CN203130673U - Hydraulic driving device for drum-shaped filter screen of nuclear power station - Google Patents
Hydraulic driving device for drum-shaped filter screen of nuclear power station Download PDFInfo
- Publication number
- CN203130673U CN203130673U CN 201320157087 CN201320157087U CN203130673U CN 203130673 U CN203130673 U CN 203130673U CN 201320157087 CN201320157087 CN 201320157087 CN 201320157087 U CN201320157087 U CN 201320157087U CN 203130673 U CN203130673 U CN 203130673U
- Authority
- CN
- China
- Prior art keywords
- valve
- oil hydraulic
- hydraulic pump
- filter screen
- nuclear power
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a hydraulic driving device for a drum-shaped filter screen of a nuclear power station. The hydraulic driving device comprises a motor, wherein the motor is connected with a hydraulic pump; the hydraulic pump is connected with a one-way valve and a brake respectively; the water outlet of the one-way valve and the oil inlet of the hydraulic pump are connected with one end of a two-position four-way manual reversing valve; the other end of the two-position four-way manual reversing valve is connected with a hydraulic motor; and a throttle valve is arranged between the brake and the oil outlet of the hydraulic pump. When the structure is adopted, the motor is adopted for driving the hydraulic pump indirectly to fulfill the aim of replacing direct driving via a high-speed motor with hydraulic driving, direct strong contact among mechanical components is avoided effectively, and abrasion of equipment is slowed down greatly.
Description
Technical field
The utility model relates to a kind of fluid pressure drive device, relates in particular to a kind of nuclear power station drum type filter screen fluid pressure drive device.
Background technique
Existing drum type filter screen is mainly by the tympanic bone frame, spindle mounted, drive unit, sparge water system, lubrication system, sealing system, operating platform, compositions such as electric control equipment and cathodic protection anti-corrosive apparatus.The drum type filter screen drives small gear on the transmission shaft by drive unit, thereby by the rotation of the drive of the gearwheel engagement driving on small gear and drum type filter screen drum type filter screen.Drive unit integral body is made up of drive motor bearing, drive motor, live axle and pinion assemblies, small gear bearing etc.The driving mechanism of every drum type filter screen is furnished with 2 slowspeed machines and 1 high-speed electric expreess locomotive, be used for regulating the rotational velocity of bulging net live axle, driven by a slowspeed machine (another is standby) under the nominal situation, high-speed electric expreess locomotive just comes into operation when the drum type filter screen pressure loss reaches certain value, caused so low, the frequent exchange of high-speed electric expreess locomotive starting, and gear impacted, accelerate the wearing and tearing of gear, shortened the working life of gear.
Summary of the invention
Technical problem to be solved in the utility model is at above-mentioned the deficiencies in the prior art, and a kind of nuclear power station drum type filter screen fluid pressure drive device that provides, it can solve because gear low, that the motion of high-speed electric expreess locomotive frequent exchange causes is easy to wear, the problem that service life of equipment is not high.
The purpose of this utility model is achieved in that
A kind of nuclear power station drum type filter screen fluid pressure drive device, it comprises motor, and motor is connected with oil hydraulic pump, and oil hydraulic pump is connected with one-way valve, break respectively;
The water outlet of one-way valve and oil hydraulic pump filler opening are connected with an end of two-position four-way hand-operated direction valve, and the other end of two-position four-way hand-operated direction valve is connected with oil hydraulic motor;
Be provided with throttle valve between break and the oil hydraulic pump oil outlet.
Above-mentioned oil hydraulic pump is connected with pressure gauge.
Be provided with series flow control valve between above-mentioned two-position four-way hand-operated direction valve and the oil hydraulic motor liquid entering hole.
Be provided with safety valve between above-mentioned two-position four-way hand-operated direction valve and the oil hydraulic motor liquid entering hole.
Be provided with back pressure valve between above-mentioned two-position four-way hand-operated direction valve and the oil hydraulic motor liquid outlet.
Be provided with first oil purifier, cooler, second oil purifier between above-mentioned oil hydraulic pump filler opening and the two-position four-way hand-operated direction valve.
Be provided with first relief valve between above-mentioned cooler and the two-position four-way hand-operated direction valve, be provided with second relief valve between the oil outlet of cooler and oil hydraulic pump.
Above-mentioned cooler is connected with thermometer, level meter and electric heater.
Above-mentioned oil hydraulic pump is provided with air-strainer.
