CN109835355A - A kind of contact train obstacle detector height adjustment mechanism - Google Patents
A kind of contact train obstacle detector height adjustment mechanism Download PDFInfo
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- CN109835355A CN109835355A CN201910099231.5A CN201910099231A CN109835355A CN 109835355 A CN109835355 A CN 109835355A CN 201910099231 A CN201910099231 A CN 201910099231A CN 109835355 A CN109835355 A CN 109835355A
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- China
- Prior art keywords
- height adjustment
- obstacle detector
- adjustment mechanism
- adjustment bracket
- crossbeam
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Abstract
The invention discloses a kind of contact train obstacle detector height adjustment mechanisms, height adjustment mechanism including detection crossbeam and for adjusting detection beam height, the height adjustment mechanism include the actuator of height adjustment bracket installation part, the height adjustment bracket connecting with detection crossbeam, the line slide rail between height adjustment bracket and height adjustment bracket installation part and driving height adjustment bracket along line slide rail adjustment height.Stepless changing height, Adjustment precision with higher may be implemented in the present invention.
Description
Technical field
The present invention relates to technology of track traffic, and in particular to contact obstacle detector.
Background technique
Existing contact obstacle detector on train usually uses the detection crossbeam transverse to train rail,
The detection crossbeam is connected with elastic support, will lead to the N-type leaf spring hair of contact barrier when barrier encounters detection crossbeam
Raw deformation.The deformation of the leaf spring can set out electric switch or travel switch movement, activate train emergency braking scheme.
Wheel can generate abrasion during train driving, and in order to ensure the effect of obstacle detector, detecting crossbeam is needed
The height of routine adjustment and rail level is wanted, and can not achieve stepless changing height at present, Adjustment precision is low.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of contact train obstacle detector height adjustments
Mechanism, can high-precision adjustment adjustment detection crossbeam and rail level height.
In order to solve the above technical problems, the present invention adopts the following technical scheme: a kind of contact train detection of obstacles fills
Height adjustment mechanism is set, the height adjustment mechanism including detection crossbeam and for adjusting detection beam height, the height tune
Section mechanism include height adjustment bracket installation part, height adjustment bracket connect with detection crossbeam, set on height adjustment bracket and
Line slide rail and driving height adjustment bracket between height adjustment bracket installation part adjust the driving of height along line slide rail
Part.
Optionally, the actuator includes the adjusting screw connecting with height adjustment bracket, the adjusting screw and lead screw
Nut thread connection.
Optionally, the height adjustment bracket is equipped with rack gear, and the actuator includes gear and is fixedly connected with gear
Adjusting screw, rack and pinion engagement, the adjusting screw is threadedly coupled with feed screw nut.
Optionally, the adjusting screw is threaded with locking nut.
Optionally, the adjusting screw is fixedly connected with height adjustment knob.
Optionally, the height adjustment bracket installation part is equipped with sliding slot, and the height adjustment bracket is correspondingly provided with protrusion.
Optionally, the height adjustment bracket and height adjustment bracket installation part are set in electrical component box, the lead screw
Nut is set on electrical component box, and the locking nut is set to outside electrical component box.
Optionally, the detection crossbeam is fitted on height adjustment bracket by threaded pin and nut.
Optionally, the height adjustment bracket is equipped with U-shaped mouth and U-shaped mouth two sidewalls are parallel up and down, and the detection crossbeam is worn
U-shaped mouth is crossed, the threaded pin passes through U-shaped mouth two sidewalls.
Optionally, threaded pin housing elastic component between detection crossbeam and U-shaped mouth upper side wall.
The present invention by adopting the above technical scheme, has the following beneficial effects:
1, after train long-time driving process wheel can generate abrasion, pass through the adjustable detection crossbeam of height adjustment mechanism
With rail level height, it is ensured that the effect of obstacle detector.And actuator driving height adjustment bracket is adjusted along line slide rail
Highly, stepless changing height, Adjustment precision with higher may be implemented.
2, height adjustment mechanism is cooperated using adjusting screw and feed screw nut, and is adjusted using height adjustment knob, not only
Stepless changing detection crossbeam and rail level height may be implemented, and there is good self-locking performance.
3, adjusting screw is threaded with locking nut, can prevent train during the motion by locking nut, high
Adjusting knob is spent to loosen.
4, it is equipped with line slide rail between height adjustment bracket and height adjustment bracket installation part, prevents from misplacing, guarantees height
Direction adjusts accurate.
5, by the cooperation of threaded pin, nut and elastic component, also adjustable detection crossbeam is in height adjustment branch
Relative altitude on frame, elastic component can be absorbed detection crossbeam and barrier collision generate impact force, avoid detection crossbeam by
Damage, prolongs the service life.
The specific technical solution of the present invention and its advantages will in the following detailed description in conjunction with attached drawing into
Row detailed description.
Detailed description of the invention
Present invention will be further described below with reference to the accompanying drawings and specific embodiments:
Fig. 1 is contact train obstacle detector structural schematic diagram applied by the present invention；
Fig. 2 is electrical component box schematic diagram of internal structure；
Fig. 3 is the structural schematic diagram of height adjustment mechanism；
Fig. 4 is the structural schematic diagram for detecting crossbeam；
Specific embodiment
Embodiment one
As shown in Figures 1 to 4, a kind of contact train obstacle detector, including detection crossbeam 6 and for adjusting
The height adjustment mechanism of beam height is detected, the height adjustment mechanism includes that height adjustment bracket installation part 31 and detection are horizontal
It is sliding to be equipped with straight line for the height adjustment bracket 2 that beam 6 connects between the height adjustment bracket 2 and height adjustment bracket installation part 31
Rail drives height adjustment bracket 2 to adjust height along line slide rail by actuator.
Alternatively, 2 relative altitude adjusting bracket installation part 31 of height adjustment bracket is tied after adjusting height by locking
Structure locking, so that height adjustment bracket 2 is highly fixed.
Wherein, height adjustment bracket 2 is connected with adjusting screw, and adjusting screw is threadedly coupled to form lead screw with feed screw nut
It is secondary.In the present embodiment, feed screw nut is set on subassembly wrapper 3.Adjusting screw can be fixedly connected with height adjustment knob 5, rotation
Height adjustment knob 5, adjusting screw rotate and adjust height, so that height adjustment bracket 2 and detection crossbeam 6 be driven to adjust height
Degree, can when reaching suitable position.Since adjusting screw has self-locking function, thus it is also assumed that being one of locking mechanism
Point, it is not necessarily to additional locking mechanism.
In order to further prevent train during the motion, height adjustment knob 5 loosens.Adjusting screw can be threadedly coupled
Locking nut 4, locking nut 4 is it is also assumed that be a part of locking mechanism here.
Height adjustment bracket 2 can also be driven to move up and down by ball wire rod mechanism, ball wire rod mechanism rotational efficienty
It is higher, but lockable mechanism need to be increased.For the rotatory force for reducing height adjustment knob 5, worm and gear and gear pair can also be increased
Equal subsidiary bodies.
Obstacle detector is installed on train bogie bracket, and specific two sides are individually fixed at left and right sides of train
The left left mounting plate 1 of train bogie and the left mounting plate 8 of right train bogie, the left left mounting plate 1 of train bogie and right train turn
The outside of two sides Train Wheel 7 is located to the left mounting plate 8 of frame.Thus obstacle detector can fortune synchronous with train head
It is dynamic, crossbeam 6 is detected perpendicular to train rail, and is placed in the sufficiently low position of train rail plane, it in this way could maximum possible
Contact track barrier.When wheel and track friction will lead to wheel wear and measure detection train in the process of running
Too low with orbit plane, by unclamping locking nut 4, detection crossbeam 6 is may be implemented in rotation left and right sides height adjustment knob 5
Height adjustment, to readjust the height of the detection crossbeam apart from rail level.
As the deformation of above-mentioned height adjustment mechanism, height adjustment mechanism can also be using following setting.With reference to Fig. 3 institute
Show, the height adjustment bracket 2 is equipped with rack gear 22, and the actuator includes gear and the adjusting silk being fixedly connected with gear
Thick stick, the rack and pinion engagement, the gear are fixedly connected with adjusting screw, and the adjusting screw and feed screw nut screw thread connect
It connecing, same adjusting screw can be fixedly connected with height adjustment knob 5, and rotation height adjustment knob 5 can be rotated with moving gear,
Gear rotation drives height adjustment bracket 2 to move up and down.Same adjusting screw can be threadedly coupled locking nut 4, can also root
According to needing to increase gear pair, conical gear, the mechanisms such as worm and gear change rotational speed and when adjust the position where knob.
Height can be adjusted with steering level adjusting bracket 2 by line slide rail, prevent from misplacing, improve Adjustment precision.Straight line
Sliding rail can take various forms, for example, refering to what is shown in Fig. 4, swallow-tail form or rectangular preiection 21 that height adjustment bracket 2 is arranged
And surface be on shiny surface 23, with height adjustment bracket installation part 31 swallow-tail form that is arranged perhaps square sliding slot formed cooperation or
Protrusion and the position of sliding slot are interchangeable.
