CN102493954A - On-line environment high-temperature test chamber for aviation kerosene hydraulic pump - Google Patents
On-line environment high-temperature test chamber for aviation kerosene hydraulic pump Download PDFInfo
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- CN102493954A CN102493954A CN2011103525900A CN201110352590A CN102493954A CN 102493954 A CN102493954 A CN 102493954A CN 2011103525900 A CN2011103525900 A CN 2011103525900A CN 201110352590 A CN201110352590 A CN 201110352590A CN 102493954 A CN102493954 A CN 102493954A
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Abstract
The invention discloses an on-line environment high-temperature test chamber for an aviation kerosene hydraulic pump, which includes a chamber body (24), wherein a working chamber (6) is arranged inside the chamber body (24); the working chamber (6) is connected with a testboard (21) through a pipeline interface A (12); a pressure release door (7) is arranged at the upper part of the chamber body (24); an explosion venting box (8) is arranged above the pressure release door (7); an explosion-proof heater (15), an explosion-proof blower (1) and a water cooler (16) are arranged at the lower part of the chamber body (24) side by side; and the chamber body (24) is connected with a testboard transmission device (17) through a sealing head (20). The on-line environment high-temperature test chamber provided by the invention has the characteristics of high temperature, big temperature rise velocity, explosive prevention and explosive resistance, and can meet the requirements of an on-line working condition test of the aviation kerosene hydraulic pump with high temperature, big temperature rise velocity and high possibility of explosion.
Description
Technical field
The present invention relates to a kind of high temperature test device, relate in particular to the online high ambient temperature testing apparatus of a kind of aviation kerosine oil hydraulic pump.
Background technique:
The online high ambient temperature test chamber of aviation kerosine oil hydraulic pump is to combine the aviation kerosine hydraulic pump test stand, is positioned over the environmental cabinet that makes an experiment in the high temperature test chamber working room to the aviation kerosine oil hydraulic pump of online operating mode.Require this high temperature test chamber in the aviation kerosine environment, to provide 215 degree above high temperature, 21 spend/get temperature rise rate and prevent the function of combustion explosion.
Because experimental enviroment is strict, harsh, have big difficulty, the at present domestic high temperature test chamber that ready-made maturation do not arranged as yet can satisfy the online environmental test of the type product.
Summary of the invention
The objective of the invention is to, provide a kind of aviation kerosine oil hydraulic pump online high ambient temperature test chamber.This invention has that temperature height, temperature rise rate are big, the characteristics of blast protection, explosion-proof, can satisfy high temperature, the online working condition tests requirement of big, the explosive aviation kerosine oil hydraulic pump of temperature rise rate.
For solving the problems of the technologies described above, technological scheme provided by the invention is following: the online high ambient temperature test chamber of a kind of aviation kerosine oil hydraulic pump is characterized in that: comprise casing; Box house is provided with the working room, and working room interface A by the road is connected with test stand, and casing top is provided with pressure port, and the pressure port top is provided with the venting of dust explosion case; Lower box is provided with explosion-proof heater, explosion-proof fan and water cooler; Casing is connected with the test stand transmission device through sealing head.
In the online high ambient temperature test chamber of aforesaid aviation kerosine oil hydraulic pump, described box house is provided with nitrogen control system, oxygen concentration sensor, real time temperature monitoring and overtemperature alarm indicating device and high temperature resistant explosion-proof combustable gas concentration detecting sensor.
In the online high ambient temperature test chamber of aforesaid aviation kerosine oil hydraulic pump, described explosion-proof fan is located at the lower box edge, and the air pump of explosion-proof fan is located at the outside proximal edge of casing place, and the air port of explosion-proof fan is located at box house proximal edge place.
In the online high ambient temperature test chamber of aforesaid aviation kerosine oil hydraulic pump, said test stand transmission device, be provided be positioned at the working room be used for fixing by trial product driving head.
In the online high ambient temperature test chamber of aforesaid aviation kerosine oil hydraulic pump, described explosion-proof fan outside is covered with instrument panel; Instrument panel top is provided with side door.
The present invention has that temperature height, temperature rise rate are big, the characteristics of blast protection, explosion-proof, can be used for the online high ambient temperature test of similar aviation kerosine oil hydraulic pump product:
1) temperature is high, adopts technology of the present invention, utilizes explosion-proof fan and explosion-proof heater in airtight working room with thermal insulation apparatus, to make an experiment, and can reach the high temperature that surpasses 215 degree;
2) temperature rise rate is fast, adopts technology of the present invention, utilizes explosion-proof fan and explosion-proof heater in airtight working room with thermal insulation apparatus, to make an experiment, temperature rise rate surpass 21 degree/minute;
3) blast protection, the present invention has adopted the several anti explosion technique, can solve the blast problem in a plurality of stages;
4) explosion-proof, the present invention adopts the venting of dust explosion technology, can resist blast to a certain degree;
Can satisfy high temperature, the online working condition tests requirement of big, the explosive aviation kerosine oil hydraulic pump of temperature rise rate.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1.
