CN203981410U - Car brakeing distance detection device - Google Patents
Car brakeing distance detection device Download PDFInfo
- Publication number
- CN203981410U CN203981410U CN201420376724.1U CN201420376724U CN203981410U CN 203981410 U CN203981410 U CN 203981410U CN 201420376724 U CN201420376724 U CN 201420376724U CN 203981410 U CN203981410 U CN 203981410U
- Authority
- CN
- China
- Prior art keywords
- detection device
- car brakeing
- distance detection
- fixed
- mark bar
- 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.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000002372 labelling Methods 0.000 claims abstract description 24
- 230000033001 locomotion Effects 0.000 claims abstract description 11
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000007779 soft material Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 5
- 230000000881 depressing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a kind of car brakeing distance detection device, comprises and is fixed in the fixed support that detects vehicle, is fixed with mark bar, stroke electromagnet and power supply on described fixed support; Described mark bar one end and described fixed support are rotationally connected, and the other end is connected with the labelling head in road surface marking, and described mark bar is greater than the distance of mark bar rotation axis to ground from rotation axis to the length of the one end that connects labelling head; Described car brakeing distance detection device also comprises locking device, catapult-launching gear and foot pedal, and described foot pedal is fixed on the upper surface of brake pedal, and described power supply is electrically connected with stroke electromagnet and foot pedal successively and forms loop; Described device also comprises the ruler of measuring length.The beneficial effects of the utility model are: the movement locus in actual response car brakeing process, and realize and accurately measure braking distance; Not limited by road conditions, wide adaptability; Structural design is simple, reliable; Cheap for manufacturing cost.
Description
Technical field
The utility model relates to a kind of pick-up unit, is specifically related to a kind of car brakeing distance detection device.
Background technology
Along with the raising of economic development and people's income, automobile progressively becomes majority's walking-replacing tool.As a safety index of automobile, braking distance is related to people's life security, so the test of brake system of car is particularly important; Another various engineering truck or special vehicle also more and more application with people's routine work, life in.
The test of automobile brake distance adopts the mode of inspection vehicle wheel speed to carry out conventionally, such test method has the deficiency of itself, in braking procedure, the angular velocity of wheel and wheel might not keep strict proportionate relationship with respect to the linear velocity on ground, as: when automobile braking force excessive, vehicle is not installed again in the situation of ABS, wheel stops operating, and it still has certain linear velocity with respect to ground, so such detection method is inaccurate.
Orthodox car brake test track used is straight line track, and in the time that braking distance is longer, its floor area is large, waste land resource.
Utility model content
The purpose of this utility model is to provide one and detects car brakeing distance detection device accurately, to overcome prior art above shortcomings.
The purpose of this utility model is achieved through the following technical solutions:
A kind of car brakeing distance detection device, comprises and is fixed in the fixed support that detects vehicle, is fixed with mark bar, stroke electromagnet and power supply on described fixed support; Described mark bar one end and described fixed support are rotationally connected, and the other end is connected with the labelling head in road surface marking, and the length of described mark bar from its rotation axis to labelling head is greater than the distance of its rotation axis to ground; Described car brakeing distance detection device also comprises the locking device of locking mark bar, catapult-launching gear and the foot pedal of the mark bar that unlocks, described foot pedal is fixed on the upper surface of brake pedal that detects vehicle, and described power supply is electrically connected with stroke electromagnet and foot pedal successively and forms loop; Described car brakeing distance detection device also comprises the ruler of measuring length.Driver depresses brake pedal can touch the foot pedal of being located on brake pedal, circuit turn-on, stroke electromagnet work, the locking of the stroke end in contact locking device of action electromagnet, described catapult-launching gear discharges described mark bar, described mark bar rotate moving axis rotate, described labelling head is drawn the position that trace starts with mark automobile brake on the ground, until automobile stops, using the ground trace of ruler measurement can draw the braking distance of automobile.Structural design is simple, cheap for manufacturing cost, is quick on the draw, error free.
Preferably, described labelling head is sheathed on the end of described mark bar, and described labelling head is made up of porous elastic soft material, and in described labelling head, absorption has colored ink.From depressing brake pedal to vehicle stop, the band color ink that is adsorbed on labelling head just can draw trace on the ground, and the driving trace of actual response Vehicle Driving Cycle, accurately measures braking distance.
