CN203745078U - Test bracket used for testing vibration noise of automobile fuel pump and fuel tank assembly - Google Patents
Test bracket used for testing vibration noise of automobile fuel pump and fuel tank assembly Download PDFInfo
- Publication number
- CN203745078U CN203745078U CN201420096522.1U CN201420096522U CN203745078U CN 203745078 U CN203745078 U CN 203745078U CN 201420096522 U CN201420096522 U CN 201420096522U CN 203745078 U CN203745078 U CN 203745078U
- Authority
- CN
- China
- Prior art keywords
- fuel tank
- cross bar
- tank assembly
- vibration noise
- test 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
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 44
- 239000002828 fuel tank Substances 0.000 title claims abstract description 32
- 239000000446 fuel Substances 0.000 title claims abstract description 19
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005476 soldering Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000010761 intermediate fuel oil Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model discloses a test bracket used for testing vibration noise of an automobile fuel pump and a fuel tank assembly, which comprises a fuel tank fixing support and a sensor fixing support, wherein the fuel tank fixing support and the sensor fixing support are independently arranged; the fuel tank fixing support comprises a bottom base and four longitudinal adjusting rods arranged on the base and capable of sliding on the base; a telescopic horizontal adjustable supporting arm is arranged movably on the longitudinal adjusting rod; and the horizontal adjustable supporting arm can rotate along the longitudinal adjusting rod and move vertically. According to the test bracket used for testing vibration noise of the automobile fuel pump and the fuel tank assembly, the position of each fixing point can be adjusted according to the size of the fuel tank assembly, installation is convenient, generality is good, and the test bracket can be widely applied to the field of testing the vibration noise of the automobile fuel pump and the fuel tank assembly.
Description
Technical field
The utility model relates to automobile fuel pump and tank assembly vibration and noise test field, especially relates to a kind of test bracket for testing automobile fuel pump and tank assembly vibration noise.
Background technology
In recent years, due to being gradually improved of auto NVH technology, fuel system, as the appreciable important sound source of occupant, has become one of the topmost factor of idle noise that affects, and more and more receives Liao Ge main engine plants and client's concern.At present, although some manufacturers are also carrying out dependence test on market, with the NVH performance of exploitation or checking fuel pump and tank assembly, but to there is no unified code requirement in the method for testing and stand industry, the problems such as uncontrollable test boundary condition and test figure comparability be poor are therefore caused in test process.
As Chinese Patent Application No. 201120264107.9 discloses a kind ofly for testing the combined type test bracket of fuel tank internal combustion oil pump monomer noise, it comprises four L shaped trays and a fixing support for microphone; Described L shaped tray is supported on respectively on four angles of Oil pump flange; Described fixing support for microphone is connected on one of them L shaped tray, and extend Oil pump flange directly over.This structure can choose at random fulcrum according to fuel tank shape, can meet the requirement of test specification, easily and effectively.But this structure can not just regulate, to being difficult to fix with irregular fuel tank, and poor stability; In addition, because sensor fixed support is fixed on fuel tank fixed support, easily cause interference, cause test data inaccurate.
Utility model content
The purpose of this utility model is to provide a kind of test bracket for testing automobile fuel pump and tank assembly vibration noise, solve existing automobile fuel pump and tank assembly vibration and noise test test intermediate fuel oil case fixed support range of adjustment little, the problem that versatility is poor.
The utility model solves the technical scheme that its technical matters adopts: a kind of test bracket for testing automobile fuel pump and tank assembly vibration noise, comprises fuel tank fixed support and sensor fixed support; Described fuel tank fixed support and the separate setting of sensor fixed support, 4 longitudinal adjuster bars that described fuel tank fixed support comprises bottom base and is arranged on pedestal and can slides on pedestal, longitudinally on adjuster bar, be movably set with the adjustable trailing arm of telescopic level, described level is adjustable trailing arm longitudinally adjuster bar rotates and moves up and down.
Move for convenience of longitudinal adjuster bar, described pedestal is the rectangular susceptor that rectangle hollow square tubes soldering forms, and the bottom of described longitudinal adjuster bar is provided with and is enclosed within the wherein sliding sleeve in a rectangle hollow square tube of pedestal, and sliding sleeve drives longitudinal adjuster bar to move on pedestal; On sliding sleeve, be provided with threaded hole, and by bolt, sliding sleeve be fixed on pedestal.
Move up and down and rotate for convenience of Level tune trailing arm, described level is adjustable, and trailing arm comprises the sleeve pipe being enclosed within on longitudinal adjuster bar, is provided with threaded hole on sleeve pipe, and sleeve pipe is bolted on longitudinal adjuster bar.
Further, described level is adjustable, and trailing arm also comprises the first cross bar being fixedly connected with sleeve pipe, be enclosed within telescopic the second cross bar in the first cross bar, the front end of the second cross bar is fixedly installed brace, is provided with the fixed orifice coordinating with fuel tank set bolt or steel band on brace.
Preferably, described the first cross bar and the second cross bar are rectangle hollow square tube, on the first cross bar, are provided with threaded hole, by bolt, the second cross bar are fixed on the first cross bar.
The beneficial effects of the utility model: by the tangential movement of longitudinal adjuster bar and the rotation of the adjustable trailing arm of level, move up and down and scalability, from each orientation adjustment position, meet the fixing requirement of different fuel tanks, versatility is high.And easy to adjust, fast, fixing reliable.The brace of level is adjustable trailing arm front end facilitates the fuel tank that steel band is fixed or bolt mode is fixing to be connected and fixed.Described the first cross bar and the second cross bar all adopt rectangle hollow square tube, simple in structure, draw materials conveniently, and convenient adjustment.Described pedestal and shift sleeve structure, easy for installation, cost is low.
Below with reference to drawings and Examples, the utility model is described in detail.
Brief description of the drawings
Fig. 1 is perspective view of the present utility model.
Embodiment
Embodiment, as shown in Figure 1, a kind of test bracket for testing automobile fuel pump and tank assembly vibration noise, comprises fuel tank fixed support and sensor fixed support; Described fuel tank fixed support and the separate setting of sensor fixed support, while avoiding testing, the vibration of main body is transmitted by support, thereby microphone signal is produced and disturbed.4 longitudinal adjuster bars 2 that described fuel tank fixed support comprises bottom base 1 and is arranged on pedestal 1 and can slides on pedestal 1, longitudinally on adjuster bar 2, be movably set with the adjustable trailing arm 3 of telescopic level, described level is adjustable trailing arm 3 longitudinally adjuster bar 2 rotates and moves up and down.
The rectangular susceptor that described pedestal 1 forms for rectangle hollow square tubes soldering, wherein two longitudinal adjuster bars 2 are fixed on two angles of pedestal 1, and two other longitudinal adjuster bar 2 is movably arranged on two opposite side of pedestal 1.The bottom of described longitudinal adjuster bar 2 is provided with and is enclosed within the wherein sliding sleeve 4 in a rectangle hollow square tube of pedestal, and sliding sleeve 4 drives and longitudinally regulates 2 on pedestal 1, to move; On sliding sleeve 4, be provided with threaded hole, when after longitudinal adjuster bar 2 location positionings, by bolt, sliding sleeve 4 be fixed on pedestal 1.
Described level is adjustable, and trailing arm 3 comprises the sleeve pipe 31 being enclosed within on longitudinal adjuster bar 2, on sleeve pipe 31, is provided with threaded hole, and sleeve pipe 31 compresses longitudinal adjuster bar 2 by bolt and is fixed on longitudinal adjuster bar 2.Described sleeve pipe 31 is fixedly connected with the first cross bar 32, be enclosed within interior telescopic the second cross bar 33 of the first cross bar 32, described the first cross bar 32 and the second cross bar 33 are rectangle hollow square tube, on the first cross bar 32, are provided with threaded hole, by bolt, the second cross bar 33 are fixed on the first cross bar 32.The front end of the second cross bar 33 is fixedly installed brace 34, is provided with the fixed orifice 35 coordinating with fuel tank set bolt or steel band on brace 34.The front end of described level is adjustable trailing arm 3 is provided with dismountable vibration isolation cushion, and cushion shore hardness is 45～60, and thickness is 10mm, is delivered to the vibration of stand for the external world that decays, warranty test result accuracy.
In the time that fuel tank assembly is installed, according to the size and shape of fuel tank assembly, moving horizontally longitudinal adjuster bar 2 determines and makes its position meet the size of fuel tank assembly, then by height, the anglec of rotation and the horizontal extension amount of the adjustable trailing arm 3 of adjusting level, find the fixed position that fuel tank assembly is suitable, then by the brace 34 use bolts of 4 adjustable trailing arm 3 front ends of level, fuel tank (steel band) is fixed.The utility model is simple in structure, facilitates the adjusting of support all directions, can be fixed for the fuel tank assembly of different size size, and versatility is good.
Claims (6)
1. for the test bracket of testing automobile fuel pump and tank assembly vibration noise, comprise fuel tank fixed support and sensor fixed support; It is characterized in that: described fuel tank fixed support and the separate setting of sensor fixed support, described fuel tank fixed support comprises bottom base (1) and is arranged on 4 longitudinal adjuster bars (2) that pedestal (1) is upper and can above slide at pedestal (1), longitudinally on adjuster bar (2), be movably set with the adjustable trailing arm of telescopic level (3), described level is adjustable trailing arm (3) longitudinally adjuster bar (2) rotates and moves up and down.
2. the test bracket for testing automobile fuel pump and tank assembly vibration noise as claimed in claim 1, it is characterized in that: the rectangular susceptor that described pedestal (1) forms for rectangle hollow square tubes soldering, the bottom of described longitudinal adjuster bar (2) is provided with and is enclosed within the wherein sliding sleeve (4) in a rectangle hollow square tube of pedestal, and sliding sleeve (4) drives longitudinal adjuster bar (2) upper mobile at pedestal (1); Sliding sleeve is provided with threaded hole on (4), and by bolt, sliding sleeve (4) is fixed on pedestal (1).
3. the test bracket for testing automobile fuel pump and tank assembly vibration noise as claimed in claim 1 or 2, it is characterized in that: described level is adjustable, and trailing arm (3) comprises the sleeve pipe (31) being enclosed within on longitudinal adjuster bar (2), sleeve pipe is provided with threaded hole on (31), and sleeve pipe (31) is bolted on longitudinal adjuster bar (2).
4. the test bracket for testing automobile fuel pump and tank assembly vibration noise as claimed in claim 3, it is characterized in that: described level is adjustable, and trailing arm (3) also comprises the first cross bar (32) being fixedly connected with sleeve pipe (31), be enclosed within telescopic the second cross bar (33) in the first cross bar (32), the front end of the second cross bar (33) is fixedly installed brace (34), is provided with the fixed orifice (35) coordinating with fuel tank set bolt or steel band on brace (34).
5. the test bracket for testing automobile fuel pump and tank assembly vibration noise as claimed in claim 4, it is characterized in that: described the first cross bar (32) and the second cross bar (33) are rectangle hollow square tube, the first cross bar is provided with threaded hole on (32), by bolt, the second cross bar (33) is fixed on the first cross bar (32).
6. the test bracket for testing automobile fuel pump and tank assembly vibration noise as described in claim 4 or 5, is characterized in that: the front end of described level is adjustable trailing arm (3) is provided with vibration isolation cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420096522.1U CN203745078U (en) | 2014-03-04 | 2014-03-04 | Test bracket used for testing vibration noise of automobile fuel pump and fuel tank assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420096522.1U CN203745078U (en) | 2014-03-04 | 2014-03-04 | Test bracket used for testing vibration noise of automobile fuel pump and fuel tank assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203745078U true CN203745078U (en) | 2014-07-30 |
Family
ID=51344865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420096522.1U Expired - Lifetime CN203745078U (en) | 2014-03-04 | 2014-03-04 | Test bracket used for testing vibration noise of automobile fuel pump and fuel tank assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203745078U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136441A (en) * | 2015-08-24 | 2015-12-09 | 奇瑞汽车股份有限公司 | System used for detecting operation vibration and noise characteristics of automobile fuel pump and fuel tank assembly and method |
| CN106468615A (en) * | 2015-08-18 | 2017-03-01 | 联合汽车电子有限公司 | Simulation fuel tank for oil pump bracket assembly vibration test and vibration test system |
| CN107498478A (en) * | 2016-06-14 | 2017-12-22 | 北京普莱德新能源电池科技有限公司 | A kind of battery system vibration-testing fixing tool |
| CN108844756A (en) * | 2018-09-06 | 2018-11-20 | 奇瑞汽车股份有限公司 | Detect the system and method for automobile fuel pump and fuel tank assembly operational shock and noise |
| CN109027541A (en) * | 2018-07-31 | 2018-12-18 | 合肥集源穗意液压技术股份有限公司 | A kind of oil pump noise detection device |
| CN109632083A (en) * | 2018-12-17 | 2019-04-16 | 来洪建 | A kind of device of noise in calculating CT images |
| CN109916503A (en) * | 2019-03-22 | 2019-06-21 | 重庆长安汽车股份有限公司 | A kind of fuel tank rocks sounding method for testing |
| CN110361178A (en) * | 2019-07-22 | 2019-10-22 | 重庆长安汽车股份有限公司 | A kind of fixation bracket of automotive oil tank monomer experiment |
| CN113959708A (en) * | 2021-10-11 | 2022-01-21 | 浙江吉利控股集团有限公司 | Automobile fuel tank valve body noise test rack and valve body noise test method |
-
2014
- 2014-03-04 CN CN201420096522.1U patent/CN203745078U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468615A (en) * | 2015-08-18 | 2017-03-01 | 联合汽车电子有限公司 | Simulation fuel tank for oil pump bracket assembly vibration test and vibration test system |
| CN106468615B (en) * | 2015-08-18 | 2019-08-13 | 联合汽车电子有限公司 | Simulation fuel tank and vibration test system for oil pump bracket assembly vibration test |
| CN105136441A (en) * | 2015-08-24 | 2015-12-09 | 奇瑞汽车股份有限公司 | System used for detecting operation vibration and noise characteristics of automobile fuel pump and fuel tank assembly and method |
| CN107498478A (en) * | 2016-06-14 | 2017-12-22 | 北京普莱德新能源电池科技有限公司 | A kind of battery system vibration-testing fixing tool |
| CN109027541A (en) * | 2018-07-31 | 2018-12-18 | 合肥集源穗意液压技术股份有限公司 | A kind of oil pump noise detection device |
| CN108844756A (en) * | 2018-09-06 | 2018-11-20 | 奇瑞汽车股份有限公司 | Detect the system and method for automobile fuel pump and fuel tank assembly operational shock and noise |
| CN109632083A (en) * | 2018-12-17 | 2019-04-16 | 来洪建 | A kind of device of noise in calculating CT images |
| CN109916503A (en) * | 2019-03-22 | 2019-06-21 | 重庆长安汽车股份有限公司 | A kind of fuel tank rocks sounding method for testing |
| CN110361178A (en) * | 2019-07-22 | 2019-10-22 | 重庆长安汽车股份有限公司 | A kind of fixation bracket of automotive oil tank monomer experiment |
| CN110361178B (en) * | 2019-07-22 | 2021-04-06 | 重庆长安汽车股份有限公司 | Fixed bolster of car oil tank monomer experiment |
| CN113959708A (en) * | 2021-10-11 | 2022-01-21 | 浙江吉利控股集团有限公司 | Automobile fuel tank valve body noise test rack and valve body noise test method |
| CN113959708B (en) * | 2021-10-11 | 2024-03-12 | 浙江吉利控股集团有限公司 | Automobile fuel tank valve body noise test bench and valve body noise test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |