CN109835367B - Limiting detection device applied to rail transit - Google Patents
Limiting detection device applied to rail transit Download PDFInfo
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- CN109835367B CN109835367B CN201910148711.6A CN201910148711A CN109835367B CN 109835367 B CN109835367 B CN 109835367B CN 201910148711 A CN201910148711 A CN 201910148711A CN 109835367 B CN109835367 B CN 109835367B
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- rail transit
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Abstract
The invention relates to the technical field of vehicle detection, and discloses a limit detection device applied to rail transit, which comprises a top plate, wherein support columns are fixedly arranged at four corners of the lower surface of the top plate, a first strip-shaped groove is transversely formed in the lower surface of the top plate, a one-way screw rod transversely rotates inside the first strip-shaped groove, a first motor is fixedly arranged on the side wall of the top plate, one end, close to the first motor, of the one-way screw rod penetrates through the outer portion of the top plate and is fixedly connected with the output end of the first motor, a first moving block is slidably connected inside the first strip-shaped groove, the side wall of the first moving block is in threaded connection with the rod wall of the one-way screw rod through a first threaded hole, a first connecting rod is fixedly arranged on the lower side of the first moving block. The invention can automatically complete the limit detection of vehicles of different models, saves the manual labor and effectively improves the working efficiency.
Description
Technical Field
The invention relates to the technical field of vehicle detection, in particular to a limit detection device applied to rail transit.
Background
Delimitation refers to the line of dimensions of the contour of the rolling stock and the buildings and equipment adjacent to the track that must not be exceeded in order to ensure the safety of the rolling stock running on the railway track, preventing the rolling stock from hitting the buildings and equipment adjacent to the track. Therefore, in the production process of the rail vehicle, the boundary detection device is required to measure and verify the dimension of the contour line of the rail vehicle so as to ensure that the contour dimension of the vehicle can meet the requirements of national standards and contracting parties and prevent the vehicle from colliding and interfering with surrounding facilities when passing through a bridge, a tunnel or a curve.
The traditional limit detection devices are mostly fixed, namely one limit detection device can only detect vehicles of one type, the function is single, if vehicles of multiple types need to be detected, multiple limit detection devices need to be designed, and the cost is high; in order to solve the problems, some monitoring devices are designed with templates for different vehicle types, different vehicle types are detected by replacing the templates, a large amount of manpower is consumed when the templates are replaced, and the working efficiency is relatively low.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, a limit detection device is mostly fixed, namely, one limit detection device can only detect vehicles of one type and has a single function, and provides the limit detection device applied to rail transit.
In order to achieve the purpose, the invention adopts the following technical scheme:
a limit detection device applied to rail transit comprises a top plate, wherein supporting columns are fixedly arranged at four corners of the lower surface of the top plate, a first strip-shaped groove is transversely formed in the lower surface of the top plate, a one-way screw rod is transversely rotated in the first strip-shaped groove, the side wall of the top plate is fixedly provided with a first motor, one end of the one-way screw rod close to the first motor penetrates to the outside of the top plate and is fixedly connected with the output end of the first motor, the first bar-shaped groove is internally connected with a first moving block in a sliding way, the side wall of the first moving block is in threaded connection with the rod wall of the one-way screw through a first threaded hole, a first connecting rod is fixedly arranged at the lower side of the first moving block, the lower end of the first connecting rod extends to the lower part of the top plate and is fixedly provided with a portal frame, the inside of portal frame is equipped with adjustable detection mechanism, detection mechanism includes side clearance detection mechanism and top clearance detection mechanism.
Preferably, the side limit detection mechanism comprises two second strip-shaped grooves symmetrically arranged on the lower side of a portal frame beam, a through hole is formed in one side, opposite to the two second strip-shaped grooves, of the two second strip-shaped grooves, a bidirectional screw is arranged inside the through hole, two ends of the bidirectional screw respectively extend into the two second strip-shaped grooves and are respectively connected with the side walls of the two second strip-shaped grooves in a rotating mode, a second motor is fixedly arranged on the side wall of the vertical part of the portal frame, one end of the bidirectional screw penetrates through the outer part of the portal frame and is fixedly connected with the output end of the second motor, second moving blocks are respectively connected inside the two second strip-shaped grooves in a sliding mode, the side walls of the two second moving blocks are respectively connected with two sides of the rod wall of the bidirectional screw through a second threaded hole and a third threaded hole in a threaded mode, and second connecting rods are respectively fixedly, two the lower extreme of second connecting rod all fixedly is equipped with the fixed plate, two the side that the fixed plate is relative is from last to fixedly being equipped with a plurality of evenly distributed's first pick-up plate down in proper order.
Preferably, the top limit detection mechanism comprises two first electric push rods symmetrically arranged on the lower side of a portal frame beam, a second detection plate is fixedly arranged at the moving end of each first electric push rod, and two infrared distance measurement probes are symmetrically and fixedly arranged on the lower surface of the second detection plate.
Preferably, the lower ends of the four support columns are fixedly provided with a base, the center of the lower surface of the base is fixedly provided with a universal wheel, the two sides of the lower surface of the base are fixedly provided with second electric push rods, and the moving ends of the second electric push rods are fixedly provided with support blocks.
Preferably, the lower surfaces of the supporting blocks are provided with anti-skid grains.
Preferably, slide bars are fixedly arranged between the column walls of the two support columns at the same side, and the two vertical parts of the portal frame are respectively connected with the rod walls of the two slide bars in a sliding manner through slide holes.
Preferably, first rolling bearings are embedded in two sides of the first bar-shaped groove, and two ends of the one-way screw are respectively and rotatably connected with two sides of the first bar-shaped groove through the first rolling bearings.
Preferably, two the one end that the second bar groove was carried on the back mutually all inlays and is equipped with second antifriction bearing, the both ends of two-way screw rod all pass through second antifriction bearing respectively with two the lateral wall in second bar groove rotates and is connected.
Preferably, at least three first detection plates are positioned on the same fixing plate.
Compared with the prior art, the invention provides a limit detection device applied to rail transit, which has the following beneficial effects:
1. this be applied to boundary limit detection device of track traffic, through the second motor that sets up on the portal frame, second motor work can drive two-way screw rod rotatory, two-way screw rod can make two second movable blocks move near relatively, thereby can make a plurality of first pick-up plate on two fixed plates move near relatively, and then adjust first pick-up plate according to the vehicle of different models, through setting up the first electric putter on the portal frame, first electric putter stretches out and can adjust the distance between the vehicle of second pick-up plate and different models, through setting up infrared ranging probe on the second pick-up plate, can confirm the distance between second pick-up plate and the vehicle.
2. This be applied to limit detection device of track traffic, through setting up the first motor on the roof, first motor work can drive one-way screw rod rotatory, and one-way screw rod can drive first removal piece and remove to can drive whole longmen frame and remove in the below of roof, and then can accomplish and carry out the limit to the vehicle of different models and detect.
The device has the advantages that the parts which are not involved are the same as or can be realized by adopting the prior art, the invention can automatically finish the limit detection of vehicles with different models, the manual labor is saved, and the working efficiency is effectively improved.
Drawings
Fig. 1 is an overall view of a boundary detection device applied to rail transit according to the present invention;
FIG. 2 is a schematic structural diagram of a portion A of a boundary detection device for rail transit according to the present invention;
FIG. 3 is a schematic view of the interior of the gantry of FIG. 1;
fig. 4 is a schematic structural diagram of the base in fig. 1.