Being labeled as in the accompanying drawing:
The 1-explosion-proof fan, 2-instrument panel, 3-Stamping Steel Ribbon, 4-side door, 5-thermal insulation layer, 6-working room; The 7-pressure port, 8-venting of dust explosion case, 9-shell, 10-inwall, 11-product mounting interface, 12-pipe interface A; The 13-Adjustable air port, 14-castor, the explosion-proof heater of 15-, 16-water cooler, 17-test stand transmission device, 18-driving head; 19-is by trial product, 20-sealing head, 21-test stand, 22-pipe interface B, 23-main entrance, 24-casing.
Below in conjunction with accompanying drawing and embodiment the present invention is further described, but not as the foundation to the present invention's restriction.
Embodiment
Embodiment.The online high ambient temperature test chamber of a kind of aviation kerosine oil hydraulic pump, as depicted in figs. 1 and 2, Fig. 2 is the A-A sectional view of Fig. 1, also is the mounting structure schematic representation, comprises casing 24; Casing 24 inside are provided with working room 6, and working room 6 interface A12 by the road is connected with test stand 21, and casing 24 tops are provided with pressure port 7, and pressure port 7 tops are provided with venting of dust explosion case 8; Casing 24 bottoms are provided with explosion-proof heater 15, explosion-proof fan 1 and water cooler 16 side by side; Casing 24 is connected with test stand transmission device 17 through sealing head 20.Be fixed in the working room 6 by the driving head 18 of trial product 19 through transmission device 17.Explosion-proof fan 1 outside is covered with instrument panel 2; Instrument panel 2 tops are provided with side door 4.Casing 24 outsides are provided with camera.Casing 24 inside are provided with conventional nitrogen control system, oxygen concentration sensor, real time temperature monitoring and overtemperature alarm indicating device and high temperature resistant explosion-proof combustable gas concentration detecting sensor.
Explosion-proof heater 15 combines the heating that circulates of the gas in 1 pair of working room of explosion-proof fans, and gas is from the Adjustable air port 13 entering working rooms on the right, and from the Adjustable air port entering lower box on the left side, water cooler 16 is used for fast cooling.
During use, high temperature test chamber nitrogen control system mainly is made up of pressure gauge, glass rotameter, control valve and oxygen concentration sensor etc., and nitrogen flow is adjustable.During high temperature test chamber work, nitrogen control system control constant flow rate supplies nitrogen to the working room, oxygen concentration sensor monitoring oxygen concentration.When oxygen concentration was lower than minimum oxygen content concentration, high temperature test chamber just can carry out work, and when oxygen concentration surpassed safe concentration, the high temperature test chamber heating quit work.
Through in the high temperature test chamber working room, charging into nitrogen, reduce oxygen concentration in the working room, prevent possessing of explosive gas burning and explosion condition, binding isotherm calculates and safety prevention measure, selects suitable heater power, can satisfy its heating rate.
The interior all forceful electric power of high temperature test chamber (>=220V) element is all selected explosion-proof component, and be provided with multiple protective measures such as electrical interlocks and emergency control.High temperature test chamber is provided with safe and reliable leakage, breaking protective gear, earthed system, power supply phase shortage, fault-phase protection device simultaneously, protective gears such as explosion-proof heater short circuit, and can carry out acoustooptic alarm, test stand is provided with and promptly stops button.The indication of real time temperature monitoring and overtemperature alarm is set in the high temperature test chamber, and hard stop is reported to the police; High temperature resistant explosion-proof combustable gas concentration detecting sensor is installed in high temperature test chamber; If gas concentration surpasses setting value in the casing; Hard stop is reported to the police, and camera is installed outside case, in real time operating mode in the direct observation casing; Booster occurring or leaking oily phenomenon in a large number, can promptly stop high temperature test chamber work.
The pressure port and the venting of dust explosion case that are provided with at top, high temperature test chamber working room can be resisted blast to a certain degree.
Claims (5)
1. the online high ambient temperature test chamber of aviation kerosine oil hydraulic pump is characterized in that: comprise casing (24); Casing (24) inside is provided with working room (6), and working room (6) interface A (12) by the road are connected with test stand (21), and casing (24) top is provided with pressure port (7), and pressure port (7) top is provided with venting of dust explosion case (8); Casing (24) bottom is provided with explosion-proof heater (15), explosion-proof fan (1) and water cooler (16); Casing (24) is connected with test stand transmission device (17) through sealing head (20).
2. according to the online high ambient temperature test chamber of the described aviation kerosine oil hydraulic pump of claim 1, it is characterized in that: described casing (24) inside is provided with nitrogen control system, oxygen concentration sensor, real time temperature monitoring and overtemperature alarm indicating device and high temperature resistant explosion-proof combustable gas concentration detecting sensor.
