CN212029058U - Positioning lofting instrument with adjustable vertical height of rail surface - Google Patents
Positioning lofting instrument with adjustable vertical height of rail surface Download PDFInfo
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- CN212029058U CN212029058U CN202020702014.9U CN202020702014U CN212029058U CN 212029058 U CN212029058 U CN 212029058U CN 202020702014 U CN202020702014 U CN 202020702014U CN 212029058 U CN212029058 U CN 212029058U
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Abstract
The utility model particularly relates to a location lofting appearance with adjustable rail surface vertical height has solved current location lofting method and has had inconvenient operation, measuring error great, the inefficiency problem when being used for superelevation section track. A rail surface vertical height adjustable positioning lofting instrument comprises two fixing legs detachably connected with two rails, wherein a transverse positioning slide bar is erected above the two fixing legs, scales are arranged on the outer side wall of the transverse positioning slide bar, a vertical positioning tube which is perpendicular to the transverse positioning slide bar and is in sliding connection with the transverse positioning slide bar is arranged above the transverse positioning slide bar, and the vertical positioning tube is a telescopic sleeve with scales; a turntable vertical to the vertical positioning tube is arranged above the vertical positioning tube, and an infrared pen is arranged above the turntable. The utility model discloses a to the purpose of lofting position pinpoint, connect firmly, the simple operation, easy to assemble and dismantlement have effectively improved location efficiency, and is applicable on the track of different width, different gauge.
Description
Technical Field
The utility model relates to a lofting device that subway and railway construction used specifically is a location lofting appearance with adjustable rail surface vertical height.
Background
In the construction of subways and railways, fixed height difference is required between the lofting position and the rail surface of equipment such as an evacuation platform, a ring network support, a weak current support and the like. At present, the common method is to recheck the track plane by a total station, a level and other equipment, and then mark the lofting position according to the required vertical height.
However, practice shows that the existing positioning lofting method has the following problems when used for an ultra-high section track: firstly, when the total station and the level gauge are used for determining the lofting position, the height position can be determined only by slope calculation and conversion, the measurement is very inconvenient, and large errors exist; and secondly, when the track ruler plus the angle ruler is adopted to position the lofting position, the operation is complex and the measurement efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve current location lofting method and have the problem of inconvenient operation, measuring error is great, inefficiency when being used for super high section track, provide a location lofting appearance with adjustable rail surface vertical height.
The utility model discloses an adopt following technical scheme to realize:
a positioning lofting instrument with an adjustable vertical height of a rail surface comprises two rails which are distributed left and right; the device also comprises two fixed feet detachably connected with the two tracks, a transverse positioning slide rod fixedly connected with the two fixed feet and perpendicular to the tracks is erected above the two fixed feet, scales are arranged on the outer side wall of the transverse positioning slide rod, a vertical positioning tube perpendicular to the transverse positioning slide rod and in sliding connection with the transverse positioning slide rod is arranged above the transverse positioning slide rod, and the vertical positioning tube is a telescopic sleeve with scales; a turntable vertical to the vertical positioning tube is arranged above the vertical positioning tube, and an infrared pen is arranged above the turntable.
When the positioning lofting method is used, firstly, the transverse positioning slide rod is fixed on two tracks through two fixing feet, then the vertical positioning tube is slid to the designated scale position of the transverse positioning slide rod according to the lofting requirement, then the length of the vertical positioning tube is adjusted to the lofting height through stretching the telescopic sleeve of the vertical positioning tube, then the rotary table is rotated, so that the light source of the red pen faces to the shield surface to be marked, finally, the infrared pen is opened, the infrared rays emitted by the infrared pen are mapped to the shield surface to form mark points, and workers mark the mark points, so that the goal of accurately positioning the lofting position is realized, and the problems of inconvenient operation, large measurement error and low efficiency when the conventional positioning lofting method is used for an ultrahigh-section track are solved.
Every fixed foot all includes one and sets up in the mounting panel of horizontal positioning slide bar lower surface and the symmetrical a pair of L type splint of locating mounting panel left part, right part, and two tracks press from both sides respectively and locate between two pairs of L type splint, and all run through on the vertical board of every L type splint and be provided with two afterbody and hug closely the clamp bolt that track and front and back distribute.
The structural design can fix the transverse positioning sliding rod above the two rails, the connection is stable, and meanwhile, the structural design of the L-shaped clamping plate can prevent the lofting instrument from overturning in the positioning process, so that the stability of the lofting instrument in use is improved; the structural design that L type splint and mounting panel cup jointed makes this lofting appearance applicable on the track of different width, and the suitability further promotes.
Two strip holes arranged along the left and right directions are respectively formed at two ends of the bottom wall of the transverse positioning slide bar, and two bolts penetrating through the two mounting plates from top to bottom are respectively arranged in the two strip holes in a penetrating manner.
The structural design in bar hole is convenient according to the interval of two bolts of gauge size regulation for this lofting appearance is applicable on the track of different gauges.
The upper surface of the rotary table is provided with a leveling pipe, a fixing table parallel to the leveling pipe is arranged below the leveling pipe, three fixing plates are arranged on the upper surface of the fixing table at equal intervals along the circumferential direction, three leveling bolts are screwed on the upper surfaces of the three fixing plates respectively, three leveling nuts are sleeved on the three leveling bolts respectively, and the lower surfaces of the three leveling nuts are tightly attached to the upper surfaces of the three fixing plates respectively.
This structural design makes things convenient for this lofting appearance to carry out the leveling to infrared pen and revolving stage when the horizontal plane uses for this lofting appearance has the function of horizontal mark simultaneously, has effectively improved positioning accuracy.
The longitudinal section of the transverse positioning slide rod is C-shaped, an I-shaped slide block which is connected with the transverse positioning slide rod in a sliding mode is arranged in the transverse positioning slide rod, a lower sleeve with external threads is vertically fixed on the upper surface of the slide block, the lower end of the vertical positioning tube penetrates through the lower sleeve, and a lower locking nut which is screwed on the lower sleeve is sleeved on the lower end of the vertical positioning tube.
An upper sleeve with external threads is vertically fixed on the lower surface of the fixed table, the upper end of the vertical positioning tube penetrates through the upper sleeve, and an upper locking nut screwed on the upper sleeve is sleeved on the upper end of the vertical positioning tube.
The vertical positioning pipe is composed of a plurality of sections of sleeves which are provided with scales and are sleeved up and down.
This structural design is convenient to set up lofting height, and the simple operation has effectively improved location efficiency.
The upper surface of the rotary table is fixed with a U-shaped support with an upward opening, and the infrared pen is clamped in the U-shaped support.
The structural design of U type support is convenient to be installed and is dismantled infrared pen, can lift infrared pen off when the transportation, prevents that infrared pen from bumping and damaging in the transportation, and then has increased the life of this lofting appearance.
The utility model has the advantages of reasonable design reliably, realized the purpose to the lofting position pinpoint, connect moreover firmly, the simple operation, it is applicable on the track of different width, different gauge tracks, the suitability further promotes, has the horizontal mark simultaneously, measures apart from rail face vertical height, the function of measuring distance rail center offset, and is further, easy to assemble and dismantlement have effectively improved positioning efficiency, have the advantage that the function is various, positioning accuracy is high, long service life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged partial schematic view at A of FIG. 1;
FIG. 3 is an enlarged partial schematic view at B of FIG. 1;
FIG. 4 is an enlarged partial schematic view at C of FIG. 1;
FIG. 5 is a schematic top view of the laterally positioned slide bar of FIG. 1;
FIG. 6 is a schematic sectional view of the connection between the slide block and the transverse positioning slide rod in FIG. 1;
fig. 7 is a reference diagram of the usage state of the present invention when positioning the vertical height.
In the figure, 1-fixed foot, 2-transverse positioning slide rod, 3-vertical positioning tube, 4-rotary table, 5-infrared pen, 6-mounting plate, 7-L-shaped clamping plate, 8-clamping bolt, 9-strip-shaped hole, 10-bolt, 11-leveling tube, 12-fixed table, 13-fixed plate, 14-leveling bolt, 15-leveling nut, 16-sliding block, 17-lower sleeve, 18-lower locking nut, 19-upper sleeve, 20-upper locking nut and 21-U-shaped bracket.
