CN202538447U - Vertical press filter hydraulic system - Google Patents
Vertical press filter hydraulic system Download PDFInfo
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- CN202538447U CN202538447U CN2011203884379U CN201120388437U CN202538447U CN 202538447 U CN202538447 U CN 202538447U CN 2011203884379 U CN2011203884379 U CN 2011203884379U CN 201120388437 U CN201120388437 U CN 201120388437U CN 202538447 U CN202538447 U CN 202538447U
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Abstract
The utility model relates to a stroke control hydraulic loop, in particular to a vertical press filter hydraulic system. The vertical press filter hydraulic system comprises a plurality of double-action hydraulic cylinders for driving a press filter respectively, a hydraulic motor, an oil tank, a hydraulic pump, and a control plug-in valve group, wherein the hydraulic motor, the oil tank and the hydraulic pump are used for a drive and tension device; the control plug-in valve group is connected with the double-action hydraulic cylinders and can realize a series/parallel switching function; the control plug-in valve group comprises a main valve body, a plurality of reversing valves, a plurality of cartridge valves, a plurality of hydraulic cylinder pipeline connectors, and a plurality of hydraulic station pipeline connectors; and the upper and the lower cavities of the hydraulic cylinders are in corresponding connection with the hydraulic cylinder pipeline connectors of the control plug-in valve group. The vertical press filter hydraulic system has the advantages of high operation speed of the hydraulic cylinders, high synchronization accuracy and low energy consumption when being in series connection, and realization of high pressure sealing when the hydraulic cylinders are in parallel connection.
Description
Technical field
The utility model relates to the Stroke Control hydraulic circuit, relates in particular to a kind of vertical type blotter press hydraulic system.
Background technology
The power of vertical type blotter press operation at present mainly contains hydraulic pressure, hydraulic pressure and various ways such as mechanical mixture, machinery.All there is the poorly sealed generation leakage phenomenon of barrier film compression stage filter plate assembly in form such as hydraulic pressure and mechanical mixture, machinery.And hydraulic power is to use the most extensively, move form the most stably at present; Whole hydraulic system through different valve group control oil circuits and hydraulic cylinder, satisfies different institutions motion requirement by the hydraulic pump fuel feeding, as: filter plate assembly up-down and sealing, filter cloth driving, filter cloth tensioning etc.
In hydraulic control mode, hydraulic cylinder drives filter plate assembly up-down and sealing, and the stationarity of filter plate assembly is determined by the hydraulic cylinder synchronous precision.
There are shortcomings such as the speed of service is slow, synchronization accuracy is low, contamination resistance difference in synchronous schemes such as the most synchronous valve that adopts of vertical type blotter press hydraulic system, syncmotor, flow speed control valve at present; Proportioning valve synchronization scenario synchronization accuracy is high but shortcomings such as complicacy, debug difficulties, adaptive capacity difference are controlled in existence; In addition, shortcomings such as such scheme ubiquity energy consumption height, processing cost height.
Summary of the invention
The purpose of the utility model is to solve above-mentioned hydraulic system synchronization scenario technical deficiency and develops and a kind ofly be made up of hydraulic pump, control cartridge valve group, electromagnetic relief valve, solenoid directional control valve, double acting hydraulic cylinder, hydraulic motor etc.; Hydraulic system with advantages such as the speed of service are fast, synchronization accuracy is high, series/parallel can switch arbitrarily, contamination resistance is strong, and energy consumption and processing cost are low.
The purpose of the utility model realizes through following technical scheme:
The vertical type blotter press hydraulic system; Comprise used hydraulic motor, fuel tank, the hydraulic pump of a plurality of double acting hydraulic cylinders, driving and tensioning apparatus that drives filter press respectively, what continue with double acting hydraulic cylinder is the control cartridge valve group that can realize the series/parallel handoff functionality.
Further, control cartridge valve group comprises main valve body, a plurality of reversal valve, a plurality of inserted valve, a plurality of hydraulic cylinder pipe interface, a plurality of Hydraulic Station pipe interface, the upper and lower chamber of hydraulic cylinder with control the cartridge valve group each the hydraulic cylinder pipe interface is corresponding continues; Wherein: continue respectively last hydraulic cylinder pipe interface and the first hydraulic cylinder pipe interface and last hydraulic cylinder pipe interface and the first hydraulic cylinder pipe interface of the cavity of resorption pipeline of first hydraulic cylinder and the epicoele pipeline of last hydraulic cylinder directly is communicated with the first Hydraulic Station pipe interface and the second Hydraulic Station pipe interface, continues respectively and be communicated with the first Hydraulic Station pipe interface and the second Hydraulic Station pipe interface behind inserted valve, the reversal valve in the upper and lower lumen road of other hydraulic cylinders.
A nearlyer step ground; The first Hydraulic Station pipe interface of control cartridge valve group and the second Hydraulic Station pipe interface continue successively downwards one-way throttle valve, hydraulic control one-way valve; Electro-hydraulic reversing valve then continues; Connect overflow valve under the electro-hydraulic reversing valve, connect the hydraulic pump that links to each other with motor under the overflow valve, connected tank under the hydraulic pump.
The 3rd Hydraulic Station pipe interface and the accumulator of control cartridge valve group continue, and the 4th Hydraulic Station pipe interface and fuel tank continue.
Between electro-hydraulic reversing valve and the overflow valve also successively and be connected to pressure-reducing valve, solenoid directional control valve, hydraulic motor, one-way throttle valve.
Be provided with pressure sensor between control cartridge valve group and the one-way throttle valve.
The utlity model has following good effect: adopt series system to connect when hydraulic cylinder leans out fast in the utility model, the oil return of epicoele directly enters into the cavity of resorption of next hydraulic cylinder in the first hydraulic cylinder cavity of resorption oil-feed process, and the like; Hydraulic oil is got back to fuel tank from the epicoele of last hydraulic cylinder, realizes each hydraulic cylinder series connection; It is opposite that hydraulic cylinder when withdrawal upper and lower cavity passes in and out oily mode.The hydraulic cylinder speed of service can improve 2～4 times during series connection, and synchronization accuracy is high, error can be controlled in the 2mm/m, and energy consumption is low.During the filter plate assembly sealing, hydraulic cylinder is switched to parallel way, realize high pressure sealing through the cartridge valve group.
Control cartridge valve group works to switch hydraulic cylinder series/parallel connected mode, overcomes series, parallel separately shortcoming the time, at utmost performance advantage separately; Have stronger contamination resistance and lower processing cost.
Description of drawings
Fig. 1 is the hydraulic schematic diagram of the utility model;
Fig. 2 is the structural representation of the utility model control cartridge valve group;
Fig. 3 is the vertical view of Fig. 2.
Among the figure: 1 hydraulic pump, 2 motors, 3 overflow valves, 4 accumulators, 5 electro-hydraulic reversing valves, 6 hydraulic control one-way valves; 7 one-way throttle valves, 8 pressure sensors, 9 control cartridge valve groups, 91 first Hydraulic Station pipe interfaces, 92 second Hydraulic Station pipe interfaces, 93 the 3rd Hydraulic Station pipe interfaces; 94 the 4th Hydraulic Station pipe interfaces, 911 first hydraulic cylinder pipe interfaces, 912 second hydraulic cylinder pipe interfaces, 913 the 3rd hydraulic cylinder pipe interfaces, 914 the 4th hydraulic cylinder pipe interfaces, 921 the 5th hydraulic cylinder pipe interfaces; 922 the 6th hydraulic cylinder pipe interfaces, 923 the 7th hydraulic cylinder pipe interfaces, 924 last hydraulic cylinder pipe interfaces, 95 reversal valves, 96 inserted valves; 97 main valve bodies, 101 first hydraulic cylinders, 102 second hydraulic cylinders, 103 the 3rd hydraulic cylinders, 104 last hydraulic cylinders; 11 one-way throttle valves, 12 hydraulic motors, 13 solenoid directional control valves, 14 pressure-reducing valves, 15 fuel tanks.
