CN2635721Y - Hydraulic telescopic ironing board vibrator - Google Patents
Hydraulic telescopic ironing board vibrator Download PDFInfo
- Publication number
- CN2635721Y CN2635721Y CN 03208947 CN03208947U CN2635721Y CN 2635721 Y CN2635721 Y CN 2635721Y CN 03208947 CN03208947 CN 03208947 CN 03208947 U CN03208947 U CN 03208947U CN 2635721 Y CN2635721 Y CN 2635721Y
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- tamping equipment
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- tamping
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Abstract
The utility model relates to a hydraulic flexible mangle tamping device; wherein the input terminal of a main-divider valve is connected to the output terminal of an electromagnetic directional valve; the output terminal of the main-divider valve is connected to the input terminals of a plurality of vice divider valves and is in parallel to those vice divider valves; a plurality of hydraulic motors with stable and invariable rotary speed are in parallel connected for oil supply in the utility model. Low pressure exists in the system, which is only 100 bar. Compared with series systems, bigger discharging is required for the motor with the same rotary speed in a series system. When a reasonable tamping speed is required for compactness of road construction, swing range and high reliability of the utility model have a key effect; meanwhile the utility model is of a great improvement on the technology with a good-in-use and practical result; with improved functions, the utility model is more practical than ever, which makes the utility model a novel, advanced and practical new design.
Description
Technical field
The utility model relates to the hydraulically extensible screed tamping equipment in road building machinery field, particularly relates to a kind of a kind of hydraulically extensible screed tamping equipment that hydraulic motor is adopted oil supply structure in parallel.
Background technology
Along with the continuous development of highway construction technology and perfect.Construction of the highway is more and more higher to the requirement of paver, and the tamping equipment in the hydraulically extensible screed is its core component.The speed of reasonably vibrating, amplitude and high reliability are to improve the compactness of paver and guarantee the normal key of using of tamping equipment.At present both at home and abroad as ABG325, the fluorine lattice are reined in S1700, DYNAPAC1200R, Xu worker S1800A, LT700 is built in LTL45A Zhenjiang LTL6000, LTL4500, west, though other setting of hydraulically extensible screed tamping equipments such as LTY8 is had any different, but as shown in Figure 2, all adopt the series connection hydraulic system, this series connection hydraulic system speed stability is poor, preceding motor has certain difference with the back motor speed, need select reversing motor for use, and first motor bears the second motor load pressure, the system pressure height need be selected reversing motor for use.Thereby be difficult to the premium properties and the long-time reliably working of assurance system.
This shows that above-mentioned existing hydraulic pressure tamping equipment still has many defectives, and demands urgently being improved.
Because there is the defective that hydraulic motor fuel feeding in parallel all can't be provided in above-mentioned existing hydraulic pressure tamping equipment, the design people is based on abundant practical experience and professional knowledge, actively studied innovation, through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
Technical problem underlying to be solved in the utility model is, overcome the defective that existing hydraulic pressure tamping equipment exists, and a kind of hydraulic pressure tamping equipment of new structure is provided, and make its secondary flow divider and hydraulic motor for being connected in parallel, realize the fuel feeding in parallel of a plurality of motors.
Another technical problem to be solved in the utility model is to provide a kind of hydraulic pressure tamping equipment of new structure, makes its premium properties that guarantees system and long-time reliably working.
This technical scheme comprises: a hydraulic pump, an overflow valve, a three position four-way electromagnetic valve, 1 large shunt valve, 2 secondary flow dividers, 4 hydraulic motors, auxiliary such as flexible pipe, unions etc.
The utility model solves its technical problem underlying and realizes by the following technical solutions.According to a kind of hydraulically extensible screed tamping equipment that the utility model proposes; The input of main flow divider connects the output of electromagnetic change-over valve, and the output of main flow divider and the input of a plurality of secondary flow dividers are the structure that is connected in parallel, to its control and delivery hydraulic pressure oil; The output of a plurality of secondary flow dividers is the structure that is connected in parallel with the input of a plurality of hydraulic motors respectively; This device is realized a plurality of hydraulic motors fuel feeding in parallel.The utility model solves its technical problem and can also adopt following technical measures further to realize.
Aforesaid a kind of hydraulically extensible screed tamping equipment, wherein said a plurality of fluid motor-driven drive left main tamping equipment, right main tamping equipment, the flexible tamping equipment in a left side and a left side respectively and widen tamping equipment, right flexible tamping equipment and the right side and widen tamping equipment.
Aforesaid a kind of hydraulically extensible screed tamping equipment, wherein said electromagnetic change-over valve is a two-position four-way solenoid valve; This valve is realized switching value control to hydraulic system in parallel.
Aforesaid a kind of hydraulically extensible screed tamping equipment, the input of wherein said electromagnetic change-over valve connects strainer, and the input of strainer connects hydraulic pump and overflow valve.
Aforesaid a kind of hydraulically extensible screed tamping equipment, wherein said those devices link together by mechanical mechanism respectively.
Originally the device that vibrates hydraulic system in parallel has overcome above-mentioned series connection hydraulic system deficiency commonly used, makes the more stable work of tamping equipment.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, in order to reach aforementioned goal of the invention, major technique of the present utility model thes contents are as follows:
A kind of hydraulically extensible screed tamping equipment; The input of main flow divider connects the output of electromagnetic change-over valve, and the output of main flow divider and the input of a plurality of secondary flow dividers are the structure that is connected in parallel, to its control and delivery hydraulic pressure oil; The output of a plurality of secondary flow dividers is the structure that is connected in parallel with the input of a plurality of hydraulic motors respectively; This device is realized a plurality of hydraulic motors fuel feeding in parallel.
This parallel system can get by implementing to detect:
1, four hydraulic motor rotating speeds of system, rotating speed 1700 ± 50 is constant substantially when starting to 2300rpm.And velocity-stabilization.
2, system pressure is low, has only 100bar.If train, then before and after motor differ about 200rpm, and preceding motor will bear back motor back pressure, the discharge capacity of motor will strengthen when system pressure height, same rotating speed.
In sum, a kind of hydraulically extensible screed of the utility model tamping equipment, it is in limited field, technical development space, no matter structurally or bigger improvement all arranged on the function, for the compactness of the requirement in construction of the highway and adopt the speed of reasonably vibrating, amplitude and high reliability have played key effect, and have large improvement technically, and produced handy and practical effect, and has the effect of enhancement really, thereby being suitable for practicality more, is a new and innovative, progressive, practical new design.
The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is a system of the present utility model connection diagram.
Fig. 2 is the prior art system connection diagram.
Fig. 3 is a system of the present utility model front view.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to according to a kind of its specific embodiment of hydraulically extensible screed tamping equipment, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
See also Fig. 1, shown in Figure 3, a kind of hydraulically extensible screed tamping equipment of the utility model preferred embodiment, it mainly comprises a hydraulic pump 12; An overflow valve 2; A three position four-way electromagnetic valve 10; 1 main flow divider 9; 2 secondary flow dividers 7 and 8; 4 hydraulic motors 3,4,5,6; Auxiliary such as flexible pipe, union etc.
See also shown in Figure 1, a kind of hydraulically extensible screed of the utility model tamping equipment; Hydraulic pump 12 (discharge capacity 40ml/r, rated pressure 210bar) by output speed is the engine power delivery outlet driving of 1700rpm, fluid suction becoming hydraulic oil process hydraulic oil strainer 11 (flow 110L/min with fuel tank 1,10 μ) enter two four-way electromagnetic reversing valves 10, make hydraulic oil enter main flow divider 9 (maximum pump discharge 63ml/r by two four-way electromagnetic reversing valve 10 switching values controls, rated pressure 320bar, shunting ratio 1: 1, shunting precision is not more than 3%), main flow divider 9 is divided into two-way with hydraulic oil and enters secondary flow divider 7 and secondary flow divider 8 respectively (maximum pump discharge is 40ml/r, rated pressure 240bar, shunting ratio 1: 1, shunting precision is not more than 3%), secondary flow divider 7 and 8 is divided into 4 the tunnel with hydraulic oil, enter hydraulic motor 3 respectively, hydraulic motor 4 and hydraulic motor 5, hydraulic motor 6 (model GM5-10AF13F-23, discharge capacity 10ml/r, rated pressure 210bar) and make its work.Overflow valve 2Y2-HB10 guarantees the native system safe handling.
See also the flexible tamping equipment 14 in the right side shown in Figure 3 and the right side and widen tamping equipment 13, right main tamping equipment 15, the main tamping equipment 16 in a left side,, the flexible tamping equipment 17 in a left side and a left side widen tamping equipment 18 and driven by hydraulic motor 3, hydraulic motor 4, hydraulic motor 5, hydraulic motor 6 respectively, a flexible tamping equipment in a left side and a left side are widened tamping equipment and are linked together by mechanical mechanism respectively.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (5)
1, a kind of hydraulically extensible screed tamping equipment is characterized in that the input of main flow divider connects the output of electromagnetic change-over valve, and the output of main flow divider and the input of a plurality of secondary flow dividers are the structure that is connected in parallel, to its control and delivery hydraulic pressure oil; The output of a plurality of secondary flow dividers is the structure that is connected in parallel with the input of a plurality of hydraulic motors respectively; This device is realized a plurality of hydraulic motors fuel feeding in parallel.
2, a kind of hydraulically extensible screed tamping equipment according to claim 1 is characterized in that wherein said 1 above fluid motor-driven drives left main tamping equipment, right main tamping equipment, the flexible tamping equipment in a left side and a left side respectively and widens tamping equipment, right flexible tamping equipment and the right side and widen tamping equipment.
3, a kind of hydraulically extensible screed tamping equipment according to claim 1 is characterized in that wherein said electromagnetic change-over valve is a two-position four-way solenoid valve; This valve is realized switching value control to hydraulic system in parallel.
4, according to claim 1 or 3 described a kind of hydraulically extensible screed tamping equipments, it is characterized in that the input of wherein said electromagnetic change-over valve connects strainer, the input of strainer connects hydraulic pump and overflow valve.
5, a kind of hydraulically extensible screed tamping equipment according to claim 2, it is characterized in that a flexible tamping equipment in a wherein said left side and a left side widen tamping equipment, tamping equipment is widened on the right flexible tamping equipment and the right side, links together by the fluid motor-driven of parallel connection by mechanical mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03208947 CN2635721Y (en) | 2003-09-03 | 2003-09-03 | Hydraulic telescopic ironing board vibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03208947 CN2635721Y (en) | 2003-09-03 | 2003-09-03 | Hydraulic telescopic ironing board vibrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2635721Y true CN2635721Y (en) | 2004-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03208947 Expired - Lifetime CN2635721Y (en) | 2003-09-03 | 2003-09-03 | Hydraulic telescopic ironing board vibrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2635721Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191743A (en) * | 2010-03-18 | 2011-09-21 | 约瑟夫福格勒公司 | Method and road finisher for laying a compacted finishing layer |
| CN102304889A (en) * | 2011-09-02 | 2012-01-04 | 徐州凯莫尔重工科技有限公司 | Hydraulic drive pre-compaction vibration device for spreading machine |
| CN102852077A (en) * | 2012-08-18 | 2013-01-02 | 徐州凯莫尔重工科技有限公司 | Hydraulic control valve group for retractable stretching screeds |
| CN104913048A (en) * | 2015-06-12 | 2015-09-16 | 吉林大学 | Logic control based multi-gear-pump serial multi-gear-motor stepped speed changing system |
| CN111155401A (en) * | 2020-01-20 | 2020-05-15 | 中交一公局海威工程建设有限公司 | One-step paving and forming construction method for water-stable base layer |
-
2003
- 2003-09-03 CN CN 03208947 patent/CN2635721Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191743A (en) * | 2010-03-18 | 2011-09-21 | 约瑟夫福格勒公司 | Method and road finisher for laying a compacted finishing layer |
| CN102191743B (en) * | 2010-03-18 | 2013-11-27 | 约瑟夫福格勒公司 | Method and road finisher for laying compacted finishing layer |
| CN102304889A (en) * | 2011-09-02 | 2012-01-04 | 徐州凯莫尔重工科技有限公司 | Hydraulic drive pre-compaction vibration device for spreading machine |
| CN102852077A (en) * | 2012-08-18 | 2013-01-02 | 徐州凯莫尔重工科技有限公司 | Hydraulic control valve group for retractable stretching screeds |
| CN104913048A (en) * | 2015-06-12 | 2015-09-16 | 吉林大学 | Logic control based multi-gear-pump serial multi-gear-motor stepped speed changing system |
| CN111155401A (en) * | 2020-01-20 | 2020-05-15 | 中交一公局海威工程建设有限公司 | One-step paving and forming construction method for water-stable base layer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CCCC XI AN ROAD CONSTRUCTION MACHINERY CO., LTD. Free format text: FORMER OWNER: XIAN ROAD BUILDING MACHINE CO., LTD. Effective date: 20110311 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 710032 NO. 163, CHANGYING WEST ROAD, XINCHENG DISTRICT, XI AN CITY, SHAANXIPROVINCE TO: 710200 NO. 8, WEST SECTION, JINGGAO SOUTH ROAD, JINGWEI NEW CITY, XI AN ECONOMIC AND TECHNOLOGICAL DEVELOPMENT ZONE, XI AN CITY, SHAANXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110311 Address after: 710200 Shaanxi city of Xi'an Province Economic and Technological Development Zone of Xi'an Jing Wei Jing Town High South Road West No. 8 Patentee after: CCCC Xi'an Road Construction Machinery Co., Ltd. Address before: The new city of Shaanxi province Xi'an City Changying road 710032 No. 163 Patentee before: Xian Road Building Machine Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130903 Granted publication date: 20040825 |