Detailed Description
A positioning lofting instrument with an adjustable vertical height of a rail surface comprises two rails which are distributed left and right; the device is characterized by further comprising two fixing feet 1 detachably connected with the two tracks, a transverse positioning slide rod 2 fixedly connected with the two fixing feet 1 and perpendicular to the tracks is erected above the two fixing feet 1, scales are arranged on the outer side wall of the transverse positioning slide rod 2, a vertical positioning tube 3 perpendicular to the transverse positioning slide rod 2 and connected with the transverse positioning slide rod in a sliding mode is arranged above the transverse positioning slide rod 2, and the vertical positioning tube 3 is a telescopic sleeve with scales; a rotary table 4 vertical to the vertical positioning tube 3 is arranged above the vertical positioning tube, and an infrared pen 5 is arranged above the rotary table 4.
Every fixed foot 1 all includes one and sets up in the mounting panel 6 of 2 lower surfaces of horizontal positioning slide bars and the symmetrical cover a pair of L type splint 7 of locating the mounting panel 6 left part, right part, and two tracks press from both sides respectively and locate between two pairs of L type splint 7, and all run through on the vertical board of every L type splint 7 and be provided with two afterbody and hug closely the clamping bolt 8 that the track just distributes around and.
Two strip holes 9 arranged along the left and right directions are respectively arranged at two ends of the bottom wall of the transverse positioning slide bar 2, and two bolts 10 penetrating through the two mounting plates 6 from top to bottom are respectively arranged in the two strip holes 9 in a penetrating manner.
The upper surface of the rotary table 4 is provided with a leveling pipe 11, a fixing table 12 parallel to the leveling pipe is arranged below the leveling pipe, three fixing plates 13 are arranged on the upper surface of the fixing table 12 at equal intervals along the circumferential direction, three leveling bolts 14 are screwed on the upper surfaces of the three fixing plates 13 respectively, three leveling nuts 15 are sleeved on the three leveling bolts 14 respectively, and the lower surfaces of the three leveling nuts 15 are closely arranged on the upper surfaces of the three fixing plates 13 respectively.
The longitudinal section of the transverse positioning slide rod 2 is C-shaped, an I-shaped slide block 16 which is connected with the transverse positioning slide rod in a sliding mode is arranged in the transverse positioning slide rod, a lower sleeve 17 with external threads is vertically fixed on the upper surface of the slide block 16, the lower end portion of the vertical positioning tube 3 penetrates through the lower sleeve 17, and a lower locking nut 18 screwed on the lower sleeve 17 is sleeved on the lower end portion of the vertical positioning tube.
An upper sleeve 19 with external threads is vertically fixed on the lower surface of the fixed table 12, the upper end of the vertical positioning tube 3 is inserted into the upper sleeve 19, and an upper locking nut 20 screwed on the upper sleeve 19 is sleeved on the upper end of the vertical positioning tube.
The vertical positioning pipe 3 is composed of a plurality of sections of sleeves which are provided with scales and are sleeved up and down.
The upper surface of the rotary table 4 is fixed with a U-shaped support 21 with an upward opening, and the infrared pen 5 is clamped in the U-shaped support 21.
Claims (8)
1. A positioning lofting instrument with an adjustable vertical height of a rail surface comprises two rails which are distributed left and right; the method is characterized in that: the device is characterized by further comprising two fixing feet (1) detachably connected with the two tracks, a transverse positioning slide rod (2) which is fixedly connected with the two fixing feet (1) and perpendicular to the tracks is erected above the two fixing feet (1), scales are arranged on the outer side wall of the transverse positioning slide rod (2), a vertical positioning pipe (3) which is perpendicular to the transverse positioning slide rod and is in sliding connection with the transverse positioning slide rod is arranged above the transverse positioning slide rod (2), and the vertical positioning pipe (3) is a telescopic sleeve with scales; a rotary table (4) vertical to the vertical positioning tube (3) is arranged above the vertical positioning tube, and an infrared pen (5) is arranged above the rotary table (4).
2. The rail surface vertical height adjustable positioning lofting instrument according to claim 1, wherein: every fixed foot (1) all includes one and sets up in mounting panel (6) of horizontal positioning slide bar (2) lower surface and the symmetry cover locates a pair of L type splint (7) of mounting panel (6) left part, right part, and two tracks press from both sides respectively and locate between two pairs of L type splint (7), and all run through on the vertical board of every L type splint (7) and be provided with two afterbody and hug closely the clamp bolt (8) that track and front and back distribute.
3. The rail surface vertical height adjustable positioning lofting instrument according to claim 2, wherein: two strip-shaped holes (9) arranged along the left and right directions are respectively formed at two ends of the bottom wall of the transverse positioning slide rod (2), and two bolts (10) penetrating through the two mounting plates (6) from top to bottom are respectively arranged in the two strip-shaped holes (9).
4. The rail surface vertical height adjustable positioning lofting instrument according to claim 1, wherein: the upper surface of the rotary table (4) is provided with a leveling pipe (11), a fixing table (12) parallel to the leveling pipe is arranged below the leveling pipe, three fixing plates (13) are circumferentially and equidistantly arranged on the upper surface of the fixing table (12), three leveling bolts (14) are respectively screwed on the upper surfaces of the three fixing plates (13), three leveling nuts (15) are respectively sleeved on the three leveling bolts (14), and the lower surfaces of the three leveling nuts (15) are respectively tightly attached to the upper surfaces of the three fixing plates (13).
5. The rail surface vertical height adjustable positioning lofting instrument according to claim 1, wherein: the longitudinal section of the transverse positioning slide rod (2) is C-shaped, an I-shaped slide block (16) which is connected with the transverse positioning slide rod in a sliding mode is arranged in the transverse positioning slide rod, a lower sleeve (17) with external threads is vertically fixed on the upper surface of the slide block (16), the lower end portion of the vertical positioning tube (3) penetrates through the lower sleeve (17), and a lower locking nut (18) screwed on the lower sleeve (17) is sleeved on the lower end portion of the vertical positioning tube.
6. The rail surface vertical height adjustable positioning lofting instrument according to claim 4, wherein: an upper sleeve (19) with external threads is vertically fixed on the lower surface of the fixed table (12), the upper end of the vertical positioning pipe (3) penetrates through the upper sleeve (19), and an upper locking nut (20) screwed on the upper sleeve (19) is sleeved on the upper end of the vertical positioning pipe.
7. The rail surface vertical height adjustable positioning lofting instrument according to claim 1, wherein: the vertical positioning pipe (3) is composed of a plurality of sections of sleeves which are provided with scales and are sleeved up and down.
8. The rail surface vertical height adjustable positioning lofting instrument according to claim 1, wherein: the upper surface of the rotary table (4) is fixed with a U-shaped support (21) with an upward opening, and the infrared pen (5) is clamped in the U-shaped support (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020702014.9U CN212029058U (en) | 2020-04-30 | 2020-04-30 | Positioning lofting instrument with adjustable vertical height of rail surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020702014.9U CN212029058U (en) | 2020-04-30 | 2020-04-30 | Positioning lofting instrument with adjustable vertical height of rail surface |
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| CN212029058U true CN212029058U (en) | 2020-11-27 |
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| CN202020702014.9U Active CN212029058U (en) | 2020-04-30 | 2020-04-30 | Positioning lofting instrument with adjustable vertical height of rail surface |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278309A (en) * | 2021-12-06 | 2022-04-05 | 绍兴文理学院 | Tunnel position adjusting and positioning device in tunnel physical model |
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2020
- 2020-04-30 CN CN202020702014.9U patent/CN212029058U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278309A (en) * | 2021-12-06 | 2022-04-05 | 绍兴文理学院 | Tunnel position adjusting and positioning device in tunnel physical model |
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