CN110514334A - A kind of electric eddy current dynamometer water system protective device - Google Patents
A kind of electric eddy current dynamometer water system protective device Download PDFInfo
- Publication number
- CN110514334A CN110514334A CN201910725763.5A CN201910725763A CN110514334A CN 110514334 A CN110514334 A CN 110514334A CN 201910725763 A CN201910725763 A CN 201910725763A CN 110514334 A CN110514334 A CN 110514334A
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- CN
- China
- Prior art keywords
- eddy current
- dynamometer
- electric
- water inlet
- valve
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D1/00—Devices using naturally cold air or cold water
- F25D1/02—Devices using naturally cold air or cold water using naturally cold water, e.g. household tap water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/24—Devices for determining the value of power, e.g. by measuring and simultaneously multiplying the values of torque and revolutions per unit of time, by multiplying the values of tractive or propulsive force and velocity
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Water Turbines (AREA)
Abstract
The present invention provides a kind of electric eddy current dynamometer water system protective devices; the water inlet installation dynamometer machine water inlet pipe and hydraulic pressure sensor of electric eddy current dynamometer; water outlet installs dynamometer machine return pipe; return pipe Electrocontrolled tee valve is installed on dynamometer machine return pipe; water inlet pipe is installed on dynamometer machine water inlet pipe and controls triple valve, between water inlet pipe control triple valve and return pipe Electrocontrolled tee valve is installed communicating pipe；Pipeline between water inlet pipe control triple valve and electric eddy current dynamometer is connected to one end of water tank by electric-control stop valve two, and water tank installs electric-control stop valve one on the second pipeline by the second piping connection to compressed air gas source；Return pipe Electrocontrolled tee valve, water inlet pipe control triple valve, electric-control stop valve one, electric-control stop valve two, hydraulic pressure sensor are connect with controller signals.Electric eddy current dynamometer water system protective device of the present invention, avoid heavy-duty service dynamometer machine stop suddenly after internal heat cannot shed in time and caused by damage.
Description
Technical field
The invention belongs to field of electromechanical technology, more particularly, to a kind of electric eddy current dynamometer water system protective device.
Background technique
In the prior art, generally to pass through pipeline for the cooling water of the electric eddy current dynamometer of engine testing laboratory remotely defeated
It send, often there are many circulations that laboratory shares a pump house.This circulation is the disadvantage is that due to certain originals
Cause will cause the temporary water shortage of some laboratory or cut off the water, although electric eddy current dynamometer itself has hydraulic pressure warning function, in influent pressure
Power can be stopped when being lower than setting value with reduction of speed, but for the dynamometer machine of heavy-duty service, suddenly after parking in dynamometer machine
Heat cannot shed in time, will cause the damage of dynamometer machine.
Summary of the invention
In view of this, the present invention is directed to propose a kind of electric eddy current dynamometer water system protective device, is surveyed with solving current vortex
The problem of function machine damages due to external cause water shortage causes dynamometer machine to shut down suddenly, heat cannot shed in time.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of electric eddy current dynamometer water system protective device, including dynamometer machine return pipe, dynamometer machine water inlet pipe, controller and
Electric eddy current dynamometer, the water inlet of electric eddy current dynamometer install dynamometer machine water inlet pipe, installation hydraulic pressure sensing on dynamometer machine water inlet pipe
Device, the water outlet of electric eddy current dynamometer install dynamometer machine return pipe, install return pipe Electrocontrolled tee valve on dynamometer machine return pipe, survey
Water inlet pipe is installed on function machine water inlet pipe and controls triple valve, passes through company between water inlet pipe control triple valve and return pipe Electrocontrolled tee valve
Siphunculus connection；Pipeline between water inlet pipe control triple valve and electric eddy current dynamometer is set as the first pipeline, and the first pipeline passes through electricity
Control shut-off valve two is connected to one end of water tank, and the other end of water tank is by the second piping connection to compressed air gas source, and the
Electric-control stop valve 1 is installed on two pipelines；It is return pipe Electrocontrolled tee valve, water inlet pipe control triple valve, electric-control stop valve one, automatically controlled
Shut-off valve two, hydraulic pressure sensor are connect with controller signals respectively.
Further, hydraulic pressure sensor is mounted on the position on dynamometer machine water inlet pipe close to electric eddy current dynamometer.
Further, controller is single-chip microcontroller or PLC.
Further, controller is mounted on electric eddy current dynamometer side.
Further, return pipe Electrocontrolled tee valve, water inlet pipe control triple valve, electric-control stop valve one, electric-control stop valve two
It is direct-acting electromagnetic valve.
Further, the model MEACON diffusion silicon pressure sensor of hydraulic pressure sensor.
Compared with the existing technology, electric eddy current dynamometer water system protective device of the present invention has the advantage that
(1) electric eddy current dynamometer water system protective device of the present invention, controller can be according to hydraulic pressure sensors
The judgement of numerical value realizes water inlet pipe control triple valve and the switching of return pipe Electrocontrolled tee valve, connects communicating pipe, while making to compress
Air enters the water tank, carries out moisturizing to local water system, meets under the conditions of external recirculated water insufficient water, electric whirlpool
The stream dynamometer machine function that continues to run, gradually cool down in short-term, avoid heavy-duty service dynamometer machine stop suddenly after it is internal hot
Amount cannot shed in time and caused by damage.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of electric eddy current dynamometer water system protective device described in the embodiment of the present invention.
