CN204575286U - A kind of transmitter protective device - Google Patents
A kind of transmitter protective device Download PDFInfo
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- CN204575286U CN204575286U CN201520171307.8U CN201520171307U CN204575286U CN 204575286 U CN204575286 U CN 204575286U CN 201520171307 U CN201520171307 U CN 201520171307U CN 204575286 U CN204575286 U CN 204575286U
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- Prior art keywords
- protective shield
- protective
- transmitter
- shield
- supporter
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- 230000001681 protective effect Effects 0.000 title claims abstract description 219
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000005476 soldering Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 12
- 238000009863 impact test Methods 0.000 abstract description 9
- 210000002414 leg Anatomy 0.000 description 23
- 230000006378 damage Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000011981 development test Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model provides a kind of transmitter protective device, belongs to pedestrian impact testing equipment field.It can, when carrying out the test of leg model collision, avoid transmitter to be damaged.The transmitter protective device that the utility model proposes comprises the first protective shield, described first protective shield offers and launches hole, described first protective shield is provided with the protective door for launching hole described in opening and closing, described first protective shield is connected with the first supporter erect for supporting it, and a vertical edge of described first protective shield is connected with the second protective shield, another relative vertical edge is connected with the 3rd protective shield, described first protective shield, described second protective shield and described 3rd protective shield are in same plane.The utility model is for protecting the transmitter of pedestrian impact test.
Description
Technical field
The utility model belongs to pedestrian impact testing equipment field, particularly relates to a kind of transmitter protective device.
Background technology
Pedestrian is the second largest traffic accident object being only second to passenger, therefore carries out pedestrian protecting development test and is very important.At present; pedestrian protecting development test is mainly divided into two kinds; one utilizes real vehicle and crash dummy to carry out impact test (being called for short dummy model to test), and another kind utilizes simulation dummy parts to carry out impulse test (being called for short partial model test) to real vehicle or automobile component.Wherein, partial model tests impact test, thigh model and the impact test of hood leading edge and the impact test of head module and hood upper surface that comprise leg model and bumper bar.
For the impact test of leg model and bumper, usually adopt transmitter to be transmitted on nerf bar by leg model, by collecting the data of leg model, the extent of injury evaluating pedestrian's leg type is evaluated.Carrying out in this impact test, in order to avoid the bounce-back of leg model strikes on transmitter, damage is caused to transmitter, prior art discloses a kind of protection device of launching rack (notification number: CN 201772988 U), this protective device comprises baffle plate, shutter, baffle plate offers and launches hole, and shutter and baffle plate spring hinge are fixed on the outside of baffle plate.When doing the test of leg model collision, first shield is fixed on the front end of launcher, pull open shutter, then leg model is launched frame and ejects from launching hole, unclamp shutter again, shutter is return under the effect of spring hinge, covers and launches hole, blocked by shield and shutter after the bounce-back of leg model, prevent leg model from bumping against on launcher and damage launcher.But because the area of shield is relatively little, leg model because the effect of natural resiliency is towards the direction bounce-back departing from shield, thus may be walked around shield and rebounds on launcher, causes damage to launcher.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of transmitter protective device, can, when carrying out the test of leg model collision, avoid transmitter to be damaged.
The purpose of this utility model realizes by following technical proposal:
A kind of transmitter protective device, comprise the first protective shield, described first protective shield offers and launches hole, described first protective shield is provided with the protective door for launching hole described in opening and closing, described first protective shield is connected with the first supporter erect for supporting it, and a vertical edge of described first protective shield is connected with the second protective shield, another relative vertical edge is connected with the 3rd protective shield, described first protective shield, described second protective shield and described 3rd protective shield are in same plane.
When carrying out lower leg crash test, first by the first supporter, the first protective shield is supported on the ground, and be arranged on the front end of transmitter, because the first protective shield, the second protective shield and the 3rd protective shield are close to being in same plane (being namely in complete opening-wide state), a shield so compared to existing technology increases pretective acreage; Then open protective door, leg model is launched device and ejects, and strikes on automobile via launching hole; Then protective door is closed.When leg model rebounds towards the direction of departing from the first protective shield, it can be struck on the second protective shield or the 3rd protective shield by bounce-back, thus avoids preferably striking transmitter and causing damage to transmitter.
