CN212455017U - Hydraulic system of multi-cylinder cone crusher - Google Patents
Hydraulic system of multi-cylinder cone crusher Download PDFInfo
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- CN212455017U CN212455017U CN202021612012.7U CN202021612012U CN212455017U CN 212455017 U CN212455017 U CN 212455017U CN 202021612012 U CN202021612012 U CN 202021612012U CN 212455017 U CN212455017 U CN 212455017U
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Abstract
The utility model relates to a multi-cylinder cone crusher hydraulic system, including three branch oil circuits in main oil circuit and locking jar return circuit, hydraulic motor return circuit, release jar return circuit, locking jar return circuit is equipped with locking jar return circuit constant delivery pump, locking jar return circuit connection locking jar and main oil circuit, the hydraulic motor return circuit is equipped with hydraulic motor return circuit constant delivery pump, hydraulic motor return circuit connection hydraulic motor and main oil circuit, release jar return circuit is equipped with release jar return circuit constant delivery pump, release jar return circuit connection release jar and main oil circuit. The utility model discloses but well locking cylinder return circuit, hydraulic motor return circuit, release cylinder return circuit independent oil feed also can follow the main oil circuit and get oil.
Description
Technical Field
The utility model belongs to the technical field of hydraulic pressure, a multi-cylinder cone crusher hydraulic system is related to.
Background
In a general multi-cylinder cone hydraulic breaking system, a single oil pump supplies oil to the system or a plurality of oil pumps respectively supply oil to locking, adjusting and releasing loops, the flow of each loop cannot be adjusted, and quick and slow adjustment cannot be realized. The single oil way is separated from the main oil way by one oil, the working pressure of the single oil way is the same as that of the main oil way, the throttling pressure loss on the oil way is caused, the energy loss is large, and the working efficiency is low. When each oil pump independently supplies oil to each branch oil way, each oil pump cannot realize the contradiction of simultaneously supplying oil to the main oil way.
SUMMERY OF THE UTILITY MODEL
In order to solve single oil circuit can the autonomous working, can give the contradiction of main oil circuit fuel feeding simultaneously with each oil pump again, improve the work efficiency of system simultaneously, the utility model provides a multi-cylinder cone crusher hydraulic system adopts a plurality of constant delivery pumps, realizes the fuel feeding of each oil circuit by a plurality of solenoid valves, and the fuel feeding of each branch's oil circuit is prior to the main oil circuit, and the flow of each branch's oil circuit can realize multiple flow control.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a multi-cylinder cone crusher hydraulic system, includes three branch oil circuits in main oil circuit and locking jar return circuit, hydraulic motor return circuit, release jar return circuit, the locking jar return circuit is equipped with locking jar return circuit constant delivery pump, locking jar return circuit connection locking jar and main oil circuit, the hydraulic motor return circuit is equipped with hydraulic motor return circuit constant delivery pump, hydraulic motor return circuit connects hydraulic motor and main oil circuit, the release jar return circuit is equipped with release jar return circuit constant delivery pump, release jar return circuit connection release jar and main oil circuit.
More specifically, the locking cylinder loop further comprises a locking cylinder loop electromagnetic valve I, a locking cylinder loop electromagnetic valve II and a locking cylinder loop electromagnetic valve III, the oil outlet of the locking cylinder loop constant delivery pump is connected with a locking cylinder loop pressure gauge II, the oil outlet of the locking cylinder loop constant delivery pump is connected with a locking cylinder loop overflow valve I and the oil inlet of the locking cylinder loop electromagnetic valve I, the first working oil port of the locking cylinder loop electromagnetic valve I is connected with a main oil way, the second working oil port of the locking cylinder loop electromagnetic valve I is connected with the oil outlet of the locking cylinder loop electromagnetic valve II and the oil inlet of the locking cylinder loop electromagnetic valve III, and the oil return port of the locking cylinder loop electromagnetic valve I is connected with an oil return; an oil inlet of the locking cylinder loop solenoid valve II is connected with a main oil way, and an oil outlet of the locking cylinder loop solenoid valve II is connected with an oil inlet of the locking cylinder loop solenoid valve III; an oil return port of the locking cylinder loop electromagnetic valve III is connected with an oil return tank, a working oil port of the locking cylinder loop electromagnetic valve III is connected with a locking cylinder loop hydraulic control one-way valve and a locking cylinder loop overflow valve II, the locking cylinder loop hydraulic control one-way valve is connected with a locking cylinder energy accumulator, the locking cylinder loop overflow valve II is connected with an oil tank, a stop valve and a locking cylinder loop overflow valve III, the stop valve is connected with a locking cylinder loop pressure sensor, and the locking cylinder loop overflow valve III is connected with a locking cylinder and a locking cylinder loop pressure gauge I.
