CN209838810U - Multi-way valve with energy awakening system in reversing working link - Google Patents
Multi-way valve with energy awakening system in reversing working link Download PDFInfo
- Publication number
- CN209838810U CN209838810U CN201920148670.6U CN201920148670U CN209838810U CN 209838810 U CN209838810 U CN 209838810U CN 201920148670 U CN201920148670 U CN 201920148670U CN 209838810 U CN209838810 U CN 209838810U
- Authority
- CN
- China
- Prior art keywords
- oil
- wake
- awakening
- valve
- reversing
- 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.)
- Withdrawn - After Issue
Links
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 201
- 239000010720 hydraulic oil Substances 0.000 abstract description 11
- 238000007599 discharging Methods 0.000 abstract description 7
- 230000002618 waking effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Landscapes
- Safety Valves (AREA)
Abstract
The utility model discloses a multi-way valve with an energy awakening system in a reversing work unit, which comprises a valve body, wherein a logic oil inlet channel, a main oil return channel, an awakening oil discharging cavity and a valve core slide way are arranged on the valve body, and a reversing valve core is arranged in the valve core slide way in a sealing and sliding way; a wake-up oil passage is arranged in the reversing valve core, a wake-up oil return hole is formed in the side wall of the wake-up oil passage, a wake-up valve seat is hermetically and slidably mounted in the wake-up oil passage, and the wake-up valve seat divides the wake-up oil passage into a wake-up chamber and an oil discharge chamber; the reversing valve core is provided with a wake-up oil inlet hole and a wake-up oil discharging hole, and the wake-up valve seat is provided with a valve seat oil discharging hole; a wake-up sealing step is arranged in the wake-up chamber, and a sealing force application device is arranged in the wake-up oil passage; the valve body is provided with an awakening oil drain passage, and the awakening oil drain passage is provided with an oil discharge control valve. The utility model discloses hydraulic oil accessible awakens up oil gallery oil return off-load, in the twinkling of an eye when unloading oil control valve and closing, awakens up disk seat one side and can establish pressure fast, and this pressure can provide high energy for other action components.
Description
Technical Field
The utility model relates to a wake-up device technical field especially relates to a switching-over work is linked and is had multi-way valve of energy wake-up system.
Background
The current open system can only use manual energy when awakening due to no energy reserve, other energy (such as hydraulic oil high-pressure energy) can only be unloaded and cannot be used for forming a high-energy level system, and therefore the open system cannot be intelligentized and cannot be automated, and only energy provided by other equipment can be used for awakening.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a multiway valve that system was awaken up to energy has in the switching-over work antithetical couplet is provided, has the off-load function, and can awaken up for open system time non-manual operation can carry out the energy, has realized required energy oneself and has provided, conveniently realizes automatically controlled.
In order to solve the technical problem, the technical scheme of the utility model is that: a multi-way valve with an energy awakening system in a reversing working connection comprises a valve body, wherein a logic oil inlet channel and a main oil return channel are arranged on the valve body; the valve body is provided with a valve core slide way communicated with the logic oil inlet channel and the main oil return channel, a reversing valve core is hermetically and slidably mounted in the valve core slide way, one side, away from the logic oil inlet channel, of the main oil return channel on the valve body is provided with a wake-up oil discharging cavity, and the valve core slide way is also communicated with the wake-up oil discharging cavity; a wake-up oil passage is arranged in the reversing valve core, a wake-up oil return hole communicated with the main oil return channel is formed in the side wall of the wake-up oil passage, a wake-up valve seat is arranged in the wake-up oil passage at the wake-up oil return hole in a sealing and sliding mode, and the wake-up valve seat divides the wake-up oil passage into a wake-up chamber and an oil discharge chamber; the reversing valve core is provided with a awakening oil inlet hole communicated with the logic oil inlet channel and the awakening chamber and an awakening oil unloading hole communicated with the awakening oil unloading cavity and the oil unloading cavity, and the awakening valve seat is provided with a valve seat oil unloading hole communicated with the awakening chamber and the oil unloading cavity; a wake-up sealing step is arranged in the wake-up chamber, and a sealing force application device which enables the wake-up valve seat to abut against and be sealed at the wake-up sealing step is arranged in the wake-up oil passage; the valve body is provided with a wake-up oil drainage channel communicated with the wake-up oil discharge cavity, and the wake-up oil drainage channel is provided with an oil discharge control valve.
Preferably, the seal biasing device includes a seal biasing spring provided in the oil drain chamber.
As the preferred technical scheme, the awakening valve seat is provided with an awakening oil return ring groove which can be communicated with the awakening chamber and the awakening oil return hole, and the sealing force application device enables the awakening oil return ring groove to be abutted against and sealed at the awakening sealing step.
As a preferred technical scheme, a main oil inlet channel and two auxiliary oil inlet channels communicated with the main oil inlet channel are further arranged on the valve body, and an oil inlet one-way valve positioned between the main oil inlet channel and the two auxiliary oil inlet channels is mounted on the valve body; the reversing valve is characterized in that two working oil passages corresponding to the two auxiliary oil inlet passages are arranged on the valve body, two main oil return passages are arranged and correspond to the two working oil passages, the valve core slide way is communicated with the two auxiliary oil inlet passages and the two working oil passages, and the reversing valve core is provided with a liquid passing ring groove which can be communicated with the working oil passages and corresponds to the auxiliary oil inlet passages or the main oil return passages.
As a preferable technical scheme, the oil unloading control valve is a two-position two-way electromagnetic valve.
Due to the adoption of the technical scheme, the multi-way valve with the energy awakening system in the reversing working connection comprises a valve body, wherein a logic oil inlet channel and a main oil return channel are arranged on the valve body; the valve body is provided with a valve core slide way communicated with the logic oil inlet channel and the main oil return channel, a reversing valve core is hermetically and slidably mounted in the valve core slide way, one side, away from the logic oil inlet channel, of the main oil return channel on the valve body is provided with a wake-up oil discharging cavity, and the valve core slide way is also communicated with the wake-up oil discharging cavity; a wake-up oil passage is arranged in the reversing valve core, a wake-up oil return hole communicated with the main oil return channel is formed in the side wall of the wake-up oil passage, a wake-up valve seat is arranged in the wake-up oil passage at the wake-up oil return hole in a sealing and sliding mode, and the wake-up valve seat divides the wake-up oil passage into a wake-up chamber and an oil discharge chamber; the reversing valve core is provided with a awakening oil inlet hole communicated with the logic oil inlet channel and the awakening chamber and an awakening oil unloading hole communicated with the awakening oil unloading cavity and the oil unloading cavity, and the awakening valve seat is provided with a valve seat oil unloading hole communicated with the awakening chamber and the oil unloading cavity; a wake-up sealing step is arranged in the wake-up chamber, and a sealing force application device which enables the wake-up valve seat to abut against and be sealed at the wake-up sealing step is arranged in the wake-up oil passage; the valve body is provided with a wake-up oil drainage channel communicated with the wake-up oil discharge cavity, and the wake-up oil drainage channel is provided with an oil discharge control valve. The utility model has the advantages that the hydraulic oil returns through the awakening oil return hole and the awakening oil discharge hole respectively under normal conditions, and the unloading function is realized; control unload in the twinkling of an eye that oil control valve closed, awaken up disk seat one side and can establish pressure fast, this pressure can provide high energy for other action electrical control element, like this the utility model discloses can just can carry out the energy for open system lower non-manual operation and not need other equipment or other energy and awaken up, realize required energy and oneself provide, conveniently realize the automatically controlled change.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of FIG. 1 at I;
fig. 3 is a schematic structural view of the reversing valve element of the embodiment of the present invention in the left position;
FIG. 4 is a schematic structural view of the reversing valve element of the embodiment of the present invention at the right position;
fig. 5 is a hydraulic schematic diagram of an embodiment of the present invention, in which a logic oil inlet channel is indicated by P'.
In the figure: 1-a valve body; 11-a main oil inlet channel; 12-auxiliary oil inlet channel; 13-working oil ducts; 14-a main oil return passage; 15-a logic oil inlet channel; 16-wake up drain; 17-awakening a fuel relief cavity; 18-a spool slide; 2-a reversing valve core; 21-awakening oil through passage; 211-wake-up chamber; 212-a fuel dump chamber; 22-awakening an oil inlet hole; 23-awakening an oil return hole; 24-awakening an oil unloading hole; 25-working liquid through ring groove; 31-wake-up valve seat; 32-wake up the sealing step; 33-a seal biasing spring; 34-awakening the oil return ring groove; 35-valve seat oil relief hole; 4-oil discharge control valve.