At above-mentioned transmitter protective device, described first protective shield and described second protective shield, described 3rd protective shield are respectively by chain connection.By rotation second protective shield, the 3rd protective shield, transmitter protective device is folded up like this, be convenient to personnel's carrying, and the space that the protective device after folding takies is less, is convenient to deposit.
At above-mentioned transmitter protective device, described protective door is slidably connected on described first protective shield.Adjusted the openings of sizes of launching hole by slip protective door, can adapt with the leg model of different size.
At above-mentioned transmitter protective device, on described first protective shield near described in launch upper end, hole parts transversely be provided with row's upper roller, near described in launch lower end, hole parts transversely be provided with row's bottom roller, accordingly, the upper end of described protective door is provided with the upper idler wheel channel, the lower end that hold described upper roller and is provided with the bottom roller groove holding described bottom roller.This is because force of rolling friction is less than force of sliding friction, can reduce the resistance be subject to when protective door slides, protective door can be moved flexibly fast.
At above-mentioned transmitter protective device, described protective door is connected with rope, and when leg model is after launching hole, personnel can pull rope, thus drops protective door slip, and make protective door launch bore closure, this mode structure is simple, and easy to operate.
At above-mentioned transmitter protective device, described second protective shield is connected with the second supporter erect for supporter, and described 3rd protective shield is connected with the 3rd supporter erect for supporter.When carrying out the test of leg model collision, the first protective shield, the second protective shield and the 3rd protective shield firmly support simultaneously and are erected in ground by the first supporter, the second supporter and the 3rd supporter.
At above-mentioned transmitter protective device, described first supporter, described second supporter and described 3rd supporter include support bar, base for supporting in ladder shape, one end of described base for supporting is fixed on protective shield, and one end of described support bar is fixedly connected on protective shield, the other end is fixedly connected on the long limit of described base for supporting.Can find out, form leg-of-mutton supporting construction like this, improve the proof strength of protective shield preferably.
At above-mentioned transmitter protective device, the side connecting described support bar in described first protective shield, described second protective shield and described 3rd protective shield is provided with reinforcement.So not only can improve the proof strength of protective shield, and ensure the center of gravity deflection supporter side of protective shield, protective shield will be tilted to opposite side because supporter is too heavy.
At above-mentioned transmitter protective device, described first protective shield, described second protective shield and described 3rd protective shield relatively fasten by two pieces of iron plates and are welded.Such protective shield forms hollow structure, can either meet proof strength, and the weight ratio of protective shield can be made again lighter.
At above-mentioned transmitter protective device, described base for supporting is formed by many square tubes solderings, and described support bar and described reinforcement are square tube.Because the intensity of square tube is comparatively strong, therefore, it is possible to meet proof strength better, and weld the one-piece construction that formed also comparatively simply by square tube, easy to make.
Compared with prior art, the beneficial effects of the utility model: by connecting the second protective shield and the 3rd protective shield on the first protective shield, the first protective shield, the second protective shield and the 3rd protective shield is made substantially to be in same plane, leg model can be avoided to rebound strike on transmitter, and then damage is caused to transmitter.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the transmitter protective device that the utility model embodiment provides;
Fig. 2 is the schematic diagram of the first protective shield in the transmitter protective device that provides of the utility model embodiment;
Fig. 3 is the schematic diagram of the second protective shield (the 3rd protective shield) in the transmitter protective device that provides of the utility model embodiment.
Reference numeral: 10-first protective shield, 10a-second protective shield, 10b-the 3rd protective shield, 100-launches hole, 20-protective door, 30-first supporter, 30a-second supporter, 30b-the 3rd supporter, 300-base for supporting, 301, the long limit of 302-, 310-support bar 0,40-reinforcement, 50-upper roller, 60-bottom roller, 70-rope.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, the transmitter protective device that the utility model embodiment provides comprises the first protective shield 10, second protective shield 10a, 3rd protective shield 10b, wherein, first protective shield 10 is provided with and rectangular launches hole 100 and for opening and closing the rectangle protective door 20 that this launches hole 100, as shown in Figure 2, first protective shield 10 connect for supporting the first supporter 30 that it is erected in ground, shown in composition graphs 1 and Fig. 3, second protective shield 10a connects for supporting the second supporter 30a that it is erected in ground, 3rd protective shield 10b connects for supporting the 3rd supporter 30b that it is erected in ground, second protective shield 10a is connected on a wherein vertical edge of the first protective shield 10, 3rd protective shield 10b is connected on another vertical edge of the first protective shield 10, when the first protective shield 10, when second protective shield 10a and the 3rd protective shield 10b erects simultaneously and is supported on ground, three can be in same plane substantially, be conducive to increasing pretective acreage.
Wherein, first protective shield 10, second protective shield 10a, the 3rd protective shield 10b can be supported by the first supporter 30, second supporter 30a, the 3rd supporter 30b completely simultaneously, when strength of joint between three protective shields is enough, only can carries out support with one of them supporter or two supporters to three protective shields and fix.
It should be noted that, quantity that the is above-mentioned and protective shield shown in figure is only spiritual place of the present utility model for convenience of explanation, and is actually not limited thereto, and the utility model can also increase the quantity of protective shield to improve protective action further.
In the present embodiment, the connected mode of above-mentioned first protective shield 10 and the second protective shield 10a, the 3rd protective shield 10b preferably adopts chain connection, by rotation second protective shield 10a, the 3rd protective shield 10b, transmitter protective device can be folded into comparatively compact structure like this, be convenient to personnel's carrying and dismounting, improve test efficiency, and the space that the structure after folding takies is less, is convenient to deposit.
In addition, can also by rotating the second protective shield 10a, the 3rd protective shield 10b regulate they separately with the angle of the first protective shield 10, such as when the two (10a, 10b) is 180 ° with the first protective shield 10 respectively (three protective shields are in same plane), three protective shields form complete open type state; When the two (10a, 10b) is 90 ° with the first protective shield 10 respectively, three protective shields form semi-closed state; When the two (10a, 10b) respectively and the first protective shield 10 is between 90 ° ~ 180 ° time, three protective shields form half opening-wide state; The two (10a, 10b) can also form with the first protective shield 10 state being less than 90 °, but now will ensure that the minor increment between the second protective shield 10a and the 3rd protective shield 10b is at least greater than the transverse width launching hole 100.
When carrying out lower leg crash test, transmitter protective device being arranged on the front end of transmitter, making the first protective shield 10, second protective shield 10a and the 3rd protective shield 10b substantially be in complete open type state (or half opening-wide state); Then open protective door 20, leg model is launched device and ejects, and strikes on automobile via launching hole 100; Then protective door 20 is closed.When leg model rebounds towards the direction of departing from the first protective shield 10, it can be struck on the second protective shield 10a or the 3rd protective shield 10b by bounce-back, thus avoids striking on transmitter.
Can be found out by above-mentioned, the utility model can adapt to the needs under different situations by the protective position adjusting the second protective shield 10a and the 3rd protective shield 10b, and the test of rigid leg model collision and flexible leg model collision can be applied to, there is stronger dirigibility.
Protective door 20 can be fixed on the first protective shield 10 by spring hinge, also can be arranged on the first protective shield 10 by sliding type, the utility model illustrates in sliding manner, and as further preferred scheme, protective door 20 is arranged on the first protective shield 10 by roller-coaster mode.
Referring again to Fig. 1, above-mentioned rollers slide construction is: on the first protective shield 10 near the parts transversely launching upper end, hole 100 be provided with a row be fixed on support upper roller 50, be provided with near the parts transversely launching lower end, hole 100 bottom roller 60 that a row is fixed on support; The upper end of protective door 20 is provided with the upper idler wheel channel (not shown), the lower end that hold upper roller 50 and is provided with the bottom roller groove (not shown) holding bottom roller 60.Because force of rolling friction is less than force of sliding friction, the resistance be subject to when protective door 20 slides can be reduced, protective door 20 can be moved flexibly fast.
The rope 70 shown in Fig. 1 that above-mentioned protective door 20 can be connected by it drives it to slide on the first protective shield 10, when leg model is after launching hole 100, personnel can pull rope 70, thus drop protective door 20 and slide, and make protective door 20 will launch hole 100 and close.Certainly electronic mode can also be adopted to slide to drive protective door 20, adopt rope to pull the structure of mode comparatively simple, and easy to operate.
Continue with reference to Fig. 2 and Fig. 3, for the first supporter 30, the structure of the second supporter 30a and the 3rd supporter 30b, in order to easy to make, three can be made to have identical structure, specifically comprise two support bars 310, base for supporting 300 in ladder shape, the long limit 301 of base for supporting 300 two, one end of 302 is separately fixed on protective shield, one end of one of them support bar 310 is fixedly connected on protective shield, the other end is fixedly connected on a wherein long limit 301 of base for supporting 300, equally, one end of another support bar 310 1 support bars 310 is fixedly connected on protective shield, the other end is fixedly connected on another long limit 302 of base for supporting 300.Be not difficult to find out, leg-of-mutton supporting construction can be formed like this, improve the proof strength of protective device preferably.
In order to avoid protective shield turns forward because supporter is too heavy, the side of each protective shield connection support bar 310 can be provided with reinforcement 40 (shown in Fig. 2 or Fig. 3), so not only center of gravity can be balanced, the center of gravity being protective shield even is further to the rear a little, can also improve the proof strength of protective shield further.
In embodiment of the present utility model, in order to make further, transmitter protective device meets proof strength, structure is simple and easy to make, above-mentioned first protective shield 10, second protective shield 10a and the 3rd protective shield 10b fastens by the iron plate of two pieces of 2mm the hollow platy structure be welded relatively, base for supporting 300 is the ladder shape structures formed by many square tubes solderings, and support bar 310 and reinforcement 40 are also square tube.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (10)
1. a transmitter protective device, comprise the first protective shield (10), described first protective shield (10) offers launches hole (100), described first protective shield (10) is provided with the protective door (20) for launching hole (100) described in opening and closing, it is characterized in that, described first protective shield (10) is connected with the first supporter (30) erect for supporting it, and a vertical edge of described first protective shield (10) is connected with the second protective shield (10a), another relative vertical edge is connected with the 3rd protective shield (10b), described first protective shield (10), described second protective shield (10a) and described 3rd protective shield (10b) are in same plane.
2. transmitter protective device according to claim 1, is characterized in that, described first protective shield (10) and described second protective shield (10a), described 3rd protective shield (10b) are respectively by chain connection.
3. transmitter protective device according to claim 1, is characterized in that, described protective door (20) is slidably connected on described first protective shield (10).
4. transmitter protective device according to claim 3, it is characterized in that, described first protective shield (10) upper near described in launch hole (100) upper end parts transversely be provided with row's upper roller (50), near described in launch hole (100) lower end parts transversely be provided with row's bottom roller (60), accordingly, the upper end of described protective door is provided with the upper idler wheel channel, the lower end that hold described upper roller and is provided with the bottom roller groove holding described bottom roller.
5. transmitter protective device according to claim 3, is characterized in that, described protective door (20) is connected with rope (70).
6. the transmitter protective device according to any one of claim 1-5, it is characterized in that, described second protective shield (10a) is connected with the second supporter (30a) erect for supporter, and described 3rd protective shield (10b) is connected with the 3rd supporter (30b) erect for supporter.
7. transmitter protective device according to claim 6, it is characterized in that, described first supporter (30), described second supporter (30a) and described 3rd supporter (30b) include support bar (310), base for supporting (300) in ladder shape, one end of described base for supporting (300) is fixed on protective shield, and one end of described support bar (310) is fixedly connected on protective shield, the other end is fixedly connected on the long limit of described base for supporting (300).
8. transmitter protective device according to claim 7, it is characterized in that, the side connecting described support bar (310) in described first protective shield (10), described second protective shield (10a) and described 3rd protective shield (10b) is provided with reinforcement (40).
9. transmitter protective device according to claim 8, it is characterized in that, described first protective shield (10), described second protective shield (10a) and described 3rd protective shield (10b) relatively fasten by two pieces of iron plates and are welded.
10. transmitter protective device according to claim 8, is characterized in that, described base for supporting (300) is formed by many square tubes solderings, and described support bar (310) and described reinforcement (40) are square tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520171307.8U CN204575286U (en) | 2015-03-25 | 2015-03-25 | A kind of transmitter protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520171307.8U CN204575286U (en) | 2015-03-25 | 2015-03-25 | A kind of transmitter protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204575286U true CN204575286U (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520171307.8U Expired - Fee Related CN204575286U (en) | 2015-03-25 | 2015-03-25 | A kind of transmitter protective device |
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| Country | Link |
|---|---|
| CN (1) | CN204575286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546403A (en) * | 2016-10-18 | 2017-03-29 | 浙江吉利控股集团有限公司 | A kind of flexible leg tests protection device |
-
2015
- 2015-03-25 CN CN201520171307.8U patent/CN204575286U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546403A (en) * | 2016-10-18 | 2017-03-29 | 浙江吉利控股集团有限公司 | A kind of flexible leg tests protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 |