CN202091083U - Test stand for fuel injector - Google Patents
Test stand for fuel injector Download PDFInfo
- Publication number
- CN202091083U CN202091083U CN2011201908805U CN201120190880U CN202091083U CN 202091083 U CN202091083 U CN 202091083U CN 2011201908805 U CN2011201908805 U CN 2011201908805U CN 201120190880 U CN201120190880 U CN 201120190880U CN 202091083 U CN202091083 U CN 202091083U
- Authority
- CN
- China
- Prior art keywords
- protective housing
- protective cover
- fuel injector
- pin bushing
- mounting bracket
- 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.)
- Expired - Lifetime
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- Testing Of Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The utility model discloses a test stand for a fuel injector, comprising a fuel injector test pump combination, an installation bracket, and a protective cover device, wherein the fuel injector test pumps are fixed at one side of the installation bracket; the tested fuel injector is supported at the other side of the installation bracket; the protective cover device is rotatablely installed below the other side of the installation bracket and comprises a protective cover, a protective cover chassis, and a protective cover rotation mechanism; the protective cover is located below the fuel nozzle of the tested fuel injector, wherein the upper end of the protective cover is opened while the lower end thereof is fixed at the upper side of the protective cover chassis; the protective cover chassis extends out of a connecting plate radially; and the outer end of the connecting plate is connected with the protective cover rotation mechanism. The utility model has a simple structure and is convenient to use, and atomization condition of a fuel liquid injected out from the tested fuel injector from the transparent protective cover can be observed. The utility model has the advantages that the residual fuel mist in the protective cover is convenient to clean thoroughly, thereby eliminating the interference on next test by the residual fuel mist injected from the fuel injector and the potential safety hazard of the fuel mist volatilization.
Description
Technical field
The utility model relates to a kind of testing installation, and especially a kind of oil spout testing apparatus of diesel injector belongs to the machine tool technical field.
Background technique
Oil sprayer is the important spare part of diesel engine, and the performance of oil sprayer directly influences the performance of diesel engine, before oil sprayer is installed into diesel engine, must detect test on injector testing equipment.When existing oil sprayer is done the oil spout detection on test stand, adopt the diesel oil atomization situation of direct observation from the oil sprayer ejection, this method exists and observes difficulty, thereby mist of oil volatilizees easily and forms on-the-spot potential safety hazard, and residual mist of oil can produce defectives such as interference to test.
Summary of the invention
The purpose of this utility model provide a kind of simple in structure, be convenient to observe from the diesel oil atomization situation of oil sprayer ejection, injector testing equipment safe in utilization.
The utility model is achieved by the following technical programs:
A kind of injector testing equipment, comprise fuel injector test pump combination, mounting bracket, protective cover, described mounting bracket is Z-shaped, fuel injector test pump is fixed on mounting bracket one side, tested oil sprayer is bearing on the mounting bracket opposite side, and the fuel injector test pump output terminal is fixedlyed connected by oil pipe with tested oil sprayer.Described protective cover is installed in rotation on mounting bracket opposite side below, comprise protective housing, protective housing chassis, protective housing rotating mechanism, described protective housing is positioned at the below of tested oil sprayer jet, the protective housing upper end is opened wide, the protective housing lower end is fixed on protective housing chassis upside, the downside on protective housing chassis is provided with fuel outlet, and connecting plate is radially extended on the protective housing chassis, and described connecting plate outer end links to each other with the protective housing rotating mechanism.
The purpose of this utility model can also further realize by following technical measures.
Aforesaid injector testing equipment, wherein said protective housing rotating mechanism comprises guide rod, guide pin bushing, handle, fixedly connected with the mounting bracket upside by the guide rod connecting plate in described guide rod upper end, lower end of the guide rod is sleeved in the guide pin bushing, fixedly connected with guide pin bushing in described connecting plate outer end, described handle one end is fixed on the guide pin bushing upper end; Described lower end of the guide rod termination is provided with the guide pin bushing limit stoper.
Aforesaid injector testing equipment, wherein said protective housing radially opposite side is provided with intakeport; Described protective housing adopts transparent material to make.
Aforesaid injector testing equipment, wherein said guide pin bushing limit stoper comprises lateral pin, and described lateral pin passes across the lower end of the guide rod termination, and the guide pin bushing lower end abutment is on lateral pin.
The utility model is simple in structure, and is easy to use, can clearly observe the oil atomization situation of tested oil sprayer ejection outside transparent protective housing.After test finished, handle with sleeve made guide pin bushing around the guide rod rotational, and protective housing is shifted out from tested oil sprayer below, was convenient to remove residual mist of oil in the clean protective housing, had eliminated the interference of the residual mist of oil of oil sprayer ejection to test next time.Start extraction pump, by the intakeport of protective housing the mist of oil of tested oil sprayer ejection is all extracted out, and the diesel oil that gathers on the protective housing chassis can be emitted from fuel outlet, eliminated the potential safety hazard of mist of oil volatilization.
Advantage of the present utility model and characteristics will illustrate by the non-limitative illustration of following preferred embodiment and explain that these embodiments only provide as an example with reference to accompanying drawing.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the plan view of Fig. 1.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
As shown in Figure 1 and Figure 2, the utility model comprises fuel injector test pump combination 1, is Z-shaped mounting bracket 2, protective cover 3, fuel injector test pump combination 1 is fixed on mounting bracket 2 one sides, the utility model can be fixed on the pedestal 6 by 4 mounting holes 22 on mounting bracket 2 lower side panels.Tested oil sprayer 4 is bearing on the fork-shaped plate 21 of mounting bracket 2 opposite sides, and fuel injector test pump 11 output terminals are fixedlyed connected by oil pipe 5 with tested oil sprayer 4, and fuel injector test pump 11 also is provided with the fuel sucking pipe 111 of oil suction from fuel tank.The control mechanism of fuel injector test pump 11 be used to control the high pressure oil pressure oil circuit that outputs to tested oil sprayer 4 unlatching, close and regulate oil circuit pressure, pressure gauge 7 is used to test the output oil pressure of fuel injector test pump 11.Shielded closure mechanism 3 is installed in rotation on mounting bracket 2 opposite sides below, comprise protective housing 31, protective housing chassis 32, protective housing rotating mechanism 33, protective housing 31 is positioned at the below of tested oil sprayer 4 jets, and protective housing 31 upper ends are opened wide, and the lower end is fixed on protective housing chassis 32 upsides; Protective housing chassis 32 is bucket shape, and its downside is provided with fuel outlet 321, and connecting plate 334 is radially extended on protective housing chassis 32, fixedlys connected with protective housing rotating mechanism 33 in described connecting plate 334 outer ends.
Protective housing rotating mechanism 33 comprises guide rod 331, guide pin bushing 332, handle 333, guide rod 331 upper ends and 334 welderings of guide rod connecting plate connect, guide rod connecting plate 334 is fixed on mounting bracket 2 upsides by fastening piece, guide rod 331 lower ends are sleeved in the guide pin bushing 332, connecting plate 334 outer ends and guide pin bushing 332 welderings connect, and handle 333 1 ends and the weldering of guide pin bushing 332 upper ends connect.Termination, guide rod 331 lower end is provided with the guide pin bushing position-limit mechanism that is made of lateral pin 335, and lateral pin 335 passes across termination, guide rod 331 lower end, and guide pin bushing 332 lower end abutment are spacing to it on lateral pin 335.Handle with sleeve 333, make guide pin bushing 332 around guide rod 331 rotational, protective housing 31 can be shifted out from tested oil sprayer 4 belows, be convenient to remove residual mist of oil in the clean protective housing 31, eliminate of the interference of the residual mist of oil of tested oil sprayer 4 ejections test next time.
Protective housing 31 adopts transparent material to make, and present embodiment adopts transparent organic glass to make, and also can adopt other transparent material, can clearly observe the oil atomization situation of tested oil sprayer 4 ejections outside transparent protective housing 31.Protective housing 31 radially opposite side is provided with intakeport 311, can the mist of oil of tested oil sprayer 4 ejections all be extracted out by intakeport 311, also can emit by fuel outlet 321, eliminate the potential safety hazard of mist of oil volatilization from the diesel oil that the protective housing chassis 32 that is bucket shape is gathered.
In addition to the implementation, the utility model can also have other mode of executions, and all employings are equal to the technological scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (5)
1. injector testing equipment, comprise and it is characterized in that: comprise fuel injector test pump combination, mounting bracket, described mounting bracket is Z-shaped, the fuel injector test pump combination is fixed on mounting bracket one side, tested oil sprayer is bearing on the mounting bracket opposite side, and the fuel injector test pump output terminal is fixedlyed connected by oil pipe with tested oil sprayer; It is characterized in that: also be provided with protective cover, described protective cover is installed in rotation on mounting bracket opposite side below, comprise protective housing, protective housing chassis, protective housing rotating mechanism, described protective housing is positioned at the below of tested oil sprayer jet, the protective housing upper end is opened wide, and the protective housing lower end is fixed on protective housing chassis upside, and the downside on protective housing chassis is provided with fuel outlet, connecting plate is radially extended on the protective housing chassis, and described connecting plate outer end links to each other with the protective housing slewing gear.
2. injector testing equipment as claimed in claim 1, it is characterized in that: described protective housing rotating mechanism comprises guide rod, guide pin bushing, handle, fixedly connected with the mounting bracket upside by the guide rod connecting plate in described guide rod upper end, lower end of the guide rod is sleeved in the guide pin bushing, fixedly connected with guide pin bushing in described connecting plate outer end, described handle one end is fixed on the guide pin bushing upper end; Described lower end of the guide rod termination is provided with the guide pin bushing position-limit mechanism.
3. injector testing equipment as claimed in claim 1 is characterized in that: described protective housing radially opposite side is provided with intakeport.
4. injector testing equipment as claimed in claim 3 is characterized in that: described protective housing adopts transparent material to make.
5. injector testing equipment as claimed in claim 2 is characterized in that: described guide pin bushing position-limit mechanism comprises lateral pin, and described lateral pin passes across the lower end of the guide rod termination, and the guide pin bushing lower end abutment is on lateral pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201908805U CN202091083U (en) | 2011-06-08 | 2011-06-08 | Test stand for fuel injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201908805U CN202091083U (en) | 2011-06-08 | 2011-06-08 | Test stand for fuel injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202091083U true CN202091083U (en) | 2011-12-28 |
Family
ID=45366152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201908805U Expired - Lifetime CN202091083U (en) | 2011-06-08 | 2011-06-08 | Test stand for fuel injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202091083U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226436A (en) * | 2011-06-08 | 2011-10-26 | 镇江中船设备有限公司 | Fuel injector test bed |
| CN103397966A (en) * | 2013-07-02 | 2013-11-20 | 广西玉柴机器股份有限公司 | Method and device for detecting starting pressure and spraying of oil sprayer |
| CN103807074A (en) * | 2014-01-21 | 2014-05-21 | 天津大学 | Oil sprayer spraying drop point testing device |
-
2011
- 2011-06-08 CN CN2011201908805U patent/CN202091083U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226436A (en) * | 2011-06-08 | 2011-10-26 | 镇江中船设备有限公司 | Fuel injector test bed |
| CN102226436B (en) * | 2011-06-08 | 2013-04-17 | 镇江中船设备有限公司 | Fuel injector test bed |
| CN103397966A (en) * | 2013-07-02 | 2013-11-20 | 广西玉柴机器股份有限公司 | Method and device for detecting starting pressure and spraying of oil sprayer |
| CN103807074A (en) * | 2014-01-21 | 2014-05-21 | 天津大学 | Oil sprayer spraying drop point testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111228 Effective date of abandoning: 20130417 |
|
| RGAV | Abandon patent right to avoid regrant |