CN205260469U - Change -over valve and be equipped with flexible oil piping system of multisection of change -over valve - Google Patents
Change -over valve and be equipped with flexible oil piping system of multisection of change -over valve Download PDFInfo
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- CN205260469U CN205260469U CN201521083019.3U CN201521083019U CN205260469U CN 205260469 U CN205260469 U CN 205260469U CN 201521083019 U CN201521083019 U CN 201521083019U CN 205260469 U CN205260469 U CN 205260469U
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- switching valve
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Abstract
The utility model discloses a change -over valve and be equipped with flexible oil piping system of multisection of change -over valve, change -over valve include horizontal oil circuit passageway and vertical oil circuit passageway that mutually perpendicular arranged and fed through each other, are equipped with steel ball and the spring that is connected on the horizontal oil circuit passageway, and the spring is fixed on the conversion valve body, and the shrink that the steel ball passes through the spring realizes moving in the left and right sides of vertical oil circuit passageway port. The flexible oil piping system's of multisection structure is: hydraulic tank is through the tube coupling hydraulic pump, and the outer port of horizontal oil circuit passageway of a change -over valve is connected respectively to a port of hydraulic pump connection control valve, two other ports of control valve, another horizontal oil circuit passageway outer end antilinear tube coupling hydraulic tank of change -over valve, and a scalable oil pipe of multisection is connected respectively to vertical oil circuit passageway outer end antilinear pipeline of change -over valve, and hydraulic power unit's business turn over oil port is connected to the scalable oil pipe's of multisection the other end through the hydraulic pressure lock. Use the utility model discloses can satisfy and reduce the required space of equipment fixing, make equipment structure more reasonable.
Description
Technical field
The utility model relates to a kind of technical field of oil circuit control, specifically a kind of switching valve and be provided with conversionThe multi-joint telescoping oil piping system of valve.
Background technology
The machinery equipment that tradition realizes various motion operation is all to need more oil line pipe, and some conventional oilRoad pipeline need take longitudinal space in the time of work, and the space of the larger required installation of stroke is larger, causes equipment volumeBecome large, unreasonable structure.
Utility model content
Technical problem to be solved in the utility model is a kind of switching valve and the multi-joint telescoping oil that is provided with switching valveRoad system, can reduce installation space.
The utility model addresses the above problem with following technical scheme:
Invention one, switching valve of the present utility model, it comprises horizontal asphalt channel and longitudinal oil paths, laterallyAsphalt channel and the mutual vertical arrangement of longitudinal oil paths are also interconnected, and laterally asphalt channel is provided with and is connectedSteel ball and spring, spring is fixed on switching valve valve body, the contraction of steel ball by spring realizes at longitudinal oil circuitMove the port left and right sides of passage.
Invention two, the utility model is provided with the multi-joint telescoping oil piping system of switching valve, and it comprises hydraulic oil container, liquidPress pump, control valve, switching valve, Multi-section retractable oil pipe, hydraulic lock and hydraulic power unit, described hydraulic oilCase is connecting fluid press pump by the road, and hydraulic pump connects a port of control valve, and two other port of control valve dividesDo not connect the horizontal asphalt channel external port of a switching valve, another horizontal asphalt channel external port of switching valveConnect by the road hydraulic oil container, the longitudinal oil paths external port of switching valve connects respectively a more piece by the road canTelescopic oil tube, the other end of Multi-section retractable oil pipe connects the turnover oil port of hydraulic power unit through hydraulic lock.
Described hydraulic power unit is oil cylinder, and the turnover oil port of oil cylinder connects the oil outlet end that enters of hydraulic lock by the roadMouthful, another two oily ports of turnover of hydraulic lock connect respectively Multi-section retractable oil pipe.
The utility model, by adopting Multi-section retractable oil pipe, can make the installing space of equipment diminish, minimizing equipmentTaking up room of entirety, the flexible length of Multi-section retractable oil pipe can design corresponding size according to actual needs.
In the switching valve that the utility model adopts, the steel ball and the spring that are connected are installed, steel ball passes through spring contractionCan stop up oil return opening, in the time needing oil return, spring opens and makes steel ball stop up oil-in, and hydraulic oil enters through oil return openingHydraulic oil container.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model switching valve.
Fig. 2 is the work structuring schematic diagram that the utility model is provided with the multi-joint telescoping oil piping system of switching valve.
In figure: valve body 2-1, steel ball 2-2, spring 2-3, laterally asphalt channel 2-4, longitudinal oil paths 2-5;
Control valve 1, switching valve 2, Multi-section retractable oil pipe 3, hydraulic lock 4, oil cylinder 5, hydraulic pump 6, liquidForce feed case 7.
Detailed description of the invention
As shown in Figure 1, switching valve of the present utility model comprises valve body 2-1, steel ball 2-2, spring 2-3, laterally oilyPaths 2-4, longitudinal oil paths 2-5, laterally asphalt channel 2-4 and the mutual vertical row of longitudinal oil paths 2-5Cloth and being interconnected, laterally asphalt channel 2-4 is provided with the steel ball 2-2 and the spring 2-3 that are connected, spring 2-3Be fixed on valve body 2-1 upper, steel ball 2-2 realizes the port left and right at longitudinal oil paths by the contraction of spring 2-3Two side shiftings, by moving left and right of steel ball 2-2, can realize A-B end conducting or B-C and hold conducting,Steel ball can stop up oil-in and the oil return opening of switching valve.
As shown in Figure 2, the utility model is provided with the multi-joint telescoping oil piping system of switching valve, comprise hydraulic oil container 7,Hydraulic pump 6, control valve 1, switching valve 2, Multi-section retractable oil pipe 3, hydraulic lock 4 and hydraulic power unit 4,Switching valve 2 adopts the switching valve shown in Fig. 1, and hydraulic oil container 7 is connecting fluid press pump 6 by the road, and hydraulic pump 6 connectsA port of control valve 1, two other port of control valve 1 connects respectively the horizontal oil of a switching valve 2The external port of paths 2-4, another horizontal asphalt channel external port of switching valve 2 connects hydraulic oil container by the road7, the longitudinal oil paths external port of switching valve 2 connects respectively a Multi-section retractable oil pipe 3, more piece by the roadThe other end of scalable oil pipe 3 connects the turnover oil port of hydraulic lock 4, and another two of hydraulic lock 4 are entered oil outlet endMouth connects respectively the turnover oil port of oil cylinder 5.
The Multi-section retractable oil pipe 3 that the utility model adopts is the scalable pipe fitting of rigidity, can be arranged on equipment,And realize along with action need to be extended or retract.
The operation principle of multi-joint telescoping oil piping system that the utility model is provided with switching valve is as follows:
The hydraulic oil of hydraulic oil container 7 enters control valve 1 through hydraulic pump 6, enters the A of switching valve 2 through control valve 1Mouthful, promoting the interior steel ball 2-2 of switching valve 2, spring 2-3 is squeezed to shrink and makes steel ball 2-2 stop up the oil return of switching valveMouthful, make hydraulic oil enter Multi-section retractable oil pipe 3 through the B of switching valve mouth, then enter oil cylinder 5 by hydraulic lock 4Complete fuel feeding, realize need action, the oil return path of oil cylinder by another road Multi-section retractable oil pipe,Switching valve is got back to hydraulic oil container 7 or control valve 1.
In the time that operational motion need to keep a state, by control valve 1 fuel cut-off, hydraulic lock 4 closesCan.
The utility model is also applicable to other hydraulic power unit.
Claims (3)
1. switching valve, is characterized in that, it comprises horizontal asphalt channel and longitudinal oil paths, and laterally oil circuit is logicalRoad and the mutual vertical arrangement of longitudinal oil paths are also interconnected, and laterally asphalt channel is provided with the steel ball being connectedAnd spring, spring is fixed on switching valve valve body, and the contraction of steel ball by spring realizes at longitudinal oil pathsMove the port left and right sides.
2. the multi-joint telescoping oil piping system that is provided with switching valve, is characterized in that, it comprise hydraulic oil container, hydraulic pump,Control valve, switching valve, Multi-section retractable oil pipe, hydraulic lock and hydraulic power unit, described hydraulic oil container is through pipeRoad connecting fluid press pump, hydraulic pump connects a port of control valve, and two other port of control valve connects respectivelyThe horizontal asphalt channel external port of a switching valve, another horizontal asphalt channel external port of switching valve by the roadConnect hydraulic oil container, the longitudinal oil paths external port of switching valve connects respectively a Multi-section retractable oil by the roadPipe, the other end of Multi-section retractable oil pipe connects the turnover oil port of hydraulic power unit through hydraulic lock.
3. the multi-joint telescoping oil piping system that is provided with according to claim 2 switching valve, is characterized in that, described liquidPressure power device is oil cylinder, and the turnover oil port of oil cylinder connects the turnover oil port of hydraulic lock, hydraulic lock by the roadAnother two turnover oily ports connect respectively Multi-section retractable oil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521083019.3U CN205260469U (en) | 2015-12-22 | 2015-12-22 | Change -over valve and be equipped with flexible oil piping system of multisection of change -over valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521083019.3U CN205260469U (en) | 2015-12-22 | 2015-12-22 | Change -over valve and be equipped with flexible oil piping system of multisection of change -over valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205260469U true CN205260469U (en) | 2016-05-25 |
Family
ID=56001999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521083019.3U Active CN205260469U (en) | 2015-12-22 | 2015-12-22 | Change -over valve and be equipped with flexible oil piping system of multisection of change -over valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205260469U (en) |
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2015
- 2015-12-22 CN CN201521083019.3U patent/CN205260469U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |