CN204344342U - A kind of fuel injection pump tester - Google Patents
A kind of fuel injection pump tester Download PDFInfo
- Publication number
- CN204344342U CN204344342U CN201420789738.6U CN201420789738U CN204344342U CN 204344342 U CN204344342 U CN 204344342U CN 201420789738 U CN201420789738 U CN 201420789738U CN 204344342 U CN204344342 U CN 204344342U
- Authority
- CN
- China
- Prior art keywords
- oil
- fuel injection
- mist
- support body
- injection quantity
- Prior art date
- 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.)
- Active
Links
Landscapes
- Testing Of Engines (AREA)
Abstract
A kind of fuel injection pump tester, comprise frame, be arranged on the Injection Pump power transmission system in frame, frame is connected with mist of oil absorbing mechanism, mist of oil absorbing mechanism comprises oil mist collector and mist of oil absorbing cover, device for testing amount of fuel delivered is provided with below mist of oil absorbing cover, described device for testing amount of fuel delivered comprises fuel injection quantity test support body, be located at the catchment cup on fuel injection quantity test support body, be located at oil jug below catchment cup and be located at the weighing sensor be connected bottom oil jug and with oil jug, the retarder that fuel injection quantity test support body is provided with stepper motor and is in transmission connection with stepper motor, fuel injection quantity test support body is provided with the switching mechanism tested support body bearing with fuel injection quantity and be connected, switching mechanism is connected with the output shaft of retarder by coupling, weighing sensor is connected on switching mechanism, and described catchment cup has oil outlet, and oil outlet is positioned at directly over oil jug rim of a cup.The utility model Absorbable organic halogens, test the fuel injection quantity of Injection Pump accurately and rapidly.
Description
Technical field
The utility model relates to the detection facility of test diesel engine fuel injecting pump performance, especially a kind of fuel injection pump tester.
Background technique
Existing diesel engine fuel injecting pump fuel injection amount testing apparatus, is usually adopted volumetry metering system, is namely collected the oil spout of Injection Pump in certain gate time by measuring cup, then reads the fuel injection quantity that measuring cup scale judges Injection Pump.After each test completes, the diesel oil in measuring cup need be released.Because diesel oil has higher viscosity, discharge the needs longer time by gravity flow mode, cause interlude between twice test long, in addition, the Diesel Emissions in measuring cup can not affect the accuracy measured next time only.
For solving the problem, Chinese Patent Application No. 200720017022.4 patent discloses a kind of device for testing amount of fuel delivered of oil jetting pump, this device comprises the casing with door body, in casing, there is multiple oil jug to be arranged on rocker, to the catchment cup that should have band standard injector above each oil jug, between oil jug and catchment cup, there is oil-break dish to be connected with plate moving mechanism, the oil-containing groove on casing rear wall is fixed in addition in the oil-break dish rear lower side, in addition, in rocker, a single-chip microcomputer corresponding with each oil jug is had.Have the platen be fixed on bottom oil jug between each oil jug described in this programme and rocker, this platen connects the weighing sensor be contained in sensor case; And rocker is fixedly connected with fork, fork is connected with swing mechanism again.Swing mechanism connects oscillating cylinder by electric control valve by air pipe, and the shaft of oscillating cylinder is connected with fork.Rocker also has positioning means, is be fixed on Hall switch on rocker and corresponding positioning magnetic steel of fixing on wall box.The program adopts Weighing type method of measurement, and utilize chip microcontroller automatically to control, after oil in test process in oil jug is poured out, the weight of oil jug can be reset, just can haggle in oil jug whether leave excess oil, the test of fuel injection quantity next time can be carried out, thus shorten the test time.But because its swing mechanism connects oscillating cylinder by electric control valve by air pipe, the shaft of oscillating cylinder is connected with fork, the oil realized in oil jug is poured out, the impact of weighing system is easily caused by this pneumatic mode, this mechanism's oil spout part and weighing section connect together in addition, affect the precision of weighing sensor, not only affect the accuracy that it is measured, and easily damage is caused to weighing sensor; Meanwhile, this device needs air supply source, can only be used in the occasion of source of the gas, makes it apply and is restricted.Also have and damage to environment with to human body because produce mist of oil in injector of injection pump high-pressure injection process.
Model utility content
The utility model provides a kind of fuel injection pump tester, and this test bench can comparatively be stablized, test the fuel injection quantity of Injection Pump exactly.
The technical solution of the utility model is: a kind of fuel injection pump tester, comprise frame, be arranged on the Injection Pump power transmission system in frame, oil circuit supply system, electric control system and operation display system, frame is connected with mist of oil absorbing mechanism, mist of oil absorbing mechanism comprises oil mist collector and mist of oil absorbing cover, device for testing amount of fuel delivered is provided with below mist of oil absorbing cover, described device for testing amount of fuel delivered comprises fuel injection quantity test support body, be located at the catchment cup on fuel injection quantity test support body, be located at oil jug below catchment cup and be located at the weighing sensor be connected bottom oil jug and with oil jug, the retarder that fuel injection quantity test support body is provided with stepper motor and is in transmission connection with stepper motor, fuel injection quantity test support body is provided with the switching mechanism tested support body bearing with fuel injection quantity and be connected, switching mechanism is connected with the output shaft of retarder by coupling, weighing sensor is connected on switching mechanism, and described catchment cup has oil outlet, and oil outlet is positioned at directly over oil jug rim of a cup.
Described mist of oil absorbing mechanism is provided with swing arm, mist of oil absorbing mechanism by swing arm and frame hinged; Roller is provided with bottom fuel injection quantity test support body.
The utility model is provided with oil-break dish and drives the plate moving mechanism of oil-break dish between oil jug and catchment cup, and fuel injection quantity test support body is provided with oil-containing groove, and oil-containing groove is positioned at below oil-break dish oil outlet.
The utility model is owing to adopting said structure, and amount of fuel delivered of oil jetting pump is accurately tested by weighing sensor, is realized fast, stablizes oil, stable, to test Injection Pump exactly fuel injection quantity by stepper motor, retarder and switching mechanism.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the plan view of Fig. 1.
Fig. 3 is the structural representation of the utility model device for testing amount of fuel delivered.
Fig. 4 is the plan view of Fig. 3.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
The utility model comprises frame 1 as Figure 1-4, be arranged on the Injection Pump power transmission system 3 in frame 1, oil circuit supply system 15, electric control system 2 and operation display system 13, frame 1 is connected with mist of oil absorbing mechanism 8, mist of oil absorbing mechanism 8 is by oil mist collector, the formations such as mist of oil absorbing cover and connecting pipeline, device for testing amount of fuel delivered 11 is provided with below mist of oil absorbing cover, described device for testing amount of fuel delivered 11 comprises fuel injection quantity test support body 14, be located at the catchment cup 9 on fuel injection quantity test support body 14, be located at oil jug 10 below catchment cup 9 and be located at the weighing sensor 19 be connected bottom oil jug 10 and with oil jug 10, the retarder 17 that fuel injection quantity test support body 14 is provided with stepper motor 16 and is in transmission connection with stepper motor 16, fuel injection quantity test support body 14 is provided with the switching mechanism 22 tested support body 14 with fuel injection quantity and be connected by bearing 21, switching mechanism 22 is connected with the output shaft of retarder 17 by coupling 18, weighing sensor 19 is connected on switching mechanism 22, and described catchment cup 9 has oil outlet, and oil outlet is positioned at directly over oil jug 10 rim of a cup.
Described mist of oil absorbing mechanism 8 is provided with swing arm 7, and mist of oil absorbing mechanism 8 is hinged with the bearing 6 in frame 1 by swing arm 7; Roller 23 is provided with bottom fuel injection quantity test support body 14.
The utility model is provided with oil-break dish 20 and drives the plate moving mechanism of oil-break dish between oil jug 10 and catchment cup 9, and fuel injection quantity test support body 14 is provided with oil-containing groove, and oil-containing groove is positioned at below oil-break dish 20 oil outlet.
Utility model works principle and process are: Injection Pump power transmission system 3 drives Injection Pump 12 to rotate, and through oil circuit supply system 15 high-pressure oil pipe and the outside oil spout of oil sprayer, oil flows through catchment cup 9 and enters oil-break dish 20; Metering starts rear oil-break dish 20 and disconnects, and oil flows to into oil jug 10, and weighing sensor 19 starts metering.System is controlled by ECU (electronic control unit) 5 and process control machine 4.
The utility model fuel injection pump tester oil injection mechanism and weighing mechanism completely isolated, the impact of vibrations on weighing precision when eliminating test stand work, thus significantly improve the testing precision of oil mass.Fuel injection pump tester described is in addition designed with special oil mist collecting device, improves the operating environment of workman.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned mode of execution, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (3)
1. a fuel injection pump tester, comprise frame, be arranged on the Injection Pump power transmission system in frame, oil circuit supply system, electric control system and operation display system, it is characterized in that: frame is connected with mist of oil absorbing mechanism, mist of oil absorbing mechanism comprises oil mist collector and mist of oil absorbing cover, device for testing amount of fuel delivered is provided with below mist of oil absorbing cover, described device for testing amount of fuel delivered comprises fuel injection quantity test support body, be located at the catchment cup on fuel injection quantity test support body, be located at oil jug below catchment cup and be located at the weighing sensor be connected bottom oil jug and with oil jug, the retarder that fuel injection quantity test support body is provided with stepper motor and is in transmission connection with stepper motor, fuel injection quantity test support body is provided with the switching mechanism tested support body bearing with fuel injection quantity and be connected, switching mechanism is connected with the output shaft of retarder by coupling, weighing sensor is connected on switching mechanism, and described catchment cup has oil outlet, and oil outlet is positioned at directly over oil jug rim of a cup.
2. fuel injection pump tester according to claim 1, is characterized in that: described mist of oil absorbing mechanism is provided with swing arm, mist of oil absorbing mechanism by swing arm and frame hinged; Action roller is provided with bottom fuel injection quantity test support body.
3. fuel injection pump tester according to claim 1 and 2, is characterized in that: the plate moving mechanism being provided with oil-break dish and driving oil-break dish between oil jug and catchment cup, and fuel injection quantity test support body is provided with oil-containing groove, and oil-containing groove is positioned at below oil-break dish oil outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420789738.6U CN204344342U (en) | 2014-12-15 | 2014-12-15 | A kind of fuel injection pump tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420789738.6U CN204344342U (en) | 2014-12-15 | 2014-12-15 | A kind of fuel injection pump tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204344342U true CN204344342U (en) | 2015-05-20 |
Family
ID=53227615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420789738.6U Active CN204344342U (en) | 2014-12-15 | 2014-12-15 | A kind of fuel injection pump tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204344342U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107636299A (en) * | 2015-05-23 | 2018-01-26 | 穆罕默德·亚明·卡恩 | For demarcating the portable instrument of diesel pump amount of fuel |
| CN109000756A (en) * | 2018-08-17 | 2018-12-14 | 佛山市云米电器科技有限公司 | A kind of catchment cup for capableing of wireless transmission signal |
-
2014
- 2014-12-15 CN CN201420789738.6U patent/CN204344342U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107636299A (en) * | 2015-05-23 | 2018-01-26 | 穆罕默德·亚明·卡恩 | For demarcating the portable instrument of diesel pump amount of fuel |
| CN109000756A (en) * | 2018-08-17 | 2018-12-14 | 佛山市云米电器科技有限公司 | A kind of catchment cup for capableing of wireless transmission signal |
| CN109000756B (en) * | 2018-08-17 | 2024-01-09 | 佛山市云米电器科技有限公司 | Oil collecting cup capable of wirelessly transmitting signals |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202789271U (en) | Full-computer high-precision fuel injection pump test-bed | |
| CN2856465Y (en) | Automatic detection test bed for oil jetting pump | |
| CN106481617A (en) | A kind of hydraulic motor test platform and method of testing | |
| CN104153984B (en) | Triplex pump testing apparatus | |
| CN202229944U (en) | Portable automatic water quality sampling device | |
| CN204344342U (en) | A kind of fuel injection pump tester | |
| CN102507192B (en) | Test device for flow unevenness of fuel oil main pipe | |
| CN203650351U (en) | Clamping device for detecting automobile fuel spray nozzle | |
| CN103913205B (en) | A kind of gas self-measuring device and method | |
| CN205919881U (en) | Fuel gauge test system | |
| CN204344343U (en) | Device for testing amount of fuel delivered of oil jetting pump | |
| CN102418638A (en) | Device for measuring fuel injection angle of diesel engine | |
| CN209655983U (en) | The measuring device of plate glue height in mobile phone | |
| CN202266356U (en) | Microcomputer high-precision gauging digital-display oil injection pump test bed | |
| CN103868849A (en) | Scrapping testing device for refrigerating system of refrigerator | |
| CN102980636A (en) | Device and method for calibrating and detecting liquid level of fuel sensor | |
| CN200999682Y (en) | Device for testing amount of fuel delivered of oil jetting pump | |
| CN204193969U (en) | Dropper and Dielectric Tester | |
| CN216144398U (en) | Measuring precision testing device for oiling machine | |
| CN202330218U (en) | Glue viscosity testing device | |
| CN102313628A (en) | Swing pipe shower testing apparatus | |
| CN204461497U (en) | Portable PT fuel system tester | |
| CN208229682U (en) | A kind of laboratory automatic solution proportioning apparatus | |
| CN202066544U (en) | Fuel consumption detector for diesel engines | |
| CN104373273B (en) | Quality formula intelligent fuel injection pump tester oil-measuring apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |