CN104141647B - A kind of plug-in one-way valve - Google Patents
A kind of plug-in one-way valve Download PDFInfo
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- CN104141647B CN104141647B CN201310162327.4A CN201310162327A CN104141647B CN 104141647 B CN104141647 B CN 104141647B CN 201310162327 A CN201310162327 A CN 201310162327A CN 104141647 B CN104141647 B CN 104141647B
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- endoporus
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- valve seat
- valve pocket
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Abstract
It is that banked direction control valves is used for as independent functional unit using integral plugged formula structure the invention relates to a kind of plug-in one-way valve, it includes：Valve pocket, valve seat, steel ball and seal；Wherein, axis direction along valve pocket on the outer surface of valve pocket is provided with external screw thread, endoporus is provided with the inside of valve pocket, the opening of endoporus is on the end face of valve pocket one end, oil-out is provided with the end face of the valve pocket other end, the bottom surface and side of endoporus are provided through around endoporus and the oilhole of endoporus and oil-out is connected；Valve seat is arranged at the opening of endoporus, and one end of valve seat is connected with valve pocket, and oil inlet is provided with the end face of the valve seat other end, and the valve seat orifice of connection oil inlet and endoporus is additionally provided with valve seat；Steel ball is arranged in endoporus and valve seat orifice, and with valve seat orifice on cone match sealing, and steel ball the centre of sphere to endoporus bottom surface distance be more than steel ball radius；One end that oil inlet is provided with valve seat is also equipped with seal groove, and seal is arranged in seal groove.
Description
Technical field
The present invention relates to a kind of check valve, more particularly to a kind of dependable performance for banked direction control valves oil circuit control, connection
The plug-in one-way valve of compact new structure.
Background technology
Check valve is for controlling fluid one-way flow and the reversely element of No leakage closing.Oil is controlled for banked direction control valves
Road, not only needs check valve dependable performance, but also require that the one-way valve structures in banked direction control valves are compact.It is existing in the market
Some most appearance and size of check valve is huger, is not suitable for being used directly in banked direction control valves, or is formed by assembly, no
Independent functional unit can be formed, the batch production to banked direction control valves brings very big difficulty, even results in multichannel valve performance not
Stabilization.Therefore, it is necessary to develop the fluid one-way flow suitable for banked direction control valves oil circuit control of a kind of compact conformation, process is simple
And the plug-in one-way valve that reversely No leakage is closed.
In view of this, the design people is known based on such product design manufacture abundant for many years practical experience and specialty is engaged in
Know, and coordinate the utilization of scientific principle, be actively subject to research and innovation, to found a kind of plug-in one-way valve of new structure, make it
With more practicality.By constantly research, design, and after studying sample repeatedly and improving, really tool is created finally real
With the present invention of value.
The content of the invention
It is an object of the present invention to overcome the defect that prior art is present, and provide a kind of plug-in list of new structure
To valve, technical problem to be solved is that it is used for banked direction control valves using integral plugged formula structure as independent functional unit, knot
Structure is compact, functional, reduces difficulty of processing, improves reliability, meets the overall requirement of banked direction control valves, is very suitable for reality
With.
The object of the invention to solve the technical problems is realized using following technical scheme.Proposed according to the present invention
A kind of plug-in one-way valve, for banked direction control valves, including：Valve pocket, valve seat, steel ball and seal；Wherein, in the valve pocket
External screw thread is provided with along the axis direction of the valve pocket on outer surface, endoporus is provided with the inside of the valve pocket, the endoporus is opened
Mouth is located on the end face of described valve pocket one end, oil-out is provided with the end face of the valve pocket other end, in the week of the endoporus
Enclose the oilhole for being provided through the bottom surface and side of the endoporus and connecting the endoporus and the oil-out；The valve seat is arranged at
At the opening of the endoporus, one end of the valve seat is connected with the valve pocket, be provided with the end face of the valve seat other end into
Hydraulic fluid port, is additionally provided with the valve seat orifice of the connection oil inlet and the endoporus on the valve seat；The steel ball is arranged in described
In hole and the valve seat orifice, and with the valve seat orifice on cone match sealing, and the steel ball the centre of sphere to the interior bottom hole
Radius of the distance in face more than the steel ball；One end that the oil inlet is provided with the valve seat is also equipped with seal groove, institute
Seal is stated to be arranged in the seal groove.
