CN201043545Y - Duplex electro hydraulic reversal valve - Google Patents
Duplex electro hydraulic reversal valve Download PDFInfo
- Publication number
- CN201043545Y CN201043545Y CN 200720069266 CN200720069266U CN201043545Y CN 201043545 Y CN201043545 Y CN 201043545Y CN 200720069266 CN200720069266 CN 200720069266 CN 200720069266 U CN200720069266 U CN 200720069266U CN 201043545 Y CN201043545 Y CN 201043545Y
- Authority
- CN
- China
- Prior art keywords
- valve
- way
- valve body
- multichannel
- road
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to a multi-way electrohydraulic reversing valve, which comprises a multi-way valve body. The multi-way valve body comprises two or more ways of valve bodies, each valve body of the multi-way valve is connected with a two port-three way electromagnetic ball valve and a two port-three way hydraulic valve plug-in vertical to the two port-three way electromagnetic ball valve, and one end of the multi-way valve body is provided with an end cover resisting the hydraulic valve plug-in. Compared with the prior art, the utility model provides a novel multi-way electrohydraulic reversing valve to ensure that the structure of a hydraulic system is compact, processing, installation and maintenance are convenient, and the costs of fabrication and reparation are reduced.
Description
Technical field
The utility model relates to a kind of industrial hydraulic control component, relates in particular to a kind of hydrovalve, furthermore relates to a kind of multichannel electro-hydraulic reversing valve.
Background technique
Under equal power situation, because little, in light weight, the compact structure of hydraulic actuator volume, stable working, reflection are soon, be easy to realize quick startup, braking and frequent advantages such as commutation, so it is widely used in each side such as machine-building, engineering construction, petrochemical industry, communications and transportation, military machine, mine metallurgy, light industry, agricultural machinery, fishery, forestry.Simultaneously, also be applied to each field of engineering technology such as space flight and aviation, ocean development, nuclear energy engineering and earthquake prediction.
Existing hydraulicdirectional control valve, a general valve body can only satisfy a function, for the mechanism of hydraulic system more complicated, needed valve body kind and quantity can be a lot, layout is got up also cumbersome, and pipeline is more complicated also, and corresponding cost also will increase.The hydraulic system that has needs multi-way reversing control, can install a plurality of board-like connections or tubular type concentratedly and connect selector valve, perhaps adopt manually operated multiple directional control valve, if but require electrichydraulic control, and weight and boundary dimension often are difficult to satisfy when all restricted.
The Chinese patent notice of authorization, application number: 200620121373.1, name is called the patent of complex function hydrovalve, comprise an one-way valve, a safety overflow valve, a back pressure relief valve and a 3-position 4-way electro-hydraulic reversing valve, it is characterized in that: it connects order and once is oil inlet P mouth, one-way valve, 1 mouthful of the oil inlet P of 3-position 4-way electro-hydraulic reversing valve, 1 mouthful of the oil return inlet T of 3-position 4-way electro-hydraulic reversing valve, back pressure relief valve, oil outlet P2 mouth; The oil outlet of one-way valve also is connected with safety overflow valve and oil return inlet T mouth; The unloading port of 3-position 4-way electro-hydraulic reversing valve is communicated in the oil return inlet T mouth, and other two mouthfuls are respectively controlled oil outlet A mouth and controlled oil outlet B mouth.This hydrovalve gathers together with the function with multiple valve only, but for the multichannel controlled hydraulic system, under the condition of not adding other part, still can not satisfy the needs of multi-way reversing.
The model utility content
Technical problem to be solved in the utility model is, overcomes the defective of selector valve in the multi-way reversing control, and a kind of multichannel electro-hydraulic reversing valve that is applied to hydraulic system is provided.
In order to address the above problem, the technical solution of the utility model is such:
The multichannel electro-hydraulic reversing valve, comprise the multichannel valve body, it is characterized in that, described multichannel valve body comprises two-way and the above valve body of two-way, on the valve body of every road of described multichannel valve body, be connected with the two-position three way Solenoid ball valve and with the perpendicular two-position three way hydraulic operated valve plug-in unit of two-position three way Solenoid ball valve, an end of described multichannel valve body is provided with the end cap that the hydraulic operated valve plug-in unit is installed.
Described two-position three way Solenoid ball valve and two-position three way hydraulic operated valve plug-in unit become symmetric arrangement up and down on the valve body of every road.
