CN106224314B - A kind of trimmer valve - Google Patents
A kind of trimmer valve Download PDFInfo
- Publication number
- CN106224314B CN106224314B CN201610741791.2A CN201610741791A CN106224314B CN 106224314 B CN106224314 B CN 106224314B CN 201610741791 A CN201610741791 A CN 201610741791A CN 106224314 B CN106224314 B CN 106224314B
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- China
- Prior art keywords
- valve
- draining
- valve body
- way solenoid
- oil inlet
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Classifications
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- 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
Abstract
The invention discloses a kind of trimmer valve, mainly it is made of adjustable throttling at adjustable throttling end 2/2-way solenoid valve at throttle valve at throttle valve end 2/2-way solenoid valve at throttle valve at 2/2-way solenoid valve at lower valve body, upper valve body, check valve, safety valve, oil inlet, oil inlet, draining, draining, draining and draining；Inlet distinguishes connection safety valve and check valve, check valve connects at oil inlet throttle valve at 2/2-way solenoid valve and oil inlet respectively, throttling valve outlet connects altogether at 2/2-way electromagnetic valve outlet and oil inlet at oil inlet, connects liquid outlet after connecting altogether respectively, throttle valve end 2/2-way solenoid valve at adjustable throttling end 2/2-way solenoid valve and draining at draining；Adjustable throttling end 2/2-way solenoid valve connects adjustable throttling at draining at the draining, and throttle valve end 2/2-way solenoid valve connects throttle valve at draining at the draining.The present invention can reduce the pressure transient in hydraulic system, reduce impact of the pressure transient to equipment, protect Hydraulic Elements.
Description
Technical field
Hydraulic valve field of the present invention, in particular to a kind of trimmer valve.
Background technology
As various industrial equipment the degree of automation are higher and higher, various hydraulic systems are widely used in various industrial equipments
In.Hydraulic system possesses small stable drive, light weight, large carrying capacity, stepless time adjustment easy to implement, is easily achieved overload
Protection, compound action easy to implement simplify the internal structure of an organization and can realize many merits such as self-lubricate, by everybody like.But
It is that during the use of hydraulic system, the transient change of pressure is impacted very greatly caused by equipment, is easily damaged hydraulic pressure system
Each element in system so as to shorten its service life, increases equipment operating cost.
The content of the invention
It is an object of the invention to provide a kind of trimmer valve, which can reduce the pressure transient in hydraulic system,
Reduce impact of the pressure transient to equipment, protect Hydraulic Elements.
The present invention is achieved through the following technical solutions：
A kind of trimmer valve, mainly by lower valve body, upper valve body, check valve, safety valve, oil inlet 2/2-way solenoid valve, into
Throttle valve at oil, throttle valve end 2/2-way solenoid valve at draining, throttle valve at draining, two two, adjustable throttling end at draining
Adjustable throttling forms at three-way electromagnetic valve and draining；The lower valve body is cuboid, and lower valve body left end is provided with safety valve and lets out
Throttle valve at oil, lower valve body right end are provided with 2/2-way solenoid valve and check valve at oil inlet, and lower valve body upper end is provided with oil inlet
Locate throttle valve, lower valve body rear end is provided with adjustable throttling at draining；The upper valve body is cuboid, and upper valve body upper end is provided with
Throttle valve end 2/2-way solenoid valve at adjustable throttling end 2/2-way solenoid valve and draining at draining；The lower valve body is length
Cube, lower valve body left end are provided with throttle valve at safety valve and draining, and lower valve body right end is provided with 2/2-way electromagnetism at oil inlet
Valve and check valve, lower valve body upper end are provided with throttle valve at oil inlet, and lower valve body rear end is provided with adjustable throttling at draining；It is described
Upper valve body is cuboid, and upper valve body upper end is provided at draining throttle valve at adjustable throttling end 2/2-way solenoid valve and draining
Hold 2/2-way solenoid valve；Inlet distinguishes connection safety valve and check valve, and check valve connects 2/2-way electricity at oil inlet respectively
Throttle valve at magnet valve and oil inlet, throttling valve outlet connects altogether at 2/2-way electromagnetic valve outlet and oil inlet at oil inlet, after connecting altogether respectively
Connect oil outlet, throttle valve end 2/2-way solenoid valve at adjustable throttling end 2/2-way solenoid valve and draining at draining；Institute
State at draining adjustable throttling at adjustable throttling end 2/2-way solenoid valve connection draining, two, throttle valve end at the draining
Throttle valve at two three-way electromagnetic valves connection draining.The trimmer valve can reduce the pressure transient in hydraulic system, reduce pressure transient
Hydraulic Elements are protected in impact to equipment.