The utility model has been obtained following technique effect:
When adopting said structure, the utility model can reach the purpose that replaces high-speed electric expreess locomotive directly to drive with hydraulic driving by adopting motor to drive oil hydraulic pump indirectly, effectively avoided the direct powerful contact between the mechanical part, the wearing and tearing of equipment have been slowed down greatly, throttle valve is in system during to the oil hydraulic motor fuel feeding, postpone the unlatching of break, guarantee the breakout pressure of motor, enough output torques are arranged when making motor starting;
Oil hydraulic pump is connected with pressure gauge, can be convenient for people to observe the oil hydraulic pump outlet pressure; Be provided with series flow control valve and safety valve between two-position four-way hand-operated direction valve and the oil hydraulic motor liquid entering hole, when the drum type filter screen need change rotating speed, can change the series flow control valve cross-sectional flow area, the drum type filter screen is well turned round, be provided with back pressure valve between two-position four-way hand-operated direction valve and the oil hydraulic motor liquid outlet, back pressure valve is difficult for creeping in the time of can effectively solving the vulgar operation of oil hydraulic cylinder that causes from the oil circuit suction because of air, is difficult for the problem of flutter when running up, and guarantees the oil hydraulic cylinder injection volume and good operational stability; Be provided with first oil purifier, cooler, second oil purifier between oil hydraulic pump filler opening and the two-position four-way hand-operated direction valve, oil purifier is the pollutant in the elimination fluid effectively, prolongs the working life of equipment; Be provided with first relief valve between cooler and the two-position four-way hand-operated direction valve, be provided with second relief valve between the oil outlet of cooler and oil hydraulic pump, well the pressure of regulator solution pressing system; Cooler is connected with thermometer, level meter and electric heater, and thermometer and level meter are convenient for people to the monitoring to system; Above-mentioned oil hydraulic pump is provided with air-strainer, and it can filter and be attached to airborne contamination particle, prevents that it from sneaking in the medium.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is connection diagram of the present utility model.
Embodiment
A kind of nuclear power station drum type filter screen fluid pressure drive device as shown in Figure 1, it comprises motor 1, and motor 1 is connected with oil hydraulic pump 2, and oil hydraulic pump 2 is connected with one-way valve 3, break 4 respectively;
The water outlet of one-way valve 3 and oil hydraulic pump 2 filler openings are connected with an end of two-position four-way hand-operated direction valve 6, and the other end of two-position four-way hand-operated direction valve 6 is connected with oil hydraulic motor 7;
Be provided with throttle valve 11 between break 4 and oil hydraulic pump 2 oil outlets.
Described oil hydraulic pump 2 is connected with pressure gauge 5.
Be provided with series flow control valve 8 between described two-position four-way hand-operated direction valve 6 and oil hydraulic motor 7 liquid entering holes.
Be provided with safety valve 9 between described two-position four-way hand-operated direction valve 6 and oil hydraulic motor 7 liquid entering holes.
Be provided with back pressure valve 10 between described two-position four-way hand-operated direction valve 6 and oil hydraulic motor 7 liquid outlets.
Be provided with first oil purifier 12, cooler 13, second oil purifier 14 between described oil hydraulic pump 2 filler openings and the two-position four-way hand-operated direction valve 6.
Be provided with first relief valve 15 between described cooler 13 and the two-position four-way hand-operated direction valve 6, be provided with second relief valve 16 between the oil outlet of cooler 13 and oil hydraulic pump 2.
Described cooler 13 is connected with thermometer 17, level meter 18 and electric heater 19.
Described oil hydraulic pump 2 is provided with air-strainer 20.
Adopt said structure, start in the process of drum type filter screen, two-position four-way hand-operated direction valve 6 manually inserts position, a left side, and motor 1 drives oil hydraulic pump 2, fluid in the fuel tank enters into the inlet port of oil hydraulic pump from filter 12, by the oil drain out process one-way valve 3 of oil hydraulic pump, the position, a left side of selector valve 6 is by series flow control valve 8, enter into the oil sucting cavity of oil hydraulic motor 7, the drive motor running, fluid is got back to fuel tank by the oil-discharging cavity of oil hydraulic motor 7 by back pressure valve 10, selector valve 6, filter 14 and cooler 13;
Brake in the process of drum type filter screen, two-position four-way hand-operated direction valve 6 manually inserts right position, fluid process one-way valve 3, and the right position of two-position four-way hand-operated direction valve 6, oil purifier 14 and cooler 13 are got back to fuel tank.At this moment, break 4 begins to brake to oil hydraulic motor under spring action, and oil hydraulic motor shuts down.
Claims (9)
1. nuclear power station drum type filter screen fluid pressure drive device, it is characterized in that: it comprises motor (1), and motor (1) is connected with oil hydraulic pump (2), and oil hydraulic pump (2) is connected with one-way valve (3), break (4) respectively;
The water outlet of one-way valve (3) and oil hydraulic pump (2) filler opening are connected with an end of two-position four-way hand-operated direction valve (6), and the other end of two-position four-way hand-operated direction valve (6) is connected with oil hydraulic motor (7);
Be provided with throttle valve (11) between break (4) and oil hydraulic pump (2) oil outlet.
2. nuclear power station drum type filter screen fluid pressure drive device according to claim 1, it is characterized in that: described oil hydraulic pump (2) is connected with pressure gauge (5).
3. nuclear power station drum type filter screen fluid pressure drive device according to claim 1 is characterized in that: be provided with series flow control valve (8) between described two-position four-way hand-operated direction valve (6) and oil hydraulic motor (7) liquid entering hole.
4. according to claim 1 or 3 described nuclear power station drum type filter screen fluid pressure drive devices, it is characterized in that: be provided with safety valve (9) between described two-position four-way hand-operated direction valve (6) and oil hydraulic motor (7) liquid entering hole.
5. according to claim 1 or 3 described nuclear power station drum type filter screen fluid pressure drive devices, it is characterized in that: be provided with back pressure valve (10) between described two-position four-way hand-operated direction valve (6) and oil hydraulic motor (7) liquid outlet.
6. nuclear power station drum type filter screen fluid pressure drive device according to claim 1 is characterized in that: be provided with first oil purifier (12), cooler (13), second oil purifier (14) between described oil hydraulic pump (2) filler opening and the two-position four-way hand-operated direction valve (6).
7. nuclear power station drum type filter screen fluid pressure drive device according to claim 6, it is characterized in that: be provided with first relief valve (15) between described cooler (13) and the two-position four-way hand-operated direction valve (6), be provided with second relief valve (16) between the oil outlet of cooler (13) and oil hydraulic pump (2).
8. nuclear power station drum type filter screen fluid pressure drive device according to claim 7, it is characterized in that: described cooler (13) is connected with thermometer (17), level meter (18) and electric heater (19).
9. nuclear power station drum type filter screen fluid pressure drive device according to claim 1, it is characterized in that: described oil hydraulic pump (2) is provided with air-strainer (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320157087 CN203130673U (en) | 2013-04-01 | 2013-04-01 | Hydraulic driving device for drum-shaped filter screen of nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320157087 CN203130673U (en) | 2013-04-01 | 2013-04-01 | Hydraulic driving device for drum-shaped filter screen of nuclear power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203130673U true CN203130673U (en) | 2013-08-14 |
Family
ID=48938653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320157087 Expired - Fee Related CN203130673U (en) | 2013-04-01 | 2013-04-01 | Hydraulic driving device for drum-shaped filter screen of nuclear power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203130673U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107737477A (en) * | 2017-09-28 | 2018-02-27 | 广东核电合营有限公司 | A kind of control method of rotary sieve, system, terminal device and storage medium |
| CN109072947A (en) * | 2016-01-19 | 2018-12-21 | 舍弗勒技术股份两合公司 | Hydraulic switching facility for motor vehicles |
-
2013
- 2013-04-01 CN CN 201320157087 patent/CN203130673U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109072947A (en) * | 2016-01-19 | 2018-12-21 | 舍弗勒技术股份两合公司 | Hydraulic switching facility for motor vehicles |
| US10738884B2 (en) | 2016-01-19 | 2020-08-11 | Schaeffler Technologies AG & Co. KG | Hydraulic switching assembly for a motor vehicle |
| CN109072947B (en) * | 2016-01-19 | 2020-08-14 | 舍弗勒技术股份两合公司 | Hydraulic switching device for a motor vehicle |
| CN107737477A (en) * | 2017-09-28 | 2018-02-27 | 广东核电合营有限公司 | A kind of control method of rotary sieve, system, terminal device and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203868190U (en) | Hydraulic retarder provided with idle self-lubrication system | |
| CN104895967B (en) | Control pipeline used for braking system of servo press | |
| CN203130673U (en) | Hydraulic driving device for drum-shaped filter screen of nuclear power station | |
| CN201768947U (en) | Novel edge milling machine power head | |
| CN103527758A (en) | Rotary drilling rig and operation device | |
| CN201003423Y (en) | Independent lubricating device for engine turbocharger | |
| CN202116941U (en) | Hydraulic system of paper roll erecting machine | |
| CN204327659U (en) | Compact type hydraulic power unit | |
| CN202992592U (en) | Centralized lubricating system for engraving machine | |
| CN200989233Y (en) | Mining vehicle fan driving system | |
| CN108071783A (en) | A kind of transmission mechanism of generator | |
| CN102052556A (en) | Automatic lubricating system for kneading refiner | |
| CN210240514U (en) | Wind generating set gear box lubricating and cooling system | |
| CN208764289U (en) | A kind of gear-box oil changing device | |
| CN202108032U (en) | Emergency operating device and gate system of winch hoist | |
| CN201382011Y (en) | Exterior oil way system for centrifugal refrigerating compressor | |
| CN104373545B (en) | Use the multi-drive system separating the variable speed fluid coupling controlled | |
| CN204226186U (en) | A kind of gear pump | |
| CN2936638Y (en) | Electric chain saw | |
| CN201902808U (en) | Dual-filtration lubrication device | |
| CN209245207U (en) | Auto-cool system for shield owner's sliding tooth roller box lubricating oil | |
| CN201593483U (en) | Energy-efficient braking system of MW-level wind generating set | |
| CN112377480A (en) | Novel hydraulic power unit structure | |
| CN201998347U (en) | Lubricating device of negative-pressure oil line | |
| CN202579966U (en) | Closed chain lubrication mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140401 |