The laterally zygomorphic valve pool that surges that has laterally zygomorphic Solenoid ball valve interface and vertical Solenoid ball valve interface on every road valve body of described multichannel valve body, described two-position three way Solenoid ball valve is by being connected on the corresponding up and down Solenoid ball valve interface of valve body, and described two-position three way hydraulic operated valve plug-in unit is arranged in the laterally zygomorphic valve pool that surges of valve body.
Described two-position three way Solenoid ball valve is installed in the multichannel valve body by screw thread, and ball seat and steel ball are contained in valve pocket inside; Valve pocket inside is installed lower valve base, axle sleeve, upper valve base, steel ball, spring, plug screw from inside to outside respectively, and the centre of two steel balls is bearing pins; Valve pocket has the circular groove of two radial aperture; Groove near electromagnet one end leads to the T road, and the groove of an end leads to the A road; The plug screw axial aperture is led to the P road.
Dress guide sleeve in the described hydraulic operated valve, preceding valve pocket, the center, left side is porose wears, and seal groove is arranged; There is the axial seal groove outer ring, has a straight hole to communicate with inclined hole in the preceding valve pocket peripheral groove in the groove, and the total T road of peripheral groove and multichannel valve body communicates; Peripheral groove has inclined hole and endoporus to lead to; Main valve seat is pushed down preceding valve pocket, and back valve pocket is pushed down main valve seat, and end cap is pushed down the back valve pocket; Main valve plug is that two-stage is concentric, and little cylindrical cooperates with guide sleeve, and big cylindrical cooperates with the back valve pocket; Big cylindrical has the conical surface to realize sealing with the endoporus right-hand member of main valve seat; Big cylindrical has the conical surface to realize sealing with the endoporus right-hand member of main valve seat, cuts off P road and A1/A2 road; The cylindrical of guide sleeve has the conical surface to realize sealing with the endoporus left end of main valve seat, cuts off T road and A1/A2 road; There is the axial step hole main valve plug inside, the macropore mounting spring, and the radial hole of aperture by little cylindrical leads to the outside, and the logical or P of A1/A2 and T is led to; Back valve pocket cylindrical has total P road of groove and multichannel valve body logical, has radial hole to lead to endoporus on the groove; The main spring seat is contained in the valve pocket of back, and the two-stage step hole is arranged, and macropore is as the main spring location, and aperture is as hydraulic channel; Main spring is contained between main valve plug and the main spring seat.
Beneficial effect, compared with prior art, the utility model provides a kind of multichannel electro-hydraulic reversing valve of novelty, makes the hydraulic system structure compactness, and installation and processing is safeguarded very convenient, has reduced the cost of making maintenance.
Description of drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is the valve body structure schematic representation of the utility model multichannel electro-hydraulic reversing valve.
Fig. 2 is that the A of Fig. 1 is to structural representation.
Fig. 3 is that the B of Fig. 2 is to structural representation.
Fig. 4 is the structural profile schematic representation of the utility model multichannel electro-hydraulic reversing valve.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the road electro-hydraulic reversing valve mainly is made up of two-position three way Solenoid ball valve, multichannel valve body 2, hydraulic operated valve plug-in unit and end cap etc.Hydraulic operated valve installation direction and two-position three way Solenoid ball valve meet at right angles.
Described two-position three way Solenoid ball valve 1 is installed in the multichannel valve body 2 by screw thread.Ball seat 1.4 and steel ball 1.5 are contained in valve pocket 1.3 inside.The centre that valve pocket 1.3 inside are installed lower valve base 1.6, axle sleeve 1.8, upper valve base 1.9, steel ball 1.5, spring 1.11,1.13, two steel balls 1.5 of plug screw from inside to outside respectively is a bearing pin 1.10.Valve pocket has the circular groove of two radial aperture.Groove near electromagnet one end leads to the T road, and the groove of an end leads to the A road.Plug screw 1.13 axial aperture are led to the P road.
