CN207245783U - A kind of hydraulic valve device - Google Patents
A kind of hydraulic valve device Download PDFInfo
- Publication number
- CN207245783U CN207245783U CN201720996478.3U CN201720996478U CN207245783U CN 207245783 U CN207245783 U CN 207245783U CN 201720996478 U CN201720996478 U CN 201720996478U CN 207245783 U CN207245783 U CN 207245783U
- Authority
- CN
- China
- Prior art keywords
- valve
- piston
- connecting rod
- socketed
- accumulator
- 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
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- Valve Device For Special Equipments (AREA)
Abstract
The utility model discloses a kind of hydraulic valve device, including plunger shaft, the top of the plunger shaft slidably connects piston, the surface of the piston is socketed with piston spring, the top of the piston is sequentially connected with camshaft, the center bottom of the plunger shaft is socketed with oil sealing, the internal slide of the oil sealing is connected with connecting rod, the top of the connecting rod is integrally formed with valve piston, the bottom of the connecting rod is integrally formed with valve, valve shield is provided with the middle part of the connecting rod, the top of the valve shield is socketed with cotter seat.This kind of utility model design is reasonable, is swift in response, by being provided with accumulator, valve compression speed is improved, by being provided with high-pressure oil chamber, by the internal oil pressure for lifting accumulator, to improve valve closure reaction efficiency, by being provided with flat-top shape valve, the thermal diffusivity of valve is improved, and the material of valve is silichrome steel, improve heat resistance, the utility model is compact-sized, cheap, is adapted to be widely popularized.
Description
Technical field
Air valve apparatus technical field is the utility model is related to, more particularly to a kind of hydraulic valve device.
Background technology
The effect of valve is to be responsible for the input air into engine specially and discharge the exhaust gas after burning, from engine structure
On, it is divided into inlet valve and exhaust valve, the effect of inlet valve is drawn air into engine, with fuel mixed combustion, exhaust valve
Effect be that the exhaust gas after burning is discharged and radiated.
Traditional valve during the work time, often controls the closure state of valve, this work only by camshaft
Pattern is since its power is smaller, during much time using, there is a situation where valve-closing is not tight, to engine
Using there are some potential safety problems.
Utility model content
The main purpose of the utility model is that providing a kind of hydraulic valve device, can effectively solve in background technology
Problem.
To achieve the above object, the technical solution that the utility model is taken is：
A kind of hydraulic valve device, including plunger shaft, the top of the plunger shaft slidably connect piston, the piston
Surface is socketed with piston spring, and the top of the piston is sequentially connected with camshaft, and the center bottom of the plunger shaft is socketed with
Oil sealing, the internal slide of the oil sealing are connected with connecting rod, the top of the connecting rod integrally formed with valve piston, the connecting rod
Bottom is provided with valve shield, the top of the valve shield is socketed with valve integrally formed with valve in the middle part of the connecting rod
Spring base, the bottom of the valve shield are socketed with valve spring, and the side of the plunger shaft is fixedly connected with accumulator, described
The top of accumulator is provided with solenoid valve, and the bottom of the solenoid valve is sequentially connected with connecting shaft, and the bottom of the connecting shaft is consolidated
Surely it is connected with Oil preserving piston.
Further, the valve is flat-top shape, and the material of the valve is silichrome steel.
Further, the valve spring is arranged at the inside of cotter seat.
Further, the inner wall of the Oil preserving piston and accumulator coordinates.
Further, the bottom of the accumulator is fixedly connected with high-pressure oil chamber by oil pipe.
Further, the output terminal of the input terminal of the solenoid valve and camshaft is electrically connected.
Further, the amount of contraction of the piston spring is less than the length of piston.
Compared with prior art, the utility model has the advantages that：This kind of utility model design is reasonable, and reaction is fast
Speed, by being provided with accumulator, improves valve compression speed, by being provided with high-pressure oil chamber, by being lifted in accumulator
Portion's oil pressure, to improve valve closure reaction efficiency, by being provided with flat-top shape valve, improves the thermal diffusivity of valve, and valve
Material be silichrome steel, improve heat resistance, the utility model is compact-sized, cheap, is adapted to be widely popularized.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the structure diagram of the connecting rod of the utility model.
In figure：1st, camshaft；2nd, piston；3rd, piston spring；4th, plunger shaft；5th, valve piston；6th, oil sealing；7th, valve is kept off
Plate；8th, valve spring；9th, cotter seat；10th, high-pressure oil chamber；11st, accumulator；12nd, Oil preserving piston；13rd, connecting shaft；14th, it is electric
Magnet valve；15th, valve；16th, connecting rod.
Embodiment
To make the technical means, creative features, achievable purpose and effectiveness that the utility model is realized easy to understand, below
With reference to embodiment, the utility model is expanded on further.