Detailed Description
The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1 to 5, a multiway valve with an energy wake-up system in a reversing working link comprises a valve body 1, wherein a logic oil inlet passage 15 and a main oil return passage 14 are arranged on the valve body 1; the valve body 1 is provided with a valve core slide way 18 which is communicated with the logic oil inlet channel 15 and the main oil return channel 14, a reversing valve core 2 is hermetically and slidably arranged in the valve core slide way 18, the structures are conventional structures of a reversing working union, the reversing working union illustrated in the embodiment is provided with a main oil inlet channel 11 and two auxiliary oil inlet channels 12 which are communicated with the main oil inlet channel 11, and the valve body 1 is provided with an oil inlet one-way valve which is positioned between the main oil inlet channel 11 and the two auxiliary oil inlet channels 12; be equipped with two on the valve body 1 and two work oil duct 13 that vice oil feed passageway 12 corresponds respectively, main oil return passageway 14 is equipped with two and respectively with two work oil duct 13 corresponds, case slide 18 still communicates two vice oil feed passageway 12 and two work oil duct 13, be equipped with on the switching-over case 2 and communicate work oil duct 13 with corresponding the work of vice oil feed passageway 12 or main oil return passageway 14 leads to liquid ring groove 25.
In this embodiment, an awakening oil relief cavity 17 is disposed on one side of the valve body 1, which is located on the main oil return channel 14 and is far away from the logic oil inlet channel 15, and the valve core slide 18 is further communicated with the awakening oil relief cavity 17. The direction changing valve element 2 is internally provided with a wake-up oil passage 21, the side wall of the wake-up oil passage 21 is provided with wake-up oil return holes 23 communicated with the main oil return channel 14, and this embodiment shows that the wake-up oil return holes 23 are four and are uniformly arranged along the same circumferential direction of the direction changing valve element 2.
The awakening valve seat 31 is arranged in the awakening oil passage 21 at the awakening oil return hole 23 in a sealing and sliding mode, the awakening valve seat 31 divides the awakening oil passage 21 into an awakening chamber 211 and an oil discharge chamber 212, and as can be seen from the attached drawing, the awakening chamber 211 is close to the logic oil inlet passage 15, and the oil discharge chamber 212 is far away from the logic oil inlet passage 15. The reversing valve element 2 is provided with a communicating logic oil inlet passage 15, a waking oil inlet hole 22 of the waking chamber 211 and a communicating waking oil unloading cavity 17 and a waking oil unloading hole 24 of the oil unloading cavity 212, the waking valve seat 31 is provided with a communicating waking chamber 211 and a valve seat oil unloading hole 35 of the oil unloading cavity 212, and the cross-sectional area of the valve seat oil unloading hole 35 is smaller than that of the waking oil passage 21.
A awakening sealing step 32 is arranged in the awakening chamber 211, and a sealing force application device which enables the awakening valve seat 31 to abut against and be sealed at the awakening sealing step 32 is arranged in the awakening oil channel 21. When hydraulic oil is not filled in the awakening oil passage 21, the awakening valve seat 31 is pressed against the awakening sealing step 32 by the sealing force application device, and the awakening valve seat 31 isolates the awakening chamber 211 from the main oil return passage 14. The seal biasing means includes a seal biasing spring 33 provided in the oil relief chamber 212, but may be configured to have an elastic biasing force. But this embodiment it can communicate to awaken up to be equipped with on the valve seat 31 awaken up the room 211 with awaken up the oil return ring groove 34 of awakening up oil return hole 23, sealed force application device makes awaken up oil return ring groove 34 and support to lean on sealedly and be in awaken up sealed step 32 department, awaken up oil return ring groove 34 and can improve the oil return off-load effect.
The valve body 1 is provided with an awakening oil drain passage 16 communicated with the awakening oil discharge cavity 17, and the awakening oil drain passage 16 is provided with an oil discharge control valve 4. In this embodiment, the oil discharge control valve 4 is a two-position two-way electromagnetic valve, and can be designed to be normally open when power is off, and also can be normally open when power is on, and this embodiment is explained by normally opening when power is off.
