CN203906411U - Hydraulic vibration device - Google Patents
Hydraulic vibration device Download PDFInfo
- Publication number
- CN203906411U CN203906411U CN201420279722.0U CN201420279722U CN203906411U CN 203906411 U CN203906411 U CN 203906411U CN 201420279722 U CN201420279722 U CN 201420279722U CN 203906411 U CN203906411 U CN 203906411U
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- circuit
- pressure oil
- oil pump
- vibration device
- hydraulic
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Abstract
The utility model discloses a hydraulic vibration device. The hydraulic vibration device comprises a vibration servo hydraulic cylinder, a pressure oil circuit and an oil return circuit. The pressure oil circuit is provided with an oil pump connected with an oil pump drive motor. The pressure oil circuit and the oil return circuit are respectively communicated with the vibration servo hydraulic cylinder through a reversing valve. The reversing valve is a rotary reversing valve driven by a servo pneumatic motor. An energy accumulation circuit is arranged at the position, between the reversing valve and the oil pump, of the pressure oil circuit. The energy accumulation circuit is provided with an energy accumulator. An overflow circuit is arranged at the position, between the access end of the energy accumulation circuit and the oil pump, of the pressure oil circuit. The overflow circuit is provided with an overflow valve used for controlling the overflow circuit to be disconnected or closed. The hydraulic vibration device is simple in hydraulic control structure, high in reliability and safety and wide in usage range.
Description
Technical field
The utility model relates to hydraulic equipment technical field, relates in particular to a kind of hydraulic vibration device.
Background technique
The application of shake unit at present has a variety of, and such as vibration honing, vibration pneumatic hammer, vibrating sieve, vibratory hammer etc., they are widely used in a lot of fields such as machinery, building, metallurgy, mine.The vibration principle of these shake units is mechanical structure, its complex structure, equipment weight, in production process, only have a kind of vibration frequency and amplitude, cannot adjust, only has a kind of vibration force, ocsillator strenght cannot be adjusted, in order to overcome above-mentioned defect, in industry, invent hydraulic vibration device, if the patent No. is 2005100430640, patent name is the Chinese patent of vibrating device hydraulic system, vibration frequency can effectively be controlled and adjust to this vibrating device hydraulic system, amplitude and ocsillator strenght, simplify the structure of shake unit, alleviate the weight of equipment, but the hydraulic control of this class shake unit is slightly aobvious complicated, once hydraulic system goes wrong, easily cause the inefficacy of whole hydraulic control system, and this vibrating device hydraulic system Security is bad, can not be used for underground work.
Model utility content
The purpose of this utility model is the defect for above-mentioned prior art, and a kind of hydraulic vibration device is provided, and simplifies hydraulic control structure, improves the reliability of hydraulic control, improves the Safety performance of shake unit, expands the using scope of hydraulic vibration device.
To achieve these goals, the technical solution of the utility model is:
A kind of hydraulic vibration device, involving vibrations servo hydraulic cylinder, pressure oil loop and oil return circuit, be provided with the oil pump that pressure oil is provided to vibration servo hydraulic cylinder on described pressure oil loop, and described oil pump connects oil pump drive motor; Described vibration servo hydraulic cylinder is divided into rod chamber and rodless cavity, described rod chamber and rodless cavity are communicated with respectively with pressure oil loop and oil return circuit by the selector valve on pipeline and pipeline, described selector valve is the rotary reversing valve that servo pneumatic motor drives, the rotation of its spool is that servo pneumatic motor drives, control the mandrel commutation of rotary reversing valve by adjusting the rotating speed of servo pneumatic motor, can make rotary reversing valve obtain the commutating frequency requiring, thereby make to vibrate servo hydraulic cylinder frequency vibration on request; Described pressure oil loop is provided with tank circuit between selector valve and oil pump, is provided with accumulator on tank circuit, the impact force of pressure oil to oil pump can absorb selector valve and frequently commutate time, the required pressure of the vibration servo-hydraulic cylinder working of supply at any time again; Described pressure oil loop is provided with skimmer circuit between tank circuit incoming end and oil pump, is provided with the relief valve for controlling water kick loop Push And Release on described skimmer circuit.
As the improvement to technique scheme, described oil pump drive motor is anti-explosion motor.
As the improvement to technique scheme, described servo pneumatic motor is explosion-proof actuating motor.
As the improvement to technique scheme, described relief valve is manual relief valve.
