CN201827626U - Lubricating system of small type shielding main bearing - Google Patents
Lubricating system of small type shielding main bearing Download PDFInfo
- Publication number
- CN201827626U CN201827626U CN2010205794372U CN201020579437U CN201827626U CN 201827626 U CN201827626 U CN 201827626U CN 2010205794372 U CN2010205794372 U CN 2010205794372U CN 201020579437 U CN201020579437 U CN 201020579437U CN 201827626 U CN201827626 U CN 201827626U
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- main bearing
- oil
- branch road
- oil pump
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Abstract
The utility model discloses a lubricating system of a small type shielding main bearing, comprising an oil tank, a valve bank and an oil pump which is arranged between the oil tank and the valve bank, wherein the valve bank is connected with a main bearing rollway and a main bearing oil tank, the output end of the oil pump comprises two branched paths, one branched path is a one-way lubrication branched path which is connected with the main bearing rollway by the valve bank, the other branched path is a circulating oil supply branched path which is connected with an oil chamber of a main bearing by the valve bank, and the oil chamber is connected with a cooler which is connected with the input end of the oil pump; and the output end of the oil pump is divided into the one-way lubrication branched path for one-way oil supplying and the circulating oil supply branched path for circulating oil supplying according to the rollway and the oil chamber. In the system, the structure is simple, the use is reliable, the requirement of good lubrication of the oil chamber and the rollway can be met in the operation of the main bearing of a phi2000mm small type multifunctional earth pressure balance shielding machine, and 3000-hour service life of the main bearing can be ensured.
Description
Technical field
The utility model relates to a kind of lubrication system, particularly a kind of lubrication system of small-sized shield structure main bearing.
Background technique
Shield machine is a kind of engineering machinery of construction of underground tunnel, along with the paces of social development are accelerated day by day, shield machine is adopted in many underground engineering constructions widely. and shield machine is a machinery, transmission is wherein arranged, roll, the position of sliding, need centralized lubrication to help at these positions lubricated, the work that guarantees parts can run well. and the centralized lubrication in the shield machine is the important device that guarantees that the shield structure makes smooth advances, in case lost efficacy if the centralized lubrication fault causes lip seal, silt advances in the bearing of National People's Congress's cutterhead easily, cause bearing seizure, the shield structure can't be advanced; What extensively adopt in the prior art is to utilize oil pump that the fluid in the fuel tank is injected shield structure main bearing by the valve group, but there is following defective in it: owing to comprise raceway and the oil pocket with different lubrication needs in the main bearing of shield structure, adopt single lubricating system, be difficult to guarantee simultaneously lubricating status the best of raceway and oil pocket.
The model utility content
Goal of the invention of the present utility model is: at the problem of above-mentioned existence, providing a kind of can lubricate respectively raceway and oil pocket in the shield structure main bearing, and the lubrication system of the small-sized shield structure of service-strong main bearing.
The technical solution adopted in the utility model is such: a kind of lubrication system of small-sized shield structure main bearing, comprise fuel tank, the valve group and be arranged on fuel tank and the valve group between oil pump, described valve group is connected with main bearing raceway and main bearing fuel tank, the output terminal of described oil pump comprises two branch roads, the one branch road is unidirectional lubricated branch road, described unidirectional lubricated branch road is connected with the main bearing raceway by the valve group, another branch road is a circulation fuel feeding branch road, described circulation fuel feeding branch road is connected with the main bearing oil pocket by the valve group, oil pocket is connected with cooler, and cooler is connected with the input end of oil pump.
Described oil pump is provided with relief valve, and described oil pump is in parallel with relief valve;
Described oil pump output terminal is provided with safety check;
Described unidirectional lubricated branch road is provided with flowmeter, pressure gauge and manual ball valve;
Be provided with the filter of oil suction oil between described fuel tank and the oil pump;
Described circulation fuel feeding branch road is provided with pressure transducer, temperature transducer;
Described circulation fuel feeding branch road is provided with the filter of oil return oil.
In sum, owing to adopted technique scheme, the beneficial effects of the utility model are: the oil pump output terminal is divided into the unidirectional lubricated branch road of unidirectional fuel feeding and the circulation fuel feeding branch road two-way of fuel feeding capable of circulation according to raceway and oil pocket, system architecture is simple, use reliable, and can satisfy oil pocket and the two-part good lubrication of raceway in the ∮ 2000mm small-size multifunction balancing earth-pressure shielding machine main bearing utilization, guarantee 3000 hours working life of main bearing.
Description of drawings
Fig. 1 is the schematic representation of the lubrication system of the small-sized shield structure of the utility model main bearing.
Mark among the figure: 1-fuel tank; The filter of 2-oil suction oil; 3-oil pump; 4-relief valve; 5-safety check; Valve group-6; Flowmeter-7; Pressure gauge-8; Cooler-9; Pressure transducer-10; Temperature transducer-11; Oil return oil filter-12.
Embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
In order to make the purpose of this utility model, technological scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1, the lubrication system of the small-sized shield structure of the utility model main bearing, comprise fuel tank 1 and be attached thereto oil suction oil filter 2, oil suction oil filter 2 the other ends are connected with oil pump 3, oil pump 3 from fuel tank 1 oil suction, is parallel with relief valve 4 by the filter 2 of oil suction oil on the oil pump 3, guarantee that oil pump 3 outlet pressures are stabilized in 2bar, and the inlet at pump is provided with manual ball valve, can turn-off circuit when guaranteeing the system failure.Oil pump 3 outlets also are provided with safety check 5, and to guarantee the unidirectional circulation of system's inner fluid, fuel tank 1 is provided with level meter and fuel outlet valve, make things convenient for demonstration of fuel tank 1 liquid level and fuel tank 1 to drain the oil, clean.
The oil circuit of the output terminal of oil pump 3 is divided into the branch road of two parallel connections by an one-way valve, one the tunnel is unidirectional lubricated branch road, unidirectional lubricated branch road links to each other with valve group 6, and provide lubricant oil to unidirectional circulation of main bearing raceway, unidirectional lubricated branch road is provided with flowmeter 7 and pressure gauge 8, the end of unidirectional lubricated branch road is arranged in the valve group 6, and the fluid in the unidirectional lubricated branch road enters valve group 6, comprises in the valve group 6 that six inlets provide lubricated for the main bearing raceway.
The oil circuit of the output terminal of oil pump 3 another branch road after by an one-way valve is a circulation fuel feeding branch road, circulation fuel feeding branch road links to each other with valve group 6, and provide lubricant oil to main bearing oil pocket circulation, identical with unidirectional lubricated branch road is, also be provided with safety check 5 at circulation fuel feeding branch road, to guarantee the unidirectional circulation of system's inner fluid, circulation fuel feeding branch road is main bearing oil pocket fuel feeding by a valve group 6 that is installed on the shield body, circulation fuel feeding branch road is provided with cooler 9 at valve group 6 ends, circulation fuel feeding branch road with export cooling in the cooler 9 after valve group 6 links to each other to, and is communicated with the formation circulation loop with the input end of oil suction oil filter 2; Circulation fuel feeding branch road is provided with pressure transducer 10 and temperature transducer 11, is no more than 0.4bar in order to guarantee circuit pressure, and temperature is no more than 80 ℃, makes stable, the good operation of main bearing.Between cooler 9 and oil suction oil filter 2, also be provided with oil return oil filter 12.Lubrication system architecture, the principle of the small-sized shield structure of the utility model main bearing are simple, use reliably, can satisfy the good lubrication in the utilization of ∮ 2000mm small-size multifunction balancing earth-pressure shielding machine main bearing, guarantee 3000 hours working life of main bearing.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. the lubrication system of a small-sized shield structure main bearing, comprise fuel tank, valve group and be arranged on fuel tank and the valve group between oil pump, described valve group is connected with main bearing raceway and main bearing fuel tank, it is characterized in that: the output terminal of described oil pump comprises two branch roads, the one branch road is unidirectional lubricated branch road, described unidirectional lubricated branch road is connected with the main bearing raceway by the valve group, another branch road is a circulation fuel feeding branch road, described circulation fuel feeding branch road is connected with the main bearing oil pocket by the valve group, oil pocket is connected with cooler, and cooler is connected with the input end of oil pump.
2. the lubrication system of small-sized shield structure main bearing according to claim 1 is characterized in that: described oil pump is provided with relief valve, and described oil pump is in parallel with relief valve.
3. the lubrication system of small-sized shield structure main bearing according to claim 1 is characterized in that: described oil pump output terminal is provided with safety check.
4. the lubrication system of small-sized shield structure main bearing according to claim 1 is characterized in that: described unidirectional lubricated branch road is provided with flowmeter, pressure gauge and manual ball valve.
5. the lubrication system of small-sized shield structure main bearing according to claim 1 is characterized in that: be provided with the filter of oil suction oil between described fuel tank and the oil pump.
6. the lubrication system of small-sized shield structure main bearing according to claim 1 is characterized in that: described circulation fuel feeding branch road is provided with pressure transducer, temperature transducer.
7. the lubrication system of small-sized shield structure main bearing according to claim 6 is characterized in that: described circulation fuel feeding branch road is provided with the filter of oil return oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205794372U CN201827626U (en) | 2010-10-28 | 2010-10-28 | Lubricating system of small type shielding main bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205794372U CN201827626U (en) | 2010-10-28 | 2010-10-28 | Lubricating system of small type shielding main bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201827626U true CN201827626U (en) | 2011-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205794372U Expired - Fee Related CN201827626U (en) | 2010-10-28 | 2010-10-28 | Lubricating system of small type shielding main bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201827626U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267791A (en) * | 2011-06-14 | 2011-12-07 | 逸盛大化石化有限公司 | Sludge dehydration treatment method of PTA (pure terephthalic acid) device |
| CN104033722A (en) * | 2014-05-30 | 2014-09-10 | 浙江乐客来机械有限公司 | Lubricating-oil conveying device |
| CN106870915A (en) * | 2017-02-17 | 2017-06-20 | 中国人民解放军海军航空工程学院青岛校区 | Lubricating oil oiling equipment and correction oil injection method |
| CN106894978A (en) * | 2017-02-21 | 2017-06-27 | 厦门厦工中铁重型机械有限公司 | The protection device and its control method of booster pump in a kind of shield machine purging system |
| CN107917331A (en) * | 2016-10-09 | 2018-04-17 | 上海梅山钢铁股份有限公司 | Bearing lubrication system prior-warning device and emergency method |
| CN108750554A (en) * | 2018-06-05 | 2018-11-06 | 美视伊汽车镜控（苏州）有限公司 | A kind of novel energy-saving high-efficiency selfoiling system |
| CN113467538A (en) * | 2021-05-24 | 2021-10-01 | 济南重工集团有限公司 | Multi-mode coordinated cooling control system and method for shield tunneling machine |
-
2010
- 2010-10-28 CN CN2010205794372U patent/CN201827626U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267791A (en) * | 2011-06-14 | 2011-12-07 | 逸盛大化石化有限公司 | Sludge dehydration treatment method of PTA (pure terephthalic acid) device |
| CN104033722A (en) * | 2014-05-30 | 2014-09-10 | 浙江乐客来机械有限公司 | Lubricating-oil conveying device |
| CN107917331A (en) * | 2016-10-09 | 2018-04-17 | 上海梅山钢铁股份有限公司 | Bearing lubrication system prior-warning device and emergency method |
| CN106870915A (en) * | 2017-02-17 | 2017-06-20 | 中国人民解放军海军航空工程学院青岛校区 | Lubricating oil oiling equipment and correction oil injection method |
| CN106894978A (en) * | 2017-02-21 | 2017-06-27 | 厦门厦工中铁重型机械有限公司 | The protection device and its control method of booster pump in a kind of shield machine purging system |
| CN106894978B (en) * | 2017-02-21 | 2019-03-01 | 厦门厦工中铁重型机械有限公司 | The protective device and its control method of booster pump in a kind of shield machine cleaning system |
| CN108750554A (en) * | 2018-06-05 | 2018-11-06 | 美视伊汽车镜控（苏州）有限公司 | A kind of novel energy-saving high-efficiency selfoiling system |
| CN113467538A (en) * | 2021-05-24 | 2021-10-01 | 济南重工集团有限公司 | Multi-mode coordinated cooling control system and method for shield tunneling machine |
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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: 20110511 Termination date: 20131028 |