The object of the invention to solve the technical problems can also be applied to the following technical measures to achieve further.
Foregoing plug-in one-way valve, wherein the seal is O-ring seal.
Foregoing plug-in one-way valve, wherein one end of the valve seat is entered in the endoporus by the opening of the endoporus
And be connected with the endoporus interference, and on the end face and the valve seat of one end of the valve pocket where the opening of the endoporus
Confined planes coordinate it is spacing.
Foregoing plug-in one-way valve, wherein the diameter with diameter greater than the steel ball of the endoporus, and the valve seat with
The diameter of the distance more than the steel ball of bottom surface of the end face of one end of the valve pocket connection to the endoporus.
Foregoing plug-in one-way valve, wherein the endoporus is in the axis direction that the inside of the valve pocket is along the valve pocket
Extend, the oilhole the inside of the valve pocket be along the valve pocket axis direction extend, and described oilhole one end opening
It is the oil-out, the other end of the oilhole extends to the valve seat is connected with the valve pocket one in the inside of the valve pocket
The end at end.
Foregoing plug-in one-way valve, wherein the oilhole is multiple, and multiple oilholes are set around the endoporus
Put.
The present invention has clear advantage and beneficial effect compared with prior art.By above-mentioned technical proposal, the present invention
A kind of plug-in one-way valve at least has following advantages and beneficial effect：Plug-in one-way valve of the invention is using integral plugged
Formula structure design, banked direction control valves is used for as independent functional unit.Its compact conformation, it is functional, banked direction control valves can be reduced
Difficulty of processing, improve the processing efficiency of the whole valve of banked direction control valves, and individually its performance can be tested to ensure banked direction control valves
Overall performance, avoid the whole valve failure for breaking down and causing by the check valve in banked direction control valves, reduce trouble point, improve
The stability and reliability of the whole valve of banked direction control valves, meet the overall requirement of banked direction control valves.
Described above is only the general introduction of technical solution of the present invention, in order to better understand technological means of the invention,
And can be practiced according to the content of specification, and in order to allow the above and other objects, features and advantages of the invention can
Become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Brief description of the drawings
Fig. 1 is the sectional view of the plug-in one-way valve of present pre-ferred embodiments.
Fig. 2 is the schematic diagram of the valve pocket of the plug-in one-way valve of present pre-ferred embodiments.
Fig. 3 is the schematic diagram of the valve seat of the plug-in one-way valve of present pre-ferred embodiments.
100：Valve pocket 110：External screw thread
120：Endoporus 121：Bottom surface
122：Side 130：End face
140：End face 150：Oilhole
200：Valve seat 210：Valve seat orifice
211：The conical surface 220：Seal groove
230：Confined planes 240：The face of cylinder
250：The face of cylinder 300：Steel ball
400：Seal A：Oil inlet
B：Oil-out
Specific embodiment
Further to illustrate the present invention to reach technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, to according to its specific embodiment of a kind of plug-in one-way valve proposed by the present invention, structure, feature and
Its effect, describes in detail as after.
For the present invention foregoing and other technology contents, feature and effect, in the following preferable reality coordinated with reference to schema
Apply and can clearly appear from the detailed description of example.Should be to reach predetermined to the present invention by the explanation of specific embodiment
The technological means and effect that purpose is taken obtain one and more go deep into and specific understanding, but institute's accompanying drawings are only to provide reference
With purposes of discussion, not for being any limitation as to the present invention.
Refer to shown in Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is the sectional view of the plug-in one-way valve of present pre-ferred embodiments.Figure
2 is the schematic diagram of the valve pocket of the plug-in one-way valve of present pre-ferred embodiments.Fig. 3 is the plug-in of present pre-ferred embodiments
The schematic diagram of the valve seat of check valve.
The plug-in one-way valve of present pre-ferred embodiments can be used for banked direction control valves as independent functional unit, and its is main
It is made up of valve pocket 100, valve seat 200, steel ball 300 and seal 400.Wherein, along valve pocket 100 on the outer surface of valve pocket 100
Axis direction be provided with external screw thread 110, external screw thread 110 can be used for the connection of whole valve.Endoporus 120 is provided with the inside of valve pocket 100,
The opening of endoporus 120 is provided with oil-out on the end face 130 of the one end of valve pocket 100 on the end face 140 of the other end of valve pocket 100
B, the bottom surface 121 and side 122 of endoporus 120 are provided through around endoporus 120 and the oil of endoporus 120 and oil-out B is connected
Hole 150.Valve seat 200 is arranged at the opening of endoporus 120, and one end of valve seat 200 is connected with valve pocket 100, in the other end of valve seat 200
End face be provided with oil inlet A, the valve seat orifice 210 of connection oil inlet A and endoporus 120 is additionally provided with valve seat 200.Steel ball 300
Be arranged in endoporus 120 and valve seat orifice 210, and with valve seat orifice 210 on the fitted seal of the conical surface 211, so as to reach positive unlatching,
The good result that reverse No leakage is closed.The centre of sphere of steel ball 300 is more than the half of steel ball 300 to the distance of the bottom surface 121 of endoporus 120
Footpath.One end that oil inlet A is provided with valve seat 200 is also equipped with seal groove 220, and seal 400 is arranged at seal groove 220
It is interior.
Seal of the invention 400 can be O-ring seal.One end of valve seat of the invention 200 is opening by endoporus 120
Mouthful enter in endoporus 120 and be connected with the interference of endoporus 120, and one end of valve pocket 100 where the opening of endoporus 120 end face
130 coordinate spacing with the confined planes 230 on valve seat 200.As shown in figure 3, valve seat 200 is the face of cylinder 240 formed with its one end
In an interference fit in press-in endoporus 120, and the face of cylinder 250 formed with its other end sets O-ring seal.
As shown in figure 1, the diameter with diameter greater than steel ball 300 of endoporus of the invention 120, and valve seat 200 connects with valve pocket 100
Distance diameter more than steel ball 300 of the end face of the one end for connecing to the bottom surface 121 of endoporus 120.
As shown in Fig. 2 endoporus of the invention 120 can prolong along the axis direction of valve pocket 100 in the inside of valve pocket 100
Stretch, while oilhole of the invention 150 can also extend along the axis direction of valve pocket 100 in the inside of valve pocket 100, and now oil
The opening of the one end of hole 150 is oil-out B, and the other end of oilhole 150 extends to valve seat 200 and valve in the inside of valve pocket 100
The end of one end of the connection of set 100.Oilhole 150 wherein of the invention can be multiple, and multiple oilholes 150 are around endoporus
120 are set.
Steel ball of the invention 300 can be to meet GB/T308-2002《Rolling bearing steel ball》The standard steel of a diameter of 5mm
Ball.
Plug-in one-way valve of the invention enters fashionable in fluid by oil inlet A, fluid promote steel ball 300, make steel ball 300 with
The conical surface 211 departs from, so that oil inlet A is connected with oil-out B via valve seat orifice 210, endoporus 120 and oilhole 150, it is thus oily
Liquid is flowed out through check valve by oil-out B；When fluid enters fashionable by oil-out B, because the conical surface 211 of steel ball 300 and valve seat 200 is matched somebody with somebody
Sealing is closed, is blocked between oil inlet A and oil-out B, fluid cannot be flowed out through check valve by oil inlet A, it is achieved thereby that oily
Liquid one-way flow and reversely No leakage close.
The above, is only presently preferred embodiments of the present invention, and any formal limitation is not made to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when making a little change or modification using the technology contents of the disclosure above
It is the Equivalent embodiments of equivalent variations, as long as being without departing from technical solution of the present invention content, according to technical spirit pair of the invention
Any simple modification, equivalent variations and modification that above example is made, still fall within the range of technical solution of the present invention.
Claims (6)
1. a kind of plug-in one-way valve, it is characterised in that it is used for banked direction control valves, including：Valve pocket, valve seat, steel ball and seal；
Wherein,
External screw thread is provided with along the axis direction of the valve pocket on the outer surface of the valve pocket, in the inside of the valve pocket is provided with
Hole, the opening of the endoporus is provided with oil-out on the end face of described valve pocket one end on the end face of the valve pocket other end,
The bottom surface and side of the endoporus are provided through around the endoporus and the oilhole of the endoporus and the oil-out is connected；
The valve seat is arranged at the opening of the endoporus, and one end of the valve seat is connected with the valve pocket, another in the valve seat
The end face of one end is provided with oil inlet, and the valve seat orifice of the connection oil inlet and the endoporus is additionally provided with the valve seat；
The steel ball is arranged in the endoporus and the valve seat orifice, and is sealed with the cone match in the valve seat orifice, and institute
State the centre of sphere of steel ball to the radius of the distance more than the steel ball of the endoporus bottom surface；
One end that the oil inlet is provided with the valve seat is also equipped with seal groove, and the seal is arranged at the seal groove
It is interior,
One end of the valve seat is to be entered in the endoporus by the opening of the endoporus and be connected with the endoporus interference, and institute
The end face of one end of the valve pocket where stating the opening of endoporus coordinates spacing with the confined planes on the valve seat.
