CN210664746U

CN210664746U - Electronic scale with anti-overload function

Info

Publication number: CN210664746U
Application number: CN201921792921.0U
Authority: CN
Inventors: 宋伟刚
Original assignee: Wuxi Huahengte Technology Co Ltd
Current assignee: Wuxi Huahengte Technology Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-02
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses an electronic scale with overload prevention function, including base and the tray of weighing, the display screen is installed to the left rear end inboard of base, and the right rear end inboard of base is provided with the button operation panel, the inboard fixedly connected with connecting block of lower extreme of base, and the downside of connecting block installs the sucking disc, the inside upper surface of base is provided with pressure sensor, and pressure sensor's last fixed surface is connected with first spring, the inside fixedly connected with backup pad of base, and the inside of backup pad has seted up the through hole, the tray of weighing is located the upper surface of pressure pole, and the inboard upper surface of the tray of weighing is provided with the silica gel piece, the outer end downside of the tray of weighing is connected with the fixed block. This electronic scale with anti-overload function can play the cushioning effect to the electronic scale, and can be convenient for prevent that electronic scale overload article to the phenomenon that turns on one's side can prevent to appear in the electronic scale.

Description

Electronic scale with anti-overload function

Technical Field

The utility model relates to an electronic scale technical field specifically is an electronic scale with anti-overload function.

Background

The electronic scale is a weighing device which utilizes pressure applied to a sensor by an object and then obtains weight data by combining an electronic technology and a computer technology, and has wide application range, such as household weighing, commercial weighing, industrial weighing and the like;

the existing electronic scale is easy to cause damage to the electronic scale when articles with overlarge weight are placed, and cannot avoid the condition that the electronic scale and the articles are damaged due to the fact that the electronic scale turns over, so that the electronic scale with the overload prevention function is provided, and the problem provided in the method is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic scale with anti-overload function to solve the current electronic scale that proposes in the above-mentioned background art, place the damage that too big article of weight easily lead to the electronic scale, and can not avoid the electronic scale to take place to turn on one's side, cause the problem of the condition that electronic scale itself and article take place the damage.

In order to achieve the above object, the utility model provides a following technical scheme: an electronic scale with an overload prevention function comprises a base and a weighing tray, wherein a display screen is arranged on the inner side of the left rear end of the base, and the inner side of the right rear end of the base is provided with a key operating board, the inner side of the lower end of the base is fixedly connected with a connecting block, a sucker is arranged at the lower side of the connecting block, a pressure sensor is arranged on the upper surface inside the base, a first spring is fixedly connected with the upper surface of the pressure sensor, and the upper side of the first spring is connected with a pressure rod, the inside of the base is fixedly connected with a supporting plate, a through hole is arranged in the supporting plate, the weighing tray is positioned on the upper surface of the pressure rod, a silica gel block is arranged on the upper surface of the inner side of the weighing tray, a fixed block is connected with the lower side of the outer end of the weighing tray, and the inside of fixed block is provided with the second spring to the internal connection of fixed block has the stopper.

Preferably, the surface of the key operation board protrudes out of the surface of the base, the sucking disc is attached to the base, and the sucking disc and the pressure rod are symmetrically arranged relative to the base.

Preferably, the outer side of the pressure rod is connected with the base in a clamping mode, and the pressure rod and the through holes are arranged in a one-to-one correspondence mode.

Preferably, the lower end of the pressure rod is positioned at the inner side of the through hole, and the cross section of the lower end of the pressure rod is smaller than that of the through hole.

Preferably, pressure pole and the tray of weighing are integrated structure with stopper and fixed block respectively, and the silica gel piece is connected through the mode of pasting with the tray of weighing to the silica gel piece evenly sets up on the tray of weighing.

Preferably, the limiting blocks and the pressure rods are arranged at equal intervals, and the fixing blocks and the limiting blocks form a telescopic structure.

Compared with the prior art, the beneficial effects of the utility model are that: the electronic scale with the overload prevention function can buffer the electronic scale, can conveniently prevent the electronic scale from overloading objects, and can prevent the electronic scale from turning over;

1. the automatic weighing device is provided with a base, a connecting block, a sucker and a pressure rod, wherein the sucker connected with the connecting block through the inner side of the lower end of the base and the pressure rod and the fixed block connected with the lower side of the weighing tray are respectively clamped with the base and the limiting block, so that the phenomenon of side turning of the electronic scale is prevented conveniently;

2. the electronic scale is provided with a pressure sensor, a first spring, a pressure rod and a weighing tray, and the electronic scale can be buffered by the first spring connected between the pressure sensor and the pressure rod and the second spring arranged between the limiting block and the fixed block;

3. the pressure rod, the supporting plate and the through hole are arranged, the cross sectional area of the lower end of the pressure rod is gradually reduced, the area of the through hole in the supporting plate is smaller than the cross sectional area of the upper end of the pressure rod, and the electronic scale is prevented from overloading through the through hole, so that the electronic scale is damaged.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural view of a front-view section and a side-view section of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the base and the connecting block in front view;

fig. 4 is the utility model discloses the stopper is connected with the fixed block and overlooks the section structure schematic diagram.

In the figure: 1. a base; 2. a display screen; 3. a key operation panel; 4. connecting blocks; 5. a suction cup; 6. a pressure sensor; 7. a first spring; 8. a pressure lever; 9. a support plate; 10. a through hole; 11. a weighing tray; 12. a silica gel block; 13. a limiting block; 14. a second spring; 15. and (5) fixing blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an electronic scale with an overload prevention function comprises a base 1, a display screen 2, a key operation board 3, a connecting block 4, a sucker 5, a pressure sensor 6, a first spring 7, a pressure rod 8, a supporting plate 9, a through hole 10, a weighing tray 11, a silica gel block 12, a limiting block 13, a second spring 14 and a fixing block 15, wherein the display screen 2 is installed on the inner side of the left rear end of the base 1, the key operation board 3 is arranged on the inner side of the right rear end of the base 1, the connecting block 4 is fixedly connected to the inner side of the lower end of the base 1, the sucker 5 is installed on the lower side of the connecting block 4, the pressure sensor 6 is arranged on the upper surface inside the base 1, the first spring 7 is fixedly connected to the upper surface of the pressure sensor 6, the pressure rod 8 is connected to the upper side of the first spring 7, the supporting plate 9 is fixedly connected to the inside of, the weighing tray 11 is positioned on the upper side of the base 1, a silica gel block 12 is arranged on the upper surface of the inner side of the weighing tray 11, a fixed block 15 is connected to the lower side of the outer end of the weighing tray 11, a second spring 14 is arranged inside the fixed block 15, and a limiting block 13 is connected inside the fixed block 15;

as shown in fig. 1, 2 and 3, the surface of the key operation panel 3 protrudes from the surface of the base 1, the suction cup 5 is attached to the base 1, and the suction cup 5 and the pressure rod 8 are symmetrically arranged with respect to the base 1, so that the electronic scale can be conveniently used through the key operation panel 3, as shown in fig. 2, the outer side of the pressure rod 8 is connected with the base 1 in a clamping manner, and the pressure rods 8 are correspondingly arranged with the through holes 10 one by one, so that the pressure rods 8 can be conveniently limited through the base 1;

the lower end of the pressure rod 8 is located on the inner side of the through hole 10 in the drawing 2, the cross section of the lower end of the pressure rod 8 is smaller than that of the through hole 10, the electronic scale is prevented from being overloaded through the pressure rod 8 conveniently, the pressure rod 8 and the weighing tray 11 are integrated with the limiting block 13 and the fixing block 15 respectively in the drawing 2 and the drawing 3, the silica gel block 12 is connected with the weighing tray 11 in a pasting mode, the silica gel block 12 is uniformly arranged on the weighing tray 11, the weighing tray 11 is convenient to limit, the friction force inside the weighing tray 11 is increased through the silica gel block 12, the limiting block 13 and the pressure rod 8 are arranged at equal intervals in the drawing 2, the drawing 3 and the drawing 4, the fixing block 15 and the limiting block 13 form a telescopic structure, and the pressure sensor 6 is convenient to buffer.

The working principle is as follows: when the electronic scale with the overload prevention function is used, as shown in figure 1, figure 2 and figure 4, an object is placed on the inner side of a weighing tray 11, the key operation board 3 is operated to conveniently display the weight data of the object on a display screen 2, because the instant impact force is far greater than the maximum weighing of the object when a strong impact load is carried, a fixed block 15 connected with the lower end of the weighing tray 11 forms a telescopic structure with a limiting block 13 under the action of a second spring 14, and a pressure rod 8 connected with the lower end of the weighing tray 11 is connected with a pressure sensor 6 through a first spring 7, so that the electronic scale can be buffered, as shown in figure 1, figure 2 and figure 4, the friction force between the weighing tray 11 and the object is conveniently increased through the arrangement of a silica gel block 12 to avoid the object from sliding, because the pressure rod 8 is fixedly connected with the limiting block 13, the pressure rod 8 and the fixed block 15 are respectively connected with a base 1 and the limiting block 13 in a clamping way, fixed block 15 and tray 11 fixed connection weigh, thereby be convenient for carry on spacingly to tray 11 weighs, under the effect of connecting sucking disc 5 through connecting block 4 downside, thereby be convenient for prevent that the phenomenon of turning on one's side from appearing in the electronic scale, as shown in fig. 2, because the inside cross-sectional area of seting up through hole 10 of backup pad 9 is greater than the lower extreme cross-sectional area of pressure pole 8, be less than the upper end cross-sectional area of pressure pole 8, thereby make the electronic scale have the overload prevention function through hole 10, avoid article overload to the electronic scale damage, just so that accomplish a series of operations of this electronic scale with overload prevention function, the content of not making detailed description in this specification belongs to the prior art that technical personnel publicly.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An electronic scale with overload prevention function comprises a base (1) and a weighing tray (11), and is characterized in that: the multifunctional weighing machine is characterized in that a display screen (2) is installed on the inner side of the left rear end of the base (1), a key operation board (3) is arranged on the inner side of the right rear end of the base (1), a connecting block (4) is fixedly connected to the inner side of the lower end of the base (1), a sucker (5) is installed on the lower side of the connecting block (4), a pressure sensor (6) is arranged on the upper surface of the inner portion of the base (1), a first spring (7) is fixedly connected to the upper surface of the pressure sensor (6), a pressure rod (8) is connected to the upper side of the first spring (7), a supporting plate (9) is fixedly connected to the inner portion of the base (1), a through hole (10) is formed in the inner portion of the supporting plate (9), the weighing tray (11) is located on the upper side of the base (1), a silica gel block (12) is arranged on the upper surface of the inner side of, and the inside of fixed block (15) is provided with second spring (14) to the internal connection of fixed block (15) has stopper (13).

2. An electronic scale with overload prevention function according to claim 1, wherein: the surface of key operation board (3) protrusion and base (1) the surface, and sucking disc (5) and base (1) laminating setting to sucking disc (5) and pressure pole (8) all set up about base (1) symmetry.

3. An electronic scale with overload prevention function according to claim 1, wherein: the outer side of the pressure rod (8) is connected with the base (1) in a clamping mode, and the pressure rod (8) and the through holes (10) are arranged in a one-to-one correspondence mode.

4. An electronic scale with overload prevention function according to claim 1, wherein: the lower end of the pressure rod (8) is positioned on the inner side of the through hole (10), and the size of the cross section of the lower end of the pressure rod (8) is smaller than that of the cross section of the through hole (10).

5. An electronic scale with overload prevention function according to claim 1, wherein: pressure pole (8) and tray of weighing (11) respectively with stopper (13) and fixed block (15) as an organic whole structure, and silica gel piece (12) are connected through the mode of pasting with tray of weighing (11) to silica gel piece (12) evenly set up on tray of weighing (11).

6. An electronic scale with overload prevention function according to claim 1, wherein: the limiting blocks (13) and the pressure rods (8) are arranged at equal intervals, and the fixing blocks (15) and the limiting blocks (13) form a telescopic structure.