More specifically, the locking cylinder loop solenoid valve i is provided with an electromagnet SQL1 for controlling the first working oil port and an electromagnet SQL2 for controlling the second working oil port, the locking cylinder loop solenoid valve ii is provided with an electromagnet SQL7, and the locking cylinder loop solenoid valve iii is provided with an electromagnet SQL10 and an electromagnet SQL11 for controlling the two working oil ports.
More specifically, the hydraulic motor loop comprises a hydraulic motor loop electromagnetic valve I, a hydraulic motor loop electromagnetic valve II, a hydraulic motor loop electromagnetic valve III and a hydraulic motor loop overflow valve, an oil outlet of the hydraulic motor loop constant delivery pump is connected with a hydraulic motor loop pressure gauge, and an oil outlet of the hydraulic motor loop constant delivery pump is connected with the hydraulic motor loop overflow valve and an oil inlet of the hydraulic motor loop electromagnetic valve I; a first working oil port of the hydraulic motor loop electromagnetic valve I is connected with a main oil way, a second working oil port of the hydraulic motor loop electromagnetic valve I is connected with an oil outlet of the hydraulic motor loop electromagnetic valve II, an oil inlet of the hydraulic motor loop electromagnetic valve III and a hydraulic motor pressure sensor, and an oil return port of the hydraulic motor loop electromagnetic valve I is connected with an oil return box; an oil inlet of the hydraulic motor loop electromagnetic valve II is connected with a main oil way, and an oil outlet of the hydraulic motor loop electromagnetic valve II is connected with an oil inlet of the hydraulic motor loop electromagnetic valve III; and a working oil port of the hydraulic motor loop electromagnetic valve III is connected with the hydraulic motor and the shuttle valve, and an oil return port of the hydraulic motor loop electromagnetic valve III is connected with an oil return tank.
More specifically, the hydraulic motor circuit solenoid valve i is provided with an electromagnet SQL3 for controlling the first working oil port and an electromagnet SQL4 for controlling the second working oil port, the hydraulic motor circuit solenoid valve ii is provided with an electromagnet SQL8, the hydraulic motor circuit solenoid valve iii is provided with an electromagnet SQL12 and an electromagnet SQL13 for controlling the two working oil ports,
more specifically, the release cylinder loop comprises a release cylinder loop electromagnetic valve I, a release cylinder loop electromagnetic valve II, a release cylinder loop electromagnetic valve III and a release cylinder loop overflow valve III; the oil outlet of the release cylinder loop constant delivery pump is connected with a release cylinder loop overflow valve III and an oil inlet of a release cylinder loop electromagnetic valve I; a first working oil port of the release cylinder loop solenoid valve I is connected with the main oil way, a second working oil port of the release cylinder loop solenoid valve I is connected with an oil outlet of the release cylinder loop solenoid valve II and an oil inlet of the release cylinder loop solenoid valve III, and an oil return port of the release cylinder loop solenoid valve I is connected with an oil return tank; an oil inlet of the release cylinder loop solenoid valve II is connected with the main oil way, and an oil outlet of the release cylinder loop solenoid valve II is connected with an oil inlet of the release cylinder loop solenoid valve III; an oil return port of the release cylinder loop electromagnetic valve III is connected with an oil return tank, one working oil port of the release cylinder loop electromagnetic valve III is connected with an oil inlet end of a release cylinder and a release cylinder energy accumulator, the other working oil port of the release cylinder loop electromagnetic valve III is connected with a release cylinder loop hydraulic control one-way valve and a release cylinder loop overflow valve II, the release cylinder loop hydraulic control one-way valve is connected with an oil return end of the release cylinder, the release cylinder loop overflow valve II is connected with the oil return tank, the release cylinder loop overflow valve I and a release cylinder loop stop valve, the release cylinder loop stop valve is connected with a release cylinder pressure sensor, and the release cylinder loop overflow valve I is connected with an oil return end of the.
More specifically, the release cylinder loop solenoid valve i is provided with an electromagnet SQL5 for controlling the first working oil port and an electromagnet SQL6 for controlling the second working oil port, the release cylinder loop solenoid valve ii is provided with an electromagnet SQL9, and the release cylinder loop solenoid valve iii is provided with an electromagnet SQL14 and an electromagnet SQL15 for controlling the two working oil ports.
The technical effects of the utility model: the oil supply of each oil path is realized by a plurality of electromagnetic valves and pumps, the oil supply of each branch oil path is prior to the main oil path, and the flow rate of each branch oil path can realize various flow control. The locking cylinder is used for locking a fixed cone of the multi-cylinder cone crusher, the hydraulic motor is used for adjusting a discharge port of the multi-cylinder cone crusher, and the releasing cylinder is used for locking the upper rack and the cleaning cavity. When the electromagnet SOL1, the electromagnet SOL3 and the electromagnet SOL5 are electrified, each oil pump can respectively supply oil to the locking cylinder loop, the hydraulic motor regulating loop and the releasing cylinder loop; when the electromagnet SOL2, the electromagnet SOL4 and the electromagnet SOL6 are electrified, the oil pumps can supply oil to the main oil way simultaneously. The locking cylinder loop can take oil from the main oil way through the locking cylinder loop electromagnetic valve II, the hydraulic motor adjusting loop can take oil from the main oil way through the hydraulic motor loop electromagnetic valve II, and the releasing cylinder loop can take oil from the main oil way through the releasing cylinder loop electromagnetic valve II.
Drawings
Fig. 1 is a hydraulic schematic diagram of the present invention.
Wherein: 1. a locking cylinder; 2. a locking cylinder accumulator; 3. a stop valve; 4. a locking cylinder pressure sensor; 5. locking a cylinder loop overflow valve III; 6. locking a cylinder loop pressure gauge I; 7. a shuttle valve; 8. a hydraulic motor; 9. a release cylinder accumulator; 10. releasing the cylinder; 11. a release cylinder pressure sensor; 12. releasing a cylinder loop pressure gauge I; 13. releasing a cylinder loop overflow valve I; 14. a release cylinder circuit stop valve; 15. a release cylinder loop hydraulic control one-way valve; 16. releasing a cylinder loop overflow valve II; 17. a release cylinder loop electromagnetic valve III; 18. a release cylinder loop electromagnetic valve II; 19. a release cylinder loop electromagnetic valve I; 20. a hydraulic motor loop electromagnetic valve I; 21. releasing a cylinder loop overflow valve III; 22. a motor; 23. a release cylinder circuit dosing pump; 24. releasing a cylinder loop pressure gauge II; 25. a hydraulic motor circuit relief valve; 26. a hydraulic motor circuit constant delivery pump; 27. a hydraulic motor circuit pressure gauge; 28. locking a cylinder loop overflow valve I; 29. locking a cylinder loop constant delivery pump; 30. a filter; 31. locking a cylinder loop pressure gauge II; 32. a locking cylinder loop electromagnetic valve I; 33. a main oil way pressure gauge; 34. a main oil line pressure sensor; 35. a locking cylinder loop electromagnetic valve II; 36. a locking cylinder loop electromagnetic valve III; 37. locking a cylinder loop overflow valve II; 38. locking a cylinder loop hydraulic control one-way valve; 39. a hydraulic motor loop electromagnetic valve III; 40. a hydraulic motor loop electromagnetic valve II; 41. a hydraulic motor pressure sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
as shown in FIG. 1, the utility model discloses a multi-cylinder cone crusher hydraulic system includes three branch oil circuits in a main oil circuit and locking cylinder return circuit, hydraulic motor return circuit, release cylinder return circuit, and main oil circuit manometer 33 and main oil circuit pressure sensor 34 are installed to the oil-out of main oil circuit, install filter 30 on the oil return opening of oil tank.