In the present embodiment, the detection crossbeam 6 is fitted to height adjustment with nut 11 by threaded pin 10
On bracket 2, naturally it is also possible to it is fastened using other existing fasteners, it in this way can be real by adjusting height adjustment bracket
Now detect horizontal depth of beam adjustment.Further, refering to what is shown in Fig. 3, the height adjustment bracket is equipped with U-shaped mouth and U-shaped mouth two
Side wall is parallel up and down, and the detection crossbeam 6 passes through U-shaped mouth, and the threaded pin 10 passes through pin hole 26 on U-shaped mouth two sidewalls
And detection crossbeam 6.Fixed for the ease of detection crossbeam and height adjustment bracket 2, therebetween there are gap, which can pass through
The elastic components such as gasket, spring are filled, i.e., described threaded pin housing elasticity between detection crossbeam and U-shaped mouth upper side wall
Part.By relative altitude of the adjustable detection crossbeam of nut adjustment on height adjustment bracket, detection is can be absorbed in elastic component
The impact force that crossbeam and barrier collision generate, avoids detection crossbeam impaired, prolongs the service life.
In addition, detection crossbeam 6 or height adjustment bracket 2 are equipped with for detecting height between the detection crossbeam and track
Distance measuring sensor or displacement sensor or travel switch etc. carried out to detect detection crossbeam and rail level height change
The derailing of train detects.When detecting crossbeam in driving process and rail level distance is mutated small, derailing signal reporting is given to vehicle-mounted control
Device processed carries out emergency braking.When detecting crossbeam and rail level distance (height) reaches setting numerical value, height adjustment machine can be passed through
Structure adjusts detection beam height.Refering to what is shown in Fig. 3, height adjustment bracket 2 is reserved with the sensing of first sensor mounting hole 24, second
Device mounting hole 25 both can be used for installing distance measuring sensor, can also install other sensors.
Refering to what is shown in Fig. 4, alternatively, inspection is worked as equipped with the rake 63 for tilting backwards extension in the both ends of detection crossbeam
When survey crossbeam 6 encounters small barrier, small barrier can be excluded avoid except track to train by detecting crossbeam 6 through rake 63
Operation is influenced.Detecting crossbeam 6, there is hollow structure 62 to be convenient for loss of weight, and the both ends for detecting crossbeam have and height adjustment bracket
2 mounting holes 61 being connected and fixed, since the detection crossbeam is often with barrier collision so spiral shell must can be used conducive to replacement
It tethers and connects.The detection crossbeam may be "-" type or other curve shapes.
Structure in contact obstacle detector electrical component box is as shown in Fig. 2, as shown in connection with fig. 1, detect crossbeam
The detection device mounting plate 38 of the left and right sides, the bogie bracket at left and right sides of train are separately connected the left mounting plate of train bogie
1, the right mounting plate 8 of train bogie detects detection device mounting plate 38 and the left mounting plate 1 of bogie, column at left and right sides of crossbeam
The right mounting plate 8 of vehicle bogie is fixed.Elastic element is equipped between detection device mounting plate 38 and height adjustment bracket installation part 31
36, which is Hookean spring or the spring of other classifications.Elastic element can be absorbed detection crossbeam and touch with barrier
The impact force for hitting generation avoids detection crossbeam impaired, prolongs the service life.
The spring realizes the preload of spring by pre-tightening screw rod 35 and the cooperation of pre-load nut 37.Detection device mounting plate 38 with
The contact-detection sensor of the detection contact when detecting crossbeam and touching barrier is equipped between height adjustment bracket installation part 31,
Such as force snesor, displacement sensor, travel switch are perhaps close to switch or similar sensor.It, can be with it is preferred that force snesor
Directly acquire the information of accurate power, most directly effect is impact force to barrier to detection plate, thus the detection to barrier
It is more directly and accurate.Force snesor includes pillar 32 and detection device mounting plate 38 on height adjustment bracket installation part 31
On detecting element 33.When in train travelling process detect crossbeam 6 touch hand over big barrier 9 in track when, barrier
Impact force can promote height adjustment bracket installation part 31 mobile to 38 direction of detection device mounting plate.Pillar 32 acts on inspection at this time
Element 33 is surveyed, force snesor can obtain the real time value of impact force, and be compared with triggering brake force, set numerical value when being greater than
When, trigger brake signal.The force snesor also could alternatively be displacement sensor, and the deflection of spring is converted into the number of specific power
Value.The force snesor also could alternatively be travel switch.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, is familiar with
The those skilled in the art should be understood that the present invention includes but is not limited to content described in specific embodiment above.It is any
Modification without departing from function and structure principle of the invention is intended to be included in the range of claims.
Claims (10)
1. a kind of contact train obstacle detector height adjustment mechanism, contact train obstacle detector includes inspection
Survey crossbeam, it is characterised in that: the height adjustment mechanism include height adjustment bracket installation part, with detect the height that connect of crossbeam
Adjusting bracket, the line slide rail between height adjustment bracket and height adjustment bracket installation part and driving height adjustment branch
Actuator of the frame along line slide rail adjustment height.
