CN108362366B

CN108362366B - Self-generating peep-proof weighing scale with shell

Info

Publication number: CN108362366B
Application number: CN201810174208.3A
Authority: CN
Inventors: 王惠; 刘恒悦; 其他发明人请求不公开姓名
Original assignee: Huai'an Second Peoples Hospital (huai'an Renci Hospital)
Current assignee: Huai'an Second Peoples Hospital (huai'an Renci Hospital)
Priority date: 2018-03-02
Filing date: 2018-03-02
Publication date: 2021-03-05
Anticipated expiration: 2038-03-02
Also published as: CN108362366A

Abstract

The invention discloses a self-generating electricity peeping-proof weighing scale with a shell, which comprises a weighing scale and further comprises: the device comprises a shell, a handle, a positioning device and a control device, wherein the shell is provided with a containing cavity, and a peephole is formed in the upper side wall of the shell at a position corresponding to a display screen of the weighing scale; drive arrangement, it includes the footboard, the setting is incomplete gear on the footboard, with incomplete gear engaged with first gear, the second drive shaft, the pawl, the second gear, connect the rack on the personal weighing scale, the footboard articulates the outside at the shell, the one end drive connection of second drive shaft is to first gear, the lateral wall drive connection that the other end of second drive shaft passed the shell is to the pawl, seted up on the second gear with pawl matched with ratchet, second gear and rack engaged with, traditional electronic weighing scale simple structure has not only been solved in this design, built-in battery, need constantly change, be unfavorable for the problem of environmental protection, and place in the cupboard lower part, need bend waist during the use and take out the use, very inconvenient problem, and have the privacy protection function.

Description

Self-generating peep-proof weighing scale with shell

Technical Field

The invention relates to the field of weighing scales, in particular to a self-generating peep-proof weighing scale with a shell.

Background

Traditional electronic weighing scale simple structure, built-in battery need constantly change, is unfavorable for the environmental protection, does not have from the electricity generation function, and generally places in the cupboard lower part, need bend during the use and take out the use, and very inconvenient, and do not have privacy protection function, are seen the weight reading by other people easily.

Disclosure of Invention

The invention mainly aims to provide a self-generating peeping-proof weighing scale with a shell, which can solve the problems pointed out in the background technology.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:

the utility model provides a take self-generating electricity peep-proof weighing scale of shell, includes the weighing scale, still includes:

the housing is provided with a containing cavity, and a peephole is formed in the upper side wall of the housing at a position corresponding to the display screen of the body weight scale;

the driving device comprises a pedal, an incomplete gear arranged on the pedal, a first gear meshed with the incomplete gear, a second driving shaft, a pawl, a second gear and a rack connected to the body weight scale, the pedal is hinged to the outer side of the shell, one end of the second driving shaft is connected to the first gear in a driving mode, the other end of the second driving shaft penetrates through the side wall of the shell and is connected to the pawl in a driving mode, a ratchet matched with the pawl is arranged on the second gear, the second gear is meshed with the rack, and the rack is arranged in the shell in a sliding mode.

Preferably, the weighing scale further comprises a resetting device, the resetting device comprises a four-bar mechanism consisting of a first connecting bar, a second connecting bar, a third connecting bar and a fourth connecting bar, a linear generator and spring pieces, the first connecting bar and the second connecting bar are hinged on the shell, the third connecting bar and the fourth connecting bar are hinged on the weighing scale, two ends of the linear generator are respectively hinged on any two of the first connecting bar, the second connecting bar, the third connecting bar and the fourth connecting bar, and the spring pieces are arranged on any two adjacent ones of the first connecting bar, the second connecting bar, the third connecting bar and the fourth connecting bar and used for resetting the four-bar mechanism.

Preferably, the weighing scale further comprises a power generation device, wherein the power generation device comprises a wheel and a rotary generator, the wheel is rotatably arranged on the weighing scale and is used for driving the rotary generator to rotate, and the wheel abuts against the bottom wall of the shell or the ground.

Preferably, the wheel is coaxially provided with a drive gear which is drivingly connected to the rotary generator.

Preferably, the bottom wall of the housing is provided with a rolling groove for accommodating the wheel to pass through, and the wheel is abutted against the ground through the rolling groove.

Compared with the prior art, the invention has the advantages that: traditional electronic weighing scale simple structure has not only been solved in this design, built-in battery, need constantly change, be unfavorable for the problem of environmental protection, and place in the cupboard lower part, need bend over during the use and take out the use, very inconvenient problem, and have privacy protection function, be difficult to see the weight reading by other people, this design can be fixed and place in the cupboard lower part, save space, during the use, only need step on the footboard, stretch out weighing scale, generate electricity simultaneously and provide the required electric energy of measurement weight, and it can select to have privacy protection mode and non-privacy protection mode, more do benefit to protection weight privacy, do not need to bend over and take, and is convenient and fast, interesting environmental protection.

Drawings

Fig. 1 is a first structural schematic diagram of a self-generating peep-proof weighing scale with a shell, provided by the invention;

FIG. 2 is a partial enlarged view of the self-generating peeping-proof weighing scale with a shell in FIG. 1;

fig. 3 is a schematic structural diagram of a self-generating peeping-proof weighing scale with a housing according to the present invention;

fig. 4 is a schematic structural diagram three of a self-generating peeping-proof weighing scale with a housing provided by the invention;

fig. 5 is a schematic structural diagram of a self-generating peeping-proof weighing scale with a housing, which is provided by the invention;

fig. 6 is a schematic structural diagram five of a self-generating peeping-proof weighing scale with a housing provided by the invention;

fig. 7 is a partial enlarged view of fig. 2 at C.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in FIGS. 1-6, one embodiment of the present invention: the utility model provides a take self-generating electricity peep-proof weighing scale 12 of shell 10, includes weighing scale 12, still includes:

a housing 10 having a receiving cavity, wherein a peephole 11 is formed on an upper side wall of the housing 10 at a position corresponding to a display screen of the weight scale 12;

the driving device comprises a pedal 20, an incomplete gear 21 arranged on the pedal 20, a first gear 22 meshed with the incomplete gear 21, a second driving shaft 23, a pawl 24, a second gear 25 and a rack 26 connected to the weighing scale 12, wherein the pedal 20 is hinged on the outer side of the shell 10, one end of the second driving shaft 23 is connected to the first gear 22 in a driving mode, the other end of the second driving shaft 23 penetrates through the side wall of the shell 10 to be connected to the pawl 24 in a driving mode, a ratchet wheel matched with the pawl 24 is arranged on the second gear 25, the second gear 25 is meshed with the rack 26, and the rack 26 is slidably arranged in the shell 10.

Preferably, the weighing scale 12 further comprises a resetting device, which comprises a four-bar linkage mechanism consisting of a first bar 31, a second bar 32, a third bar 33 and a fourth bar 34, a linear generator 30 and a spring leaf 35, wherein the first bar 31 and the second bar 32 are both hinged on the housing 10, the third bar 33 and the fourth bar 34 are both hinged on the weighing scale 12, two ends of the linear generator 30 are respectively hinged on any two of the first bar 31, the second bar 32, the third bar 33 and the fourth bar 34, and any two adjacent bars of the first bar 31, the second bar 32, the third bar 33 and the fourth bar 34 are provided with the spring leaf 35 for resetting the four-bar linkage mechanism.

Preferably, the weighing scale 12 further comprises a power generation device, which comprises a wheel 40 rotatably disposed on the weighing scale 12 and a rotary generator 42, wherein the wheel 40 is used for driving the rotary generator 42 to rotate, and the wheel 40 abuts against the bottom wall or the ground of the housing 10.

Preferably, the wheel 40 is coaxially provided with a driving gear which is drivingly connected to the rotary generator 42 by a first driving shaft 41.

Preferably, a rolling groove for accommodating the wheel 40 is formed in the bottom wall of the housing 10, and the wheel 40 is pressed against the ground through the rolling groove.

When in work:

1. referring to fig. 1, which is a top view of the initial operating state, the pedal 20 is not depressed, and the scale 12 is not extended;

2. referring to fig. 2, 4 and 6, when the pedal 20 is pressed, the pedal 20 drives the incomplete gear 21 to rotate, the first gear 22 is driven to rotate, the first gear 22 drives the pawl 24 to rotate through the second driving shaft 23, the pawl 24 drives the second gear 25 to rotate through the ratchet wheel, and the second gear 25 is combined with the rack 26 fixedly connected to the weighing scale 12, so that the weighing scale 12 is driven to extend for a certain distance. When the pedal 20 is released, the pedal 20 is reset due to the action of the torsion spring in the hinge of the pedal 20, the incomplete gear 21, the first gear 22 and the pawl 24 are driven to rotate reversely, but the pawl 24 does not drive the second gear 25 to rotate, so that the body weight scale 12 is not retracted. The pedal 20 is continuously stepped on and released, so that the body weight scale 12 is continuously extended, the display screen of the body weight scale 12 is not separated from the shell 10, the body weight reading can be vertically and downwards observed through the peephole 11 in the upper part of the shell 10, and people can not see the body weight reading, so that certain privacy protection is achieved. In the process of extending the body weight scale 12, the bottom wheel 40 rotates to drive the rotary generator 42 to generate electricity, the connecting rod drives the linear generator 30 to generate electricity to charge the battery, the electricity consumption of the body weight is ensured to be measured, and meanwhile, the spring piece 35 on the connecting rod is applied with elastic potential energy by the movement of the connecting rod;

3. referring to fig. 5, the pedal 20 is depressed again to extend the scale 12 a further distance such that the display screen is completely clear of the housing 10, in which condition the weight reading is visible from all angles around;

4. referring to fig. 2 and 4, when the weight scale 12 is reset, the pedal 20 is lifted by foot to disengage the incomplete gear 21 from the first gear 22, at this time, the counteracting effect of the pedal 20 on the resilient force of the spring leaf 35 on the link disappears, the link contracts due to the spring leaf 35 on the link, the weight scale 12 is pulled back into the housing 10, the pedal 20 is released to automatically reset, the operation process is finished, and the next weight measurement is waited.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a take self-generating electricity peep-proof weighing scale of shell, includes weighing scale (12), its characterized in that still includes: the body weight scale comprises a shell (10) and a handle, wherein the shell (10) is provided with a containing cavity, and a peephole (11) is formed in the upper side wall of the shell (10) corresponding to the position of a display screen of the body weight scale (12); the driving device comprises a pedal (20), an incomplete gear (21) arranged on the pedal (20), a first gear (22) meshed with the incomplete gear (21), a second driving shaft (23), a pawl (24), a second gear (25) and a rack (26) connected to the body weight scale (12), the pedal (20) is hinged on the outer side of the shell (10), one end of the second driving shaft (23) is connected to the first gear (22) in a driving mode, the other end of the second driving shaft (23) penetrates through the side wall of the shell (10) to be connected to the pawl (24) in a driving mode, the second gear (25) is provided with a ratchet wheel matched with the pawl (24), the second gear (25) is meshed with the rack (26), and the rack (26) is slidably arranged in the shell (10); the device also comprises a resetting device which comprises a four-bar mechanism consisting of a first connecting bar (31), a second connecting bar (32), a third connecting bar (33) and a fourth connecting bar (34), a linear generator (30) and a spring piece (35), wherein the first connecting bar (31) and the second connecting bar (32) are hinged on the shell (10), the third connecting bar (33) and the fourth connecting bar (34) are hinged on the body weight scale (12), two ends of the linear generator (30) are respectively hinged on any two of the first connecting bar (31), the second connecting bar (32), the third connecting bar (33) and the fourth connecting bar (34), the spring piece (35) is arranged on any two adjacent ones of the first connecting bar (31), the second connecting bar (32), the third connecting bar (33) and the fourth connecting bar (34), used for resetting the four-bar linkage; the power generation device comprises wheels (40) and a rotary generator (42), wherein the wheels (40) are rotatably arranged on the weighing scale (12), the wheels (40) are used for driving the rotary generator (42) to rotate, and the wheels (40) are abutted against the bottom wall of the shell (10) or the ground; the wheel (40) is coaxially provided with a drive gear which is drivingly connected to the rotary generator (42) by a first drive shaft (41).

2. The self-generating electricity peeping-proof weighing scale with the shell according to claim 1, characterized in that: the bottom wall of the shell (10) is provided with a rolling groove for accommodating the wheel (40) to pass through, and the wheel (40) is abutted to the ground through the rolling groove.