CN209654338U - A kind of hydraulic manual rapid pressure adjusting valve group - Google Patents
A kind of hydraulic manual rapid pressure adjusting valve group Download PDFInfo
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- CN209654338U CN209654338U CN201920495543.3U CN201920495543U CN209654338U CN 209654338 U CN209654338 U CN 209654338U CN 201920495543 U CN201920495543 U CN 201920495543U CN 209654338 U CN209654338 U CN 209654338U
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- pressure regulating
- valve body
- regulating axis
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Abstract
The utility model relates to hydraulic system fields, specifically a kind of hydraulic manual rapid pressure adjusting valve group, including valve body, rotation pressure regulating axis is rotatably equipped on the valve body, one end of rotation pressure regulating axis is equipped with the spring steel ball positioning component for being divided into multiple gears for that will rotate pressure regulating axis by positioning sleeve, multiple overflow valves are also equipped on valve body, the import of multiple overflow valves can respectively correspond and rotate the angle hole opened up on pressure regulating axis and be connected to, the outlet of multiple overflow valves is connected to oil back chamber, oil suction chamber can respectively correspond and rotate the angle hole opened up on pressure regulating axis and be connected to, the pressure output being connected to oil suction chamber is also provided on valve body.The utility model is rotated by an axis with multiple angle holes, to be connected to the height set, neutralize low-pressure overflow valve, achieve the purpose that rapid pressure adjusting, save the time for adjusting pressure, improve working efficiency, the requirement to oil cleanliness is reduced, is reduced to maintenance costs such as oil filtratings.
Description
Technical field
The utility model relates to hydraulic system field, specifically a kind of hydraulic manual rapid pressure adjusting valve group.
Background technique
It is well known that can produce biggish strength when hydraulic system pushes hydraulic cylinder work and complete some common machines
Industry is being carried in the impossible work of tool, and big pressure clamps some slightly heavy products (such as refrigerator and air conditioner etc.), and some
Operating condition will suitably turn down pressure, to carry product (such as washing machine TV etc.) more lightly, turn down pressure and mainly protect
Product influences working efficiency if many times can be wasted by frequently adjusting pressure.
Same kind of products at abroad is all ratio pressure regulation, and ratio voltage-regulating system includes ratio handle, proportional amplifier, proportioning valve
It is up to ten thousand easily Deng, purchasing price or higher purchase and install cost；Also the rate of exchange are harsh for requirement to operator, if do not had
There is long-time system training, it is easy to during the work time, the accident for making a mess of product occur.In addition, ratio system is to oil liquid
Cleannes it is extremely harsh, filter it is very fine, once oil liquid not enough cleans, can comparative example valve generate and greatly destroy, cause
It works bad, is extremely not suitable with the operative scenario that this long-time of China's actual conditions is worked continuously.
Therefore, currently practical to overcome there is an urgent need to develop a kind of hydraulic manual rapid pressure adjusting valve group for the above status
Deficiency in.
Utility model content
The utility model embodiment is designed to provide a kind of hydraulic manual rapid pressure adjusting valve group, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model embodiment provides the following technical solutions:
A kind of hydraulic manual rapid pressure adjusting valve group, including valve body are rotatably equipped with rotation pressure regulating axis on the valve body, rotate
Multiple angle holes are offered on pressure regulating axis, the one end for rotating pressure regulating axis is equipped with by positioning sleeve to be divided into for that will rotate pressure regulating axis
The spring steel ball positioning component of multiple gears, it is described rotation pressure regulating axis two sides up and down in be respectively arranged in valve body oil back chamber and
Oil suction chamber is also equipped with multiple overflow valves on the valve body, and the import of multiple overflow valves can respectively correspond and rotate pressure regulating axis
On the angle hole connection that opens up, the outlet of multiple overflow valves is connected to oil back chamber, and the oil suction chamber can be respectively corresponded and be revolved
The angle hole opened up on modulation last item is connected to, and is also provided with the pressure output being connected to oil suction chamber on valve body.
As a further solution of the present invention: the end of the rotation pressure regulating axis is additionally provided with for solid to positioning sleeve
Fixed detent component.
As a further solution of the present invention: the other end of the rotation pressure regulating axis is equipped with for rotation pressure regulation
The handle that axis is rotated, also sets up that there are two the limited blocks for carrying out rotary stopper to handle on valve body.
It is connected to as a further solution of the present invention: also being offered respectively on the valve body with oil back chamber and oil suction chamber
Oil return opening and oil inlet.
As a further solution of the present invention: there are three overflow valves for setting on the valve body, rotates and opened on pressure regulating axis
If there are three can respectively correspond the angle hole being connected to the import of three overflow valves.
As a further solution of the present invention: being to be threadedly engaged connection between the overflow valve and valve body.
