CN202580134U - Multi-way valve for full-static-force pile press - Google Patents
Multi-way valve for full-static-force pile press Download PDFInfo
- Publication number
- CN202580134U CN202580134U CN 201220232157 CN201220232157U CN202580134U CN 202580134 U CN202580134 U CN 202580134U CN 201220232157 CN201220232157 CN 201220232157 CN 201220232157 U CN201220232157 U CN 201220232157U CN 202580134 U CN202580134 U CN 202580134U
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- valve group
- valve
- way valve
- pile press
- selector
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- Expired - Fee Related
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Abstract
A multi-way valve for a full-static-force pile press comprises a screw rod, an installation plate, an oil inlet valve bank, a reversing valve bank and an oil return valve bank, wherein the oil inlet valve bank, the reversing valve bank and the oil return valve bank are sequentially installed on the installation plate, and the screw rod transversely penetrates and fixes the oil inlet valve bank, the reversing valve bank and the oil return valve bank. The multi-way valve for the full-static-force pile press is higher in abrasion resistance, longer in service life, easy for trouble removal, more humanized compared with a hand control way and capable of being upgraded to an electric control way.
Description
Technical field
The utility model relates to multi-way valve, is specially a kind of multi-way valve that is used for full static pile press.
Background technique
At present, the multi-way valve control section in the full static pile press of China's engineering machinery large-tonnage (63-900T) system adopts forged steel pieces mostly, and its disadvantage wears no resistance exactly; Oil duct belongs to the machine add-on type, occurs abrupt-change cross section easily, and the results in pressure loss is big; Cause system's heating value big; Be unfavorable for saving energy and reduce the cost, multi-way valve hydraulic shock in commutation process is bigger, fragile hydraulic element.
Therefore, based on above problem, truly have and make improved necessity.
The model utility content
The technical problem that the utility model solved is to provide a kind of multi-way valve that is used for full static pile press, to solve the shortcoming in the above-mentioned background technology.
The technical problem that the utility model solved adopts following technological scheme to realize:
A kind of multi-way valve that is used for full static pile press comprises screw rod, mounting plate, oiling valve group, selector valve group and scavenger valve group; Said oiling valve group, selector valve group and scavenger valve group are installed on the said mounting plate successively, and said screw rod crosses and secure the above oiling valve group, selector valve group and scavenger valve group.
Said selector valve group is made up of a plurality of selector valves.
Said selector valve comprises long end cap, spring seat, spring, sleeve, connecting bolt and short end cap; Said long end cap, short end cap are positioned at the two ends of said selector valve; Said connecting bolt is nested in the sleeve, and said spring is installed on the sleeve, and said spring seat is fixed on connecting bolt.
Be provided with meta oil return control oil channel and the restriction that communicates between said selector valve group.
Be provided with rectangular seal between the link position of said oiling valve group, selector valve group and scavenger valve group.
Said oiling valve group is provided with one-way valve, and said one-way valve is made up of spring seat, spring and valve, and said valve is nested in the said spring seat, and said spring mounts elastically.
Beneficial effect
The utlity model has higher wear resistance, longer service life is of a specified duration, is prone to discharge fault, compares manual control and has more human oriented design, and is scalable to automatically controlled mode.
Description of drawings
Fig. 1 is a kind of multi-way valve plan view that is used for full static pile press.
Fig. 2 is a kind of multi-way valve sectional view that is used for full static pile press.
Fig. 3 is the one-way valve schematic representation.
Among Fig. 1: screw rod 1, mounting plate 2, oiling valve group 3, selector valve group 4, scavenger valve group 5.
Among Fig. 2: long end cap 6, spring seat 7, spring 8, sleeve 9, connecting bolt 10, short end cap 11, restriction 12 (oval circle is lived part among Fig. 2), meta oil return control oil channel 13 (oval circle is lived part among Fig. 2), rectangular seal 14.
Among Fig. 3: spring seat 15, spring 16, valve 17.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with concrete diagram, further set forth the utility model.
A kind of multi-way valve that is used for full static pile press comprises screw rod 1, mounting plate 2, oiling valve group 3, selector valve group 4 and scavenger valve group 5; Said oiling valve group 3, selector valve group 4 and scavenger valve are installed on the said mounting plate 2 for 5 groups successively, and said screw rod 1 crosses and secure the above oiling valve group 3, selector valve group 4 and scavenger valve group 5.
Said selector valve group 4 is made up of a plurality of selector valves.
Said selector valve comprises long end cap 6, spring seat 7, spring 8, sleeve 9, connecting bolt 10 and short end cap 11; Said long end cap 6, short end cap 11 are positioned at the two ends of said selector valve; Said connecting bolt 10 is nested in the sleeve 9; Said spring 8 is installed on the sleeve 9, and said spring seat 7 is fixed on connecting bolt 10.
4 of said selector valve groups are provided with the meta oil return control oil channel 13 and restriction 12 (oval circle is lived part among Fig. 2) that communicates.
Be provided with rectangular seal 14 between the link position of said oiling valve group 3, selector valve group 4 and scavenger valve group 5.
Said oiling valve group 3 is provided with one-way valve, and said one-way valve is made up of spring seat 15, spring 16 and valve 17, and said valve 17 is nested in the said spring seat 15, and said spring 15 mounts elastically.
As shown in Figure 1, a kind of multi-way valve that is used for full static pile press belongs to the hydraulic control form, through screw rod 1 six valve bodies and 2 mounting plates 2 is linked together, and screw rod adopts 35CrMo; After heat treatment have high tenacity, low toughness, can satisfy multi-way valve (more than 25Mpa) and be difficult for deforming under the high-pressure work state, valve body adopts general cast member blank, and the corresponding oil duct between each valve body communicates, and hydraulic fluid port P communicates with each valve body P mouth; Hydraulic fluid port T communicates with each valve body T mouth, and through the rectangular loop sealing of Shao Shi 90 degree, selector valve group 4 springs 8 ends come the stroke of limiting valve body inner valve stem with sleeve 9 between each valve body oil duct, make its can only be in scope of design move left and right, low pressure oil gets into from oiling valve group 3 P mouths; With reference to figure 3, be provided with one-way valve in the ingress, one-way valve is made up of valve 17, spring 16 and spring seat 15, can prevent actuator port pressure oil refluence infringement hydraulic element; P mouth low pressure oil will be opened one-way valve this moment, and each selector valve group 4 P mouth all has low pressure oil, and when selector valve group 4 did not commutate, A, B hydraulic fluid port were all not fuel-displaced; Said selector valve group is provided with a1, a2, a3, a4 and b1; B2, b3, b4 and A1, A2; A3, A4 and B1, B2, B3; The B4 mouth, when the oil-feed of a1 mouth, with reference to figure 2, valve rod under the pressure oil effect to moving down; At this moment, valve rod cuts off meta oil return control oil channel 13, and the supporting leg running gear will be set up high pressure, and high pressure oil flows to actuator from the A1 mouth; Actuator is generally oil cylinder (flowing to oil cylinder rodless cavity), and the spring 8 of the long end cap 6 of valve rod this moment is compressed, and when the a1 mouth was controlled oily off-load, valve rod was then resetted by the spring 8 in the long end cap 6 of valve rod.In said process, the switching-over valve rod in each valve group is equipped with restriction 12, when commutating, can make to press chamber and nothing to press the chamber slowly to be communicated with, and makes nothing press the chamber slowly to set up, and smooth transition reduces the hydraulic shock in commutation process, and minimizing is to the infringement of hydraulic element.
More than show and described basic principle of the utility model and the advantage of major character and the utility model; The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described, under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications; These variations and improvement all fall in the utility model scope that requires protection, and the utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (6)
1. a multi-way valve that is used for full static pile press comprises screw rod, mounting plate, oiling valve group, selector valve group and scavenger valve group, it is characterized in that; Said oiling valve group, selector valve group and scavenger valve group are installed on the said mounting plate successively, and said screw rod crosses and secure the above oiling valve group, selector valve group and scavenger valve group.
2. according to the said a kind of multi-way valve that is used for full static pile press of claim 1, it is characterized in that; Said selector valve group is made up of a plurality of selector valves.
3. according to the said a kind of multi-way valve that is used for full static pile press of claim 2, it is characterized in that; Said selector valve comprises long end cap, spring seat, spring, sleeve, connecting bolt and short end cap; Said long end cap, short end cap are positioned at the two ends of said selector valve; Said connecting bolt is nested in the sleeve, and said spring is installed on the sleeve, and said spring seat is fixed on connecting bolt.
4. according to the said a kind of multi-way valve that is used for full static pile press of claim 1, it is characterized in that; Be provided with meta oil return control oil channel and the restriction that communicates between said selector valve group.
5. according to the said a kind of multi-way valve that is used for full static pile press of claim 1, it is characterized in that; Be provided with rectangular seal between the link position of said oiling valve group, selector valve group and scavenger valve group.
6. according to the said a kind of multi-way valve that is used for full static pile press of claim 1, it is characterized in that; Said oiling valve group is provided with one-way valve, and said one-way valve is made up of spring seat, spring and valve, and said valve is nested in the said spring seat, and said spring mounts elastically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220232157 CN202580134U (en) | 2012-05-23 | 2012-05-23 | Multi-way valve for full-static-force pile press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220232157 CN202580134U (en) | 2012-05-23 | 2012-05-23 | Multi-way valve for full-static-force pile press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202580134U true CN202580134U (en) | 2012-12-05 |
Family
ID=47249546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220232157 Expired - Fee Related CN202580134U (en) | 2012-05-23 | 2012-05-23 | Multi-way valve for full-static-force pile press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202580134U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296975B (en) * | 2014-08-18 | 2016-08-17 | 安徽江淮汽车股份有限公司 | A kind of electrical-control hydraulic automatic gear-box electromagnetic valve test system |
| CN108266418A (en) * | 2018-03-23 | 2018-07-10 | 泸州众大科技液压件有限公司 | A kind of sealing structure between combined sheet type multiple directional control valve valve block |
| CN108266418B (en) * | 2018-03-23 | 2024-05-14 | 泸州众大科技液压件有限公司 | Sealing structure between valve plates of combined sheet type multi-way reversing valve |
-
2012
- 2012-05-23 CN CN 201220232157 patent/CN202580134U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296975B (en) * | 2014-08-18 | 2016-08-17 | 安徽江淮汽车股份有限公司 | A kind of electrical-control hydraulic automatic gear-box electromagnetic valve test system |
| CN108266418A (en) * | 2018-03-23 | 2018-07-10 | 泸州众大科技液压件有限公司 | A kind of sealing structure between combined sheet type multiple directional control valve valve block |
| CN108266418B (en) * | 2018-03-23 | 2024-05-14 | 泸州众大科技液压件有限公司 | Sealing structure between valve plates of combined sheet type multi-way reversing valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20170523 |