CN202869467U - Electronic display distance measuring roller - Google Patents

Abstract

The utility model relates to an electronic display distance measuring roller, comprising a roller 1, a push rod 2, a rotating shaft 3; an angle sensor 4, a battery box 5, a wire 6, a wire loop 7, a control module 8, a display module 9, and a battery 10 , the button module 11, the angle sensor 4 is installed on the disc of the roller 1, the signal line of the angle sensor 4 is connected with the wire 6 through the wire ring 7, and is connected with the control module 8 at the same time, the wire ring 7 is arranged at the middle position of the rotating shaft 3 to play a role Line connection function; the curved part of the push rod 2 is provided with a key module 11, the key module 11 is provided with a reset key and a measurement key, the key module 11 is connected to the control module 8 through a signal line, and the middle part of the push rod 2 is provided with a control module 8. A display module 9 is arranged above the control module 8, and the display module 9 is exposed outside. The middle part of the push rod 2 is also provided with a battery box 5, and a detachable battery 10 is arranged inside the battery box 5, which is mainly used for measuring distance.

Description

An electronic display distance measuring roller

technical field

The utility model relates to an electronic distance measuring device, in particular to a roller type electronic distance measuring device. the

Background technique

In daily life, construction workers need to use a tape measure to measure the length, width, and height to calculate the area of the house. Carpenters need to use a tape measure to measure furniture. Road construction workers need to measure the length of road construction. They often use tape measures or rulers as needed. Measure the length, width and height to achieve area calculation and distance calculation. When measuring long distances, the measurement is not convenient enough, the reading is not convenient enough, the scale is easy to wear, the measurement is time-consuming and laborious, and the measurement accuracy is low. the

Contents of the invention

The utility model provides a convenient and quick electronic display distance measuring roller which can measure distance or long distance conveniently for road length measurement, ground side length and area measurement. the

The technical solution to solve the utility model is: an electronic display distance measuring roller, including a roller 1, a push rod 2, and a rotating shaft 3; The circumference of the roller 1 is one meter, the edge has scales, the minimum scale is 1cm, and the roller 1 rolls along the surface of the object without slipping for one meter. It is characterized in that it also includes an angle sensor 4, a battery box 5, a lead 6, Ring 7, control module 8, display module 9, battery 10, button module 11, an angle sensor 4 is installed on the disc of the roller 1, the angle sensor 4 is located on the line connecting the middle point of the roller to the zero scale, and the signal line of the angle sensor 4 passes through The wire ring 7 is connected to the wire 6, one end of the wire 6 is connected to the wire ring 7, and the other end is connected to the control module 8, and the wire ring 7 is arranged in the middle of the rotating shaft 3 to serve as a wire connection; the bending part of the push rod 2 is provided with a button module 11. The key module 11 is provided with a reset key and a measurement key. The key module 11 is connected to the control module 8 through a signal line. The middle part of the push rod 2 is provided with a control module 8. A display module 9 is provided above the control module 8. The module 9 is exposed outside, which is convenient for reading during measurement. The middle part of the push rod 2 is also provided with a battery box 5, and a detachable battery 10 is arranged in the battery box 5, and the battery 10 supplies power to the entire measurement circuit. the

When in use, put the battery 10 into the battery box 5, press the reset key of the key module 11, the angle sensor 4 automatically calibrates the initial value, then press the measurement key to push the push rod 2 forward, and the roller 1 rotates clockwise around the rotating shaft 3 , the angle sensor 4 output inclination angle value is transmitted to the control module 8 through the wire ring 7 and the wire 6 arranged on the rotating shaft 3, and the measured value obtained after the processing of the control module 8 is displayed on the display module 9; the angle sensor 4 rotates Output the initial value of calibration after one turn, indicating that one turn is 1 meter, and the measured value is increased by one turn; if the push rod 2 is pushed backward, the roller 1 will rotate counterclockwise around the rotating shaft 3, and the measured value will be automatically subtracted. the

The utility model has the advantages of simple structure, low cost, high measurement accuracy, convenient reading and no limitation of measurement distance. the

Description of drawings

Fig. 1 is the structural representation of the utility model;

In the figure: 1 is the roller, 2 is the push rod, 3 is the rotating shaft, 4 is the angle sensor, 5 is the battery box, 6 is the wire, 7 is the wire loop, 8 is the control module, 9 is the display module, 10 is the battery, 11 For the button module.

Detailed ways

Referring to Fig. 1, the implementation of the present utility model is described in detail: an electronic display ranging roller, including a roller 1, a push rod 2, and a rotating shaft 3; The rotating shaft 3 rotates freely; the circumference of the roller 1 is one meter, and there are scales on the edge. Wire 6, wire loop 7, control module 8, display module 9, battery 10, button module 11, angle sensor 4 is installed on the disc of roller 1, angle sensor 4 is located on the line connecting the middle point of the roller to zero scale, angle sensor 4 The signal line of the signal wire is connected to the wire 6 through the wire ring 7, one end of the wire 6 is connected to the wire ring 7, and the other end is connected to the control module 8, and the wire ring 7 is arranged in the middle of the rotating shaft 3 to play a role of line connection; the bending part of the push rod 2 A key module 11 is provided. The key module 11 is provided with a reset key and a measurement key. The key module 11 is connected to the control module 8 through a signal line. Module 9, display module 9 is exposed outside, is convenient for reading during measurement, and the middle part of push rod 2 is also provided with battery case 5, and the inside of battery case 5 is provided with detachable battery 10, and battery 10 supplies power to whole measurement circuit. the

When in use, put the battery 10 into the battery box 5, press the reset key of the key module 11, the angle sensor 4 automatically calibrates the initial value, then press the measurement key to push the push rod 2 forward, and the roller 1 rotates clockwise around the rotating shaft 3 , the angle sensor 4 output inclination angle value is transmitted to the control module 8 through the wire ring 7 and the wire 6 arranged on the rotating shaft 3, and the measured value obtained after the processing of the control module 8 is displayed on the display module 9; the angle sensor 4 rotates Output the initial value of calibration after one turn, indicating that one turn is 1 meter, and the measured value is increased by one turn; if the push rod 2 is pushed backward, the roller 1 will rotate counterclockwise around the rotating shaft 3, and the measured value will be automatically subtracted. the

In this embodiment, the roller 1 and the push rod 2 are made of plastic, and the rotating shaft is made of metal. the

Claims (2)

1. an electronical display range finding roller comprises roller (1), push rod (2), rotating shaft (3); Roller (1) gets up by the lower end hinge of rotating shaft (3) with push rod (2), and roller (1) around the shaft (3) rotates freely; The girth of roller (1) is one meter, there is scale at the edge, minimum scale is 1cm, roller (1) is one meter along one week of body surface non-sliding rolling, it is characterized in that: also comprise angular transducer (4), battery case (5), wire (6), wire loop (7), control module (8), display module (9), battery (10), key-press module (11), angular transducer (4) is installed on the dish of roller (1), angular transducer (4) is positioned at the roller mid point to the zero graduation line, the signal wire of angular transducer (4) is connected with wire (6) by wire loop (7), wire (6) one ends connect wire loop (7), other end link control module (8), wire loop (7) is arranged on the centre position of rotating shaft (3), plays the connection effect; The bend of push rod (2) is provided with key-press module (11), key-press module (11) is provided with reset key and measures key, key-press module (11) links to each other with control module (8) by signal wire, the pars intermedia of push rod (2) is provided with control module (8), the top of control module (8) is provided with display module (9), display module (9) exposes the outside, reading when being convenient to measure, the pars intermedia of push rod (2) also is provided with battery case (5), battery case (5) the inside is provided with detachable battery (10), and battery (10) is given whole metering circuit power supply.

2. a kind of electronical display range finding roller according to claim 1 is characterized in that described roller (1) and push rod (2) adopt plastic production, and rotating shaft (3) adopts metal to be made.

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