CN205580750U - A vehicle draw gear for bump test - Google Patents
A vehicle draw gear for bump test Download PDFInfo
- Publication number
- CN205580750U CN205580750U CN201620335071.1U CN201620335071U CN205580750U CN 205580750 U CN205580750 U CN 205580750U CN 201620335071 U CN201620335071 U CN 201620335071U CN 205580750 U CN205580750 U CN 205580750U
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- Prior art keywords
- notch
- pull bar
- contiguous block
- fixed plate
- vehicle
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- 238000012360 testing method Methods 0.000 title abstract description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000009863 impact test Methods 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 abstract description 5
- 239000010959 steel Substances 0.000 abstract description 5
- 210000000078 claw Anatomy 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a vehicle draw gear for bump test belongs to car technical field. It has solved the technical problem such as inconvenient that break away from between current trailer wagon and the steel cable. This draw gear is including drawing and the connecting block, has offered the last support that is fixed with of one, trailer wagon in the notch on having the connecting portion that can connect steel cable or iron chain and connecting block on the connecting block, has offered notch no. 2 on the support, and this draw gear still connects the pull rod on the support in can stretching into notch no. 2 and notch no. 1 and with the connecting block, and trailer wagon is last to have and to pull out the mechanism with what the pull rod was pulled out from notch no. 1 and the notch no. 2 in. As long as pulling out of this draw gear can be pulled out the pull rod after the terminal dog of testing track is touch by the mechanism easily to breaking away from between convenient realization trailer wagon and steel cable or the iron chain.
Description
Technical field
This utility model belongs to automobile technical field, relates to a kind of car for impact test
Traction apparatus.
Background technology
In complete automobile collision is tested, it is usually and uses traction electric machine moving as trailer system
Power, utilizes the principle that band transmits, by wirerope or iron chains are arranged on trailer wagon,
Under the drive of trailer wagon, deliver power to test vehicle, at test vehicle distances obstacle
During certain distance, wirerope or iron chains is made to depart from trailer wagon by relieving mechanism, it is ensured that to survey
Test run is in a free state with the speed impacts obstacle of regulation.Test regulation crashes the speed hit
There are very strict requirements degree, the position of collision, and the control accuracy of usual car speed needs
Will be at 0.2km/h, final impact velocity error requirements is in the range of 1km/h, and position of collision
Error requirements is within 20mm.For a length at the test traction runway of more than 100m
Speech, either impact velocity or position of collision, it is desirable to be all the highest.
Authorization Notice No. is that the Chinese utility model patent of CN 202177515 U discloses one
The trailer wagon being automatically releasable of impact test, including vehicle body, leading of being arranged on vehicle body
To device, be arranged on vehicle body top for pull test vehicle traction link up with and be arranged on car
Relieving mechanism in body, relieving mechanism includes being arranged on the taper on fore-and-aft direction in vehicle body and leads to
Hole, the sleeve being slidably arranged in conical through-hole and be slidably arranged on conical through-hole
At least three claws before inner sleeve, at least three claws are that circumference is uniformly distributed in taper and leads to
In hole.
Above-mentioned trailer wagon by being positioned at the claw front end impact obstacle of trailer wagon front end,
Claw is pushed away by interior, thus discharges the wirerope between claw, reaches to be automatically releasable the mesh of wirerope
, its weak point is: claw is more firm to the clamping of wirerope, therefore trailer wagon with
Need between obstacle that there is bigger impact force could inwardly be promoted by claw, if impact force
If too small, it is possible that claw can not discharge the situation of wirerope in time, cause drawing little
Disengaging between car and wirerope is inconvenient.
Summary of the invention
The problems referred to above that this utility model exists for existing technology, it is provided that one is used for
The vehicle tractor of impact test, technical problem to be solved in the utility model is:
How to improve the convenience departed between trailer wagon and wirerope or iron chains.
The purpose of this utility model can be realized by following technical proposal:
A kind of vehicle tractor for impact test, this traction apparatus includes drawing little
Car, it is characterised in that this traction apparatus has contiguous block, and described contiguous block has energy
Enough connect on wirerope or the connecting portion of iron chains and contiguous block and offer notch one, described traction
Being fixed with support on dolly, described support offers notch two, this traction apparatus is also wrapped
The pull bar included in can putting in notch two and notch one and contiguous block is connected on support,
There is on described trailer wagon the pull-out that can be pulled out in notch one and notch two by pull bar
Mechanism.
Operation principle of the present utility model is: fixes on the trailer wagon of this traction apparatus and props up
Frame, when carrying out impact test, for the wirerope drawing test vehicle or iron chains
Being connected on contiguous block, contiguous block is connected to prop up in putting in notch two and notch one by pull bar
On frame, during traction apparatus pulling test vehicle moves forward, exhaustion mechanism touches
After the block of testing track end, pull bar is pulled out in notch one and notch two, now
Under the effect of wirerope or iron chains, contiguous block departs from from support, it is achieved trailer wagon with
Disengaging between wirerope or iron chains.In this traction apparatus, as long as exhaustion mechanism encounters gear
Easily pull bar can be pulled out after block, thus realize easily trailer wagon and wirerope or
Disengaging between iron chains.
Above-mentioned a kind of in the vehicle tractor of impact test, described pulling machine
Structure includes that cursor and fixing bar, the bottom of described fixing bar are fixedly connected with trailer wagon,
The middle part of cursor is rotatably connected on the upper end of fixing bar, the left part energy of described pull bar
Enough putting in notch one and notch two, the right part of pull bar is hinged with cursor, described
Chute one and chute two, described rotation is offered respectively on the rear wall of trailer wagon and antetheca
Arm is slidably connected in chute one and chute two.In this traction apparatus, cursor slides
It is connected in chute one and chute two, moves forward at traction apparatus pulling test vehicle
During, after cursor encounters the block of testing track end, cursor is relative to fixing
Bar rotates, thus is pulled out in notch one and notch two by pull bar, makes contiguous block from support
Upper disengaging, realizes the disengaging between trailer wagon and wirerope or iron chains easily.
Above-mentioned a kind of in the vehicle tractor of impact test, described cursor
Middle part there is stripe board, the right part of described pull bar is hinged with stripe board.Stripe board
After being hinged with pull bar, the rotation of cursor drives stripe board to rotate, stripe board will draw
Bar pulls out, and it is shorter that this structure can make pull bar be designed to, and makes pull bar have bigger simultaneously
Pendulum angle, in the case of cursor swings smaller angle, can pull out pull bar,
Improve the convenience departed between trailer wagon and wirerope or iron chains further.
Above-mentioned a kind of in the vehicle tractor of impact test, described pull bar
The width of left part is less than the width of the right part of pull bar, and the left part of pull bar is arc-shaped.
Left part is that the pull bar of arc-shaped can reduce pull bar movement in notch one and notch two
Resistance, makes pull bar be more prone to pull-out, improves trailer wagon and wirerope or iron chains further
Between depart from convenience.
Above-mentioned a kind of in the vehicle tractor of impact test, described pull bar
Between the inwall of outer wall and notch one, there is gap.The outer wall of pull bar and the inwall of notch one
Between there is gap, make contiguous block can occur under the active force of wirerope or iron chains small
Rotation, play the effect of force balance, additionally, also can make pull bar be more prone to pull-out,
Improve the convenience departed between trailer wagon and wirerope or iron chains further.
Above-mentioned a kind of in the vehicle tractor of impact test, described contiguous block
The width of upper end more than the width of bottom of contiguous block, described connecting portion is for offering
At two through holes of the upper end of contiguous block, two through holes are symmetrical arranged, described notch one
It is positioned at the bottom of contiguous block.Contiguous block arranges two through holes, it is possible to connect on contiguous block
Connect two wireropes or iron chains, be fixed on vehicle both sides to test by two wireropes or iron chains
Vehicle draws, and through hole is symmetrical arranged the stress that can balance contiguous block, it is also possible to make
Test vehicle both sides stress balance.
