CN202937540U - Multi-functional combination valve with shunting ability - Google Patents
Multi-functional combination valve with shunting ability Download PDFInfo
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- CN202937540U CN202937540U CN 201220668654 CN201220668654U CN202937540U CN 202937540 U CN202937540 U CN 202937540U CN 201220668654 CN201220668654 CN 201220668654 CN 201220668654 U CN201220668654 U CN 201220668654U CN 202937540 U CN202937540 U CN 202937540U
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- way electromagnetic
- electromagnetic valve
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Abstract
The utility model relates to the technical field of machinery, in particular to a multi-functional combination valve with a shunting ability. The multi-functional combination valve with the shunting ability comprises a safety valve, a throttle valve, a normally-closed magnetic valve, a first one-way valve, a second one-way valve, a shunt valve, a one-three position four-way magnetic valve and a two-three position four-way magnetic valve. The multi-functional combination valve with the shunting ability is simple in structure and reasonable in design, can effectively achieve the synchronous control or the individual control for two oil cylinders, and greatly lowers cost.
Description
Technical field
The utility model relates to field of mechanical technique, is specifically related to a kind of Multifunctional combined valve that possesses the shunting ability.
Background technique
At present, in engineering machinery field, with the crawler crane of counterweight lifting function, with blade promote the decline function bulldozer, all completed by two or more synchronous fuel tanks actions with the hotpress of a plurality of oil cylinders etc., each oil cylinder can only be according to the extending amount of filler opening oil pressure and the passive change oneself of own load of bearing.Owing to can not controlling separately one of them or certain oil cylinder, synchronous fuel tank often occurs asynchronous because of the load difference extending amount that bears, cause the run-off the straight of crawler crane counterweight, the bulldozer perching knife lifting capacity is asynchronous, the hotpress working surface is out-of-level problem.Therefore how realizing controlling simultaneously or controlling separately by practical two oil cylinders to above-mentioned machinery, is problem to be solved in the utility model.
The model utility content
The purpose of this utility model is for the defective of prior art and deficiency, provide a kind of simple in structure, a kind of Multifunctional combined valve that possesses the shunting ability reasonable in design, easy to use, it adopts to be combined by safety valve, throttle valve, normally closed solenoid valve, one-way valve, diverter valve and three-position four-way valve and forms combination brake switch and proporting, it is simple in structure, reasonable in design, can effectively realize the synchronization control of two oil cylinders or control separately, greatly reduce cost.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of Multifunctional combined valve that possesses the shunting ability described in the utility model, it comprises safety valve, throttle valve, normally closed solenoid valve, the first one-way valve, the second one-way valve, diverter valve, the first three position four-way electromagnetic valve and the second three position four-way electromagnetic valve, described the first three position four-way electromagnetic valve bottom P1 end is connected with the first one-way valve right-hand member, and this first three position four-way electromagnetic valve bottom T1 end is connected with the safety valve right-hand member; Described the second three position four-way electromagnetic valve bottom P2 end is connected with the second one-way valve right-hand member, and this second three position four-way electromagnetic valve bottom T2 end is connected with fuel tank filler opening T; The A2 end on described the first three position four-way electromagnetic valve top A1 end and the top of B1 end and the second three position four-way electromagnetic valve is connected with two oil cylinders respectively with the B2 end; Described the first one-way valve left end all is connected with normally closed solenoid valve one end with the second one-way valve left end; The described normally closed solenoid valve the other end is connected with throttle valve one end; The described throttle valve the other end is connected with pressure tap M; Described safety valve left end is connected with the diverter valve left end; Right two ends of described diverter valve are connected with the second three position four-way electromagnetic valve bottom P2 end with the first three position four-way electromagnetic valve bottom P1 end respectively; Described diverter valve left end is connected with oil inlet P.
After adopting said structure, the utility model beneficial effect is: its employing of the utility model is combined by safety valve, throttle valve, normally closed solenoid valve, one-way valve, diverter valve and three-position four-way valve and is formed combination brake switch and proporting, it is simple in structure, reasonable in design, can effectively realize the synchronization control of two oil cylinders or control separately, greatly reducing cost.
Description of drawings
Fig. 1 is the utility model structural representation;
Description of reference numerals:
1, safety valve; 2, throttle valve; 3, normally closed solenoid valve; 4, the first one-way valve;
5, the second one-way valve; 6, diverter valve; 7, the first three position four-way electromagnetic valve;
8, the second three position four-way electromagnetic valve.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, a kind of Multifunctional combined valve that possesses the shunting ability described in the utility model, comprise that it comprises safety valve 1, throttle valve 2, normally closed solenoid valve 3, the first one-way valve 4, the second one-way valve 5, diverter valve 6, the first three position four-way electromagnetic valve 7 and the second three position four-way electromagnetic valve 8, described the first three position four-way electromagnetic valve 7 bottom P1 ends are connected with the first one-way valve 4 right-hand members, and these the first three position four-way electromagnetic valve 7 bottom T1 ends are connected with safety valve 1 right-hand member; Described the second three position four-way electromagnetic valve 8 bottom P2 ends are connected with the second one-way valve 5 right-hand members, and these the second three position four-way electromagnetic valve 8 bottom T2 ends are connected with fuel tank filler opening T; The A2 end on described the first three position four-way electromagnetic valve 7 top A1 ends and the top of B1 end and the second three position four-way electromagnetic valve 8 is connected with two oil cylinders respectively with the B2 end; Described the first one-way valve 4 left ends all are connected with normally closed solenoid valve 3 one ends with the second one-way valve 5 left ends; Described normally closed solenoid valve 3 the other ends are connected with throttle valve 2 one ends; Described throttle valve 2 the other ends are connected with pressure tap M; Described safety valve 1 left end is connected with diverter valve 6 left ends; Right two ends of described diverter valve 6 are connected with the second three position four-way electromagnetic valve 8 bottom P2 ends with the first three position four-way electromagnetic valve 7 bottom P1 ends respectively; Described diverter valve 6 left ends are connected with oil inlet P.
Require when in the utility model, two oil cylinders move simultaneously: normally closed solenoid valve 3 outages, Y3 and Y5 in the first three position four-way electromagnetic valve 7 and the second three position four-way electromagnetic valve 8 in Y2 and Y4, the first three position four-way electromagnetic valve 7 and the second three position four-way electromagnetic valve 8 switch on together or cut off the power supply, under the effect of the diverter valve 6 with pressure compensation and the first one-way valve 4, the second one-way valve 5, can realize that two oil cylinders stretch out simultaneously or retract.
Require during a cylinder action in two oil cylinders in the utility model: as long as normally closed solenoid valve 3 energisings, Y3 and Y5 in the first three position four-way electromagnetic valve 7 and the second three position four-way electromagnetic valve 8 in Y2 and Y4, the first three position four-way electromagnetic valve 7 and the second three position four-way electromagnetic valve 8 can not switch on together or cut off the power supply, in the first three position four-way electromagnetic valve 7 and the second three position four-way electromagnetic valve 8, Y2, Y4, Y3 and Y5 energising or outage separately, realize stretching out or retracting of single oil cylinder.
The utility model is used for hotpress pressurization oil cylinder, can realize entire pressurisation and the pressurized of hotpress, is used for processing plane or inclined-plane; Be used for the counterweight elevating ram of crawler crane, lifting and local lifting function when can realize counterweight.
The utility model and Low-pressure load discharge valve are used for lifting cylinder of bulldozer blade, can realize perching knife lifting, decline, float and the function such as crawl, greatly reduced cost.
Its employing of the utility model is combined by safety valve, throttle valve, normally closed solenoid valve, one-way valve, diverter valve and three-position four-way valve and is formed combination brake switch and proporting, it is simple in structure, reasonable in design, can effectively realize the synchronization control of two oil cylinders or control separately, greatly reduce cost.
The above is only better embodiment of the present utility model, therefore all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (1)
1. Multifunctional combined valve that possesses the shunting ability, it is characterized in that: comprise that it comprises safety valve (1), throttle valve (2), normally closed solenoid valve (3), the first one-way valve (4), the second one-way valve (5), diverter valve (6), the first three position four-way electromagnetic valve (7) and the second three position four-way electromagnetic valve (8), described the first three position four-way electromagnetic valve (7) bottom P1 end is connected with the first one-way valve (4) right-hand member, and this first three position four-way electromagnetic valve (7) bottom T1 end is connected with safety valve (1) right-hand member; Described the second three position four-way electromagnetic valve (8) bottom P2 end is connected with the second one-way valve (5) right-hand member, and this second three position four-way electromagnetic valve (8) bottom T2 end is connected with fuel tank filler opening T; The A2 end on described the first three position four-way electromagnetic valve (7) top A1 end and the top of B1 end and the second three position four-way electromagnetic valve (8) is connected with two oil cylinders respectively with the B2 end; Described the first one-way valve (4) left end all is connected with normally closed solenoid valve (3) one ends with the second one-way valve (5) left end; Described normally closed solenoid valve (3) the other end is connected with throttle valve (2) one ends; Described throttle valve (2) the other end is connected with pressure tap M; Described safety valve (1) left end is connected with diverter valve (6) left end; Right two ends of described diverter valve (6) are connected with the second three position four-way electromagnetic valve (8) bottom P2 end with the first three position four-way electromagnetic valve (7) bottom P1 end respectively; Described diverter valve (6) left end is connected with oil inlet P.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220668654 CN202937540U (en) | 2012-12-07 | 2012-12-07 | Multi-functional combination valve with shunting ability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220668654 CN202937540U (en) | 2012-12-07 | 2012-12-07 | Multi-functional combination valve with shunting ability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202937540U true CN202937540U (en) | 2013-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220668654 Expired - Fee Related CN202937540U (en) | 2012-12-07 | 2012-12-07 | Multi-functional combination valve with shunting ability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202937540U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106703100A (en) * | 2016-12-21 | 2017-05-24 | 山推工程机械股份有限公司 | Hydraulic control system of bulldozer blade and control method |
-
2012
- 2012-12-07 CN CN 201220668654 patent/CN202937540U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106703100A (en) * | 2016-12-21 | 2017-05-24 | 山推工程机械股份有限公司 | Hydraulic control system of bulldozer blade and control method |
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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: 20130515 Termination date: 20211207 |