Described hydraulic operated valve, dress guide sleeve 4 in the preceding valve pocket 3, the center, left side is porose wears, and seal groove is arranged; There is the axial seal groove outer ring, has a straight hole to communicate with inclined hole in preceding valve pocket 3 peripheral groove in the groove, and peripheral groove and multichannel valve body 2 total T roads communicate; Peripheral groove has inclined hole and endoporus to lead to.Main valve seat 6 is pushed down preceding valve pocket 3, and back valve pocket 8 is pushed down main valve seat 6, and end cap 9 is pushed down back valve pocket 8.Main valve plug 5 is that two-stage is concentric, and little cylindrical cooperates with guide sleeve, and big cylindrical cooperates with the back valve pocket.Big cylindrical has the conical surface to realize sealing with the endoporus right-hand member of main valve seat 6.Big cylindrical has the conical surface to realize sealing with the endoporus right-hand member of main valve seat 6, cuts off P road and A1/A2 road.The cylindrical of guide sleeve 4 has the conical surface to realize sealing with the endoporus left end of main valve seat 6, cuts off T road and A1/A2 road.There is the axial step hole main valve plug 5 inside, the macropore mounting spring, and the radial hole of aperture by little cylindrical leads to the outside, and the logical or P of A1/A2 and T is led to.Back valve pocket cylindrical has total P road of groove and multichannel valve body 2 logical, has radial hole to lead to endoporus on the groove.Main spring seat 9 is contained in the valve pocket 8 of back, and the two-stage step hole is arranged, and macropore is as main spring 7 location, and aperture is as hydraulic channel.Main spring 7 is contained between main valve plug 5 and the main spring seat 9.
Two-position three way Solenoid ball valve 1 can be used as independently parts, is installed in the multichannel valve body 2 by screw thread.Ball seat 1.4 and steel ball 1.5 are contained in valve pocket 1.3 inside.The centre that valve pocket 1.3 inside are installed lower valve base 1.6, axle sleeve 1.8, upper valve base 1.9, steel ball 1.5, spring 1.11,1.13, two steel balls 1.5 of plug screw from inside to outside respectively is a bearing pin 1.10.Valve pocket has the circular groove of two radial aperture.Groove near electromagnet one end leads to the T road, and the groove of an end leads to the A road.Plug screw 1.13 axial aperture are led to the P road.The two-position three way Solenoid ball valve is provided with three seals, is respectively applied for P road, A road, the sealing of T road and and extraneous sealing.
Hydraulic operated valve installation direction and two-position three way Solenoid ball valve meet at right angles.Dress guide sleeves 4 in the preceding valve pocket 3, the center, left side is porose wears, and seal groove is arranged; There is the axial seal groove outer ring, has a straight hole to communicate with inclined hole in preceding valve pocket 3 peripheral groove in the groove, and peripheral groove and multichannel valve body 2 total T roads communicate; Peripheral groove has inclined hole and endoporus to lead to.Main valve seat 6 is pushed down preceding valve pocket 3, and back valve pocket 8 is pushed down main valve seat 6, and end cap 9 is pushed down back valve pocket 8.Main valve plug 5 is that two-stage is concentric, and little cylindrical cooperates with guide sleeve, and big cylindrical cooperates with the back valve pocket.Big cylindrical has the conical surface to realize sealing with the endoporus right-hand member of main valve seat 6.Big cylindrical has the conical surface to realize sealing with the endoporus right-hand member of main valve seat 6, cuts off P road and A1/A2 road.The cylindrical of guide sleeve 4 has the conical surface to realize sealing with the endoporus left end of main valve seat 6, cuts off T road and A1/A2 road.There is the axial step hole main valve plug 5 inside, the macropore mounting spring, and the radial hole of aperture by little cylindrical leads to the outside, and the logical or P of A1/A2 and T is led to.Back valve pocket cylindrical has total P road of groove and multichannel valve body 2 logical, has radial hole to lead to endoporus on the groove.Main spring seat 9 is contained in the valve pocket 8 of back, and the two-stage step hole is arranged, and macropore is as main spring 7 location, and aperture is as hydraulic channel.Main spring 7 is contained between main valve plug 5 and the main spring seat 9, and the pre-compression force of generation withstands on main valve plug 5 on the main valve seat 6.
The action of hydraulic operated valve is undertaken by the A road aperture and the T road aperture of linking up with the two-position three way Solenoid ball valve on the multichannel valve body 2, and this two aperture leads to the left side of multichannel valve body 2, is blocked by screw plug 16 and plug screw 18.
During the electromagnet outage, Pst cuts off, and A and T are logical, and hydraulic operated valve main valve plug 5 is subjected to the pressure of main spring 7 and keeps sealing with main valve seat 6, cuts off P, and A1/A2 and T are logical.
During the electromagnet energising, T cuts off, and A and Pst are logical, and hydraulic operated valve main valve plug 5 is moved to right by hydraulic coupling with guide sleeve 4, cuts off T, and A1/A2 and P are logical.
More than show and described basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. multichannel electro-hydraulic reversing valve, comprise the multichannel valve body, it is characterized in that, described multichannel valve body comprises two-way and the above valve body of two-way, on the valve body of every road of described multichannel valve body, be connected with the two-position three way Solenoid ball valve and with the perpendicular two-position three way hydraulic operated valve plug-in unit of two-position three way Solenoid ball valve, an end of described multichannel valve body is provided with the end cap that withstands the hydraulic operated valve plug-in unit.