In the figure: the device comprises a top plate 1, a support column 2, a one-way screw rod 3, a first motor 4, a first moving block 5, a first connecting rod 6, a portal frame 7, a two-way screw rod 8, a second motor 9, a second moving block 10, a second connecting rod 11, a fixed plate 12, a first detection plate 13, a first electric push rod 14, a second detection plate 15, an infrared distance measuring probe 16, a base 17, a universal wheel 18, a second electric push rod 19, a support block 20 and a slide rod 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a limit detection device applied to rail transit comprises a top plate 1, wherein support columns 2 are fixedly arranged at four corners of the lower surface of the top plate 1, a first bar-shaped groove is transversely formed in the lower surface of the top plate 1, a one-way screw 3 is transversely rotated in the first bar-shaped groove, a first motor 4 is fixedly arranged on the side wall of the top plate 1, one end of the one-way screw 3, which is close to the first motor 4, penetrates to the outside of the top plate 1 and is fixedly connected with the output end of the first motor 4, a first movable block 5 is slidably connected in the first bar-shaped groove, the side wall of the first movable block 5 is in threaded connection with the rod wall of the one-way screw 3 through a first threaded hole, a first connecting rod 6 is fixedly arranged on the lower side of the first movable block 5, the lower end of the first connecting rod 6 extends to the lower side of, the detection mechanism comprises a side limit detection mechanism and a top limit detection mechanism.
The side surface limit detection mechanism comprises two second strip-shaped grooves symmetrically arranged on the lower side of a cross beam of a portal frame 7, through holes are formed in the opposite sides of the two second strip-shaped grooves, a bidirectional screw 8 is arranged in each through hole, the two ends of the bidirectional screw 8 respectively extend into the two second strip-shaped grooves and are respectively connected with the side walls of the two second strip-shaped grooves in a rotating manner, a second motor 9 is fixedly arranged on the side wall of the vertical part of the portal frame 7, one end of the bidirectional screw 8 penetrates through the outer part of the portal frame 7 and is fixedly connected with the output end of the second motor 9, second moving blocks 10 are respectively connected in the two second strip-shaped grooves in a sliding manner, the side walls of the two second moving blocks 10 are respectively connected with the two sides of the rod wall of the bidirectional screw 8 through second threaded holes and third threaded holes in a threaded manner, second connecting rods 11 are respectively fixedly arranged on the lower sides of the two second moving, the opposite side surfaces of the two fixing plates 12 are sequentially and fixedly provided with a plurality of first detection plates 13 which are uniformly distributed from top to bottom.
The top limit detection mechanism comprises two first electric push rods 14 symmetrically arranged on the lower side of a cross beam of the portal frame 7, a second detection plate 15 is fixedly arranged at the moving ends of the two first electric push rods 14 together, and two infrared distance measurement probes 16 are symmetrically and fixedly arranged on the lower surface of the second detection plate 15.
The lower extreme of four support columns 2 is all fixed and is equipped with base 17, and the lower surface center department of four base 17 all fixes and is equipped with universal wheel 18, and the device of being convenient for removes, and the lower surface both sides of four base 17 are all fixed and are equipped with second electric putter 19, and a plurality of second electric putter 19's removal end is all fixed and is equipped with supporting shoe 20, and second electric putter 19 stretches out and makes supporting shoe 20 and ground contact to can be with the stable placing of the device.
The lower surfaces of the supporting blocks 20 are provided with anti-skid lines, so that the friction force between the supporting blocks 20 and the ground can be increased.
All fixed slide bar 21 that is equipped with jointly between the column wall of two support columns 2 of homonymy, two vertical portions of portal frame 7 all through slide opening respectively with two slide bar 21's pole wall sliding connection, slide bar 21 and portal frame 7's cooperation can increase portal frame 7 horizontal migration's stability to detection stability has been increased.
First rolling bearings are embedded in the two sides of the first strip-shaped groove, and the two ends of the one-way screw 3 are respectively and rotatably connected with the two sides of the first strip-shaped groove through the first rolling bearings.
And second rolling bearings are embedded in the ends, back to back, of the two second strip-shaped grooves, and the two ends of the bidirectional screw rod 8 are respectively and rotationally connected with the side walls of the two second strip-shaped grooves through the second rolling bearings.
At least three first detecting plates 13 are positioned on the same fixing plate 12.
In the invention, when in use, the second motor 9 works to drive the bidirectional screw 8 to rotate, the bidirectional screw 8 can enable the two second moving blocks 10 to relatively move close to each other, so that the plurality of first detection plates 13 of the two fixing plates 12 can be relatively closely moved, the first detection plate is adjusted according to different types of vehicles, the first electric push rod 14 arranged on the portal frame 7 extends out to adjust the distance between the second detection plate 15 and the vehicles of different types, the distance between the second detection plate 15 and the vehicle can be determined by the infrared distance measuring probe 16 arranged on the second detection plate 15, the first motor 4 can drive the one-way screw 3 to rotate when working, the one-way screw 3 can drive the first moving block 5 to move, therefore, the whole portal frame 7 can be driven to move below the top plate 1, and the limitation detection of vehicles of different models can be completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A limit detection device applied to rail transit comprises a top plate (1) and is characterized in that supporting columns (2) are fixedly arranged at four corners of the lower surface of the top plate (1), a first bar-shaped groove is transversely formed in the lower surface of the top plate (1), a one-way screw (3) is transversely rotated in the first bar-shaped groove, a first motor (4) is fixedly arranged on the side wall of the top plate (1), one end, close to the first motor (4), of the one-way screw (3) penetrates through the outer portion of the top plate (1) and is fixedly connected with the output end of the first motor (4), a first moving block (5) is slidably connected in the first bar-shaped groove, the side wall of the first moving block (5) is in threaded connection with the rod wall of the one-way screw (3) through a first threaded hole, a first connecting rod (6) is fixedly arranged on the lower side of the first moving block (, the lower extreme of head rod (6) extends to the below of roof (1) and fixed portal frame (7) that is equipped with, the inside of portal frame (7) is equipped with adjustable detection mechanism, detection mechanism includes side limit detection mechanism and top limit detection mechanism.
2. The limit detection device applied to rail transit according to claim 1, wherein the side limit detection mechanism comprises two second bar-shaped grooves symmetrically arranged on the lower side of a cross beam of a portal frame (7), a through hole is formed in one side of the portal frame opposite to the two second bar-shaped grooves, a bidirectional screw (8) is arranged inside the through hole, two ends of the bidirectional screw (8) respectively extend into the two second bar-shaped grooves and are respectively and rotatably connected with the side walls of the two second bar-shaped grooves, a second motor (9) is fixedly arranged on the side wall of the vertical portion of the portal frame (7), one end of the bidirectional screw (8) penetrates through the outer portion of the portal frame (7) and is fixedly connected with the output end of the second motor (9), a second movable block (10) is slidably connected inside the two second bar-shaped grooves, and the side walls of the two second movable blocks (10) respectively pass through a second threaded hole and a third threaded hole and a bidirectional screw (a second threaded hole (a third threaded hole (a), (8) The two sides of the rod wall are in threaded connection, the lower sides of the two second moving blocks (10) are respectively fixedly provided with a second connecting rod (11), the lower ends of the two second connecting rods (11) are respectively fixedly provided with a fixing plate (12), and the opposite side surfaces of the fixing plates (12) are sequentially fixedly provided with a plurality of uniformly distributed first detection plates (13) from top to bottom.
3. A limit detection device applied to rail transit as claimed in claim 1, characterized in that the top limit detection mechanism comprises two first electric push rods (14) symmetrically arranged at the lower side of a cross beam of a portal frame (7), the moving ends of the two first electric push rods (14) are jointly and fixedly provided with a second detection plate (15), and the lower surface of the second detection plate (15) is symmetrically and fixedly provided with two infrared distance measuring probes (16).
4. The limit detection device applied to rail transit according to claim 1, wherein a base (17) is fixedly arranged at the lower end of each of four support columns (2), universal wheels (18) are fixedly arranged at the centers of the lower surfaces of the four bases (17), second electric push rods (19) are fixedly arranged on two sides of the lower surfaces of the four bases (17), and a support block (20) is fixedly arranged at the moving end of each of the second electric push rods (19).
5. The boundary detection device applied to rail transit of claim 4, wherein the lower surfaces of the support blocks (20) are provided with anti-slip lines.
6. The limit detection device applied to rail transit according to claim 1, characterized in that a sliding rod (21) is fixedly arranged between the column walls of the two supporting columns (2) at the same side, and the two vertical parts of the portal frame (7) are respectively connected with the rod walls of the two sliding rods (21) in a sliding manner through sliding holes.
7. The limit detection device applied to rail transit according to claim 1, wherein first rolling bearings are embedded in two sides of the first strip-shaped groove, and two ends of the one-way screw (3) are respectively and rotatably connected with two sides of the first strip-shaped groove through the first rolling bearings.
8. The limit detection device applied to rail transit of claim 2, wherein a second rolling bearing is embedded in each of two opposite ends of the second strip-shaped groove, and both ends of the bidirectional screw (8) are respectively and rotatably connected with the side walls of the two second strip-shaped grooves through the second rolling bearings.
9. A boundary detector applied to rail transit according to claim 2, characterized in that there are at least three of said first detector plates (13) on the same said fixed plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910148711.6A CN109835367B (en) | 2019-02-28 | 2019-02-28 | Limiting detection device applied to rail transit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910148711.6A CN109835367B (en) | 2019-02-28 | 2019-02-28 | Limiting detection device applied to rail transit |
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| CN109835367A CN109835367A (en) | 2019-06-04 |
| CN109835367B true CN109835367B (en) | 2020-03-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP7227442B2 (en) * | 2018-08-07 | 2023-02-22 | 株式会社日立製作所 | Vehicle dimension measuring device and vehicle dimension measuring method |
| CN111016959B (en) * | 2020-01-13 | 2021-06-11 | 中铁二院工程集团有限责任公司 | Scanning type rail transit vehicle clearance detection device |
| CN112697466A (en) * | 2020-12-15 | 2021-04-23 | 重庆中车长客轨道车辆有限公司 | Rail vehicle's limit test device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DD286526A5 (en) * | 1989-07-04 | 1991-01-31 | Veb Schwermaschinenbau S.M. Kirow, | DEVICE FOR MEASURING PROFILES, ESPECIALLY RAIL VEHICLES |
| RU2311311C2 (en) * | 2006-01-20 | 2007-11-27 | Производственный кооператив "Научно-производственный комплекс "Автоматизация" | Method of and system for remote checking of rail car loads for falling within clearance limits |
| DE102009043215A1 (en) * | 2009-09-28 | 2011-05-19 | Siemens Aktiengesellschaft | Method and arrangement for controlling pantographs, clearance profiles and horizontal and vertical contact wire position on vehicle bodies |
| CN104386089A (en) * | 2014-09-01 | 2015-03-04 | 长春轨道客车股份有限公司 | Contour clearance switching device applicable to various types of vehicles |
| CN207657834U (en) * | 2017-12-12 | 2018-07-27 | 中铁第四勘察设计院集团有限公司 | A kind of subway train Clearance Detection |
| CN208125055U (en) * | 2018-03-14 | 2018-11-20 | 广州地铁设计研究院有限公司 | A kind of limit detection device applied to rail traffic |
| CN108944995A (en) * | 2018-08-30 | 2018-12-07 | 左常亮 | A kind of pin-connected panel checking of clearance vehicle for motor car inspection and repair library |
| CN109317557B (en) * | 2018-10-05 | 2020-03-31 | 温州益蓉机械有限公司 | Automatic punching machine |
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