TWI448668B - Self-measured height meter and body weight meter with the self-measured height meter - Google Patents

Description

Self-measured height and height gauge including the above height meter

The invention relates to a self-measuring height and a height and weight meter including the height meter, in particular, a height gauge which is light and thin, and which is easy to store, convenient to use, easy to operate and high in measurement accuracy. And the height gauge can be stored in the scale to form a height and weight meter.

The device for measuring height and weight is known to be suitable for fixed-point settings such as hospitals because of heavy weight, large volume, low mobility and inconvenient carrying, and is not suitable for general households. There are quite a few types of weight scales available, including a family-style weight scale, and the method of measuring the height is to use a cloth ruler on a fixed plane, and the height is measured by the scale on the cloth ruler. The measurement method is limited by the site, and the measurement accuracy is insufficient, and it is difficult for a general household to purchase a device that can measure the height and weight at the same time. In view of the foregoing problems, a portable device capable of simultaneously measuring the height and weight has been developed, such as the patent case of the Republic of China New Patent Publication No. M368061, "The height and weight meter with functional extension test function". The utility model comprises a body, which is a carrier for measuring weight; a height ruler, one end of which is connected to the seat body, the height gauge is provided with a scale; and a measuring ruler is connected to the height gauge to measure the height and the weight simultaneously With balance function.

However, the previous height and weight scale still has its problems as follows:

1. The components are too complicated to be easily lost or damaged, and are not convenient to use.

2. Too many bending points will affect the accuracy of the measurement.

3. The height and weight scale implementation is too large, which limits the use of the place, and affects the practicality.

4. Mechanical measurement makes the accuracy worse.

5. Heavy weight is not easy to carry.

6. The height gauge cannot be used alone.

In summary, for the height scale of the previous case, there is indeed room for improvement to provide a more functional height and weight scale for user convenience.

In order to solve the problems caused by the height and weight scale of the above-mentioned previous case, the inventors of the present invention have been working on the concept of making the height gauge short and light, easy to store, easy to use, easy to operate, and high in measurement accuracy. Research, and developed a height meter, which measures the height through electronic components, and can reduce the shape of the height meter, and has a high measurement accuracy, which is a height meter for home use.

The height gauge can be accommodated in the weight scale, and the weight value and the height value measured by the weight meter and the height measurement can be transmitted to each other through the wireless transmission module, so that the user can simultaneously view the body weight value and the height value. .

The height gauge can cooperate with the weight scale to further obtain a reference point, and then according to The reference point is used to measure the height to improve the accuracy of the height measurement.

To achieve the above function, a height meter includes: a body; a first tilt sensor is disposed in the body, and the first tilt sensor measures the level of the body; a sense of distance The measuring device is disposed in the body, the distance sensor emits a signal, and the distance is measured by sensing the reflected signal; a control unit is received in the body, and electrically connected to the first The inclination sensor and the distance sensor are configured to vertically rotate the body, and the control unit detects that the measurement direction of the distance sensor is perpendicular to the measurement surface according to the first inclination sensor, and the distance sense The height value is calculated by measuring the corresponding distance of the detector.

The system is a telescopic type, and includes an inner body and an outer body. The inner body is slidably disposed on the outer body, and the body has a circular, triangular, square or polygonal shape. One.

The self-measuring height meter further includes a display unit housed in the body and electrically connected to the control unit to display the height value.

The self-measuring height meter further includes a sounding unit housed in the body and electrically connected to the control unit, wherein the control unit controls the sounding unit to calculate a height value when the control unit calculates A beep sounds.

The first tilt sensor is an acceleration detector.

The first tilt sensor is a horizontal detector.

The distance sensor is an ultrasonic distance detector.

The distance sensor is an infrared distance detector.

The distance sensor is a laser distance detector.

The invention further provides a height and weight meter comprising: a weight scale comprising a receiving groove; and the above self-measuring height gauge, wherein the self-measuring height gauge is placed in the receiving groove.

The height meter further includes a first wireless transmission module electrically connected to the control unit; the weight meter further comprising a second wireless transmission module signal connected to the first wireless transmission module.

The weight meter further includes a signal receiving unit electrically connected to the second wireless transmission module, wherein the signal receiving unit is configured to receive a distance reference value by the distance sensor for transmitting a signal, wherein the weight receiving unit The wireless transmission module transmits the distance reference value of the signal receiving unit to the first wireless transmission module, and the control unit determines the correct height value according to the error range of the distance reference value and the measured height value.

The weight scale further includes a second tilt sensor electrically connected to the second wireless transmission module, wherein the second tilt sensor senses a tilt value of the weight scale and is transmitted by the second wireless The module transmits the tilt value of the weight scale to be received by the first wireless transmission module, and the control unit selects the tilt value according to the weight scale to be the same as the tilt value of the height gauge, the distance sensing The distance measured by the device is the calculated height value.

The effect of the invention:

1. The height gauge is small in shape and easy to store.

2. Height measurement has a high accuracy rate.

3. Height measurement is fast and easy to operate.

4. The height gauge is combined with the weight scale, which is convenient for the user to measure the height and weight at the same time, and is easy to carry.

5. The weight value and height value can be displayed on the scale or / and height meter at the same time, which is convenient for the user to see.

(1) ‧‧‧ Ontology

(11)‧‧‧First Inclination Sensor

(12)‧‧‧Distance sensor

(13)‧‧‧Control unit

(14)‧‧‧Display unit

(15)‧‧‧ Sounding unit

(16)‧‧‧First wireless transmission module

(1A) ‧‧‧ Ontology

(11A) ‧ ‧ internal ontology

(12A) ‧‧‧External ontology

(2) ‧‧‧Body scale

(21) ‧‧‧ accommodating slots

(22)‧‧‧Second wireless transmission module

(23) ‧‧‧Signal receiving unit

(24)‧‧‧Second angle sensor

The first figure is a schematic diagram illustrating the correspondence of the various components of the preferred embodiment.

The second drawing is a schematic view showing the implementation state of the weight scale of the preferred embodiment.

The third drawing is a schematic view showing the implementation state of the height gauge of the preferred embodiment.

The fourth figure is a schematic diagram showing that the height meter of the preferred embodiment is provided with a sounding unit to remind the user that the height value measurement is completed.

The fifth figure is a schematic diagram showing that the weight scale and the height gauge of the preferred embodiment are respectively provided with a wireless transmission module to transmit the weight value or the height value.

The sixth drawing is a schematic view showing that the height gauge of the preferred embodiment can be elongated and shortened.

The seventh drawing is a schematic view showing the state of implementation of the extensible shortening height gauge of the preferred embodiment.

The eighth figure is a schematic diagram showing that the weight scale of the preferred embodiment is provided with a signal receiving unit, and the height meter first obtains the reference value, and then measures the height.

The ninth drawing is a schematic view showing that the weight scale of the preferred embodiment is provided with a second inclination sensor, and the height value is measured when the weight scale and the height are counted at the same inclination value.

The preferred embodiment of the present invention will be clearly described in conjunction with the preferred embodiments of the present invention. First, referring to the first embodiment, the preferred embodiment of the present invention is a self-measuring height meter. The first body (1) is provided with a first tilt sensor (11), a distance sensor (12), a control unit (13) and a display unit (14). The first tilt sensor (11) is used to measure the level value of the body (1), and the distance sensor (12) is used to emit a signal, and the distance is measured, and then the foregoing control unit ( 13) Recording the first inclination sensor (11) to measure the measurement direction of the distance sensor (12) perpendicular to the measurement surface (the measurement surface is usually the ground), and recording the amount of the distance sensor (12) Calculating the height value, the height value is calculated by the display unit (14), further indicating that the distance sensor (12) continuously emits a signal, and the ground is measured (ie, the foregoing measurement) Reflected back to the distance sensor (12), the control unit (13) is emitted according to the distance sensor (12) The distance from the signal to the time when the signal is received, and the distance is calculated. At the same time, the control unit (13) measures the measurement direction of the distance sensor (12) according to the first tilt sensor (11). When the ground is vertical, the distance measured by the distance sensor (12) is the height value. The first tilt sensor (11) may be one of an acceleration detector or a horizontal detector, and the distance sensor (12) may be an ultrasonic distance detector, an infrared distance detector or a laser. One of the distance detectors, the ultrasonic distance detector, the infrared distance detector and the laser range detector, can measure the distance by using the time difference between the transmitted signal and the received signal, or use the transmitted signal and the received signal. The triangular relationship is used to measure the distance, and the phase relationship between the transmitted signal and the received signal can also be used to measure the distance.

Further, the body (1) is combined with a weight scale (2) to form a height and weight meter, and the weight scale (2) defines a receiving groove (21) for housing. The body (1) is described, and the components of the aforementioned weight scale (2) for measuring body weight are known techniques and will not be described herein.

Referring to the second and third figures, the user can use the weight scale (2) to measure the weight. If the height is to be measured, the body (1) can be measured by the weight ( 2) The accommodating groove (21) is removed, and then the body (1) is placed on the top of the user's head, and is rotated longitudinally to the horizontal plane with the user's head as a fulcrum. During the operation, the first inclination sensor (11) It can be measured whether the measurement direction of the distance sensor (12) is perpendicular to the ground, and the distance sensor (12) emits a signal to the ground and then reflects back to the distance sensor (12). The control unit (13) calculates the distance based on the time from the signal transmitted from the sensor (12) to the time the signal was received. Therefore, when the measuring direction of the distance sensor (12) is perpendicular to the ground, the distance measured by the distance sensor (12) is the height value to be measured, and then by the display unit ( 14) Display the height value and achieve the purpose of quickly measuring the height.

Referring to the fourth figure, it is preferable that the height meter further comprises a sounding unit (15) electrically connected to the control unit (13), and the control unit (13) controls the sounding unit (15) When the control unit (13) calculates the height value, a prompt sound is emitted, further indicating that when the user places the body (1) on the top of the head and rotates vertically with the top of the head as a fulcrum, when the distance The measuring direction of the sensor (12) is perpendicular to the ground, and after the control unit (13) calculates the height value, the sounding unit (15) emits a prompt tone to remind the user that the height value measurement is completed.

Please refer to the fifth figure. Further, in order to facilitate the user to view the weight value and the height value at the same time, the height meter is provided with a first wireless transmission module (16) electrically connected to the control unit (13). The weight scale (2) is provided with a second wireless transmission mode The group (22) signal is connected to the first wireless transmission module (16), and the height value can be transmitted to the weight scale (2) display, or the weight value can be transmitted to the height meter display, so that the user can simultaneously view the weight. Value and height value.

Please refer to the sixth figure and the seventh figure. Considering the body shape of the height measure, the height gauge is set to a retractable type, such as a multi-section form, and the appearance may be a circle, a triangle, or the like. The square or polygonal strip is tubular to facilitate the measurement of the height. In detail, the height is defined as a body (1A) divided into an inner body (11A) and an outer body (12A), and the inner body (11A) is The first tilt sensor (11), the distance sensor (12), the control unit (13), the display unit (14), the sounding unit (15), and the first wireless transmission module (16) are disposed. The body (1A) can be elongated or shortened, so that the height gauge can be easily carried when not in use, and the height gauge can be easily accommodated in the weight scale (2); in use, it is extended to protrude from the user. The distance sensor (12) can appropriately avoid the obstacles during the measurement, such as avoiding the user's body, and can measure the height value.

Referring to Figure 8, in order to improve the accuracy of the height measurement, a reference point is set on the weight scale (2), and when measuring the height of the user, the distance reference value of the reference point is simultaneously measured, and The height value of the measurement must be kept within a certain range from the reference value, and the height value is taken to increase the accuracy of the height measurement. Further, the weight meter (2) includes a signal receiving unit ( 23) electrically connecting the second wireless transmission module (22), wherein the signal receiving unit (23) is a reference point. In use, the body (1) is first placed on the top of the user's head, and the weight scale (2) Placed in front of the user, and then the distance sensor (12) measures the distance, and the signal sent during the measurement process is simultaneously received by the signal receiving unit (23), when the signal receiving unit (23) receives After the signal, by the second wireless transmission mode The group (22) transmits a signal to the first wireless transmission module (16), and causes the control unit (13) to record the distance to form a distance reference value, and perform an action of measuring the height (as shown in the fourth figure). The height value of the equivalent is close to the distance reference value, and the control unit (13) determines the correct height value, thereby improving the measurement accuracy.

Referring to the ninth figure, in order to accurately measure the direction of the distance sensor (12) perpendicular to the measurement surface, the accurate height value can be measured, and the weight scale (2) further includes a first The second tilt sensor (24) is electrically connected to the second wireless transmission module (22), and the second tilt sensor (24) senses the tilt value of the weight scale (2) (refers to the horizontal level) Ground tilt value), and the tilt value of the weight scale (2) is transmitted by the second wireless transmission module (22) for receiving by the first wireless transmission module (16), and measuring The action of the height (as shown in the fourth figure), the control unit (13) according to the tilt value of the weight scale (2) and the tilt value of the body (1) [height] (also refers to the level When the tilt value of the ground is the same, the distance measured by the distance sensor is the measured height value. Therefore, if the ground (measuring surface) is tilted, the measurement direction can be perpendicular to the measuring surface. The goal is to accurately measure the height value regardless of whether the measuring surface is flat or inclined.

However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, the simple equivalent changes and modifications according to the scope of the present invention and the description of the invention are the present invention. Within the scope of the patent.

(1) ‧‧‧ Ontology

(11)‧‧‧First Inclination Sensor

(12)‧‧‧Distance sensor

(13)‧‧‧Control unit

(14)‧‧‧Display unit

(2) ‧‧‧Body scale

(21) ‧‧‧ accommodating slots

Claims (8)

A height and weight meter comprising: a weight scale comprising a receiving slot; a self-measuring height gauge comprising: a body; a first tilt sensor, housed in the body, the foregoing a tilt sensor measures the horizontal value of the body; a distance sensor is received in the body, the distance sensor emits a signal, and the distance is measured by sensing the reflected signal; a control unit And the first tilt sensor and the distance sensor are electrically connected to the first body, and the first tilt sensor is measured by the control unit according to the first tilt sensor. The measuring direction of the sensor is perpendicular to the measuring surface, and the distance measured by the distance sensor is used to calculate the height value; and the self-measured height gauge is placed in the receiving slot, and the distance is The height meter further includes a first wireless transmission module electrically connected to the control unit, and the weight scale further includes a second wireless transmission module signal connected to the first wireless transmission module. The height and weight scale of the first aspect of the invention, wherein the system is of a telescopic type, comprising an inner body and an outer body, wherein the inner body is slidably disposed on the outer body, and the appearance of the body It is one of a circular, triangular, square or polygonal strip. The height and weight meter according to claim 1 or 2, further comprising a display unit housed in the body and electrically connected to the control unit to display the height value. The height and weight meter according to claim 1 or 2, further comprising a sounding unit housed in the body and electrically connected to the control unit, wherein the control unit controls the sounding unit in the The control unit emits a tone when calculating the height value. The height sensor according to claim 1 or 2, wherein the first tilt sensor is an acceleration detector or a horizontal detector. The height sensor according to claim 1 or 2, wherein the distance sensor is one of an ultrasonic distance detector, an infrared distance detector or a laser distance detector. The height and weight meter of claim 1, wherein the weight meter further comprises a signal receiving unit electrically connected to the second wireless transmission module, wherein the signal receiving unit is configured to provide the distance sensor pair The second wireless transmission module transmits the distance reference value of the signal receiving unit to the first wireless transmission module, and the control unit receives the distance reference value according to the distance reference value. Determine the correct height value by the error range from the measured height value. The height and weight meter of claim 7, wherein the weight scale further comprises a second tilt sensor signal connected to the second wireless transmission module, wherein the second tilt sensor senses the weight Calculating the tilt value, and the tilt value of the weight scale is transmitted by the second wireless transmission module for receiving by the first wireless transmission module, and the control unit is based on the tilt value of the weight scale The height value of the height gauge is the same, and the distance measured by the distance sensor is the calculated height value.