2. a kind of contact train obstacle detector height adjustment mechanism according to claim 1, it is characterised in that:
The actuator includes the adjusting screw connecting with height adjustment bracket, and the adjusting screw is threadedly coupled with feed screw nut.
3. a kind of contact train obstacle detector height adjustment mechanism according to claim 1, it is characterised in that:
The height adjustment bracket is equipped with rack gear, and the actuator includes gear and the adjusting screw that is fixedly connected with gear, described
Rack and pinion engagement, the adjusting screw are threadedly coupled with feed screw nut.
4. a kind of contact train obstacle detector height adjustment mechanism, feature according to claim 2 or 3
Be: the adjusting screw is threaded with locking nut.
5. a kind of contact train obstacle detector height adjustment mechanism according to claim 4, it is characterised in that:
The adjusting screw is fixedly connected with height adjustment knob.
6. a kind of contact train obstacle detector height adjustment mechanism according to claim 1, it is characterised in that:
The height adjustment bracket installation part is equipped with sliding slot, and the height adjustment bracket is correspondingly provided with protrusion.
7. a kind of contact train obstacle detector height adjustment mechanism according to claim 4, it is characterised in that:
The height adjustment bracket and height adjustment bracket installation part are set in electrical component box, and the feed screw nut is set to electrical component
On box, the locking nut is set to outside electrical component box.
8. a kind of contact train obstacle detector height adjustment mechanism according to claim 1, it is characterised in that:
The detection crossbeam is fitted on height adjustment bracket by threaded pin and nut.
9. a kind of contact train obstacle detector height adjustment mechanism according to claim 8, it is characterised in that:
The height adjustment bracket is equipped with U-shaped mouth and U-shaped mouth two sidewalls are parallel up and down, and the detection crossbeam passes through U-shaped mouth, the band spiral shell
Line pin passes through U-shaped mouth two sidewalls.
10. a kind of contact train obstacle detector height adjustment mechanism according to claim 9, feature exist
In: threaded pin housing elastic component between detection crossbeam and U-shaped mouth upper side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910099231.5A CN109835355A (en) | 2019-01-31 | 2019-01-31 | A kind of contact train obstacle detector height adjustment mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910099231.5A CN109835355A (en) | 2019-01-31 | 2019-01-31 | A kind of contact train obstacle detector height adjustment mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109835355A true CN109835355A (en) | 2019-06-04 |
Family
ID=66884436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910099231.5A Pending CN109835355A (en) | 2019-01-31 | 2019-01-31 | A kind of contact train obstacle detector height adjustment mechanism |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2548783A2 (en) * | 2011-07-22 | 2013-01-23 | Bombardier Transportation GmbH | Collision detection for a vehicle |
| CN103303338A (en) * | 2013-06-19 | 2013-09-18 | 北京交通大学 | Detection device for contact-type obstacle of railway vehicle |
| JP2015006823A (en) * | 2013-06-25 | 2015-01-15 | 日本車輌製造株式会社 | Railway vehicle |
| CN106004927A (en) * | 2016-06-17 | 2016-10-12 | 吉林瑞电科技有限公司 | Obstacle detection device for rail vehicle |
| CN107628066A (en) * | 2017-09-22 | 2018-01-26 | 江苏必得科技股份有限公司 | Barrier and derailing monitoring device for rail vehicle |
| CN210122111U (en) * | 2019-01-31 | 2020-03-03 | 浙江众合科技股份有限公司 | Height adjusting mechanism for contact type rail transit vehicle rail obstacle detection device |
-
2019
- 2019-01-31 CN CN201910099231.5A patent/CN109835355A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2548783A2 (en) * | 2011-07-22 | 2013-01-23 | Bombardier Transportation GmbH | Collision detection for a vehicle |
| CN103303338A (en) * | 2013-06-19 | 2013-09-18 | 北京交通大学 | Detection device for contact-type obstacle of railway vehicle |
| JP2015006823A (en) * | 2013-06-25 | 2015-01-15 | 日本車輌製造株式会社 | Railway vehicle |
| CN106004927A (en) * | 2016-06-17 | 2016-10-12 | 吉林瑞电科技有限公司 | Obstacle detection device for rail vehicle |
| CN107628066A (en) * | 2017-09-22 | 2018-01-26 | 江苏必得科技股份有限公司 | Barrier and derailing monitoring device for rail vehicle |
| CN210122111U (en) * | 2019-01-31 | 2020-03-03 | 浙江众合科技股份有限公司 | Height adjusting mechanism for contact type rail transit vehicle rail obstacle detection device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190604 |
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| RJ01 | Rejection of invention patent application after publication |