CN210042586U

CN210042586U - Shell and electronic equipment

Info

Publication number: CN210042586U
Application number: CN201822197598.4U
Authority: CN
Inventors: 邓秀红
Original assignee: Huizhou BYD Electronic Co Ltd
Current assignee: Huizhou BYD Electronic Co Ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2020-02-07
Anticipated expiration: 2028-12-26

Abstract

The utility model belongs to the technical field of the electronic product casing, a casing and electronic equipment is related to. This casing includes epitheca and inferior valve, the upside border of inferior valve is provided with the ascending first groove of receiving glue of opening, the tank bottom undercut in the first groove of receiving glue forms the recess, the upper portion open-ended width of recess is less than the bottom surface width in the first groove of receiving glue, the downside border downward protrusion of epitheca form with the first groove grafting complex bone position of receiving glue, be provided with the decurrent second of opening on the bone position and receive the groove of gluing, the upper portion opening of recess with the second receives the lower part opening butt joint in the groove of gluing. The shell can avoid that most of viscose glue is squeezed away after the bone position of the upper shell and the first glue receiving groove of the lower shell glue receiving groove to cause local glue shortage.

Description

Shell and electronic equipment

Technical Field

The utility model belongs to the technical field of the electronic product casing, especially, relate to a casing and electronic equipment.

Background

The electronic products on the current market are thinner and smaller, and the functions are more popular, for example, the mobile phone is mostly sold with the thin and large screen functions, the bracelet is mostly sold with the small functions, the thinness and the smallness mean that the space is small, the functions are more relative parts, the space is relatively reduced, the structural design is a challenge, the traditional lock screw structure is not suitable, and the adhesive bonding structure is generally applied to the electronic products.

As shown in fig. 1, the lower case 1a of the conventional adhesive bonding structure is designed with a U-shaped adhesive groove 11a, and the upper case 2a is designed with a bone position 21a matching with the U-shaped adhesive groove 11 a. When the bonding is carried out, the structural adhesive 3a is firstly dispensed in the U-shaped adhesive groove 11a of the lower shell 1a, then the upper shell 2a is covered, the bone position 21a is matched with the U-shaped adhesive groove 11a, and the two are bonded together through the waterproof structural adhesive 3a, so that the sealing and waterproof effects are achieved. However, the bonding area of the structural adhesive 3a between the upper case 2a and the lower case 1a is small, which may cause the phenomena of local adhesive shortage, poor bonding, and adhesive overflow between the upper case and the lower case, thereby affecting the appearance.

In order to overcome the defects, the roughness of the matching surface of the U-shaped glue groove and the roughness of the bone position surface are increased to increase the adhesive strength of the glue in the prior art. However, the effect is not good, and the phenomenon of glue overflow in the gap between the upper shell and the lower shell cannot be avoided.

In order to strengthen the bonding effect between epitheca and the inferior valve, still increase the hole on the position of bone of epitheca among the prior art, when the epitheca was in coordination with the inferior valve, let partly viscose overflow to downthehole, in order to increase bonding area, strengthen bonding effect, there is the improvement of certain degree relatively original structure, nevertheless because the structure that does not establish the place in hole on the position of bone glues less, current bonding structure still has the local condition of lacking to glue, lead to appearing bonding insecure and epitheca and inferior valve complex gap have the phenomenon of overflowing glue.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the technical problem of the gap existing between the upper shell and the lower shell of the existing bonding structure that glue overflows is solved.

In order to solve the technical problem, in one aspect, an embodiment of the present invention provides a casing, including an upper casing and a lower casing, wherein a first glue receiving groove with an upward opening is formed at an upper side edge of the lower casing, a groove bottom of the first glue receiving groove is recessed downward to form a groove, a width of an upper opening of the groove is smaller than a width of a bottom surface of the first glue receiving groove, a lower side edge of the upper casing is protruded downward to form a bone position in splicing fit with the first glue receiving groove, a second glue receiving groove with a downward opening is formed on the bone position, and an upper opening of the groove is in butt joint with a lower opening of the second glue receiving groove;

the inferior valve includes bottom plate and annular lateral wall, the downside border of lateral wall is connected on the bottom plate, first glue receiving groove is located the upside border of lateral wall.

According to the utility model discloses casing, the upside border of inferior valve is provided with the ascending first glue receiving groove of opening, and the tank bottom undercut in first glue receiving groove forms the recess, receives glue through the recess to increase the gluey volume that waterproof construction glued, most viscose is pushed away behind the first glue receiving groove of the bone position of avoiding the epitheca and inferior valve and is caused local scarce glue. In addition, the bone position of epitheca is provided with the second of opening decurrent and receives gluey groove to increase bonding area, reinforcing is sealed and water-proof effects.