The overall working principle of the embodiment is as follows: logic oil of a conventional reversing working union enters the logic oil inlet passage 15, the reversing valve element 2 is located at a middle position, the oil discharge control valve 4 is in a power-off state, hydraulic oil used as the logic oil enters the awakening chamber 211 in the awakening oil passage 21 through the logic oil inlet passage 15 and the awakening oil inlet hole 22, because certain pressure exists in the hydraulic oil, when the hydraulic oil reaches the awakening valve seat 31, certain pressure difference can be generated on two sides of the awakening valve seat 31 due to pressure loss and oil discharge effect, namely the pressure in the awakening chamber 211 is greater than the pressure in the oil discharge chamber 212, the pressure difference can overcome some spring force of the sealing force application spring 33 to enable the awakening valve seat 31 to leave the awakening sealing step 32, so that the hydraulic oil is divided into two strands, and one strand passes through the valve seat oil discharge hole 35, the awakening oil discharge hole 24, the awakening oil discharge cavity 17 and the awakening, the other strand realizes oil return unloading through the awakening oil return ring groove 34, the awakening oil return hole 23 and the main oil return channel 14; the oil discharge control valve 4 is closed after being electrified, the awakening oil discharge passage 16 is blocked, in the instant of blocking, hydraulic oil still enters the oil discharge chamber 212 through the valve seat oil discharge hole 35, until the blocking is finished, the pressure in the awakening chamber 211 is balanced with the pressure in the oil discharge chamber 212, as the awakening oil discharge ring groove 34 on the awakening valve seat 31 is a non-hydraulic pressure force application surface, the right side force application area of the awakening valve seat 31 is larger than the left side force application area, namely the hydraulic pressure on the right side of the awakening valve seat 31 is larger than the hydraulic pressure on the left side, the awakening valve seat 31 is supported on the awakening sealing step 32 again under the action of pressure difference and the sealing force application spring 33, the oil return of the awakening oil return hole 23 is completely cut off, high pressure is continuously established in the awakening chamber 211 due to continuous hydraulic oil gathering, and can provide high energy for other action electric, at this time, the pressure in the oil relief chamber 212 is also kept high due to the communication effect of the valve seat oil relief hole 35, and the awakening valve seat 31 is always kept in a sealed and isolated state under the action of pressure difference between two sides and spring force. Therefore, the embodiment realizes high-voltage output by using a weak current signal, realizes awakening of other action electric control elements by using the energy accumulated by the hydraulic oil of the embodiment, does not need manual operation, and does not use other equipment or other energy; when the reversing valve core 2 is in the left position or the right position, the awakening oil inlet 22 is blocked, and the normal work control of the controlled element is realized mainly through the main oil inlet channel 11, the auxiliary oil inlet channel 12, the working oil channel 13 and the main oil return channel 14, so that the high pressure does not influence the normal reversing control of the reversing work unit.
In this embodiment, the oil discharge control valve 4 is controlled to be closed, high pressure can be quickly established on one side of the awakening valve seat 31, and the high pressure can provide high energy for other action electric control elements. Certainly, the embodiment is not limited to the reversing operation on the multi-way valve, and other valves can be designed and applied, so that the method has high popularization value.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A multi-way valve with an energy awakening system in a reversing working connection comprises a valve body, wherein a logic oil inlet channel and a main oil return channel are arranged on the valve body; be equipped with the intercommunication on the valve body the logic oil inlet duct with the case slide of main oil return passageway, case slide internal seal slidable mounting has switching-over case, its characterized in that: a wake-up oil unloading cavity is formed in the valve body and is positioned on one side, away from the logic oil inlet channel, of the main oil return channel, and the valve core slide way is also communicated with the wake-up oil unloading cavity; a wake-up oil passage is arranged in the reversing valve core, a wake-up oil return hole communicated with the main oil return channel is formed in the side wall of the wake-up oil passage, a wake-up valve seat is arranged in the wake-up oil passage at the wake-up oil return hole in a sealing and sliding mode, and the wake-up valve seat divides the wake-up oil passage into a wake-up chamber and an oil discharge chamber; the reversing valve core is provided with a awakening oil inlet hole communicated with the logic oil inlet channel and the awakening chamber and an awakening oil unloading hole communicated with the awakening oil unloading cavity and the oil unloading cavity, and the awakening valve seat is provided with a valve seat oil unloading hole communicated with the awakening chamber and the oil unloading cavity; a wake-up sealing step is arranged in the wake-up chamber, and a sealing force application device which enables the wake-up valve seat to abut against and be sealed at the wake-up sealing step is arranged in the wake-up oil passage; the valve body is provided with a wake-up oil drainage channel communicated with the wake-up oil discharge cavity, and the wake-up oil drainage channel is provided with an oil discharge control valve.
2. The multiple-way valve having an energy wake-up system in a reversing operational train of claim 1, wherein: the sealing force application device comprises a sealing force application spring arranged in the oil discharge chamber.