The locking cylinder loop comprises a locking cylinder loop constant delivery pump 29, a locking cylinder loop electromagnetic valve I32, a locking cylinder loop electromagnetic valve II 35, a locking cylinder loop electromagnetic valve III 36, a locking cylinder loop overflow valve I28 and the like, wherein the locking cylinder loop electromagnetic valve I32 is provided with an electromagnet SQL1 for controlling a first working oil port and an electromagnet SQL2 for controlling a second working oil port, the locking cylinder loop electromagnetic valve II 35 is provided with an electromagnet SQL7, the locking cylinder loop electromagnetic valve III 36 is provided with an electromagnet SQL10 and an electromagnet SQL11 for controlling two working oil ports, the oil outlet of the locking cylinder loop constant delivery pump 29 is connected with a locking cylinder loop pressure gauge II 31, the oil outlet of the locking cylinder loop constant delivery pump 29 is connected with the oil inlets of the locking cylinder loop overflow valve I28 and the locking cylinder loop electromagnetic valve I32, the first working of the locking cylinder loop electromagnetic valve I32 is connected with a main oil path, and the second working oil port of the locking cylinder loop electromagnetic valve I32 is connected with the oil outlet of the An oil return port of the locking cylinder loop solenoid valve I32 is connected with an oil return tank; an oil inlet of the locking cylinder loop solenoid valve II 35 is connected with a main oil way, and an oil outlet of the locking cylinder loop solenoid valve II 35 is connected with an oil inlet of the locking cylinder loop solenoid valve III 36; an oil inlet of the locking cylinder loop electromagnetic valve III 36 is connected with an oil outlet of the locking cylinder loop electromagnetic valve II 35 and a second working oil port of the locking cylinder loop electromagnetic valve I32, an oil return port of the locking cylinder loop electromagnetic valve III 36 is connected with an oil return tank, a working oil port of the locking cylinder loop electromagnetic valve III 36 is connected with a locking cylinder loop hydraulic control one-way valve 38 and a locking cylinder loop overflow valve II 37, the locking cylinder loop hydraulic control one-way valve 38 is connected with the locking cylinder energy accumulator 2, the locking cylinder loop overflow valve II 37 is connected with an oil tank, a stop valve 3 and a locking cylinder loop overflow valve III 5, the stop valve 3 is connected with a locking cylinder loop pressure sensor 4, and the locking cylinder loop overflow valve III 5 is connected with a locking cylinder 1 and a.
The hydraulic motor circuit comprises a hydraulic motor circuit constant delivery pump 26, a hydraulic motor circuit electromagnetic valve I20, a hydraulic motor circuit electromagnetic valve II 40, a hydraulic motor circuit electromagnetic valve III 39 and a hydraulic motor circuit overflow valve 25, wherein the hydraulic motor circuit electromagnetic valve I20 is provided with an electromagnet SQL3 for controlling a first working oil port and an electromagnet SQL4 for controlling a second working oil port, the hydraulic motor circuit electromagnetic valve II 40 is provided with an electromagnet SQL8, the hydraulic motor circuit electromagnetic valve III 39 is provided with an electromagnet SQL12 and an electromagnet SQL13 for controlling two working oil ports, the oil outlet of the hydraulic motor circuit constant delivery pump 26 is connected with a hydraulic motor circuit pressure gauge 27, and the oil outlet of the hydraulic motor circuit constant delivery pump 26 is connected with the hydraulic motor circuit overflow valve 25 and the oil inlet of the hydraulic motor circuit electromagnetic valve I20; an oil inlet of the hydraulic motor loop electromagnetic valve I20 is connected with an oil outlet of the hydraulic motor loop constant delivery pump 26, a first working oil port of the hydraulic motor loop electromagnetic valve I20 is connected with a main oil way, a second working oil port of the hydraulic motor loop electromagnetic valve I20 is connected with an oil outlet of the hydraulic motor loop electromagnetic valve II 40, an oil inlet of the hydraulic motor loop electromagnetic valve III 39 and a hydraulic motor pressure sensor 41, and an oil return port of the hydraulic motor loop electromagnetic valve I20 is connected with an oil return tank; an oil inlet of the hydraulic motor loop electromagnetic valve II 40 is connected with a main oil way, and an oil outlet of the hydraulic motor loop electromagnetic valve II 40 is connected with an oil inlet of the hydraulic motor loop electromagnetic valve III 39; an oil inlet of the hydraulic motor circuit electromagnetic valve III 39 is connected with an oil outlet of the hydraulic motor circuit electromagnetic valve II 40 and a second working oil port of the hydraulic motor circuit electromagnetic valve I20, a working oil port of the hydraulic motor circuit electromagnetic valve III 39 is connected with the hydraulic motor 8 and the shuttle valve 7, and an oil return port of the hydraulic motor circuit electromagnetic valve III 39 is connected with an oil return tank.
