CN209724849U - Hydraulic oil device for preventing leakage - Google Patents
Hydraulic oil device for preventing leakage Download PDFInfo
- Publication number
- CN209724849U CN209724849U CN201920435629.7U CN201920435629U CN209724849U CN 209724849 U CN209724849 U CN 209724849U CN 201920435629 U CN201920435629 U CN 201920435629U CN 209724849 U CN209724849 U CN 209724849U
- Authority
- CN
- China
- Prior art keywords
- valve
- oil
- oil inlet
- inlet passage
- sealing ring
- 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.)
- Active
Links
Landscapes
- Sliding Valves (AREA)
Abstract
The utility model discloses hydraulic oil device for preventing leakage, first valve member is fixed on oil cylinder, second valve member is fixed on Fuel Tanking Unit, and the first valve member includes the first connecting plate, the first oil inlet passage being arranged on the first connecting plate, the first valve being arranged in the first oil inlet passage, the first oil discharge passage being arranged on the first connecting plate and the second valve being arranged in the first oil discharge passage；Second valve member includes the second connecting plate, the second oil inlet passage being arranged on the second connecting plate, the third valve being arranged in the second oil inlet passage, the second oil discharge passage being arranged on the second connecting plate and the 4th valve being arranged in the second oil discharge passage.Hydraulic oil device for preventing leakage provided by the utility model, facilitates the demolition and maintenance of oil cylinder, solves the problems, such as that hydraulic oil is revealed.
Description
Technical field
The utility model relates to detection device technical field, in particular to a kind of hydraulic oil device for preventing leakage.
Background technique
In high pressure die casting industry, the design of mould structure determines the service efficiency of mold, the maintenance period and dimension of mold
Protect cost.And the use of a large amount of hydraulic cylinder is often had in the design of compression mod.In the maintenance process of hydraulic cylinder often
The leakage for causing hydraulic oil causes the waste of maintenance cost.
Summary of the invention
In order to solve the problems in the existing technology, the utility model aim is to provide a kind of hydraulic oil anti-leak dress
It sets, facilitates the maintenance of hydraulic cylinder, solve Leakage in disassembly process.
Based on the above issues, technical solution provided by the utility model is:
Hydraulic oil device for preventing leakage comprising the first valve member and the second valve member being oppositely arranged, described first
Valve member is fixed on oil cylinder, and second valve member is fixed on Fuel Tanking Unit, and first valve member includes the
One connecting plate, the first oil inlet passage being arranged on first connecting plate, be arranged in first oil inlet passage first
Valve, the first oil discharge passage being arranged on first connecting plate and the second valve being arranged in first oil discharge passage
Door；Second valve member includes the second connecting plate, the second oil inlet passage being arranged on the second connecting plate, is arranged described
Third valve in second oil inlet passage, the second oil discharge passage being arranged on second connecting plate and setting are described the
The 4th valve in two oil discharge passages；When first valve and the 4th valve abut each other, second valve and institute
State third valve be connected to against, first oil inlet passage with second oil discharge passage, first oil discharge passage with it is described
Second oil inlet passage connection, when first valve is separated with the 4th valve, second valve and the third valve
Separation, first oil inlet passage and second oil discharge passage closing, first oil discharge passage and second oil inlet are logical
Road closing.
In some embodiments wherein, first valve includes being fixed on the first oil inlet passage entrance
Valve body is threaded through the intracorporal spool of the valve and the elastic component of the spool inner end is arranged in, and the spool includes from outside to inside
Butting section, switch portion and the channel part of setting, the switch portion is tapered, the first oil inlet passage import be equipped with it is described
The matched inclined-plane of switch portion, the channel part inside has oil suction chamber and outer wall is equipped with the oil inlet for being connected to the oil suction chamber
Mouthful, the elastic component in the initial state, the butting section stretch out that first oil inlet passage is outer and the switch portion outer wall with
First oil inlet passage inner wall fitting, when the butting section is moved under external force, the switch portion with described first into
Oily vias inner walls separation, the first oil inlet passage is turned at this time；
Second valve, third valve, the structure of the 4th valve are consistent with first valve, second valve
Valve body is fixed on first oil discharge passage exit, the valve body of the third valve be fixed on second oil inlet passage into
At mouthful, the valve body of the 4th valve is fixed on the exit of second oil discharge passage, and the first oil discharge passage inner wall is set
There is a matched inclined-plane of switch portion with second valve, the second oil inlet passage inner wall is equipped with to be opened with the third valve
The matched inclined-plane in pass portion, the second oil discharge passage inner wall are equipped with the matched inclined-plane of switch portion with the 4th valve.