3. The multiple-way valve having an energy wake-up system in a reversing operational train of claim 1, wherein: the awakening valve seat is provided with an awakening oil return ring groove which can be communicated with the awakening chamber and the awakening oil return hole, and the sealing force application device enables the awakening oil return ring groove to be abutted against the sealing part of the awakening sealing step.
4. The multiple-way valve having an energy wake-up system in a reversing operational train of claim 1, wherein: the valve body is also provided with a main oil inlet channel and two auxiliary oil inlet channels communicated with the main oil inlet channel, and the valve body is provided with an oil inlet one-way valve positioned between the main oil inlet channel and the two auxiliary oil inlet channels; the reversing valve is characterized in that two working oil passages corresponding to the two auxiliary oil inlet passages are arranged on the valve body, two main oil return passages are arranged and correspond to the two working oil passages, the valve core slide way is communicated with the two auxiliary oil inlet passages and the two working oil passages, and the reversing valve core is provided with a liquid passing ring groove which can be communicated with the working oil passages and corresponds to the auxiliary oil inlet passages or the main oil return passages.
5. The multiple-way valve with an energy wake-up system in a reversing operation train as claimed in any one of claims 1 to 4, wherein: the oil unloading control valve is a two-position two-way electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920148670.6U CN209838810U (en) | 2019-01-28 | 2019-01-28 | Multi-way valve with energy awakening system in reversing working link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920148670.6U CN209838810U (en) | 2019-01-28 | 2019-01-28 | Multi-way valve with energy awakening system in reversing working link |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209838810U true CN209838810U (en) | 2019-12-24 |
Family
ID=68903117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920148670.6U Withdrawn - After Issue CN209838810U (en) | 2019-01-28 | 2019-01-28 | Multi-way valve with energy awakening system in reversing working link |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209838810U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751291A (en) * | 2019-01-28 | 2019-05-14 | 日照海卓液压有限公司 | A kind of interior multi-way valve that system is waken up with energy of commutation work connection |
-
2019
- 2019-01-28 CN CN201920148670.6U patent/CN209838810U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751291A (en) * | 2019-01-28 | 2019-05-14 | 日照海卓液压有限公司 | A kind of interior multi-way valve that system is waken up with energy of commutation work connection |
| CN109751291B (en) * | 2019-01-28 | 2024-01-02 | 日照海卓液压有限公司 | Multi-way valve with energy awakening system in reversing working unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1306596A3 (en) | Dual pilot manifold assembly for a safety relief valve | |
| WO2005081780A3 (en) | Electric-hydraulic power unit | |
| FR2525541A1 (en) | ELECTROPNEUMATIC BRAKE EQUIPMENT | |
| CN108087364B (en) | Double-pressure unloading valve | |
| CN209838810U (en) | Multi-way valve with energy awakening system in reversing working link | |
| CN108223493A (en) | A kind of variable balanced valve of pilot ratio | |
| CN109764018B (en) | Multi-way valve with unloading and oil return logic functions in working piece | |
| CA2186063A1 (en) | Internal relief and bypass valve for pumps and piping systems | |
| CN106224315A (en) | Total power self-adaptation type load-sensitive multiple directional control valve | |
| US4603708A (en) | Shut-off valve | |
| CN205371160U (en) | Pressure boost overflow valve | |
| CN109751291B (en) | Multi-way valve with energy awakening system in reversing working unit | |
| CN210799546U (en) | Secondary overflow valve with filter device for excavator main control valve | |
| CN209838811U (en) | Multi-way valve with unloading and oil return logic functions in working piece | |
| CN108071817B (en) | Five-way valve | |
| JP2000035147A (en) | Seal structure for hydraulic equipment and counter balance valve using this seal structure | |
| CN211117719U (en) | Double-channel sealing valve | |
| CN105422537A (en) | Pressure-increasing overflow valve | |
| CN103697006A (en) | Overload oil replenishing valve for integral multi-path reversing valve | |
| CN210769671U (en) | Energy-saving variable-frequency hydraulic station | |
| CN108087365B (en) | Oil circuit automatic transfer valve | |
| CN213206149U (en) | Multi-way valve | |
| CN216618065U (en) | Pressure reducing valve with high-pressure automatic closing protection function | |
| CN212616523U (en) | Oil return structure of electric control operating valve | |
| CN108180295B (en) | A kind of zero leakage solenoid valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20191224 Effective date of abandoning: 20240102 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20191224 Effective date of abandoning: 20240102 |