CN213249076U

CN213249076U - Height measuring equipment

Info

Publication number: CN213249076U
Application number: CN202020686957.7U
Authority: CN
Inventors: 聂操; 李晓
Original assignee: Chipsea Technologies Shenzhen Co Ltd
Current assignee: Chipsea Technologies Shenzhen Co Ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-05-25
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a height measuring equipment drives the connecting wire through measuring handle to it is rotatory to drive the pivot by the connecting wire, thereby obtains the current height data of user according to the rotatory number of turns automatic calculation of pivot, need not the scale on the artificial visual measurement line, and the degree of accuracy is higher. The convenience of height measurement can also be improved because no other operator assistance is required. In addition, compared with an infrared module or an ultrasonic module, the rotary sensor and the length measuring circuit have lower cost, the whole cost of the device can be reduced, and the height measurement with low cost and high accuracy is realized.

Description

Height measuring equipment

Technical Field

The utility model relates to an electronic scale field especially relates to a height measuring equipment.

Background

Among the prior art, the mode that utilizes weighing scale or body fat balance to provide height measurement to the user mainly includes following two kinds, and a mode adopts infrared distance sensor to detect the distance between the user's overhead distance scale body to obtain user's height information, the defect of this kind of scheme lies in infrared distance sensor's cost is higher, can promote weighing scale's overall cost. The other mode is that a tape measure or a tape measure arranged in the scale body is adopted, when a user needs to measure height information, the tape measure in the scale body is stretched to the head top area of the user, and then another operator checks scales on the tape measure to obtain the height information of the user.

Therefore, the height measuring device with low cost and high measuring precision does not exist in the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical defect in the prior art, the utility model provides a height measuring equipment, wherein, this equipment includes: a base; the rotary sensor is fixed in the base, and the length measuring circuit is connected with the rotary sensor; the rotating shaft is arranged at the detection end of the rotating sensor, a connecting wire is wound on the rotating shaft, and one end of the connecting wire is fixed on the rotating shaft; and the measuring handle is connected with the other end of the connecting wire.

Optionally, at least some segments of the connecting line are provided with graduations or specific codes.

Optionally, the height measuring device further comprises a measuring button and a control circuit, and the control circuit is connected with the length measuring circuit and the measuring button respectively; the measuring button is arranged on the measuring handle.

Optionally, the height measuring device is an electronic scale, the electronic scale further comprises a plurality of first electrode plates arranged on the outer surface of the base and a first human body impedance measuring circuit arranged inside the base, and the first human body impedance measuring circuit is connected with each of the first electrode plates and the control circuit.

Optionally, the connecting wire is a wire; the electronic scale further comprises a plurality of second electrode plates arranged on the outer surface of the measuring handle, and each second electrode plate is connected with the first human body impedance measuring circuit through the connecting line.

Optionally, the measurement handle further includes a first communication module, a second human body impedance measurement circuit and a plurality of second electrode plates, and the second human body impedance measurement circuit is connected to each of the second electrode plates, the first communication module and the control circuit;

and a second communication module is also arranged in the base, and is connected with the first human body impedance measuring circuit and the first communication module in a communication way.

Optionally, the base further includes a first accommodating cavity and a second accommodating cavity, wherein the first accommodating cavity is used for accommodating and fixing the rotation sensor, the length measuring circuit and the rotating shaft, and the second accommodating cavity is used for accommodating the measuring handle.

Optionally, a buckle is arranged in the second accommodating cavity, and the buckle is used for fixing the measuring handle when the measuring handle is accommodated in the second accommodating cavity.

Optionally, a display screen is further arranged on the base, and the display screen is connected with the length measuring circuit.

Optionally, a display screen is further arranged on the base, and the display screen is connected with the first human body impedance measuring circuit.

