CN203784021U - Multifunctional comprehensive hydraulic experiment device - Google Patents
Multifunctional comprehensive hydraulic experiment device Download PDFInfo
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- CN203784021U CN203784021U CN201420212145.3U CN201420212145U CN203784021U CN 203784021 U CN203784021 U CN 203784021U CN 201420212145 U CN201420212145 U CN 201420212145U CN 203784021 U CN203784021 U CN 203784021U
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Abstract
The utility model relates to a multifunctional comprehensive hydraulic experiment device. The multifunctional comprehensive hydraulic experiment device comprises a hydraulic pump station, an experiment operation desk, and an electrical control system, wherein a plate valve test desk and a test connection pipe test desk are arranged on the experiment operation desk, a plurality of pressure measuring connection heads are arranged on the plate valve test desk, the pressure measuring connection heads are connected with pressure testing meters, the load circuit of the plate valve test desk is a non-return valve bridge type circuit, and turbine flowmeters are arranged on common oil lines between the plate valve test desk and the test connection pipe test desk; the hydraulic pump station comprises an oil tank, an air filter, a hydraulic pump, a motor and an energy accumulator; the hydraulic pump, the motor and the energy accumulator are arranged at the outer part of the oil tank, a liquid-level liquid-temperature gage and an electric-contact thermometer are arranged in the oil tank, a fine filter is arranged on the oil return pipe of the oil tank, and a cooler is connected with the fine filter. The multifunctional comprehensive hydraulic experiment device has the advantages that the device can be used for detecting the performance of various types of component, the pressure range and the flow range are wide, the oil line change is convenient, the accuracy is high, the operation is easy, the cost is low, and the size is small, and the detecting requirements of hydraulic components in common use can be satisfied.
Description
Technical field
The utility model relates to Hydraulic Field, relates in particular to a kind of multifunctional comprehensive hydraulic test device of testing hydraulic element.
Background technique
Along with the development of modern industry, hydraulics plays an increasingly important role in various machinery.Because hydraulic system forms, function is day by day complicated; the probability breaking down also increases thereupon; and hydraulic system fault has the feature of disguise, conversion property and inducing agent diversity; so when fault diagnosis and eliminating; not only need those of skill in the art; usually also need experimental check equipment to detect the performance of relevant hydraulic element, thereby for trouble analysis provides relevant foundation, reach the object of timely repairing.
Model utility content
The utility model is for solving the different test requests of hydraulic element of a great variety, meet me and take charge of the multifarious demand of Hydraulic Experimental Platform Detecting element, designed a kind of Comprehensive experiment pedestal of fluid pressure that comprehensive detection ability, pressure and range of flow are wide, oil circuit conversion is convenient, testing precision is high that has.This Laboratory Furniture meets test conditions and the testing precision of national regulation, and occupied fund is few, and using area is little.
The purpose of this utility model is achieved through the following technical solutions:
Multifunctional comprehensive hydraulic test device, comprise hydraulic power unit, experimental operation table and electric control system, it is characterized in that: described experimental operation table is provided with plate valve test bench and instrument connection test bench, plate valve test bench is provided with a plurality of pressure measuring tie-ins, pressure measuring tie-in is connected with test pressure table, and described plate valve test bench load circuit is one-way valve bridge type return, on the common oil circuit between plate valve test bench and instrument connection test bench, is provided with turbine flowmeter.
Described hydraulic power unit comprises fuel tank, air filter, oil hydraulic pump, motor and accumulator, oil hydraulic pump, motor, accumulator are arranged on the outside of fuel tank, described pressure measuring tie-in quantity is greater than test pressure table quantity, between pressure measuring tie-in and test pressure table, be provided with fast shifter, described oil hydraulic pump is for being Variable plunger pump, described fuel tank internal is provided with liquid level liquid thermometer and electric contact thermometer, on tank drainback pipeline, be provided with the fine filter with transmitting device, described fine filter is also connected with cooler.
This device is comprised of 3 major parts, and hydraulic power unit, experimental operation table and electric control system fully take into account easy to use and space characteristics of compact layout in general arrangement.
Hydraulic power unit is hydraulic power, is used for hydraulic oil to offer Laboratory Furniture, and system adopts a variable piston oil pump feed, and pumping plant is provided with accumulator, for the pulsation of absorption system fluid, provides uniform and stable pressure oil.Consider actual demand, design system Maximum operating pressure is 30MPa, considers that the easy to maintenance and main operation platform of pumping plant is of moderate size, the feature such as easy to operate, and oil hydraulic pump, motor, accumulator etc. are external.Experimental operation table, the operating platform of testing, be used as connection interface between fixed platform, the element that needs are provided and the experiment component of testing the multiple hydraulic element that relate to, install by test specimen and complete to load and test each experimental project etc., various test instrumentations and sensor are also arranged on operating table, can be as required by between element or element and manifold block, by hydraulic hard tube or flexible pipe, be connected.
Electric control system mainly comprises control panel and the Effector of testing use, as oil temperature automatic control and Effector, electric shock starter, ammeter and various operating button (starting of hydraulic power drive motor and stop, accident is anxious stops) etc., consider compact structure, electric control system is placed on to operating table bottom, and important operation button is placed on operating table top.
The beneficial effects of the utility model are:
This experimental setup Detecting element type and test performance are many, pressure and range of flow is wide, oil circuit conversion convenient, validity is high, easy operating, cost is low, volume is little, can meet the testing requirement of conventional hydraulic element, facts have proved that it is reasonable in design, reliable performance, a tractor serves several purposes, reached expection object.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with drawings and the embodiments, the utility model structure is described further.
Multifunctional comprehensive hydraulic test device, comprise hydraulic power unit, experimental operation table and electric control system, described experimental operation table is provided with plate valve test bench (23) and instrument connection test bench (24), plate valve test bench (24) is provided with a plurality of pressure measuring tie-ins (17), pressure measuring tie-in (17) is connected with test pressure table (19), described plate valve test bench (23) load circuit is one-way valve bridge type return, on the common oil circuit between plate valve test bench (23) and instrument connection test bench (24), is provided with turbine flowmeter (14).
Above-mentioned hydraulic power unit comprises fuel tank (1), air filter (5), oil hydraulic pump (6), motor and accumulator (22), oil hydraulic pump (6), motor, accumulator (22) is arranged on the outside of fuel tank (1), described pressure measuring tie-in (17) quantity is greater than the quantity of test pressure table (19), between pressure measuring tie-in (17) and test pressure table (19), be provided with fast shifter, described oil hydraulic pump (6) is for being Variable plunger pump, described fuel tank (1) inside is provided with liquid level liquid thermometer (2) and electric contact thermometer (4), on fuel tank (1) return line, be provided with the fine filter (3) with transmitting device, described fine filter (3) is also connected with cooler (8).
Working principle of the present utility model is:
As shown in Figure 1, relief valve I (10), relief valve II (20) is for initialization system pressure, relief valve I (10) is connected with fuel tank (1) by hydraulic hose (7), electro-hydraulic reversing valve I (11), electro-hydraulic reversing valve II (16) is for controlling the oily flow path direction of working connection, electro-hydraulic reversing valve I (11) is provided with one-way valve (9) with oil hydraulic pump (6), prevent that fluid from flowing backwards, one-way throttle valve (15) is for regulating system flow, reduction valve (12) is controlled oily pressure and direction with solenoid directional control valve II (16) for regulating, test pressure table (19) can with fast changing-over of each pressure measuring tie-in (17), with pressure measurement flexibly and easily, relief valve (20) or the throttle valve (21) of load in one-way valve bridge type return regulates, external hydraulic equipment (18) is for loading of tested cylinder or motor etc.
This device adopts open system, and control mode is valve control, selects high sequence (G) model turbine flowmeter (14), and measuring accuracy is high, the life-span is long, and working pressure reaches as high as 50MPa; For detecting, control liquid level and temperature regime, be equipped with the devices such as liquid level liquid thermometer (2), electric contact thermometer (4); Clean for guaranteeing fluid at return opening, select the fine filter (3) with transmitting device to filter; During in addition due to the large flow element of testing high voltage, system energy loss is larger, and oil temperature is higher, therefore designed cooling system (8) on pumping plant.
During test, tested hydraulic parts is placed in plate valve test bench (23) or instrument connection test bench (24).Plate valve test bench (23) is for testing the various board-like pressure valve of DN6-DN25, directional control valve, Flow valve or Sandwich plate valve, between instrument connection test bench (24) and working connection, be provided with high-pressure ball valve (13), be mainly used in connecting tested cylinder, tested oil hydraulic motor, the tested valve of various tubular types or DN16 below DN32, the test base plate of the tested cartridge valve of DN25.
Plate valve test:
Tested plate valve is arranged on custom-designed plate valve test bench (23), if tested valve latus rectum or hydraulic fluid port position are not inconsistent with test base plate, between tested valve and test base plate, install the transition transfer block of otherwise designed additional, do not take and base plate hydraulic fluid port can be blocked with cleaning baffle plate, easy for installation, safe.By turbine flowmeter (14), can read the flow that passes through of tested valve, by test pressure table (19) pressure-measuring point corresponding to each, can read the import and export of tested valve and the pressure of required point, the various performances of valve can be by observing the change of these two parameters draw.
Oil hydraulic cylinder and motor, tube valve, cartridge valve test:
During the tube valve of test fluid cylinder pressure, motor and various latus rectums, the instrument connection that element filler opening is directly located with instrument connection test bench (24) with oil outlet is connected; During Test Instrument valve, cartridge valve is tested to manifold block and be connected with instrument connection, cartridge valve is positioned in cartridge valve test manifold block; By turbine flowmeter (14) and test pressure table (19), read flow and pressure, can complete corresponding test.
This experimental setup a tractor serves several purposes, Detecting element type and test performance are many, pressure and range of flow is wide, oil circuit conversion convenient, validity is high, easy operating, cost is low, volume is little, can meet the testing requirement of commonly using hydraulic element.
Claims (6)
1. multifunctional comprehensive hydraulic test device, comprise hydraulic power unit, experimental operation table and electric control system, it is characterized in that: described experimental operation table is provided with plate valve test bench and instrument connection test bench, plate valve test bench is provided with a plurality of pressure measuring tie-ins, pressure measuring tie-in is connected with test pressure table, and described plate valve test bench load circuit is one-way valve bridge type return, on the common oil circuit between plate valve test bench and instrument connection test bench, is provided with turbine flowmeter.
2. multifunctional comprehensive hydraulic test device according to claim 1, is characterized in that: described hydraulic power unit comprises fuel tank, air filter, oil hydraulic pump, motor and accumulator, and oil hydraulic pump, motor, accumulator are arranged on the outside of fuel tank.
3. multifunctional comprehensive hydraulic test device according to claim 1, is characterized in that: described pressure measuring tie-in quantity is greater than test pressure table quantity, between pressure measuring tie-in and test pressure table, is provided with fast shifter.
4. multifunctional comprehensive hydraulic test device according to claim 2, is characterized in that: described oil hydraulic pump is for being Variable plunger pump.
5. multifunctional comprehensive hydraulic test device according to claim 2, is characterized in that: described fuel tank internal is provided with liquid level liquid thermometer and electric contact thermometer, is provided with the fine filter with transmitting device on tank drainback pipeline.
6. multifunctional comprehensive hydraulic test device according to claim 5, is characterized in that: described fine filter is also connected with cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212145.3U CN203784021U (en) | 2014-04-28 | 2014-04-28 | Multifunctional comprehensive hydraulic experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212145.3U CN203784021U (en) | 2014-04-28 | 2014-04-28 | Multifunctional comprehensive hydraulic experiment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203784021U true CN203784021U (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420212145.3U Expired - Fee Related CN203784021U (en) | 2014-04-28 | 2014-04-28 | Multifunctional comprehensive hydraulic experiment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203784021U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454793A (en) * | 2014-12-19 | 2015-03-25 | 上海电气液压气动有限公司 | Comprehensive testing system for hydraulic product pump |
| CN104454792A (en) * | 2014-12-19 | 2015-03-25 | 上海电气液压气动有限公司 | Comprehensive testing system of hydraulic product pump |
| CN104481972A (en) * | 2014-12-19 | 2015-04-01 | 上海电气液压气动有限公司 | Load sensitive test system for closed hydraulic pump |
| CN104481973A (en) * | 2014-12-19 | 2015-04-01 | 上海电气液压气动有限公司 | Impact performance test system for closed hydraulic pump |
| CN104500504A (en) * | 2014-12-19 | 2015-04-08 | 上海电气液压气动有限公司 | Forward-reverse rotation load sensitivity test system for closed type hydraulic pumps |
| CN105605032A (en) * | 2014-10-30 | 2016-05-25 | 北京精密机电控制设备研究所 | Dynamic loading device for dynamic pressure feedback test of servo valve |
| CN107061415A (en) * | 2017-06-08 | 2017-08-18 | 四川理工学院 | A kind of multifunctional solution compression testing device |
| CN107489666A (en) * | 2017-08-23 | 2017-12-19 | 中国科学院海洋研究所 | ROV small-sized hydraulic testboards |
| CN109322876A (en) * | 2018-09-27 | 2019-02-12 | 中船重型装备有限公司 | A kind of shield machine hydraulic cylinder and valve group detection device |
| CN109631982A (en) * | 2018-11-01 | 2019-04-16 | 中国航空工业集团公司沈阳飞机设计研究所 | The pressure and temperature of pipeline working media based on hydraulic pump loses measuring device |
| CN111964900A (en) * | 2020-08-25 | 2020-11-20 | 浙江斯特隆科技有限公司 | Multi-channel pressure setting test bench |
-
2014
- 2014-04-28 CN CN201420212145.3U patent/CN203784021U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605032A (en) * | 2014-10-30 | 2016-05-25 | 北京精密机电控制设备研究所 | Dynamic loading device for dynamic pressure feedback test of servo valve |
| CN104481972B (en) * | 2014-12-19 | 2017-01-11 | 上海电气液压气动有限公司 | Load sensitive test system for closed hydraulic pump |
| CN104481972A (en) * | 2014-12-19 | 2015-04-01 | 上海电气液压气动有限公司 | Load sensitive test system for closed hydraulic pump |
| CN104481973A (en) * | 2014-12-19 | 2015-04-01 | 上海电气液压气动有限公司 | Impact performance test system for closed hydraulic pump |
| CN104500504A (en) * | 2014-12-19 | 2015-04-08 | 上海电气液压气动有限公司 | Forward-reverse rotation load sensitivity test system for closed type hydraulic pumps |
| CN104454792A (en) * | 2014-12-19 | 2015-03-25 | 上海电气液压气动有限公司 | Comprehensive testing system of hydraulic product pump |
| CN104454793A (en) * | 2014-12-19 | 2015-03-25 | 上海电气液压气动有限公司 | Comprehensive testing system for hydraulic product pump |
| CN107061415A (en) * | 2017-06-08 | 2017-08-18 | 四川理工学院 | A kind of multifunctional solution compression testing device |
| CN107489666A (en) * | 2017-08-23 | 2017-12-19 | 中国科学院海洋研究所 | ROV small-sized hydraulic testboards |
| CN109322876A (en) * | 2018-09-27 | 2019-02-12 | 中船重型装备有限公司 | A kind of shield machine hydraulic cylinder and valve group detection device |
| CN109631982A (en) * | 2018-11-01 | 2019-04-16 | 中国航空工业集团公司沈阳飞机设计研究所 | The pressure and temperature of pipeline working media based on hydraulic pump loses measuring device |
| CN111964900A (en) * | 2020-08-25 | 2020-11-20 | 浙江斯特隆科技有限公司 | Multi-channel pressure setting test bench |
| CN111964900B (en) * | 2020-08-25 | 2023-11-24 | 浙江斯特隆科技有限公司 | Multipath pressure setting test bench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20160428 |