CN212928345U - Hydraulic device of multi-functional protection - Google Patents
Hydraulic device of multi-functional protection Download PDFInfo
- Publication number
- CN212928345U CN212928345U CN202021346760.5U CN202021346760U CN212928345U CN 212928345 U CN212928345 U CN 212928345U CN 202021346760 U CN202021346760 U CN 202021346760U CN 212928345 U CN212928345 U CN 212928345U
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- pressure
- oil
- motor
- pump body
- Prior art date
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a hydraulic means of multi-functional protection, including hydraulic tank, one side of hydraulic tank is equipped with hydraulic energy storage ware, and another side is equipped with level gauge and oil discharge outlet, the hydraulic tank top is equipped with temperature measurement sensor, air cleaner, hydraulic pressure integrated valves, electric contact pressure gauge, electric contact thermometer, motor, gear pump and manometer. This hydraulic means adopts the bi-motor of double pump, when the pump body or motor damage, can switch over the use, the emergency unit device supplies the liquid for the system temporarily, open hydraulic system, secondary pressure relief device, when the system can not the pressure release braking, can realize quick pressure release braking through the device, guarantee the safe operation of equipment, the system sets up electrical contact manometer and energy storage device, can realize that the oil pump motor opens according to system pressure is automatic to be stopped, the system sets up the electrical contact thermometer, when the hydraulic system oil temperature exceedes the temperature of settlement, automatically, for the motor outage, play the overtemperature protection.
Description
Technical Field
The utility model relates to a hydraulic equipment technical field specifically is a hydraulic means of multi-functional protection.
Background
The hydraulic system functions to increase the force by changing the pressure. A complete hydraulic system consists of five parts, namely a power element, an actuator, a control element, an auxiliary element (attachment) and hydraulic oil. Hydraulic systems can be divided into two categories: hydraulic transmission systems and hydraulic control systems. Hydraulic drive systems have as a primary function the transmission of power and motion. Hydraulic control systems are designed to provide a hydraulic system output that meets specific performance requirements (particularly dynamic performance), and are generally referred to as hydraulic drive systems.
The hydraulic device that current hydraulic system adopted only provides fluid transmission, lacks certain functionality and intellectuality.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a hydraulic means of multi-functional protection has solved the hydraulic means that present hydraulic system adopted, only provides the fluid transmission, lacks certain functionality and intellectuality.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a hydraulic means of multi-functional protection, includes hydraulic tank, one side end of hydraulic tank is equipped with hydraulic accumulator, and another side is equipped with level gauge and oil discharge outlet, the hydraulic tank top is equipped with temperature measurement sensor, air cleaner, hydraulic pressure integrated valves, electric contact pressure gauge, electric contact thermometer, motor, gear pump and manometer, temperature measurement sensor passes through the connecting wire and is connected with electric contact thermometer, electric contact pressure gauge passes through the pressure pipe and is connected with hydraulic pressure integrated valves, it is connected with hydraulic pressure integrated valves through hydraulic pressure oil pipe to be equipped with the emergency unit second pump body on the gear pump, be equipped with check valve and secondary pressure relief device on the hydraulic pressure oil pipe, the manometer passes through pressure measurement oil pipe and is connected with hydraulic pressure integrated valves.
Preferably, the motor is connected with the gear pump through a coupler, and a connecting cover is arranged on the coupler.
Preferably, the hydraulic oil pipe is respectively connected with the first pump body and the second pump body through branch pipes, and the one-way valve is connected with the branch pipes of the hydraulic oil pipe.
Preferably, the oil absorption filter is connected with the first pump body and the second pump body through oil pipes respectively, and the filter chip and the filter screen are arranged in the oil absorption filter.
Preferably, two ends of the secondary pressure relief device are provided with connecting ports which are respectively communicated with the hydraulic oil pipe, and the middle of the secondary pressure relief device is provided with a pressure relief adjusting rod.
(III) advantageous effects
The utility model provides a hydraulic means of multi-functional protection. The method has the following beneficial effects:
1. the hydraulic device adopts double pumps and double motors, when one motor or gear pump goes wrong, the other motor or gear pump is connected to ensure the normal operation of the hydraulic system, and the system still operates normally.
2. If the double pumps and the double motors are damaged, the emergency unit device can be used for temporarily supplying liquid to the system, and the hydraulic system is opened.
3. The system is additionally provided with the secondary pressure relief device, when the system cannot relieve pressure and brake, rapid pressure relief brake can be realized through the device, and the safe operation of equipment is ensured.
4. The system is provided with an electric contact pressure gauge and an energy accumulator device, and the oil pump motor can be automatically started and stopped according to the system pressure according to upper and lower limit pressure values set on the electric contact pressure gauge.
5. The system is provided with an electric contact thermometer, and when the oil temperature of the hydraulic system exceeds the set temperature, the motor is automatically powered off, so that overtemperature protection is achieved.
Drawings
FIG. 1 is a schematic side view of the present invention;
fig. 2 is a schematic view of the top view structure of the present invention.
In the figure, a hydraulic accumulator-1, a temperature measuring sensor-2, an air filter-3, a hydraulic integrated valve group-4, an electric contact pressure gauge-5, an electric contact temperature gauge-6, an emergency unit device-7, a liquid level gauge-8, an oil outlet-9, a secondary pressure relief device-10, a motor-11, a coupling-12, a gear pump-13, a check valve-14, an oil absorption filter-15, a pressure gauge-16, a hydraulic oil tank-17, a connecting cover-18, a hydraulic oil pipe-19 and a pressure measuring oil pipe-20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, an embodiment of the present invention provides a technical solution: the utility model provides a hydraulic means of multi-functional protection, includes hydraulic tank 177, a side of hydraulic tank 17 is equipped with hydraulic accumulator 1, and another side is equipped with level gauge 8 and oil discharge opening 9, 17 tops of hydraulic tank are equipped with temperature measurement sensor 2, air cleaner 3, hydraulic pressure integrated valves 4, electric contact pressure gauge 5, electric contact thermometer 6, motor 11, gear pump 13 and manometer 16, temperature measurement sensor 2 passes through the connecting wire and is connected with electric contact thermometer 6, electric contact pressure gauge 5 is connected with hydraulic pressure integrated valves 4 through the pressure pipe, it is connected with hydraulic pressure integrated valves 4 through hydraulic pressure oil pipe 19 to be equipped with the emergency unit second pump body on the gear pump 13, be equipped with check valve 14 and secondary pressure relief device 10 on hydraulic pressure oil pipe 19, manometer 16 is connected with hydraulic pressure integrated valves 4 through pressure measurement oil pipe 20.
The motor 11 is connected with the gear pump 13 through a coupler 12, and a connecting cover 18 is arranged on the coupler 12. The coupling has realized being connected of motor and gear pump, provides power for the gear pump, and the direct distance of motor and gear pump can be excessive to the connection cover.
The hydraulic oil pipe 19 is respectively connected with the first pump body and the second pump body through branch pipes, and the one-way valve 14 is connected with the branch pipes of the hydraulic oil pipe 19. In addition, the oil pipe realizes liquid supply to the system, and the one-way valve realizes unidirectional flow of liquid, so that the double pumps and the double motors can be used independently.
The oil absorption filter 15 is connected with the first pump body and the second pump body through oil pipes respectively, and a filter chip and a filter screen are arranged in the oil absorption filter 15. The oil absorption filter can filter impurities in the hydraulic oil, and the cleanliness of the hydraulic oil in the hydraulic pipeline is guaranteed.
Two ends of the secondary pressure relief device 10 are provided with connecting ports which are respectively communicated with the hydraulic oil pipe 19, and a pressure relief adjusting rod is arranged in the middle of the secondary pressure relief device 10. When the hydraulic system can not release pressure and brake after the electromagnetic valve is damaged, the device is used for releasing pressure and braking.
The working principle is as follows: when the hydraulic system is damaged and the pressure of the hydraulic system cannot be relieved and braked after the electromagnetic valve is damaged, the secondary pressure relief device 10 can be started to relieve the pressure and brake, when the pressure reaches the upper limit of the pressure value, an electric signal is transmitted to the motor switch through the electric contact pressure gauge 5, the motor 11 is stopped, the hydraulic system is pressurized through the hydraulic accumulator 1, when the pressure of the hydraulic system is reduced to the set lower limit value, the electric signal is transmitted to the motor switch through the electric contact pressure gauge 5 at the moment, the motor 11 is started, pressure is supplied to the system, the actions are repeated, the situation that the system motor 11 supplies liquid all the time is avoided, the service lives of the motor 11 and the gear pump 13 are shortened, energy is saved, emission is reduced, when the oil temperature of the hydraulic system exceeds the set temperature, the electric contact thermometer 6 can monitor the oil temperature in real time, the power of the motor 11 is automatically cut off, and overtemperature protection is achieved.
The utility model discloses a hydraulic accumulator 1, temperature measurement sensor 2, air cleaner 3, hydraulic pressure integrated valve group 4, electric contact pressure gauge 5, electric contact temperature gauge 6, emergency unit device 7, level gauge 8, oil discharge opening 9, secondary pressure relief device 10, motor 11, shaft coupling 12, gear pump 13, check valve 14, oil absorption filter 15, manometer 16, hydraulic oil tank 177, connecting cover 18, hydraulic oil pipe 19, pressure measurement oil pipe 20, the part is the general standard component or the part that technical personnel in the field know, its structure and principle all can be known or can be known through the conventional experimental method through the technical manual for this technical personnel, the problem that the utility model solves is that the hydraulic device that hydraulic system adopts at present only provides oil transmission, lacks certain functionality and intellectuality, the utility model discloses a hydraulic device adopts two motors of the double pump, has the motor of the same kind or when the gear pump goes wrong, in order to ensure the normal operation of a hydraulic system, another motor or a gear pump is connected, the system still operates normally, if the double motors of the double pumps are damaged, an emergency unit device can be used for temporarily supplying liquid to the system, the hydraulic system is opened, a secondary pressure relief device is additionally arranged in the system, when the system cannot relieve pressure and brake, quick pressure relief brake can be realized through the device, the safe operation of equipment is ensured, the system is provided with an electric contact pressure gauge and an energy accumulator device, the automatic starting and stopping of an oil pump motor according to the system pressure can be realized according to upper and lower limit pressure values arranged on the electric contact pressure gauge, the system is provided with an electric contact temperature gauge, when the oil temperature of the hydraulic system exceeds the set temperature, the motor is automatically powered off, and the.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a hydraulic means of multi-functional protection which characterized in that: including hydraulic tank (17), one side end of hydraulic tank (17) is equipped with hydraulic accumulator (1), and another side end is equipped with level gauge (8) and oil discharge opening (9), hydraulic tank (17) top is equipped with temperature sensor (2), air cleaner (3), hydraulic pressure integrated valve group (4), electric contact pressure gauge (5), electric contact temperature gauge (6), motor (11), gear pump (13) and manometer (16), temperature sensor (2) are connected with electric contact temperature gauge (6) through the connecting wire, electric contact pressure gauge (5) are connected with hydraulic pressure integrated valve group (4) through the pressure pipe, be equipped with emergency unit device (7) and oil absorption filter (15) on gear pump (13), gear pump (13) are including the first pump body and the second pump body, the first pump body and the second pump body pass through hydraulic pressure oil pipe (19) and are connected with hydraulic pressure integrated valve group (4), the hydraulic pressure integrated valve is characterized in that a one-way valve (14) and a secondary pressure relief device (10) are arranged on the hydraulic pressure oil pipe (19), and the pressure gauge (16) is connected with the hydraulic pressure integrated valve group (4) through a pressure measuring oil pipe (20).
2. A multifunction protected hydraulic apparatus as claimed in claim 1, wherein: the motor (11) is connected with the gear pump (13) through a coupler (12), and a connecting cover (18) is arranged on the coupler (12).
3. A multifunction protected hydraulic apparatus as claimed in claim 1, wherein: the hydraulic oil pipe (19) is respectively connected with the first pump body and the second pump body through branch pipes, and the one-way valve (14) is connected with the branch pipes of the hydraulic oil pipe (19).
4. A multifunction protected hydraulic apparatus as claimed in claim 1, wherein: the oil absorption filter (15) is connected with the first pump body and the second pump body through oil pipes respectively, and a filter chip and a filter screen are arranged in the oil absorption filter (15).
5. A multifunction protected hydraulic apparatus as claimed in claim 1, wherein: two ends of the secondary pressure relief device (10) are provided with connecting ports which are respectively communicated with the hydraulic oil pipe (19), and a pressure relief adjusting rod is arranged in the middle of the secondary pressure relief device (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346760.5U CN212928345U (en) | 2020-07-10 | 2020-07-10 | Hydraulic device of multi-functional protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346760.5U CN212928345U (en) | 2020-07-10 | 2020-07-10 | Hydraulic device of multi-functional protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212928345U true CN212928345U (en) | 2021-04-09 |
Family
ID=75329826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021346760.5U Active CN212928345U (en) | 2020-07-10 | 2020-07-10 | Hydraulic device of multi-functional protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212928345U (en) |
-
2020
- 2020-07-10 CN CN202021346760.5U patent/CN212928345U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102011766B (en) | Pressure-resistance and adjustment test bed for aircraft hydraulic system | |
| CN202789784U (en) | Hydraulic system with fine adjustment function | |
| CN101532515B (en) | High-voltage energy-storage hydraulic work device | |
| CN205838429U (en) | Hydraulic disc type braking deivce for winch | |
| CN101629546B (en) | Integration hydraulic brake system of wind generating set | |
| CN102913575A (en) | Novel safety brake hydraulic system for mining cableway | |
| CN212928345U (en) | Hydraulic device of multi-functional protection | |
| CN102493916B (en) | Off-course hydraulic braking device of wind generating set | |
| CN1789752A (en) | Wheel type explosion-proof hydraulic brake | |
| CN211765479U (en) | Hydraulic braking system | |
| CN209536846U (en) | Hoist engine stand-by power unit | |
| CN202901122U (en) | Novel safety-arrestment hydraulic system for mining cableway | |
| CN108146245A (en) | A kind of control system of preventing engine hypervelocity | |
| CN201391493Y (en) | High-pressure energy accumulation hydraulic operation device | |
| CN206468608U (en) | A kind of boosting type electric hydraulic station | |
| CN101857179A (en) | Control mechanism for hydraulic mechanical band-type brake | |
| CN105438980B (en) | A kind of explosion-proof driving hydraulic control system | |
| CN209838848U (en) | Compact wind power hydraulic system | |
| CN209352596U (en) | A kind of reflux regulator | |
| CN2451750Y (en) | Pressure test pump | |
| CN209370181U (en) | Hydraulic control system in wind power equipment | |
| CN202132316U (en) | Hydraulic pump station | |
| CN202264758U (en) | Full hydraulic brake system | |
| CN101858394A (en) | Novel band-type hand brake control device for wheel type hydraulic machinery | |
| CN218347827U (en) | Hydraulic system with manual parking brake release |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |