CN110273878A - Non-return overflow combiner valve - Google Patents
Non-return overflow combiner valve Download PDFInfo
- Publication number
- CN110273878A CN110273878A CN201910623194.3A CN201910623194A CN110273878A CN 110273878 A CN110273878 A CN 110273878A CN 201910623194 A CN201910623194 A CN 201910623194A CN 110273878 A CN110273878 A CN 110273878A
- Authority
- CN
- China
- Prior art keywords
- valve
- combiner
- overflow
- check
- afflux
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/021—Valves for interconnecting the fluid chambers of an actuator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/023—Excess flow valves, e.g. for locking cylinders in case of hose burst
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/027—Check valves
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Check Valves (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a kind of non-return overflow combiner valves, including overflow valve, combiner valve, first check-valve, second check-valve；Overflow valve includes spool, valve pocket, valve body, the first O-ring seal, ball seat, spring, the first retaining ring, end cap, adjusting rod, nut, the second retaining ring, the second O-ring seal, nut, gasket, spring pad, the first hydraulic fluid port, hexagon socket head cap screw, flange, the second hydraulic fluid port；Combiner valve includes afflux valve body, afflux spool, the first stop screw, the second stop screw, fluid course is machined in combiner valve body, afflux spool is mounted on the inside of fluid course, fluid course is communicated with the first through-flow oil duct, the second through-flow oil duct, first check-valve is mounted on the inside of the first through-flow oil duct, and second check-valve is mounted on the inside of the second through-flow oil duct.The present invention can be realized the function of non-return, overflow and afflux, and then reduce interface, greatly prolongs maintenance period, reduces costs, is not easy the features such as leaking.
Description
Technical field
The present invention relates to valve technology fields, more particularly to a kind of non-return overflow combiner valve.
Background technique
Combiner valve is also referred to as synchronous valve, is collection hydraulic pressure flow divider, combiner valve function in the independent hydraulically controlled device of one.It is hydraulic
Flow divider in valve, combiner valve, one-way distributing valve, the general name of unidirectional combiner valve and proportional diverter valve.Synchronous valve is mainly applied to
In twin-tub and multi-cylinder synchronous control hydraulic system.Usually realize that there are many method moved synchronously, but wherein to use flow distributing and collecting
Valve-synchronous valve synchronous control hydraulic system has many advantages such as that structure is simple, at low cost, manufacture is easy, highly reliable, because
And synchronous valve is widely used in hydraulic system.In the pipeline of fluid control, check-valves, overflow valve are frequently encountered
It is installed concentratedly with pressure gauge etc., and single-piece assembles and to form multiplex roles, be unfavorable for sealing, be easy to produce leakage, need frequent dimension
Shield.
Summary of the invention
The object of the invention is that providing a kind of non-return overflow combiner valve to solve the above-mentioned problems.
The present invention through the following technical solutions to achieve the above objectives:
A kind of non-return overflow combiner valve including overflow valve, the combiner valve being connected with the overflow valve, is mounted on the afflux
First check-valve inside valve, the second check-valve being mounted on inside the combiner valve；The overflow valve include spool, valve pocket,
Valve body, the first O-ring seal, ball seat, spring, the first retaining ring, end cap, adjusting rod, nut, the second retaining ring, the second O-shaped sealing
Circle, nut, gasket, spring pad, the first hydraulic fluid port, hexagon socket head cap screw, flange, the second hydraulic fluid port；The combiner valve include afflux valve body,
Afflux spool, the first stop screw, the second stop screw are machined with fluid course, the combiner valve in the combiner valve body
Core is mounted on the inside of the fluid course, and the fluid course is communicated with the first through-flow oil duct, the second through-flow oil duct, and described
One check-valves is mounted on the inside of the described first through-flow oil duct, and the second check-valve is mounted on the interior of the described second through-flow oil duct
Portion.
In order to further increase the use function of non-return overflow combiner valve, the first liquid stream is machined on the afflux valve body
Mouth and the second liquid stream mouth, first hydraulic fluid port are fastenedly connected pipe by first and are connected with the first liquid stream mouth, second oil
Mouth is fastenedly connected pipe by second and is connected with the second liquid stream mouth.
In order to further increase the use function of non-return overflow combiner valve, the valve pocket is mounted on the inside of the valve body,
The spool is mounted on the inside of the valve pocket, and there are two seal grooves for processing on the valve pocket, installs in each seal groove
There are the first retaining ring and the first O-ring seal, first O-ring seal is for sealing the valve pocket and valve body.
In order to further increase the use function of non-return overflow combiner valve, one end of the spool has flexural pivot, the ball
Hinge is mounted on the ball seat, and is equipped with spring in the valve pocket, and adjusting rod, the adjusting are equipped in the valve body
Bar protrudes into valve pocket, and gasket and spring pad are equipped in the adjusting rod, and the spring is mounted on the spring pad and institute
It states between ball seat.
In order to further increase the use function of non-return overflow combiner valve, the flange is installed by multiple hexagon socket head cap screws
End cap is installed in the end of the valve body, and in the outer surface of the adjusting rod, the end cap is fastened by nut,
The outside of the adjusting rod is equipped with nut.
In order to further increase the use function of non-return overflow combiner valve, sealing is machined on the inner wall of the end cap
Slot, is equipped with the second retaining ring and the second O-ring seal in seal groove, and second O-ring seal is used for end cover and tune
Pole.
In order to further increase the use function of non-return overflow combiner valve, in first stop screw and the second limit spiral shell
The outside of nail is equipped with adjusting nut, and first stop screw and the second stop screw protrude into fluid course.
In order to further increase the use function of non-return overflow combiner valve, the knot of the first check-valve and second check-valve
Structure is identical, and the inside of first check-valve and second check-valve all has pressure spring.
When in use, fluid course is machined in combiner valve body, afflux spool is mounted on the inside of fluid course, liquid stream
Channel is communicated with the first through-flow oil duct, the second through-flow oil duct, and first check-valve is mounted on the inside of the first through-flow oil duct, and second stops
Go back to the inside that valve is mounted on the second through-flow oil duct.The single liquid stream of input can be divided into two bursts of branch automatically according to fixed ratio
Stream output, when liquid flows through check-valves, can reduce the pressure loss, play the role of non-return, and can be realized flushing effect.And
The application is using direct-acting overflow valve, it constitutes the Automatic Control Component of a closed loop, and input quantity is the pre- force adjustment of spring,
Output quantity is controlled pressure, and controlled pressure feedback, which acts on spool effective area, generates active force, automatically adjusts overflow valve
Orifice size so that controlled pressure remained constant, to realize the effect of overflow.
It is novel in design unique that the beneficial effects of the present invention are: structure of the invention, by two check-valves, an overflow valve,
One combiner valve integrates, and can be realized the function of non-return, overflow and afflux in this way, and then reduce interface, prolongs significantly
Long maintenance period reduces costs, is not easy the features such as leaking.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of overflow valve in the present invention.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
As depicted in figs. 1 and 2, a kind of non-return overflow combiner valve, including overflow valve 100 and the overflow valve 100
Connected combiner valve 200, is mounted in the combiner valve 200 first check-valve 300 being mounted on inside the combiner valve 200
The second check-valve 400 in portion；The overflow valve 100 includes spool 1, valve pocket 2, valve body 3, the first O-ring seal 4, ball seat 5, bullet
Spring 6, the first retaining ring 7, end cap 8, adjusting rod 9, nut 10, the second retaining ring 11, the second O-ring seal 12, nut 13, gasket 14,
Spring pad 15, the first hydraulic fluid port 16, hexagon socket head cap screw 17, flange 18, the second hydraulic fluid port 19；The combiner valve 200 includes afflux valve body
21, afflux spool 22, the first stop screw 23, the second stop screw 24, are machined with fluid course in the afflux valve body 21
25, the afflux spool 22 is mounted on the inside of the fluid course 25, the fluid course 25 and the first through-flow oil duct 26,
Two through-flow oil ducts 27 communicate, and the first check-valve 300 is mounted on the inside of the described first through-flow oil duct 26, second non-return
Valve 400 is mounted on the inside of the described second through-flow oil duct 27.
In order to further increase the use function of non-return overflow combiner valve, the first liquid is machined on the afflux valve body 21
Head piece 27 and the second liquid stream mouth 28, first hydraulic fluid port 16 are fastenedly connected pipe 31 and 27 phase of the first liquid stream mouth by first
Even, second hydraulic fluid port 19 is fastenedly connected pipe 32 by second and is connected with the second liquid stream mouth 28.The valve pocket 2 is mounted on institute
The inside of valve body 3 is stated, the spool 1 is mounted on the inside of the valve pocket 2, the seal groove there are two processing on the valve pocket 2,
First retaining ring 7 and the first O-ring seal 4 are installed, first O-ring seal 4 is for sealing the valve in each seal groove
Set 2 and valve body 3.One end of the spool 1 has flexural pivot, and the flexural pivot is mounted on the ball seat 5, and in the valve pocket 2
Spring 6 is installed, adjusting rod 9 is installed in the valve body 3, the adjusting rod 9 protrudes into valve pocket 2, and in the adjusting rod 9
In gasket 14 and spring pad 15 are installed, the spring 6 is mounted between the spring pad 15 and the ball seat 5.The flange
18 are mounted on the end of the valve body 3 by multiple hexagon socket head cap screws 17, and are equipped with end cap in the outer surface of the adjusting rod 9
8, the end cap 8 is fastened by nut 13, is equipped with nut 10 in the outside of the adjusting rod 9.In the end cap 8
It is machined with seal groove on wall, the second retaining ring 11 and the second O-ring seal 12, the second O-shaped sealing are installed in seal groove
Circle 12 is used for end cover 8 and adjusting rod 9.Tune is installed in the outside of first stop screw 23 and the second stop screw 24
Nut is saved, and first stop screw 23 and the second stop screw 24 protrude into fluid course 25.The first check-valve
300 is identical with the structure of second check-valve 400, and the inside of first check-valve 300 and second check-valve 400 all has pressure spring.
When in use, fluid course 25 is machined in afflux valve body 21, afflux spool 22 is mounted on fluid course 25
Inside, fluid course 25 are communicated with the first through-flow oil duct 26, the second through-flow oil duct 27, and it is logical that first check-valve 300 is mounted on first
The inside of oil duct 26 is flowed, second check-valve 400 is mounted on the inside of the second through-flow oil duct 27.It can be automatic according to fixed ratio
The single liquid stream of input is divided into two bursts of tributary outputs, when liquid flows through check-valves, the pressure loss can be reduced, play non-return
Effect, and can be realized flushing effect.And the application, using direct-acting overflow valve, it constitutes the automatic control of a closed loop
Element, input quantity are the pre- force adjustment of spring, and output quantity is controlled pressure, and controlled pressure feedback acts on spool effective area
Active force is generated, the orifice size of overflow valve is automatically adjusted, so that controlled pressure remained constant, to realize the effect of overflow.
Structure of the invention is novel in design unique, and two check-valves, an overflow valve, a combiner valve are integrated, in this way can
It realizes the function of non-return, overflow and afflux, and then reduces interface, greatly prolong maintenance period, reduce costs, be not easy to leak
The features such as.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.
Claims (8)
1. a kind of non-return overflow combiner valve, it is characterised in that: including overflow valve (100), the collection being connected with the overflow valve (100)
Stream valve (200) is mounted on the internal first check-valve (300) of the combiner valve (200), is mounted in the combiner valve (200)
The second check-valve (400) in portion；The overflow valve (100) includes spool (1), valve pocket (2), valve body (3), the first O-ring seal
(4), ball seat (5), spring (6), the first retaining ring (7), end cap (8), adjusting rod (9), nut (10), the second retaining ring (11), the 2nd O
Type sealing ring (12), nut (13), gasket (14), spring pad (15), the first hydraulic fluid port (16), hexagon socket head cap screw (17), flange
(18), the second hydraulic fluid port (19)；The combiner valve (200) includes afflux valve body (21), afflux spool (22), the first stop screw
(23), the second stop screw (24) are machined with fluid course (25), the afflux spool (22) in the afflux valve body (21)
It is mounted on the inside of the fluid course (25), the fluid course (25) and the first through-flow oil duct (26), the second through-flow oil duct
(27) it communicates, the first check-valve (300) is mounted on the inside of the described first through-flow oil duct (26), the second check-valve
(400) it is mounted on the inside of the described second through-flow oil duct (27).
2. non-return overflow combiner valve according to claim 1, it is characterised in that: be machined on the afflux valve body (21)
First liquid stream mouth (27) and the second liquid stream mouth (28), first hydraulic fluid port (16) are fastenedly connected pipe (31) and described the by first
One liquid stream mouth (27) is connected, and second hydraulic fluid port (19) is fastenedly connected pipe (32) and the second liquid stream mouth (28) phase by second
Even.
3. non-return overflow combiner valve according to claim 2, it is characterised in that: the valve pocket (2) is mounted on the valve body
(3) inside, the spool (1) are mounted on the inside of the valve pocket (2), the seal groove there are two processing on the valve pocket (2),
First retaining ring (7) and the first O-ring seal (4) are installed in each seal groove, first O-ring seal (4) is for close
Seal the valve pocket (2) and valve body (3).
4. non-return overflow combiner valve according to claim 3, it is characterised in that: one end of the spool (1) has flexural pivot,
The flexural pivot is mounted on the ball seat (5), and is equipped with spring (6) in the valve pocket (2), the peace in the valve body (3)
Equipped with adjusting rod (9), the adjusting rod (9) is protruded into valve pocket (2), and be equipped in the adjusting rod (9) gasket (14) and
Spring pad (15), the spring (6) are mounted between the spring pad (15) and the ball seat (5).
5. non-return overflow combiner valve according to claim 4, it is characterised in that: the flange (18) passes through multiple interior hexagonals
Bolt (17) is mounted on the end of the valve body (3), and is equipped with end cap (8), the end in the outer surface of the adjusting rod (9)
Lid (8) is fastened by nut (13), is equipped with nut (10) in the outside of the adjusting rod (9).
6. non-return overflow combiner valve according to claim 5, it is characterised in that: processed on the inner wall of the end cap (8)
There is seal groove, the second retaining ring (11) and the second O-ring seal (12), second O-ring seal are installed in seal groove
(12) end cover (8) and adjusting rod (9) are used for.
7. non-return overflow combiner valve according to claim 6, it is characterised in that: in first stop screw (23) and
The outside of two stop screws (24) is equipped with adjusting nut, and first stop screw (23) and the second stop screw (24) are equal
It protrudes into fluid course (25).
8. non-return overflow combiner valve according to claim 7, it is characterised in that: the first check-valve (300) and second
The structure of check-valves (400) is identical, and the inside of first check-valve (300) and second check-valve (400) all has pressure spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910623194.3A CN110273878A (en) | 2019-07-11 | 2019-07-11 | Non-return overflow combiner valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910623194.3A CN110273878A (en) | 2019-07-11 | 2019-07-11 | Non-return overflow combiner valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110273878A true CN110273878A (en) | 2019-09-24 |
Family
ID=67964203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910623194.3A Pending CN110273878A (en) | 2019-07-11 | 2019-07-11 | Non-return overflow combiner valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110273878A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682382A (en) * | 2020-12-31 | 2021-04-20 | 上海立新液压有限公司 | Auxiliary valve group |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002106510A (en) * | 2000-09-28 | 2002-04-10 | Furukawa Co Ltd | Flow distributing and collecting valve |
| CN203926912U (en) * | 2014-06-19 | 2014-11-05 | 才德强 | Non-return overflow combiner valve |
| CN105697801A (en) * | 2016-04-28 | 2016-06-22 | 黄斌 | Novel overflow valve |
| CN105715621A (en) * | 2016-04-28 | 2016-06-29 | 黄斌 | Direct relief valve with guide structure |
| CN207814074U (en) * | 2018-01-31 | 2018-09-04 | 邹城市益凯德液压有限公司 | Hydraulic hand-operated direction valve with overload protection function |
| CN208040804U (en) * | 2018-03-19 | 2018-11-02 | 安徽博一流体传动股份有限公司 | Remote-control pressure control valve |
| CN208587343U (en) * | 2018-06-04 | 2019-03-08 | 中国石油化工股份有限公司 | A kind of overflow valve |
| CN109469660A (en) * | 2018-11-30 | 2019-03-15 | 广东轻工职业技术学院 | A kind of dual spool control synchronous valve |
-
2019
- 2019-07-11 CN CN201910623194.3A patent/CN110273878A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002106510A (en) * | 2000-09-28 | 2002-04-10 | Furukawa Co Ltd | Flow distributing and collecting valve |
| CN203926912U (en) * | 2014-06-19 | 2014-11-05 | 才德强 | Non-return overflow combiner valve |
| CN105697801A (en) * | 2016-04-28 | 2016-06-22 | 黄斌 | Novel overflow valve |
| CN105715621A (en) * | 2016-04-28 | 2016-06-29 | 黄斌 | Direct relief valve with guide structure |
| CN207814074U (en) * | 2018-01-31 | 2018-09-04 | 邹城市益凯德液压有限公司 | Hydraulic hand-operated direction valve with overload protection function |
| CN208040804U (en) * | 2018-03-19 | 2018-11-02 | 安徽博一流体传动股份有限公司 | Remote-control pressure control valve |
| CN208587343U (en) * | 2018-06-04 | 2019-03-08 | 中国石油化工股份有限公司 | A kind of overflow valve |
| CN109469660A (en) * | 2018-11-30 | 2019-03-15 | 广东轻工职业技术学院 | A kind of dual spool control synchronous valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682382A (en) * | 2020-12-31 | 2021-04-20 | 上海立新液压有限公司 | Auxiliary valve group |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190924 |
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| RJ01 | Rejection of invention patent application after publication |