CN220156548U

CN220156548U - Protective housing

Info

Publication number: CN220156548U
Application number: CN202320818390.8U
Authority: CN
Inventors: 张泽武; 韩清
Original assignee: Shenzhen Ranvoo Technology Co Ltd
Current assignee: Shenzhen Ranvoo Technology Co Ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-12-08
Anticipated expiration: 2033-04-04

Abstract

The utility model provides a protective shell which is used for being sleeved on electronic equipment to prevent the electronic equipment from falling, wherein an avoidance protection structure is arranged at a position, corresponding to a functional area of the electronic equipment, on the shell and comprises a position hole for avoiding the functional area of the electronic equipment, an outer wall part and an inner wall part which are annularly arranged in the position hole, and the outer wall part is in structural connection with the inner wall part, so that an air bag cavity for protecting the functional area of the electronic equipment is formed between the outer wall part and the inner wall part. The avoidance protection structure has the avoidance and protection functions, and an air bag structure is formed at the position corresponding to the functional area of the electronic equipment on the shell on the premise that the normal use of the function of the functional area of the electronic equipment is not affected, so that the functional area of the electronic equipment is protected through the air bag structure, and the anti-falling protection performance is effectively improved.

Description

Protective housing

Technical Field

The utility model relates to the technical field of electronic equipment accessories, in particular to a protective shell.

Background

Electronic devices such as mobile phones and tablet computers have become indispensable products in life, so that protection of the electronic devices is more and more important, and a protective shell is necessary to be sleeved on the mobile phone to protect the electronic devices. The prior air bag protecting shell mainly forms an air bag by arranging sealing cavities at four corners of the shell. The airbag protection shell is required to be provided with avoidance structures corresponding to functional structures such as keys, a top or a bottom of the mobile phone, and the like, so that the functional parts such as the keys, the speakers and the like do not form airbags, and therefore, the functional parts cannot be protected by the anti-falling airbags, and the protection performance is poor.

Disclosure of Invention

In view of the above, the present utility model provides a protective case that can effectively solve the above-mentioned problems.

The utility model provides a protective shell, which comprises a shell and an avoidance protection structure arranged on the shell, wherein the shell is provided with a containing cavity for containing electronic equipment, the avoidance protection structure comprises an outer wall part, an inner wall part and a position hole communicated with the containing cavity, the outer wall part and the inner wall part are respectively arranged in the position hole in a ring mode, the position hole is used for corresponding to a functional area of the electronic equipment, and the outer wall part is connected with the inner wall part in a part of structure, so that an airbag cavity positioned at the periphery of the position hole is formed between the outer wall part and the inner wall part.

In one embodiment, the balloon cavity is a closed cavity.

In an embodiment, the outer wall portion includes an outer wall periphery and an outer wall center portion located between the outer wall periphery and the location hole, the inner wall portion includes an inner wall periphery and an inner wall center portion located between the inner wall periphery and the location hole, the outer wall periphery is connected with the inner wall periphery, the outer wall center portion is recessed toward the inner wall portion and connected to the inner wall portion, and the air bag cavity is formed between the outer wall center portion and the inner wall center portion.

In an embodiment, the outer wall central portion is concavely arranged towards the inner wall portion to form an outer butt joint portion, the inner wall central portion is concavely arranged towards the outer wall portion to form an inner butt joint portion, and the inner butt joint portion is connected with the outer butt joint portion.

In an embodiment, the protective housing includes a button, the button includes a connection portion penetrating through the hole, a pressing portion and an abutting portion connected to two ends of the connection portion, the pressing portion is located outside the housing, and the abutting portion is located inside the housing.

In an embodiment, the shell comprises a back plate and a side frame connected to the periphery of the back plate, the avoidance protection structure is arranged on the side frame, the side frame comprises an outer frame body and an inner frame body, the outer wall portion is a part of the outer frame body, the inner wall portion is a part of the inner frame body, and the back plate is connected with the outer frame body.

In an embodiment, the side frame includes interconnect's side frame portion and underframe portion, dodge protection architecture and second and dodge protection architecture including first dodge protection architecture and second, first dodge protection architecture and locate side frame portion, second dodge protection architecture is located underframe portion, first dodge protection architecture is used for corresponding electronic equipment's side button sets up, second dodge protection architecture is used for corresponding electronic equipment's speaker hole or interface setting that charges.