Further, the lower valve body and the upper valve body junction are provided with gasket.For prevent lower valve body and
The hydraulic fluid leak of valve body junction while hydraulic oil loss is reduced, ensures pressure demand of the system to hydraulic oil.
Further, bolt hole, the lower valve body and the upper valve body are provided on the lower valve body and the upper valve body
It is bolted, the lower valve body is bolted with body.It is bolted simple and practical, and it can be met to intensity
It is required that.
Further, inlet is provided in the lower valve body, for connecting the input terminal of hydraulic oil, the hydraulic pressure of input terminal
Oil passes through the supercharging of pressurized equipment；The upper valve body is provided with liquid outlet, for connecting the Hydraulic Elements of working equipment.
To realize the expectation function of the trimmer valve, each valve module is made to be interconnected as required, the lower valve body and described
Upper valve body is internally provided with oil duct, and the lower valve body is connected with the oil duct of the upper valve body.
Further, it is provided with location hole on the lower valve body and upper valve body.Junction determines in lower valve body and upper valve body
Position hole can make the connection of oil duct more accurate, and the location hole of lower valve body front end makes the installation of the trimmer valve more accurate.
Further, the check valve, safety valve, 2/2-way solenoid valve at oil inlet, throttle valve at oil inlet, saved at draining
Adjustable throttling is connected respectively by screw thread with lower valve body at stream valve and draining, and junction is provided with fluid sealant；The draining
Locate throttle valve end 2/2-way solenoid valve at adjustable throttling end 2/2-way solenoid valve and draining by screw thread and upper valve body to connect
It connects, and junction is provided with fluid sealant.It is threadedly coupled, simple and practical and satisfaction is easily installed the requirement of detection, the choosing of fluid sealant
It selects, can be the adhesive tape class product or liquid glue class product of unsintered tape class, it is readily disassembled and to meet its right to meet
The seal request of high pressure liquid pressure oil is standard.
Compared with prior art, the present invention have the advantage that for：
(1) present invention can reduce the pressure transient in hydraulic system, reduce impact of the pressure transient to equipment, protect liquid
Press element.
(2) dependable performance of the present invention, it is simple in structure, convenient for the maintenance of equipment.
(3) present invention is easy for installation, and installation accuracy requirement is low, highly practical.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the principle of the present invention figure.
Wherein：1-safety valve, throttle valve at 2-draining, 3-lower valve body, adjustable throttling at 4-draining, 5-bolt
Hole, 6-location hole, 7-upper valve body, adjustable throttling end 2/2-way solenoid valve at 8-draining, throttle valve end at 9-draining
2/2-way solenoid valve, 10-liquid outlet, 11-gasket, throttle valve at 12-oil inlet, 2/2-way electromagnetism at 13-oil inlet
Valve, 14-check valve, 15-inlet.
Specific embodiment
The present invention is described in further detail with reference to embodiment, but the implementation of the present invention is not limited to this.
Embodiment 1：
As shown in Figure 1, for the shortcomings that overcoming the prior art, the present invention devises a kind of trimmer valve, and the trimmer valve is main
By throttle valve 12, draining at lower valve body 3, upper valve body 7, check valve 14, safety valve 1, oil inlet 2/2-way solenoid valve 13, oil inlet
Throttle valve 2 at place's throttle valve end 2/2-way solenoid valve 9, draining adjustable throttling end 2/2-way solenoid valve 8 and is let out at draining
Adjustable throttling 4 forms at oil；The lower valve body 3 is cuboid, and 3 left end of lower valve body is provided at safety valve 1 and draining and throttles
Valve 2,3 right end of lower valve body are provided with 2/2-way solenoid valve 13 and check valve 14 at oil inlet, and 3 upper end of lower valve body is provided at oil inlet
Throttle valve 12,3 rear end of lower valve body are provided with adjustable throttling 4 at draining；The upper valve body 7 is cuboid, and 7 upper end of upper valve body is set
Throttle valve end 2/2-way solenoid valve 9 at adjustable throttling end 2/2-way solenoid valve 8 and draining is equipped at draining；Inlet 15
Connection safety valve 1 and check valve 14 respectively, check valve 14 connect throttle at oil inlet at 2/2-way solenoid valve 13 and oil inlet respectively
Valve 12, throttle valve 12 is exported and connected altogether at the outlet of 2/2-way solenoid valve 13 and oil inlet at oil inlet, connects oil outlet after connecting altogether respectively
10th, throttle valve end 2/2-way solenoid valve 9 at adjustable throttling end 2/2-way solenoid valve 8 and draining at draining；The draining
Locate adjustable throttling end 2/2-way solenoid valve 8 and connect adjustable throttling 4 at draining, throttle valve end 2/2-way at the draining
Solenoid valve 9 connects throttle valve 2 at draining.
