CN103245480B - Simulation crash test device for safety chair - Google Patents
Simulation crash test device for safety chair Download PDFInfo
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- CN103245480B CN103245480B CN201310133635.4A CN201310133635A CN103245480B CN 103245480 B CN103245480 B CN 103245480B CN 201310133635 A CN201310133635 A CN 201310133635A CN 103245480 B CN103245480 B CN 103245480B
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- rolling wheel
- ratchet
- coaster
- actuating unit
- test device
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Abstract
The invention discloses a kind of simulation crash test device for safety chair, for testing the security performance of seat, comprising testing base, actuating unit, lockable mechanism, collision mechanism; Testing base is rectangular parallelepiped framed structure, and actuating unit, collision mechanism are arranged on the upper surface of testing base, and lockable mechanism connects actuating unit and collision mechanism; Actuating unit comprises rolling wheel, ratchet device, rubber rope, idler; Collision mechanism comprises coaster, sliding bar mechanism; Lockable mechanism comprises locking base, locking hook, latch, spacing band; The present invention is safe and reliable, compact conformation, easy to use, use cost is low.
Description
Technical field
The present invention relates to a kind of crash tests device, more particularly relate to a kind of security performance proving installation testing seat.
Background technology
At present to automotive seat particularly child safety seat need carry out security performance test, all children's seats on European market all must meet ECE R44/04 standard.Seat is arranged on proving installation; dummy true to nature is used to carry out a series of test; the object of test is the distance that the movement of the dummy's parts of body guaranteed in seat is no more than setting, specifically sees the situation of the correct neck protection of seat, the protection of position, side and leg protection.Current most of crash tests device is electronic, and cost is high, needs professional to operate, complex operation.
Summary of the invention
The object of this invention is to provide that a kind of structure is simple, safe and reliable, the simulation crash test device for safety chair of economize energy.
The present invention is achieved by the following technical programs:
A kind of simulation crash test device for safety chair, comprises testing base, actuating unit, lockable mechanism, collision mechanism, testing base is rectangular parallelepiped framed structure, and actuating unit, collision mechanism are arranged on the upper surface of testing base, and lockable mechanism connects actuating unit and collision mechanism, actuating unit comprises rolling wheel, ratchet device, rubber rope, idler, rolling wheel is axle class formation, and it is arranged on one end of testing base upper surface by the winding wheel frame at two ends, and rolling wheel cylindrical is provided with several lifting bolt one, one end face of rolling wheel is provided with spanner tenon, and other end is provided with ratchet device, ratchet device comprises ratchet, ratchet, pawl bar, and ratchet to be arranged in rolling wheel end face in the heart, and ratchet is arranged on winding wheel frame, and is connected on ratchet, and pawl bar is fixedly connected with ratchet, idler is axle class formation, and its idler Bracket setting by two ends is at the other end of testing base upper surface relative to rolling wheel, collision mechanism comprises coaster, sliding bar mechanism, and coaster comprises seat, coaster platform, and seat is arranged on the upper surface of coaster platform, and the lower surface of coaster platform is flexibly connected with the upper surface of testing base by sliding bar mechanism, sliding bar mechanism comprises two slide bars, four cover slide rod fixers, jack rod sleeve, two slide bars are separately positioned on the both sides of the upper surface of testing base, and be arranged between actuating unit rolling wheel and idler, its center line is perpendicular to the axis of actuating unit rolling wheel and idler, four cover slide rod fixers are separately positioned on the two ends of two slide bars, the slide rod fixer at same slide bar two ends is oppositely arranged, slide rod fixer comprises sliding rod rack, lining, sliding rod rack is fixedly connected with testing base one side, its upper end is provided with a bush hole, lining is arranged in bush hole, lining is provided with a slide bar supported hole, slide bar is fixed in slide bar supported hole, several jack rod sleeve is movably arranged on slide bar cylindrical by the sliding rod hole on it, jack rod sleeve is fixedly connected on the lower surface of coaster platform by side, the lower surface of coaster platform is also provided with several lifting bolt two, one end of several rubber rope is connected with several lifting bolts one one_to_one corresponding on rolling wheel cylindrical respectively, the other end walks around rolling wheel respectively, idler also correspondingly with several lifting bolt 211 to be connected, lockable mechanism comprises locking base, locking hook, latch, spacing band, locking base is arranged between rolling wheel and coaster, its two ends are fixed on the upper surface of testing base, locking hook is movably connected in the upper end of locking base, latch is fixedly connected on the tail end of coaster platform, and latch is provided with locking shaft, and locking hook is flexibly connected with locking shaft by 90 ° of locked grooves of its one end, several spacing band one end is fixedly connected with locking base, and the other end is fixedly connected on the tail end of coaster platform.
