Connection survey steel wire suspension platform

Abstract

The utility model relates to the technical field of suspension platforms, in particular to a connection survey steel wire suspension platform which comprises a supporting steel frame, a supporting platform is fixedly connected to the surface of the supporting steel frame, protective fences are fixedly connected to the two sides of the supporting platform, one end of the supporting platform is fixedly connected with a first motor, and the other end of the supporting platform is fixedly connected with a second motor. And an output shaft of the first motor is fixedly connected with a rotating rod. The movable plate drives the movable pulley to slide on the fixed rod through the movable bearing, so that the position of the fixed rod on the supporting frame is changed, the transverse lowering position of a steel wire body on a vertical shaft is changed, and the longitudinal position of the movable pulley on the supporting platform is changed by driving the supporting frame to rotate. The longitudinal lowering position of the steel wire body is conveniently adjusted, the accuracy of the lowering position of the steel wire body in the vertical shaft is guaranteed by adjusting the transverse position and the longitudinal position of the steel wire body, and then the accuracy of connection survey is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of suspension platform, concretely is a kind of contact measurement steel wire suspension platform. BACKGROUND

[0002] Contact measurement is the key link to ensure the accuracy of underground engineering, and the traditional steel wire suspension measurement method transmits the coordinates and elevation of ground control points to underground by suspending steel wire, provides reference for shield machine or tunneling equipment, establishes the coordinate contact between ground and underground by suspending steel wire, accurately transmits the elevation and plane coordinates of ground control points to underground, provides reference for shield machine or tunneling equipment, and ensures the accuracy of underground engineering (such as tunnel, shaft).

[0003] The widely used traditional support type steel wire suspension system is usually composed of simple steel frame, winch and fixed pulley, support frame is erected on both sides of wellhead, steel wire is lowered by winch, and coordinate transmission is carried out by using the vertical projection of suspended steel wire, but the support frame is fixed on the suspension platform, after the installation of suspension platform, the lowering position of steel wire cannot be accurately adjusted, and then the accuracy of contact measurement is reduced. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of contact measurement steel wire suspension platform to solve the problem that the position of support frame on the contact measurement steel wire suspension platform is fixed in the above background art, after the installation of suspension platform, the lowering position of steel wire cannot be accurately adjusted, and then the accuracy of contact measurement is reduced.

[0005] In order to achieve the above object, the utility model provides the following technical scheme, a kind of contact measurement steel wire suspension platform: including support steel frame, the surface of the support steel frame is fixedly connected with support platform, the both sides of the support platform are fixedly connected with guardrail, one end of the support platform is fixedly connected with first motor, the output shaft of the first motor is fixedly connected with rotating rod, the surface of the rotating rod is fixedly connected with winch, the surface of the winch is woundly connected with steel wire body, the end of the steel wire body away from winch is fixedly connected with counterweight plumb, the surface of the support platform is rotatably connected with support frame, the surface of the support frame is fixedly connected with fixed rod, the surface of the support frame is fixedly connected with connecting frame, the surface of the connecting frame is fixedly connected with second motor, the output shaft of the second motor is fixedly connected with first lead screw, the surface of the first lead screw is threadedly connected with moving plate, the surface of the moving plate is fixedly connected with moving bearing, the rotating end of the moving bearing is fixedly connected with movable pulley, the surface of the support platform is fixedly connected with third motor, the output shaft of the third motor is fixedly connected with second lead screw, the surface of the second lead screw is threadedly connected with square nut, the surface of the square nut is rotatably connected with adjusting rod, the surface of the support frame is fixedly connected with connecting column, the end of the adjusting rod away from square nut is rotatably connected on connecting column.

[0006] Preferably, the support steel frame is composed of multiple I-beams, and the support steel frame as a whole has a shape of right-angled triangle.

[0007] Preferably, the first motor drives the rotating rod to rotate through output, the rotating rod drives the winch to rotate synchronously, and the winch winds the steel wire body on the surface of the winch through rotation.

[0008] Preferably, the movable pulley rotates on the surface of the fixed rod through the moving bearing, the movable pulley lowers the steel wire body through rotation, and the counterweight plumb guarantees the lowering angle of the steel wire body.

[0009] Preferably, the second motor drives the first lead screw to rotate on the surface of the connecting frame through the output shaft, the surface of the moving plate is provided with a threaded hole and a circular hole, the first lead screw is threadedly connected to the threaded hole of the moving plate, and the moving plate slides on the surface of the fixed rod through the circular hole.

[0010] Preferably, the first lead screw drives the moving plate to slide on the surface of the fixed rod through rotation, and the moving plate drives the movable pulley to slide on the surface of the fixed rod through the moving bearing.

[0011] Preferably, the third motor drives the second screw rod to rotate through the output shaft, the second screw rod drives the square nut to slide on the surface of the support platform through rotation, the square nut drives the adjusting rod to move and rotate in the process of sliding, and the adjusting rod drives the support frame to rotate on the surface of the support platform through the connecting column.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1、The suspension platform, through the output shaft of the first motor, drives the rotating rod to rotate, the rotating rod drives the winch to rotate, the winch lowers the steel wire body on the movable pulley, cooperates with the counterweight plumb bob to vertically lower the steel wire body in the shaft, the second motor output shaft drives the first screw rod to rotate, the first screw rod drives the moving plate to slide on the surface of the fixed rod through rotation, the moving plate drives the movable pulley to slide on the fixed rod through the moving bearing, thereby changing the position of the fixed rod on the support frame, and further changing the transverse lowering position of the steel wire body in the shaft, the output shaft of the third motor drives the second screw rod to rotate, the second screw rod drives the square nut to slide on the surface of the support platform through rotation, the square nut drives the adjusting rod to move and rotate in the process of moving, and the adjusting rod drives the support frame to rotate on the support platform through the connecting column, the support frame changes the longitudinal position of the movable pulley on the support platform in the process of rotation, the transverse and longitudinal positions of the steel wire body are adjusted, thereby guaranteeing the accuracy of the lowering position of the steel wire body in the shaft, and further improving the accuracy of connection measurement.

[0014] 2、The suspension platform, through the output shaft of the first motor, drives the rotating rod to rotate, the rotating rod drives the winch to rotate, the winch lowers the steel wire body on the movable pulley, cooperates with the counterweight plumb bob to vertically lower the steel wire body in the shaft, the second motor output shaft drives the first screw rod to rotate, the first screw rod drives the moving plate to slide on the surface of the fixed rod through rotation, the moving plate drives the movable pulley to slide on the fixed rod through the moving bearing, thereby changing the position of the fixed rod on the support frame, and further changing the transverse lowering position of the steel wire body in the shaft, the output shaft of the third motor drives the second screw rod to rotate, the second screw rod drives the square nut to slide on the surface of the support platform through rotation, the square nut drives the adjusting rod to move and rotate in the process of moving, and the adjusting rod drives the support frame to rotate on the support platform through the connecting column, the support frame changes the longitudinal position of the movable pulley on the support platform in the process of rotation, the transverse and longitudinal positions of the steel wire body are adjusted, thereby guaranteeing the accuracy of the lowering position of the steel wire body in the shaft, and further improving the accuracy of connection measurement. ACCURATE

[0015] Figure 1 It is a structure front view schematic diagram of the utility model;

[0016] Figure 2 It is a structure side view schematic diagram of the utility model;

[0017] Figure 3 It is a top view overall position structure schematic diagram of the utility model;

[0018] Figure 4 It is a structure schematic diagram of the utility model Figure 1 enlarged structure schematic diagram of A place in the middle;

[0019] Figure 5The utility model discloses a support frame one end structure's front view cross section solid appearance schematic diagram.

[0020] In the drawing: 1, support steel frame;11, support platform;12, guardrail;2, first motor;21, rotating rod;22, capstan;23, steel wire body;24, counterweight plumb;25, support frame;26, fixed rod;27, connecting frame;28, second motor;29, first screw;210, moving plate;211, moving bearing;212, movable pulley;3, third motor;31, second screw;32, square nut;33, adjusting rod;34, connecting column. DETAILED DESCRIPTION

[0021] Please refer to Figures 1-5 , the utility model provides a kind of embodiment:

[0022] A kind of contact measurement steel wire suspension platform: including support steel frame 1, support steel frame 1's surface is fixedly connected with support platform 11, support platform 11's both sides are fixedly connected with guardrail 12, support platform 11 one end is fixedly connected with first motor 2, the output shaft of first motor 2 is fixedly connected with rotating rod 21, the surface of rotating rod 21 is fixedly connected with capstan 22, the surface of capstan 22 is woundly connected with steel wire body 23, the end of steel wire body 23 away from capstan 22 is fixedly connected with counterweight plumb 24, the surface of support platform 11 is rotatably connected with support frame 25, the surface of support frame 25 is fixedly connected with fixed rod 26, the surface of support frame 25 is fixedly connected with connecting frame 27. Connecting frame 27 surface is fixedly connected with second motor 28, the output shaft of second motor 28 is fixedly connected with first screw 29, the surface of first screw 29 is threadedly connected with moving plate 210, the surface of moving plate 210 is fixedly connected with moving bearing 211, the rotating end of moving bearing 211 is fixedly connected with movable pulley 212, the surface of support platform 11 is fixedly connected with third motor 3, the output shaft of third motor 3 is fixedly connected with second screw 31, the surface of second screw 31 is threadedly connected with square nut 32, the surface of square nut 32 is rotatably connected with adjusting rod 33, the surface of support frame 25 is fixedly connected with connecting column 34, the end of adjusting rod 33 away from square nut 32 is rotatably connected in connecting column 34, the suspension platform is placed in the side of shaft, it is convenient to use adjusting rod 33 and carries out contact measurement, the suspension platform can adjust the lowering position of steel wire body 23, to guarantee the precision of steel wire body 23 in the lowering position of shaft, and then improve the precision of contact measurement.

[0023] Further, the support steel frame 1 is composed of multiple groups of I-shaped steel, the support steel frame 1 is in the shape of a right-angled triangle as a whole, the multiple groups of I-shaped steel guarantee the stability of the entire suspension platform on the shaft, compared with the conveying support platform, the suspension platform reduces the swing of the steel wire body 23 inside the shaft, the personnel is simpler in pasting the reflecting sheet, the on-site interference is smaller, and the on-site operability of the personnel is higher.

[0024] Further, the first motor 2 rotates the output driving rotating rod 21, the rotating rod 21 drives the winch 22 to rotate synchronously, the winch 22 winds the steel wire body 23 on the surface of the winch 22 through rotation, and the movable pulley 212 supports the steel wire body 23 at one end, so that the steel wire body 23 is lowered in the shaft through the rotation of the winch 22.

[0025] Further, the movable pulley 212 rotates on the surface of the fixed rod 26 through the moving bearing 211, the movable pulley 212 lowers the steel wire body 23 through rotation, the steel wire body 23 can be adjusted in position, so as to change the lowering position of the steel wire body 23 in the shaft, and the counterweight lead hammer 24 guarantees the lowering angle of the steel wire body 23 and reduces the deviation degree of the steel wire body 23 in the shaft.

[0026] Further, the second motor 28 drives the first lead screw 29 to rotate on the surface of the connecting frame 27 through the output shaft, the surface of the moving plate 210 is provided with a threaded hole and a circular hole, the first lead screw 29 is threadedly connected to the threaded hole of the moving plate 210, the moving plate 210 slides on the surface of the fixed rod 26 through the circular hole, and the moving plate 210 changes the transverse position of the movable pulley 212 on the fixed rod 26 through the moving bearing 211 in the sliding process, so as to adjust the lowering position of the steel wire body 23 on the support frame 25.

[0027] Further, the first lead screw 29 drives the moving plate 210 to slide on the surface of the fixed rod 26 through rotation, the first lead screw 29 stops rotating and locks the position of the moving plate 210 on the fixed rod 26, the moving plate 210 drives the movable pulley 212 to slide on the surface of the fixed rod 26 through the moving bearing 211, and after the movable pulley 212 moves, the movable pulley 212 is locked on the surface of the fixed rod 26.

[0028] Further, the third motor 3 drives the second screw rod 31 to rotate through the output shaft, the second screw rod 31 drives the square nut 32 to slide on the surface of the support platform 11 through rotation, and after the rotation is completed, the second screw rod 31 automatically locks the position of the square nut 32 on the support platform 11, the square nut 32 drives the adjusting rod 33 to move and rotate in the process of sliding, the adjusting rod 33 drives the support frame 25 to rotate on the surface of the support platform 11 through the connecting column 34, and after the rotation, the support frame 25 is supported by the square nut 32, the adjusting rod 33 and the connecting column 34, which guarantees the stability of the support frame 25 in the angle, and by changing the angle of the support frame 25 on the support platform 11, the longitudinal position of the movable pulley 212 on the support platform 11 is changed, which facilitates the adjustment of the longitudinal lowering position of the steel wire body 23.

[0029] Working principle: the first motor 2 drives the rotating rod 21 to rotate through the output shaft, the rotating rod 21 drives the winch 22 to rotate, the winch 22 lowers the steel wire body 23 on the movable pulley 212, and cooperates with the counterweight plummet 24 to vertically lower the steel wire body 23 in the shaft, the second motor 28 drives the first screw rod 29 to rotate through the output shaft, the first screw rod 29 drives the moving plate 210 to slide on the surface of the fixed rod 26 through rotation, the moving plate 210 drives the movable pulley 212 to slide on the fixed rod 26 through the moving bearing 211, so as to change the position of the fixed rod 26 on the support frame 25, and then change the transverse lowering position of the steel wire body 23 in the shaft, and then the third motor 3 drives the second screw rod 31 to rotate through the output shaft, the second screw rod 31 drives the square nut 32 to slide on the surface of the support platform 11 through rotation, the square nut 32 drives the adjusting rod 33 to move and rotate in the process of moving, the adjusting rod 33 drives the support frame 25 to rotate on the support platform 11 through the connecting column 34, and in the process of rotation, the support frame 25 changes the longitudinal position of the movable pulley 212 on the support platform 11, which facilitates the adjustment of the longitudinal lowering position of the steel wire body 23, and by adjusting the transverse and longitudinal positions of the steel wire body 23, the accuracy of the lowering position of the steel wire body 23 in the shaft is guaranteed, and the accuracy of the connection measurement is improved.

[0030] A plurality of I-shaped steel is arranged on one side of the shaft to form a support steel frame 1, which supports the support platform 11, guarantees the stability of the entire suspension platform in the shaft, and reduces the swing of the steel wire body 23 in the shaft compared with the transmission support platform, the personnel is simpler in pasting the reflecting sheet, the on-site interference is smaller, and the operability of the personnel on site is higher.

Claims

1. A contact measuring wireline suspended platform, characterized by: The system includes a supporting steel frame, a supporting platform fixedly connected to its surface, guardrails fixedly connected to both sides of the supporting platform, a first motor fixedly connected to one end of the supporting platform, a rotating rod fixedly connected to the output shaft of the first motor, a winch fixedly connected to the surface of the rotating rod, a steel wire body wound around the surface of the winch, a counterweight plumb bob fixedly connected to the end of the steel wire body away from the winch, a supporting frame rotatably connected to the surface of the supporting platform, a fixing rod fixedly connected to the surface of the supporting frame, and a connecting frame fixedly connected to the surface of the supporting frame. The connecting frame is fixedly connected to... There is a second motor, and a first lead screw is fixedly connected to the output shaft of the second motor. A movable plate is threadedly connected to the surface of the first lead screw, and a movable bearing is fixedly connected to the surface of the movable plate. A movable pulley is fixedly connected to the rotating end of the movable bearing. A third motor is fixedly connected to the surface of the support platform, and a second lead screw is fixedly connected to the output shaft of the third motor. A square nut is threadedly connected to the surface of the second lead screw, and an adjusting rod is rotatably connected to the surface of the square nut. A connecting column is fixedly connected to the surface of the support frame, and the end of the adjusting rod away from the square nut is rotatably connected to the connecting column.

2. A catenary suspension platform according to claim 1, wherein: The supporting steel frame is composed of multiple sets of I-beams, and the overall supporting steel frame is in the shape of a right triangle.

3. A catenary suspension platform according to claim 1, wherein: The first motor drives the rotating rod to rotate, which in turn drives the winch to rotate synchronously. The rotation of the winch causes the steel wire to be wound around its surface.

4. A catenary suspension platform according to claim 1, wherein: The movable pulley rotates on the surface of the fixed rod via a movable bearing. The movable pulley lowers the steel wire body by rotating, and the counterweight ensures the lowering angle of the steel wire body.

5. A catenary suspension platform according to claim 1, wherein: The second motor drives the first lead screw to rotate on the surface of the connecting frame through the output shaft. The surface of the moving plate is provided with threaded holes and circular holes. The first lead screw is threadedly connected to the threaded hole of the moving plate. The moving plate slides on the surface of the fixed rod through the circular hole.

6. A catenary suspension platform according to claim 1, wherein: The first lead screw drives a movable plate to slide on the surface of a fixed rod through rotation, and the movable plate drives a movable pulley to slide on the surface of the fixed rod through a movable bearing.

7. A catenary suspension platform according to claim 1, wherein: The third motor drives the second lead screw to rotate via its output shaft. The second lead screw drives the square nut to slide on the surface of the support platform by rotating. During the sliding process, the square nut drives the adjusting rod to move and rotate. The adjusting rod drives the support frame to rotate on the surface of the support platform via the connecting column.

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