CN211623873U - Hydraulic system - Google Patents
Hydraulic system Download PDFInfo
- Publication number
- CN211623873U CN211623873U CN201921805777.XU CN201921805777U CN211623873U CN 211623873 U CN211623873 U CN 211623873U CN 201921805777 U CN201921805777 U CN 201921805777U CN 211623873 U CN211623873 U CN 211623873U
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- China
- Prior art keywords
- servo motor
- relay
- button
- hydraulic pump
- hydraulic
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000005611 electricity Effects 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims description 42
- 239000010720 hydraulic oil Substances 0.000 claims description 8
- 230000002950 deficient Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model discloses a hydraulic system, including servo motor, gear hydraulic pump, hydraulic tank and control scheme board, servo motor's output pass through the transmission shaft with gear hydraulic pump transmission connects, hydraulic tank through go out the oil pipe way with gear hydraulic pump connection, be provided with pressure sensor in the gear hydraulic pump, pressure sensor and servo motor all through the power cord with control scheme board electricity is connected. The utility model discloses a servo motor and gear hydraulic pump cooperation work, it is fast, pressure is sufficient to play the pressure, greatly reduced the defective percentage to through control scheme board control servo motor's rotational speed, saved the electric energy greatly, energy-concerving and environment-protective.
Description
Technical Field
The utility model relates to a hydraulic pressure technical field, in particular to hydraulic system.
Background
Hydraulic systems are control systems that increase force by changing pressure, and are finding increasingly wider application in various manufacturing fields. Hydraulic systems can be divided into two categories, hydraulic transmission systems and hydraulic control systems. The hydraulic transmission system has the main functions of transmitting power and motion, and the hydraulic control system ensures that the output of the hydraulic system meets specific performance requirements. The traditional hydraulic system has the disadvantages of slow pressure rise, low pressure and untimely pressure supplement, so that products cannot be adjusted in time, and the defective rate is high.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the defect that exists among the above-mentioned prior art, provide a hydraulic system, the pressure rises fast, pressure is sufficient, and the defective percentage is low, energy-concerving and environment-protective.
In order to solve the technical problem, the technical scheme of the utility model is that:
the utility model provides a hydraulic system, includes servo motor, gear hydraulic pump, hydraulic tank and control scheme board, servo motor's output pass through the transmission shaft with gear hydraulic pump transmission connects, hydraulic tank through go out the oil pipe way with gear hydraulic pump connects, be provided with pressure sensor in the gear hydraulic pump, pressure sensor and servo motor all through the power cord with control scheme board electricity is connected.
Preferably, an adjustable servo motor belt for detecting the rotating speed of the servo motor in real time is arranged on the servo motor, and the adjustable servo motor belt is electrically connected with the control circuit board through a power line.
Preferably, an oil outlet is formed in the hydraulic oil tank, an oil inlet is formed in the gear hydraulic pump, one end of the oil outlet pipeline is connected with the oil outlet, the other end of the oil outlet pipeline is connected with the oil inlet, an electromagnetic valve is arranged on the oil outlet pipeline, and the pressure sensor is mounted on the oil inlet and used for detecting real-time pressure of the oil inlet.
Preferably, the control circuit board comprises a signal receiver, a signal processor and a control output component, and the signal receiver and the control output component are electrically connected with the signal processor.
Preferably, the control output assembly includes a button SB1, a button SB2, a button SB3, a relay K1, a relay K2, a solenoid coil YA1, and a solenoid coil YA2, one end of the button SB1, one end of the button SB2, one end of the button SB3, and one end of the relay K1 are connected to one end of the relay K2, the other end of the relay K2 and the other end of the button SB3 are connected to one end of the solenoid coil YA1, and the other end of the button SB2 is connected to one end of the solenoid coil YA 2.
Preferably, the control output module further includes a relay K3 and a relay K4, one end of the relay K3 is connected to the other end of the button SB2, the other end of the relay K3 is connected to the other end of the solenoid coil YA2, one end of the relay K4 is connected to the other end of the button SB3, and the other end of the relay K4 is connected to the other end of the solenoid coil YA 1.
Adopt above-mentioned technical scheme, the utility model provides a pair of hydraulic system, servo motor's among this hydraulic system output passes through the transmission shaft and is connected with gear hydraulic pump transmission, hydraulic tank passes through oil outlet pipeline and gear hydraulic pump connection, be provided with pressure sensor in the gear hydraulic pump, pressure sensor and servo motor all are connected with control circuit board electricity through the power cord, through servo motor and gear hydraulic pump cooperation work, it is faster to make this gear hydraulic pump play to press, and pressure is more sufficient, the production quantity of defective products has been reduced, greatly reduced the defective percentage, and through control circuit board control servo motor's rotational speed, this servo motor of this control circuit board control is out of work under the sufficient condition of pressure, the electric energy has been saved greatly, energy-saving and environmental protection.
