CN215076941U

CN215076941U - Weighing seat

Info

Publication number: CN215076941U
Application number: CN202120493596.9U
Authority: CN
Inventors: 叶云青
Original assignee: Foshan Kezhimei Furniture Co ltd
Current assignee: Foshan Kezhimei Furniture Co ltd
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-12-10
Anticipated expiration: 2031-03-08

Abstract

The utility model relates to a chair of weighing, the chair of weighing include seat support, chair foot, pulley, weighing device and circuit board, and the chair foot is installed in the bottom of seat support, and the pulley passes through weighing device to be connected in the chair foot, and weighing device is located between chair foot and the pulley, weighing device and circuit board electric connection, and the circuit board is used for converting the signal of weighing device collection into weighing data. When the user wants to measure the weight, the user sits on the seat, the two feet leave the ground and are in a suspended state, the weight of the user is applied to the weighing device through the chair feet, the weighing device is used for collecting weight pressure signals and transmitting the signals to the circuit board, and the circuit board can convert the signals into weighing data. The circuit board can be communicated with a user terminal, a user can obtain weighing data through the user terminal, and the user terminal can be an intelligent mobile phone, a tablet personal computer and other electronic equipment of the user.

Description

Weighing seat

Technical Field

The utility model relates to a technical field of office chair especially relates to a chair of weighing.

Background

The seat is important in life, work and leisure and entertainment of people, most of the time of work and study of people is spent on the seat, the body weight is prone to being soared due to long-term sedentariness and lack of exercise, the body is further in a sub-health state, and the weighing seat with the simple structure is provided for real-time monitoring of the body weight data of people.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a weighing seat for overcoming the disadvantages of the prior art.

A weighing seat comprises a seat, seat legs, pulleys, a weighing device and a circuit board, wherein the seat legs are mounted at the bottom of the seat, the pulleys are connected to the seat legs through the weighing device, and the weighing device is located between the seat legs and the pulleys; the weighing device with circuit board electric connection, the circuit board is used for converting the signal of weighing device collection into weighing data.

The weighing seat comprises a seat, seat legs, pulleys, a weighing device and a circuit board, wherein the seat legs are installed at the bottom of the seat, the pulleys are connected to the seat legs through the weighing device, the weighing device is located between the seat legs and the pulleys, and the weighing device is electrically connected with the circuit board. When the user wants to measure the weight, the user sits on the seat, the two feet leave the ground and are in a suspended state, the weight of the user is applied to the weighing device through the chair feet, the weighing device is used for collecting weight pressure signals and transmitting the signals to the circuit board, and the circuit board can convert the signals into weighing data. The circuit board can be communicated with a user terminal, a user can obtain weighing data through the user terminal, and the user terminal can be an intelligent mobile phone, a tablet personal computer and other electronic equipment of the user.

In one embodiment, the weighing device comprises an elastic body and a strain gauge connected to the elastic body, the pulley and the chair leg are respectively connected to the elastic body, the elastic body can elastically deform when stressed, the strain gauge is used for acquiring deformation signals of the elastic body, and the strain gauge is electrically connected with the circuit board.

In one embodiment, the elastic body comprises a mounting part and a deformation part vertically connected to the mounting part, the mounting part is connected to the pulley, and the deformation part is connected to the chair leg.

In one embodiment, the pulley comprises a body and a boss, wherein the boss is connected to the body and protrudes out of one side of the body; the mounting portion is provided with a groove, the boss is contained in the groove, and the deformation portion is connected to the chair leg and can elastically deform.

In one embodiment, the weighing seat further includes a fastener, the seat leg is provided with a limiting member, the deformation portion is connected to the seat leg through the fastener, and a part of the deformation portion abuts against the limiting member, and the limiting member can limit the lateral movement of the deformation portion.

In one embodiment, the weighing chair further comprises a chassis device, one end of the chassis device is connected to the chair seat, and the other end of the chassis device is connected to the chair feet, so that the chassis device is located between the chair seat and the chair feet.

In one embodiment, the weighing chair further comprises a support rod, the support rod is connected to one end of the chassis device, which is far away from the chair seat, and the other end of the support rod is connected to the chair leg.