In some embodiments wherein, first is equipped between the valve body of first valve and first connecting plate
Sealing ring is equipped with the second sealing ring, the valve of the third valve between the valve body of second valve and first connecting plate
It is equipped with third sealing ring between body and second connecting plate, is set between the valve body and second connecting plate of the 4th valve
There is the 4th sealing ring.
In some embodiments wherein, the valve body of first valve, the outer end of the valve body of the 4th valve are set respectively
The 5th sealing ring, the 6th sealing ring are set, and the 5th sealing ring, the 6th sealing ring are corresponding；The valve body of second valve,
The 7th sealing ring, the 8th sealing ring, and the 7th sealing ring, the 8th sealing ring is respectively set in the outer end of the valve body of third valve
It is corresponding.
In some embodiments wherein, the elastic component is spring.
Compared with prior art, the utility model has the advantages that:
Using the technical solution of the utility model, valve member is set on oil cylinder and Fuel Tanking Unit, when two valve groups
When part abuts each other, oil communication between oil cylinder and Fuel Tanking Unit, when two valve members separate, oil cylinder and Fuel Tanking Unit it
Between oil circuit closing, and the oil inlet of oil cylinder, Fuel Tanking Unit, oil outlet are closed, to avoid in oil cylinder maintenance process, oil
The problem of hydraulic oil is revealed in cylinder.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, and the drawings in the following description are merely some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the structural schematic diagram of the utility model hydraulic oil device for preventing leakage embodiment；
Fig. 2 is partial enlarged view at I in Fig. 1；
Fig. 3 is the structural schematic diagram of the first valve member in the utility model embodiment；
Wherein:
1, the first connecting plate；1-1, the first oil inlet passage；1-2, the first oil discharge passage；2, the second connecting plate；2-1, second
Oil inlet passage；2-2, the second oil discharge passage；3, the first valve；3-1, valve body；3-2, spool；3-2a, butting section；3-2b, switch
Portion；3-2c, channel part；3-2d, fuel feed hole；3-3, elastic component；4, the second valve；5, third valve；6, the 4th valve；7, first
Sealing ring；8, the second sealing ring；9, third sealing ring；10, the 4th sealing ring；11, the 5th sealing ring；12, the 6th sealing ring；
13, the 7th sealing ring；14, the 8th sealing ring；15, the 9th sealing ring.
Specific embodiment
Above scheme is described further below in conjunction with specific embodiment.It should be understood that these embodiments are for illustrating
The utility model and be not limited to limitation the scope of the utility model.Implementation condition used in the examples can be according to specific producer
Condition do further adjustment, the implementation condition being not specified is usually the condition in routine experiment.
Referring to Fig. 1-3, it is the structural schematic diagram of the utility model, provides a kind of hydraulic oil device for preventing leakage, including opposite
The first valve member and the second valve member being arranged, wherein the first valve member is fixed on oil cylinder, the second valve member is solid
It is scheduled on Fuel Tanking Unit, the first valve member includes the first connecting plate 1, the first oil inlet passage for being arranged on the first connecting plate 1
1-1, the first valve 3 being arranged in the first oil inlet passage 1-1, the first oil discharge passage 1-2 being arranged on the first connecting plate 1,
And the second valve 4 in the first oil discharge passage 1-2 is set, the first oil inlet passage 1-1 is connected to the oil inlet of oil cylinder, and first goes out
Oily channel 1-2 is connected to the oil outlet of oil cylinder.