Above-mentioned a kind of in the vehicle tractor of impact test, described support bag
Including fixed plate one and fixed plate two, described fixed plate one and fixed plate two are each attached to traction
On dolly, described notch two is two and is opened in respectively in fixed plate one and fixed plate two,
There is between fixed plate one and fixed plate two gap that can accommodate contiguous block.Touching
When hitting test, contiguous block is placed between fixed plate one and fixed plate two, and then pull bar is worn
Cross two notches two and notch one, by contiguous block bolt between fixed plate one and fixed plate, real
Existing connection between contiguous block and support.
Compared with prior art, advantage of the present utility model is as follows:
1, in this traction apparatus, if exhaustion mechanism encounter after block can easily by
Pull bar pulls out, thus realizes the disengaging between trailer wagon and wirerope or iron chains easily.
2, the contiguous block of this traction apparatus can occur micro-under the active force of wirerope or iron chains
Little rotation, plays the effect of force balance.
3, two through holes it are symmetrical arranged on the contiguous block of this traction apparatus, it is possible at contiguous block
Two wireropes of upper connection or iron chains, be fixed on vehicle both sides pair by two wireropes or iron chains
Test vehicle draws, and through hole is symmetrical arranged the stress that can balance contiguous block, also can
Enough make test vehicle both sides stress balance.
4, this traction apparatus is before cursor contacts with the block on testing track, connects
Block remains with pull bar and is connected, and after only cursor contacts with block, both just can
Depart from.Therefore, when occurring emergency to make trailer wagon jerk, test vehicle energy
Enough stop therewith under the pulling force of wirerope or iron chains, effectively evade test vehicle and continue forward
The risk of motion, it is to avoid unnecessary loss.
Accompanying drawing explanation
Fig. 1 is the structural representation of this traction apparatus.
Fig. 2 is the structural representation of contiguous block in this traction apparatus.
Fig. 3 is the structural representation of pull bar in this traction apparatus.
Fig. 4 is fixed plate one and the structural representation of fixed plate two in this traction apparatus.
In figure, 1 trailer wagon；2 contiguous blocks；3 connecting portions；4 notches one；5 supports；
6 notches two；7 pull bars；8 exhaustion mechanisms；9 cursors；10 fix bar；11 antethecas；
12 rear walls；13 chutes one；14 chutes two；15 stripe board；16 through holes；17 fixed plates
One；18 fixed plates two.
Detailed description of the invention
The following is specific embodiment of the utility model and combine accompanying drawing, to this utility model
Technical scheme be further described, but this utility model is not limited to these embodiments.
Embodiment one
As shown in Figure 1-2, this traction apparatus includes trailer wagon 1 and contiguous block 2, even
Connect to have on block 2 to connect and offer on the connecting portion 3 of wirerope or iron chains and contiguous block 2
There is notch 1, trailer wagon 1 is fixed with support 5, support 5 offers notch two
6, in this traction apparatus also includes putting in notch 26 and notch 1 and by contiguous block
2 are connected to the pull bar 7 on support 5, and trailer wagon 1 has can be by pull bar 7 from groove
The exhaustion mechanism 8 of pull-out in mouth 1 and notch 26.
As it is shown in figure 1, exhaustion mechanism 8 includes cursor 9 and fixing bar 10, fixing bar
The bottom of 10 is fixedly connected with trailer wagon 1, and the middle part of cursor 9 is rotatably connected on solid
The upper end of fixed pole 10, the left part of pull bar 7 can put in notch 1 and notch 26
In, the right part of pull bar 7 is hinged with cursor 9, the rear wall 11 of trailer wagon 1
With offer chute 1 and chute 2 14 on antetheca 12 respectively, cursor 9 slides even
It is connected in chute 1 and chute 2 14.In this traction apparatus, cursor 9 slides
It is connected in chute 1 and chute 2 14, at traction apparatus pulling test vehicle forward
During movement, after cursor 9 encounters the block of testing track end, cursor 9
Rotate relative to fixing bar 10, thus pull bar 7 is drawn in notch 1 and notch 26
Go out, make contiguous block 2 depart from from support 5, realize trailer wagon 1 and wirerope easily
Or the disengaging between iron chains.
As preferably, between outer wall and the inwall of notch 1 of pull bar 7, there is gap.
Between outer wall and the inwall of notch 1 of pull bar 7, there is gap, make contiguous block 2 at steel
Small rotation can occur under the active force of cable or iron chains, play the effect of force balance,
Additionally, pull bar 7 also can be made to be more prone to pull-out, improve trailer wagon 1 and steel further
The convenience departed between cable or iron chains.
As shown in Figure 3, it is preferred that the width of the left part of pull bar 7 is less than pull bar 7
The width of right part, the left part of pull bar 7 is arc-shaped.Left part is drawing of arc-shaped
Bar 7 can reduce pull bar 7 resistance of movement in notch 1 and notch 26, makes to draw
Bar 7 is more prone to pull-out, improves between trailer wagon 1 and wirerope or iron chains de-further
From convenience.
As shown in Figure 1, it is preferred that the middle part of cursor 9 has stripe board 15, pull bar
The right part of 7 is hinged with stripe board 15.After stripe board 15 and pull bar 7 are hinged,
The rotation of cursor 9 drives stripe board 15 to rotate, stripe board 15 pulled out by pull bar 7,
It is shorter that this structure can make pull bar 7 be designed to, and makes pull bar 7 have bigger swing simultaneously
Angle, in the case of cursor 9 swings smaller angle, can pull out pull bar 7,
Improve the convenience departed between trailer wagon 1 and wirerope or iron chains further.
As shown in Figure 4, in the present embodiment, support 5 includes fixed plate 1 and fixes
Plate 2 18, fixed plate 1 and fixed plate 2 18 are each attached on trailer wagon 1, groove
Mouth 26 is two and is opened in respectively in fixed plate 1 and fixed plate 2 18, fixing
There is between plate 1 and fixed plate 2 18 gap that can accommodate contiguous block 2.Entering
During row impact test, contiguous block 2 is placed between fixed plate 1 and fixed plate 2 18,
Then pull bar 7 is through two notches 26 and notch 1, by contiguous block 2 bolt in fixed plate
Between one 17 and fixed plate, it is achieved the connection between contiguous block 2 and support 5.
As in figure 2 it is shown, as preferably, the width of the upper end of contiguous block 2 is more than connecting
The width of the bottom of block 2, connecting portion 3 can be the upper end being opened in contiguous block 2
Two through holes 16, two through holes 16 are symmetrical arranged, and notch 1 is positioned at contiguous block 2
Bottom.Contiguous block 2 arranges two through holes 16, it is possible to connect two on contiguous block 2
Root wirerope or iron chains, be fixed on vehicle both sides to test vehicle by two wireropes or iron chains
Drawing, through hole 16 is symmetrical arranged the stress that can balance contiguous block 2, it is also possible to make
Test vehicle both sides stress balance.Connecting portion 3 can also be integrally fixed on contiguous block 2
Two annulus.
Embodiment two
The present embodiment is essentially identical with the structure of embodiment one and principle, different place
It is: exhaustion mechanism 8 includes spring, cursor 9 and fixing bar 10, fixing bar 10
Bottom be fixedly connected with trailer wagon 1, the middle part of cursor 9 is rotatably connected on fixing
The upper end of bar 10, the left part of pull bar 7 can put in notch 1 and notch 26
In, the right part of pull bar 7 is fixedly connected with the left part of spring, the right part of spring with turn
Swing arm 9 is fixedly connected with, and the rear wall 11 of trailer wagon 1 and antetheca 12 offer cunning respectively
Groove 1 and chute 2 14, cursor 9 is slidably connected at chute 1 and chute 2 14
In.