Object of the present invention can also be realized further by following technical measures:
Aforesaid simulation crash test device for safety chair: actuating unit is also provided with braking mechanism, braking mechanism comprises brake block, brake lever, brake block is movably connected on the side of winding wheel frame, and brake block and rolling wheel cylindrical are provided with gap, and brake block one end is provided with brake lever.
Aforesaid simulation crash test device for safety chair: bush end face is also provided with a rubber blanket.
Aforesaid simulation crash test device for safety chair: coaster is provided with seat guardrail around seat.
Aforesaid simulation crash test device for safety chair: locking hook one end is provided with breaking pin hole one, locking hook is also provided with a locking rod.
Aforesaid simulation crash test device for safety chair: latch is provided with breaking pin hole two.
Aforesaid simulation crash test device for safety chair: lockable mechanism is also provided with a safety plug, safety plug is through breaking pin hole two, breaking pin hole one.
Aforesaid simulation crash test device for safety chair: the length of spacing band is less than the length of slide bar.
The present invention carries out crash tests by the elastic force of rubber rope, pull rolling wheel by spanner and drive ratchet device, rubber rope is wrapped on rolling wheel, throw off ratchet and locking hook, rubber rope releases energy, band pulley travels forward, and holds coaster after reaching the length of spacing band, whole test process, without the need to the extra energy, cost-saving, the quantity of increase and decrease rubber rope or the length of prolongation slide bar all can realize different testing requirement, strong adaptability; The ratchet of the ratchet device arranged is connected on ratchet, when pulling spanner, and the safety of moment guarantee operator; Test midway, once something unexpected happened, can start braking mechanism, rolling wheel is stopped operating, and ensures test safety; Lockable mechanism is also provided with safety plug, when not operative installations, can prevent the something unexpected happened that comes off of locking hook; Bush end face is also provided with rubber blanket, can prevent coaster from directly contacting with lining, avoids coaster stationary installation to damage; The present invention is safe and reliable, compact conformation, easy to use, use cost is low.
Advantage and disadvantage of the present invention, by for illustration and explanation for the non-limitative illustration passing through preferred embodiment below, these embodiments, only provide as an example with reference to accompanying drawing.
Accompanying drawing explanation
Fig. 1 is standby condition front view of the present invention;
Fig. 2 is standby condition vertical view of the present invention;
Fig. 3 is release conditions front view of the present invention;
Fig. 4 is release conditions vertical view of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1 and Figure 2, the present invention includes testing base 1, actuating unit 2, lockable mechanism 3, collision mechanism 4; Testing base 1 is rectangular parallelepiped framed structure, and actuating unit 2, collision mechanism 4 are arranged on the upper surface of testing base 1, and lockable mechanism 3 connects actuating unit 2 and collision mechanism 4.