When installing the trimmer valve, first, clear up each valve member junction, prevent the presence due to impurity and damaged screw.
Then, by 2/2-way solenoid valve 13 and check valve 14 at throttle valve 12 at throttle valve 2 at safety valve 1, draining, oil inlet, oil inlet
In lower valve body 13, by throttle valve end 2/2-way at adjustable throttling end 2/2-way solenoid valve 8 at draining and draining
Solenoid valve 9 is mounted on upper valve body 7.Then, gasket 11 is put between upper valve body and 7 and lower valve body 3, by upper valve body and 7
It is bolted and fixes with lower valve body 3, trimmer valve is fixed in rack using bolt.Then, inlet 15 connects liquid
Hydraulic oil inlet oil pipe, liquid outlet 10, which connects, uses oily end Hydraulic Elements, adjustable throttling at throttle at safety valve 1, draining 2 and draining
4 connection fuel tanks；Finally, the control line of solenoid valve is connected.
During using the trimmer valve, adjustable throttling end 2/2-way solenoid valve 8, two, throttle valve end at draining at the draining
When the electromagnet of 2/2-way solenoid valve 13 does not work at two three-way electromagnetic valves 9 and oil inlet, liquid outlet 10 is throttled to by damping
Flow it is small；The work of electromagnet of 2/2-way solenoid valve 13 at oil inlet, adjustable throttling end 2/2-way electromagnetism at draining
When throttle valve end 2/2-way solenoid valve 9 does not work at valve 8 and draining, work big flow can be made by the way that it is slow to reach unlatching
The effect of punching；The work of electromagnet of throttle valve end 2/2-way solenoid valve 9 at draining, two two, adjustable throttling end at draining
It is small by damping throttling return oil flow when 2/2-way solenoid valve 13 does not work at three-way electromagnetic valve 8 and oil inlet；It can at draining
The work of electromagnet of flow regulating valve end 2/2-way solenoid valve 8, throttle valve end at 2/2-way solenoid valve 13 and draining at oil inlet
When 2/2-way solenoid valve 9 does not work, oil return big flow can be made by achieving the effect that work declines buffering.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is every according to
According to the present invention technical spirit above example is made any simple modification, equivalent variations, each fall within the present invention protection
Within the scope of.
Claims (7)
1. a kind of trimmer valve, it is characterised in that：Mainly by lower valve body (3), upper valve body (7), check valve (14), safety valve (1), into
2/2-way solenoid valve (13) at oil, throttle valve (12) at oil inlet, throttle valve end 2/2-way solenoid valve (9), draining at draining
Locate throttle valve (2), adjustable throttling (4) forms at adjustable throttling end 2/2-way solenoid valve (8) and draining at draining；It is described
Lower valve body (3) is cuboid, and lower valve body (3) left end is provided with throttle valve (2) at safety valve (1) and draining, lower valve body (3) right end
2/2-way solenoid valve (13) and check valve (14) at oil inlet are provided with, lower valve body (3) upper end is provided with throttle valve at oil inlet
(12), lower valve body (3) rear end is provided with adjustable throttling at draining (4)；The upper valve body (7) is cuboid, on upper valve body (7)
End is provided at draining throttle valve end 2/2-way solenoid valve (9) at adjustable throttling end 2/2-way solenoid valve (8) and draining；
Connection safety valve (1) and check valve (14), check valve (14) connect 2/2-way electromagnetism at oil inlet to inlet (15) respectively respectively
Throttle valve (12) at valve (13) and oil inlet, throttle valve (12) outlet is altogether at 2/2-way solenoid valve (13) outlet and oil inlet at oil inlet
Even, liquid outlet (10) is connected after connecting altogether respectively, throttle valve at adjustable throttling end 2/2-way solenoid valve (8) and draining at draining
Hold 2/2-way solenoid valve (9)；Adjustable throttling at adjustable throttling end 2/2-way solenoid valve (8) connection draining at the draining
Valve (4), throttle valve (2) at throttle valve end 2/2-way solenoid valve (9) connection draining at the draining.
2. a kind of trimmer valve according to claim 1, it is characterised in that：The lower valve body (3) and the upper valve body (7) are even
The place of connecing is provided with gasket (11).
3. a kind of trimmer valve according to claim 1, it is characterised in that：On the lower valve body (3) and the upper valve body (7)
Bolt hole (5) is provided with, the lower valve body (3) and the upper valve body (7) are bolted, the lower valve body (3) and body
It is bolted.
4. a kind of trimmer valve according to claim 1, it is characterised in that：Inlet is provided on the lower valve body (3)
(15)；The upper valve body (7) is provided with liquid outlet (10).
5. a kind of trimmer valve according to claim 1, it is characterised in that：The lower valve body (3) and the upper valve body (7) are set
Oil duct is equipped with, the lower valve body (3) connects with the oil duct of the upper valve body (7).
6. a kind of trimmer valve according to claim 1, it is characterised in that：It is set on the lower valve body (3) and upper valve body (7)
There is location hole (6).
7. a kind of trimmer valve according to claim 1, it is characterised in that：The check valve (14), safety valve (1), oil inlet
Locate 2/2-way solenoid valve (13), throttle valve (12) at oil inlet, adjustable throttling (4) divides at throttle valve (2) and draining at draining
It is not connected by screw thread with lower valve body (3), and junction is provided with fluid sealant；Adjustable throttling end 2/2-way at the draining
Throttle valve end 2/2-way solenoid valve (9) is connected by screw thread with upper valve body (7) at solenoid valve (8) and draining, and junction is set
It is equipped with fluid sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610741791.2A CN106224314B (en) | 2016-08-26 | 2016-08-26 | A kind of trimmer valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610741791.2A CN106224314B (en) | 2016-08-26 | 2016-08-26 | A kind of trimmer valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106224314A CN106224314A (en) | 2016-12-14 |
| CN106224314B true CN106224314B (en) | 2018-06-05 |
Family
ID=57554779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610741791.2A Active CN106224314B (en) | 2016-08-26 | 2016-08-26 | A kind of trimmer valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106224314B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1522740A1 (en) * | 2003-10-06 | 2005-04-13 | OIL CONTROL S.p.A. | A cushion valve for hydraulic remote controls of hydraulic directional valves |
| EP1788258A2 (en) * | 2005-11-22 | 2007-05-23 | ThyssenKrupp Presta SteerTec GmbH | Vibration damping proportional valve |
| CN202579410U (en) * | 2012-05-30 | 2012-12-05 | 郑州宇通重工有限公司 | Oil cylinder buffer control valve |
| CN103277449A (en) * | 2013-05-24 | 2013-09-04 | 浙江大学 | Control valve set having load maintaining function and buffering vibration-reducing function |
| CN103470552A (en) * | 2013-09-17 | 2013-12-25 | 常州液压成套设备厂有限公司 | Hydraulic system with buffer function |
| CN204164071U (en) * | 2014-09-23 | 2015-02-18 | 徐工集团工程机械股份有限公司 | Trimmer valve, pumping system and concrete mixer |
| CN204783909U (en) * | 2015-06-18 | 2015-11-18 | 上海彭浦机器厂有限公司 | Crawler -mounted excavator integrated form cushion valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011051752A1 (en) * | 2009-10-26 | 2011-05-05 | Volvo Compact Equipment Sas | Dampened hydraulic pilot control arrangement for a spool valve |
-
2016
- 2016-08-26 CN CN201610741791.2A patent/CN106224314B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1522740A1 (en) * | 2003-10-06 | 2005-04-13 | OIL CONTROL S.p.A. | A cushion valve for hydraulic remote controls of hydraulic directional valves |
| EP1788258A2 (en) * | 2005-11-22 | 2007-05-23 | ThyssenKrupp Presta SteerTec GmbH | Vibration damping proportional valve |
| CN202579410U (en) * | 2012-05-30 | 2012-12-05 | 郑州宇通重工有限公司 | Oil cylinder buffer control valve |
| CN103277449A (en) * | 2013-05-24 | 2013-09-04 | 浙江大学 | Control valve set having load maintaining function and buffering vibration-reducing function |
| CN103470552A (en) * | 2013-09-17 | 2013-12-25 | 常州液压成套设备厂有限公司 | Hydraulic system with buffer function |
| CN204164071U (en) * | 2014-09-23 | 2015-02-18 | 徐工集团工程机械股份有限公司 | Trimmer valve, pumping system and concrete mixer |
| CN204783909U (en) * | 2015-06-18 | 2015-11-18 | 上海彭浦机器厂有限公司 | Crawler -mounted excavator integrated form cushion valve |
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| Publication number | Publication date |
|---|---|
| CN106224314A (en) | 2016-12-14 |
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