CN111366230A - Electronic scale and weighing apparatus - Google Patents

Abstract

The present invention provides an electronic scale and a weighing device, wherein the electronic scale comprises a display housing and a display screen, wherein the display housing has a light-transmissive arc-shaped plate portion, wherein the inner side of the arc-shaped plate portion has an arc-shaped first mounting surface, and the display surface of the display screen is an arc-shaped surface, and the display surface is fitted with the first mounting surface. When an image displayed on the display screen is observed through the display housing, since the display surface and the first mounting surface are seamlessly fitted, no cavity is formed between the display surface and the first mounting surface, thereby reducing the influence of factors such as air refraction and reflection on the display effect, and the brightness of the image displayed on the display screen is uniform, the image clarity is high, and the display effect is good.

Description

Electronic scales and weighing equipment

technical field

The invention relates to the technical field of weighing, in particular to an electronic scale and weighing equipment.

Background technique

Electronic scale is a kind of weighing instrument, which is a tool for measuring the mass of an object using Hooke's law or the principle of lever balance of force. According to the structural principle, it can be divided into three categories: mechanical scales, electronic scales, and electromechanical scales. Electronic scales are easy to operate during weighing, and the weighing data can be directly viewed by the measurer, which is easy to obtain data, has high convenience, and is widely used. The panel of the electronic scale has a flat panel or a curved panel, and the weighing data can be observed through the panel.

After research, it is found that the existing electronic scales with curved panels have the following shortcomings:

Image display is poor.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an electronic scale and a weighing device, which can improve the image display effect of an electronic scale with a curved panel.

Embodiments of the present invention are implemented as follows:

In a first aspect, an embodiment of the present invention provides an electronic scale, including:

Display casing and display screen, the display casing has a light-transmitting arc-shaped plate portion, the inner side of the arc-shaped plate portion has an arc-shaped first installation surface, the display surface of the display screen is an arc-shaped surface, and the display surface is attached to the first installation surface. combine.

In an optional embodiment, an installation groove is provided on the inner side of the arc-shaped plate portion, the bottom wall of the groove of the installation groove is set as the first installation surface, and the display screen is embedded in the installation groove.

In an optional embodiment, the display screen includes a first circuit board, a first LED light, a LED frame and a first light-transmitting film, the first LED light is electrically connected to the first circuit board, and the LED frame is connected to the first circuit board , the first led light is located in the light-transmitting hole of the led frame, the board surface of the led frame away from the first circuit board is an arc-shaped second mounting surface, the first light-transmitting film is attached to the second mounting surface, and the first transparent The light film is attached to the first installation surface, and the side of the first light transmission film away from the first installation surface is the display surface.

In an optional embodiment, the electronic scale further includes a bottom case, the display case is connected with the bottom case and the two define an accommodating space, and the display screen is arranged in the accommodating space.

In an optional embodiment, the electronic scale further includes a first elastic member, the first elastic member is disposed on the bottom case, and the first elastic member abuts against the bottom case and the display screen at the same time, so as to make the display screen close to the display shell the trend of.

In an optional embodiment, the electronic scale is further provided with a key assembly, and the key assembly is disposed in the accommodating space.

In an optional embodiment, the electronic scale further includes a second elastic member, the second elastic member is arranged on the bottom case, and the second elastic member is abutted against the bottom case and the key assembly at the same time, so as to make the key assembly close to the display casing the trend of.

In an optional embodiment, the button assembly includes a second circuit board, a second LED lamp, a lampshade and a second light-transmitting film, the second LED lamp is electrically connected to the second circuit board, the lampshade is connected to the second circuit board, and the second LED lamp is electrically connected to the second circuit board. Two led lamps are located in the lampshade; the second light-transmitting film is connected with the lampshade to close the opening of the lampshade away from the second circuit board; the display casing is provided with a light-transmitting part corresponding to the key assembly.

In an optional embodiment, a positioning groove is provided on the inner side of the light-transmitting portion, and the second light-transmitting film is located in the positioning groove.

In a second aspect, an embodiment of the present invention provides a weighing device, which includes:

The electronic scale of any of the preceding embodiments.

The beneficial effects of the embodiments of the present invention are:

In summary, this embodiment provides an electronic scale, the display casing of the electronic scale has an arc-shaped plate portion, the inner wall of the arc-shaped plate portion has an arc-shaped first installation surface, and the display surface of the display screen is an arc-shaped surface, When the display screen is assembled with the display housing, the display surface of the display screen is attached to the curved first installation surface, and there is no gap between the display screen and the first installation surface, or the gap between the display screen and the first installation surface is everywhere. equal and essentially zero. When viewing the image displayed on the display screen through the display casing, since the display surface and the first installation surface are seamlessly attached, no cavity is formed between the display surface and the first installation surface, which reduces factors such as air refraction and reflection Influence on the display effect, the brightness of the image displayed on the display screen is uniform, the image clarity is high, and the display effect is good.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention, and therefore do not It should be regarded as a limitation of the scope, and for those of ordinary skill in the art, other related drawings can also be obtained according to these drawings without any creative effort.

1 is a schematic diagram of an exploded structure of an electronic scale according to an embodiment of the present invention;

2 is a schematic diagram of an assembly structure of an electronic scale according to an embodiment of the present invention;

Fig. 3 is the sectional structure schematic diagram of A-A in Fig. 2;

4 is a schematic structural diagram of a display casing according to an embodiment of the present invention;

5 is a schematic diagram of an assembly structure of a display screen according to an embodiment of the present invention;

6 is a schematic diagram of an assembly structure of an LED frame according to an embodiment of the present invention;

7 is a schematic diagram of an assembly structure of a key assembly according to an embodiment of the present invention;

FIG. 8 is a schematic cross-sectional structural diagram of B-B in FIG. 2 .

icon:

001-electronic scale; 100-display shell; 110-arc plate part; 111-first installation surface; 113-installation slot; 130-positioning slot; 150-transparent part; 300-display screen; 310-first circuit Board; 330-first led light; 350-led frame; 351-light-transmitting hole; 353-second mounting surface; 370-first light-transmitting film; 371-display surface; 500-bottom case; 510-first contact Holding part; 530-second abutting part; 600-first elastic part; 700-key assembly; 710-second circuit board; 730-second led light; 750-lampshade; 770-second transparent film; 800 - Second elastic; 900 - Tray.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.

Thus, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship that the product of the invention is usually placed in use, only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying The device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", "third", etc. are only used to differentiate the description and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that a component is required to be absolutely horizontal or overhang, but rather may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise expressly specified and limited, the terms "arranged", "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection, It can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

At present, some electronic scales with special shapes on the market have a curved surface shell outside the LED display screen, and it is necessary to observe the image information displayed by the LED display screen through the curved surface shell. Since the LED display screen is a flat plate structure, after the LED display screen is matched with the curved surface shell, when the flat surface of the LED display screen is attached to the curved surface of the curved surface shell, the distance between the LED display screen and the curved surface shell is It is large in the middle, and then gradually decreases toward the surrounding area, and even there is a gap between the curved surface shell and the edge of the LED display due to poor coordination, which eventually causes the fonts in the middle of the LED display to be blurred, and the fonts in the middle and the The font brightness on the edges is uneven and the display is not good.

Please refer to FIG. 1 . In view of this, this embodiment provides an electronic scale 001 . The electronic scale 001 can be used alone or in conjunction with other equipment. When the electronic scale 001 is used, the display screen 300 can be observed through the display casing 100 . When the displayed image is displayed, the image brightness is uniform, the definition is high, and the display effect is good.

1-3, in this embodiment, the electronic scale 001 includes a display casing 100 and a display screen 300, the display casing 100 has a light-transmitting arc-shaped plate portion 110, and the inner side of the arc-shaped plate portion 110 has an arc-shaped first An installation surface 111 , the display surface 371 of the display screen 300 is an arc surface, and the display surface 371 is attached to the first installation surface 111 .

The display casing 100 of the electronic scale 001 has an arc-shaped plate portion 110 , the inner wall of the arc-shaped plate portion 110 has an arc-shaped first mounting surface 111 , the display surface 371 of the display screen 300 is an arc-shaped surface, and the display screen 300 and the display casing are When 100 is assembled, the display surface 371 of the display screen 300 is attached to the curved first mounting surface 111 , and there is no gap between the display screen 300 and the first mounting surface 111 , or between the display screen 300 and the first mounting surface 111 The gap is equal everywhere and essentially zero. When the image displayed on the display screen 300 is observed through the display housing 100, since the display surface 371 and the first installation surface 111 are seamlessly attached, no cavity is formed between the display surface 371 and the first installation surface 111, which reduces the reduction in the size of the display. Factors such as air refraction and reflection affect the display effect. When the image displayed on the display screen 300 is observed through the arc-shaped plate portion 110, the image brightness is uniform, the image clarity is high, and the display effect is good. At the same time, the display screen 300 and the arc-shaped plate portion 110 are seamlessly attached, and there is no light leakage, which further improves the display effect.

Referring to FIG. 4 , in this embodiment, optionally, the display housing 100 is an annular structure, the entire display housing 100 may be an arc-shaped plate structure, or a portion of the display housing 100 may be an arc-shaped plate portion 110 . plate structure. The distance between the outer wall of the arc-shaped plate portion 110 on the display housing 100 and the first mounting surface 111 is equal everywhere. On the installation surface 111, the two are seamlessly attached, and the distance between the display surface 371 and the outer wall corresponding to the arc-shaped plate portion 110 is equal everywhere, reducing the thickness of the arc-shaped plate portion 110 itself is for the operator to observe the display screen 300. Impact. At the same time, it is also convenient to process and manufacture the arc-shaped plate portion 110 . Obviously, in other embodiments, the distance between the outer wall of the arc-shaped plate portion 110 and the first installation surface 111 may not be equal everywhere.

Further, the inner side of the arc-shaped plate portion 110 is provided with an installation groove 113 , and the bottom wall of the installation groove 113 is the first installation surface 111 . The shape of the installation slot 113 can be set as required, and only needs to match the outer contour of the part of the display screen 300 inserted into the installation slot 113 , which is not specifically limited in this embodiment. In addition, the depth of the installation groove 113 can be set as required, which not only satisfies the positioning of the display screen 300 but also does not easily affect the strength of the arc-shaped plate portion 110 .

In this embodiment, optionally, the rest of the display housing 100 except the arc-shaped plate portion 110 may be made of black or dark translucent plastic. When the display housing 100 is not illuminated by light, the parts that are blocked by the display housing 100 It is not easy to be directly seen by users, which increases the sense of mystery. In addition, the overall color of the display casing 100 can be set to be the same, so that when the electronic scale 001 is not in use, the user cannot know the location of the display screen 300 by looking directly at the electronic scale 001, which further increases the mystery of the electronic scale 001. When weighing, the display screen 300 works, the position of the display screen 300 is lit, so as to illuminate the arc-shaped plate portion 110 , and the user can view the measurement data from the position of the arc-shaped plate portion 110 .

In other words, the switch component of the electronic scale 001 includes a pressure sensor. When an item is placed on the electronic scale 001 , the pressure sensor detects the weight of the item and turns on the electronic scale 001 , thereby displaying the measured data on the display screen 300 .

Of course, in other embodiments, the electronic scale 001 can also be turned on or off by means of buttons, touch keys, or the like.

In addition, a symbol can be set at the position of the curved plate portion 110 corresponding to the display screen 300, so that the user can clearly know the position of the display screen 300, which is convenient for the user to quickly adjust the relative positional relationship with the electronic scale 001, thereby facilitating the Observed. Of course, the symbols of other function keys of the electronic scale 001 can also be directly set on the display casing 100 for the user to use directly.

It should be noted that the symbols provided on the display housing 100 may be formed by silk screen printing or etching.

Please continue to refer to FIG. 4 , optionally, the display casing 100 is further provided with a positioning groove 130 , and the positioning groove 130 and the installation groove 113 are spaced apart in the circumferential direction of the display casing 100 . The depth, shape and size of the positioning groove 130 are not specifically limited in this embodiment. The portion of the display housing 100 corresponding to the positioning groove 130 is set as the deformable light-transmitting portion 150 , in other words, the inner side of the light-transmitting portion 150 is the groove bottom of the positioning groove 130 .

Please refer to FIG. 1 , FIG. 5 and FIG. 6 . In this embodiment, optionally, the display screen 300 includes a first circuit board 310 , a first LED lamp 330 , an LED frame 350 and a first light-transmitting film 370 . The lamp 330 is electrically connected to the first circuit board 310 , the LED frame 350 is connected to the first circuit board 310 , the first LED lamp 330 is located in the light-transmitting hole 351 of the LED frame 350 , and the LED frame 350 is far away from the surface of the first circuit board 310 The arc-shaped second mounting surface 353, the first light-transmitting film 370 is attached to the second mounting surface 353, the first light-transmitting film 370 is attached to the first mounting surface 111, and the first light-transmitting film 370 is away from the first mounting surface 353. One side of the mounting surface 111 is the display surface 371 . The curvature of the second mounting surface 353 is equal to the curvature of the first mounting surface 111 . In other words, after the first light-transmitting film 370 is attached to the second mounting surface 353 , the shape of the first light-transmitting film 370 is the same as that of the second mounting surface 370 . The shape of the surface 353 is the same, and the side of the first light-transmitting film 370 away from the second mounting surface 353 is an arc-shaped display surface 371. After the first light-transmitting film 370 is attached to the first mounting surface 111, the first light-transmitting There is no gap between the film 370 and the first mounting surface 111, which is a seamless fit, thereby improving the display effect.

Referring to FIG. 1 , in this embodiment, optionally, the electronic scale 001 further includes a bottom case 500 , the display case 100 and the bottom case 500 are detachably connected, and the two form a groove structure for accommodating the components of the electronic scale 001 . The side of the outer casing 100 facing away from the bottom casing 500 is open, that is, the slot of the slot structure, and the tray 900 can be installed at the slot position. It is difficult for impurities such as dust to enter the inside of the slot structure from the slot, and it is not easy to contaminate the components arranged in the slot structure.

Optionally, the bottom case 500 is provided with a first abutting portion 510 and a second abutting portion 530 , and both the first abutting portion 510 and the second abutting portion 530 may be protruded from the inner bottom wall of the bottom case 500 . bump.

Optionally, the electronic scale 001 further includes a first elastic member 600 , and the first elastic member 600 is disposed between the first circuit board 310 and the first abutting portion 510 , and is used to make the display screen 300 tend to approach the display housing 100 , so that the display surface 371 of the display screen 300 is always kept in contact with the first installation surface 111 , so that the two are always kept in a state of seamless contact, and the display effect is improved.

It should be noted that, the first elastic member 600 may be a spring, a rubber pad or a sponge pad or the like.

Please refer to FIG. 1 , FIG. 7 and FIG. 8 , optionally, the electronic scale 001 further includes a button assembly 700 and a second elastic member 800 . The key assembly 700 is embedded in the positioning groove 130 , the second elastic member 800 is disposed between the mounting assembly and the bottom case 500 , and the second elastic member 800 is used to make the key assembly 700 tend to approach the display case 100 .

Optionally, the button assembly 700 includes a second circuit board 710, a second LED lamp 730, a lampshade 750 and a second light-transmitting film 770, the second LED lamp 730 is electrically connected to the second circuit board 710, and the lampshade 750 is connected to the second circuit The board 710 is connected, and the second LED lamp 730 is located in the lamp cover 750 ; the second light-transmitting film 770 is connected with the lamp cover 750 to close the opening of the lamp cover 750 away from the second circuit board 710 . The button is installed between the display case 100 and the bottom case 500 , the second elastic member 800 is located between the second circuit board 710 and the second abutting portion 530 , and the second elastic member 800 keeps the second light-transmitting film 770 abutting all the time. The state on the groove bottom wall of the positioning groove 130 . It should be noted that, the groove bottom wall of the positioning groove 130 is seamlessly attached to the second light-transmitting film 770, thereby improving the display effect. After the electronic scale 001 is turned on, the key assembly 700 is illuminated, so that it is convenient for the user to use.

It should be noted that the translucent portion 150 is provided with symbols corresponding to the functions of the key assembly 700 . In addition, the light-transmitting portion 150 may not be provided with symbols, and only the corresponding symbols may be provided on the second light-transmitting film 770. After the electronic scale 001 is turned on, the button assembly 700 is illuminated, and the symbols on the second light-transmitting film 770 can be displayed. The operator observes and operates the key.

It should be noted that the second elastic member 800 may be a spring, a rubber pad, or a sponge pad, or the like.

In addition, the number of key assemblies 700 may be one or more, and a plurality of key assemblies 700 are arranged at intervals in the circumferential direction of the display housing 100 . In this embodiment, the number of the button assemblies 700 is two, and the two button assemblies 700 are respectively located on both sides of the display screen 300 in the circumferential direction of the display casing 100 .

In the electronic scale 001 provided in this embodiment, the display housing 100 has an arc-shaped structure, and the display surface 371 of the display screen 300 is an arc-shaped surface. , when the image displayed on the display screen 300 is observed through the display casing 100, the display brightness of the image is uniform, the definition is high, and the display effect is good.

This embodiment also provides a weighing device, including the electronic scale 001 described above. When the electronic scale 001 is used, the image displayed on the display screen 300 has uniform brightness, high definition and good display effect.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. An electronic scale, comprising:

display housing and display screen, display housing has non-light tight arc board, the inboard of arc board has curved first installation face, the display surface of display screen is the arcwall face, the display surface with the laminating of first installation face.

2. An electronic scale according to claim 1, characterized in that:

the inner side of the arc-shaped plate portion is provided with a mounting groove, the bottom wall of the mounting groove is provided with a first mounting surface, and the display screen is embedded into the mounting groove.

3. An electronic scale according to claim 1, characterized in that:

the display screen comprises a first circuit board, a first LED lamp, an LED frame and a first light-transmitting film, the first LED lamp is electrically connected with the first circuit board, the LED frame is connected with the first circuit board, the first LED lamp is located in a light-transmitting hole of the LED frame, the LED frame is far away from the surface of the first circuit board is an arc-shaped second mounting surface, the first light-transmitting film is attached to the first mounting surface, and the first light-transmitting film is far away from one surface of the first mounting surface.

4. An electronic scale according to claim 1, characterized in that:

the electronic scale further comprises a bottom shell, the display shell is connected with the bottom shell, the display shell and the bottom shell define an accommodating space, and the display screen is arranged in the accommodating space.

5. An electronic scale according to claim 4, wherein:

the electronic scale further comprises a first elastic piece, the first elastic piece is arranged on the bottom shell, and the first elastic piece is simultaneously abutted against the bottom shell and the display screen and used for enabling the display screen to generate a trend of being close to the display shell.

6. An electronic scale according to claim 4, wherein:

the electronic scale is further provided with a key assembly, and the key assembly is arranged in the accommodating space.

7. An electronic scale according to claim 6, wherein:

the electronic scale further comprises a second elastic piece, the second elastic piece is arranged on the bottom shell, and the second elastic piece is simultaneously abutted against the bottom shell and the key assembly and used for enabling the key assembly to generate a trend of approaching the display shell.

8. An electronic scale according to claim 6, wherein:

the key assembly comprises a second circuit board, a second LED lamp, a lampshade and a second light-transmitting film, the second LED lamp is electrically connected with the second circuit board, the lampshade is connected with the second circuit board, and the second LED lamp is positioned in the lampshade; the second light-transmitting film is connected with the lampshade so as to seal an opening of the lampshade, which is far away from the second circuit board; the display shell is provided with a light-transmitting part corresponding to the key assembly.

9. An electronic scale according to claim 8, wherein:

the inner side of the light transmission part is provided with a positioning groove, and the second light transmission film is positioned in the positioning groove.

10. A weighing apparatus, characterized in that the weighing apparatus comprises:

an electronic scale according to any one of claims 1-9.

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