CN213209055U

CN213209055U - Pay-off for engineering survey

Info

Publication number: CN213209055U
Application number: CN202022720621.0U
Authority: CN
Inventors: 俞少杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-05-14
Anticipated expiration: 2030-11-23

Abstract

The utility model provides an engineering is pay-off for measurement belongs to engineering measurement technical field to solve current pay-off function singleness, need measure the length of line alone, the operation is more troublesome, and the line can't be withdrawed automatically after emitting simultaneously, needs the artifical rolling of operating personnel to influence work efficiency's problem. The middle part of the wire-proof box body is engaged and connected with a group of coil spring shafts; a group of line roll shafts are rotatably connected outside the coil spring shaft; the rear part of the line roller shaft is fixedly connected with a group of marking devices; the top of the wire-proof box body is connected with a group of one-way pawls in a sliding mode. The automatic winding of the wire is more convenient by arranging the scroll spring in the wire roller shaft, the pawl can be controlled to change the recovery mode, and the use is more flexible, so that the time and the energy are saved; by arranging the marking device to mark on the line, the mark on the line is calculated to obtain the approximate length which is convenient to correspond to the measured data, and the function of the pay-off device is richer and more practical.

Description

Pay-off for engineering survey

Technical Field

The utility model belongs to the technical field of the engineering survey, more specifically say, in particular to pay-off for engineering survey.

Background

The engineering survey is generally a general term of various measurement theory methods and techniques applied in survey design, construction and management stages of engineering construction, and is divided into engineering control survey and topographic survey in the survey design stage, construction survey and equipment installation survey in the construction stage, and completion survey in the completion and management stage by the working sequence and properties thereof, and the equivalent pay-off is one of the very important processes in the construction process, and the accuracy of the measurement pay-off directly affects the construction accuracy.

Based on the aforesaid, current pay-off function singleness adopts a coil of wire directly to fix the back at the edge that awaits measuring through operating personnel at the edge, directly takes out the line and erects in the position that needs the measurement, all needs the length of individual line to measure at every turn when using disposable line, and the operation is more troublesome, wastes energy and time relatively, can't withdraw automatically after emitting with the line that can repetitious usage, needs the artifical rolling of operating personnel, wastes time and energy and influences work efficiency.

In view of the above, the present invention provides a pay-off device for engineering measurement, which is improved in view of the existing structure and defects, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an engineering survey uses pay-off, with solving current pay-off function singleness, adopt a coil of wire directly to fix the back at the edge that awaits measuring through operating personnel usually, directly take out the line and erect in the position that needs the measurement, all need the length of line alone to measure at every turn when using disposable line, it is more troublesome to operate, waste energy and time relatively, can't withdraw automatically after emitting with the line that can repetitious usage, need the artifical rolling of operating personnel, waste time and energy and influence work efficiency's problem.

The utility model relates to a pay-off for engineering survey's purpose and efficiency are reached by following concrete technological means:

a pay-off device for engineering measurement comprises a wire-proof box body; the middle part of the wire-proof box body is engaged and connected with a group of coil spring shafts; the outer part of the coil spring shaft is rotatably connected with a group of wire roller shafts, and the rear parts of the wire roller shafts are fixedly connected with a group of ratchet discs; the rear part of the ratchet disc of the line roller shaft is fixedly connected with a group of marking devices, and the outer sides of the marking devices are fixedly connected with a group of dotting brushes; the top of the wire-proof box body is connected with a group of one-way pawls in a sliding mode, and the one-way pawls and the ratchet disc form one-way ratchet wheels.

Furthermore, a group of box body limiting shafts with keys is fixedly connected to the center of the interior of the wire-proof box body, a group of holes with key grooves are formed in the center of the coil spring shaft, and the coil spring shaft is connected to the box body limiting shafts in a meshed mode.

Furthermore, one end of a group of volute springs is fixedly connected to the outer portion of the coil spring shaft, the other end of each volute spring is fixedly connected to the inner side of the wire roller shaft, and the wire roller shaft is rotatably connected to the coil spring shaft.

Furthermore, a group of wire guiding grooves are formed in the left side of the front portion of the wire prevention box body, and a group of circular wire roller cover plates are arranged on the front portion of the wire prevention box body.

Further, a group of ratchet discs are fixedly connected to the rear portion of the wire roller shaft, the one-way pawl is provided with a group of springs and is elastically connected with the wire prevention box body, a group of rotatable limiting covers are arranged at the top of the one-way pawl, a group of pawl supporting rods are arranged at the top of the one-way pawl, and the pawl supporting rods are abutted to the limiting covers at the top of the one-way pawl.

Furthermore, the marking device is fixedly connected to the ratchet plate, a group of spring connecting rods is fixedly connected to the marking device, and a group of dotting brushes is fixedly connected to the other ends of the spring connecting rods.

Compared with the prior art, the utility model discloses following beneficial effect has:

the wire roller is installed by arranging the wire roller shaft, and the scroll spring is arranged in the wire roller shaft, so that the wire roller shaft can be automatically retracted through elasticity, the automatic wire recovery is realized, the manual winding is not needed, the wire roller is more convenient, meanwhile, the pawl can be controlled to realize the real-time wire recovery and the manual wire recovery, the use is more flexible, and the time and the energy are saved; through setting up marking device at online roller rear portion, through the fixed characteristic of marking device week length, make marking device can do the mark on the line of emitting, carry out rough calculation through the mark to the online approximate length that can obtain the line, conveniently correspond measured data, make pay-off's function abundanter practical.

Drawings

Fig. 1 is a schematic diagram of the main body axial structure of the present invention.

Fig. 2 is a schematic view of the cross-sectional structure of the main body of the present invention.

Fig. 3 is a cross shaft sectional structure diagram of the main body shaft side of the present invention.

Fig. 4 is a schematic axial sectional view of the ratchet plate and the one-way pawl of the present invention.

Fig. 5 is a schematic side view of the volute spring of the present invention.

Fig. 6 is a schematic side view of the marking device of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a wire-defense box body; 101. a wire guide groove; 102. a wire roll cover plate; 103. a box body limiting shaft; 2. a coil spring shaft; 201. a volute spring; 3. a line roller shaft; 301. a ratchet plate; 4. a one-way pawl; 401. a pawl brace; 5. a marking device; 501. a spring link; 502. and (5) dotting a hairbrush.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 6:

the utility model provides a pay-off device for engineering measurement, which comprises a wire-proof box body 1; the middle part of the wire-proof box body 1 is engaged with a group of coil spring shafts 2; the outer part of the coil spring shaft 2 is rotatably connected with a group of wire roller shafts 3, and the rear parts of the wire roller shafts 3 are fixedly connected with a group of ratchet discs 301; the rear part of the ratchet disc 301 of the line roller shaft 3 is fixedly connected with a group of marking devices 5, and the outer sides of the marking devices 5 are fixedly connected with a group of dotting brushes 502; the top of the wire-proof box body 1 is connected with a group of one-way pawls 4 in a sliding mode, and the one-way pawls 4 and the ratchet plate 301 form a one-way ratchet.

Wherein, the inside center fixedly connected with of the wire-proof box body 1 has the spacing axle 103 of box body of key, and the coil spring axle 2 center is provided with a set of trompil that has the keyway, and the meshing of coil spring axle 2 is connected in the spacing axle 103 of box body, and when using, through the trompil with coil spring axle 2 and the spacing axle 103 of box body align and fix, make coil spring axle 2 and wire-proof box body 1 synchronous connection.

Wherein, the outside fixedly connected with one end of a set of scroll spring 201 of scroll spring axle 2, the other end fixed connection of scroll spring 201 is inboard at line roller 3, and line roller 3 rotates and connects on scroll spring axle 2, when using, puts into line roller 3 through operating personnel with the line roller, drives line roller 3 and rotates along scroll spring axle 2 when pulling the line of line roller, because scroll spring 201 is connected respectively between line roller 3 and scroll spring axle 2, makes scroll spring 201 tightened up.

When the anti-line box body is used, after the line roller is placed into the line roller shaft 3, the head of the line is led out to the outside of the anti-line box body 1 through the wire guide groove 101, and meanwhile, the line roller is fixed in the line roller shaft 3 through the line roller cover plate 102.

Wherein, the rear part of the wire roller shaft 3 is fixedly connected with a group of ratchet discs 301, the one-way pawl 4 is provided with a group of springs which are elastically connected with the wire-proof box body 1, the top part of the one-way pawl 4 is provided with a group of rotatable limit covers, the top part of the one-way pawl 4 is provided with a group of pawl support rods 401, the pawl support rods 401 are propped against the limit covers at the top parts of the one-way pawl 4, when in use, the wire roller shaft 3 rotates to drive the ratchet disc 301 to synchronously rotate, the ratchet disc 301 can only rotate in one direction through the one-way pawl 4, so that the wire of the wire roller cannot be withdrawn after being drawn out, the one-way pawl 4 is separated from the ratchet disc 301 by pulling out the one-way pawl 4 by the operator, the wire of the wire roller is retracted by the elastic influence of the spiral spring 201, the ratchet disc 301 is disabled by rotating the limit cover at the top of the one-way pawl 4 to abut against the pawl support rod 401, and the wire of the wire roller can freely stretch and retract along with the rotation of the wire roller shaft 3.

Wherein, 5 fixed connection of mark device 5 are on ratchet dish 301, a set of spring connecting rod 501 of fixedly connected with on the mark device 5, a set of brush 502 of dotting of spring connecting rod 501 other end fixedly connected with, when using, ratchet dish 301 rotates and drives 5 synchronous rotations of mark device, it rotates to drive the brush 502 synchronous rotations of dotting through spring connecting rod 501, the girth of brush 502 of dotting is fixed, add coating when the unwrapping wire on brush 502 of dotting, the mark is done for the line that corresponds the position to the brush 502 of dotting once of revolving round, make things convenient for operating personnel to directly read roughly according to the mark of line, it can not be influenced through one-way pawl 4 to make the brush 502 of dotting through spring connecting rod 501.

The specific use mode and function of the embodiment are as follows:

the open pore of the coil spring shaft 2 is meshed with the box body limiting shaft 103, so that the coil spring shaft 2 is fixed with the wire-proof box body 1, the wire roller is put into the wire roller shaft 3 by an operator, the wire of the wire roller is led out of the wire-proof box body 1 through the wire guide groove 101, the wire roller is fixed in the wire roller shaft 3 through the wire roller cover plate 102, the wire roller shaft 3 is driven to rotate along the coil spring shaft 2 when the wire of the wire roller is pulled, so that the spiral spring 201 is tightened, the wire roller shaft 3 rotates to drive the ratchet disc 301 to synchronously rotate, the ratchet disc 301 can only rotate in one direction through the one-way pawl 4, so that the wire of the wire roller cannot be withdrawn after being pulled out, when the operator pulls out the one-way pawl 4 and rotates the top limiting cover to abut against the pawl supporting rod 401, the one-way pawl 4 is separated from the ratchet disc 301, the wire of the wire roller is influenced by the spiral spring 201 to freely stretch along with the rotation of the roller shaft wire roller, because the circumference of the dotting brush 502 is fixed, the dotting brush 502 is driven to synchronously rotate through the spring connecting rod 501, the line at the corresponding position is marked once when the dotting brush 502 rotates for one circle, an operator can conveniently and roughly read the line according to the mark of the line, and the dotting brush 502 can not be influenced through the one-way pawl 4 through the spring connecting rod 501.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a pay-off for engineering survey which characterized in that: the pay-off device for engineering measurement comprises a wire-proof box body (1); the middle part of the wire-proof box body (1) is engaged and connected with a group of coil spring shafts (2); the outer part of the coil spring shaft (2) is rotatably connected with a group of line roller shafts (3), and the rear parts of the line roller shafts (3) are fixedly connected with a group of ratchet plates (301); the rear part of a ratchet disc (301) of the line roller shaft (3) is fixedly connected with a group of marking devices (5), and the outer side of each marking device (5) is fixedly connected with a group of dotting brushes (502); the top of the wire-proof box body (1) is connected with a group of one-way pawls (4) in a sliding mode, and the one-way pawls (4) and the ratchet plate (301) form a one-way ratchet.

2. The pay-off device for engineering measurement as claimed in claim 1, wherein: the wire-proof box body (1) is characterized in that a group of box body limiting shafts (103) with keys are fixedly connected to the center of the interior of the wire-proof box body (1), a group of open holes with key grooves are formed in the center of the coil spring shaft (2), and the coil spring shaft (2) is connected to the box body limiting shafts (103) in a meshed mode.

3. The pay-off device for engineering measurement as claimed in claim 1, wherein: the outer portion of the coil spring shaft (2) is fixedly connected with one end of a group of volute springs (201), the other end of each volute spring (201) is fixedly connected to the inner side of the corresponding wire roller shaft (3), and the wire roller shafts (3) are rotatably connected to the coil spring shaft (2).

4. The pay-off device for engineering measurement as claimed in claim 1, wherein: the left side of the front part of the wire-proof box body (1) is provided with a group of wire grooves (101), and the front part of the wire-proof box body (1) is provided with a group of round wire roller cover plates (102).

5. The pay-off device for engineering measurement as claimed in claim 1, wherein: the wire roller shaft (3) rear portion fixedly connected with a set of ratchet dish (301), one-way pawl (4) are provided with a set of spring and prevent wire box body (1) elastic connection, and one-way pawl (4) top is provided with a set of spacing lid that can rotate, and one-way pawl (4) top is provided with a set of pawl vaulting pole (401), and pawl vaulting pole (401) offset with the spacing lid at one-way pawl (4) top.

6. The pay-off device for engineering measurement as claimed in claim 1, wherein: the marking device (5) is fixedly connected to the ratchet plate (301), a group of spring connecting rods (501) is fixedly connected to the marking device (5), and a group of dotting brushes (502) is fixedly connected to the other ends of the spring connecting rods (501).