Optionally, the groove is uniform in width along its depth direction.

Optionally, the width of the groove is not less than 1.0mm, and the depth of the groove is not less than 0.5 mm.

Optionally, the second glue receiving groove comprises a first groove section and a second groove section located below the first groove section, the first groove section is communicated with the second groove section from top to bottom, the cross section of the first groove section is in an inverted splayed shape, and the cross section of the second groove section is in a regular splayed shape.

Optionally, a gap is formed between the lower surface of the bone site and the bottom surface of the first glue receiving groove.

Optionally, the lower shell is positioned on two sides of the first glue receiving groove and respectively forms an outer flange and an inner flange, the outer flange is abutted against the upper shell, and the inner flange is opposite to the upper shell at a spacing;

the cross section of the bone position is in an inverted trapezoid shape, one side surface of the bone position is matched with the outer flange in shape, and the other side surface of the bone position is matched with the inner flange in shape.

Optionally, a first chamfer is formed at one corner of the upper end of the outer flange, which is close to the first glue receiving groove, and a second chamfer is formed at one corner of the upper end of the inner flange, which is close to the first glue receiving groove.

Optionally, the first glue receiving groove is annular, and the bone position is annular.

On the other hand, the embodiment of the utility model provides an electronic equipment, it includes foretell casing.

Drawings

FIG. 1 is a schematic view of a prior art adhesive bonding arrangement;

fig. 2 is a schematic view of an upper shell of a housing according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken at A-A in FIG. 2;

FIG. 4 is an enlarged view at A in FIG. 3;

fig. 5 is a schematic view of a lower shell of a housing according to an embodiment of the present invention;

FIG. 6 is a cross-sectional view taken at B-B of FIG. 5;

FIG. 7 is an enlarged view at B in FIG. 6;

fig. 8 is a schematic view of a housing according to an embodiment of the present invention;

FIG. 9 is a cross-sectional view taken at C-C of FIG. 8;

fig. 10 is an enlarged view at C in fig. 9.

The reference numerals in the specification are as follows:

1. an upper shell; 11. a bone position; 12. a second glue receiving groove; 121. a first groove section; 122. a second groove section;

2. a lower case; 21. a first glue receiving groove; 22. a groove; 23. an outer flange; 231. a first chamfer; 24. an inner flange; 241. a second chamfer; 25. a base plate; 26. a side wall.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 2 to 10, an embodiment of the present invention provides a housing, including an upper housing 1 and a lower housing 2, an upper side edge of the lower housing 2 is provided with a first glue receiving groove 21 with an upward opening, a groove bottom of the first glue receiving groove 21 is recessed downward to form a groove 22, a width of an upper opening of the groove 22 is smaller than a width of a bottom surface of the first glue receiving groove 21, a lower side edge of the upper housing 1 is protruded downward to form a bone position 11 in plug-in fit with the first glue receiving groove 21, the bone position 11 is provided with a second glue receiving groove 12 with a downward opening, and an upper opening of the groove 22 is in butt joint with a lower opening of the second glue receiving groove 12;

the lower casing 2 comprises a bottom plate 25 and an annular side wall 26, the lower side edge of the side wall 26 is connected to the bottom plate 25, and the first glue receiving groove 21 is located on the upper side edge of the side wall 26

The embodiment of the utility model provides a casing, the upside border of inferior valve 2 is provided with the ascending first glue receiving groove 21 of opening, the tank bottom undercut of first glue receiving groove 21 forms recess 22, receives glue through recess 22 to increase the gluey volume that waterproof construction glued, most viscose is crowded away and is caused local starvation behind the first glue receiving groove 21 of the bone position 11 of avoiding epitheca 1 and inferior valve 2. And a second glue receiving groove 12 with a downward opening is formed in the bone position 11 of the upper shell 1, so that the bonding area is increased, and the sealing and waterproof effects are enhanced.

In an embodiment, the width of the groove 22 is kept consistent along the depth direction thereof, so as to fill the first glue receiving groove 21 and the groove 22 with uniform waterproof structural glue, thereby preventing partial glue shortage.

In one embodiment, the width of the groove 22 is not less than 1.0mm, and the depth of the groove 22 is not less than 0.5 mm.

First glue receiving groove 21 cross-section is "U" shape, recess 22 mainly used receives gluey to increase the gluey volume of beating the first glue receiving groove 21 of inferior valve 2's viscose, avoid the bone position 11 of epitheca 1 and the first glue receiving groove 21 of inferior valve 2 back most viscose to be crowded away and cause local starved.