Description of symbols:
1- dynamometer machine return pipe；2- dynamometer machine water inlet pipe；3- return pipe Electrocontrolled tee valve；4- water inlet pipe controls triple valve；
5- communicating pipe；6- compressed air gas source；7- electric-control stop valve one；8- controller；9- water tank；10- electric-control stop valve two, 11-
Hydraulic pressure sensor, 12- electric eddy current dynamometer.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of electric eddy current dynamometer water system protective device, as shown in Figure 1, including dynamometer machine return pipe 1, dynamometer machine water inlet
Pipe 2, controller 8 and electric eddy current dynamometer 12, the water inlet of electric eddy current dynamometer 12 install dynamometer machine water inlet pipe 2, dynamometer machine into
Hydraulic pressure sensor 11 is installed, the water outlet of electric eddy current dynamometer 12 installs dynamometer machine return pipe 1, dynamometer machine return pipe 1 on water pipe 2
Upper installation return pipe Electrocontrolled tee valve 3, installation water inlet pipe controls triple valve 4 on dynamometer machine water inlet pipe 2, and water inlet pipe controls triple valve
By being connected to communicating pipe 5 between 4 and return pipe Electrocontrolled tee valve 3；Water inlet pipe controls between triple valve 4 and electric eddy current dynamometer 12
Pipeline be set as the first pipeline, the first pipeline is connected to one end of water tank 9 by electric-control stop valve 2 10, water tank 9 it is another
One end electric-control stop valve 1 to compressed air gas source 6, is installed by the second piping connection on the second pipeline；Return pipe automatically controlled three
Port valve 3, water inlet pipe control triple valve 4, electric-control stop valve 1, electric-control stop valve 2 10, hydraulic pressure sensor 11 respectively with controller
The connection of 8 signals.
Hydraulic pressure sensor 11 is mounted on the position on dynamometer machine water inlet pipe 2 close to electric eddy current dynamometer 12.
Controller 8 is single-chip microcontroller or PLC.
Controller 8 is mounted on 12 side of electric eddy current dynamometer, convenient to control and operate nearby.
Return pipe Electrocontrolled tee valve 3, water inlet pipe control triple valve 4, electric-control stop valve 1, electric-control stop valve 2 10 are
Direct-acting electromagnetic valve does not have particular/special requirement to installation site, versatile.
The model MEACON diffusion silicon pressure sensor of hydraulic pressure sensor 11, measurement range: 0.1-100Mpa；Environment temperature
Degree: -40-85 degrees Celsius；Medium temperature: -40-125 degrees Celsius；It is applied widely, it is versatile.
A kind of working principle of electric eddy current dynamometer water system protective device are as follows:
For hydraulic pressure sensor 11 by collected data real-time delivery to controller 8, controller 8 will be in the data of acquisition and its
Portion's data comparison, judge dynamometer machine whether water shortage, when controller 8 judges dynamometer machine 2 water shortage of water inlet pipe, controller 8 control into
Water pipe control triple valve 4, return pipe Electrocontrolled tee valve 3, electric-control stop valve 1, electric-control stop valve 2 10 are acted accordingly,
Water inlet pipe control triple valve 4 and 3 synchronism switching of return pipe Electrocontrolled tee valve are controlled, communicating pipe 5 is connected；Automatically controlled section is controlled simultaneously
Only valve 1 and electric-control stop valve 2 10 are opened, and allow compressed air into water tank 9, carry out moisturizing to local water system.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of electric eddy current dynamometer water system protective device, it is characterised in that: intake including dynamometer machine return pipe, dynamometer machine
Pipe, controller and electric eddy current dynamometer, the water inlet of electric eddy current dynamometer are installed dynamometer machine water inlet pipe, are pacified on dynamometer machine water inlet pipe
Hydraulic pressure sensor is filled, the water outlet of electric eddy current dynamometer installs dynamometer machine return pipe, installation return pipe electricity on dynamometer machine return pipe
Triple valve is controlled, installation water inlet pipe controls triple valve on dynamometer machine water inlet pipe, and water inlet pipe controls triple valve and the automatically controlled threeway of return pipe
It is connected between valve by communicating pipe；Pipeline between water inlet pipe control triple valve and electric eddy current dynamometer is set as the first pipeline, the
One pipeline is connected to one end of water tank by electric-control stop valve two, and the other end of water tank passes through the second piping connection to compression
Air gas source installs electric-control stop valve one on the second pipeline；Return pipe Electrocontrolled tee valve, water inlet pipe control triple valve, automatically controlled section
Only valve one, electric-control stop valve two, hydraulic pressure sensor are connect with controller signals respectively.
2. a kind of electric eddy current dynamometer water system protective device according to claim 1, it is characterised in that: hydraulic pressure sensor
It is mounted on the position on dynamometer machine water inlet pipe close to electric eddy current dynamometer.
