CN204491338U - A kind of track detecting dolly - Google Patents
A kind of track detecting dolly Download PDFInfo
- Publication number
- CN204491338U CN204491338U CN201420865581.0U CN201420865581U CN204491338U CN 204491338 U CN204491338 U CN 204491338U CN 201420865581 U CN201420865581 U CN 201420865581U CN 204491338 U CN204491338 U CN 204491338U
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- CN
- China
- Prior art keywords
- end component
- snow tire
- wheel
- small end
- track
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Abstract
The utility model is a kind of track detecting dolly, the Universal support bar of this track detecting dolly is provided with can the socket of plug-in mounting measuring prism or gps signal receiver, and large and small end component is respectively equipped with the snow tire be made up of diaxon frame plate, two synchronous pulleys and closed loop tooth form synchronous belt thereof.Add gps signal receiver compared with existing detection dolly, can adopt GPS-RTK metering system in signal fairway, total powerstation mode can be adopted in tunnel to measure, therefore this track detecting dolly is particularly useful for the Quick Measurement of common existing railway circuit.Snow tire thoroughly can overcome the skidding of steel wheel.Also because toothed belt transmission has stable, gearratio accurately, therefore, it is possible to ensure that track detecting dolly detects the accuracy of data.The utility model have structure simple, be skillfully constructed, the outstanding advantages of measuring method flexibility and reliability.
Description
Technical field
The utility model belongs to track geometry measuring device, particularly relates to a kind of track detecting dolly.
Background technology
Track detecting dolly be measure for mileage, copy in flat, a kind of portable tool of plane mapping.
Track detecting dolly is made up of the steel car wheel of little vehicle main body and supporting trolley main body, and wheel engages with non-orbiting scroll.In order to make little vehicle main body keep stable when moving with wheel, one end of little vehicle main body arranges former and later two larger wheels of wheelbase, and the casing member supporting former and later two wheels is commonly referred to holds component greatly.The other end of little vehicle main body only arranges a wheel, and the casing member supporting this wheel is commonly referred to small end component, is connected between large and small end component by crossbeam.
In order to meet the electric insulation requirement between large and small end component and track and between large and small end component, the steel wheel of existing track detecting dolly generally adopts insulation bearing and arranges the technical measures of the junction plate that insulate between crossbeam and large and small end component.
Existing track detecting dolly designs based on total station survey mode, and therefore the crossbeam centre position of little vehicle main body arranges the measuring prism being plugged in support bar.
In addition, little vehicle main body is also provided with the measurement of data processing circuit box, range finding encoder and gauge, superelevation measuring transducer, notebook computer for collection in worksite data and later data process, notebook computer is positioned over the pallet pushed away set by handle, pushes away handle and is fixed on crossbeam by oblique push rod.Little vehicle main body is also provided with battery supply.
Therefore and be not suitable for the measurement of common existing railway circuit although the track detecting dolly technology of above-mentioned employing total station survey mode is more ripe, one-shot measurement distance is shorter, needs to set up a large amount of CP III control points, consuming time longer.In addition, the wheel of above-mentioned supporting trolley main body is steel wheel, there is frictional resistance between wheel and track little, cause wheel-slip and affect the defect of dolly subject detection data precision, particularly when raceway surface exists sleet vestige, skidding is particularly serious.
Summary of the invention
The utility model is not suitable for common existing railway route survey and the little technical problem of steel wheel frictional resistance in order to what solve that existing track detecting dolly exists and proposes a kind of track detecting dolly.
The utility model takes following technical scheme for achieving the above object: a kind of track detecting dolly, comprise by holding component greatly, small end component be connected large, the little vehicle main body being provided with the crossbeam formation of insulation junction plate of small end component, also comprise measuring prism, data processing circuit box, range finding encoder, battery supply, gauge measuring transducer, superelevation measuring transducer, oblique push rod, push away handle, pallet and notebook computer, feature is, the crossbeam centre position of little vehicle main body is provided with Universal support bar, described Universal support bar is provided with the socket of plug-in mounting measuring prism or gps signal receiver, described large end component and small end component are respectively equipped with by diaxon frame plate, the snow tire that two synchronous pulleys and closed loop tooth form synchronous belt thereof are formed, the diaxon frame plate position of described snow tire is corresponding, bottom it, two ends are respectively equipped with the synchronous pulley that axle supports, the rubber outer surface of closed loop tooth form synchronous belt engages with raceway surface, the top of the diaxon frame plate of snow tire is provided with the top board of supporting trolley main body, wherein the top board of a snow tire is fixed with curved support, this curved support with hold component to fix greatly, the top board of another snow tire is fixed with along the slideway of crossbeam axial direction setting and the slide rail with its slip joint, slide rail and small end component fix, the snow tire of described large end component is provided with that axle supports in both sides before and after it, the lateral part wheel engaged inside component one siding track is held greatly with corresponding, the rear and front end portion of large end component is provided with the balance auxiliary wheel engaged with this side rail surface of axle support, the pedestal plate of the snow tire of corresponding small end component inside it is provided with frame installing rack, frame installing rack is provided with axle support, with two lateral part wheels engaged inside corresponding small end component one siding track, small end component is provided with movable end and is incorporated into frame installing rack and makes lateral part wheel and the air spring closely engaged inside this siding track, described diaxon frame plate is respectively equipped with corresponding axle bed plate, the wheel shaft two ends of mid-ambles belt wheel are supported in diaxon seat board respectively, the upper portion of the closed loop tooth form synchronous belt between mid-ambles belt wheel with two synchronous pulleys is meshed, the side axle bed plate of described mid-ambles belt wheel is fixed with encoder, is provided with shaft coupling between encoder axle and mid-ambles belt wheel wheel shaft.
The utility model can also take following technical measures:
The wheel shaft two ends of the synchronous pulley of described snow tire are respectively equipped with the nylon sleeve of interference fit, and described diaxon frame plate is respectively equipped with the bearing supporting synchronous pulley wheel shaft, the nylon sleeve of synchronous pulley wheel shaft and bearing inner race interference fits.
The diaxon frame plate of described snow tire is symmetrical isosceles trapezoid, position, intermediate portion hollow out.
The feather edge of the diaxon frame plate of described snow tire is interval with the permanent magnet corresponding to track.
The beneficial effects of the utility model are with advantage: this track detecting dolly adds gps signal receiver compared with existing detection dolly, GPS-RTK metering system can be adopted in signal fairway, total powerstation mode can be adopted in tunnel to measure, and therefore this track detecting dolly is particularly useful for the Quick Measurement of common existing railway circuit.Because the rubber outer surface of the closed loop tooth form synchronous belt of this track detecting dolly snow tire and raceway surface bonding area are far longer than the bonding area of steel wheel and raceway surface in prior art, the feature of the quality of rubber materials of the external surface of closed loop tooth form synchronous belt causes the frictional resistance of this wheel comparatively large simultaneously, thoroughly can overcome the skidding of steel wheel.Also because toothed belt transmission has stable, gearratio accurately, therefore, it is possible to ensure that track detecting dolly detects the accuracy of data.The utility model have structure simple, be skillfully constructed, the outstanding advantages of measuring method flexibility and reliability.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model example structure schematic diagram.
Accompanying drawing 2 is Fig. 1 upward views.
Accompanying drawing 3 is Fig. 2 A portion zoomed-in views.
Accompanying drawing 4 is Fig. 2 B portion zoomed-in views.
Accompanying drawing 5 is that Fig. 2 A is to large end component enlarged partial view.
Accompanying drawing 6 is snow tire structural representations.
Accompanying drawing 7 is Fig. 6 left views.
Accompanying drawing 8 is synchronous pulley wheel shaft and dependency structure schematic diagram thereof.
Accompanying drawing 9 is Fig. 1 embodiment data processing circuit theory diagrams.
Number in the figure: 1 holds component greatly, 2 crossbeams, 3 oblique push rods, 4 push away handle, 5 pallets, 6 multi-directional ball headstocks, 7 small end components, 8 data processing circuit boxes, 9 battery supply boxes, 10 support bars, 10-1 socket, 11 insulation junction plates, 12 snow tires, 12-1 pedestal plate, 12-2 synchronous pulley, 12-3 closed loop tooth form synchronous belt, 12-4 axle bed plate, 12-5 mid-ambles belt wheel, 12-6 synchronous pulley wheel shaft, 12-7 permanent magnet, 12-8 top board, 12-9 bearing, 12-10 nylon sleeve, 13 encoders, 13-1 support, 14 side block opinions, 15 balance auxiliary wheels, 16 curved supports, 17 slideways, 18 slide rails, 19 air springs, 20 frame installing racks.
Detailed description of the invention
The utility model is further illustrated below in conjunction with embodiment and accompanying drawing thereof.
Embodiment as shown in Figure 1,2,3, 4, little vehicle main body is formed with the crossbeam 2 being provided with insulation junction plate 11 being connected large and small end component by holding greatly component 1, small end component 7, and the crossbeam of little vehicle main body or 2 centre positions are provided with the Universal support bar be made up of with the support bar 10 being connected to this universal ball end multi-directional ball headstock 6.The top of Universal support bar is provided with the socket 10-1 of plug-in mounting measuring prism or gps signal receiver, makes this dolly can adopt GPS-RTK metering system in signal fairway, also can total powerstation mode can be adopted in tunnel to measure.
The crossbeam 2 of little vehicle main body is provided with oblique push rod 3, is fixed on pushing away handle 4 and being connected to the pallet 5 pushing away handle of oblique push rod top, and pallet is used for placing and notebook computer.
Small end component 7 surface of little vehicle main body is provided with data processing circuit box 8 and battery supply box 9, gauge measuring transducer and superelevation measuring transducer installation site and the identical (not shown) of existing measurement dolly.
As shown in Fig. 3,4,5,6,7, large end component 1 of the present utility model and small end component 7 are respectively equipped with the snow tire 12 be made up of diaxon frame plate 12-1, two synchronous pulley 12-2 and closed loop tooth form synchronous belt 12-3 thereof.The diaxon frame plate 12-1 position of snow tire 12 is corresponding, and bottom it, two ends are respectively equipped with the synchronous pulley 12-2 supported by wheel shaft 12-6, and the rubber outer surface of closed loop tooth form synchronous belt 12-3 engages with raceway surface.The diaxon frame plate 12-1 of described snow tire 12 is symmetrical isosceles trapezoid, position, intermediate portion hollow out.The feather edge of the diaxon frame plate 12-1 of described snow tire 12 is interval with the permanent magnet 12-7 corresponding to track.The object arranging permanent magnet is the suction utilizing its strong magnetic field action to produce in track, is equivalent to apply pressure to diaxon frame plate 12-1, is conducive to increasing the frictional resistance between closed loop tooth form synchronous belt and track.
The top of the diaxon frame plate 12-1 of snow tire 12 is provided with the top board 12-8 of supporting trolley main body, wherein the top board of a snow tire is fixed with curved support 16, this curved support 16 with hold component 1 upper plate greatly inside two ends fix, the top board of another snow tire is fixed with along the slideway 17 of crossbeam 2 axial direction setting and the slide rail 18 with its slip joint, fixes inside slide rail 18 and small end component 7 upper plate.
Large end component 1 be provided be positioned at both sides before and after its snow tire 12 and axle support with the lateral part wheel 14 engaged inside this siding track, the rear and front end portion of large end component 1 is also provided with the balance auxiliary wheel 15 engaged with this side rail surface that axle supports.
The pedestal plate 12-1 of the snow tire 12 of corresponding small end component 7 inside it is provided with frame installing rack 20, frame installing rack 20 is provided with the both sides, front and back that two lateral part wheel 14, two lateral part wheels 14 that are that axle supports and that engage inside this siding track correspond to the snow tire 12 of small end component 7.
Small end component 7 be provided with movable end be engaged in frame installing rack 20 and make the lateral part wheel 14 of the large end component side of little vehicle main body all the time with the air spring 19 closely engaged inside this siding track.When two railway track distances change, air spring 19 produces the relative movement with small end component 7 by making little vehicle main body by slideway 17 and slide rail 18, causes the lateral part wheel 14 of large end component side to ensure the accuracy of gauge survey data with closely engaging inside this siding track all the time.
Diaxon frame plate 12-1 is fixed with corresponding axle bed plate 12-4 respectively, and the wheel shaft two ends of mid-ambles belt wheel 12-5 are supported in diaxon seat board respectively, and the upper portion of the closed loop tooth form synchronous belt 12-3 between mid-ambles belt wheel with two synchronous pulleys is meshed.The side axle bed plate of mid-ambles belt wheel 12-5, by support 13-1 regular coding device 13, is provided with shaft coupling between encoder axle and mid-ambles belt wheel wheel shaft.
As shown in Figure 8, the wheel shaft 12-6 two ends of the synchronous pulley 12-2 of snow tire 12 are respectively equipped with the nylon sleeve 12-10 of interference fit, diaxon frame plate 12-1 is respectively equipped with the bearing 12-9 supporting synchronous pulley wheel shaft, the nylon sleeve 12-10 of synchronous pulley wheel shaft and bearing 12-9 inner ring interference fits.Arranging of nylon sleeve 12-10 can obviously reduce this moving of car noise, also enhances the insulating properties of dolly and track.
As shown in Fig. 1,9, being provided with in the data processing circuit box 8 of the present embodiment with microprocessor is the data processing circuit plate of core, and this circuit board is commercially available prod.
Claims (4)
1. a track detecting dolly, comprise by the little vehicle main body of holding greatly component, small end component to form with the crossbeam being provided with insulation junction plate being connected large and small end component, also comprise measuring prism, data processing circuit box, range finding encoder, battery supply, gauge measuring transducer, superelevation measuring transducer, oblique push rod, push away handle, pallet and notebook computer, it is characterized in that: the crossbeam centre position of little vehicle main body is provided with Universal support bar, and described Universal support bar is provided with the socket of plug-in mounting measuring prism or gps signal receiver, described large end component and small end component are respectively equipped with by diaxon frame plate, the snow tire that two synchronous pulleys and closed loop tooth form synchronous belt thereof are formed, the diaxon frame plate position of described snow tire is corresponding, bottom it, two ends are respectively equipped with the synchronous pulley that axle supports, the rubber outer surface of closed loop tooth form synchronous belt engages with raceway surface, the top of the diaxon frame plate of snow tire is provided with the top board of supporting trolley main body, wherein the top board of a snow tire is fixed with curved support, this curved support with hold component to fix greatly, the top board of another snow tire is fixed with along the slideway of crossbeam axial direction setting and the slide rail with its slip joint, slide rail and small end component fix, the snow tire of described large end component is provided with that axle supports in both sides before and after it, the lateral part wheel engaged inside component one siding track is held greatly with corresponding, the rear and front end portion of large end component is provided with the balance auxiliary wheel engaged with this side rail surface of axle support, the pedestal plate of the snow tire of corresponding small end component inside it is provided with frame installing rack, frame installing rack is provided with axle support, with two lateral part wheels engaged inside corresponding small end component one siding track, small end component is provided with movable end and is incorporated into frame installing rack and makes lateral part wheel and the air spring closely engaged inside this siding track, described diaxon frame plate is respectively equipped with corresponding axle bed plate, the wheel shaft two ends of mid-ambles belt wheel are supported in diaxon seat board respectively, the upper portion of the closed loop tooth form synchronous belt between mid-ambles belt wheel with two synchronous pulleys is meshed, the side axle bed plate of described mid-ambles belt wheel is fixed with encoder, is provided with shaft coupling between encoder axle and mid-ambles belt wheel wheel shaft.
2. a kind of track detecting dolly according to claim 1, it is characterized in that: the wheel shaft two ends of the synchronous pulley of described snow tire are respectively equipped with the nylon sleeve of interference fit, described diaxon frame plate is respectively equipped with the bearing supporting synchronous pulley wheel shaft, the nylon sleeve of synchronous pulley wheel shaft and bearing inner race interference fits.
3. a kind of track detecting dolly according to claim 1, is characterized in that: the diaxon frame plate of described snow tire is symmetrical isosceles trapezoid, position, intermediate portion hollow out.
4. a kind of track detecting dolly according to claim 1, is characterized in that: the feather edge of the diaxon frame plate of described snow tire is interval with the permanent magnet corresponding to track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420865581.0U CN204491338U (en) | 2014-12-31 | 2014-12-31 | A kind of track detecting dolly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420865581.0U CN204491338U (en) | 2014-12-31 | 2014-12-31 | A kind of track detecting dolly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204491338U true CN204491338U (en) | 2015-07-22 |
Family
ID=53570636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420865581.0U Expired - Fee Related CN204491338U (en) | 2014-12-31 | 2014-12-31 | A kind of track detecting dolly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204491338U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588842A (en) * | 2016-01-28 | 2016-05-18 | 北京金久瑞科技有限公司 | Pulse generation device and tunnel surface detection vehicle |
| CN106080626A (en) * | 2016-06-16 | 2016-11-09 | 王春洋 | A kind of Portable type full-automatic track, tunnel moving detection vehicle |
-
2014
- 2014-12-31 CN CN201420865581.0U patent/CN204491338U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588842A (en) * | 2016-01-28 | 2016-05-18 | 北京金久瑞科技有限公司 | Pulse generation device and tunnel surface detection vehicle |
| CN106080626A (en) * | 2016-06-16 | 2016-11-09 | 王春洋 | A kind of Portable type full-automatic track, tunnel moving detection vehicle |
| CN106080626B (en) * | 2016-06-16 | 2018-05-11 | 王春洋 | A kind of Portable type full-automatic track, tunnel moving detection vehicle |
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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 |
Granted publication date: 20150722 Termination date: 20151231 |
|
| EXPY | Termination of patent right or utility model |