Drawings
Fig. 1 is a schematic structural diagram of a hydraulic system according to the present invention;
fig. 2 is a partial cross-sectional view of a hydraulic system of the present invention;
fig. 3 is a schematic circuit diagram of a control circuit board in a hydraulic system according to the present invention;
in the figure, 1-servo motor, 2-gear hydraulic pump, 3-hydraulic oil tank, 4-control circuit board, 5-transmission shaft, 6-oil outlet pipeline, RF 1-signal receiver and U1-signal processor.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, the utility model relates to a hydraulic system's structure block diagram, this hydraulic system includes servo motor 1, gear hydraulic pump 2, hydraulic tank 3 and control scheme board 4, combine fig. 1 and fig. 2, this servo motor 1's output passes through transmission shaft 5 and is connected with this gear hydraulic pump 2 transmission, this hydraulic tank 3 is connected with this gear hydraulic pump 2 through oil outlet pipeline 6, be provided with pressure sensor in this gear hydraulic pump 2, this pressure sensor and servo motor 1 all are connected with this control scheme board 4 electricity through the power cord. It is understood that the servo motor 1 may be an ac servo motor or a dc servo motor, the gear hydraulic pump 2 may be a gear pump or a vane pump, the hydraulic oil tank 3 is used for storing oil, dissipating heat, separating air contained in oil, removing bubbles, etc., the gear hydraulic pump 2 is mounted on an upper cover plate of the hydraulic oil tank 3 and fixed by screws, and the servo motor 1 is used for providing power to the gear hydraulic pump 2.
Specifically, an adjustable servo motor belt for detecting the rotating speed of the servo motor 1 in real time is arranged on the servo motor 1, and the adjustable servo motor belt is electrically connected with the control circuit board 4 through a power line; an oil outlet is arranged on the hydraulic oil tank 3, an oil inlet is arranged on the gear hydraulic pump 2, one end of the oil outlet pipeline 6 is connected with the oil outlet, the other end of the oil outlet pipeline 6 is connected with the oil inlet, an electromagnetic valve is arranged on the oil outlet pipeline 6, and the pressure sensor is mounted on the oil inlet and used for detecting the real-time pressure of the oil inlet. It can be understood that the adjustable servo motor belt sends the detected rotation speed signal of the servo motor 1 to the control circuit board 4, the pressure sensor also sends the detected pressure signal of the oil inlet of the gear hydraulic pump 2 to the control circuit board 4, and when the pressure signal reaches a set value, the control circuit board 4 sends a control signal to the servo motor to control the servo motor not to work.
Specifically, fig. 3 is a schematic circuit diagram of a control circuit board in a hydraulic system according to the present invention, with reference to fig. 1, fig. 2 and fig. 3, the control circuit board 4 includes a signal receiver RF1, a signal processor U1 and a control output module, the signal receiver RF1 and the control output module are electrically connected to the signal processor U1, the signal receiver RF1 is configured to receive a pressure signal and a rotation speed signal in real time, the signal processor U1 is configured to process the pressure signal and the rotation speed signal and send a control signal to the servo motor 1, the control output module includes a button SB1, a button SB2, a button SB3, a relay K1, a relay K2, a relay K3, a relay K4, a solenoid valve coil YA1 and a solenoid valve coil YA2, one end of the button SB1, one end of the button SB2, one end of the button SB3 and one end of the relay K1 are connected to one end of the relay K2, the other end of the relay K2 and one end of the button YA 3 are connected to one end of the solenoid valve SB1, the other end of the button SB2 is connected to one end of the solenoid coil YA2, one end of the relay K3 is connected to the other end of the button SB2, the other end of the relay K3 is connected to the other end of the solenoid coil YA2, one end of the relay K4 is connected to the other end of the button SB3, and the other end of the relay K4 is connected to the other end of the solenoid coil YA 1. It can be understood that when the button SB2 is pressed, the relay K1 is powered on and self-locked, the solenoid valve coil YA2 is powered on, the left cavity of the oil cylinder in the hydraulic oil tank 3 is controlled to be extended with oil, when the pressure of the oil inlet on the gear hydraulic pump 2 is greater than the originally set pressure, the servo motor 1 is switched on and off to enable the extending speed of the transmission shaft to be consistent, the work is stable, when the button SB3 is pressed, the relay K2 is powered on and self-locked, the solenoid valve coil YA2 is switched off in an interlocking manner, the solenoid valve coil YA1 is powered on, the right cavity of the oil cylinder in the hydraulic oil tank 3 is retracted with oil, when the pressure of the oil inlet on the gear hydraulic pump 2 is greater than the originally set pressure, the servo motor 1 is switched on and off to enable the extending speed of. Starting a pressure-increasing button SB2, attracting and self-locking a relay K3, attracting and opening a pressure-increasing liquid path by Y1, starting timing by a signal processor U1, so that the pointer of an electric contact pressure gauge is at a low position, the relay K2 is electrified, attracted and self-locked, and the servo motor 1 runs; when the pressure reaches a set value, the pointer of the electric contact pressure gauge touches an upper limit contact, the relay K1 is powered on for attracting, the relay K2 is powered off for resetting, and the servo motor 1 stops; during pressure maintaining, the pointer of the pressure gauge falls back to touch the lower limit contact, the relay K2 is electrified to attract and self-lock, the servo motor 1 operates, when the pressure reaches the set value, the pointer of the electric contact pressure gauge touches the upper limit contact, the relay K1 is electrified to attract, the relay K2 resets, and the servo motor 1 stops.
It can be understood, the utility model relates to a rationally, the structure is unique, through servo motor 1 and 2 cooperation works of gear hydraulic pump, this gear hydraulic pump 2's closure is good, the cooperation is good between tooth wherein and the tooth, the loss of oil is few in hydraulic tank 3, control circuit board 4 controls the good rotational speed, servo motor 1 is out of work under the sufficient condition of pressure, the electric energy has been saved greatly, servo motor 1 cooperates 2 uses of gear hydraulic pump, the pressure is fast, pressure is sufficient, greatly reduced the defective percentage.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (6)
1. A hydraulic system, characterized by: including servo motor, gear hydraulic pump, hydraulic tank and control scheme board, servo motor's output pass through the transmission shaft with gear hydraulic pump transmission is connected, hydraulic tank pass through the oil outlet pipeline with gear hydraulic pump connects, be provided with pressure sensor in the gear hydraulic pump, pressure sensor and servo motor all through the power cord with the control scheme board electricity is connected.
2. The hydraulic system of claim 1, wherein: the servo motor is provided with an adjustable servo motor belt for detecting the rotating speed of the servo motor in real time, and the adjustable servo motor belt is electrically connected with the control circuit board through a power line.
3. The hydraulic system of claim 1, wherein: the hydraulic oil tank is provided with an oil outlet, the gear hydraulic pump is provided with an oil inlet, one end of the oil outlet pipeline is connected with the oil outlet, the other end of the oil outlet pipeline is connected with the oil inlet, the oil outlet pipeline is provided with an electromagnetic valve, and the pressure sensor is installed on the oil inlet and used for detecting real-time pressure of the oil inlet.
4. The hydraulic system of claim 1, wherein: the control circuit board comprises a signal receiver, a signal processor and a control output assembly, wherein the signal receiver and the control output assembly are electrically connected with the signal processor.
5. The hydraulic system of claim 4, wherein: the control output assembly comprises a button SB1, a button SB2, a button SB3, a relay K1, a relay K2, a solenoid valve coil YA1 and a solenoid valve coil YA2, one end of the button SB1, one end of the button SB2, one end of the button SB3 and one end of the relay K1 are all connected with one end of the relay K2, the other end of the relay K2 and the other end of the button SB3 are all connected with one end of the solenoid valve coil YA1, and the other end of the button SB2 is connected with one end of the solenoid valve coil YA 2.
6. The hydraulic system of claim 5, wherein: the control output assembly further comprises a relay K3 and a relay K4, one end of the relay K3 is connected with the other end of the button SB2, the other end of the relay K3 is connected with the other end of the solenoid valve coil YA2, one end of the relay K4 is connected with the other end of the button SB3, and the other end of the relay K4 is connected with the other end of the solenoid valve coil YA 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921805777.XU CN211623873U (en) | 2019-10-25 | 2019-10-25 | Hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921805777.XU CN211623873U (en) | 2019-10-25 | 2019-10-25 | Hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211623873U true CN211623873U (en) | 2020-10-02 |
Family
ID=72624121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921805777.XU Expired - Fee Related CN211623873U (en) | 2019-10-25 | 2019-10-25 | Hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211623873U (en) |
-
2019
- 2019-10-25 CN CN201921805777.XU patent/CN211623873U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201002 |