Second valve member includes the second connecting plate 2, the second oil inlet passage 2-1 being arranged on the second connecting plate 2, setting
Exist in third valve 5, the second oil discharge passage 2-2 for being arranged on the second connecting plate 2 and the setting in the second oil inlet passage 2-1
The 4th valve 6 in second oil discharge passage 2-2, the second oil inlet passage 2-1 are connected to the oil inlet of Fuel Tanking Unit, and second is fuel-displaced logical
Road 2-2 is connected to the oil outlet of Fuel Tanking Unit.
Wherein, the first valve 3 includes the valve body 3-1 for being fixed on the first oil inlet passage 1-1 entrance, is threaded through valve body 3-1
The interior spool 3-2 and elastic component 3-3 that the inner end spool 3-2 is set, it is preferred that elastic component 3-3 uses spring.Spool 3-2 packet
The butting section 3-2a, switch portion 3-2b and channel part 3-2c being arranged from outside to inside are included, switch portion 3-2b is tapered, the first oil inlet
Channel 1-1 import be equipped with the matched inclined-plane switch portion 3-2b, there is inside the 3-2c of channel part oil suction chamber and outer wall is equipped with and connects
The fuel feed hole 3-2d for passing to oil suction chamber, when elastic component 3-3 in the initial state, butting section 3-2a stretch out the first oil inlet passage 1-1
Outer and switch portion 3-2b outer wall is bonded with the first oil inlet passage 1-1 inner wall, and the first oil inlet passage 1-1 is closed at this time, works as butting section
3-2a is moved under external force, and switch portion 3-2b is separated with the first oil inlet passage 1-1 inner wall, at this time the first oil inlet passage 1-1
It is turned on.
Second valve 4, third valve 5, the structure of the 4th valve 6 are consistent with the first valve 3, and the valve body of the second valve 4 is solid
It is scheduled on the exit of the first oil discharge passage 1-2, the valve body of third valve 5 is fixed on the entrance of the second oil inlet passage 2-1, and the 4th
The valve body of valve 6 is fixed on the exit of the second oil discharge passage 2-2, and the first oil discharge passage 1-2 inner wall is equipped with and the second valve 4
The matched inclined-plane of switch portion, the second oil inlet passage 2-1 inner wall are equipped with the matched inclined-plane of switch portion with third valve 5, and second goes out
Oily channel 2-2 inner wall is equipped with the matched inclined-plane of switch portion with the 4th valve 6.When the first valve 3 is mutually supported with the 4th valve 6
It leans on, the second valve 4 and third valve 5 are connected to against, the first oil inlet passage 1-1 with the second oil discharge passage 2-2, the first oil discharge passage
1-2 is connected to the second oil inlet passage 2-1, and oil cylinder works normally at this time；When the first valve 3 is separated with the 4th valve 6, the second valve
4 separate with third valve 5, the first oil inlet passage -1 and the second oil discharge passage 2-2 closing, the first oil discharge passage 1-2 and second into
The problem of oily channel 2-1 closing is not in hydraulic oil leakage after dismantling oil cylinder.
In order to advanced optimize the implementation result of the utility model, in the valve body 3-1 and the first connecting plate 1 of the first valve 3
Between be equipped with the first sealing ring 7, between the valve body of the second valve 4 and the first connecting plate 1 be equipped with the second sealing ring 8, third valve 5
Valve body and the second connecting plate 2 between be equipped with third sealing ring 9, the is equipped between the valve body of the 4th valve 6 and the second connecting plate 2
Four sealing rings 10 are arranged sealing ring, the leakproofness between valve body and connecting plate can be improved.
