CN105784311A - Guide rope fixing device - Google Patents
Guide rope fixing device Download PDFInfo
- Publication number
- CN105784311A CN105784311A CN201610256797.0A CN201610256797A CN105784311A CN 105784311 A CN105784311 A CN 105784311A CN 201610256797 A CN201610256797 A CN 201610256797A CN 105784311 A CN105784311 A CN 105784311A
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- guide rope
- shape base
- spring
- auris dextra
- 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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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a guide rope fixing device for an anti-impact guardrail collision experiment, which mainly comprises an L-shaped base, a support, a spring and a pressing plate, wherein the pressing plate is hinged on the support fixed by four bolts; the L-shaped base is fixed on an experiment field by using anchor bolts; and the tension spring is connected between the pressing plate and the L-shaped base. Before the anti-impact guardrail collision experiment, the guide rope is placed in a lateral wire accommodating groove of the L-shaped base and is pressed by the pressing plate to ensure the initial guide rope is straight and can not transversely swing; and during the anti-impact guardrail collision experiment,, the guide rope is pulled during collision vehicle advancing, the guide rope is separated from the pressing plate and the lateral wire accommodating groove of the L-shaped base, and the pressing plate is quickly reset under effects of the pulling force of the spring. The guide rope fixing device has the advantages of simple structure, low arrangement cost and short construction period, and fixing reliability and separation reliability of the guide rope can be ensured.
Description
Technical field
The invention mainly relates to Anti-crash barrier crash tests technical field, particularly relate to the fixing device of a kind of guide rope suitable in Anti-crash barrier impact test.
Background technology
Anti-crash barrier impact test is a kind of power set actual power source of simulated crash vehicle utilizing go-cart, after promoting crashing vehicle to make it accelerate to predetermined speed, the test method that test Anti-crash barrier is clashed into by crashing vehicle along guidance system under effect of inertia.In Anti-crash barrier impact test, in order to ensure that test Anti-crash barrier ad-hoc location is clashed into by crashing vehicle at a particular angle, requirement crashing vehicle can not be overproof at the transversal displacement of direct of travel, otherwise will cause that stroke speed reduction, impingement position are inaccurate, ultimately cause the inaccurate of result of the test.
At present, impact test reaches guiding mainly by special embedded traction track and improves the purpose of collision precision.Such as China's utility model (CN203795264U) and China's utility model (CN202903445U), although there being very big improvement in collision precision, but the cycle of construction substantially to lengthen.Even to this day, the art needs a kind of general impact test guider of Anti-crash barrier easily.In view of being not on the one hand significantly high to collision required precision in the art, require that cost is cheaper on the other hand, it is possible to adopt guide rope to lead.But owing to guide rope itself is flexible big, flexible, therefore the integrity problem of fixing, separate and lead of guide rope is required for solving in Anti-crash barrier impact test.
Summary of the invention
For solving the deficiency existing for prior art, it is an object of the invention to provide a kind of short construction period, cost of layout low and there is the fixing device of guide rope of higher guiding reliability and versatility.
The present invention is mainly made up of " L " shape base, support, spring and pressing plate, it is characterized in that: what have recessing inside described " L " shape base side plate laterally contains wire casing, " L " shape base below pressing plate welds left earrings and auris dextra ring, and bore eight bolts hole, utilize four foundation bolts to be connected with test site；Described support includes left and right two and half supports of symmetry, and is utilized respectively two and is bolted on " L " shape base；Described pressing plate between support, and is welded with the left earrings of pressing plate and pressing plate auris dextra ring that cooperate with the left earrings on " L " shape base and auris dextra ring by hinge at its dorsal part；Before Anti-crash barrier impact test, described pressing plate is in close contact with guide rope, and when Anti-crash barrier impact test, described pressing plate Rapid reset is stuck in " L " shape base lateral groove, and separates with guide rope；Described both ends of the spring is hung in the left earrings of pressing plate of the left earrings on " L " shape base and pressing plate dorsal part, and on the auris dextra ring of symmetry and pressing plate auris dextra ring, and it is constantly in extended state.
As preferably, described " L " shape base is laterally contained wire casing sectional dimension and to be determined by guide rope diameter, and lateral groove matches with platen width；Can being provided with adjustment cushion block between described " L " shape base and test site, its thickness to make the appropriate adjustments according to the crashing vehicle chassis actual height of different size, different quality.
Compared with prior art the invention has the beneficial effects as follows:
1. the present invention leads reliably, and compares the technical scheme laying embedded guide rail, and short construction period, cost of layout is low；
2. the present invention only need to change the adjustment cushion block of suitable thickness according to the actual chassis height of crashing vehicle, it is possible to adapts to the crashing vehicle impact test to test Anti-crash barrier of different size, different quality, embodies versatility and the motility of the present invention；
3. the present invention is more suitable for the less demanding occasion of testing equipment, and the present invention is not limited to Anti-crash barrier impact test simultaneously, it is also possible to as the guiding auxiliary device of other safety equipment performance test impact tests.