The release cylinder loop comprises a release cylinder loop constant delivery pump 23, a release cylinder loop electromagnetic valve I19, a release cylinder loop electromagnetic valve II 18, a release cylinder loop electromagnetic valve III 17 and a release cylinder loop overflow valve III 21; the release cylinder loop solenoid valve I19 is provided with an electromagnet SQL5 for controlling a first working oil port and an electromagnet SQL6 for controlling a second working oil port, the release cylinder loop solenoid valve II 18 is provided with an electromagnet SQL9, the release cylinder loop solenoid valve III 17 is provided with an electromagnet SQL14 and an electromagnet SQL15 for controlling two working oil ports, the release cylinder loop constant delivery pump 23 is connected with the motor 22, the oil outlet of the release cylinder loop constant delivery pump 23 is connected with the release cylinder loop pressure gauge II 24, and the oil outlet of the release cylinder loop constant delivery pump 23 is connected with the release cylinder loop overflow valve III 21 and the oil inlet of the release cylinder loop solenoid valve I19; an oil inlet of the release cylinder loop electromagnetic valve I19 is connected with an oil outlet of the release cylinder loop constant delivery pump 23, a first working oil port of the release cylinder loop electromagnetic valve I19 is connected with a main oil way, a second working oil port of the release cylinder loop electromagnetic valve I19 is connected with an oil outlet of the release cylinder loop electromagnetic valve II 18 and an oil inlet of the release cylinder loop electromagnetic valve III 17, and an oil return port of the release cylinder loop electromagnetic valve I19 is connected with an oil return tank; an oil inlet of the release cylinder loop solenoid valve II 18 is connected with the main oil way, and an oil outlet of the release cylinder loop solenoid valve II 18 is connected with an oil inlet of the release cylinder loop solenoid valve III 17; an oil inlet of the release cylinder loop electromagnetic valve III 17 is connected with an oil outlet of the release cylinder loop electromagnetic valve II 18 and a second working oil port of the release cylinder loop electromagnetic valve I19, an oil return port of the release cylinder loop electromagnetic valve III 17 is connected with an oil return tank, one working oil port of the release cylinder loop electromagnetic valve III 17 is connected with an oil inlet end of the release cylinder 10 and the release cylinder energy accumulator 9, the other working oil port of the release cylinder loop electromagnetic valve III 17 is connected with a release cylinder loop hydraulic control one-way valve 15 and a release cylinder loop overflow valve II 16, the release cylinder loop hydraulic control one-way valve 15 is connected with an oil return end of the release cylinder 10, the release cylinder loop overflow valve II 16 is connected with an oil return tank and a release cylinder loop overflow valve I13 and a release cylinder loop stop valve 14, the release cylinder loop stop valve 14 is connected with a release cylinder pressure sensor 11, and the release cylinder loop overflow valve I13.
Referring to table 1, when the solenoid SOL1 of the locking cylinder loop solenoid valve i 32 is powered on, the first working oil port of the locking cylinder loop solenoid valve i 32 is not conducted, the second working oil port is conducted, the locking cylinder loop constant delivery pump 29 can supply oil to the locking cylinder loop independently, and the flow rate is Q1; when the electromagnet SOL3 of the hydraulic motor circuit electromagnetic valve I20 is electrified, the first working oil port of the hydraulic motor circuit electromagnetic valve I20 is not conducted, the second working oil port is conducted, the hydraulic motor circuit constant delivery pump 26 can independently supply oil to the hydraulic motor circuit, and the flow rate is Q2; when the electromagnet SOL5 of the release cylinder loop electromagnetic valve I19 is electrified, the first working oil port of the release cylinder loop electromagnetic valve I19 is not conducted, the second working oil port is conducted, the release cylinder loop quantitative pump 23 can independently supply oil to the release cylinder loop, and the flow rate is Q3. The concrete control modes are shown in table 1, and the control of 6 kinds of flow of each loop can be realized.
When the solenoid SOL2 of the locking cylinder loop solenoid valve I32 is electrified, the first working oil port of the locking cylinder loop solenoid valve I32 is conducted, the locking cylinder loop constant delivery pump 29 can supply oil to the main oil way, when the solenoid SOL4 of the hydraulic motor loop solenoid valve I20 is electrified, the first working oil port of the hydraulic motor loop solenoid valve I20 is conducted, the hydraulic motor loop constant delivery pump 26 can supply oil to the main oil way, when the solenoid SOL6 of the releasing cylinder loop solenoid valve I19 is electrified, the first working oil port of the releasing cylinder loop solenoid valve I19 is conducted, and the releasing cylinder loop constant delivery pump 23 can supply oil to the main oil way.
When the electromagnetic valve II 35 of the locking cylinder loop is electrified, the locking cylinder loop takes oil from the main oil way; when the electromagnetic valve II 40 of the hydraulic motor loop is electrified, the hydraulic motor loop takes oil from the main oil way; when the electromagnetic valve II 18 of the release cylinder loop is electrified, the release cylinder loop takes oil from the main oil way.
The locking cylinder loop overflow valve I28 and the locking cylinder loop pressure gauge II 31 are connected with an oil outlet of the locking cylinder loop constant delivery pump 29 and used for adjusting and reading the outlet pressure of the locking cylinder loop constant delivery pump 29; the hydraulic motor loop overflow valve 25 and the hydraulic motor loop pressure gauge 27 are used for adjusting and reading the outlet pressure of the hydraulic motor loop constant delivery pump 26; the relief cylinder loop overflow valve III 21 and the relief cylinder loop pressure gauge II 24 are connected with an oil outlet of the relief cylinder loop constant delivery pump 23 and are used for adjusting and reading the outlet pressure of the relief cylinder loop constant delivery pump 23; the locking cylinder circuit solenoid valve III 36 is used for controlling the action of a locking cylinder circuit, the hydraulic motor circuit solenoid valve III 39 is used for controlling the action of a hydraulic motor circuit, and the releasing cylinder circuit solenoid valve III 17 is used for controlling the action of a releasing cylinder circuit; and the main oil circuit pressure gauge 3 is used for reading the system pressure of the main oil circuit. And the locking cylinder loop overflow valve II 37 is used for adjusting the highest pressure of the locking cylinder, and the locking cylinder loop overflow valve III 5 is used for setting the safety pressure of the locking cylinder. The relief cylinder circuit overflow valve II 16 is used for adjusting the highest pressure of the relief cylinder, and the relief cylinder circuit overflow valve I13 is used for setting the safety pressure of the relief cylinder. The locking cylinder accumulator 2 is used to maintain the locking cylinder pressure and the release cylinder accumulator 9 is used to maintain the release cylinder pressure.
The control of 6 kinds of flow rates of each circuit can be realized by controlling the operation of each electromagnet, and the corresponding flow rate of each circuit is shown in the following table, wherein Q1 represents the flow rate output by the lock cylinder circuit fixed displacement pump 29, Q2 represents the flow rate output by the hydraulic motor circuit fixed displacement pump 26, and Q3 represents the flow rate output by the release cylinder circuit fixed displacement pump 23.
TABLE 1
The locking cylinder loop electromagnetic valve III 36 is used for controlling the action of the locking cylinder 1, the electromagnet SOL11 is used for locking fixed cone action, and the electromagnet SOL10 is used for loosening fixed cone action; the hydraulic motor loop electromagnetic valve III 39 is used for controlling the action of the hydraulic motor 8, the electromagnet SOL12 is used for reducing the discharge opening, and the electromagnet SOL13 is used for increasing the discharge opening; the release cylinder loop electromagnetic valve III 17 is used for controlling the action of the release cylinder 10, the electromagnet SOL15 is used for locking the upper rack, and the electromagnet SOL14 is used for cleaning the cavity. The action of the SOL 1-S0L 9 is matched, so that the control of various speeds of the actions of each loop can be realized, the fast adjustment of the discharge opening, the fast cavity cleaning and the fast locking are realized, and meanwhile, the discharge opening can be accurately adjusted and the slow locking is realized under the low-speed state to reduce the impact.