In the valve body 3-1 of the first valve 3, that the outer end of the valve body of the 4th valve 6 is respectively equipped with the 5th sealing ring the 11, the 6th is close
Seal 12, and the 5th sealing ring 11, the 6th sealing ring 12 are corresponding, the valve body of the second valve 4, the valve body of third valve 5 it is outer
End is respectively equipped with the 7th sealing ring 13, the 8th sealing ring 14, and the 7th sealing ring 13, the 8th sealing ring 14 are corresponding.It can be with
It is circumferentially with the 9th sealing ring 15 of a circle in the first oil inlet passage 1-1 and the first oil discharge passage 1-2, while logical in the second oil inlet
The tenth sealing ring of circumferential setting of road 2-1 and the second oil discharge passage 2-2, the 9th sealing ring 15 is corresponding with the tenth sealing ring, the
When one connecting plate 1, the second connecting plate 2 are connected with each other cooperation, it is ensured that the first oil inlet passage 1-1 and the second oil discharge passage 2-2, the
Leakproofness between one oil discharge passage 1-2 and the second oil inlet passage 2-1, avoids hydraulic oil from revealing.
Examples detailed above is only to illustrate the technical ideas and features of the present invention, and its object is to allow be familiar with technique
People is can to understand the content of the utility model and implement accordingly, is not limited the protection scope of the present invention.It is all
According to the spirit of the present invention substantially equivalent transformation that is done or modification, should all cover the protection scope of the utility model it
It is interior.
Claims (5)
1. hydraulic oil device for preventing leakage, it is characterised in that: including the first valve member and the second valve member being oppositely arranged, institute
It states the first valve member to be fixed on oil cylinder, second valve member is fixed on Fuel Tanking Unit, first valve member
Including the first connecting plate (1), the first oil inlet passage (1-1) being arranged on first connecting plate (1), it is arranged described first
The first valve (3) in oil inlet passage (1-1), the first oil discharge passage (1-2) being arranged on first connecting plate (1) and
The second valve (4) in first oil discharge passage (1-2) is set；Second valve member include the second connecting plate (2),
It is arranged in the third of the second oil inlet passage (2-1), setting in second oil inlet passage (2-1) on the second connecting plate (2)
Valve (5), the second oil discharge passage (2-2) being arranged on second connecting plate (2) and setting are in second oil discharge passage
The 4th valve (6) in (2-2)；When first valve (3) and the 4th valve (6) abut each other, second valve
(4) it is connected to against, first oil inlet passage (1-1) with second oil discharge passage (2-2) with the third valve (5), institute
It states the first oil discharge passage (1-2) to be connected to second oil inlet passage (2-1), when first valve (3) and the 4th valve
Door (6) separation, second valve (4) are separated with the third valve (5), first oil inlet passage (1-1) and described the
Two oil discharge passages (2-2) closing, first oil discharge passage (1-2) and second oil inlet passage (2-1) are closed.
2. hydraulic oil device for preventing leakage according to claim 1, it is characterised in that: first valve (3) includes fixing
The valve body (3-1) of the first oil inlet passage (1-1) entrance, the spool (3-2) that is threaded through in the valve body (3-1) and
Elastic component (3-3) in the inner end the spool (3-2) is set, and the spool (3-2) includes the butting section (3- being arranged from outside to inside
2a), switch portion (3-2b) and channel part (3-2c), the switch portion (3-2b) is tapered, first oil inlet passage (1-1)
Import be equipped with the matched inclined-plane the switch portion (3-2b), have inside the channel part (3-2c) and set on oil suction chamber and outer wall
Have an oil inlet (3-2d) for being connected to the oil suction chamber, the elastic component (3-3) in the initial state, the butting section (3-2a)
Stretch out first oil inlet passage (1-1) outside and the switch portion (3-2b) outer wall and the first oil inlet passage (1-1) inner wall
Fitting moves, the switch portion (3-2b) and the first oil inlet passage (1- when the butting section (3-2a) is interior under external force
1) inner wall separates, and the first oil inlet passage (1-1) is turned at this time；
Second valve (4), third valve (5), the structure of the 4th valve (6) and first valve (3) unanimously, described the
The valve body of two valves (4) is fixed on the first oil discharge passage (1-2) exit, and the valve body of the third valve (5) is fixed on
The entrance of second oil inlet passage (2-1), the valve body of the 4th valve (6) are fixed on the second oil discharge passage (2-
2) exit, the first oil discharge passage (1-2) inner wall are equipped with the matched inclined-plane of switch portion with second valve (4),
Second oil inlet passage (2-1) inner wall is equipped with the matched inclined-plane of switch portion with the third valve (5), and described second is fuel-displaced
Channel (2-2) inner wall is equipped with the matched inclined-plane of switch portion with the 4th valve (6).