As shown in Figure 1, actuating unit 2 comprises rolling wheel 20, ratchet device 22, braking mechanism 23, rubber rope 24, idler 25, rolling wheel 20 is axle class formation, it is arranged on one end of testing base 1 upper surface by the winding wheel frame 202 at two ends, rolling wheel 20 can rotate around its axis, the cylindrical of rolling wheel 20 is provided with several lifting bolt 1, and an end face of rolling wheel 20 is provided with spanner tenon 203, and other end is provided with ratchet device 22; Ratchet device 22 comprises ratchet 221, ratchet 222, pawl bar 223, ratchet 222 to be arranged in rolling wheel 20 end face in the heart, ratchet 221 is arranged on winding wheel frame 202, and be connected on ratchet 222, pawl bar 223 is fixedly connected with ratchet 221, when pulling the spanner tenon 203 of rolling wheel 20 end face with spanner, owing to being subject to the tensile force of rubber rope 24, rolling wheel 20 can rotate in the other direction, ensure that rolling wheel 20 often rotates an angle by arranging ratchet device 22, ratchet 221 is just connected on the outer knuckle-tooth of ratchet 222, prevents rolling wheel 2 from reversing; Idler 25 is axle class formation, and it is arranged on the other end of testing base 1 upper surface relative to rolling wheel 20 by the idler support 250 at two ends, and idler 25 can rotate around its axis; Braking mechanism 23 comprises brake block 231, brake lever 232, brake block 231 is movably connected on the side of winding wheel frame 202, brake block 231 is provided with gap with the cylindrical of rolling wheel 20, brake block 231 one end is provided with brake lever 232, when occurring fortuitous event in test experiments process, can pull brake lever 232, brake block 231 can be close to the cylindrical of rolling wheel 20, and rolling wheel 20 stops the rotation.
As shown in Figure 1, collision mechanism 4 comprises coaster 40, sliding bar mechanism 50, coaster 40 comprises seat 400, coaster platform 402, seat guardrail 401, seat 400 is arranged on the upper surface of coaster platform 402, around seat 400, be provided with seat guardrail 401, the lower surface of coaster platform 402 is flexibly connected with the upper surface of testing base 1 by sliding bar mechanism 50, as shown in Figure 2, sliding bar mechanism 50 comprises two slide bars 41, four cover slide rod fixers 42, jack rod sleeve 43, two slide bars 41 are separately positioned on the both sides of the upper surface of testing base 1, and be arranged between rolling wheel 20 and idler 25, its center line is perpendicular to the axis of rolling wheel 20 and idler 25, four cover slide rod fixers 42 are separately positioned on the two ends of two slide bars 41, the slide rod fixer 42 at same slide bar 41 two ends is oppositely arranged, slide rod fixer 42 comprises sliding rod rack 420, lining 421, rubber blanket 422, sliding rod rack 420 is fixedly connected with a side of testing base 1, its upper end is provided with a bush hole 4201, lining 421 is arranged in bush hole 4201, lining 421 is provided with a slide bar supported hole 4211, slide bar 41 is fixed in slide bar supported hole 4211, lining 421 end face is also provided with a rubber blanket 422, can prevent release conditions lower block 40 from directly contacting with lining 421, coaster stationary installation 42 is avoided to damage, the present embodiment is before slide bar 41 cylindrical, rear place is respectively provided with a jack rod sleeve 43, the sliding rod hole 430 of jack rod sleeve 43 is connected on the cylindrical of slide bar 41, jack rod sleeve 43 can moving axially along slide bar 41, jack rod sleeve 43 is fixedly connected on the lower surface of coaster platform 402 by side, the lower surface of coaster platform 402 is also provided with several lifting bolt 2 4021, the present embodiment arranges the power of four rubber ropes 24 for testing, one end of four rubber ropes 24 is connected with four lifting bolt 1 one_to_one corresponding on rolling wheel 20 cylindrical respectively, the other end walks around rolling wheel 20 respectively, idler 25 is also connected with four lifting bolt 2 4021 one_to_one corresponding.