In one embodiment, the chair legs comprise a plurality of chair legs which are arranged radially along the supporting rod, and the interval between every two adjacent chair legs is the same.

In one embodiment, the weighing device comprises a plurality of weighing devices, and the number of the weighing devices is the same as that of the chair legs and corresponds to one.

Drawings

FIG. 1 is a perspective view of a weigh seat in one embodiment;

FIG. 2 is an exploded view of the weigh seat shown in FIG. 1;

FIG. 3 is a perspective view of a pulley of the weigh seat shown in FIG. 2;

FIG. 4 is a schematic view of a weighing apparatus of the weigh seat of FIG. 2 from one perspective;

FIG. 5 is a schematic view of the weighing apparatus of the weigh seat of FIG. 2 from another perspective thereof;

FIG. 6 is an exploded view from another perspective of the weigh seat shown in FIG. 1;

FIG. 7 is an enlarged view of the weigh seat shown in FIG. 6 at A;

FIG. 8 is a cross-sectional view of the weigh seat shown in FIG. 1;

fig. 9 is an enlarged view of the weighing seat shown in fig. 8 at B.

Reference numerals: the weighing seat 10, the seat 100, the chair leg 200, the limiting member 210, the weighing device 300, the elastic body 310, the mounting portion 311, the groove 313, the deformation portion 315, the through hole 317, the strain gauge 320, the pulley 400, the body 420, the boss 430, the chassis device 500, the support rod 600 and the fastener 700.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, a weighing seat 10, the weighing seat 10 may be applied to an office, a classroom, or the like where a user needs to sit for a long time, so that the user can obtain his/her weight information in time, and can determine whether to exercise according to the data to enhance his/her physical fitness. In one embodiment, the weighing chair 10 comprises a chair seat 100, a chair foot 200, a pulley 400, a weighing device 300 and a circuit board, wherein the chair foot 200 is mounted at the bottom of the chair seat 100, the pulley 400 is connected to the chair foot 200 through the weighing device 300, the weighing device 300 is positioned between the chair foot 200 and the pulley 400, and the weighing device 300 is electrically connected with the circuit board. Specifically, the pulley 400 is made of a hard material so as to bear the weight of the user. The circuit board sets up inside seat support 100, and the circuit board includes host system, communication module and power, and host system includes control chip, and the signal transmission that weighing device 300 gathered is to host system, and the active module converts the deformation signal into weighing data. The communication module is used for the seat to communicate with the user terminal, and sends the weighing data to the user terminal. Preferably, the communication module comprises a bluetooth module, the user terminal can be an electronic device such as a smart phone and a tablet personal computer, the weighing data is sent to the user terminal through the communication module, and the user can check the weighing data on application software of the terminal. Further, a power source, which may be a polymer battery, is used to power the weighing chair 10.

Specifically, after the weighing chair 10 is installed, it can be moved by the pulley 400 and the buttocks of the user are seated on the chair seat 100. When the user needs to obtain the weight data of the user, the buttocks of the user are seated at the approximate center position of the seat 100, the two feet leave the ground and keep still, after the seat 100 is approximately stable, the weight of the user is applied to the weighing device 300 through the chair feet 200, the weighing device 300 can obtain a pressure signal, the weighing device 300 transmits the signal to the circuit board, the circuit board can convert the signal into the weighing data, the user can obtain the weighing data of the user through the terminal, and the measurement of the user on the weight data is completed at the moment.