2. plug-in one-way valve according to claim 1, it is characterised in that wherein described seal is O-ring seal.
3. plug-in one-way valve according to claim 1, it is characterised in that wherein described endoporus with diameter greater than the steel
The diameter of ball, and the valve seat is more than the steel with the end face of one end that the valve pocket is connected to the distance of the bottom surface of the endoporus
The diameter of ball.
4. plug-in one-way valve according to claim 1, it is characterised in that wherein described endoporus is in the inside of the valve pocket
It is to extend along the axis direction of the valve pocket, the oilhole in the inside of the valve pocket is prolonged along the axis direction of the valve pocket
Stretch, and the opening of described oilhole one end is the oil-out, the other end of the oilhole extends to institute in the inside of the valve pocket
State the end of one end that valve seat is connected with the valve pocket.
5. plug-in one-way valve according to claim 1, it is characterised in that a diameter of 5mm of wherein described steel ball.
6. the plug-in one-way valve according to any claim in claim 1 to 5, it is characterised in that wherein described oilhole
It is multiple, and multiple oilholes are set around the endoporus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310162327.4A CN104141647B (en) | 2013-05-06 | 2013-05-06 | A kind of plug-in one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310162327.4A CN104141647B (en) | 2013-05-06 | 2013-05-06 | A kind of plug-in one-way valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104141647A CN104141647A (en) | 2014-11-12 |
| CN104141647B true CN104141647B (en) | 2017-06-23 |
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ID=51850927
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310162327.4A Active CN104141647B (en) | 2013-05-06 | 2013-05-06 | A kind of plug-in one-way valve |
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| Country | Link |
|---|---|
| CN (1) | CN104141647B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112607214A (en) * | 2020-12-23 | 2021-04-06 | 万通(苏州)定量阀系统有限公司 | Dripper structure capable of controlling dripping amount and dripping speed and dripping bottle |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3025026A1 (en) * | 1980-07-02 | 1982-01-21 | Robert Bosch Gmbh, 7000 Stuttgart | Non-return valve for electric fuel pumps - forms two=part assembly, sealingly mounted in pump delivery duct, with steel or plastics seat |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4286622A (en) * | 1980-01-21 | 1981-09-01 | Youichi Ninomiya | Check valve assembly |
| CN2339818Y (en) * | 1997-05-30 | 1999-09-22 | 卢京玲 | Automobile oil-tank turn-over stop valve |
| CN2314184Y (en) * | 1997-11-28 | 1999-04-14 | 钟旭东 | One way valve with guiding cylinder and floating ball |
| CN2337372Y (en) * | 1998-06-12 | 1999-09-08 | 胜利石油管理局桩西采油厂 | Ceramic valve ball type single-flow valve |
| CN2481930Y (en) * | 2001-05-10 | 2002-03-13 | 满德金 | Check valve of electric immersible pump |
| US20060192168A1 (en) * | 2005-02-17 | 2006-08-31 | Thompson Bruce A | Suction actuated gravity deactivated ball valve |
| CN203257777U (en) * | 2013-05-06 | 2013-10-30 | 北京华德液压工业集团有限责任公司 | Plug-in mounting type one-way valve |
-
2013
- 2013-05-06 CN CN201310162327.4A patent/CN104141647B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3025026A1 (en) * | 1980-07-02 | 1982-01-21 | Robert Bosch Gmbh, 7000 Stuttgart | Non-return valve for electric fuel pumps - forms two=part assembly, sealingly mounted in pump delivery duct, with steel or plastics seat |
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| Publication number | Publication date |
|---|---|
| CN104141647A (en) | 2014-11-12 |
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