As a further solution of the present invention: being additionally provided with sealing ring on the right side of the positioning sleeve.
Compared with prior art, the beneficial effect of the utility model embodiment is:
The hydraulic manual rapid pressure adjusting valve group is rotated by an axis with multiple angle holes, and Lai Liantong has been set
Height, neutralize low-pressure overflow valve, achieve the purpose that rapid pressure adjusting, save the time for adjusting pressure, improve working efficiency, reduce
Requirement to oil cleanliness, reduces to maintenance costs such as oil filtratings.
Detailed description of the invention
Fig. 1 is the main view schematic cross-sectional view of the utility model embodiment.
Fig. 2 is the right side view of the utility model embodiment.
In figure: 1- valve body, 2- overflow valve, 3- rotate pressure regulating axis, 4- positioning sleeve, 5- sealing ring, 6- steel ball, 7- spring, 8-
Limited block, 9- detent component, 10- handle, 11- oil return opening, 12- oil inlet, 13- pressure output, 14- angle hole.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
The embodiment of this patent is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining this patent, and cannot be understood as a limitation of this patent.
In the description of this patent, it is to be understood that term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship, be merely for convenience of description this patent and simplify description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to this patent.
In the description of this patent, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection ", " setting " shall be understood in a broad sense, for example, it may be being fixedly linked, being arranged, may be a detachable connection, set
It sets, or is integrally connected, is arranged.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in this patent.
Embodiment 1
Referring to FIG. 1-2, in the utility model embodiment, a kind of hydraulic manual rapid pressure adjusting valve group, including valve body 1, institute
It states and is rotatably equipped with rotation pressure regulating axis 3 on valve body 1, rotate and offer multiple angle holes 14 on pressure regulating axis 3, rotation pressure regulating axis 3
One end is equipped with by positioning sleeve 4 for rotation pressure regulating axis 3 to be divided to the spring steel ball positioning component for multiple gears, and pressure regulation is rotated
The other end of axis 3 is equipped with the handle 10 for being rotated to rotation pressure regulating axis 3, the two sides up and down of the rotation pressure regulating axis 3
In being respectively arranged with oil back chamber and oil suction chamber in valve body 1, multiple overflow valves 2, multiple overflow valves 2 are also equipped on the valve body 1
Import can respectively correspond and rotate the angle hole 14 opened up on pressure regulating axis 3 and be connected to, the outlet of multiple overflow valves 2 is and oil return
Chamber connection, the oil suction chamber can respectively correspond and rotate the angle hole 14 opened up on pressure regulating axis 3 and be connected to, also open up on valve body 1
There is the pressure output 13 being connected to oil suction chamber.
Embodiment 2
Referring to FIG. 1-2, the present embodiment difference from example 1 is that:
In the present embodiment, the end of the rotation pressure regulating axis 3 is additionally provided with for the detent component 9 fixed to positioning sleeve 4,
Detent component 9 uses circlip, locating pin structure, is no longer repeated；The spring steel ball positioning component uses 7 He of spring
Steel ball 6 is equipped with, and is no longer repeated.
In the present embodiment, also set up on the valve body 1 there are two for handle 10 carry out rotary stopper limited block 8.
In the present embodiment, also offered respectively on the valve body 1 oil return opening 11 being connected to oil back chamber and oil suction chamber and into
Hydraulic fluid port 12.
In the present embodiment, setting is rotated and opens up that there are three can be on pressure regulating axis 3 there are three overflow valve 2 on the valve body 1
The import of three overflow valves 2 respectively corresponds the angle hole 14 of connection.
In the present embodiment, to be threadedly engaged connection between the overflow valve 2 and valve body 1, shape is exquisite, small in size, weight
Gently.
In the present embodiment, the right side of the positioning sleeve 4 is additionally provided with sealing ring 5, and sealing ring 5 is retaining ring or O-ring etc..
Technical requirements:
1) 1 internal washing of valve body is clean, must not there is the sundries such as any aluminium skimmings；
2) valve group parameter:
Maximum stream flow is 60L/min；Maximum pressure is 21.5Mpa；Working oil temperature is -20~80 DEG C；Between each oil circuit it is resistance to most
Without blowby in high pressure 10 minutes；
3) each edge rounded corner of valve body 1；
4) pressure output 13, oil return opening 11 and oil inlet 12 are blocked with plastic cement plug, entire package before dispatching from the factory.
In use, rotation pressure regulating axis 3 is embedded in inside valve body 1, four are divided with spring steel ball positioning component
Gear is " 1 grade ", " 2 grades ", " 3 grades " and " X grades " that pressure oil is controlled after the entrance of oil inlet 12 by rotation pressure regulating axis 3 respectively
Pressure oil is connected with one of overflow valve 2 or is all disconnected, three overflow valves 2 pre-set it is high, neutralize low, and share
The overflow valve 2 of one oil return opening 11, connection is started to work, and the overflow valve 2 of access failure does not work, and can thus reach rapid pressure adjusting
Purpose.