Further, described locking device comprises a locking hook, described stroke electromagnet comprises one stroke output terminal, one end of described locking hook is connected in the stroke output terminal of described stroke electromagnet, the other end of described locking hook is bent into hook-type, the end upper side of described mark bar is provided with described locking and links up with the lock hole matching, and the hook end of described locking hook and the contact length of described lock hole are less than the stroke of described stroke electromagnet.Under lock-out state, stroke output terminal is fixed in described locking hook one end, and the other end props up described lock hole inside surface, and described mark bar keeps lock-out state; While depressing brake pedal while unlocking, the stroke output terminal of described electromagnet drives the motion of described locking hook, and described locking hook departs from the inside surface of described lock hole.
Further, described catapult-launching gear comprises an extension spring, one end of described extension spring is fixed on described support, and the other end of described extension spring is fixed on the downside of described mark bar, and the two ends of described extension spring lay respectively at the both sides of its rotation axis.After unlocking, extension spring pull described mark bar rotate moving axis rotate, described labelling head touches Bing Yan ground, ground and drags formation track, and the movement locus that described track can actual response vehicle is especially convenient to measure real braking distance in the time of turn inside diameter; The riding stability of vehicle horizontal direction is to a certain degree reacted in fluctuation on this track.
Further, described fixed support comprises vertical rack and horizontal stand, and described vertical rack vertically arranges, and described horizontal stand is horizontally disposed with, detection vehicle is fixed at the top of described vertical rack, and the root of described vertical rack is connected with one end of described horizontal stand.Described vertical rack top is provided with fixed orifice, fixes Stability Analysis of Structures with set bolt through fixed orifice and body bottom.
Preferably, described vertical rack and horizontal stand are made by I-shaped aluminium alloy extrusions.Aluminium alloy extrusions is lightweight, facilitates the dismounting of this vehicle detection apparatus, increases dirigibility.
Further, described power supply is fixed on the root of described vertical rack.
Further, described mark bar is rotationally connected with on described horizontal stand.
Further, described stroke electromagnet is located on described horizontal stand, and the direction of motion of described stroke electromagnet is axial consistent with horizontal stand.
The beneficial effects of the utility model are: the movement locus in actual response car brakeing process, and realize and accurately measure braking distance; Not limited by road conditions, wide adaptability; Structural design is simple, reliable; Cheap for manufacturing cost.
Brief description of the drawings
Fig. 1 is the structural representation of car brakeing distance detection device described in the utility model;
Fig. 2 is motion schematic diagram under the lock-out state of car brakeing distance detection device described in the utility model;
Fig. 3 is motion schematic diagram under the state that unlocks of car brakeing distance detection device described in the utility model;
Fig. 4 is the circuit connection diagram of car brakeing distance detection device described in the utility model.
In figure, 11, vertical rack; 12, horizontal stand; 2, stroke electromagnet; 21, stroke output terminal; 3, locking hook; 4, power supply; 5, extension spring; 6, mark bar; 61, labelling head.
Embodiment
As Figure 1-4, a kind of car brakeing distance detection device, comprise and be fixed in the fixed support that detects vehicle, described fixed support comprises vertical rack 11 and horizontal stand 12, described vertical rack 11 and horizontal stand 12 are made by I-shaped aluminium alloy extrusions, and described vertical rack 11 vertically arranges, and described horizontal stand 12 is horizontally disposed with, detection vehicle is fixed at the top of described vertical rack 11, and the root of described vertical rack 11 is connected with one end of described horizontal stand 12; On described horizontal stand 12, be fixed with mark bar 6, stroke electromagnet 2 and power supply 4; One end of described mark bar 6 and described horizontal stand 12 are rotationally connected, and the other end of described mark bar 6 is connected with the labelling head 61 in road surface marking, and described mark bar 6 is greater than the distance of its rotation axis to ground from its rotation axis to the length of labelling head 61; Described car brakeing distance detection device also comprises the locking device of locking mark bar 6, catapult-launching gear and the foot pedal of the mark bar 6 that unlocks, described foot pedal is fixed on the upper surface of brake pedal that detects vehicle, and described power supply 4 is electrically connected with stroke electromagnet 2 and foot pedal successively and forms loop; Described car brakeing distance detection device also comprises the ruler of measuring length; Described labelling head 61 is sheathed on the end of described mark bar 6, and described labelling head 61 is made up of porous elastic soft material, and the interior absorption of described labelling head 61 has colored ink; Described power supply 4 is fixed on the root of described vertical rack 11; Described stroke electromagnet 2 is located on described horizontal stand 12, and the direction of motion of described stroke electromagnet 2 is axial consistent with horizontal stand 12.
Described locking device comprises a locking hook 3, described stroke electromagnet 2 comprises one stroke output terminal 21, one end of described locking hook 3 is connected in the stroke output terminal 21 of described stroke electromagnet 2, the other end of described locking hook 3 is bent into hook-type, the end upper side of described mark bar 6 is provided with and described locking hook 3 lock holes that match, and the hook end of described locking hook 3 and the contact length of described lock hole are less than the stroke of described stroke electromagnet 2.
Described catapult-launching gear comprises an extension spring 5, and one end of described extension spring 5 is fixed on described support, and the other end of described extension spring 5 is fixed on the downside of described mark bar 6, and the two ends of described extension spring 5 lay respectively at the both sides of its rotation axis.
When concrete use:
In the test of car brakeing distance test, when normal vehicle operation driver does not depress brake pedal, described car brakeing distance detection device is in the lock state down, described locking is linked up with 3 one end and is fixed on stroke output terminal 21, the other end props up described lock hole inside surface, and described mark bar 6 keeps lock-out state.
While starting to brake, driver depresses brake pedal and touches the foot pedal of being located at brake pedal upper surface, the stroke output terminal 21 of described electromagnet drives described locking hook 3 motions, and described locking hook 3 departs from the inside surface of described lock hole, and described car brakeing distance detection device unlocks; Circuit turn-on, stroke electromagnet 2 is worked, the stroke end of stroke electromagnet 2 is by pulling described locking hook 3 to depart from described lock hole, described device unlocks, described catapult-launching gear discharges described mark bar 6, described mark bar 6 rotate moving axis rotate, described labelling head 61 is drawn the position that trace starts with mark automobile brake on the ground, until automobile stops, using the ground trace of ruler measurement can draw the braking distance of automobile.
From depressing brake pedal to vehicle stop, the band color ink that is adsorbed on labelling head 61 just can draw trace on the ground, and the driving trace of actual response Vehicle Driving Cycle, accurately measures braking distance.
After unlocking, extension spring 5 pull described mark bar 6 rotate moving axis rotate, described labelling head 61 touches Bing Yan ground, ground and drags formation track, and the movement locus that described track can actual response vehicle is especially convenient to measure real braking distance in the time of turn inside diameter; The riding stability of vehicle horizontal direction is to a certain degree reacted in fluctuation on this track.
The utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but do any variation in its shape or structure; every have identical with a application or akin technical scheme, within all dropping on protection domain of the present utility model.
Claims (9)
1. a car brakeing distance detection device, is characterized in that: described car brakeing distance detection device comprises the fixed support that is fixed in detection vehicle, is fixed with mark bar, stroke electromagnet and power supply on described fixed support; Described mark bar one end and described fixed support are rotationally connected, and the other end is connected with the labelling head in road surface marking, and the length of described mark bar from its rotation axis to labelling head is greater than the distance of its rotation axis to ground; Described car brakeing distance detection device also comprises the locking device of locking mark bar, catapult-launching gear and the foot pedal of the mark bar that unlocks, described foot pedal is fixed on the upper surface of brake pedal that detects vehicle, and described power supply is electrically connected with stroke electromagnet and foot pedal successively and forms loop; Described car brakeing distance detection device also comprises the ruler of measuring length.
2. car brakeing distance detection device according to claim 1, is characterized in that: described labelling head is sheathed on the end of described mark bar, and described labelling head is made up of porous elastic soft material, and in described labelling head, absorption has colored ink.
3. car brakeing distance detection device according to claim 1, it is characterized in that: described locking device comprises a locking hook, described stroke electromagnet comprises one stroke output terminal, one end of described locking hook is connected in the stroke output terminal of described stroke electromagnet, the other end of described locking hook is bent into hook-type, the end upper side of described mark bar is provided with described locking and links up with the lock hole matching, and the hook end of described locking hook and the contact length of described lock hole are less than the stroke of described stroke electromagnet.
4. car brakeing distance detection device according to claim 1, it is characterized in that: described catapult-launching gear comprises an extension spring, one end of described extension spring is fixed on described support, the other end of described extension spring is fixed on the downside of described mark bar, and the two ends of described extension spring lay respectively at the both sides of its rotation axis.