The specific embodiment
In conjunction with accompanying drawing, specify the utility model, and provide specific embodiment, be used to further specify the utility model.
The vertical type blotter press hydraulic system comprises four double acting hydraulic cylinders that drive filter press: first hydraulic cylinder 101, second hydraulic cylinder 102, the 3rd hydraulic cylinder 103, last hydraulic cylinder 104, hydraulic motor 12, fuel tank 15, hydraulic pump 1, control cartridge valve group 9; The cavity of resorption pipeline of first hydraulic cylinder 101 continues with the first hydraulic cylinder pipe interface 911 of control cartridge valve group 9, and its epicoele pipeline continues with the 5th hydraulic cylinder pipe interface 921 of control cartridge valve group 9; The cavity of resorption pipeline of second hydraulic cylinder 102 continues with the second hydraulic cylinder pipe interface 912 of control cartridge valve group 9, and its epicoele pipeline continues with the 6th hydraulic cylinder pipe interface 922 of control cartridge valve group 9; The cavity of resorption pipeline of the 3rd hydraulic cylinder 103 continues with the 3rd hydraulic cylinder pipe interface 913 of control cartridge valve group 9, and its epicoele pipeline continues with the 7th hydraulic cylinder pipe interface 923 of control cartridge valve group 9; The cavity of resorption pipeline of last hydraulic cylinder 104 continues with the 4th hydraulic cylinder pipe interface 914 of control cartridge valve group 9, and its epicoele pipeline continues with the last hydraulic cylinder pipe interface 924 of control cartridge valve group 9; Last hydraulic cylinder pipe interface 924 directly is communicated with the second Hydraulic Station pipe interface 92; The first hydraulic cylinder pipe interface 911 directly is communicated with the first Hydraulic Station pipe interface 91; The 5th hydraulic cylinder pipe interface 921, the 6th hydraulic cylinder pipe interface 922, the 7th hydraulic cylinder pipe interface 923 are communicated with the second Hydraulic Station pipe interface 92 through inserted valve 96; The second hydraulic cylinder pipe interface 912, the 3rd hydraulic cylinder pipe interface 913, the 4th hydraulic cylinder pipe interface 914 are communicated with the first Hydraulic Station pipe interface 91 through inserted valve 96; Inserted valve 96 is connected with reversal valve 95.
The first Hydraulic Station pipe interface 91 of control cartridge valve group 9 and the second Hydraulic Station pipe interface 92 continue successively downwards one-way throttle valve 7, hydraulic control one-way valve 6; Electro-hydraulic reversing valve 5 then continues; Electro-hydraulic reversing valve connects overflow valve 35 times; Overflow valve connects the hydraulic pump 1 that links to each other with motor 2 for 3 times, 1 time connected tank 15 of hydraulic pump.The 3rd Hydraulic Station pipe interface 93 of control cartridge valve group 9 continues with accumulator 4, and the 4th Hydraulic Station pipe interface 94 continues with fuel tank 15.Between electro-hydraulic reversing valve 5 and the overflow valve 3 also successively and be connected to pressure-reducing valve 14, solenoid directional control valve 13, hydraulic motor 12, one-way throttle valve 11.Be provided with pressure sensor 8 between control cartridge valve group 9 and the one-way throttle valve 7.