If individual operating conditions need more pressure gears, one group in parallel on an existing basis, this technical solution is only needed
Increase by three pressure gears, is flexible easily manual rapid pressure adjusting solution.
The hydraulic manual rapid pressure adjusting valve group mainly solves same kind of products at abroad manufacture installation cost height, to operator
It is required that cost is greatly reduced in high and high maintenance cost problem, a whole set of Proportional Valve-controlled pressing pressure of alternative import；It is logical
It crosses the axis with multiple angle holes 14 to rotate, height that Lai Liantong has been set neutralizes low-pressure overflow valve 2, reaches quick
The purpose of pressure regulation saves the time for adjusting pressure, improves working efficiency, solves the problems, such as that domestic prior art pressure regulation power is slow,
The requirement to oil cleanliness is reduced, is reduced to maintenance costs such as oil filtratings.
The above are merely preferred embodiments of the present invention, it is noted that for those skilled in the art,
Without departing from the concept of the premise utility, several modifications and improvements can also be made, these also should be considered as practical
Novel protection scope, these all will not influence the effect and patent practicability of the utility model implementation.
Claims (7)
1. a kind of hydraulic manual rapid pressure adjusting valve group, including valve body (1), which is characterized in that be rotatably equipped on the valve body (1)
It rotates pressure regulating axis (3), is offered multiple angle holes (14) in rotation pressure regulating axis (3), one end of rotation pressure regulating axis (3) passes through positioning
Set (4) is equipped with for that will rotate the spring steel ball positioning component that pressure regulating axis (3) is divided into multiple gears；
The two sides up and down of rotation pressure regulating axis (3) are respectively arranged with oil back chamber and oil suction chamber, the valve body in the valve body (1)
(1) it is also equipped on multiple overflow valves (2), the import of multiple overflow valves (2) can be respectively corresponded and be rotated opens on pressure regulating axis (3)
If angle hole (14) connection, the outlet of multiple overflow valves (2) be connected to oil back chamber, the oil suction chamber can respectively correspond and
Angle hole (14) connection opened up in rotation pressure regulating axis (3), valve body are also provided with the pressure output being connected to oil suction chamber on (1)
(13).
2. hydraulic manual rapid pressure adjusting valve group according to claim 1, which is characterized in that rotation pressure regulating axis (3)
End is additionally provided with for the detent component (9) fixed to positioning sleeve (4).
3. hydraulic manual rapid pressure adjusting valve group according to claim 1 or 2, which is characterized in that the rotation pressure regulating axis (3)
The other end be equipped with that there are two be used for for being also set up on valve body (1) to rotation pressure regulating axis (3) handle (10) that is rotated
Handle (10) are carried out with the limited block (8) of rotary stopper.
4. hydraulic manual rapid pressure adjusting valve group according to claim 1, which is characterized in that also distinguish on the valve body (1)
Offer the oil return opening (11) and oil inlet (12) being connected to oil back chamber and oil suction chamber.
5. hydraulic manual rapid pressure adjusting valve group according to claim 1 or 4, which is characterized in that be arranged on the valve body (1)
There are three overflow valve (2), company can be respectively corresponded with the import of three overflow valves (2) there are three opening up on pressure regulating axis (3) by rotating
Logical angle hole (14).
6. hydraulic manual rapid pressure adjusting valve group according to claim 5, which is characterized in that the overflow valve (2) and valve body
It (1) is to be threadedly engaged connection between.
7. hydraulic manual rapid pressure adjusting valve group according to claim 1 or 2, which is characterized in that the right side of the positioning sleeve (4)
Side is additionally provided with sealing ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920495543.3U CN209654338U (en) | 2019-04-12 | 2019-04-12 | A kind of hydraulic manual rapid pressure adjusting valve group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920495543.3U CN209654338U (en) | 2019-04-12 | 2019-04-12 | A kind of hydraulic manual rapid pressure adjusting valve group |
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| Publication Number | Publication Date |
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| CN209654338U true CN209654338U (en) | 2019-11-19 |
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ID=68529244
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920495543.3U Active CN209654338U (en) | 2019-04-12 | 2019-04-12 | A kind of hydraulic manual rapid pressure adjusting valve group |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664692A (en) * | 2021-01-12 | 2021-04-16 | 梁众福 | Overflow valve with multistage pressure regulating function |
-
2019
- 2019-04-12 CN CN201920495543.3U patent/CN209654338U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664692A (en) * | 2021-01-12 | 2021-04-16 | 梁众福 | Overflow valve with multistage pressure regulating function |
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