5. car brakeing distance detection device according to claim 1, it is characterized in that: described fixed support comprises vertical rack and horizontal stand, described vertical rack vertically arranges, described horizontal stand is horizontally disposed with, detection vehicle is fixed at the top of described vertical rack, and the root of described vertical rack is connected with one end of described horizontal stand.
6. car brakeing distance detection device according to claim 5, is characterized in that: described vertical rack and horizontal stand are made by I-shaped aluminium alloy extrusions.
7. car brakeing distance detection device according to claim 6, is characterized in that: described power supply is fixed on the root of described vertical rack.
8. car brakeing distance detection device according to claim 6, is characterized in that: described mark bar is rotationally connected with on described horizontal stand.
9. car brakeing distance detection device according to claim 6, is characterized in that: described stroke electromagnet is located on described horizontal stand, and the direction of motion of described stroke electromagnet is axial consistent with horizontal stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420376724.1U CN203981410U (en) | 2014-07-09 | 2014-07-09 | Car brakeing distance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420376724.1U CN203981410U (en) | 2014-07-09 | 2014-07-09 | Car brakeing distance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203981410U true CN203981410U (en) | 2014-12-03 |
Family
ID=51978840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420376724.1U Expired - Lifetime CN203981410U (en) | 2014-07-09 | 2014-07-09 | Car brakeing distance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203981410U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713719A (en) * | 2015-03-27 | 2015-06-17 | 吉林大学 | Brake pedal rack |
| CN109959515A (en) * | 2017-12-25 | 2019-07-02 | 大连楼兰科技股份有限公司 | A kind of device of precise measurement braking distance |
-
2014
- 2014-07-09 CN CN201420376724.1U patent/CN203981410U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713719A (en) * | 2015-03-27 | 2015-06-17 | 吉林大学 | Brake pedal rack |
| CN109959515A (en) * | 2017-12-25 | 2019-07-02 | 大连楼兰科技股份有限公司 | A kind of device of precise measurement braking distance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201161592Y (en) | Rail smooth degree detecting vehicle | |
| CN207991467U (en) | A kind of car dimension measuring device based on laser sensor | |
| CN203981410U (en) | Car brakeing distance detection device | |
| CN206496724U (en) | A kind of pavement flatness checking device | |
| CN101498737B (en) | Double-wheel velocimeter | |
| CN201628619U (en) | Bumper beam local rigidity measuring device | |
| CN108253896A (en) | A kind of car dimension measuring device based on laser sensor | |
| CN202897903U (en) | Winch steel wire rope over release prevention device for crawler crane | |
| CN202358130U (en) | Online detection rail device of railway wheel | |
| CN206070415U (en) | A kind of Road Detection early warning system | |
| CN209387491U (en) | Monocycly cross force frictional factor test device | |
| CN202213552U (en) | Tailgating-preventive vehicular device | |
| CN203773771U (en) | Semi-linkage device for analog driving device | |
| CN203269381U (en) | Displacement detection device on crane | |
| CN201662387U (en) | Detection measuring implement of automobile rear axle belt sensor | |
| CN202954281U (en) | Road marking machine | |
| CN203889980U (en) | Mining carrying trolley position reading device and application thereof | |
| CN101630154B (en) | Electrical control device and hydraulic control device in runway surface friction coefficient testing car | |
| CN203053452U (en) | Bicycle speedometer | |
| CN205898551U (en) | Set up horizon sensor's ground intensity measurement device | |
| CN202676108U (en) | Adjustable tubeless wheel rim contour detection apparatus | |
| CN2861483Y (en) | Logging cab integrated meter | |
| CN203561574U (en) | Express highway ground friction coefficient detector | |
| CN215519805U (en) | Reinforcing apparatus is used in wall body material installation | |
| CN206670722U (en) | A kind of rail vehicle sandbox sand level detecting apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 102100 Yanqing District, Yanqing, Beijing, Yanqing garden, Kang Shun Road No. 3 Patentee after: SYC (BEIJING) VEHICLE TESTING ENGINEERING RESEARCH INSTITUTE CO.,LTD. Address before: East Main Street Yanqing town Beijing city Yanqing County No. 55 102100 Patentee before: PROVING GROUND FOR CONSTRUCTION MACHINERY & REFIT MILITARY VEHICLES OF CAM |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141203 |