When the multi-cylinder cone crusher operates, the pressure of the locking cylinder 1 is checked by the locking cylinder pressure sensor 4, and then the locking cylinder energy accumulator 2 is automatically charged by process sequence control, so that the multi-cylinder cone fixed cone is ensured to be locked. The pressure of the release cylinder 10 is checked by a release cylinder pressure sensor 11, and then the process sequence is controlled to automatically charge the release cylinder energy accumulator 9, so that the locking of the frame on the multi-cylinder cone is ensured. The hydraulic motor pressure sensor 41 is used for detecting the working pressure of the hydraulic motor, when the working pressure is larger than a certain value, the discharge opening is judged to be zero, and the discharge opening can be automatically calibrated by detecting the value of the hydraulic motor pressure sensor 41.
The above disclosure is only a preferred embodiment of the present invention, and certainly, the scope of the present invention should not be limited thereto, and one skilled in the art can understand that all or part of the process of implementing the above embodiment is implemented, and the equivalent variations according to the claims of the present invention still belong to the scope covered by the present invention.
Claims (7)
1. A multi-cylinder cone crusher hydraulic system is characterized in that: the hydraulic motor oil circuit comprises three branch oil circuits including a main oil circuit, a locking cylinder circuit, a hydraulic motor circuit and a releasing cylinder circuit, wherein the locking cylinder circuit is provided with a locking cylinder circuit constant delivery pump, the locking cylinder circuit is connected with a locking cylinder and the main oil circuit, the hydraulic motor circuit is provided with a hydraulic motor circuit constant delivery pump, the hydraulic motor circuit is connected with a hydraulic motor and the main oil circuit, the releasing cylinder circuit is provided with a releasing cylinder circuit constant delivery pump, and the releasing cylinder circuit is connected with a releasing cylinder and the main oil circuit.
2. The multi-cylinder cone crusher hydraulic system of claim 1, characterized in that: the locking cylinder loop further comprises a locking cylinder loop electromagnetic valve I, a locking cylinder loop electromagnetic valve II and a locking cylinder loop electromagnetic valve III, the oil outlet of the locking cylinder loop constant delivery pump is connected with a locking cylinder loop pressure gauge II, the oil outlet of the locking cylinder loop constant delivery pump is connected with a locking cylinder loop overflow valve I and the oil inlet of the locking cylinder loop electromagnetic valve I, the first working oil port of the locking cylinder loop electromagnetic valve I is connected with a main oil way, the second working oil port of the locking cylinder loop electromagnetic valve I is connected with the oil outlet of the locking cylinder loop electromagnetic valve II and the oil inlet of the locking cylinder loop electromagnetic valve III, and the oil return port of the locking cylinder loop electromagnetic valve I is connected with an oil; an oil inlet of the locking cylinder loop solenoid valve II is connected with a main oil way, and an oil outlet of the locking cylinder loop solenoid valve II is connected with an oil inlet of the locking cylinder loop solenoid valve III; an oil return port of the locking cylinder loop electromagnetic valve III is connected with an oil return tank, a working oil port of the locking cylinder loop electromagnetic valve III is connected with a locking cylinder loop hydraulic control one-way valve and a locking cylinder loop overflow valve II, the locking cylinder loop hydraulic control one-way valve is connected with a locking cylinder energy accumulator, the locking cylinder loop overflow valve II is connected with an oil tank, a stop valve and a locking cylinder loop overflow valve III, the stop valve is connected with a locking cylinder loop pressure sensor, and the locking cylinder loop overflow valve III is connected with a locking cylinder and a locking cylinder loop pressure gauge I.
3. The multi-cylinder cone crusher hydraulic system of claim 2, wherein: the locking cylinder loop solenoid valve I is provided with an electromagnet SQL1 for controlling a first working oil port and an electromagnet SQL2 for controlling a second working oil port, the locking cylinder loop solenoid valve II is provided with an electromagnet SQL7, and the locking cylinder loop solenoid valve III is provided with an electromagnet SQL10 and an electromagnet SQL11 for controlling two working oil ports.