3. a kind of electric eddy current dynamometer water system protective device according to claim 1, it is characterised in that: controller is single
Piece machine or PLC.
4. a kind of electric eddy current dynamometer water system protective device according to claim 1, it is characterised in that: controller installation
In electric eddy current dynamometer side.
5. a kind of electric eddy current dynamometer water system protective device according to claim 1, it is characterised in that: return pipe is automatically controlled
Triple valve, water inlet pipe control triple valve, electric-control stop valve one, electric-control stop valve two are direct-acting electromagnetic valve.
6. a kind of electric eddy current dynamometer water system protective device according to claim 1, it is characterised in that: hydraulic pressure sensor
Model MEACON diffusion silicon pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910725763.5A CN110514334A (en) | 2019-08-07 | 2019-08-07 | A kind of electric eddy current dynamometer water system protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910725763.5A CN110514334A (en) | 2019-08-07 | 2019-08-07 | A kind of electric eddy current dynamometer water system protective device |
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| Publication Number | Publication Date |
|---|---|
| CN110514334A true CN110514334A (en) | 2019-11-29 |
Family
ID=68624223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910725763.5A Pending CN110514334A (en) | 2019-08-07 | 2019-08-07 | A kind of electric eddy current dynamometer water system protective device |
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| Country | Link |
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| CN (1) | CN110514334A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536730A (en) * | 2020-03-17 | 2020-08-14 | 南通远辰测控设备有限公司 | Water cooling system for eddy current dynamometer and cleaning method thereof |
Citations (10)
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|---|---|---|---|---|
| JP3591176B2 (en) * | 1996-12-10 | 2004-11-17 | 株式会社明電舎 | Eddy current dynamometer |
| CN202450573U (en) * | 2011-12-21 | 2012-09-26 | 乐山市泽尔汇科技有限公司 | Crucible circulating water emergency water supplement device |
| CN203647218U (en) * | 2014-01-08 | 2014-06-18 | 吴小巍 | Bathing room for infants |
| CN204085753U (en) * | 2014-09-16 | 2015-01-07 | 安徽江淮汽车股份有限公司 | The Bench Test System of engine |
| CN204478721U (en) * | 2015-01-23 | 2015-07-15 | 核工业理化工程研究院 | A kind of portable apparatus for supplying cool water |
| CN204694428U (en) * | 2015-04-09 | 2015-10-07 | 上海沪东三造船舶配套有限公司 | A kind of axle system stern tube hydraulic sealing test device |
| CN206961289U (en) * | 2017-06-05 | 2018-02-02 | 中国石油天然气股份有限公司 | Oil in test of crude cooling water is cut off the water warning device and oil in test of crude cooling system |
| CN207236652U (en) * | 2017-03-14 | 2018-04-17 | 高峰 | A kind of moveable priming apparatus |
| CN208042367U (en) * | 2017-11-01 | 2018-11-02 | 南京慧和建筑技术有限公司 | A kind of intelligence hydraulic module |
| KR101928816B1 (en) * | 2018-05-15 | 2019-03-14 | 주식회사 댄 | Cooling Water Control System And Control Method Of Cooling Water |
-
2019
- 2019-08-07 CN CN201910725763.5A patent/CN110514334A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3591176B2 (en) * | 1996-12-10 | 2004-11-17 | 株式会社明電舎 | Eddy current dynamometer |
| CN202450573U (en) * | 2011-12-21 | 2012-09-26 | 乐山市泽尔汇科技有限公司 | Crucible circulating water emergency water supplement device |
| CN203647218U (en) * | 2014-01-08 | 2014-06-18 | 吴小巍 | Bathing room for infants |
| CN204085753U (en) * | 2014-09-16 | 2015-01-07 | 安徽江淮汽车股份有限公司 | The Bench Test System of engine |
| CN204478721U (en) * | 2015-01-23 | 2015-07-15 | 核工业理化工程研究院 | A kind of portable apparatus for supplying cool water |
| CN204694428U (en) * | 2015-04-09 | 2015-10-07 | 上海沪东三造船舶配套有限公司 | A kind of axle system stern tube hydraulic sealing test device |
| CN207236652U (en) * | 2017-03-14 | 2018-04-17 | 高峰 | A kind of moveable priming apparatus |
| CN206961289U (en) * | 2017-06-05 | 2018-02-02 | 中国石油天然气股份有限公司 | Oil in test of crude cooling water is cut off the water warning device and oil in test of crude cooling system |
| CN208042367U (en) * | 2017-11-01 | 2018-11-02 | 南京慧和建筑技术有限公司 | A kind of intelligence hydraulic module |
| KR101928816B1 (en) * | 2018-05-15 | 2019-03-14 | 주식회사 댄 | Cooling Water Control System And Control Method Of Cooling Water |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536730A (en) * | 2020-03-17 | 2020-08-14 | 南通远辰测控设备有限公司 | Water cooling system for eddy current dynamometer and cleaning method thereof |
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Application publication date: 20191129 |
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| RJ01 | Rejection of invention patent application after publication |