CN206847953U - Vehicle impact testing P series child dummy belly caliberating devices - Google Patents
Vehicle impact testing P series child dummy belly caliberating devices Download PDFInfo
- Publication number
- CN206847953U CN206847953U CN201720445628.1U CN201720445628U CN206847953U CN 206847953 U CN206847953 U CN 206847953U CN 201720445628 U CN201720445628 U CN 201720445628U CN 206847953 U CN206847953 U CN 206847953U
- Authority
- CN
- China
- Prior art keywords
- belly
- pressure plare
- insert
- support frame
- child dummy
- 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.)
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Abstract
The utility model category vehicle crash test field, more particularly to a kind of vehicle impact testing P series child dummy belly caliberating devices, including base, be fixedly installed on described base support frame, can be pressed into described support frame experiment child dummy belly insert, the balancing weight for the heavy 30N being arranged on above the heavy 20N pressure plare and the pressure plare described in being arranged on described belly insert top；Described pressure plare is rectangular slab and the diagonal position of rectangular long side is provided with pilot hole by symmetric points of rectangular central point；The lead being fixedly connected with described base is provided with described pilot hole；Described pressure plare side is provided with fixed graduated scale.The utility model causes the precision that belly demarcates and efficiency to be all improved, and guider causes pressure plare to be in horizontality all the time, it is no longer necessary to extra manual adjustment its to horizontality, reduce the workload in calibration process.
Description
Technical field
A kind of the utility model category vehicle crash test field, and in particular to vehicle impact testing P series child dummies
Belly caliberating device.
Background technology
At present, child dummy is in vehicle impact testing, and evaluation child restrainnt system provides safeguard protection for child passenger
The main tool of degree, its biological fitness determines that dummy is to the simulation degree of actual collision process in experiment, so as to directly
Have influence on the reliability of result of the test.Therefore, in order to ensure experiment has repeatability well with child dummy, test forward and backward
Experiment must be demarcated with child dummy.Further, since the child restrainnt system that China uses at present is consolidated using safety belt
Determine the large percentage that mode occupies, and the directly fixed method that uses of seat belts causes the frequency of child dummy abdominal injuries most
Height, therefore, evaluated for child dummy abdominal injuries and just seem necessary, and to testing with dummy's belly insert
Calibration, it is to ensure that dummy's abdominal injuries order of severity evaluation result is accurately basic.
The related request of P series child dummy demarcation is had been presented in European standard ECE R44 at present, but not
Specific scaling method is provided, as shown in figure 1, rigid support block 2 is placed on any level plate face 1 by standard requirement, then
The groove ends of dummy's belly insert 3 are pressed into rigid support block according to direction as shown in Figure 1, then by pressing plate 4 to insert
Successively apply 20N initial load respectively vertically downward, and 50N sustained load, the duration of sustained load are at least 2
Minute, determine if to fail by measuring deformation quantity of the insert between stand under load twice.At present, domestic test mechanism is directed to
Also without fixed unified device, most test mechanism is carried out using aid for the belly insert demarcation of child dummy
Simple demarcation, it may be said that its accuracy demarcated and science all hardly result in guarantee.If directly using several shown in Fig. 1
Device is demarcated, it is difficult to which keep level state, thus needs multiple testing crews after pressure plare stand under load in calibration process
Regulation repeatedly is coordinated to realize that not only operating efficiency is low, and whether the measurement of belly insert deflection accurately cannot also be protected
Barrier.
Utility model content
The purpose of this utility model is being difficult keep level after pressure plare stand under load in overcoming calibration process in the prior art
State and the multiple testing crews of needs coordinate regulation repeatedly to realize that not only operating efficiency is low, belly insert deflection
Measurement whether accurate the defects of cannot also ensureing, there is provided a kind of vehicle impact testing is demarcated with P series child dummies belly
Device.
The utility model to achieve the above object, using following technical scheme：
A kind of vehicle impact testing P series child dummy belly caliberating devices, including base, be fixedly installed on it is described
Support frame on base, can be pressed into described support frame experiment child dummy belly insert, be arranged on described abdomen
The balancing weight of the heavy 20N on portion insert top pressure plare and the heavy 30N being arranged on above described pressure plare；Described pressure
Power plate is rectangular slab and the diagonal position of rectangular long side is provided with pilot hole by symmetric points of rectangular central point；
The lead being fixedly connected with described base is provided with described pilot hole；Described pressure plare side is provided with fixed
Graduated scale.
The described graduated scale of connection is provided with slide scale with described pressure plare；Described slide scale includes being fixed on
Fixture on described pressure plare and the cunning for being fastened on described graduated scale both sides being fixedly connected with described fixture
Block.
Chute is provided with described lead, described pilot hole is provided with the ball matched with described chute.
Described support frame is L-type, and the vertical portion of described support frame is used to be pressed into described belly insert, described
Horizontal component be used for be fixedly connected with described base.
Compared with prior art, the beneficial effects of the utility model are：
By setting pilot hole for pressure plare, while the lead of matching is set, pressure plare can not only be kept in level
Realize and move up and down under state, and may insure that insert entirety stand under load is uniform, so by measuring any position of pressure plare
Difference in height between stand under load twice, you can determine the deflection of belly insert, the precision and efficiency of the belly demarcation made are all
Be improved, and guider causes pressure plare to be in horizontality all the time, it is no longer necessary to extra manual adjustment its to water
Level state, reduce the workload in calibration process.The patent be applied to institute it is in need carry out belly insert demarcation P it is serial
Child dummy.And the weight configuration of pressure plare and balancing weight is tried out in existing ECE R44 Europe superscripts.
As one kind therein preferably, the setting of mobile scale can facilitate people intuitively to carry out reading, it is not necessary to extra
Work go carry out two-sided measurement.
Brief description of the drawings
Fig. 1 is the calibration structure schematic diagram of prior art；
Fig. 2 is that the utility model vehicle impact testing is illustrated with the calibration structure of P series child dummy belly caliberating devices
Figure；
Embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings
The utility model is described in further detail with most preferred embodiment.
Fig. 2 shows a kind of vehicle impact testing P series child dummy belly caliberating device, including base 8, fixed setting
Support frame 7 on described base, can be pressed into described support frame experiment child dummy belly insert 6, set
In the weight 20N on described belly insert top pressure plare 5 and the counterweight for the heavy 30N being arranged on above described pressure plare
Block 12；Described pressure plare be rectangular slab and by symmetric points of rectangular central point in the diagonal position of rectangular long side
It is provided with pilot hole；In order to increase the contact area of pilot hole and lead, the movement of the progress vertical direction made it easier to,
A kind of preferred embodiment of the present utility model is that the pilot hole position correspondence on pressure plare sets guide cylinder.Described pilot hole
Inside it is provided with the lead 10 being fixedly connected with described base；Described pressure plare side is provided with fixed graduated scale 9.Even
Connect described graduated scale and described pressure plare is provided with slide scale 11；Described slide scale includes being fixed on described pressure
Fixture on power plate and the sliding block for being fastened on described graduated scale both sides being fixedly connected with described fixture.Described
Chute is provided with lead, described pilot hole is provided with the ball matched with described chute.Described support frame is L
Type, the vertical portion of described support frame are used to being pressed into described belly insert, described horizontal component be used for it is described
Base is fixedly connected.
In order that pressure plare apply carry it is forward and backward remain horizontality, so that it is guaranteed that insert stand under load is uniform, Jin Erneng
Enough overall performance features for accurately obtaining insert, and in order to reduce manual adjustment process in calibration process as far as possible, we
Guider is introduced for pressure plare, as shown in Fig. 2 pressure plare 5 all can when being acted on by different loads in calibration process
Moved along the guide rod 10 fixed vertical with base, therefore, as long as caliberating device is placed in a horizontal plane by calibration process
Upper progress, it can remain that pressure plare is in horizontality, so that it is guaranteed that the measurement accuracy of insert deformation quantity.
The utility model impact test is with P series child dummy belly caliberating devices as shown in Fig. 2 measuring scale is pressure plare
Height measuring device, it is made up of the scale portion and slide scale two parts of fixed part, and slide scale part can phase
Vertical scale plate is slided up and down, fixed block and the upper surface of pressure plare 5 of slide scale are in same level, slide scale
Graduation indication end face is at a distance of 10mm, fixed seat upper surface and the base upper surface distance of graduated scale with the upper surface of pressure plare 8
10mm, the groove of graduated scale 0 are located at the contact position of graduated scale fixed seat and vertical scale chi, first by whole device in calibration process
A horizontal plane is placed in, then rigid cage is positioned among two guide rods, direction is as shown in Fig. 2 then embedding by belly
Enter the vertical end press-in of the reeded one end alignment rigid cage of thing, groove inner surface is connect with rigid support block upper surface
Touch, then pressure plare is contacted by guide rod upper end with insert surface, pressure plare weight 20N, therefore, insert is applied first
20N initial loads provided by pressure plare self gravitation, then record lower pressure plate upper level value H3, then pressure plare applied
Add 30N balancing weight, now balancing weight and pressure plare apply 50N sustained load for belly insert jointly, observe and record 2
The height value H4 of pressure plare upper surface after minute, the both heights value H3 and H4 of measurement are made poor (H3-H4), it is abdomen to make poor result
The deformation quantity of portion's insert, poor result will be made compared with the laws and regulations requirement that P series child dummies belly demarcates deflection, i.e.,
It can determine whether the belly insert of this child dummy fails.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (4)
1. a kind of vehicle impact testing P series child dummy belly caliberating devices, it is characterised in that set including base, fixation
Put the support frame on described base, can be pressed into described support frame experiment child dummy belly insert, set
In the heavy 20N on described belly insert top pressure plare and the counterweight for the heavy 30N being arranged on above described pressure plare
Block；Described pressure plare is rectangular slab and installed by symmetric points of rectangular central point in the diagonal bits of rectangular long side
It is equipped with pilot hole；The lead being fixedly connected with described base is provided with described pilot hole；Described pressure plare side
It is provided with fixed graduated scale.
2. vehicle impact testing according to claim 1 P series child dummy belly caliberating devices, it is characterised in that
The described graduated scale of connection is provided with slide scale with described pressure plare；Described slide scale includes being fixed on described pressure
Fixture on power plate and the sliding block for being fastened on described graduated scale both sides being fixedly connected with described fixture.
3. vehicle impact testing according to claim 1 P series child dummy belly caliberating devices, it is characterised in that
Chute is provided with described lead, described pilot hole is provided with the ball matched with described chute.
4. vehicle impact testing according to claim 1 P series child dummy belly caliberating devices, it is characterised in that
Described support frame is L-type, and the vertical portion of described support frame is used to be pressed into described belly insert, and horizontal component is used for
It is fixedly connected with described base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720445628.1U CN206847953U (en) | 2017-04-26 | 2017-04-26 | Vehicle impact testing P series child dummy belly caliberating devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720445628.1U CN206847953U (en) | 2017-04-26 | 2017-04-26 | Vehicle impact testing P series child dummy belly caliberating devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206847953U true CN206847953U (en) | 2018-01-05 |
Family
ID=60794106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720445628.1U Expired - Fee Related CN206847953U (en) | 2017-04-26 | 2017-04-26 | Vehicle impact testing P series child dummy belly caliberating devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206847953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115597813A (en) * | 2022-11-28 | 2023-01-13 | 中国汽车技术研究中心有限公司（Cn） | Lower abdomen impact test method and equipment for automobile crash test dummy |
-
2017
- 2017-04-26 CN CN201720445628.1U patent/CN206847953U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115597813A (en) * | 2022-11-28 | 2023-01-13 | 中国汽车技术研究中心有限公司（Cn） | Lower abdomen impact test method and equipment for automobile crash test dummy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20200426 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |