Engineering surveying pay-off device

Abstract

The utility model relates to the technical field of pay-off devices, and discloses an engineering surveying pay-off device which comprises a pay-off rack, a pay-off roller is rotatably installed at the upper position of the inner side of the pay-off rack, a pay-off motor is installed on one side of the pay-off rack, and a driving shaft of the pay-off motor is connected with the pay-off roller. Wire wheels are arranged at the positions, close to the two sides, of the outer ring of the pay-off roller, a measuring cable body is wound around the outer rings of the wire wheels, a pay-off assembly is arranged at the front end of the pay-off frame, the pay-off assembly is provided with a telescopic supporting rod, and the telescopic supporting rod is fixedly installed in the middle of the front end of the pay-off frame; through the pay-off assembly, it can be ensured that the measuring cable body is continuously paid off from the same position, the measuring cable body can be clamped, the pay-off stability is further improved, the pay-off position can be adjusted, the overall position of the pay-off rack does not need to be adjusted back and forth in the process, guide pay-off is facilitated, and the pay-off effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a pay -off device technical field, concretely is a kind of engineering survey pay -off device. BACKGROUND

[0002] Engineering survey pay-off includes various measurement work carried out in engineering construction survey, design, construction and management stage, in order to reduce construction error, need to measure and pay-off before construction, pay-off also called "construction lofting" is the process that the plane position, elevation, shape etc. of building or structure on design drawing is calibrated to actual construction site through measurement technology, mainly the axis, boundary, key point of design drawing is accurately transferred to field, improve construction accuracy, facilitate worker to provide definite reference for earthwork excavation, foundation pouring, structure installation etc. process, pay-off device refers to the device that multiple points are connected into axis, side line, center line etc. line segment.

[0003] Chinese patent provides a kind of engineering survey pay-off device, and the publication number is CN222118543U, including base, the base top is fixedly connected with two support plates, two the support plate is rotationally connected with mounting plate on one side of facing, two the mounting plate is butted with winding roller on one side of facing, the winding roller both ends are fixedly connected with clamping block.

[0004] The above-mentioned device is cooperated with each other between mounting plate, winding roller, clamping block, clamping groove, pressing lever, support frame, connecting rod, sliding frame, sliding rod, sliding rod, fixed rod, spring one, fixed frame, after paying-off, pressing lever can be quickly disassembled winding roller, and new winding roller is installed to carry out the next pay-off quickly;

[0005] But its structure is single, when adjusting the position of wire, the support position of base needs to be adjusted as a whole, and the cable cannot be ensured to be paid out from the same position accurately, which may affect the accuracy of pay-off, and when paying-off, it is difficult to observe by visual observation, which may affect the pay-off effect. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of engineering survey pay-off device, can effectively solve the problem in background art.

[0007] To achieve the above object, the utility model provides the following technical scheme:

[0008] A kind of engineering survey pay-off device, including pay-off frame, the inner side of the pay-off frame is rotationally installed with pay-off roller in upper position, one side of the pay-off frame is installed with pay-off motor, and the drive shaft of pay-off motor is connected with pay-off roller, the outer ring of pay-off roller is provided with wire wheel in both side positions, and the outer ring of wire wheel is wound with measurement cable body, the front end of the pay-off frame is provided with pay-off assembly;

[0009] The wire paying-out assembly has a telescopic supporting rod fixedly installed at the central position of the front end of the wire paying-out frame, the top end of the telescopic supporting rod is fixedly connected with a supporting frame, a fixed clamping rod is rotatably installed at the inner side of the lower position of the supporting frame, movable blocks are slidably installed at the two sides of the supporting frame, movable clamping rods are rotatably installed at the inner side of the movable blocks, an adjusting rod is fixedly installed at the upper position of the inner side of the supporting frame, mounting blocks are slidably installed at the two side positions of the outer ring of the adjusting rod, a lead pipe and a lead ring block are installed at the front and rear ends of the mounting blocks through connecting rods, and one end of the measuring cable body passes through the rear of the lead ring block and is led out from the front end of the lead pipe.

[0010] Preferably, the top end of the movable block is provided with a clamping spring, and the end of the clamping spring away from the movable clamping rod is connected with the inner wall of the supporting frame.

[0011] Preferably, the front of the lead pipe is provided with a rubber sleeve through a mounting sleeve, and the measuring cable body passes through the rubber sleeve.

[0012] Preferably, the outer ring of the adjusting rod is provided with external threads, the outer ring of the adjusting rod and the two sides of the mounting block are threadedly connected with adjusting nuts, and the two sides of the mounting block are attached to the opposite sides of the two adjusting nuts.

[0013] Preferably, the top end of the fixed clamping rod is at the same horizontal plane as the center points of the lead ring block and the lead pipe, and the outer ring of the movable clamping rod and the outer ring of the fixed clamping rod are attached to the outer ring of the measuring cable body under the pushing force of the two clamping springs.

[0014] Preferably, the outer ring of the connecting rod connected with the lead pipe is provided with a damping mounting seat at the central position, and the top end of the movable shaft of the damping mounting seat is provided with a laser emitter.

[0015] Compared with the prior art, the wire paying-out assembly has the following beneficial effects:

[0016] The wire paying-out assembly cooperates with the measuring cable body, the lead ring block and the lead pipe guide during wire paying-out to ensure that the measuring cable body is continuously paid out from the same position, the fixed clamping rod and the movable clamping rod are arranged to clamp the measuring cable body, thereby further improving the wire paying-out stability, and the mounting block slides on the adjusting rod to adjust the wire paying-out position, so that the overall position of the wire paying-out frame does not need to be adjusted back and forth, and the use flexibility is high.

[0017] The damping mounting seat and the laser emitter cooperate with the lead pipe to emit positioning light during wire paying-out, the positioning line is paid out from the lead pipe, the wire is guided, the laser emitter is installed on the mounting block to be adjusted synchronously, and the wire paying-out effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the overall structure schematic view of the engineering survey pay-off device in the embodiment of the utility model;

[0019] Figure 2 It is the A area enlarged view of the embodiment of the utility model in the utility model; Figure 1

[0020] Figure 3 It is the structure schematic view of the support frame and the lead pipe in the embodiment of the utility model.

[0021] In the drawing: 1, pay-off frame;2, pay-off motor;3, measurement cable body;4, pay-off assembly;5, telescopic support rod;6, support frame;7, fixed clamping rod;8, movable clamping rod;9, clamping spring;10, adjusting rod;11, mounting block;12, adjusting nut;13, lead ring block;14, lead pipe;15, rubber sleeve;16, damping mounting seat;17, laser emitter. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Embodiment one

[0024] In combination with Figures 1-3 , an engineering survey pay-off device, comprising a pay-off frame 1, a pay-off roller is rotatably installed at the inner side upper position of the pay-off frame 1, a pay-off motor 2 is installed on one side of the pay-off frame 1, and the driving shaft of the pay-off motor 2 is connected with the pay-off roller, a line wheel is arranged at the outer ring of the pay-off roller on both sides, the measurement cable body 3 is wound on the outer ring of the line wheel, and a pay-off assembly 4 is arranged at the front end of the pay-off frame 1.

[0025] Refer to Figure 3 ​, further get, pay-off assembly 4 has telescopic support rod 5, telescopic support rod 5 is fixedly installed in the front end of pay-off stand 1 central position, the top of telescopic support rod 5 is fixedly connected with support frame 6, the inner side of support frame 6 is rotatably installed with fixed clamp rod 7 in lower position, the inner side of support frame 6 is rotatably installed with movable block in upper position, the inner side of movable block is rotatably installed with movable clamp rod 8, the inner side of support frame 6 is fixedly installed with adjusting rod 10, the outer circle of adjusting rod 10 is slidably installed with mounting block 11 in both sides position, the front and rear ends of mounting block 11 are respectively installed with lead pipe 14 and lead ring block 13 through connecting rod, one end of measuring cable body 3 passes through the rear of lead ring block 13 and is drawn out from the front end of lead pipe 14, the top of movable block is provided with clamping spring 9, and the end of clamping spring 9 away from movable clamp rod 8 is connected with the inner wall of support frame 6, the front of lead pipe 14 is installed with rubber sleeve 15 through mounting sleeve, and measuring cable body 3 passes through rubber sleeve 15, the outer circle of adjusting rod 10 is provided with external thread, the outer circle of adjusting rod 10 and the two sides of mounting block 11 are threadedly connected with adjusting nut 12, the two sides of mounting block 11 are attached to the opposite sides of two adjusting nuts 12, the top of fixed clamp rod 7 and the center point of lead ring block 13 and lead pipe 14 are in the same horizontal plane, under the action of the thrust of two clamping springs 9, movable clamp rod 8 is attached to the outer circle of fixed clamp rod 7 and the outer circle of measuring cable body 3.

[0026] Specifically, by the way that the wire head of measuring cable body 3 passes through between lead ring block 13 and movable clamp rod 8 and fixed clamp rod 7 and is drawn out from lead pipe 14, when paying off, the position of support frame 6 can be limited, and movable clamp rod 8 and fixed clamp rod 7 can clamp measuring cable body 3 to prevent loosening, so as to maintain the stability of measuring cable body 3 paying off, the wire outlet position of measuring cable body 3 is guided through lead ring block 13 and lead pipe 14, and lead ring block 13 and lead pipe 14 are installed on mounting block 11, so that the wire outlet position of measuring cable body 3 can be adjusted by adjusting the position of mounting block 11 on adjusting rod 10 by screwing adjusting nut 12, the flexibility of use is higher, and the wire outlet end of lead pipe 14 is installed with rubber sleeve 15 through mounting head, which can prevent the wire from being worn by a large force when paying off.

[0027] Example two

[0028] Reference Figure 2 , and on the basis of example one, further get, the outer circle of connecting rod connected with lead pipe 14 is installed with damping mounting seat 16 in central position, and laser emitter 17 is installed at the top of movable shaft of damping mounting seat 16.

[0029] Specifically, when the lead pipe 14 is laid, the laser emitter 17 is installed above the lead pipe 14 through the damping mounting seat 16, the laser emitter 17 can be pulled according to the requirement, and the pulling force is greater than the damping locking force of the damping mounting seat 16, so that the laser emitter 17 is adjusted to the appropriate position, then the laser emitter 17 is opened, the positioning light is emitted through the laser emitter 17, the laying process is assisted and guided, the laying accuracy is improved, and alignment is performed.

[0030] In actual operation, the construction personnel can establish the plane control points and the elevation control points of the measurement control network in the construction area as the laying reference, then the external measuring instruments such as the total station and the level are used to convert the theoretical coordinates into the actual positions, and the key points such as the axis intersection points, the angle points and the elevation points are marked on the site, then the set points are connected into lines such as the axis, the side line and the center line to mark the construction range.

[0031] When the points are connected into lines, the line head at the measuring cable body 3 is passed through between the lead ring block 13 and the movable clamp rod 8 and the fixed clamp rod 7 and is passed out from the lead pipe 14, when the lead pipe 14 is laid, the position of the support frame 6 can be limited, and the movable clamp rod 8 and the fixed clamp rod 7 can clamp the measuring cable body 3 to prevent loosening and maintain the stability of the measuring cable body 3 laid out, the line outlet position of the measuring cable body 3 is guided through the lead ring block 13 and the lead pipe 14.

[0032] The lead ring block 13 and the lead pipe 14 are installed on the mounting block 11, the line outlet position of the measuring cable body 3 can be adjusted by screwing the adjusting nut 12 to adjust the position of the mounting block 11 on the adjusting rod 10, the use flexibility is high, and the line outlet end of the lead pipe 14 is provided with the rubber sleeve 15 through the mounting head, so that the line outlet is prevented from being abraded.

[0033] When the lead pipe 14 is laid, the laser emitter 17 is installed above the lead pipe 14 through the damping mounting seat 16, the laser emitter 17 can be pulled according to the requirement, and the pulling force is greater than the damping locking force of the damping mounting seat 16, so that the laser emitter 17 is adjusted to the appropriate position, then the laser emitter 17 is opened, the positioning light is emitted through the laser emitter 17, the laying process is assisted and guided, the laying accuracy is improved, and alignment is performed.

[0034] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An engineering surveying wire-out device, comprising a wire-out frame (1), a wire-out roller is rotatably installed on the inner side of the upper position of the wire-out frame (1), a wire-out motor (2) is installed on one side of the wire-out frame (1), and the driving shaft of the wire-out motor (2) is connected with the wire-out roller, the outer ring of the wire-out roller is provided with a wire wheel at the two side positions, and the outer ring of the wire wheel is wound with a surveying cable body (3), characterized in that: The front end of the pay-off rack (1) is provided with a pay-off assembly (4); The pay-off assembly (4) has a telescopic support rod (5) fixedly installed at the front end of the pay-off rack (1) in the central position, the top end of the telescopic support rod (5) is fixedly connected with a support frame (6), the inner side of the lower position of the support frame (6) is rotatably installed with a fixed clamping rod (7), the both sides of the support frame (6) are slidably installed with movable blocks, the inner side of the movable blocks is rotatably installed with movable clamping rods (8), the inner side of the upper position of the support frame (6) is fixedly installed with an adjusting rod (10), the outer ring of the adjusting rod (10) is slidably installed with mounting blocks (11) at the both side positions, the front and rear ends of the mounting blocks (11) are respectively installed with lead pipes (14) and lead ring blocks (13) through connecting rods, one end of the measuring cable body (3) passes through the rear of the lead ring block (13) and is drawn out from the front end of the lead pipe (14).

2. A surveying line-out device according to claim 1, wherein: The top end of the movable block is provided with a clamping spring (9), and the end of the clamping spring (9) away from the movable clamping rod (8) is connected with the inner wall of the support frame (6).

3. The engineering surveying line-out device according to claim 1, wherein: The front end of the lead pipe (14) is installed with a rubber sleeve (15) through a mounting sleeve, and the measuring cable body (3) passes through the rubber sleeve (15).

4. The engineering surveying line-out device of claim 1, wherein: The outer ring of the adjusting rod (10) is provided with external threads, and the outer ring of the adjusting rod (10) and located at the both sides of the mounting block (11) is threadedly connected with adjusting nuts (12), and the both sides of the mounting block (11) are attached to the opposite sides of the two adjusting nuts (12).

5. The engineering surveying line-out device according to claim 2, wherein: The top end of the fixed clamping rod (7) and the center points of the lead ring block (13) and the lead pipe (14) are in the same horizontal plane, and the movable clamping rod (8) is attached to the outer ring of the fixed clamping rod (7) and the outer ring of the measuring cable body (3) under the pushing force of the two clamping springs (9).

6. The engineering surveying line-out device of claim 1, wherein: The outer ring of the connecting rod connected with the lead pipe (14) is installed with a damping mounting seat (16) in the central position, and the top end of the movable shaft of the damping mounting seat (16) is installed with a laser emitter (17).

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