CN215182109U - Convenient counter - Google Patents

Abstract

The utility model provides a convenient counter, which comprises an upper shell, a lower shell, a main control circuit board, a display screen, a battery and a battery cover; limiting plates are symmetrically arranged on the left side and the right side of the square hole of the lower shell body; the inner surface of the battery cover is provided with a trapezoidal embedded block; the front end of the battery cover is provided with a first limiting convex plate, and the left side and the right side of the rear end are symmetrically convexly provided with a second limiting convex plate; the front end of the battery cover is also provided with a first clamping groove; the rear end of the battery cover is also provided with a second clamping groove; the watchband comprises a first watchband and a second watchband; the front end of the first watchband is provided with a first embedding part; the rear end of the second watchband is provided with a second embedded part; the first scarf joint part can be detachably embedded into the first clamping groove; the second scarf joint part can be detachably embedded into the second clamping groove; the trapezoidal inserted block is inserted into the square hole, the bottom of the trapezoidal inserted block is lapped on the two limiting plates, and the two second limiting convex plates and the first limiting convex plate are respectively inserted into the lower shell. The watchband and the battery cover are respectively detachable, so that the battery and the watchband can be conveniently replaced.

Description

Convenient counter

[ technical field ] A method for producing a semiconductor device

The utility model relates to a counter field, especially a convenient type counter.

[ background of the invention ]

A watchband type counter has been known, a case of which is generally composed of an upper case and a lower case; the battery is usually loaded from the lower case and then covered with a battery cover, which is usually screwed. The battery cover is locked by screws, the screws of the battery cover need to be loosened when the battery is replaced, and the battery cover needs to be locked again after the battery is replaced, so that the battery is troublesome to replace.

On the other hand, the watchband of the counter is also mostly fixed. Customers sometimes like the design of the case of the counter, but dislike the design of the watchband, sometimes the watchband cannot be changed into a satisfactory design, and the customers give up purchasing, which brings inconvenience to the sales. Or the customer is using the counter because various reasons lead to the watchband to damage, and can't wear, and fixed watchband causes again that the watchband can't be more maintained, and this has reduced customer's experience and has felt.

[ Utility model ] content

The technical problem to be solved by the utility model is to provide a convenient counter, the battery cover can be directly buckled from the lower shell, and the battery can be conveniently replaced; and the watchband can be dismantled, can change the watchband of different styles according to the hobby.

The utility model discloses a realize like this: a convenient counter comprises

The upper shell is provided with a display screen window and is provided with a counting button, a zero clearing button and a power switch;

the lower shell is connected with the upper shell and forms a part accommodating cavity with the upper shell;

the main control circuit board is arranged in the part accommodating cavity and is respectively and electrically connected with the counting button, the reset button and the power switch;

the display screen is arranged on the display screen window, is positioned in the part accommodating cavity and is in communication connection with the main control circuit board;

the battery is positioned in the part accommodating cavity and is electrically connected with the main control circuit board;

a watchband;

a battery cover;

the bottom of the lower shell is provided with a square hole; the battery is placed in the part accommodating cavity from the square hole;

limiting plates are symmetrically arranged on the left side and the right side of the lower shell above the square hole;

the inner surface of the battery cover is provided with a trapezoidal embedded block; the trapezoidal embedded block is provided with a battery avoidance groove; the widths of the trapezoidal embedded blocks and the square holes in the left and right directions are in transition fit, and the widths of the trapezoidal embedded blocks and the square holes in the front and back directions are in clearance fit;

the front end of the battery cover is provided with a first limiting convex plate, and the left side and the right side of the rear end of the battery cover are symmetrically convexly provided with a second limiting convex plate;

the front end of the battery cover is also provided with a first clamping groove, and the front end and one side of the first clamping groove are open; the rear end of the battery cover is also provided with a second clamping groove, and the rear end and one side of the second clamping groove are open;

the watchband comprises a first watchband and a second watchband; the front end of the first watchband is provided with a first embedding part; the rear end of the second watchband is provided with a second embedded part;

the first scarf joint part is detachably embedded into the second clamping groove;

the second scarf joint part is detachably embedded into the first clamping groove;

the first watchband and the second watchband are detachably connected together;

the trapezoidal embedded block is inserted into the square hole, the bottom of the trapezoidal embedded block is lapped on the two limiting plates, the two second limiting convex plates are inserted into the lower shell from the rear end of the square hole, and the first limiting convex plate is inserted into the lower shell from the front end of the square hole;

the distance from the front end of the first limiting convex plate to the rear end of the trapezoidal embedded block is smaller than the inner width of the square hole in the front-back direction;

the distance from the rear end of the second limiting convex plate to the front end of the trapezoidal embedded block is smaller than the inner width of the square hole in the front-back direction;

the distance from the front end of the first limiting convex plate to the thickness of the second limiting convex plate is larger than the inner width of the square hole in the front-back direction.

Furthermore, a plurality of clamping columns are arranged on one surface of the first watchband along the central line of the length direction;

a plurality of through holes are formed in one surface of the second watchband along the center line of the length direction;

the clamping column is detachably embedded into the through hole.

Further, the outer surface of the battery cover is arc-shaped.

Further, the upper case includes

The transparent cover plate is provided with a first through hole, a second through hole and a third through hole;

the upper shell part is provided with a sinking groove, and the shape and the size of the sinking groove are the same as those of the transparent cover plate; a first through hole, a second through hole and a third through hole are formed in the sinking groove; the display screen window is positioned in the sinking groove;

wherein the transparent cover plate is detachably connected in the sinking groove;

the first through hole and the first through hole are coaxial and have the same size, and the counting button penetrates through the first through hole and then protrudes out of the upper surface of the transparent cover plate;

the second through hole and the second through hole are coaxial and have the same size, and the zero clearing button penetrates through the second through hole and then protrudes out of the upper surface of the transparent cover plate;

the third through hole and the third through hole are coaxial and have the same size, and the power switch penetrates through the third through hole and then protrudes out of the upper surface of the transparent cover plate.

The utility model has the advantages that: a convenient counter comprises an upper shell, a lower shell, a main control circuit board, a display screen, a battery and a battery cover; limiting plates are symmetrically arranged on the left side and the right side of the square hole of the lower shell body; the inner surface of the battery cover is provided with a trapezoidal embedded block; the front end of the battery cover is provided with a first limiting convex plate, and the left side and the right side of the rear end are symmetrically convexly provided with a second limiting convex plate; the front end of the battery cover is also provided with a first clamping groove; the rear end of the battery cover is also provided with a second clamping groove; the watchband comprises a first watchband and a second watchband; the front end of the first watchband is provided with a first embedding part; the rear end of the second watchband is provided with a second embedded part; the first scarf joint part can be detachably embedded into the first clamping groove; the second scarf joint part can be detachably embedded into the second clamping groove; the trapezoidal inserted block is inserted into the square hole, the bottom of the trapezoidal inserted block is lapped on the two limiting plates, and the two second limiting convex plates and the first limiting convex plate are respectively inserted into the lower shell. The watchband and the battery cover are respectively detachable, so that the battery and the watchband can be conveniently replaced.

[ description of the drawings ]

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of a convenient counter of the present invention.

Fig. 2 is an exploded view of a convenient counter of the present invention.

Fig. 3 is an exploded view of a convenient counter of the present invention.

Fig. 4 is a side view of the battery cover of the present invention.

Fig. 5 is a bottom view of the battery cover of the present invention.

Fig. 6 is a top view of the battery cover of the present invention.

Fig. 7 is a schematic structural view of the convenient counter after the transparent cover plate and the watchband are removed.

Fig. 8 is a schematic structural diagram of the convenient counter of the present invention after the battery cover and the watch band are removed.

Description of reference numerals:

the card reading device comprises an upper shell 1, a display screen window 11, a counting button 12, a clear button 13, a power switch 14, a transparent cover plate 15, a first through hole 151, a second through hole 152, a third through hole 153, an upper shell 16, a sinking groove 161, a first through hole 1611, a second through hole 1612, a third through hole 1613 and a third card groove 1614;

the lower shell 2, the square hole 21 and the limiting plate 22;

a main control circuit board 3;

a display screen 4;

a battery 5;

band 6, first band 61, first engagement portion 611, engagement post 612, second band 62, second engagement portion 621, through hole 622;

the battery cover 7, the trapezoidal inserted block 71, the battery avoiding groove 711, the first limiting convex plate 72, the second limiting convex plate 73, the first clamping groove 74 and the second clamping groove 75.

[ detailed description ] embodiments

In the description of the present invention, it should be understood that the description indicating the orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the general concept of implementation as follows:

(1) the battery cover is provided with a trapezoidal embedded block which is embedded into the square hole of the lower shell, so that the battery can be conveniently replaced;

(2) the watchband adopts split type first watchband and second watchband to set up scarf joint portion respectively, and the draw-in groove scarf joint of battery cover, be convenient for change the watchband, can arrange the watchband according to hobby.

Please refer to fig. 1 to 8.

The utility model discloses a convenient counter, include

The upper shell 1 is provided with a display screen window 11, a counting button 12, a zero clearing button 13 and a power switch 14;

the lower shell 2 is connected with the upper shell 1 and forms a part accommodating cavity with the upper shell 1;

the main control circuit board 3 is arranged in the part accommodating cavity and is respectively and electrically connected with the counting button 12, the zero clearing button 13 and the power switch 14;

the display screen 4 is arranged on the display screen window, is positioned in the part accommodating cavity and is in communication connection with the main control circuit board;

the battery 5 is positioned in the part accommodating cavity and is electrically connected with the main control circuit board;

a watchband 6;

a battery cover 7;

the bottom of the lower shell 2 is provided with a square hole 21; the battery 5 is placed in the component accommodating cavity from the square hole 21;

limiting plates 22 are symmetrically arranged on the left side and the right side of the lower shell 2 above the square hole 21;

the inner surface of the battery cover 7 is provided with a trapezoidal embedded block 71; the trapezoidal insert 71 is provided with a battery avoiding groove 711; the trapezoidal embedded block 71 and the square hole 21 are in transition fit in the left-right direction width, and are in clearance fit in the front-back direction; the battery cover 7 is detachable due to transition fit, so that the battery 5 is convenient to replace and is not easy to fall off due to looseness.

The front end of the battery cover 7 is provided with a first limiting convex plate 72, and the left side and the right side of the rear end are symmetrically provided with second limiting convex plates 73 in a protruding manner;

the front end of the battery cover 7 is further provided with a first clamping groove 74, and the front end and one side of the first clamping groove 74 are open and serve as an inlet of the first embedding part 611; the rear end of the battery cover 7 is further provided with a second clamping groove 75, and the rear end and one side of the second clamping groove 75 are open and used as an inlet of the second embedded part 621;

the bracelet 6 comprises a first bracelet 61 and a second bracelet 62; a first embedding part 611 is arranged at the front end of the first watchband 61; a second embedded part 621 is arranged at the rear end of the second watchband 62;

wherein the first engaging portion 611 is detachably engaged with the second card slot 75;

the second engagement portion 621 is detachably engaged with the first card slot 74; in a specific embodiment, the first clamping groove and the first embedding part, and the second clamping groove and the second embedding part can respectively adopt transition fit, so that the watchband is not easy to loosen and can be disassembled, and the watchband is convenient to replace. In other embodiments, the first engagement portion 621 can be inserted into the first card slot 74, and the second engagement portion can be inserted into the second card slot 75. In a specific embodiment, the first inserting portion 611, the second engaging portion 75, the second inserting portion 621 and the first engaging groove 74 are the same in shape, the first inserting portion 611 includes a cylindrical inserting portion and a rectangular parallelepiped inserting portion, the second engaging portion 75 includes a cylindrical groove and a rectangular parallelepiped opening, wherein the cylindrical inserting portion is inserted into the cylindrical groove, the rectangular parallelepiped inserting portion is inserted into the rectangular parallelepiped opening, and the outer diameter of the cylindrical inserting portion is greater than the thickness of the rectangular parallelepiped inserting portion, so that the cylindrical inserting portion can clamp the watch band.

The first strap 61 and the second strap 62 are detachably connected together;

the trapezoidal embedded block 71 is inserted into the square hole 21, the bottom of the trapezoidal embedded block is lapped on the two limiting plates 22, the trapezoidal embedded block 71 is limited in the depth direction, the two second limiting convex plates 73 are inserted into the lower shell 2 from the rear end of the square hole 21, and the first limiting convex plate 72 is inserted into the lower shell 2 from the front end of the square hole 21;

the distance from the front end of the first limit convex plate 72 to the rear end of the trapezoidal embedded block 71 is smaller than the inner width of the square hole 21 in the front-back direction;

the distance from the rear end of the second limit convex plate 73 to the front end of the trapezoidal embedded block 71 is smaller than the inner width of the square hole 21 in the front-rear direction;

the distance from the front end of the first limit protruding plate 72 to the thickness of the second limit protruding plate 73 is greater than the inner width of the square hole 21 in the front-rear direction. The limitation of the three distances makes the battery cover 7 easy to be fitted into the lower case 2. The installation mode is as follows: after the battery 5 is loaded into the lower shell 2 from the square hole 21, the first limiting convex plate 72 at the front end of the battery cover 7 is inserted into the lower shell 2 at the front end of the square hole 21, then the trapezoidal embedded block 71 is pressed into the square hole 21, the bottom of the trapezoidal embedded block is lapped on the two limiting plates 22, then the battery cover 7 is pushed backwards, the second limiting convex plate 73 is inserted into the lower shell 2 with the thickness of the square hole 21, the front and rear positions are adjusted, and the front and rear limiting convex plates are all clamped on the lower shell 2, so that the battery cover 7 is mounted; of course, the second limit projection 73 may be inserted into the lower case 2 first, and then the first limit projection 72 may be inserted into the lower case 2. When the battery cover is disassembled, the battery cover can be firstly slid forwards or backwards, and then the battery cover 7 is buckled.

A plurality of clamping columns 612 are arranged on one surface of the first watchband 61 along the central line of the length direction;

a plurality of through holes 622 are formed in one surface of the second band 62 along the center line of the length direction;

the clip 612 is removably inserted into the through hole 622.

The outer surface of the battery cover 7 is arc-shaped, so that the battery cover can be attached to hands or fingers more conveniently.

The upper case 1 comprises

A transparent cover 15 having a first through hole 151, a second through hole 152 and a third through hole 153; the transparent cover 15 can cover the display screen 4, and plays a role in preventing dust and protecting the display screen 4.

The upper shell 16 is provided with a sinking groove 161, the sinking groove 161 and the transparent cover plate 15 have the same shape and size, and a clearance fit can be adopted in the specific implementation; a first through hole 1611, a second through hole 1612 and a third through hole 1613 are further formed in the sinking groove 161; the display screen window 11 is positioned in the sinking groove 161;

wherein the transparent cover plate 15 is detachably connected to the sinking groove 161;

the first through hole 151 and the first through hole 1611 are coaxial and equal in size, and the counting button 12 passes through the first through hole 1611 and the first through hole 151 and protrudes out of the upper surface of the transparent cover plate 15;

the second through hole 152 and the second through hole 1612 are coaxial and have the same size, and the clear button 13 protrudes out of the upper surface of the transparent cover plate 15 after passing through the second through hole 1612 and the second through hole 152;

the third through hole 153 and the third through hole 1613 are coaxial and have the same size, and the power switch 14 protrudes from the upper surface of the transparent cover 15 after passing through the third through hole 1613 and the third through hole 153.

In specific implementation, the transparent cover plate 15 and the sinking groove 161 can adopt transition fit, and the two are embedded together; the transparent cover plate 15 can also be adhered in the sinking groove 161 by means of gluing; alternatively, a latch (not shown) and the third slot 1614 may be engaged, as follows:

a plurality of clamping blocks (not shown) are convexly arranged on the transparent cover plate;

a plurality of third clamping grooves 1614 are also formed in the sinking groove;

the clips (not shown) are clipped into the third slots 1614 in a one-to-one correspondence.

Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.

Claims (4)

1. A convenient counter comprises

The upper shell is provided with a display screen window and is provided with a counting button, a zero clearing button and a power switch;

the lower shell is connected with the upper shell and forms a part accommodating cavity with the upper shell;

the main control circuit board is arranged in the part accommodating cavity and is respectively and electrically connected with the counting button, the reset button and the power switch;

the display screen is arranged on the display screen window, is positioned in the part accommodating cavity and is in communication connection with the main control circuit board;

the battery is positioned in the part accommodating cavity and is electrically connected with the main control circuit board;

a watchband;

a battery cover;

the method is characterized in that:

the bottom of the lower shell is provided with a square hole; the battery is placed in the part accommodating cavity from the square hole;

limiting plates are symmetrically arranged on the left side and the right side of the lower shell above the square hole;

the inner surface of the battery cover is provided with a trapezoidal embedded block; the trapezoidal embedded block is provided with a battery avoidance groove; the widths of the trapezoidal embedded blocks and the square holes in the left and right directions are in transition fit, and the widths of the trapezoidal embedded blocks and the square holes in the front and back directions are in clearance fit;

the front end of the battery cover is provided with a first limiting convex plate, and the left side and the right side of the rear end of the battery cover are symmetrically convexly provided with a second limiting convex plate;

the front end of the battery cover is also provided with a first clamping groove, and the front end and one side of the first clamping groove are open; the rear end of the battery cover is also provided with a second clamping groove, and the rear end and one side of the second clamping groove are open;

the watchband comprises a first watchband and a second watchband; the front end of the first watchband is provided with a first embedding part; the rear end of the second watchband is provided with a second embedded part;

the first scarf joint part is detachably embedded into the second clamping groove;

the second scarf joint part is detachably embedded into the first clamping groove;

the first watchband and the second watchband are detachably connected together;

the trapezoidal embedded block is inserted into the square hole, the bottom of the trapezoidal embedded block is lapped on the two limiting plates, the two second limiting convex plates are inserted into the lower shell from the rear end of the square hole, and the first limiting convex plate is inserted into the lower shell from the front end of the square hole;

the distance from the front end of the first limiting convex plate to the rear end of the trapezoidal embedded block is smaller than the inner width of the square hole in the front-back direction;

the distance from the rear end of the second limiting convex plate to the front end of the trapezoidal embedded block is smaller than the inner width of the square hole in the front-back direction;

the distance from the front end of the first limiting convex plate to the thickness of the second limiting convex plate is larger than the inner width of the square hole in the front-back direction.

2. A convenience counter as claimed in claim 1, wherein: a plurality of clamping columns are arranged on one surface of the first watchband along the central line of the length direction;

a plurality of through holes are formed in one surface of the second watchband along the center line of the length direction;

the clamping column is detachably embedded into the through hole.

3. A convenience counter as claimed in claim 1, wherein: the outer surface of the battery cover is arc-shaped.

4. A convenience counter as claimed in claim 1, wherein: the upper shell comprises

The transparent cover plate is provided with a first through hole, a second through hole and a third through hole;

the upper shell part is provided with a sinking groove, and the shape and the size of the sinking groove are the same as those of the transparent cover plate; a first through hole, a second through hole and a third through hole are formed in the sinking groove; the display screen window is positioned in the sinking groove;

wherein the transparent cover plate is detachably connected in the sinking groove;

the first through hole and the first through hole are coaxial and have the same size, and the counting button penetrates through the first through hole and then protrudes out of the upper surface of the transparent cover plate;

the second through hole and the second through hole are coaxial and have the same size, and the zero clearing button penetrates through the second through hole and then protrudes out of the upper surface of the transparent cover plate;

the third through hole and the third through hole are coaxial and have the same size, and the power switch penetrates through the third through hole and then protrudes out of the upper surface of the transparent cover plate.

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