In an embodiment, two ends of the inner frame body are respectively connected with two ends of the outer frame body, so that a frame air bag is formed between the inner frame body and the outer frame body, and the frame air bag is located between the first avoidance protection structure and the second avoidance protection structure.

In an embodiment, the air bag cavity of the first avoidance protection structure is communicated with the air bag cavity of the second avoidance protection structure through the frame air bag, so that an air bag ring cavity which is fully communicated in the circumferential direction is formed; or the air bag cavity of the first avoidance protection structure, the air bag cavity of the second avoidance protection structure and the frame air bag are respectively mutually independent air bag cavities.

In an embodiment, the bottom frame portion is provided with an avoidance portion, the inner frame body and the outer frame body are connected around a portion of the avoidance portion, and the air bag ring cavity is separated from the avoidance portion.

In an embodiment, the outer frame and/or the inner frame are of unitary annular construction.

In an embodiment, the air bag cavity is an annular cavity which is annularly arranged at the position hole, or the air bag cavity is a multi-section cavity structure which surrounds the position hole and is distributed at intervals.

In summary, the present utility model provides a protective case, configured to be sleeved on an electronic device to perform anti-falling protection on the electronic device, where an avoidance protection structure is disposed at a position on the housing corresponding to a functional area of the electronic device, where the avoidance protection structure includes a hole for avoiding the functional area of the electronic device, and an outer wall portion and an inner wall portion that are annularly disposed in the hole, where the outer wall portion is structurally connected with the inner wall portion, so that an air bag cavity for protecting the functional area of the electronic device is formed between the outer wall portion and the inner wall portion. The avoidance protection structure has the avoidance and protection functions, and an air bag structure is formed at the position corresponding to the functional area of the electronic equipment on the shell on the premise that the normal use of the function of the functional area of the electronic equipment is not affected, so that the functional area of the electronic equipment is protected through the air bag structure, and the anti-falling protection performance is effectively improved.

Drawings

Fig. 1 is a perspective view of a mobile phone with a protective case according to the present utility model.

Fig. 2 is an exploded view of the case and the mobile phone of fig. 1.

Fig. 3 is an exploded view of the protective enclosure of fig. 2.

Fig. 4 is a front view of a protective housing in one embodiment.

Fig. 5 is a cross-sectional view taken along A-A in fig. 4.

Fig. 6 is a cross-sectional view taken along the direction B-B in fig. 4.

Fig. 7 is a cross-sectional view taken along the direction C-C in fig. 4.

Fig. 8 is a sectional view taken along the direction D-D in fig. 4.

Fig. 9 is a front view of a protective case in another embodiment.

Fig. 10 is a cross-sectional view taken along the direction E-E in fig. 9.

Detailed Description

Before the embodiments are explained in detail, it is to be understood that the utility model is not limited in its application to the details of construction and the arrangement of components set forth in the following description or illustrated in the drawings. The utility model is capable of other embodiments and of being practiced or of being carried out in various ways. Also, it is to be understood that the phraseology and terminology used herein is for the purpose of description and should not be regarded as limiting. The use of the terms "comprising," "including," "having," and the like are intended to encompass the items listed thereafter and equivalents thereof as well as additional items. In particular, when "a certain element" is described, the present utility model is not limited to the number of the element as one, but may include a plurality of the elements.

Referring to fig. 1 to 10, the present utility model provides a protective case 10, which can be used to cover an electronic device, such as a mobile phone, a tablet computer, etc., for protecting the electronic device from falling, and in the illustrated embodiment, a mobile phone 12 is taken as an example.

The protective housing 10 includes a housing 14 and an avoidance protection structure disposed on the housing 14, where the housing 14 is formed with a receiving cavity 16 for receiving the mobile phone 12, and the avoidance protection structure is disposed corresponding to a functional area of the mobile phone 12, and the functional area includes, for example, a side key and a switch located at a side edge of the mobile phone 12, and a speaker sound outlet, a sound receiving hole, a charging interface, an earphone jack, etc. located at a top edge or a bottom edge of the mobile phone 12. One or more avoidance protective structures may be provided to provide air-bag type fall protection for at least one functional portion of the handset 12.