Accompanying drawing explanation
Fig. 1 is axonometric drawing of the present invention.
Fig. 2 is top view of the present invention.
Fig. 3 is the initial placement of the present invention sectional view along line A-A.
Fig. 4 is the critical excitation of the present invention sectional view along line A-A.
Fig. 5 is the present invention final duty sectional view along line A-A.
Fig. 6 is the fixing schematic diagram of end of guide rope of the present invention.
Fig. 7 is the axonometric drawing of the present invention " L " shape base.
Fig. 8 is the axonometric drawing of pressing plate of the present invention.
In figure: 1. test site, 2. " L " shape base, 21. left earrings, 22. auris dextra ring, 23. laterally contain wire casing, 3. bolt, 4. pressing plate, the 41. left earrings of pressing plate, 42. pressing plate auris dextra rings, 5. guide rope, 6. support, 7. spring, 8. bearing pin, 9. fixing stanchion, 10. rope cramp, 11. nut, 12. foundation bolts, A-A. cutting line.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is explained in detail:
Consulting Fig. 1, Fig. 2, Fig. 3, Fig. 7 and Fig. 8, the present invention includes: " L " shape base 2, support 6, spring 7 and pressing plate 4.Being equipped with the cross sectional shape matched with guide rope 5 diameter inside described " L " shape base 2 is that the lateral of " u "-shaped contains wire casing 23, have the groove matched with pressing plate 4 width simultaneously, and " L " the shape base 2 below pressing plate 4 welds left earrings 21 and auris dextra ring 22, and bore eight bolts hole, utilize four foundation bolts 12 to be connected with test site 1.Can being provided with adjustment cushion block between described " L " shape base 2 and test site 1, its thickness to make the appropriate adjustments according to the crashing vehicle chassis actual height of different size, different quality.Described support 6 includes two parts of symmetry, and is utilized respectively two bolts 3 and is fixed on " L " shape base 2.Described pressing plate 4 is hinged between support 6 by bearing pin 8, and is welded with the left earrings 41 of pressing plate and pressing plate auris dextra ring 42 that cooperate with the upper left earrings 21 of " L " shape base 2 and auris dextra ring 22 at its dorsal part, and its contact surface with guide rope 5 adopts curved surface.The left earrings 41 of pressing plate that described spring 7 two ends are hung in the left earrings 21 on " L " shape base 2 and pressing plate 4 dorsal part, and on the auris dextra ring 22 of symmetry and pressing plate auris dextra ring 42, and it is constantly in extended state.
The present invention utilizes the lateral of " L " shape base 2 to contain wire casing 23, takes and puts guide rope 5, and the pretightning force of recycling spring 7 makes pressing plate 4 compress guide rope 5, it is ensured that before Anti-crash barrier impact test guide rope 5 be straight and will not lateral oscillation, accurately fix；Pressing plate 4 can turn an angle around fixed pin shaft 8, and the contact surface of pressing plate 4 and guide rope 5 adopts curved surface, it is ensured that in Anti-crash barrier impact test, guide rope 5 by the crashing vehicle pull-up in advancing, can complete and being precisely separating of pressing plate 4 and lateral Sheng wire casing 23；Pressing plate 4 then under the pulling force effect of spring 7 reset of card in " L " shape base 2 lateral groove.
Consult Fig. 3, in the present embodiment, before Anti-crash barrier impact test, with four foundation bolts 12, " L " shape base 2 is connected on test site 1, recycle four bolts 3 support 6 and " L " shape base 2 to be fixed, in the middle of support 6 and pressing plate 4, constitute revolute through bearing pin 8, and utilize nut 11 axially to position.After installing fixing parts in the manner described above, being directed to rope 5 and be placed in the lateral Sheng wire casing 23 of " L " shape base 2, put spring 7 and utilize pressing plate 4 to be compressed, wherein guide rope 5 to pass the guide ring being welded on crashing vehicle chassis.
Consult Fig. 6, guide rope 5 two ends are fixed on the suitable At The Height of fixing stanchion 9 respectively with rope cramp 10, require the guarantee guide rope 5 two ends axis height outline lateral axis height containing wire casing 23 hole lower than " L " shape base 2, make to be positioned at the lateral guide rope 5 moment maintenance tensioning state containing wire casing 23.So far the whole present invention deploys.
Consult Fig. 4, in Anti-crash barrier impact test, pull-up guide rope 5 in crashing vehicle traveling so that it is separate with the lateral wire casing 23 of containing of pressing plate 4 and " L " shape base 2, reach the purpose being precisely separating and leading, it is illustrated that arrow represents guide rope 5 and the direction of motion of pressing plate 4 respectively.
Consulting Fig. 5, under the effect of spring 7, pressing plate 4 can quickly reset, and is stuck in " L " shape base 2 lateral groove, effectively avoids the pressing plate 4 rotated and crashing vehicle chassis to collide interference, it is illustrated that arrow represents guide rope 5 and the direction of motion of pressing plate 4 respectively.
Heretofore described embodiment be for the ease of these those skilled in the art it will be appreciated that and application the present invention, it may be not only suitable for different model in certain limit, the Anti-crash barrier impact test of various sizes of crashing vehicle and different structure, but also other impact tests outside applicable the art scope, basic technical scheme is constant, simply the specifications and models of its used unit will change therewith, therefore above-described embodiment simply embodies the basic scheme of technical solution of the present invention, some parts therein are carried out equivalence without the change of creationary structure or other amendments by those skilled in the art, belong within protection scope of the present invention.
Claims (3)
1. the fixing device of a guide rope, including: " L " shape base (2), support (6), pressing plate (4) and spring (7), it is characterised in that: it is hinged on the pressing plate (4) between support (6) under the effect of spring (7) pulling force, compresses guide rope (5).
2. the fixing device of a kind of guide rope according to claim 1, it is characterized in that: what have recessing inside described " L " shape base (2) laterally contains wire casing (23), " L " shape base (2) the left earrings of upper welding (21) and auris dextra ring (22) in pressing plate (4) lower section, and bore eight bolts hole, utilize four foundation bolts (12) to be connected with test site (1)；Described support (6) includes left and right two and half supports of symmetry, and is utilized respectively two bolts (3) and is fixed on " L " shape base (2)；Described pressing plate (4) dorsal part is welded with the left earrings of the pressing plate (41) and pressing plate auris dextra ring (42) that cooperate with " L " shape base (2) upper left earrings (21) and auris dextra ring (22)；Described spring (7) two ends are hung in the left earrings of the pressing plate (41) of the left earrings (21) on " L " shape base (2) and pressing plate (4) dorsal part, and on the auris dextra ring (22) of symmetry and pressing plate auris dextra ring (42), and it is constantly in extended state.
3. " L " shape base (2) according to claim 2, it is characterized in that: wire casing (23) sectional dimension of laterally containing of described " L " shape base (2) is determined by guide rope (5) diameter, and lateral groove matches with pressing plate (4) width；Can being provided with adjustment cushion block between described " L " shape base (2) and test site (1), its thickness will according to different size, being made the appropriate adjustments by tractor chassis actual height of different quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610256797.0A CN105784311A (en) | 2016-04-23 | 2016-04-23 | Guide rope fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610256797.0A CN105784311A (en) | 2016-04-23 | 2016-04-23 | Guide rope fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105784311A true CN105784311A (en) | 2016-07-20 |
Family
ID=56399381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610256797.0A Pending CN105784311A (en) | 2016-04-23 | 2016-04-23 | Guide rope fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105784311A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110200051A (en) * | 2019-06-19 | 2019-09-06 | 武汉轻工大学 | Dirty machine is removed in a kind of fish belly cutting |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2179843Y (en) * | 1993-11-02 | 1994-10-19 | 昆明有色冶金设计研究院 | Rope clasper for spiral spring lever |
| CN101077759A (en) * | 2007-06-19 | 2007-11-28 | 李海青 | Wire rope fixing device for light folding arm type tower crane lifting-folding arm mechanism |
| JP4246611B2 (en) * | 2003-12-02 | 2009-04-02 | 東京製綱株式会社 | Reel for winding cords |
| CN102564721A (en) * | 2011-12-14 | 2012-07-11 | 上海大学 | Automatic unhooking device for safety net test body |
| CN205655979U (en) * | 2016-04-23 | 2016-10-19 | 吉林大学 | Guide line's fixing device |
-
2016
- 2016-04-23 CN CN201610256797.0A patent/CN105784311A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2179843Y (en) * | 1993-11-02 | 1994-10-19 | 昆明有色冶金设计研究院 | Rope clasper for spiral spring lever |
| JP4246611B2 (en) * | 2003-12-02 | 2009-04-02 | 東京製綱株式会社 | Reel for winding cords |
| CN101077759A (en) * | 2007-06-19 | 2007-11-28 | 李海青 | Wire rope fixing device for light folding arm type tower crane lifting-folding arm mechanism |
| CN102564721A (en) * | 2011-12-14 | 2012-07-11 | 上海大学 | Automatic unhooking device for safety net test body |
| CN205655979U (en) * | 2016-04-23 | 2016-10-19 | 吉林大学 | Guide line's fixing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110200051A (en) * | 2019-06-19 | 2019-09-06 | 武汉轻工大学 | Dirty machine is removed in a kind of fish belly cutting |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20160720 |