3. according to the online high ambient temperature test chamber of the described aviation kerosine oil hydraulic pump of claim 1; It is characterized in that: described explosion-proof fan (1) is located at casing (24) lower edge; The air pump of explosion-proof fan (1) is located at the outside proximal edge of casing (24) place, and the air port of explosion-proof fan (1) is located at casing (24) inner near edge.
4. the online high ambient temperature test chamber of aviation kerosine oil hydraulic pump according to claim 1 is characterized in that: said test stand transmission device (17) is provided with and is positioned at working room (6) and is used for fixing by the driving head of trial product (19) (18).
5. the online high ambient temperature test chamber of aviation kerosine oil hydraulic pump according to claim 1 is characterized in that: described explosion-proof fan (1) outside is covered with instrument panel (2); Instrument panel (2) top is provided with side door (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110352590.0A CN102493954B (en) | 2011-11-09 | 2011-11-09 | On-line environment high-temperature test chamber for aviation kerosene hydraulic pump |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110352590.0A CN102493954B (en) | 2011-11-09 | 2011-11-09 | On-line environment high-temperature test chamber for aviation kerosene hydraulic pump |
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| CN102493954A true CN102493954A (en) | 2012-06-13 |
| CN102493954B CN102493954B (en) | 2014-04-30 |
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| CN201110352590.0A Active CN102493954B (en) | 2011-11-09 | 2011-11-09 | On-line environment high-temperature test chamber for aviation kerosene hydraulic pump |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181745A (en) * | 2015-09-29 | 2015-12-23 | 中国人民解放军理工大学 | Combustible gas explosion testing device in explosion venting space |
| CN105181746A (en) * | 2015-09-29 | 2015-12-23 | 中国人民解放军理工大学 | Device for combustible gas explosion test in open space |
| CN107024424A (en) * | 2017-04-10 | 2017-08-08 | 中国兵器工业第五九研究所 | A kind of environment test device |
| CN107816431A (en) * | 2017-11-23 | 2018-03-20 | 山东省农业机械科学研究院 | Core two level high-pressure safe injection pump environmental simulation pilot system |
| CN110632493A (en) * | 2019-11-06 | 2019-12-31 | 苏州威创达智能设备有限公司 | Constant temperature test box |
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| DE2803770B1 (en) * | 1978-01-28 | 1979-06-21 | Zahnradfabrik Friedrichshafen | Device for regulating the temperature of a circulating liquid on a test stand |
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| CN201109490Y (en) * | 2007-06-19 | 2008-09-03 | 中国航空工业第一集团公司沈阳飞机设计研究所 | Aeroplane hydraulic oil rapid heating-up device |
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| CN202326153U (en) * | 2011-11-09 | 2012-07-11 | 中航力源液压股份有限公司 | On-line environment high-temperature test box of aviation kerosene hydraulic pump |
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2011
- 2011-11-09 CN CN201110352590.0A patent/CN102493954B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE2803770B1 (en) * | 1978-01-28 | 1979-06-21 | Zahnradfabrik Friedrichshafen | Device for regulating the temperature of a circulating liquid on a test stand |
| JPS63105290A (en) * | 1986-10-21 | 1988-05-10 | Maruma Jusharyo Kk | Driving and loading device for testing hydraulic equipment |
| US6092370A (en) * | 1997-09-16 | 2000-07-25 | Flow International Corporation | Apparatus and method for diagnosing the status of specific components in high-pressure fluid pumps |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181745A (en) * | 2015-09-29 | 2015-12-23 | 中国人民解放军理工大学 | Combustible gas explosion testing device in explosion venting space |
| CN105181746A (en) * | 2015-09-29 | 2015-12-23 | 中国人民解放军理工大学 | Device for combustible gas explosion test in open space |
| CN107024424A (en) * | 2017-04-10 | 2017-08-08 | 中国兵器工业第五九研究所 | A kind of environment test device |
| CN107024424B (en) * | 2017-04-10 | 2019-11-19 | 中国兵器工业第五九研究所 | A kind of environment test device |
| CN107816431A (en) * | 2017-11-23 | 2018-03-20 | 山东省农业机械科学研究院 | Core two level high-pressure safe injection pump environmental simulation pilot system |
| CN107816431B (en) * | 2017-11-23 | 2024-06-04 | 山东省农业机械科学研究院 | Nuclear second-level high-pressure safety injection pump environment simulation test system |
| CN110632493A (en) * | 2019-11-06 | 2019-12-31 | 苏州威创达智能设备有限公司 | Constant temperature test box |
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| Publication number | Publication date |
|---|---|
| CN102493954B (en) | 2014-04-30 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20120613 Assignee: Liyuan Hydraulic (Suzhou) Co., Ltd. Assignor: Liyuan Hydraulic Co., Ltd. of Aviation Industry Corporation of China Contract record no.: 2014520000018 Denomination of invention: On-line environment high-temperature test chamber for aviation kerosene hydraulic pump Granted publication date: 20140430 License type: Exclusive License Record date: 20141112 |
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