Specific embodiment described herein is only for example to this utility model spirit
Explanation.This utility model person of ordinary skill in the field can be to described concrete
Embodiment is made various amendment or supplements or use similar mode to substitute, but not
Spirit of the present utility model can be deviateed or surmount model defined in appended claims
Enclose.
Claims (7)
1., for a vehicle tractor for impact test, this traction apparatus includes traction
Dolly (1), it is characterised in that this traction apparatus has contiguous block (2), described connection
There is on block (2) connecting portion (3) and the contiguous block (2) that can connect wirerope or iron chains
On offer notch one (4), described trailer wagon (1) is fixed with support (5), institute
Stating and offer notch two (6) on support (5), this traction apparatus also includes putting in groove
In mouth two (6) and notch one (4) and contiguous block (2) is connected on support (5)
Pull bar (7), described trailer wagon (1) has can be by pull bar (7) from notch
One (4) and notch two (6) in the exhaustion mechanism (8) of pull-out.
A kind of vehicle for impact test the most according to claim 1 draws dress
Put, it is characterised in that described exhaustion mechanism (8) includes cursor (9) and fixing bar
(10), the bottom of described fixing bar (10) is fixedly connected with trailer wagon (1), turns
The middle part of swing arm (9) is rotatably connected on the upper end of fixing bar (10), described pull bar (7)
Left part can put in notch one (4) and notch two (6), the right side of pull bar (7)
End is hinged with cursor (9), the rear wall (11) of described trailer wagon (1) and
Chute one (13) and chute two (14), described rotation is offered respectively on antetheca (12)
Arm (9) is slidably connected in chute one (13) and chute two (14).
A kind of vehicle for impact test the most according to claim 2 draws dress
Put, it is characterised in that the middle part of described cursor (9) has stripe board (15), institute
The right part stating pull bar (7) is hinged with stripe board (15).
4. according to a kind of vehicle for impact test described in claim 1 or 2 or 3
Traction apparatus, it is characterised in that the width of the left part of described pull bar (7) is less than pull bar
(7) width of right part, the left part of pull bar (7) is arc-shaped.
A kind of vehicle for impact test the most according to claim 4 draws dress
Put, it is characterised in that the inwall of the outer wall of described pull bar (7) and notch one (4) it
Between there is gap.
A kind of vehicle for impact test the most according to claim 5 draws dress
Put, it is characterised in that the width of the upper end of described contiguous block (2) is more than contiguous block (2)
The width of bottom, described connecting portion (3) is the upper end being opened in contiguous block (2)
Two through holes (16) in portion, two through holes (16) are symmetrical arranged, described notch one (4)
It is positioned at the bottom of contiguous block (2).
A kind of vehicle for impact test the most according to claim 6 draws dress
Put, it is characterised in that described support (5) includes fixed plate one (17) and fixed plate two
(18), described fixed plate one (17) and fixed plate two (18) are each attached to trailer wagon
(1), on, described notch two (6) is two and is opened in fixed plate one (17) respectively
With in fixed plate two (18), have between fixed plate one (17) and fixed plate two (18)
There is the gap that can accommodate contiguous block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620335071.1U CN205580750U (en) | 2016-04-19 | 2016-04-19 | A vehicle draw gear for bump test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620335071.1U CN205580750U (en) | 2016-04-19 | 2016-04-19 | A vehicle draw gear for bump test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205580750U true CN205580750U (en) | 2016-09-14 |
Family
ID=56863379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620335071.1U Expired - Fee Related CN205580750U (en) | 2016-04-19 | 2016-04-19 | A vehicle draw gear for bump test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205580750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030022A (en) * | 2018-07-13 | 2018-12-18 | 长春汽车检测中心有限责任公司 | A kind of pilot system carrying out the biasing head-on collision of two vehicles on single traction track |
-
2016
- 2016-04-19 CN CN201620335071.1U patent/CN205580750U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030022A (en) * | 2018-07-13 | 2018-12-18 | 长春汽车检测中心有限责任公司 | A kind of pilot system carrying out the biasing head-on collision of two vehicles on single traction track |
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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: 20160914 |