As shown in Figs. 1-2, a kind of hydraulic valve device, including plunger shaft 4, the top of the plunger shaft 4 slidably connect
Piston 2, the surface of the piston 2 are socketed with piston spring 3, and the top of the piston 2 is sequentially connected with camshaft 1, the work
The center bottom of plug chamber 4 is socketed with oil sealing 6, and the internal slide of the oil sealing 6 is connected with connecting rod 16, the top one of the connecting rod 16
Body formed to have valve piston 5, the bottom of the connecting rod 16 is provided with valve integrally formed with valve 15, the middle part of the connecting rod 16
Baffle 7, the top of the valve shield 7 are socketed with cotter seat 9, and the bottom of the valve shield 7 is socketed with valve spring
8, the side of the plunger shaft 4 is fixedly connected with accumulator 11, and the top of the accumulator 11 is provided with solenoid valve 14, the electricity
The bottom of magnet valve 14 is sequentially connected with connecting shaft 13, and the bottom of the connecting shaft 13 is fixedly connected with Oil preserving piston 12.
Wherein, the valve 15 is flat-top shape, and the material of the valve 15 is silichrome steel, improves thermal diffusivity and heat-resisting
Property.
Wherein, the valve spring 8 is arranged at the inside of cotter seat 9.
Wherein, the inner wall of the Oil preserving piston 12 and accumulator 11 coordinates.
Wherein, the bottom of the accumulator 11 is fixedly connected with high-pressure oil chamber 10 by oil pipe.
Wherein, the input terminal of the solenoid valve 14 and the output terminal of camshaft 1 are electrically connected.
Wherein, the amount of contraction of the piston spring 3 is less than the length of piston 2.
It should be noted that the utility model is a kind of hydraulic valve device, in use, when camshaft 1 rotates
Band piston 2 is compressed downwards, while camshaft 1 transmits a signal to solenoid valve 14, and solenoid valve 14 controls Oil preserving piston 12 to be lifted, high
Oil in pressure oil storehouse 10 enters plunger shaft 4 by accumulator 11, because piston 2 compresses downwards, so that valve piston 5 be accelerated to push down on
Send, valve 15 is in open mode, after camshaft 1 rotates, piston 2 because piston spring 3 lifts naturally, valve piston 5 to
Upper movement, so that valve 15 be closed.
The advantages of basic principle and main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the utility model principle, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed scope is defined by the appending claims and its equivalent thereof.
Claims (7)
1. a kind of hydraulic valve device, including plunger shaft（4）, it is characterised in that：The plunger shaft（4）Top slidably connect
Piston（2）, the piston（2）Surface be socketed with piston spring（3）, the piston（2）Top be sequentially connected with camshaft
（1）, the plunger shaft（4）Center bottom be socketed with oil sealing（6）, the oil sealing（6）Internal slide be connected with connecting rod（16）,
The connecting rod（16）Top integrally formed with valve piston（5）, the connecting rod（16）Bottom integrally formed with valve（15）,
The connecting rod（16）Middle part be provided with valve shield（7）, the valve shield（7）Top be socketed with cotter seat（9）,
The valve shield（7）Bottom be socketed with valve spring（8）, the plunger shaft（4）Side be fixedly connected with accumulator
（11）, the accumulator（11）Top be provided with solenoid valve（14）, the solenoid valve（14）Bottom be sequentially connected with connection
Axis（13）, the connecting shaft（13）Bottom be fixedly connected with Oil preserving piston（12）.
A kind of 2. hydraulic valve device according to claim 1, it is characterised in that：The valve（15）For flat-top shape, institute
State valve（15）Material be silichrome steel.
A kind of 3. hydraulic valve device according to claim 1, it is characterised in that：The valve spring（8）It is arranged at gas
Door spring base（9）Inside.
A kind of 4. hydraulic valve device according to claim 1, it is characterised in that：The Oil preserving piston（12）With accumulator
（11）Inner wall coordinate.
A kind of 5. hydraulic valve device according to claim 1, it is characterised in that：The accumulator（11）Bottom pass through
Oil pipe is fixedly connected with high-pressure oil chamber（10）.
A kind of 6. hydraulic valve device according to claim 1, it is characterised in that：The solenoid valve（14）Input terminal with
Camshaft（1）Output terminal be electrically connected.
A kind of 7. hydraulic valve device according to claim 1, it is characterised in that：The piston spring（3）Amount of contraction
Less than piston（2）Length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996478.3U CN207245783U (en) | 2017-08-10 | 2017-08-10 | A kind of hydraulic valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996478.3U CN207245783U (en) | 2017-08-10 | 2017-08-10 | A kind of hydraulic valve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207245783U true CN207245783U (en) | 2018-04-17 |
Family
ID=61879783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720996478.3U Expired - Fee Related CN207245783U (en) | 2017-08-10 | 2017-08-10 | A kind of hydraulic valve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207245783U (en) |
-
2017
- 2017-08-10 CN CN201720996478.3U patent/CN207245783U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180417 Termination date: 20180810 |