Referring to fig. 2 and 4, in one embodiment, the weighing device 300 includes an elastic body 310 and a strain gauge 320 connected to the elastic body 310, the pulley 400 and the chair leg 200 are respectively connected to the elastic body 310, the elastic body 310 can be elastically deformed when being stressed, the strain gauge 320 is used for acquiring a deformation signal of the elastic body 310, and the strain gauge 320 is electrically connected to the circuit board. The strain gauge 320 can be adhered to the surface of the elastic body 310 through an adhesive, and as the elastic body 310 deforms under a stress, the sensitive grid of the strain gauge 320 also deforms similarly, so that the resistance of the strain gauge changes, the resistance change is proportional to the deformation of the elastic body 310, therefore, the resistance change can be converted into a voltage or current change through a measuring circuit, the size of the deformation of the elastic body 310 can be obtained through measuring the voltage or current change, and finally, the deformation signal is converted into weighing data through a circuit board. Specifically, when the weighing chair 10 is used, a user sits on the chair seat 100, the feet leave the ground, the chair seat 100 applies force to the chair feet 200, the chair feet 200 extrude the elastic bodies 310 of the weighing device 300, the elastic bodies 310 are elastically deformed, the strain gauges 320 arranged on the elastic bodies 310 acquire deformation signals of the weighing device 300, transmit the deformation signals to the circuit board, and convert the deformation signals into weight data of the user. It will be appreciated that in the process of measuring body weight, the user will need to lift off the ground in order to ensure the accuracy of the data.

Referring to fig. 2 to 5, in one embodiment, the elastic body 310 includes a mounting portion 311 and a deformation portion 315 vertically connected to the mounting portion 311, wherein the mounting portion 311 and the deformation portion 315 may be integrally formed, the deformation portion 315 is substantially disc-shaped, and may have other shapes, the mounting portion 311 is located at an end of the deformation portion 315 and protrudes from one side of the mounting portion 311, so that the cross section of the elastic body 310 is substantially L-shaped, the mounting portion 311 may have other realizable shapes such as a column, a cylinder, and a prism, when the elastic body 310 is mounted on the weighing seat 10, the mounting portion 311 is connected to the pulley 400, the deformation portion 315 is connected to the seat leg 200, and the strain gauge 320 may be disposed on the mounting portion 311 or the deformation portion 315. In one embodiment, the pulley 400 includes a body 420 and a boss 430, and the boss 430 is connected to the body 420 and protrudes from one side of the body 420. Specifically, the mounting portion 311 is provided with a groove 313, and the shape of the boss 430 is matched with the shape of the groove 313, so that the boss 430 can be accommodated in the groove 313, thereby realizing the connection between the mounting portion 311 and the pulley 400, and the elastic body 310 and the boss 430 of the elastic body 310 and the chair leg 200 body 420. When the user's weight presses the chair leg 200, the chair leg 200 presses the elastic body 310, at this time, the deformation part 315 of the elastic body 310 is elastically deformed, the elastic body 310 strain gauge 320 collects the deformation signal of the deformation part 315 of the elastic body 310 and transmits the signal to the circuit board, and the circuit board can convert the signal into weight data.

Referring to fig. 4 and 7, in one embodiment, the weighing seat 10 further includes a fastener 700, the fastener 700 may be a screw, a bolt, or the like, which can perform a fixing function, and the deformation portion 315 of the chair foot 200 is connected to the chair foot 200 through the fastener 700, so that the chair foot 200, the elastic body 310, and the pulley 400 are in a relatively stationary state. Further, the chair leg 200 is provided with a limiting member 210, the cross section of the limiting member 210 is substantially arc-shaped, when the deformation member is connected to the chair leg 200, a part of the structure of the deformation member abuts against the limiting member 210, that is, the limiting member 210 can surround a part of the structure of the deformation member, so as to limit the lateral movement of the deformation portion 315.

Referring to fig. 8 and 9, in one embodiment, the weighing chair 10 further comprises a chassis device 500, wherein one end of the chassis device 500 is connected to the chair seat 100, and the other end is connected to the chair foot 200, so that the chassis device 500 is positioned between the chair seat 100 and the chair foot 200. Specifically, the base plate 500 is substantially disc-shaped, and the base plate 500 can be fixedly mounted on the seat 100 by screws. In one embodiment, the weighing chair 10 further comprises a support bar 600, the support bar 600 is connected to one end of the chassis device 500 away from the chair seat 100, and the other end of the support bar 600 is connected to the chair foot 200. Specifically, the support rod 600 may be a hydraulic telescopic rod, and may be extended and retracted to adjust the height of the weighing seat 10, and the user may adjust the height of the weighing seat 10 according to his or her own height when using the weighing device. Further, chassis device 500 may be provided with a first mounting groove, support rod 600 penetrates into the first mounting groove and is connected with seat support 100, seat support 100 may be provided with a second mounting groove, the first mounting groove and the second mounting groove are communicated with each other, support rod 600 penetrates into the second mounting groove from the first mounting groove, and is fixedly connected with chassis device 500 and seat support 100. That is, the seat 100, the chassis device 500 and the support bar 600 are coaxially installed. It will be appreciated that the seat 100, the base plate 500 and the support bar 600 may be integrally formed to make the structure of the seat 100 more robust and to avoid installation variations.

In one embodiment, the plurality of chair legs 200 includes a plurality of chair legs 200, the plurality of chair legs 200 are radially arranged along the support bar 600, and the interval between every two adjacent chair legs 200 is the same. When the user sits at about the center of the seat 100, the weight of the user can be more uniformly distributed on each of the legs 200. The weighing devices 300 are multiple, and the number of the weighing devices 300 is the same as that of the chair legs 200 and corresponds to one another. When the weight of the user is uniformly distributed on each chair foot 200, each chair foot 200 presses the corresponding weighing device 300, the strain gauge 320 on each weighing device 300 collects the weight born by each chair foot 200, and the circuit board performs algorithm conversion on the weight collected by each strain gauge 320 to calculate the weight of the user. It is understood that the number of the pulleys 400 is the same as the number of the chair legs 200 and corresponds to one, and the pulleys 400 may be universal wheels.

Specifically, when a user needs to obtain weight data, the buttocks of the user are approximately seated at the center of the seat 100, the feet of the user leave the ground, the user distributes the weight to each chair foot 200 through the seat 100, each chair foot 200 extrudes the elastic body 310 on each weighing device 300, the elastic body 310 elastically deforms, the strain gauge 320 collects deformation signals of the elastic body 310 and transmits the signals to the circuit board, and the circuit board collects the deformation signals collected by each weighing device 300 and accurately calculates the weight data of the user through an algorithm.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A weighing seat is characterized by comprising a seat, seat legs, pulleys, a weighing device and a circuit board, wherein the seat legs are arranged at the bottom of the seat, the pulleys are connected to the seat legs through the weighing device, and the weighing device is positioned between the seat legs and the pulleys; the weighing device with circuit board electric connection, the circuit board is used for converting the signal that the weighing device gathered into weighing data.

2. The weighing seat of claim 1, wherein the weighing device comprises an elastic body and a strain gauge connected to the elastic body, the pulley and the seat leg are respectively connected to the elastic body, the elastic body can elastically deform when stressed, the strain gauge is used for acquiring a deformation signal of the elastic body, and the strain gauge is electrically connected to the circuit board.

3. The weighing seat of claim 2, wherein the resilient body includes a mounting portion and a deformable portion connected perpendicularly to the mounting portion, the mounting portion being connected to the pulley and the deformable portion being connected to the leg.

4. The weighing seat of claim 2, wherein the pulley comprises a body and a boss connected to the body and protruding from one side of the body; the mounting portion is provided with a groove, the boss is contained in the groove, and the deformation portion is connected to the chair leg and can elastically deform.

5. The weighing seat according to claim 4, further comprising a fastener, wherein the seat leg is provided with a limiting member, the deformation portion is connected to the seat leg through the fastener, and a part of the deformation portion abuts against the limiting member, and the limiting member can limit the lateral movement of the deformation portion.

6. A weighing chair according to any one of claims 1 to 5 further comprising chassis means connected at one end to the seat and at the other end to the legs such that the chassis means is located between the seat and the legs.

7. The weighing chair of claim 6, further comprising a support bar connected to an end of the chassis arrangement facing away from the seat, the other end of the support bar being connected to the chair foot.

8. A weighing seat according to claim 7, wherein the plurality of legs are arranged radially along the support bar and the spacing between each two adjacent legs is the same.

9. The weighing seat of claim 8, wherein the weighing device comprises a plurality of weighing devices, the number of weighing devices is the same as the number of the seat legs, and the weighing devices correspond to the seat legs in a one-to-one manner.