When the hydraulic cylinder group leans out fast; The inserted valve that the second hydraulic cylinder pipe interface 912 and the 5th hydraulic cylinder pipe interface 921, the 3rd hydraulic cylinder pipe interface 913 and the 6th hydraulic cylinder pipe interface 922, the 4th hydraulic cylinder pipe interface 914 and the 7th hydraulic cylinder pipe interface are 923 is opened; The hydraulic oil of its epicoele directly gets into the cavity of resorption of next hydraulic cylinder in the time of last hydraulic cylinder cavity of resorption oil-feed; Advance successively, realize the series connection of hydraulic cylinder group; When treating that hydraulic cylinder arrives the precalculated position; Inserted valve between the second hydraulic cylinder pipe interface 912 and the 5th hydraulic cylinder pipe interface 921, the 3rd hydraulic cylinder pipe interface 913 and the 6th hydraulic cylinder pipe interface 922, the 4th hydraulic cylinder pipe interface 914 and 923 different hydraulic cylinders of the 7th hydraulic cylinder pipe interface is closed; The inserted valve that the second hydraulic cylinder pipe interface 912, the 3rd hydraulic cylinder pipe interface 913, the 4th hydraulic cylinder pipe interface 914, the 5th hydraulic cylinder pipe interface 921, the 6th hydraulic cylinder pipe interface 922, the 7th hydraulic cylinder pipe interface 923 continue is opened; The hydraulic cylinder group realizes parallel connection, realizes leaning out at a slow speed and high pressure sealing.Action request is identical during the withdrawal of hydraulic cylinder group.
The sequence of movement of hydraulic cylinder is:
1, hydraulic cylinder group piston rod divide lean out fast, lean out at a slow speed/high pressure compresses, fast retractile, course of action such as withdrawal at a slow speed.
2, during hydraulic cylinder group piston rod fast retractile, the filter press filter board assembly begins closure, and for being connected in series, the speed of service is fast, synchronization accuracy is high, fuel delivery is few, energy consumption is low between hydraulic cylinder.
3, hydraulic cylinder is withdrawn at a slow speed and is compressed the stage until high pressure, and hydraulic cylinder changes into and being connected in parallel, and realizes that high pressure compresses.This stage stroke is very short, and the whole process that leans out of comparing is all used parallel way, and fuel delivery reduces a lot.
4, hydraulic cylinder fast, when leaning out at a slow speed, the process of its course of work and withdrawal is similar.
It is understandable that, only provided the part embodiment of the utility model in this specification, according to above-mentioned principle, the utility model can also carry out suitable change and modification to the above-mentioned specific embodiment.Therefore, the specific embodiment that discloses and describe above the utility model is not limited to is in the protection domain of the claim that also should fall into this patent to some modifications and the change of the utility model.In addition, although used some specific terms in this specification, these terms are explanation for ease just, the utility model is not constituted any restriction.
Claims (6)
1. a vertical type blotter press hydraulic system comprises a plurality of hydraulic cylinders (101,102 that drive filter press respectively; 103; 104), driving and used hydraulic motor (12), fuel tank (15), the hydraulic pump (1) of tensioning apparatus, it is characterized in that and hydraulic cylinder (101,102; What 103,104) continue is the control cartridge valve group (9) that can realize the series/parallel handoff functionality.
2. a kind of vertical type blotter press hydraulic system according to claim 1 is characterized in that described control cartridge valve group (9) comprises main valve body (97), a plurality of reversal valve (95), a plurality of inserted valve (96), a plurality of hydraulic cylinder pipe interface (911,912,913; 914,921,922; 923,924), a plurality of Hydraulic Station pipe interfaces (91,92; 93,94), the upper and lower chamber of hydraulic cylinder and control cartridge valve group each the hydraulic cylinder pipe interface is corresponding continues; Wherein: continue respectively last hydraulic cylinder pipe interface (924) and the first hydraulic cylinder pipe interface (911) and last hydraulic cylinder pipe interface (924) and the first hydraulic cylinder pipe interface (911) of the epicoele pipeline of the cavity of resorption pipeline of first hydraulic cylinder (101) and last hydraulic cylinder (104) directly is communicated with the first Hydraulic Station pipe interface (91) and the second Hydraulic Station pipe interface (92), and continue respectively inserted valve (96), reversal valve (95) of the upper and lower lumen road of other hydraulic cylinders then is communicated with the first Hydraulic Station pipe interface (91) and the second Hydraulic Station pipe interface (92).
3. a kind of vertical type blotter press hydraulic system according to claim 1 and 2; The first Hydraulic Station pipe interface (91) and the second Hydraulic Station pipe interface (92) that it is characterized in that controlling cartridge valve group (9) continue successively downwards one-way throttle valve (7), hydraulic control one-way valve (6); Electro-hydraulic reversing valve (5) then continues; Connect overflow valve (3) under the electro-hydraulic reversing valve (5), connect the hydraulic pump (1) that joins with motor (2) under the overflow valve (3), hydraulic pump (1) is connected tank (15) down.
4. a kind of vertical type blotter press hydraulic system according to claim 1 and 2 is characterized in that the 3rd Hydraulic Station pipe interface (93) of controlling cartridge valve group (9) continues with accumulator (4), and the 4th Hydraulic Station pipe interface (94) continues with fuel tank (15).
5. a kind of vertical type blotter press hydraulic system according to claim 3 is characterized in that between electro-hydraulic reversing valve (5) and the overflow valve (3) also successively and is connected to pressure-reducing valve (14), solenoid directional control valve (13), hydraulic motor (12), one-way throttle valve (11).
6. a kind of vertical type blotter press hydraulic system according to claim 3 is characterized in that controlling between cartridge valve group (9) and the one-way throttle valve (7) and is provided with pressure sensor (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203884379U CN202538447U (en) | 2011-10-13 | 2011-10-13 | Vertical press filter hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203884379U CN202538447U (en) | 2011-10-13 | 2011-10-13 | Vertical press filter hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202538447U true CN202538447U (en) | 2012-11-21 |
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ID=47159141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203884379U Withdrawn - After Issue CN202538447U (en) | 2011-10-13 | 2011-10-13 | Vertical press filter hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202538447U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380239A (en) * | 2011-10-13 | 2012-03-21 | 核工业烟台同兴实业有限公司 | Vertical type filter press hydraulic system |
| CN104922952A (en) * | 2015-07-08 | 2015-09-23 | 吉首大学 | Chemical combination and efficient filter-pressing device in zinc electrolysis process |
| CN106640164A (en) * | 2017-02-17 | 2017-05-10 | 天地科技股份有限公司 | Advanced hydraulic support flexible roof-contacted mode and top beam structure |
| CN110608210A (en) * | 2019-08-30 | 2019-12-24 | 武汉船用机械有限责任公司 | Hydraulic control system |
| CN115234531A (en) * | 2022-09-22 | 2022-10-25 | 山东威盟石油机械有限公司 | Injection head hydraulic system |
-
2011
- 2011-10-13 CN CN2011203884379U patent/CN202538447U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380239A (en) * | 2011-10-13 | 2012-03-21 | 核工业烟台同兴实业有限公司 | Vertical type filter press hydraulic system |
| CN102380239B (en) * | 2011-10-13 | 2016-01-20 | 核工业烟台同兴实业有限公司 | Vertical type filter press hydraulic system |
| CN104922952A (en) * | 2015-07-08 | 2015-09-23 | 吉首大学 | Chemical combination and efficient filter-pressing device in zinc electrolysis process |
| CN104922952B (en) * | 2015-07-08 | 2016-06-08 | 吉首大学 | Chemical combination in electrolytic zinc technique and efficient filter-pressing device |
| CN106640164A (en) * | 2017-02-17 | 2017-05-10 | 天地科技股份有限公司 | Advanced hydraulic support flexible roof-contacted mode and top beam structure |
| CN110608210A (en) * | 2019-08-30 | 2019-12-24 | 武汉船用机械有限责任公司 | Hydraulic control system |
| CN115234531A (en) * | 2022-09-22 | 2022-10-25 | 山东威盟石油机械有限公司 | Injection head hydraulic system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121121 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |