CN206514766U - Subway dispersing platform clearance survey dolly - Google Patents
Subway dispersing platform clearance survey dolly Download PDFInfo
- Publication number
- CN206514766U CN206514766U CN201720247454.8U CN201720247454U CN206514766U CN 206514766 U CN206514766 U CN 206514766U CN 201720247454 U CN201720247454 U CN 201720247454U CN 206514766 U CN206514766 U CN 206514766U
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- China
- Prior art keywords
- cross bar
- moving cart
- measurement cross
- measurement
- plumb bob
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Abstract
The utility model is related to a kind of subway dispersing platform clearance survey dolly, including the moving cart being arranged on two tracks, drawing and pulling type measurement cross bar is provided with moving cart, one end of the measurement cross bar is arranged in the moving cart above two orbit centres, the other end of the measurement cross bar points to gauge mark point, plumb bob is provided with the moving cart, the plumb bob is connected by vertical line with measuring one end of cross bar, the measurement cross bar rotates adjustable connection with moving cart and plane of rotation is vertical, when above-mentioned measurement dolly is moved to two orbital planes for inclined plane, judge whether moving cart is in inclined situation by observing the angle between the connecting line of plumb bob and measurement cross bar, if the angle between the connecting line and measurement cross bar of plumb bob is obtuse angle, by adjusting measurement cross bar, so that the connecting line of plumb bob is adjusted to vertical state with measurement cross bar, so ensure that the rod end of measurement cross bar is resisted against in gauge mark point, ensure the precision of measurement.
Description
Technical field
The utility model is related to track construction technical field, and in particular to a kind of subway dispersing platform clearance survey dolly.
Background technology
In Metro Clearance detection work progress, to measure subway dispersing platform gauge, with reference to shown in Fig. 1, generally according to
Gauge requires to make easy iron frame, simulates gauge critical point, place, measure at the position for needing to measure.Iron frame
Including stainless steel column and the graduated stainless steel cross bar of band being connected on stainless steel column, level is set on stainless steel cross bar
Chi.When using, stainless steel cross bar screens bracket is fixed on track, by observing the gauge mark point of stainless steel cross bar,
To weigh whether gauge meets the requirements.
When the iron frame for vehicle gauge orbits in the prior art, for measuring gauge mark spot size
Stainless steel cross bar is close in tunnel-side to be measured, by observing the reading of the horizon rule on stainless steel cross bar, so as to obtain
The actual size of gauge mark point is obtained, when iron frame is travelled to track, two tracks are inclined plane, in iron frame not
Horizon rule and the contact point of tunnel-side that rust steel cross bar is also on heeling condition, stainless steel cross bar are not just the levels of side wall
Middle position, the so influence to accuracy of measurement are very big.
Utility model content
The purpose of this utility model is：There is provided a kind of subway dispersing platform clearance survey dolly, it is possible to increase to gauge mark
The degree of accuracy of note point measurement.
To achieve the above object, the utility model is adopted the following technical scheme that：
Subway dispersing platform clearance survey dolly, including the moving cart being arranged on two tracks, in moving cart
Drawing and pulling type measurement cross bar is provided with, one end of the measurement cross bar is arranged in the moving cart above two orbit centres, described
Measure and be provided with plumb bob in the other end sensing gauge mark point of cross bar, the moving cart, the plumb bob passes through vertical line with surveying
One end connection of cross bar is measured, the measurement cross bar rotates adjustable connection with moving cart and plane of rotation is vertical.
The utility model design feature is also resided in：
The plank of the gauge mark point position nail provided with plate face level, the rod end of the measurement cross bar is resisted against plank
In plate face.
First, second montant is provided with the moving cart, one end of the measurement cross bar is rotatably arranged on first
On montant, arc adjustment hole is provided with second montant, the arc adjustment hole passes through with measuring the shaft stage casing of cross bar
Bolt connection.
Balancing weight is provided with the moving cart.
The moving cart is arranged with roller and the inner side rail level of two tracks constitutes rolling cooperation.
Compared with prior art, the technique effect that the utility model possesses is：Above-mentioned measurement dolly is moved to two tracks
When face is inclined plane, inclined by observing the angle between the connecting line of plumb bob and measurement cross bar to judge whether moving cart is in
Oblique situation, if the angle between the connecting line and measurement cross bar of plumb bob is obtuse angle, by adjusting measurement cross bar so that plumb bob
Connecting line with measurement cross bar be adjusted to vertical state, so ensure that measurement cross bar rod end be resisted against gauge mark point
On, it is ensured that the precision of measurement.
Brief description of the drawings
Fig. 1 is the instrumentation plan of subway dispersing platform gauge mark point；
Fig. 2 is the structural representation of subway dispersing platform clearance survey dolly；
Fig. 3 is structural representation when subway dispersing platform clearance survey dolly is in inclined plane；
Fig. 4 is the dimensional structure diagram of subway dispersing platform clearance survey dolly.
Embodiment
With reference to Fig. 1 to Fig. 4, the utility model is further described：
Subway dispersing platform clearance survey dolly, including the moving cart 20 being arranged on two tracks 10 are small positioned at movement
Drawing and pulling type measurement cross bar 30 is provided with car 20, one end of the measurement cross bar 30 is arranged on the movement of the overcentre of two track 10
On dolly 20, the other end of the measurement cross bar 30 is pointed to is provided with plumb bob 40 in gauge mark point A, the moving cart 20,
The plumb bob 40 is connected by vertical line with measuring one end of cross bar 30, and the measurement cross bar 30 rotates adjustable with moving cart 20
Connect and plane of rotation is vertical.
With reference to shown in Fig. 2 and Fig. 3, when above-mentioned measurement dolly 20 is moved to the face of two track 10 for inclined plane, pass through observation
Angle between the vertical line of plumb bob 40 and measurement cross bar 30 judges whether moving cart 20 is in inclined situation, if plumb bob
Angle between 40 connecting line and measurement cross bar 30 is obtuse angle, by rotating regulation measurement cross bar 30 so that the company of plumb bob 40
Wiring is adjusted to vertical state with measurement cross bar 30, so ensures that the rod end of measurement cross bar 30 is resisted against gauge mark point
On A, it is ensured that the precision of measurement.
It is used as preferred scheme of the present utility model, the plank 50 of the gauge mark point location A nail provided with plate face level, institute
The rod end for stating measurement cross bar 30 is resisted against in the plate face of plank 50；
Nail sets the plank 50 of plate face level on measurement markers point A, and the measurement end of above-mentioned measurement cross bar 30 is resisted against wood
On plate 50, the scuffing that the rod end of measurement cross bar 30 is produced thus is avoided that, or measurement cross bar 30 being capable of moving along plank 50.
Further, first, second montant 21,22 has been provided with the moving cart 20, the measurement cross bar 30
One end is rotatably arranged on the first montant 21, and arc adjustment hole 221, the arc adjustment hole are provided with second montant 22
221 are bolted with measuring the shaft stage casing of cross bar 30；
When needing rotation measuring cross bar 30, bolt is unclamped, and measurement cross bar 30 is rotated, and then by plumb bob 40
Vertical line it is vertical with measurement cross bar 30, then bolt fastened.
To ensure to be provided with balancing weight 23 in the stable movement of moving cart 20, the moving cart 20.
The inner side rail level that the moving cart 20 is arranged with the track 10 of roller 24 and two constitutes rolling cooperation.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (5)
1. subway dispersing platform clearance survey dolly, it is characterised in that：Including the moving cart being arranged on two tracks (10)
(20) drawing and pulling type measurement cross bar (30), is provided with moving cart (20), one end of the measurement cross bar (30) is arranged on
In the moving cart (20) of two tracks (10) overcentre, the other end of the measurement cross bar (30) points to gauge mark point (A),
Plumb bob (40) is provided with the moving cart (20), the plumb bob (40) is connected by one end of vertical line and measurement cross bar (30)
Connect, the measurement cross bar (30) rotates adjustable connection with moving cart (20) and plane of rotation is vertical.
2. subway dispersing platform clearance survey dolly according to claim 1, it is characterised in that：The gauge mark point
(A) plank (50) of the position nail provided with plate face level, the rod end of the measurement cross bar (30) is resisted against in the plate face of plank (50).
3. subway dispersing platform clearance survey dolly according to claim 1 or 2, it is characterised in that：The moving cart
(20) first, second montant (21,22) has been provided with, one end of the measurement cross bar (30) is rotatably arranged on the first montant
(21) on, arc adjustment hole (221), the arc adjustment hole (221) and measurement cross bar are provided with second montant (22)
(30) shaft stage casing is bolted.
4. subway dispersing platform clearance survey dolly according to claim 3, it is characterised in that：The moving cart (20)
On be provided with balancing weight (23).
5. subway dispersing platform clearance survey dolly according to claim 4, it is characterised in that：The moving cart (20)
The inner side rail level for being arranged with roller (24) and two tracks (10) constitutes rolling cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247454.8U CN206514766U (en) | 2017-03-14 | 2017-03-14 | Subway dispersing platform clearance survey dolly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247454.8U CN206514766U (en) | 2017-03-14 | 2017-03-14 | Subway dispersing platform clearance survey dolly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206514766U true CN206514766U (en) | 2017-09-22 |
Family
ID=59870353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720247454.8U Active CN206514766U (en) | 2017-03-14 | 2017-03-14 | Subway dispersing platform clearance survey dolly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206514766U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322968A (en) * | 2020-03-30 | 2020-06-23 | 中建八局第二建设有限公司 | Novel ground flatness detects device |
| WO2022236892A1 (en) * | 2021-05-13 | 2022-11-17 | 方大智创科技有限公司 | Rail platform door system limit measurement rail trolley |
-
2017
- 2017-03-14 CN CN201720247454.8U patent/CN206514766U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322968A (en) * | 2020-03-30 | 2020-06-23 | 中建八局第二建设有限公司 | Novel ground flatness detects device |
| WO2022236892A1 (en) * | 2021-05-13 | 2022-11-17 | 方大智创科技有限公司 | Rail platform door system limit measurement rail trolley |
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