CN206111712U - Two balanced valve valvess of stack formula - Google Patents
Two balanced valve valvess of stack formula Download PDFInfo
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- CN206111712U CN206111712U CN201621044214.XU CN201621044214U CN206111712U CN 206111712 U CN206111712 U CN 206111712U CN 201621044214 U CN201621044214 U CN 201621044214U CN 206111712 U CN206111712 U CN 206111712U
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- oil
- balanced valve
- valve
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Abstract
The utility model discloses a two balanced valve valvess of stack formula, it contains: integrated package and first liquid accuse balanced valve and second liquid accuse balanced valve, all have a screw hole on two opposite terminal surfaces of integrated package, threaded connection is in the screw hole respectively for first liquid accuse balanced valve and second liquid accuse balanced valve, and the integrated package still has two opposite first installation faces and second installation face, and first installation face is provided with three oil inlet and an oil -out, and second installation face is provided with three oil -out and an oil inlet, and the integrated package still contains four mounting holes, and every mounting hole runs through the integrated package and communicate two installation faces. This two balanced valve valvess of stack formula's first liquid accuse balanced valve and second liquid control the balanced valve all with integrated package threaded connection to the mounting hole runs through the integrated package, consequently, has made things convenient for the stack installation of two balanced valve valvess and has dismantled.
Description
Technical field
This utility model is related to a kind of double balanced valve valve groups of superposing type.
Background technology
Hydraulic crane is common engineering machinery.Generally, the lifting mechanism of hydraulic crane, jib lubbing mechanism and telescopic machine
When band is carried and declined, if without balanced valve, mechanism will produce hypervelocity decline, uncontrollable, appearance danger to structure in the presence of load
Dangerous phenomenon etc..Band carries bigger, and this danger is also bigger.Equally, in All Hydraulic Travelling System (open system), in descending
Also the danger that hypervelocity glides can be produced, therefore is also required to use balanced valve.In order to prevent danger, realize band carry the controlling of decline,
Fine motion, balance and safety, it is necessary to which installing one in the loop for declining can limit load decrease speed, are capable of achieving fine setting again
And arbitrarily controllable stop on a certain height in space without a multifunctional control valve for moving down (or downslide).Superposing type double flat
Weighing apparatus valve valve group is the vitals of the cylinder control circuit of hydraulic crane, and the existing pair of balanced valve valve group has that volume is big, weight
Weight, maintenance cost are high, dismounting is inconvenient, repair or clean the defect of inconvenience.
Utility model content
The technical problems to be solved in the utility model is to overcome the defect of prior art installing/dismounting inconvenience, there is provided one
Plant the double balanced valve valve groups of superposing type for facilitating installing/dismounting.
This utility model is to solve above-mentioned technical problem by following technical proposals：
A kind of double balanced valve valve groups of superposing type, it is included：
Integrated package and the first hydraulic control balanced valve and the second hydraulic control balanced valve；
A screwed hole is respectively provided with contrary two end face of integrated package, the first hydraulic control balanced valve and the second hydraulic control are balanced
Valve is threadedly connected to respectively in screwed hole,
Integrated package also has two contrary the first mounting surfaces and the second mounting surface, and the first mounting surface is provided with three oil-feeds
Mouth and an oil-out, the second mounting surface is provided with three oil-outs and an oil-in,
Integrated package also includes four installing holes, and each installing hole runs through integrated package and connects the first mounting surface and the second peace
Dress face.
Preferably, integrated package includes two ends and an installation portion, and installation portion is connected between two ends, two ends
Face is respectively arranged at two ends, and the first mounting surface and the second mounting surface are arranged at installation portion.
Preferably, installation portion is cuboid component.
Preferably, the side that installation portion is connected with end is shaped as square, and the area of side is 1600-2025 square
Millimeter.
Preferably, volume of the volume of end less than installation portion.
Preferably, the first mounting surface is provided with the first oil-in, the second oil-in, the 3rd oil-in and the 4th oil-out,
Second mounting surface is provided with the first oil-out, the second oil-out, the 3rd oil-out and the 4th oil-in；
First hydraulic control balanced valve and the second hydraulic control balanced valve include oil suction chamber, go out oil pocket and control chamber, and the first hydraulic control is put down
The aperture of the valve of weighing apparatus valve and the second hydraulic control balanced valve can pass through the hydraulic regulation in control chamber；
First oil-in is connected respectively with the oil suction chamber of the first hydraulic control balanced valve and the control chamber of the second hydraulic control balanced valve, the
Two oil-ins are connected with the second oil-out, and the 3rd oil-in is balanced respectively with the oil suction chamber of the second hydraulic control balanced valve and the first hydraulic control
The control chamber connection of valve, the 4th oil-out connects with the 4th oil-in, and the first oil-out and the first hydraulic control balanced valve go out oil pocket
Connection, the 3rd oil-out is connected with the oil pocket that goes out of the second hydraulic control balanced valve.
Preferably, the straight line pair that the second oil-in and the 4th oil-out are linked to be relative to the first oil-in and the 3rd oil-in
Claim, the first oil-in and the 3rd oil-in are symmetrical with the straight line that the 4th oil-out is linked to be relative to the second oil-in.
Preferably, the straight line pair that the second oil-out and the 4th oil-in are linked to be relative to the first oil-out and the 3rd oil-out
Claim, the first oil-out and the 3rd oil-out are symmetrical with the straight line that the 4th oil-in is linked to be relative to the second oil-out.
Preferably, integrated package also includes a location hole, and location hole is through integrated package and connects the first mounting surface and the
Two mounting surfaces.
Preferably, integrated package is made up of spheroidal graphite cast-iron.
Positive effect of the present utility model is：First hydraulic control balanced valve of the double balanced valve valve group of the superposing type and the
Two hydraulic control balanced valves are threadedly coupled with integrated package, and installing hole runs through integrated package, therefore, facilitate double balanced valve valve groups
Superposition installation and removal.
Description of the drawings
Fig. 1 is the front-view schematic diagram of the double balanced valve valve groups of superposing type of preferred embodiment of the present utility model；
Fig. 2 is the schematic rear view of the double balanced valve valve groups of superposing type of preferred embodiment of the present utility model；
Fig. 3 is the left view schematic diagram of the double balanced valve valve groups of superposing type of preferred embodiment of the present utility model；
Fig. 4 is the schematic top plan view of the double balanced valve valve groups of superposing type of preferred embodiment of the present utility model；
Fig. 5 is the inner flow passage schematic diagram of the double balanced valve valve groups of superposing type of preferred embodiment of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawings, this utility model is further illustrated by way of embodiment, but not therefore by this practicality
It is new to be limited among described scope of embodiments.
As Figure 1-4, the double balanced valve valve groups 10 of superposing type are included：The hydraulic control balanced valve 12 and second of integrated package 11 and first
Hydraulic control balanced valve 13.
A screwed hole 15, the first hydraulic control balanced valve 12 and the second liquid are respectively provided with contrary two end face of integrated package 11
Control balanced valve 13 is threadedly connected to respectively in screwed hole 15.A fabrication hole 19, the technique are further respectively had on the two end faces
Hole 19 is arranged for the inner flow passage in process block 11, is blocked under normal condition.
Integrated package 11 also has two contrary the first mounting surfaces 20 and the second mounting surface 30.First mounting surface 20 is provided with
Three oil-ins and an oil-out, respectively the first oil-in 21, the second oil-in 22, the 3rd oil-in 23 and the 4th are fuel-displaced
Mouth 24.Second mounting surface 30 is provided with three oil-outs and an oil-in, respectively the first oil-out 31, the second oil-out
32nd, the 3rd oil-out 33 and the 4th oil-in 34.
The straight line that second oil-in 22 and the 4th oil-out 24 are linked to be relative to the first oil-in 21 and the 3rd oil-in 23
Symmetrically, the straight line pair that the first oil-in 21 and the 3rd oil-in 23 are linked to be relative to the second oil-in 22 and the 4th oil-out 24
Claim.
The straight line that second oil-out 32 and the 4th oil-in 34 are linked to be relative to the first oil-out 31 and the 3rd oil-out 33
Symmetrically, the straight line pair that the first oil-out 31 and the 3rd oil-out 33 are linked to be relative to the second oil-out 32 and the 4th oil-in 34
Claim.
In the arrangement of three oil-ins and an oil-out on the first mounting surface 20 and position and the second mounting surface 30
The arrangement of three oil-outs and an oil-in and position are corresponding.So as to, in superposition, runner can be with corresponding for valve group.
Integrated package 11 also includes four installing holes 14, and each installing hole 14 is through integrated package 11 and connects two installations
Face.
Integrated package 11 includes two ends 17 and an installation portion 18, and installation portion 18 is connected between two ends 17, and two
Individual end face is respectively arranged at two ends 17, and the first mounting surface 20 and the second mounting surface 30 are arranged at installation portion 18.
Installation portion 18 is cuboid component.Installing hole 14 is preferably arranged to vertical with the first mounting surface 20.
The side that installation portion 18 is connected with end 17 is shaped as square, and the area of side is 1600-2025 square of milli
Rice.The cross-sectional area of end 17 is slightly less than the area of the side of installation portion 18, so both can guarantee that the stable peace of hydraulic control balanced valve
Dress, can avoid the volume of valve group excessive again.Volume of the volume of end 17 less than installation portion 18.
Integrated package 11 also includes a location hole 16, and location hole 16 is through integrated package 11 and connects two mounting surfaces.Collection
In bulk 11 is symmetrical structure, and the location hole 16 can ensure that integrated package 11 when mounted will not be anti-loaded.
Integrated package 11 is made up of spheroidal graphite cast-iron.
Fig. 5 illustrates the runner inside integrated package 11.The inner space of the internal representation integrated package 11 of double dot dash line.
First hydraulic control balanced valve 12 and the second hydraulic control balanced valve 13 include oil suction chamber, go out oil pocket and control chamber, the first liquid
The aperture of the valve of the control hydraulic control balanced valve 13 of balanced valve 12 and second can pass through the hydraulic regulation in control chamber.
As shown in figure 5, the first oil-in 21 respectively with the oil suction chamber and the second hydraulic control balanced valve of the first hydraulic control balanced valve 12
13 control chamber connection, the second oil-in 22 is connected with the second oil-out 32, and the 3rd oil-in 23 is balanced respectively with the second hydraulic control
The control chamber connection of the oil suction chamber of valve 13 and the first hydraulic control balanced valve 12, the 4th oil-out 24 is connected with the 4th oil-in 34, the
One oil-out 31 is connected with the oil pocket that goes out of the first hydraulic control balanced valve 12, and the 3rd oil-out 33 is fuel-displaced with the second hydraulic control balanced valve 13
Chamber connects.
When in use, because the first oil-in 21 is connected with the control chamber of the second hydraulic control balanced valve 13, the 3rd oil-in 23
Connect with the control chamber of the first hydraulic control balanced valve 12, i.e. the working hydraulic pressure of the second hydraulic control balanced valve 13 controls the first hydraulic control balanced valve
12 aperture, and the working hydraulic pressure of the first hydraulic control balanced valve 12 also control the aperture of the second hydraulic control balanced valve 13, so as to effective
Ensure that the normal operation of the cylinder control circuit of hydraulic crane.
In description of the present utility model, it is to be understood that term " on ", D score, "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " vertical ", " level ", " top ", " bottom ", " interior ", " outward " be based on orientation shown in the drawings or
Position relationship, is for only for ease of description this utility model and simplifies description, rather than indicates or imply device or the unit of indication
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and protection domain of the present utility model is defined by the appended claims.Those skilled in the art
On the premise of without departing substantially from principle of the present utility model and essence, various changes or modifications can be made to these embodiments,
But these changes and modification each fall within protection domain of the present utility model.
Claims (10)
1. the double balanced valve valve group of a kind of superposing type, it is characterised in that it is included：
Integrated package and the first hydraulic control balanced valve and the second hydraulic control balanced valve；
A screwed hole, first hydraulic control balanced valve and described second are respectively provided with contrary two end face of the integrated package
Hydraulic control balanced valve is threadedly connected to respectively in the screwed hole,
The integrated package also has two contrary the first mounting surfaces and the second mounting surface, and first mounting surface is provided with three
Oil-in and an oil-out, second mounting surface is provided with three oil-outs and an oil-in,
The integrated package also includes four installing holes, and each described installing hole runs through the integrated package and connects first peace
Dress face and second mounting surface.
2. the double balanced valve valve group of superposing type as claimed in claim 1, it is characterised in that the integrated package comprising two ends and
One installation portion, the installation portion is connected between two ends, and two end faces are respectively arranged at two ends
Portion, first mounting surface and second mounting surface are arranged at the installation portion.
3. the double balanced valve valve group of superposing type as claimed in claim 2, it is characterised in that the installation portion is cuboid component.
4. the double balanced valve valve group of superposing type as claimed in claim 3, it is characterised in that the installation portion is connected with the end
Side be shaped as square, the area of the side is 1600-2025 square millimeters.
5. the double balanced valve valve group of superposing type as claimed in claim 3, it is characterised in that the volume of the end is less than the peace
The volume in dress portion.
6. the double balanced valve valve group of superposing type as claimed in claim 1, it is characterised in that first mounting surface is provided with first
Oil-in, the second oil-in, the 3rd oil-in and the 4th oil-out, second mounting surface be provided with the first oil-out, second
Oil-out, the 3rd oil-out and the 4th oil-in；
First hydraulic control balanced valve and the second hydraulic control balanced valve include oil suction chamber, go out oil pocket and control chamber, first liquid
The aperture of the valve of control balanced valve and the second hydraulic control balanced valve can be by the hydraulic regulation in the control chamber；
First oil-in oil suction chamber respectively with first hydraulic control balanced valve and the control of second hydraulic control balanced valve
Chamber connects, and second oil-in is connected with second oil-out, and the 3rd oil-in is flat with second hydraulic control respectively
The oil suction chamber of weighing apparatus valve is connected with the control chamber of first hydraulic control balanced valve, and the 4th oil-out connects with the 4th oil-in
Logical, first oil-out is connected with the oil pocket that goes out of first hydraulic control balanced valve, the 3rd oil-out and second liquid
The oil pocket that goes out of control balanced valve is connected.
7. the double balanced valve valve group of superposing type as claimed in claim 6, it is characterised in that second oil-in and the described 4th
The straight line that oil-out is linked to be relative to first oil-in and the 3rd oil-in is symmetrical, first oil-in and described
3rd oil-in is symmetrical with the straight line that the 4th oil-out is linked to be relative to second oil-in.
8. the double balanced valve valve group of superposing type as claimed in claim 6, it is characterised in that second oil-out and the described 4th
The straight line that oil-in is linked to be relative to first oil-out and the 3rd oil-out is symmetrical, first oil-out and described
3rd oil-out is symmetrical with the straight line that the 4th oil-in is linked to be relative to second oil-out.
9. the double balanced valve valve group of superposing type as claimed in claim 1, it is characterised in that the integrated package is also positioned comprising
Hole, the location hole is through the integrated package and connects first mounting surface and second mounting surface.
10. the double balanced valve valve groups of superposing type as described in any one of claim 1-9, it is characterised in that the integrated package
It is made up of spheroidal graphite cast-iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621044214.XU CN206111712U (en) | 2016-09-08 | 2016-09-08 | Two balanced valve valvess of stack formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621044214.XU CN206111712U (en) | 2016-09-08 | 2016-09-08 | Two balanced valve valvess of stack formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111712U true CN206111712U (en) | 2017-04-19 |
Family
ID=58520405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621044214.XU Active CN206111712U (en) | 2016-09-08 | 2016-09-08 | Two balanced valve valvess of stack formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111712U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111878477A (en) * | 2020-08-04 | 2020-11-03 | 朱世钰 | Flow type non-leakage superposition double-balance valve |
-
2016
- 2016-09-08 CN CN201621044214.XU patent/CN206111712U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111878477A (en) * | 2020-08-04 | 2020-11-03 | 朱世钰 | Flow type non-leakage superposition double-balance valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 600, changta Road, Songjiang District, Shanghai, 201617 Patentee after: Shanghai shengkesisi Hydraulic Co.,Ltd. Address before: No. 600, changta Road, Songjiang District, Shanghai, 201600 Patentee before: SHANGHAI SUCCESS HYDRAULICS PRESS Co.,Ltd. |