4. The multi-cylinder cone crusher hydraulic system of claim 1, characterized in that: the hydraulic motor loop comprises a hydraulic motor loop electromagnetic valve I, a hydraulic motor loop electromagnetic valve II, a hydraulic motor loop electromagnetic valve III and a hydraulic motor loop overflow valve, the oil outlet of the hydraulic motor loop constant delivery pump is connected with a hydraulic motor loop pressure gauge, and the oil outlet of the hydraulic motor loop constant delivery pump is connected with the hydraulic motor loop overflow valve and the oil inlet of the hydraulic motor loop electromagnetic valve I; a first working oil port of the hydraulic motor loop electromagnetic valve I is connected with a main oil way, a second working oil port of the hydraulic motor loop electromagnetic valve I is connected with an oil outlet of the hydraulic motor loop electromagnetic valve II, an oil inlet of the hydraulic motor loop electromagnetic valve III and a hydraulic motor pressure sensor, and an oil return port of the hydraulic motor loop electromagnetic valve I is connected with an oil return box; an oil inlet of the hydraulic motor loop electromagnetic valve II is connected with a main oil way, and an oil outlet of the hydraulic motor loop electromagnetic valve II is connected with an oil inlet of the hydraulic motor loop electromagnetic valve III; and a working oil port of the hydraulic motor loop electromagnetic valve III is connected with the hydraulic motor and the shuttle valve, and an oil return port of the hydraulic motor loop electromagnetic valve III is connected with an oil return tank.
5. The multi-cylinder cone crusher hydraulic system of claim 4, wherein: the hydraulic motor loop electromagnetic valve I is provided with an electromagnet SQL3 for controlling the first working oil port and an electromagnet SQL4 for controlling the second working oil port, the hydraulic motor loop electromagnetic valve II is provided with an electromagnet SQL8, and the hydraulic motor loop electromagnetic valve III is provided with an electromagnet SQL12 and an electromagnet SQL13 for controlling the two working oil ports.
6. The multi-cylinder cone crusher hydraulic system of claim 1, characterized in that: the release cylinder loop comprises a release cylinder loop electromagnetic valve I, a release cylinder loop electromagnetic valve II, a release cylinder loop electromagnetic valve III and a release cylinder loop overflow valve III; the oil outlet of the release cylinder loop constant delivery pump is connected with a release cylinder loop overflow valve III and an oil inlet of a release cylinder loop electromagnetic valve I; a first working oil port of the release cylinder loop solenoid valve I is connected with the main oil way, a second working oil port of the release cylinder loop solenoid valve I is connected with an oil outlet of the release cylinder loop solenoid valve II and an oil inlet of the release cylinder loop solenoid valve III, and an oil return port of the release cylinder loop solenoid valve I is connected with an oil return tank; an oil inlet of the release cylinder loop solenoid valve II is connected with the main oil way, and an oil outlet of the release cylinder loop solenoid valve II is connected with an oil inlet of the release cylinder loop solenoid valve III; an oil return port of the release cylinder loop electromagnetic valve III is connected with an oil return tank, one working oil port of the release cylinder loop electromagnetic valve III is connected with an oil inlet end of a release cylinder and a release cylinder energy accumulator, the other working oil port of the release cylinder loop electromagnetic valve III is connected with a release cylinder loop hydraulic control one-way valve and a release cylinder loop overflow valve II, the release cylinder loop hydraulic control one-way valve is connected with an oil return end of the release cylinder, the release cylinder loop overflow valve II is connected with the oil return tank, the release cylinder loop overflow valve I and a release cylinder loop stop valve, the release cylinder loop stop valve is connected with a release cylinder pressure sensor, and the release cylinder loop overflow valve I is connected with an oil return end of the.
7. The multi-cylinder cone crusher hydraulic system of claim 6, wherein: the release cylinder loop solenoid valve I is provided with an electromagnet SQL5 for controlling the first working oil port and an electromagnet SQL6 for controlling the second working oil port, the release cylinder loop solenoid valve II is provided with an electromagnet SQL9, and the release cylinder loop solenoid valve III is provided with an electromagnet SQL14 and an electromagnet SQL15 for controlling the two working oil ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021612012.7U CN212455017U (en) | 2020-08-06 | 2020-08-06 | Hydraulic system of multi-cylinder cone crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021612012.7U CN212455017U (en) | 2020-08-06 | 2020-08-06 | Hydraulic system of multi-cylinder cone crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212455017U true CN212455017U (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021612012.7U Active CN212455017U (en) | 2020-08-06 | 2020-08-06 | Hydraulic system of multi-cylinder cone crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212455017U (en) |
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2020
- 2020-08-06 CN CN202021612012.7U patent/CN212455017U/en active Active
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