In an embodiment, as shown in fig. 4, the second glue receiving groove 12 includes a first groove section 121 and a second groove section 122 located below the first groove section 121, the first groove section 121 and the second groove section 122 are vertically communicated, the cross section of the first groove section 121 is in an inverted "eight" shape, and the cross section of the second groove section 122 is in a regular "eight" shape.

The cross section of the second groove section 122 is in a shape of a right Chinese character 'ba', so that the viscose can be conveniently collected, and when the bone position 11 of the upper shell 1 is matched with the first glue receiving groove 21 of the lower shell 2, most of the viscose can be extruded into the second groove section 122 in the bone position 11. The cross-section of first groove section 121 is "eight" font of falling to increase the adhesive force area, make flow to form the back-off after the viscose of first groove section 121 dries, increase the adhesive force between epitheca 1 and the inferior valve 2, make adhesive force and waterproof sealing after epitheca 1 and inferior valve 2 bond together are more reliable.

In one embodiment, as shown in fig. 10, a gap is formed between the lower surface of the bone site 11 and the bottom surface of the first glue receiving groove 21, and the gap contains glue to increase the adhesive force area between the upper shell 1 and the lower shell 2 and increase the adhesive force between the upper shell 1 and the lower shell 2.

In an embodiment, as shown in fig. 7 and 10, an outer flange 23 and an inner flange 24 are respectively formed on two sides of the lower shell 2 located at the first glue receiving groove 21, the outer flange 23 abuts against the upper shell 1 to enhance the sealing property between the lower shell 2 and the upper shell, and the inner flange 24 is spaced and opposite to the upper shell 1 so that the excess glue can only overflow from the inner flange 24 to the inside of the shell.

The cross section of the bone position 11 is in an inverted trapezoid shape, one side surface of the bone position 11 is matched with the outer flange 23 in shape, and the other side surface of the bone position 11 is matched with the inner flange 24 in shape, so that the bone position 11 can be effectively inserted into the first sodium containing groove 21.

In an embodiment, as shown in fig. 7 and 10, a first chamfer 231 is formed at a corner of the upper end of the outer flange 23 close to the first glue receiving groove 21, and a second chamfer 241 is formed at a corner of the upper end of the inner flange 24 close to the first glue receiving groove 21. The bone site 11 can be inserted into the first glue receiving groove 21 along the first chamfer 231 and the second chamfer 241, so as to facilitate the connection between the upper shell 1 and the lower shell 2.

In one embodiment, as shown in fig. 7, the lower shell 2 includes a bottom plate 25 and a ring-shaped sidewall 26, a lower edge of the sidewall 26 is connected to the bottom plate 25, and the first glue receiving groove 21 is located at an upper edge of the sidewall 26 to form the lower shell 2.

In one embodiment, the first glue receiving groove 21 is annular, and the bone 11 is annular to bond along a circumference of the shell, so as to explode the stability of the bonding between the upper shell 1 and the lower shell 2.

The embodiment of the utility model provides an electronic equipment, it includes foretell casing.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A shell is characterized by comprising an upper shell and a lower shell, wherein a first glue receiving groove with an upward opening is formed in the upper side edge of the lower shell, the bottom of the first glue receiving groove is recessed downwards to form a groove, the width of an upper opening of the groove is smaller than the width of the bottom of the first glue receiving groove, the lower side edge of the upper shell is protruded downwards to form a bone position in splicing fit with the first glue receiving groove, a second glue receiving groove with a downward opening is formed in the bone position, and the upper opening of the groove is in butt joint with the lower opening of the second glue receiving groove;

2. The housing of claim 1, wherein the groove is uniform in width along its depth.

3. The housing of claim 2, wherein the width of the groove is not less than 1.0mm and the depth of the groove is not less than 0.5 mm.

4. The shell according to claim 1, wherein the second glue receiving groove comprises a first groove section and a second groove section located below the first groove section, the first groove section and the second groove section are communicated with each other up and down, the cross section of the first groove section is in an inverted splayed shape, and the cross section of the second groove section is in a regular splayed shape.

5. The housing of claim 1, wherein a gap is formed between a lower surface of the bone site and a bottom surface of the first glue channel.

6. The shell according to claim 1, wherein the lower shell is provided with an outer flange and an inner flange at two sides of the first glue receiving groove, the outer flange is abutted against the upper shell, and the inner flange is opposite to the upper shell at a spacing;

7. The shell as claimed in claim 6, wherein a first chamfer is formed at a corner of the upper end of the outer flange adjacent to the first glue receiving groove, and a second chamfer is formed at a corner of the upper end of the inner flange adjacent to the first glue receiving groove.

8. The housing of claim 1, wherein the first glue receiving channel is annular and the bone site is annular.

9. An electronic device, characterized in that it comprises a housing according to any one of claims 1 to 8.