In the illustrated embodiment, as shown in fig. 3, the housing 14 includes a back plate 18 and a side frame 20 connected to a periphery of the back plate 18, and the back plate 18 and the side frame 20 surround to form the accommodating cavity 16, and the avoidance protection structure is disposed on the side frame 20. In other embodiments, the avoidance protective structure may be located elsewhere on the housing 14, such as on the back plate 18, to provide air-bag type fall protection for functional structures located on the back of the handset 12.

Specifically, the avoidance protection structure has the avoidance and protection functions, and comprises an outer wall portion 24, an inner wall portion 26 and a position hole 22 communicated with the accommodating cavity 16, wherein the outer wall portion 24 and the inner wall portion 26 are both arranged outside the position hole 22 in a surrounding manner, and the position hole 22 is arranged opposite to the functional structure of the mobile phone 12 and is used for avoiding the functional structure; the outer wall portion 24 is partially and structurally connected with the inner wall portion 26, so that an air bag cavity 28 located at the periphery of the position hole 22 is formed between the outer wall portion 24 and the inner wall portion 26, and the air bag cavity 28 is located at the outer side of the periphery of the position hole 22, so that protection of the functional structure of the mobile phone 12 is achieved through the air bag structure.

In some embodiments, in one avoidance protection structure, two or more than two bit holes 22 may be provided, and a plurality of bit holes 22 may be arranged in parallel and spaced apart, where the plurality of bit holes 22 may be respectively arranged corresponding to a plurality of functional structures of the mobile phone 12. In other words, the bit hole 22 may include a plurality of sub-holes, and the plurality of sub-holes Kong Binglie may be disposed at intervals, and the plurality of sub-holes may be disposed corresponding to a plurality of functional structures of the mobile phone 12, respectively.

The air bag cavity 28 may be a closed independent cavity or may be in communication with other air bag cavities within the side frame 20, where the air bag cavity 28 forms a channel in communication with other air bag cavities within the side frame 20.

The balloon chamber 28 may also have a variety of structural designs.

In some embodiments, not shown, the balloon chamber 28 may be an annular chamber disposed around the exterior of the aperture 22, e.g., an outer peripheral connection, an inner peripheral connection of the outer wall portion 24 and the inner wall portion 26, such that an annular chamber disposed around the exterior of the aperture 22 is formed between the inner and outer connection locations of the outer wall portion 24 and the inner wall portion 26.

In other embodiments, not shown, the air bag chamber 28 may be a multi-stage chamber structure disposed around the outside of the positioning hole 22 at intervals, for example, the outer peripheral edge of the outer wall portion 24 and the inner peripheral edge of the inner wall portion 26 are connected, so that an annular chamber disposed around the outside of the positioning hole 22 is formed between the inner and outer connecting portions of the outer wall portion 24 and the inner wall portion 26, and the outer wall portion 24 and the inner wall portion 26 are connected at a plurality of positions in the circumferential direction of the annular chamber, so as to divide the annular chamber into the multi-stage chamber structure at intervals.

In other embodiments, the bladder cavity 28 may also be filled with a fluid medium to further enhance the fall protection.

The avoidance protective structure may form the balloon chamber 28 in a variety of configurations. In the illustrated embodiment, the air bag chamber 28 forms a channel that communicates with other air bag chambers within the side frame 20, i.e., the air bag chamber 28 is a non-self-contained chamber. The outer wall portion 24 and the inner wall portion 26 are both in a U-shaped structure, the U-shaped openings of the outer wall portion 24 and the inner wall portion 26 face the accommodating cavity 16 in the same direction, and the inner wall portion 26 is wrapped in the U-shaped space of the outer wall portion 24. Specifically, the outer wall portion 24 includes an outer wall peripheral edge 30 and an outer wall central portion 32 located between the outer wall peripheral edge 30 and the location hole 22, the outer wall central portion 32 being recessed toward the inner wall portion 26 and connected to the inner wall portion 26, e.g., the outer wall central portion 32 being recessed toward the inner wall portion 26 to form an outer abutment portion 34, the outer abutment portion 34 being connected to the inner wall portion 26; the inner wall portion 26 includes an inner wall peripheral edge 36 and an inner wall center portion 40 located between the inner wall peripheral edge 36 and the positioning hole 22, the inner wall center portion 40 being recessed toward the outer wall portion 24 to form an inner abutment portion 42. The outer wall periphery 30 is connected to the inner wall periphery 36, for example, the bottom surface of the outer wall periphery 30 is connected to the top surface of the inner wall periphery 36, the inner butt portion 42 is end-face-connected to the outer butt portion 34, and the air chamber 28 is formed between the unconnected portions of the outer wall center portion 32 and the inner wall center portion 40, for example, the air chamber 28 is formed on the upper and lower sides of the positioning hole 22. In the illustrated embodiment, such a bypass protection structure is applicable to the side key locations of the handset 12.

In some embodiments, it is also possible to design the inner wall portion 26 without the inner butt portion 42 and the outer butt portion 34 directly connected to the inner wall center portion 40, and the air chamber 28 is formed between the outer wall center portion 32 and the unconnected portion of the inner wall center portion 40, for example, the air chamber 28 is formed on both sides of the positioning hole 22. In the illustrated embodiment, such an avoidance protection structure described above may be applied to the bottom speaker exit hole and charging interface portion of the handset 12.

In other embodiments, not shown, when the air bag chamber 28 is a closed independent chamber, the outer wall portion 24 and the inner wall portion 26 may each be configured in a bowl-shaped structure, the bowl openings of the outer wall portion 24 and the inner wall portion 26 are facing the accommodating chamber 16, and the inner wall portion 26 is wrapped in the bowl-shaped space of the outer wall portion 24. Specifically, the outer wall 24 includes an outer wall peripheral edge 30 and an outer wall central portion 32 located between the outer wall peripheral edge 30 and the positioning hole 22, and the outer wall central portion 32 is recessed toward the inner wall 26 to form an outer butt joint portion 34; the inner wall portion 26 includes an inner wall peripheral edge 36 and an inner wall center portion 40 located between the inner wall peripheral edge 36 and the positioning hole 22, the inner wall center portion 40 being recessed toward the outer wall portion 24 to form an inner abutment portion 42. The outer wall peripheral edge 30 is connected to the inner wall peripheral edge 36, the inner abutment 42 is end-connected to the outer abutment 34, and the annular independent air chamber 28 is formed between the unconnected portions of the outer wall central portion 32 and the inner wall central portion 40. In some embodiments, the inner wall portion 26 is not provided with an inner abutment 42, and the outer abutment 34 is directly connected to the inner wall center portion 40, as well as forming the annular independent balloon chamber 28. In this case, the avoidance protecting structure only protects the functional area of the mobile phone 12, and corner airbags may be disposed at the corner portions of the side frames 20, so as to protect the corner areas of the mobile phone 12 at the same time.

In the illustrated embodiment, the protective case 10 further includes a key 44, and the key 44 is preferably made of soft rubber material, so that the user can press the key 44 to trigger the corresponding mobile phone side key. Specifically, the key 44 includes a connecting portion 46 penetrating the positioning hole 22, and a pressing portion 48 and an abutting portion 50 connected to two ends of the connecting portion 46, wherein the pressing portion 48 is located at the outer side of the housing 14 for being pressed by a user, and the abutting portion 50 is located at the inner side of the housing 14 for abutting against the mobile phone key. Preferably, the connecting portion 46, the pressing portion 48, and the abutting portion 50 are integrally formed.

Further, the outer wall central portion 32 is concavely provided toward the inner wall portion 26 to form an outer abutting portion 34, and simultaneously a first accommodating groove 52 is formed at the outer side of the outer wall central portion 32, and the pressing portion 48 is accommodated in the first accommodating groove 52; the inner wall center portion 40 is concavely disposed toward the outer wall portion 24 to form an inner abutting portion 42, and a second accommodating groove 54 is formed at the inner side of the inner wall center portion 40, and the abutting portion 50 is accommodated in the second accommodating groove 54, so as to avoid interference with the mobile phone 12 installed in the accommodating cavity 16. It can be understood from another angle that the avoidance protection structure applied to the mobile phone side key may have an inner wall central portion 40 concavely formed into an inner butt joint portion 42, and the avoidance protection structure applied to other functional structures of the mobile phone, such as a speaker sound outlet, may have an inner wall central portion 40 that is not concavely formed into an inner butt joint portion 42.

In the illustrated embodiment, the side frames 20 include an outer frame 56 and an inner frame 58, with the outer wall portion 24 forming a portion of the outer frame 56 and the inner wall portion 26 forming a portion of the inner frame 58, e.g., the outer wall portion 24 is integrally formed as a portion of the outer frame 56 and the inner wall portion 26 is integrally formed as a portion of the inner frame 58. Specifically, the outer frame 56 and the inner frame 58 are respectively in an integral ring structure, and the outer frame 56 and the inner frame 58 are each in a U-shaped structure when seen in a cross-section direction, wherein an engagement groove 60 is formed between an upper edge and a lower edge of the outer frame 56, the inner frame 58 is engaged in the engagement groove 60, and an upper edge of the inner frame 58 is connected with an upper edge of the outer frame 56, a lower edge of the inner frame 58 is connected with a lower edge of the outer frame 56, and a frame air bag 62 is formed between a side wall portion of the inner frame 58 and a side wall portion of the outer frame 56, a clamping groove 64 is formed between an upper edge and a lower edge of the inner frame 58, and a side edge portion of the cellular phone 12 is clamped in the clamping groove 64.

The backboard 18 is connected with the outer frame 56, optionally, a protrusion is provided on a side of the backboard 18, a groove is correspondingly provided on a side of a lower edge of the outer frame 56, and the protrusion is accommodated in the groove.

Preferably, the outer frame 56 and the inner frame 58 are made of soft rubber TPU, the back plate 18 is made of hard rubber, the back plate 18 and the outer frame 56 are integrally connected through injection molding and beer molding, and the connecting part of the outer frame 56 and the inner frame 58 is integrally connected through ultrasonic bonding of an ultrasonic jig.

In some embodiments, balloon cavity 28 communicates with border balloon 62.

More specifically, the side frame 20 includes side frame portions and bottom frame portions connected to each other, wherein the side frame portions are provided in two and oppositely disposed, and the bottom frame portion is connected between the two side frame portions. The avoidance protection structure comprises a first avoidance protection structure and a second avoidance protection structure, wherein the first avoidance protection structure is arranged on the side frame part, and the second avoidance protection structure is arranged on the bottom frame part. The first avoidance protection structure is used for corresponding to the side key setting of the mobile phone 12 to protect the same, and the second avoidance protection structure is used for corresponding to the speaker hole and the charging interface setting of the mobile phone 12 to protect the same. The bezel air bag 62 is positioned between the first avoidance protective structure and the second avoidance protective structure.

In some embodiments, the balloon lumen 28 of the first avoidance protective structure communicates with the balloon lumen 28 of the second avoidance protective structure. Further, the air bag cavity 28 of the first avoidance protective structure is communicated with the air bag cavity 28 of the second avoidance protective structure through the frame air bag 62, so that an air bag ring cavity which is fully communicated in the circumferential direction is formed.

In other embodiments, the first avoidance protective structure balloon lumen 28, the second avoidance protective structure balloon lumen 28, and the border balloon 62 are each independent balloon lumens.

In the embodiment shown in fig. 9-10, the avoidance guard structure is applied to all side functional structures (including charging interfaces) of the side frame 20 corresponding to the mobile phone 12, and the side frame 20 forms a circumferential fully-connected air bag ring cavity through the air bag cavity 28 and the side frame air bag 62.

In the embodiment shown in fig. 4-8, the avoidance protection structure is applied to a part of the side edge functional structure (excluding the charging interface) of the mobile phone 12 on the side frame 20, the avoidance portion 38 is arranged at the bottom of the side frame 20, the avoidance portion 38 is specifically an avoidance hole for avoiding the charging interface of the mobile phone, the inner frame body 58 and the outer frame body 56 are connected around the part of the avoidance portion 38, for example, the part of the outer frame body 56 around the avoidance portion 38 is concavely arranged towards the inner frame body 58 to form a connecting body 66, the connecting body 66 is connected to the inner frame body 58, the outer frame body 56 and the inner frame body 58 are closely connected, an air bag cavity 28 is not formed, and the air bag ring cavity in the side frame 20 is separated from the avoidance portion 38.

The concepts described herein may be embodied in other forms without departing from the spirit or characteristics thereof. The particular embodiments disclosed are illustrative and not restrictive. The scope of the utility model is, therefore, indicated by the appended claims rather than by the foregoing description. Any changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The utility model provides a protective housing, its characterized in that includes the casing and locates dodge protection architecture on the casing, the casing is formed with the holding chamber that is used for holding an electronic equipment, dodge protection architecture include outer wall portion, inner wall portion and with the position hole of holding chamber intercommunication, outer wall portion with the inner wall portion all encircles and locates the position hole, the position hole is used for corresponding electronic equipment's functional area, outer wall portion with inner wall portion part structural connection makes outer wall portion with form between the inner wall portion and be located the peripheral gasbag chamber in position hole.

2. The protective case of claim 1, wherein the balloon cavity is a closed cavity.

3. The protective case of claim 2, wherein the outer wall portion includes an outer wall peripheral edge and an outer wall center portion located between the outer wall peripheral edge and the location hole, the inner wall portion includes an inner wall peripheral edge and an inner wall center portion located between the inner wall peripheral edge and the location hole, the outer wall peripheral edge is connected to the inner wall peripheral edge, the outer wall center portion is recessed toward the inner wall portion and connected to the inner wall portion, and the air bag chamber is formed between the outer wall center portion and the inner wall center portion.

4. A protective case according to claim 3, wherein the outer wall central portion is recessed toward the inner wall portion to form an outer abutment portion, and the inner wall central portion is recessed toward the outer wall portion to form an inner abutment portion, the inner abutment portion being connected to the outer abutment portion.

5. The protective case of any one of claims 1-4, wherein the protective case comprises a key, the key comprises a connecting portion penetrating through the hole, and a pressing portion and an abutting portion connected to two ends of the connecting portion, the pressing portion is located outside the case, and the abutting portion is located inside the case.

6. The protective case of any one of claims 1-4, wherein the case comprises a back plate and a side frame connected to a periphery of the back plate, the avoidance protective structure is provided on the side frame, the side frame comprises an outer frame and an inner frame, the outer wall is a part of the outer frame, the inner wall is a part of the inner frame, and the back plate is connected to the outer frame.

7. The protective case of claim 6, wherein the side frame comprises a side frame portion and a bottom frame portion that are connected to each other, the avoidance protection structure comprises a first avoidance protection structure and a second avoidance protection structure, the first avoidance protection structure is arranged on the side frame portion, the second avoidance protection structure is arranged on the bottom frame portion, the first avoidance protection structure is used for being arranged corresponding to a side key of the electronic device, and the second avoidance protection structure is used for being arranged corresponding to a speaker hole or a charging interface of the electronic device.

8. The protective case of claim 7, wherein the two ends of the inner frame body are respectively connected to the two ends of the outer frame body, such that a border air bag is formed between the inner frame body and the outer frame body, the border air bag being located between the first avoidance protective structure and the second avoidance protective structure.

9. The protective case of claim 8, wherein the air bag cavity of the first avoidance protective structure and the air bag cavity of the second avoidance protective structure are in communication via the border air bag to form a circumferentially fully-communicating air bag ring cavity; or the air bag cavity of the first avoidance protection structure, the air bag cavity of the second avoidance protection structure and the frame air bag are respectively mutually independent air bag cavities.

10. The protective case of claim 9, wherein the bottom frame portion is provided with a relief portion, the inner frame body and the outer frame body are connected around a portion of the relief portion, and the air bag ring cavity is isolated from the relief portion.

11. A protective casing according to claim 6 wherein the outer casing and/or the inner casing are of unitary annular construction.

12. The protective case of any one of claims 2-4, wherein the balloon cavity is an annular cavity surrounding the pilot hole, or the balloon cavity is a multi-segment cavity structure surrounding the pilot hole and arranged at intervals.