3. hydraulic oil device for preventing leakage according to claim 2, it is characterised in that: the valve body (3- of first valve (3)
1) the first sealing ring (7) are equipped between first connecting plate (1), the valve body of second valve (4) and described first connects
The second sealing ring (8) are equipped between fishplate bar (1), are equipped between the valve body and second connecting plate (2) of the third valve (5)
Third sealing ring (9) is equipped with the 4th sealing ring (10) between the valve body and second connecting plate (2) of the 4th valve (6).
4. hydraulic oil device for preventing leakage according to claim 2, it is characterised in that: the valve body (3- of first valve (3)
1), the outer end of the valve body of the 4th valve (6) is respectively set the 5th sealing ring (11), the 6th sealing ring (12), and described 5th close
Seal (11), the 6th sealing ring (12) are corresponding；The valve body of second valve (4), the outer end of the valve body of third valve (5) are divided
Not She Zhi the 7th sealing ring (13), the 8th sealing ring (14), and the 7th sealing ring (13), the 8th sealing ring (14) are opposite
It answers.
5. hydraulic oil device for preventing leakage according to claim 2, it is characterised in that: the elastic component (3-3) is spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920435629.7U CN209724849U (en) | 2019-04-02 | 2019-04-02 | Hydraulic oil device for preventing leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920435629.7U CN209724849U (en) | 2019-04-02 | 2019-04-02 | Hydraulic oil device for preventing leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209724849U true CN209724849U (en) | 2019-12-03 |
Family
ID=68689877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920435629.7U Active CN209724849U (en) | 2019-04-02 | 2019-04-02 | Hydraulic oil device for preventing leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209724849U (en) |
-
2019
- 2019-04-02 CN CN201920435629.7U patent/CN209724849U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201368227Y (en) | Pneumatic resetting flow valve | |
| CN201461565U (en) | Hydraulic lock | |
| CN209724849U (en) | Hydraulic oil device for preventing leakage | |
| CN102287268B (en) | State transition valve and system | |
| CN208041175U (en) | Vacuum liquid filling valve | |
| CN106286456B (en) | A kind of hydraulic control one-way valve | |
| CN204459327U (en) | A kind of safety valve | |
| CN201486958U (en) | Combined screw plug | |
| CN105065133A (en) | Starting shaft oil leakage prevention structure of single-cylinder diesel | |
| CN2539885Y (en) | Internal balanced pneumatic stop valve | |
| CN205533543U (en) | Hydro -cylinder with integrated hydraulic pressure lock cylinder end | |
| CN210566457U (en) | One-way valve | |
| CN204164440U (en) | A kind of two-way on gas-fueled vehicles steel cylinder | |
| CN202469017U (en) | Air-operated valve | |
| CN206545718U (en) | A kind of fluid power controls annular channel frost-cracking-preventing piston valve | |
| CN203463697U (en) | Phosphate removing injection valve capable of protecting sealing rings from being cut off | |
| CN201269334Y (en) | Overlapping-mounted one-way throttle valve | |
| CN2490379Y (en) | Anti-pollution check valve | |
| CN204437419U (en) | A kind of double-flow-rate electromagnetic valve of piston type main valve | |
| CN219344946U (en) | Axial plunger pump sleeve | |
| CN205013757U (en) | Two -way exhaust open/close valve | |
| US20240230185A9 (en) | Gas-Liquid Separator and Compression System | |
| CN108343754A (en) | Vacuum liquid filling valve | |
| CN108757617A (en) | A kind of pilot type electromagnetic switch valve | |
| CN217030757U (en) | Normally open check valve for oil pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |