CN219391105U

CN219391105U - Waterproof electronic scale

Info

Publication number: CN219391105U
Application number: CN202320313839.5U
Authority: CN
Inventors: 黄兴龙
Original assignee: Jinhua Jinpagni Electronic Technology Co ltd
Current assignee: Jinhua Jinpagni Electronic Technology Co ltd
Priority date: 2022-08-29
Filing date: 2023-02-10
Publication date: 2023-07-21
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses a waterproof electronic scale, which comprises a main body and a base, wherein the main body is provided with a key display cavity with an upper opening and a rear cavity with a lower opening, the base is provided with a battery cavity with a lower opening, the main body is fixed with the base, the base is provided with a boss for installing a gravity sensor and a battery cavity for installing a battery, the walls of the boss and the battery cavity are protruded into the rear cavity, the boss is positioned between the battery cavity and the key display cavity, sealing strips are respectively arranged outside the key display cavity and the battery cavity, a functional board is arranged to press a sealing strip and seal the key display cavity, and a bottom cover is arranged to press the sealing strip and seal the battery cavity. Compared with the prior art, the utility model has the advantages that the chambers for installing the battery, the display screen and the keys are independently arranged, the plugs of the two chambers are independently arranged, the water inlet of any chamber does not influence the electronic fittings in other chambers, and the service life of the electronic scale can be effectively prolonged; and when the problem is weighed out by the electrons, the corresponding chamber can be disassembled and maintained in a targeted manner, and the disassembly and the assembly are simple and convenient.

Description

Waterproof electronic scale

Technical Field

The utility model relates to the technical field of waterproof scales, in particular to a waterproof electronic scale.

Background

The current electron is called the wire connection of each electronic assembly in the inside of being convenient for, and most is as the patent of grant bulletin number CN208043212U provides a waterproof balance, and wherein main control board, sensor subassembly, power supply module and display screen all install in the same accommodation space of casing, in case the accommodation space is intake, and main control board, sensor subassembly, power supply module and display screen all can receive the influence of humidity, influence life.

Some provide a totally enclosed integration electronic scale if the patent of bulletin number CN2641607Y is granted, wherein two independent cavities around on the base are sealed respectively through preceding printed plate apron and back printed plate apron, and gravity sensor is fixed on the base, and pass through upper cover pressfitting preceding printed plate apron and back printed plate apron, and the upper cover is fixed with the base, when the electronic fitting of any one of two independent cavities in front and back to the base need all be maintenance and replacement, all need dismantle the upper cover earlier, with preceding printed plate apron or back printed plate apron again, maintenance dismouting is loaded down with trivial details.

Disclosure of Invention

Aiming at the problems that the service life of other electronic accessories is influenced by water entering a chamber of the existing electronic scale and the maintenance and disassembly are complicated, the utility model aims to solve the technical problems of providing the waterproof electronic scale which is provided with independent disassembly and assembly of multiple chambers, can be used for carrying out targeted maintenance and disassembly and is simple and convenient to disassemble and assemble.

The technical scheme adopted for solving the technical problems is as follows: the waterproof electronic scale comprises a main body of a shell structure and a base;

the main body is provided with a key display cavity with an upper opening and a rear cavity with a lower opening, the rear cavity is provided with a through hole which penetrates up and down, and the main body is provided with a through hole which is communicated with the key display cavity and the rear cavity;

the key display cavity is internally provided with an arc/concave-shaped surrounding wall which is connected with the cavity wall and the cavity bottom of the key display cavity, the height of the surrounding wall is higher than that of the through hole, and a circle of groove is arranged outside the opening of the key display cavity;

the base is provided with a battery cavity with a lower opening, a circle of clamping grooves are arranged outside the mouth of the battery cavity, the upper end surface of the base is provided with a boss which is convexly arranged, and a gravity sensor is arranged and fixed on the boss;

the main body is arranged on the base and fixed, the boss and the cavity wall of the battery cavity are both convexly arranged in the rear cavity of the main body, and the boss is arranged between the battery cavity and the key display cavity;

the bottom cover is fixed at the battery cavity, and the functional board with transparent material is fixed at the key display cavity;

sealing strips are arranged in the grooves and the clamping grooves, and convex parts which are arranged in a protruding mode and are propped against the sealing strips are arranged on the bottom cover and the functional board.

The utility model further adopts the following preferable scheme: and the base is provided with a through cavity I with a lower opening, and the size of the cavity opening of the through cavity I is larger than that of the battery cavity.

The utility model further adopts the following preferable scheme: the first through cavity is communicated with the battery cavity, the clamping groove is formed in the cavity bottom of the first through cavity, the bottom cover is arranged in the first through cavity in a clamping manner and is fixed through a plurality of screws, and the screws are distributed on the outer ring of the clamping groove.

The utility model further adopts the following preferable scheme: the main body is provided with a through cavity II which is obliquely opened upwards, and the direction of the opening of the through cavity II is away from the rear cavity.

The utility model further adopts the following preferable scheme: the second through cavity is communicated with the key display cavity, the groove is formed in the cavity bottom of the second through cavity, the functional board is arranged in the second through cavity and fixed through a plurality of screws, and the screws are distributed on the outer ring of the groove.

The utility model further adopts the following preferable scheme: the main body is provided with a through cavity III with an obliquely upward opening, the opening of the through cavity III is consistent with that of the through cavity II, and the size of the opening of the through cavity III is larger than that of the opening of the through cavity II, and the size of the opening of the through cavity II is larger than that of the opening of the key display cavity.

The utility model further adopts the following preferable scheme: the key display cavity is internally provided with a main control board, the main control board is provided with a display screen and a key group, the main control board is fixed on the function board, and the function board is provided with a key hole for inserting the key group.

The utility model further adopts the following preferable scheme: the key group of the main control board is covered with a key sleeve, the key sleeve is provided with a plurality of key sleeves and edges arranged on the peripheral circles of the key sleeves, the main control board and the functional board are clamped and fixed on the edges of the key sleeves, and the key sleeves are inserted into the key holes.

The utility model further adopts the following preferable scheme: and a glue sealing plate is stuck and fixed in the through cavity III, the part of the glue sealing plate is transparent, and the transparent part displays the key set and the display screen.

The utility model further adopts the following preferable scheme: the gravity sensor is connected with the weighing pan, the weighing pan is provided with a weighing plate and a supporting rod, the supporting rod is connected with the gravity sensor, the perforated part of the main body is provided with a convex edge protruding upwards, and the outer size of the weighing pan is larger than the outer size of the convex edge.

Compared with the prior art, the utility model has the advantages that the chambers for installing the battery, the display screen and the keys are independently arranged, the plugs of the two chambers are independently arranged, the water inlet of any chamber does not influence the electronic fittings in other chambers, and the service life of the electronic scale can be effectively prolonged; and when the problem is weighed out by the electrons, the corresponding chamber can be disassembled and maintained in a targeted manner, and the disassembly and the assembly are simple and convenient.

Drawings

The present utility model will be described in further detail below in conjunction with the drawings and the preferred embodiments, but it will be appreciated by those skilled in the art that these drawings are drawn merely for the purpose of illustrating the preferred embodiments and should not therefore be taken as limiting the scope of the utility model, and furthermore, unless specifically indicated, the drawings are merely schematic in nature to conceptually illustrate the composition or construction of the objects described and may contain exaggerated representations, and the drawings are not necessarily drawn to scale.

FIG. 1 is a schematic view showing the structure of an electronic scale according to a preferred embodiment of the present utility model;

FIG. 2 is a cross-sectional view of an electronic scale according to a preferred embodiment of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A in FIG. 2 according to the preferred embodiment of the present utility model;

FIG. 4 is an enlarged schematic view of the portion B of FIG. 2 according to the preferred embodiment of the present utility model;

FIG. 5 is an enlarged schematic view of portion C of FIG. 2 according to a preferred embodiment of the present utility model;

FIG. 6 is an exploded view of a display of a key of an electronic scale in accordance with a preferred embodiment of the present utility model;

fig. 7 is an exploded view of a battery mounting site of an electronic scale according to a preferred embodiment of the present utility model;

FIG. 8 is an exploded view of the mounting of the electronic load cell of the preferred embodiment of the utility model;

FIG. 9 is a partial cross-sectional view of the key sleeve and function board mounting of the preferred embodiment of the present utility model;

fig. 10 is an enlarged schematic view of the portion D in fig. 9 according to the preferred embodiment of the present utility model.

In the figure: 1. the key display device comprises a main body, 11, a key display cavity, 11a, a surrounding wall, 11b, a through hole, 11c, a second connecting column, 12, a rear cavity, 13, a convex edge, 14, a perforation, 15, a first connecting column, 16, a second through cavity, 16a, a groove, 17, a third through cavity, 18, a side wall, 18a, an outer step side, 18b, a clamping groove, 19 and a connecting rib; 2. a base, 21, a battery cavity, 22, a first through cavity, 22a, a third connecting column, 22b, a bayonet, 22c and a socket, 22d, a limit groove, 22e, a clamping groove, 23, a boss, 24, a wiring port, 25 and an inner step edge; 3. the bottom cover, 31, the elastic buckle, 32, the insertion part, 33, the first convex part, 34 and the convex rib; 4. the functional board 41, the second protruding part 42, the key hole 43, the positioning column 44 and the pressing rib; 5. the weighing scale is 51, the weighing plate is 52 and the supporting rod; 6a, a first sealing strip; 6b, sealing strips II; 7. a key sleeve, 71, a key wrap, 72 and a border; 8. a battery; 9. gravity sensor, 91, mounting piece; 10. and (5) sealing the glue plate.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the drawings, and those skilled in the art will appreciate that the descriptions are merely illustrative, exemplary, and should not be construed as limiting the scope of the present utility model.

It should be noted that: like reference numerals denote like items in the following figures, and thus once an item is defined in one figure, it may not be further defined and explained in the following figures.

This embodiment is main sets up the independent dismouting of multicavity room, can have the waterproof electronic scale of pertinence maintenance dismouting, easy convenient dismouting to illustrate, and is specific as follows:

as shown in fig. 1 to 8, the waterproof electronic scale comprises a main body 1, a base 2, a bottom cover 3, a functional board 4 and a main control board, wherein a key display cavity 11 with an upper opening and a rear cavity 12 with a lower opening are arranged on the main body 1, a battery 8 cavity 21 with a lower opening is arranged on the base 2, the functional board 4 is fixed at the key display cavity 11, the main control board is arranged in the key display cavity 11 and fixedly installed with the functional board 4, the base 2 is fixed below the main body 1, the base 2 seals the lower opening of the rear cavity 12, and the bottom cover 3 is fixed at the battery 8 cavity 21.

In this embodiment, the main body 1 and the base 2 all adopt a shell structure, two groups of connecting columns with internally threaded holes are arranged in the rear cavity 12 of the main body 1, wherein a plurality of connecting columns I15 are distributed around the main body 1, a plurality of connecting columns II 11c are enclosed in the periphery of the key display cavity 11, the main body 1 is fixed with the base 2 by screws through the connecting columns I15, the main body 1 is fixed with the functional board 4 by screws through the connecting columns II 11c, the base 2 is provided with a plurality of connecting columns III 22a with internally threaded holes, the connecting columns III 22a are protruded in the rear cavity 12 and enclosed in the periphery of the cavity 21 of the battery 8, the base 2 is fixed with the bottom cover 3 by screws, and preferably, the base 2, the functional board 4 and the bottom cover 3 are all provided with mounting holes capable of being inserted and penetrated by screw screws.

Preferably, the bottom cover 3 is further provided with an elastic buckle 31 at one end and an inserting portion 32 at the other end, and the base 2 is provided with a bayonet 22b matched with the elastic buckle 31 and a socket 22c matched with the inserting portion 32.

The outer lane of main part 1 is equipped with the limit wall 18, and the limit wall 18 lower extreme is equipped with outer step limit 18a, and is equipped with interior step limit 25 on the base 2 periphery, and after main part 1 was located fixed on base 2, outer step limit 18a is located the outer lane of interior step limit 25, and in this embodiment, the inner wall of limit wall 18 is equipped with a plurality of connecting bars 19, forms double-layered groove 18b between connecting bar 19 and outer step limit 18a, and interior step limit 25 is spacing to be located double-layered inslot 18b, and local connecting bar 19 is connected with spliced pole one 15.

In order to avoid water inflow in the cavity 21 of the battery 8, the base 2 is provided with a through cavity I22 with a lower opening, the cavity opening of the cavity 21 of the battery 8 is communicated with the cavity bottom of the through cavity I22, a circle of concavely arranged clamping groove 22e is arranged on the cavity bottom of the through cavity I22 outside the cavity opening of the cavity 21 of the battery 8, a sealing strip I6 is arranged in the clamping groove 22e, the bottom cover 3 is provided with a convex part I33 which is convexly arranged, threaded holes on a plurality of connecting posts III 22a are distributed on the outer ring of the clamping groove 22e, a bayonet 22b is positioned on one side of the through cavity I22 and is communicated with the through cavity I22, the bottom cover 3 is arranged at the cavity 21 of the battery 8 and is fixed through screws, the convex part I33 on the bottom cover 3 is abutted against the sealing strip I6 to seal the cavity opening of the cavity 21 of the battery 8, the bottom cover 3 is positioned in the through cavity I22, the bottom surface of the bottom cover 3 is flush with the bottom surface of the base 2, and the placement of the electronic scale is ensured not to be influenced by the convex arrangement of the bottom cover 3.

Preferably, the cavity opening size of the first through cavity 22 is larger than the cavity opening size of the cavity 21 of the battery 8.

In order to facilitate the disassembly and assembly of the battery 8 in the cavity 21 of the battery 8, the bottom cover 3 can be fixedly installed without adopting screws, the bottom cover 3 is fixed on the base 2 only through the elastic buckle 31 and the insertion part 32, and in order to avoid the shaking of the installed bottom cover 3, in the embodiment, at least two limiting grooves 22d are arranged at the bottom of the first through cavity 22, and the bottom cover 3 is provided with convex ribs 34 which are arranged in a protruding manner and can be inserted into the limiting grooves 22d one by one.

The main body 1 is provided with a through cavity II 16 and a through cavity III 17 which are opened upwards uniformly and obliquely, the cavity opening of the key display cavity 11 on the main body 1 is communicated with the cavity bottom of the through cavity II 16, the cavity opening of the through cavity II 16 is communicated with the cavity bottom of the through cavity III 17, preferably, the cavity opening of the through cavity II 16 and the cavity opening of the through cavity III 17 are arranged facing away from the rear cavity 12, and the cavity opening size of the through cavity III 17 is larger than the cavity opening size of the through cavity II 16 and larger than the cavity opening size of the key display cavity 11.

The cavity bottom of the key display cavity 11, namely the through cavity 16, is provided with a circle of groove 16a, the sealing strip II 7 is arranged in the groove 16a, the function board 4 is provided with a convex part II 43 which is arranged in a protruding mode, when the function board 4 is arranged in the through cavity II 16 and is fixedly connected with the connecting column II 11c of the main body 1 through a screw, the convex part II 43 on the function board 4 is propped against the sealing strip II 7 to realize sealing of the cavity opening periphery of the key display cavity 11, and preferably, threaded holes formed in the connecting columns II 11c are distributed on the outer ring of the groove 16 a.

As shown in fig. 9 to 10, the main control board is made of transparent acrylic board or glass, the main control board is fixedly provided with a key set and a display screen, the display screen is displayed by the transparent main control board, the functional board 4 is provided with key holes 42 for inserting the key set because the key set needs to partially extend out of the functional board 4 for facilitating key operation, the key set of the main control board is covered with a key sleeve 7 for avoiding water inflow at the key holes 42 of the functional board 4, the key sleeve 7 is provided with a plurality of key sleeves 71 and edges 72 arranged on the peripheral circles of the key sleeves 71, the main control board and the functional board 4 are clamped and fixed with the edges 72 of the key sleeve 7, and the key sleeves 71 are inserted into the key holes 42.

In order to facilitate the positioning and fixing of the key cover 7, the end face of the functional board 4, which is positioned in the key display cavity, is provided with a plurality of positioning columns 43, the key cover 7 is sleeved on the plurality of positioning columns 43 through edges 72 in a penetrating manner, the adjacent positioning columns 43 are provided with pressing ribs 44, the pressing ribs 44 and the main control board clamp the edges 72 of the key cover 7, the key display cavity can be effectively prevented from being filled with water from the key holes 42 of the functional board 4, preferably, in order to ensure the sealing performance of the cavity opening of the key display cavity 11 of the main body 1, a sealing glue board 10 which is fixed in the through cavity three 17 through pasting can be arranged, the sealing glue board 10 is partially transparent, the transparent part displays the key group and the display screen, and the opaque part covers the screws.

In this embodiment, the up end of base 2 is equipped with the boss 23 that the protrusion set up, boss 23 is U-shaped or concave shape structure, be fixed with mounting plate 91 on the boss 23, be equipped with the one end of gravity sensor 9 and pass through mounting plate 91 to be fixed on boss 23, boss 23 is located the back chamber 12 of main part 1 with the cavity wall protrusion in battery 8 chamber 21, and boss 23 is located between battery 8 chamber 21 and the button demonstration chamber 11, be equipped with weighing pan 5 and connect gravity sensor 9, weighing pan 5 is equipped with weighing plate 51 and branch 52, for the installation of weighing pan 5 is convenient, be equipped with the perforation 14 in intercommunication back chamber 12 on main part 1, perforation 14 runs through the setting from top to bottom, branch 52 inserts the inner chamber from perforation 14 and fixedly connected to the other end of gravity sensor 9.

Preferably, in order to prevent water flow from directly entering the inner cavity from the through hole 14 at the upper end surface of the main body 1, the hole wall of the through hole 14 is provided with a convex edge 13 protruding upwards, and the outer dimension of the scale pan 5 is larger than that of the convex edge 13.

When the battery 8 is arranged in the battery 8 cavity 21, two wiring ports 24 extending upwards are formed in the cavity bottom of the battery 8 cavity 21, wires for connecting the battery 8 penetrate out of the wiring ports 24, the wires are connected with the gravity sensor 9 and the main control board, and the wires provide electric energy for the gravity sensor 9 and the main control board through the battery 8.

In order to facilitate the lead to pass from the rear cavity 12 to the key display cavity 11, the cavity wall of the key display cavity 11 is provided with a through hole 11b communicated with the rear cavity 12, the lead for connecting the battery 8, the gravity sensor 9 and the main control board in the key display cavity 11 passes through the through hole 11b, and in order to avoid water entering the key display cavity 11 from the through hole 11b when water enters the rear cavity 12, the key display cavity 11 is provided with a surrounding wall 11a with an arc/concave structure, the surrounding wall 11a is connected with the cavity wall and the cavity bottom of the key display cavity 11, the height of the surrounding wall 11a is higher than that of the through hole 11b, preferably, the inside of the surrounding wall 11a can be plugged by adopting materials such as waterproof glue.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "front", "rear", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model.

While the waterproof electronic scale provided by the utility model has been described in detail, specific examples are employed herein to illustrate the principles and embodiments of the utility model, and the above examples are provided only to assist in understanding the utility model and the core idea, it should be noted that, for those skilled in the art, several improvements and modifications can be made to the utility model without departing from the principles of the utility model, and such improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. The waterproof electronic scale is characterized by comprising a main body of a shell structure and a base;

2. The waterproof electronic scale according to claim 1, wherein the base is provided with a through cavity I with a lower opening, and the size of the cavity opening of the through cavity I is larger than that of the battery cavity.

3. The waterproof electronic scale according to claim 2, wherein the first through cavity is communicated with the battery cavity, the clamping groove is formed in a cavity bottom of the first through cavity, the bottom cover is arranged in the first through cavity in a clamping manner and is fixed through a plurality of screws, and the plurality of screws are distributed on an outer ring of the clamping groove.

4. The waterproof electronic scale according to claim 1, wherein the main body is provided with a through cavity II with an obliquely upward opening, and the direction of the opening of the through cavity II is away from the rear cavity.

5. The waterproof electronic scale according to claim 4, wherein the through cavity II is communicated with the key display cavity, the groove is formed in the cavity bottom of the through cavity II, the functional board is arranged in the through cavity II and is fixed through a plurality of screws, and the screws are distributed on the outer ring of the groove.

6. The waterproof electronic scale according to claim 5, wherein the main body is provided with a through cavity III which is obliquely opened upwards, the opening of the through cavity III is consistent with the opening of the through cavity II, and the opening size of the through cavity III is larger than the opening size of the through cavity II, and the opening size of the key display cavity is larger than the opening size of the key display cavity.

7. The waterproof electronic scale according to claim 6, wherein a main control board is arranged in the key display cavity, a display screen and a key group are arranged on the main control board, the main control board is fixed on the function board, and key holes for inserting the key group are arranged on the function board.

8. The waterproof electronic scale according to claim 7, wherein the key group of the main control board is covered with a key sleeve, the key sleeve is provided with a plurality of key sleeves and edges arranged on the circumferences of the key sleeves, the main control board and the function board are clamped and fixed with the edges of the key sleeves, and the key sleeves are inserted into the key holes.

9. The waterproof electronic scale according to claim 7, wherein a glue sealing plate is stuck and fixed in the through cavity three, and a part of the glue sealing plate is transparent, and the transparent part displays the key group and the display screen.

10. The waterproof electronic scale according to claim 1, wherein a scale pan is arranged to be connected with the gravity sensor, the scale pan is provided with a weighing plate and a supporting rod, the supporting rod is connected with the gravity sensor, a convex edge protruding upwards is arranged at the perforation of the main body, and the outer size of the scale pan is larger than the outer size of the convex edge.