Compared with prior art, the beneficial effects of the utility model are:
Hydraulic vibration device of the present utility model, relief valve is manual relief valve, oil pump drive motor, servo pneumatic motor are explosion-proof actuating motor, make this device can apply with mine under, very safe and reliable; Detention valve is rotary reversing valve, and with actuating motor band movable valve plug, operability is simple, can save pressure transducer, displacement transducer, some elements such as stop valve.Can reduce costs, the controllable type of actuating motor is strong, can telecontrol, and principle is simple and clear.The hydraulic control of this hydraulic vibration device is simple in structure, and reliability is high, and Safety performance is high, and the using scope of hydraulic vibration device is large.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is further described.
As shown in Figure 1, hydraulic vibration device of the present utility model, involving vibrations servo hydraulic cylinder 7, pressure oil loop and oil return circuit, be provided with the oil pump 2 that pressure oil is provided to vibration servo hydraulic cylinder on described pressure oil loop, described oil pump 2 connects oil pump drive motor 1; Described vibration servo hydraulic cylinder 7 is divided into rod chamber and rodless cavity, described rod chamber and rodless cavity are communicated with respectively with pressure oil loop and oil return circuit by the selector valve 5 on pipeline and pipeline, the rotary reversing valve that described selector valve 5 drives for servo pneumatic motor 6, the rotation of its spool is that servo pneumatic motor 6 drives, control the mandrel commutation of rotary reversing valve by adjusting the rotating speed of servo pneumatic motor 6, can make rotary reversing valve obtain the commutating frequency requiring, thereby make to vibrate servo hydraulic cylinder 7 frequency vibration on request; Described pressure oil loop is provided with tank circuit between selector valve 5 and oil pump 2, on tank circuit, be provided with accumulator 4, the impact force of pressure oil to hydraulic-pressure pump 2 can absorb the frequent commutation of selector valve 5 time, the vibration of the supply at any time servo hydraulic cylinder 7 required pressure of working again; Described pressure oil loop is provided with skimmer circuit between tank circuit incoming end and oil pump 2, is provided with the relief valve 3 for controlling water kick loop Push And Release on described skimmer circuit.
Described oil pump drive motor 1 is anti-explosion motor.
Described servo pneumatic motor 6 is explosion-proof actuating motor.
Described relief valve 3 is manual relief valve.
The above is only a kind of mode of execution of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model know-why; can also make some improvement, these improve and also should be considered as protection domain of the present utility model.
Claims (4)
1. a hydraulic vibration device, it is characterized in that: this hydraulic vibration device involving vibrations servo hydraulic cylinder, pressure oil loop and oil return circuit, on described pressure oil loop, be provided with the oil pump that pressure oil is provided to vibration servo hydraulic cylinder, described oil pump connects oil pump drive motor; Described vibration servo hydraulic cylinder is divided into rod chamber and rodless cavity, and described rod chamber and rodless cavity are communicated with respectively with pressure oil loop and oil return circuit by the selector valve on pipeline and pipeline, and described selector valve is the rotary reversing valve that servo pneumatic motor drives; Described pressure oil loop is provided with tank circuit between selector valve and oil pump, is provided with accumulator on tank circuit; Described pressure oil loop is provided with skimmer circuit between tank circuit incoming end and oil pump, is provided with the relief valve for controlling water kick loop Push And Release on described skimmer circuit.
2. hydraulic vibration device according to claim 1, is characterized in that: described oil pump drive motor is anti-explosion motor.
3. hydraulic vibration device according to claim 2, is characterized in that: described servo pneumatic motor is explosion-proof actuating motor.
4. according to the hydraulic vibration device described in claim 2 or 3, it is characterized in that: described relief valve is manual relief valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420279722.0U CN203906411U (en) | 2014-05-29 | 2014-05-29 | Hydraulic vibration device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420279722.0U CN203906411U (en) | 2014-05-29 | 2014-05-29 | Hydraulic vibration device |
Publications (1)
Publication Number | Publication Date |
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CN203906411U true CN203906411U (en) | 2014-10-29 |
Family
ID=51780694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420279722.0U Expired - Fee Related CN203906411U (en) | 2014-05-29 | 2014-05-29 | Hydraulic vibration device |
Country Status (1)
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CN (1) | CN203906411U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105134672A (en) * | 2015-09-14 | 2015-12-09 | 浙江大学舟山海洋研究中心 | Heavy-load high-speed hydraulic vibration and impact system |
-
2014
- 2014-05-29 CN CN201420279722.0U patent/CN203906411U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105134672A (en) * | 2015-09-14 | 2015-12-09 | 浙江大学舟山海洋研究中心 | Heavy-load high-speed hydraulic vibration and impact system |
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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 |
Granted publication date: 20141029 Termination date: 20160529 |
|
CF01 | Termination of patent right due to non-payment of annual fee |