sleeved in the switch valve body, the bottom of the valve core sleeve is provided with the guide oil injection port, the guide oil injection port is provided with a steel ball limiting portion used for limiting the stroke of the steel ball, and the electromagnetic drive valve core assembly is inserted into the valve core sleeve.
Preferably, the switch valve body includes a first oil through port at a lower end portion thereof and a second oil through port at an upper end portion thereof.
Preferably, the solenoid-actuated valve element assembly comprises a valve element mounting sleeve sleeved in the solenoid coil, a compression spring is embedded in the valve element mounting sleeve, the lower end of the valve element mounting sleeve is fixedly connected with a solenoid valve element, and the solenoid valve element is inserted in the switch valve body.
Preferably, the electromagnetic coil is provided with a socket for external power connection, the socket being mounted within the mounting extension sleeve.
Preferably, the mounting extension sleeve is provided in an inclined shape.
Preferably, the bottom of the switch valve body is provided with an engine oil filter screen.
Preferably, the utility model also provides an electromagnetic drive assembly of switch solenoid valve, including installing the coil installation casing at the upper end of the switch valve body, install the solenoid in the coil installation casing, the solenoid endotheca is established electromagnetism and is driven valve core assembly simultaneously; the solenoid driven valve element assembly comprises a valve element mounting sleeve which is sleeved in the solenoid coil, a compression spring is embedded in the valve element mounting sleeve, the lower end of the valve element mounting sleeve is fixedly connected with a solenoid valve element, and the solenoid valve element is inserted in the switch valve body.
Preferably, the valve core mounting sleeve comprises an upper valve core mounting sleeve and a lower valve core mounting sleeve which are fixedly clamped, and the compression spring is embedded between the upper valve core mounting sleeve and the lower valve core mounting sleeve; and the electromagnetic valve core is fixedly sleeved in the lower valve core mounting sleeve.
Preferably, the solenoid valve core is provided with a clamping ring, and a groove which is fixedly clamped and matched with the clamping ring is arranged in the lower valve core mounting sleeve.
Preferably, the coil installation casing is including being located the protection installation riveting shell of solenoid side is located respectively the last coil seal mounting panel and the lower coil seal mounting panel of terminal surface about solenoid, coil seal mounting panel installs in the ooff valve body upper end down, simultaneously protection installation riveting shell will go up coil seal mounting panel, lower coil seal mounting panel and ooff valve body upper end withhold the riveting as an organic whole.
The utility model discloses an install electromagnetic drive subassembly and direction oiling mouth respectively at switch valve body upper end and lower tip, direction oiling mouth direction cooperation installation steel ball simultaneously, electromagnetic drive subassembly's electromagnetic drive valve core subassembly and steel ball selectivity drive contact, be used for steel ball selectivity and direction oiling mouth stop contact to be connected, in the time of actual work, when solenoid circular telegram, electromagnetic drive valve core subassembly receives down drive power and steel ball drive contact, make the steel ball be connected with direction oiling mouth stop contact, when solenoid cuts off the power supply, electromagnetic drive valve core subassembly no longer with steel ball drive contact, make steel ball and direction oiling mouth no longer stop contact to be connected, simultaneously under the input pressure of the external lubricating oil input interface input oil that is located switch valve body bottom, make switch valve body belong to the normal open state; the utility model discloses a mounting structure is compact reliable, and it is few to occupy installation space, is fit for being applied to in the lubricated scene of applying of the type that always leads to that has large-traffic lubricating oil and pours into the demand into.
The utility model discloses still further preferably provide the electromagnetic drive subassembly that comprises solenoid, case installation cover, inlay dress compression spring and solenoid case, can effectively ensure the high sensitive drive stroke control to the solenoid case, can realize quick on-off control, and the mounting structure is compact, and it is few to occupy the installation space, and the structure cost is low simultaneously; after the electromagnetic driving assembly is applied to a switch valve body product, on the premise of meeting the requirement of injecting large-flow lubricating oil, the excellent anti-reflux effect can be realized.
Drawings
Fig. 1 is a schematic structural diagram of a switching solenoid valve 1 according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is an enlarged view of the structure of FIG. 2 at A;
fig. 4 is an enlarged view of the structure at B in fig. 2.
Detailed Description
The embodiment of the utility model discloses a switch solenoid valve for an engine lubrication system, which comprises a switch valve body provided with 1 or more oil through ports, wherein the lower end part of the switch valve body is provided with a guide oil filling port, the upper end of the guide oil filling port is communicated with the oil through port, and the lower end of the guide oil filling port is communicated with an external lubricating oil input interface; the steel ball is installed in the guide oil filling port in a guiding mode, the electromagnetic driving assembly is installed at the upper end portion of the switch valve body and comprises an electromagnetic driving valve plug assembly inserted into the switch valve body, and the electromagnetic driving valve plug assembly is in selective driving contact with the steel ball under the selective power-on condition and is used for being in contact connection with the guide oil filling port selectively.
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Referring to fig. 1 and 2, a switching solenoid valve 1 for an engine lubrication system includes a switching valve body 10 having 1 or more oil passages 11, wherein the switching valve body 10 is integrally formed by injection molding; specifically, in the present embodiment, the switch valve body 10 includes a first oil through port 11a located at a lower end portion thereof and a second oil through port 11b located at an upper end portion thereof, and an oil filter screen 12 is provided at a bottom of the switch valve body 10 for improving purity of the injected lubricating oil;
preferably, in the present embodiment, a valve core sleeve 13 is fixedly sleeved in the switch valve body 10, a guide oil injection port 20 is arranged at the bottom of the valve core sleeve 13, the upper end of the guide oil injection port 20 is respectively communicated with the first oil through port 11a and the second oil through port 11b, and the lower end thereof is communicated with the external lubricating oil input port 14; a steel ball 30 is installed in the guide oil injection port 20 in a guide way, and the valve core sleeve 13 is provided with a steel ball limiting part 13a for limiting the stroke of the steel ball 30;
preferably, with further reference to fig. 3, in the present embodiment, the guide oil injection port 20 includes a bottom oil injection port 21 located below and communicating with the external lubricating oil input port 14, and a conical guide port 22 located above and communicating with the bottom oil injection port 21, a steel ball 30 is installed in the conical guide port 22 in a guiding manner, and the maximum stroke H10 range of the steel ball 30 in the switch valve body 10 is not less than 0.2 mm; specifically, in the present embodiment, the maximum stroke H10 of the steel ball 20 in the switch valve body 10 is 0.8mm, which meets the requirement of injecting a large flow of lubricating oil;
in this embodiment, the upper end of the switch valve body 10 is provided with an electromagnetic driving assembly 40, the electromagnetic driving assembly 40 includes an electromagnetic driving valve core assembly 41 inserted into the valve core sleeve 13, the electromagnetic driving valve core assembly 41 is in selective driving contact with the steel ball 30 under the selective power-on condition, and is used for the steel ball 30 to be in cut-off contact connection with the bottom oil injection port 21 selectively;
referring to fig. 4 in further detail, the present embodiment further specifically proposes a preferred electromagnetic driving assembly 40 for opening and closing an electromagnetic valve, which includes a coil mounting housing 42 mounted on an upper end portion of the switch valve body 10, an electromagnetic coil 43 mounted in the coil mounting housing 42, and an electromagnetic driving valve core assembly 41 sleeved in the electromagnetic coil 43; the solenoid driven valve element assembly 41 comprises a valve element mounting sleeve sleeved in a solenoid 43; the valve core mounting sleeve comprises an upper valve core mounting sleeve 41a and a lower valve core mounting sleeve 41b which are fixedly clamped, and a compression spring 41c is embedded between the upper valve core mounting sleeve 41a and the lower valve core mounting sleeve 41 b; meanwhile, one end of the solenoid valve core 41d is fixedly sleeved in the lower valve core mounting sleeve 41b, and the other end of the solenoid valve core 41d is inserted in the valve core sleeve 13;
preferably, in the present embodiment, the solenoid valve core 41d is provided with a snap ring 44, and the lower valve core mounting sleeve 41b is provided with a groove 45 fixedly snap-fitted with the snap ring 44, so as to ensure the mounting reliability of the solenoid valve core 41 d;
preferably, in this embodiment, the coil mounting housing 42 includes a protection mounting rivet shell 42a located on the side surface of the electromagnetic coil 43, and an upper coil sealing mounting plate 42b and a lower coil sealing mounting plate 42c located on the upper and lower end surfaces of the electromagnetic coil 43, respectively, the lower coil sealing mounting plate 42c is mounted on the upper end of the switch valve body 10, and the protection mounting rivet shell 42a fastens and rivets the upper coil sealing mounting plate 42b, the lower coil sealing mounting plate 42c and the upper end of the switch valve body 10 into a whole, so that the mounting structure is compact, the occupied mounting space is small, and efficient mounting can be realized.
The electromagnetic driving assembly 40 provided by the embodiment can effectively ensure high-sensitivity driving stroke control of the electromagnetic valve core 41d, can realize quick switch control, and has a compact mounting structure, small occupied mounting space and low structural cost; after the electromagnetic driving assembly 40 is applied to the switching electromagnetic valve 1 for an engine lubricating system, a very excellent anti-backflow effect can be realized on the premise of meeting the requirement of large-flow lubricating oil injection.
Further preferably, in the present embodiment, the electromagnetic coil 43 is provided with a socket 43a for external power supply connection, the socket 43a being mounted in the mounting extension sleeve 43 b; the installation extension sleeve 43b is arranged to be inclined, so that the external wiring harness can be connected in a quick plug-in fit mode.
In the embodiment, an electromagnetic driving component 40 and a guide oil filling port 20 are respectively installed at the upper end part and the lower end part of a switch valve body 10, meanwhile, a steel ball 30 is installed in the guide matching way of the guide oil filling port 20, an electromagnetic driving valve core component 41 of the electromagnetic driving component 40 is in selective driving contact with the steel ball and is used for being in cut-off contact connection with the guide oil filling port, when an electromagnetic coil 43 is electrified through a plug 43a in actual work, the electromagnetic driving valve core component overcomes the downward displacement of a compression spring 41c along a valve core sleeve 13 after receiving downward driving force and is in driving contact with the steel ball 30, so that the steel ball 30 is in cut-off contact connection with a bottom oil filling port 21, and when an electromagnetic coil 44 is powered off through a plug 43a, the electromagnetic driving valve core component 41 is not in driving contact with the steel ball 30 any more; meanwhile, under the input pressure of the oil input from the external lubricating oil input interface 14 at the bottom of the switch valve body 10, the switch valve body 10 is in a normal open state; the installation structure of this embodiment is compact and reliable, and it is few to occupy installation space, is fit for being applied to in the lubricated application scenario of the normal open type that has large-traffic lubricating oil injection demand, realizes very excellent anti-reflux effect moreover.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A switch electromagnetic valve for an engine lubricating system is characterized by comprising a switch valve body provided with 1 or more oil through ports, wherein a guide oil filling port is arranged at the lower end part of the switch valve body, the upper end of the guide oil filling port is communicated with the oil through port, and the lower end of the guide oil filling port is communicated with an external lubricating oil input interface; the steel ball is installed in the guide oil filling port in a guiding mode, the electromagnetic driving assembly is installed at the upper end portion of the switch valve body and comprises an electromagnetic driving valve core assembly inserted into the switch valve body, and the electromagnetic driving valve core assembly is in selective driving contact with the steel ball under the selective power-on condition and is used for being selectively in contact connection with the guide oil filling port.
2. The on-off solenoid valve for an engine lubrication system according to claim 1, wherein said guide oil injection port comprises a bottom oil injection port located below and communicating with an external lubricant input port and a conical guide port located above and communicating with said bottom oil injection port, said conical guide port having said steel ball guided therein.
3. The switching solenoid valve as claimed in claim 1, wherein the switching valve body is formed by injection molding.
4. The switch electromagnetic valve for the engine lubrication system according to claim 1, wherein a valve core sleeve is fixedly sleeved in the switch valve body, the bottom of the valve core sleeve is provided with the guide oil injection port and a steel ball limiting portion for limiting the travel of the steel ball, and the electromagnetically driven valve core assembly is inserted into the valve core sleeve.
5. The on-off solenoid valve for an engine lubrication system according to claim 1, wherein the on-off valve body includes a first oil passage port at a lower end portion thereof and a second oil passage port at an upper end portion thereof.
6. The switching solenoid valve as claimed in claim 1, wherein said solenoid actuator assembly comprises a coil mounting housing mounted on an upper end portion of said switching valve body, and a solenoid is mounted in said coil mounting housing while said solenoid is fitted in said solenoid-actuated valve body assembly.
7. The switching electromagnetic valve according to claim 1 or 6, wherein the electromagnetically driven valve element assembly includes a valve element mounting sleeve sleeved in the electromagnetic coil, a compression spring is embedded in the valve element mounting sleeve, the lower end of the valve element mounting sleeve is fixedly connected with an electromagnetic valve element, and the electromagnetic valve element is inserted into the switching valve body.
8. The switching solenoid valve as recited in claim 7, wherein said solenoid coil is provided with a socket for connection of an external power source, said socket being installed in said installation extension sleeve.
9. The switching solenoid valve as claimed in claim 8, wherein said mounting extension sleeve is provided in an inclined shape.
10. The switching solenoid valve as claimed in claim 1, wherein the bottom of the switching valve body is provided with an oil filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921597345.4U CN210600381U (en) | 2019-09-25 | 2019-09-25 | Switch electromagnetic valve for engine lubricating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921597345.4U CN210600381U (en) | 2019-09-25 | 2019-09-25 | Switch electromagnetic valve for engine lubricating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210600381U true CN210600381U (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921597345.4U Active CN210600381U (en) | 2019-09-25 | 2019-09-25 | Switch electromagnetic valve for engine lubricating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210600381U (en) |
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2019
- 2019-09-25 CN CN201921597345.4U patent/CN210600381U/en active Active
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