The beneficial effects of the utility model reside in that, drive the connecting wire through measuring handle to it is rotatory to drive the pivot by the connecting wire, thereby obtains user's current height data according to the rotatory number of turns automatic calculation of pivot, need not the scale on the artificial visual measurement line, and the degree of accuracy is higher. The convenience of height measurement can also be improved because no other operator assistance is required. In addition, compared with an infrared module or an ultrasonic module, the rotary sensor and the length measuring circuit have lower cost, the whole cost of the device can be reduced, and the height measurement with low cost and high accuracy is realized.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a schematic structural view of the height measuring device of the present invention;

FIGS. 2a-2c are schematic views of the connecting line structure of the height measuring device of the present invention;

FIG. 3 is a schematic view of the connection structure of the height measuring device of the present invention;

FIG. 4 is a schematic view of the base structure of the height measuring device of the present invention;

FIG. 5 is a schematic view of the measuring handle structure of the height measuring device of the present invention;

FIG. 6 is a schematic view of the communication module structure of the height measuring device of the present invention;

FIG. 7 is a schematic view of the structure of the accommodating chamber of the height measuring device of the present invention;

FIG. 8 is a schematic view of the display screen of the height measuring device of the present invention.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the following description, suffixes such as "module", "part", or "unit" used to denote elements are used only for the convenience of description of the present invention, and have no specific meaning in itself. Thus, "module", "component" or "unit" may be used mixedly.

In order to make the technical field person understand the scheme of the present invention better, the following will combine the drawings in the embodiments of the present invention to perform clear and complete description on the technical scheme in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

FIG. 1 is a schematic structural diagram of the height measuring device of the present invention. In one embodiment, the present invention provides a height measuring device, wherein the height measuring device comprises a base 10, a rotation sensor 11 fixed inside the base 10, and a length measuring circuit 12 connected to the rotation sensor 11; the height measuring device also comprises a rotating shaft 13 arranged at the detection end of the rotating sensor 11, a connecting wire 14 is wound on the rotating shaft 13, and one end of the connecting wire 14 is fixed on the rotating shaft 13; the height measuring device further comprises a measuring handle 20 connected to the other end of the connecting line 14.

In this embodiment, the base 10 is used for carrying feet of a user, and the measuring handle 20 is movably embedded on the back or side of the base 10. Wherein, when not needing to measure, elastic component such as accessible buckle will measure the fixed embedding of handle 20 in base 10 to accomodate. When the measurement is needed, firstly, a user stands on the base 10, then the measuring handle 20 is pulled out by one hand or two hands, in the process that the measuring handle 20 is pulled out vertically and upwards, the rotating shaft 13 is driven to rotate by the connecting wire 14 connected to the measuring handle 20, meanwhile, the current number of rotating circles of the rotating shaft 13 is detected by the detection end of the rotating sensor 11, when the user pulls the measuring handle 20 to be flush with the top of the head of the user, the number of rotating circles currently recorded by the rotating sensor 11 is read by the length measuring circuit 12, and then the height data measured at this time by the user can be calculated according to the initial value of the rotating shaft, the number of rotating circles and the diameter of the connecting wire. Specifically, the shaft initial value is a diameter value of the shaft in an initial state (no rotation occurs), or the shaft initial value is a measured diameter value of the shaft before the measurement handle 20 is pulled out. And recording the diameter of the rotating shaft when the rotating shaft is not rotated as L1, the number of rotation turns when the measurement is completed as N, and the diameter of the connecting line as L2, so that the height H currently measured by the user is (L1-N L2) | π N.

The beneficial effect of this embodiment lies in, drives connecting wire 14 through measuring handle 20 to it is rotatory to drive pivot 13 by the connecting wire, thereby obtains user's current height data according to the rotatory number of turns automatic calculation of pivot 13, need not the scale on the artificial visual measurement line, and the degree of accuracy is higher. It should be noted that, the acquisition of the number of turns of rotation and the calculation of the pull-out length of the connection line can be realized by the rotation sensor 11 commercially available at present and a matched measuring circuit, and the above technical solution can be realized by arranging the rotation sensor 11 and the connection between the rotation sensor 11 and the connection line and the rotation shaft 13 and combining the existing functions of the rotation sensor 11. The convenience of height measurement can also be improved because no other operator assistance is required. In addition, compared with an infrared module or an ultrasonic module, the rotary sensor and the length measuring circuit have lower cost, the whole cost of the device can be reduced, and the height measurement with low cost and high accuracy is realized.

FIGS. 2a-2c are schematic views of the connection line structure of the height measuring device of the present invention. In one embodiment, at least some segments of the connection line 14 of the present invention are provided with graduations or specific coding. As shown in fig. 2a, a partial section of the connection line 14 is provided with a length scale, the value of the length scale gradually increases from the base 10 to the measuring handle 20, so that the user can conveniently pull the measuring handle 20 to be flush with the top of the head of the user, and roughly observe the current height data through the sight, or the value of the length scale gradually decreases from the base 10 to the measuring handle 20, so that the user can conveniently pull the measuring handle 20 and drive the connection line 14 to perform other measuring activities.

In one embodiment, as shown in fig. 2b, the partial segment of the connection line 14 is provided with a specific code, which includes a reduced code for the length scale, so as to avoid the conventional length scale value being small and dense and inconvenient for the user to observe.

In one embodiment, as shown in fig. 2c, a partial section of the connection line 14 is provided with a specific coding comprising an indicator related to the current measurement activity, for example marking the lifting or retracting direction of the measurement handle 20, and also for identifying whether the measurement handle 20 is in a pulled-up vertical position.

In one embodiment, the partial segment of the connection line 14 is provided with a specific code, which may also be a gray code, a two-dimensional code or a binary code, so that a user can read and store a measurement result corresponding to the code by an electronic device. The Gray code can reduce the coding error rate due to the special coding requirement.

The beneficial effect of this embodiment lies in, is provided with scale or specific code through at least some sections at connecting wire 14 for high measuring equipment of self has increased diversified auxiliary function in the measurement activity, has promoted and has measured convenience and use experience.

FIG. 3 is a schematic view of the connection structure of the height measuring device of the present invention. In one embodiment, the height measuring device of the present invention further comprises a measuring button 21 and a control circuit 30, the control circuit 30 is connected to the length measuring circuit 12 and the measuring button 21, the measuring button 21 is disposed on the measuring handle 20, the control circuit 30 is disposed on the base 10, and in another embodiment, the control circuit 30 can be disposed on the measuring handle 20, or a set of control circuits 30 with master-slave control relationship is disposed in the base 10 and the measuring handle 20.

In one embodiment, the measuring button 21 is disposed in a middle region of the measuring handle 20, so that the user can press the measuring button 21 during the lifting process with both hands.

As another embodiment, the measuring button 21 is provided at one end or a side of the measuring handle 20, so that the user can press the measuring button 21 when pulling out the connection cord with one hand.

The embodiment has the advantages that the starting of the height measuring device is controlled by the key operation of the user by arranging the measuring button 21 and the control circuit 30 respectively connected with the length measuring circuit 12 and the measuring button 21, and the measurement is not carried out before the key operation of the user is detected, so that the power consumption of the device is reduced.

Fig. 4 is a schematic view of a base structure of a height measuring device in an embodiment of the present invention. The height measuring device is an electronic scale, and the electronic scale further comprises a plurality of first electrode plates 15 arranged on the outer surface of the base 10 and a first human body impedance measuring circuit 16 arranged inside the base 10, wherein the first human body impedance measuring circuit 16 is respectively connected with each first electrode plate 15 and the control circuit 30. Specifically, when a user stands on the base 10, the two feet are respectively in contact with at least one first electrode pad 15, and the impedance value between the two feet of the user can be measured through a first human body impedance measuring circuit 16 connected with the first electrode pad 15.

In this embodiment, the measuring buttons 21 may comprise at least two, wherein at least one measuring button 21 is used for controlling height measurement and at least one measuring button is used for controlling body impedance measurement.

In this embodiment, a standing indication mark corresponding to the effective measurement area of the first electrode sheet 15 is disposed on the outer surface of the base 10, so as to guide a user to stand in the effective measurement area, thereby improving the accuracy of human body impedance measurement.

In this embodiment, a standing guide lamp group corresponding to the effective measurement area of the first electrode sheet 15 is disposed on the outer surface of the base 10, so that the user is guided to adjust the current standing position through the light indication of the lamp group, and the accuracy of the human body impedance measurement is improved.

The beneficial effect of this embodiment lies in, through set up a plurality of first electrode slices 15 and set up rather than the first human impedance measurement circuit 16 who is connected at base 10 surface, can realize human impedance and measure, and then can obtain physiological parameters such as user's body fat percentage, rhythm of the heart according to human impedance, richened height measuring equipment's functional type, provided more perfect measurement experience to the user.

FIG. 5 is a schematic view of the measuring handle of the height measuring device of the present invention. In one embodiment, the connecting line 14 is a wire or a signal transmission line. The electronic scale further comprises a plurality of second electrode plates 22 arranged on the outer surface of the measuring handle 20, and each second electrode plate 22 is connected with the first human body impedance measuring circuit 16 through the connecting line 14. Specifically, the user stands on the base 10 and takes out the measuring handle 20, and in the process that the user pulls the measuring handle 20 to be flush with the top of the head of the user by both hands, both hands of the user respectively fit to at least one second electrode sheet 22, meanwhile, the feet of the user are respectively attached to at least one first electrode slice, at the moment, the first human body impedance measuring circuit 16 can obtain the impedance value between the two hands of the user through the first electrode slice 15, meanwhile, the impedance value between the feet of the user can be obtained through the second electrode plate 22, the impedance value of the left half body or the impedance value of the right half body of the user can also be obtained through the first electrode plate and the second electrode plate which are positioned on the same side of the body of the user, and then can be according to multiple impedance value analysis confirm multiple physiological parameters such as user's body fat rate, rhythm of the heart, blood flow parameter, and more comprehensive, more accurate than the physiological parameter who obtains according to single impedance value.

In some embodiments, the second electrode pads 22 are respectively disposed at two holding ends of the measuring handle 20, so that when a user holds the measuring handle 20 with both hands, the second electrode pads can acquire accurate two-hand electrode electrical signals.

In some embodiments, the outer surfaces of the two gripping ends of the measuring handle 20 are provided with gripping indicators corresponding to the effective measuring area of the second electrode sheet 22, so as to guide the user to grip the effective measuring area, thereby improving the accuracy of the human body impedance measurement.

In some embodiments, the outer surfaces of the two gripping ends of the measuring handle 20 are provided with gripping protrusion structures corresponding to the edges of the effective measuring area of the second electrode sheet 22, so as to guide the user to grip the effective measuring area, thereby improving the accuracy of the body impedance measurement.

The present embodiment connects each of the second electrode pads 22 with the first human body impedance measuring circuit 16 through a plurality of second electrode pads 22 provided on the outer surface of the measuring handle 20, and through the connection lines 14. Therefore, the collection of the electric signals of the electrodes of the two hands of the user is realized, and the accuracy of the measurement of the impedance of the human body is improved.

FIG. 6 is a schematic block diagram of a height measuring device according to another embodiment of the present invention. In one embodiment, the measuring handle 20 further includes a first communication module 23, a second body impedance measuring circuit 24 and a plurality of second electrode pads 22, wherein the second body impedance measuring circuit 24 is connected to each of the second electrode pads 22, the first communication module 23 and the control circuit 30. The outer surface of the base 10 is provided with a plurality of first electrode plates 15, a first human body impedance measuring circuit 16 and a second communication module 17 are further arranged inside the base 10, and the second communication module 17 is connected with the first human body impedance measuring circuit 16 and is in communication connection with the first communication module 23.

In this embodiment, a first human impedance value between two feet of the user can be measured through the first human impedance measuring circuit 16 and the plurality of first electrode plates 15, a second human impedance value between two hands of the user can be measured through the second human impedance measuring circuit 24 and the plurality of first electrode plates 22, and the first human impedance value or the second human impedance value is shared through the first communication module 23 and the second communication module 17, so that the control circuit 30 determines the overall impedance value and the four-limb impedance value of the user according to the first human impedance value and the second human impedance value. Compared with the measurement based on only the first body impedance value or only the second body impedance value, the measurement result of the body impedance and the measurement result of the physiological parameter of the embodiment are more accurate and comprehensive.

In addition, wireless communication is realized through the first communication module 23 and the second communication module 17, and at this time, the connecting wire 14 does not adopt a conducting wire or a signal transmission line, so that the situation that the measuring activity cannot be normally executed due to damage of the connecting wire 14 in the using process is avoided.

In some embodiments, the first communication module 23 and the second communication module 17 are both wireless communication modules, and the connection line 14 is a wire, but not a communication signal transmission line, so as to provide the required power supply to the measurement handle 20 through the connection line 14, thereby providing power guarantee for the measurement activities.

In some embodiments, the first communication module 23 and the second communication module 17 are both wireless communication modules, the connection line 14 is a non-conductive line or a non-communication signal transmission line, and a battery and a corresponding power management and control component are disposed in the measurement handle 20, so that damage to the connection line 14 during use is avoided, which may cause abnormal measurement.

In some embodiments, the first communication module 23 and the second communication module 17 are both wireless communication modules, and the connection line 14 is not a wire but includes a communication signal transmission line, so as to avoid damage to the connection line 14 during use, which may result in abnormal measurement.

The beneficial effect of this embodiment lies in, through set up first communication module 23 and second communication module 17 in measuring handle 20 and base 10 respectively to be convenient for control circuit obtains the human impedance data of user's both hands and both feet, make the survey get human impedance data more accurate.

FIG. 7 is a schematic view of the structure of the accommodating chamber of the height measuring device of the present invention. In one embodiment, the base 10 further includes a first receiving cavity 1 and a second receiving cavity 2, wherein the first receiving cavity 1 is used for receiving and fixing the rotation sensor 11, the length measuring circuit 12 and the rotation shaft 13, and the second receiving cavity 2 is used for receiving the measuring handle 20.

In the present embodiment, a buckle 19 is disposed in the second accommodating cavity 2, and the buckle 19 is used for fixing the measuring handle 20 when the measuring handle 20 is accommodated in the second accommodating cavity 2.

The beneficial effect of this embodiment lies in, holds chamber 2 through set up first chamber 1 and the second that holds in base 10 to improve height measuring equipment's compact degree, saved space overhead, strengthened the use convenience.

FIG. 8 is a schematic view of the display screen of the height measuring device of the present invention. In one embodiment, a display 18 is further disposed on the base 10, and the display 18 is connected to the length measuring circuit 12.

In one embodiment, the display screen 18 is coupled to the control circuit 30 and is capable of displaying the height measurement under the control of the control circuit 30.

In some embodiments, the display screen 18 may also display the user's body impedance measurements or physiological parameters such as body composition parameters, heart rate, etc. under the control of the control circuit 30.

The beneficial effect of this embodiment lies in, through setting up display screen 18 on base 10 for height measuring equipment's measuring information reads more easily, and has richened the measurement function category, has promoted measurement experience.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments.

While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A height measuring device, characterized in that the device comprises:

a base (10);

a rotation sensor (11) fixed inside the base (10) and a length measuring circuit (12) connected with the rotation sensor (11);

the rotating shaft (13) is arranged at the detection end of the rotation sensor (11), a connecting wire (14) is wound on the rotating shaft (13), and one end of the connecting wire (14) is fixed on the rotating shaft (13); and the number of the first and second groups,

and the measuring handle (20) is connected with the other end of the connecting line (14).

2. The height measuring device according to claim 1, wherein at least a partial section of the connection line (14) is provided with a scale or a specific coding.

3. The height measuring device according to claim 1 or 2, further comprising a measuring button (21) and a control circuit (30), said control circuit (30) being connected to said length measuring circuit (12) and said measuring button (21), respectively; the measuring button (21) is arranged on the measuring handle (20).

4. The height measuring device according to claim 3, further comprising a plurality of first electrode pads (15) disposed on an outer surface of the base (10) and a first body impedance measuring circuit (16) disposed inside the base (10), wherein the first body impedance measuring circuit (16) is connected to each of the first electrode pads (15) and the control circuit (30).

5. The height measuring device according to claim 4, wherein the connecting wire (14) is a wire; the electronic scale further comprises a plurality of second electrode plates (22) arranged on the outer surface of the measuring handle (20), and each second electrode plate (22) is connected with the first human body impedance measuring circuit (16) through the connecting line (14).

6. The height measuring device according to claim 4, wherein the measuring handle (20) further comprises a first communication module (23), a second body impedance measuring circuit (24) and a plurality of second electrode pads (22), the second body impedance measuring circuit (24) being connected to each of the second electrode pads (22), the first communication module (23) and the control circuit (30), respectively;

the base (10) is also internally provided with a second communication module (17), and the second communication module (17) is connected with the first human body impedance measuring circuit (16) and is in communication connection with the first communication module (23).

7. The height measuring device according to claim 1 or 2, characterized in that the base (10) further comprises a first housing chamber (1) and a second housing chamber (2), wherein the first housing chamber (1) is used for housing and fixing the rotation sensor (11), the length measuring circuit (12) and the spindle (13), and the second housing chamber (2) is used for housing the measuring handle (20).

8. The height measuring device according to claim 7, wherein a catch (19) is provided in the second receiving chamber (2), said catch (19) being adapted to secure the measuring handle (20) when the measuring handle (20) is received in the second receiving chamber (2).

9. The height measuring device according to claim 1 or 2, wherein a display screen (18) is further provided on the base (10), the display screen (18) being connected to the length measuring circuit (12).

10. The height measuring device according to claim 4, wherein a display screen (18) is further provided on the base (10), the display screen (18) being connected to the first body impedance measuring circuit (16).