As shown in Figure 1, lockable mechanism 3 comprises locking base 30, locking hook 31, latch 32, spacing band 34, safety plug 33, and locking base 30 is arranged between rolling wheel 20 and coaster 40, and its two ends are fixed on the upper surface of testing base 1; Locking hook 31 is movably connected in the upper end of locking base 30, and one end of locking hook 31 is also provided with breaking pin hole 1, and locking hook 31 is also provided with a locking rod 312; Latch 32 is fixedly connected on the tail end of coaster platform 402, latch 32 is provided with locking shaft 320, breaking pin hole 2 322, locking hook 31 is flexibly connected with locking shaft 320 by 90 ° of locked grooves 311 of its one end, safety plug 33 is through breaking pin hole 2 322, breaking pin hole 1, when not operative installations, insert safety plug 33 and can prevent locking hook 31 from coming off; Several spacing band 34 one end is fixedly connected on locking base 30, and the other end is fixedly connected on the tail end of coaster platform 402, and the length of spacing band 34 is less than the length of slide bar 41.
Before using the present invention, as shown in Figure 1, locking hook 30 is hooked locking shaft 320, insert safety plug 33, pull pawl bar 223, ratchet 221 is made to be connected in the tooth of ratchet 222, the spanner tenon 203 of rolling wheel 20 is pulled with spanner, rolling wheel 20 is rotated, stretching rubber rope 24, after reaching the tensile force needed for test, as Fig. 3, shown in Fig. 4, depart from ratchet 221, extract safety plug 33, trip lock stopping bar 312, locking hook 31 is made to depart from locking shaft 320, now travel forward along slide bar 41 at the tensile force lower block 40 of rubber rope 24, when the spacing band 34 of its tail end reaches its length, hold coaster 40, coaster 40 stop motion, whole test process is complete.
In addition to the implementation, the present invention can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of application claims.
Claims (8)
1. a simulation crash test device for safety chair, is characterized in that: comprise testing base, actuating unit, lockable mechanism, collision mechanism, described testing base is rectangular parallelepiped framed structure, and described actuating unit, collision mechanism are arranged on the upper surface of testing base, and described lockable mechanism connects actuating unit and collision mechanism, described actuating unit comprises rolling wheel, ratchet device, rubber rope, idler, described rolling wheel is axle class formation, it is arranged on one end of testing base upper surface by the winding wheel frame at two ends, rolling wheel cylindrical is provided with several lifting bolt one, one end face of rolling wheel is provided with spanner tenon, and other end is provided with ratchet device, described ratchet device comprises ratchet, ratchet, pawl bar, and described ratchet to be arranged in rolling wheel end face in the heart, and described ratchet is arranged on winding wheel frame, and is connected on ratchet, and described pawl bar is fixedly connected with ratchet, described idler is axle class formation, and its idler Bracket setting by two ends is at the other end of testing base upper surface relative to rolling wheel, described collision mechanism comprises coaster, sliding bar mechanism, and described coaster comprises seat, coaster platform, and described seat is arranged on the upper surface of coaster platform, and the lower surface of coaster platform is flexibly connected with the upper surface of testing base by sliding bar mechanism, described sliding bar mechanism comprises two slide bars, four cover slide rod fixers, jack rod sleeve, described two slide bars are separately positioned on the both sides of the upper surface of testing base, and be arranged between actuating unit rolling wheel and idler, its center line is perpendicular to the axis of actuating unit rolling wheel and idler, described four cover slide rod fixers are separately positioned on the two ends of two slide bars, the slide rod fixer at same slide bar two ends is oppositely arranged, described slide rod fixer comprises sliding rod rack, lining, described sliding rod rack is fixedly connected with testing base one side, its upper end is provided with a bush hole, described lining is arranged in bush hole, described lining is provided with a slide bar supported hole, described slide bar is fixed in slide bar supported hole, several jack rod sleeve is movably arranged on slide bar cylindrical by the sliding rod hole on it, jack rod sleeve is fixedly connected on the lower surface of described coaster platform by side, the lower surface of coaster platform is also provided with several lifting bolt two, one end of several rubber rope is connected with several lifting bolts one one_to_one corresponding on rolling wheel cylindrical respectively, the other end walks around rolling wheel respectively, idler also correspondingly with several lifting bolt 211 to be connected, described lockable mechanism comprises locking base, locking hook, latch, spacing band, described locking base is arranged between rolling wheel and coaster, its two ends are fixed on the upper surface of testing base, described locking hook is movably connected in the upper end of locking base, described latch is fixedly connected on the tail end of coaster platform, latch is provided with locking shaft, described locking hook is flexibly connected with locking shaft by 90 ° of locked grooves of its one end, several spacing band one end is fixedly connected with locking base, and the other end is fixedly connected on the tail end of coaster platform.
2. simulation crash test device for safety chair as claimed in claim 1, it is characterized in that: described actuating unit is also provided with braking mechanism, described braking mechanism comprises brake block, brake lever, described brake block is movably connected on the side of winding wheel frame, brake block and rolling wheel cylindrical are provided with gap, and brake block one end is provided with brake lever.
3. simulation crash test device for safety chair as claimed in claim 1, is characterized in that: described bush end face is also provided with a rubber blanket.
4. simulation crash test device for safety chair as claimed in claim 1, is characterized in that: described coaster is provided with seat guardrail around seat.
5. simulation crash test device for safety chair as claimed in claim 1, is characterized in that: described locking hook one end is provided with breaking pin hole one, and locking hook is also provided with a locking rod.
6. simulation crash test device for safety chair as claimed in claim 1, is characterized in that: described latch is provided with breaking pin hole two.
7. the simulation crash test device for safety chair as described in claim 1,5 or 6, is characterized in that: described lockable mechanism is also provided with a safety plug, and described safety plug is through breaking pin hole two, breaking pin hole one.
8. simulation crash test device for safety chair as claimed in claim 1, is characterized in that: the length of described spacing band is less than the length of slide bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310133635.4A CN103245480B (en) | 2013-04-16 | 2013-04-16 | Simulation crash test device for safety chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310133635.4A CN103245480B (en) | 2013-04-16 | 2013-04-16 | Simulation crash test device for safety chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103245480A CN103245480A (en) | 2013-08-14 |
| CN103245480B true CN103245480B (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310133635.4A Expired - Fee Related CN103245480B (en) | 2013-04-16 | 2013-04-16 | Simulation crash test device for safety chair |
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| Country | Link |
|---|---|
| CN (1) | CN103245480B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1544277A (en) * | 2003-11-11 | 2004-11-10 | 清华大学 | Automobile collision test device |
| CN102147324A (en) * | 2011-03-31 | 2011-08-10 | 东莞市恒宇仪器有限公司 | Impact tester for scooter |
| CN203323986U (en) * | 2013-04-16 | 2013-12-04 | 江苏百佳斯特汽车制品有限公司 | Simulation crash test device for safety chair |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2432673T3 (en) * | 2009-08-19 | 2013-12-04 | Klaus Matlschweiger | System to investigate a body of evidence |
| JP5484177B2 (en) * | 2010-04-27 | 2014-05-07 | 一般財団法人日本自動車研究所 | Pre-crash test method and pre-crash test equipment |
-
2013
- 2013-04-16 CN CN201310133635.4A patent/CN103245480B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1544277A (en) * | 2003-11-11 | 2004-11-10 | 清华大学 | Automobile collision test device |
| CN102147324A (en) * | 2011-03-31 | 2011-08-10 | 东莞市恒宇仪器有限公司 | Impact tester for scooter |
| CN203323986U (en) * | 2013-04-16 | 2013-12-04 | 江苏百佳斯特汽车制品有限公司 | Simulation crash test device for safety chair |
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| CN103245480A (en) | 2013-08-14 |
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Granted publication date: 20151028 Termination date: 20160416 |
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| CF01 | Termination of patent right due to non-payment of annual fee |