2. multichannel electro-hydraulic reversing valve according to claim 1 is characterized in that, described two-position three way Solenoid ball valve and two-position three way hydraulic operated valve plug-in unit become symmetric arrangement up and down on the valve body of every road.
3. multichannel electro-hydraulic reversing valve according to claim 1, it is characterized in that, the laterally zygomorphic valve pool that surges that has laterally zygomorphic Solenoid ball valve interface and vertical Solenoid ball valve interface on every road valve body of described multichannel valve body, described two-position three way Solenoid ball valve is by being connected on the corresponding up and down Solenoid ball valve interface of valve body, and described two-position three way hydraulic operated valve plug-in unit is arranged in the laterally zygomorphic valve pool that surges of valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720069266 CN201043545Y (en) | 2007-04-24 | 2007-04-24 | Duplex electro hydraulic reversal valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720069266 CN201043545Y (en) | 2007-04-24 | 2007-04-24 | Duplex electro hydraulic reversal valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201043545Y true CN201043545Y (en) | 2008-04-02 |
Family
ID=39258439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200720069266 Expired - Fee Related CN201043545Y (en) | 2007-04-24 | 2007-04-24 | Duplex electro hydraulic reversal valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201043545Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976173A (en) * | 2015-05-28 | 2015-10-14 | 江西洪都航空工业集团有限责任公司 | Installation method of steel ball electro-hydraulic valve |
| CN107387831A (en) * | 2017-06-16 | 2017-11-24 | 盐城市东荣石油机械有限公司 | A kind of multiple-directional control valve for petroleum machinery |
-
2007
- 2007-04-24 CN CN 200720069266 patent/CN201043545Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976173A (en) * | 2015-05-28 | 2015-10-14 | 江西洪都航空工业集团有限责任公司 | Installation method of steel ball electro-hydraulic valve |
| CN107387831A (en) * | 2017-06-16 | 2017-11-24 | 盐城市东荣石油机械有限公司 | A kind of multiple-directional control valve for petroleum machinery |
| CN107387831B (en) * | 2017-06-16 | 2018-12-14 | 盐城市东荣石油机械有限公司 | A kind of multiple-directional control valve for petroleum machinery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101723274B (en) | Main winch retracting and stretching control system of rotary drilling rig and rotary drilling rig | |
| CN202402380U (en) | Compression garbage truck and hydraulic system thereof | |
| CN201891689U (en) | Cartridge inserted two-position three-way electro-hydraulic reversing valve | |
| CN201043545Y (en) | Duplex electro hydraulic reversal valve | |
| CN101871537A (en) | Mining intrinsic safety electro-hydraulic control reversing valve core component | |
| CN203098440U (en) | Electric-wheel dump-truck lifting hydraulic integration control valve set | |
| CN201232784Y (en) | Load holding valve | |
| CN201007295Y (en) | Wet-type electromagnetic direction changing valve | |
| CN101294591A (en) | Two-position three-way electrohydraulic reversal valve | |
| CN101869788B (en) | Emulsion backwash filter station and hydraulic control change valve thereof | |
| CN201281050Y (en) | Novel emergency protection arrangement for three-stage electrohydraulic servo valve | |
| CN205277983U (en) | Differential pneumatic cylinder | |
| CN101446307A (en) | Mechanical feedback plug-in mounting type proportional throttle valve system | |
| CN103321979A (en) | Handle pilot valve capable of improving excavator inching operation | |
| CN201344161Y (en) | Mechanical-feedback plug-in proportional throttle valve | |
| CN202017671U (en) | Rotatable integrated hydraulic valve block group | |
| CN203230677U (en) | Automatic oil supplementing system of closed hydraulic cargo winch | |
| CN203488786U (en) | Multiway valve body | |
| CN202790680U (en) | Electronic controlled proportional multi-way valve | |
| CN201934110U (en) | Electro-hydraulic control reversing valve | |
| CN103307310B (en) | The electromagnetic priority valve of mine hydraulic bracket electrohydraulic control system | |
| CN2839690Y (en) | Superimposed relief valve | |
| CN104235097B (en) | Pressure-compensated valve | |
| CN203161701U (en) | Damped speed controllable hydraulic valve bank | |
| CN202946467U (en) | Electric hydraulic control one-way valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080402 Termination date: 20160424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |