Metal back shell with heat dissipation structure

Abstract

The utility model discloses a metal back shell with a heat dissipation structure, which relates to the field of mobile phone back shells, comprising a shell, an inner side wall of the shell and a pad is arranged at the top position, an inner side wall of the shell and a heat dissipation mechanism is arranged at a position on one side of the pad, the heat dissipation mechanism comprises a heat conductive sheet, a card slot is provided at the back of the shell and at the bottom position, a protective mechanism is provided at the top of the card slot, a wind slot is provided at the bottom of the heat conductive sheet, slots are provided at the bottom end of the heat conductive sheet and near both sides, an insert plate is provided on the inner side wall of the shell, a fan is provided inside the card slot, and a protective net is provided at the back of the fan and at the middle position. The utility model has the advantages that the heat dissipation area and the air flow velocity are increased to accelerate the dissipation of heat, so that the metal back shell can provide a good heat dissipation effect, the heat dissipation of the mobile phone is improved, and the fan is shielded and protected to avoid accidental touch when operating the mobile phone.

Description

Technical Field

[0001] The utility model relates to the field of mobile phone metal back shells, in particular to a metal back shell with a heat dissipation structure. Background Art

[0002] With the continuous development of mobile phone technology, the functions of mobile phone devices are becoming more and more powerful, and at the same time, the heat generated is also increasing. In order to ensure the stable operation of mobile phone devices, heat dissipation technology has become the key. If the heat cannot be effectively dissipated, it will cause the mobile phone components to overheat, performance degradation, or even damage. Therefore, for mobile phone devices, how to effectively dissipate heat is an important issue.

[0003] However, the metal back cover in the prior art only realizes the heat dissipation function by providing heat dissipation grooves, which has a poor heat dissipation effect and a slow heat dissipation speed when the battery temperature is high. Utility Model Content

[0004] The purpose of the utility model is to provide a metal rear shell with a heat dissipation structure to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the technical solution of the utility model is a metal back shell with a heat dissipation structure, including a shell, a pad is provided on the inner wall of the shell and at the top position, a heat dissipation mechanism is provided on the inner wall of the shell and at a position on one side of the pad, the heat dissipation mechanism includes a heat conductive sheet, a card slot is provided on the back side of the shell and at the bottom position, and a protective mechanism is provided on the top of the card slot.

[0006] As a further solution of the utility model: an air groove is provided at the bottom of the heat conducting plate, slots are provided at the bottom end of the heat conducting plate and near both sides, and an insert plate is provided on the inner side wall of the shell.

[0007] As a further solution of the utility model: a fan is arranged inside the card slot, a protective net is arranged on the back of the fan and in the middle, and a plurality of heat dissipation slots are arranged on the inner side wall of the shell and near both sides.

[0008] As a further solution of the utility model: the heat conducting sheet is arranged on the inner wall of the shell through a slot and a plug plate, and a plurality of groups of the heat conducting sheets are arranged parallel to each other.

[0009] As a further solution of the utility model: the protective mechanism includes a baffle, the inner wall of the card slot has a storage groove located at the top position, the inner wall of the storage groove is provided with two groups of telescopic push rods, and a groove is opened on one side of the baffle.

[0010] As a further solution of the utility model: two groups of first positioning grooves are opened on the upper end of the baffle and close to the right side, a second positioning groove is opened on the upper end of the baffle and close to the left side, and positioning blocks are provided on the back of the fan and at the corners.

[0011] As a further solution of the utility model: the top of the telescopic push rod is fixedly arranged on the inner wall of the groove, a spring is wound on the inner wall of the telescopic push rod, the baffle is movably arranged inside the storage groove through the telescopic push rod and the spring, and the positioning block is made of rubber material.

[0012] The above technical solution is adopted: the slot opened at the bottom of the heat conductive sheet is sleeved on the corresponding plug-in board, so that several groups of heat conductive sheets are equidistantly arranged inside the shell, and then the shell is arranged on the back of the mobile phone, wherein the heat conductive sheet is in contact with the battery of the mobile phone. Since the heat conductive sheet has good thermal conductivity, it can transfer the heat generated by the battery to itself when the battery is heated, effectively expanding the heat dissipation area, and at the same time start the fan, the fan transmits the airflow to the gap between the inside of the shell and the mobile phone, wherein the wind groove allows the airflow to flow between several groups of heat conductive sheets, absorb the heat and then flow out through the heat dissipation groove. Through the above operation, the heat dissipation area and the air flow velocity are increased to accelerate the heat dissipation, so that the metal back shell can provide a good heat dissipation effect and improve the heat dissipation of the mobile phone.

[0013] After the heat dissipation mechanism is used, press the positioning block to retract it to the bottom of the baffle. Then the elastic force of the spring pushes the baffle from the storage slot to the card slot and is located on one side of the fan through the telescopic push rod. At this time, the positioning block rebounds to the first positioning slot. In summary, by shielding and protecting the fan, accidental touch can be avoided when operating the mobile phone. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of a metal back shell with a heat dissipation structure;

[0015] Figure 2 It is a schematic diagram of the structure of a heat conducting sheet of a metal back shell with a heat dissipation structure;

[0016] Figure 3 A schematic diagram of the back structure of a metal back shell with a heat dissipation structure;

[0017] Figure 4 The figure is a schematic diagram of the partial structure of a shell of a metal back shell with a heat dissipation structure.

[0018] In the figure: 1. shell; 2. pad; 3. heat dissipation mechanism; 4. heat conductive sheet; 5. air slot; 6. slot; 7. plug-in board; 9. card slot; 10. fan; 11. protective net; 12. heat dissipation slot; 13. protective mechanism; 14. storage slot; 15. telescopic push rod; 16. baffle; 17. groove; 18. first positioning slot; 19. second positioning slot; 20. positioning block. DETAILED DESCRIPTION

[0019] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0020] Embodiment 1

[0021] See also Figure 1-Figure 4 The utility model provides a technical solution: a metal back shell with a heat dissipation structure, including a shell 1, a pad 2 is arranged on the inner wall of the shell 1 and at the top, a heat dissipation mechanism 3 is arranged on the inner wall of the shell 1 and at one side of the pad 2, the heat dissipation mechanism 3 includes a heat conductive sheet 4, a card slot 9 is opened on the back of the shell 1 and at the bottom, and a protective mechanism 13 is arranged on the top of the card slot 9.

[0022] An air slot 5 is provided at the bottom of the heat conducting sheet 4 , slots 6 are provided at the bottom end of the heat conducting sheet 4 and near both sides, and an inserting plate 7 is provided on the inner side wall of the housing 1 .

[0023] A fan 10 is arranged inside the card slot 9 , a protective net 11 is arranged on the back of the fan 10 and in the middle, and a plurality of heat dissipation slots 12 are arranged on the inner wall of the housing 1 and near both sides.

[0024] The heat conducting sheet 4 is arranged on the inner wall of the housing 1 through the slot 6 and the plug plate 7, and a plurality of groups of heat conducting sheets 4 are arranged parallel to each other.

[0025] When in use, the slot 6 opened at the bottom of the heat conductive sheet 4 is sleeved on the corresponding plug-in board 7, so that several groups of heat conductive sheets 4 are equidistantly arranged inside the shell 1, wherein the pad 2 can be used to open a camera hole slot according to the manufacturing needs of the mobile phone, and then the shell 1 is set on the back of the mobile phone, wherein the heat conductive sheet 4 is in contact with the battery of the mobile phone. Since the heat conductive sheet 4 has good thermal conductivity, it can transfer the heat generated by the battery to itself when the battery is heated, effectively expanding the heat dissipation area, and at the same time start the fan 10, and the fan 10 transmits the airflow to the gap between the inside of the shell 1 and the mobile phone, wherein the wind slot 5 allows the airflow to flow between several groups of heat conductive sheets 4, absorb the heat and then flow out through the heat dissipation slot 12. Through the above operation, the heat dissipation is accelerated by increasing the heat dissipation area and the air flow rate, so that the metal back shell can provide a good heat dissipation effect and improve the heat dissipation of the mobile phone.

[0026] Embodiment 2

[0027] See also Figure 1-Figure 4 The utility model provides a technical solution: a metal back shell with a heat dissipation structure, including a shell 1, a pad 2 is arranged on the inner wall of the shell 1 and at the top, a heat dissipation mechanism 3 is arranged on the inner wall of the shell 1 and at one side of the pad 2, the heat dissipation mechanism 3 includes a heat conductive sheet 4, a card slot 9 is opened on the back of the shell 1 and at the bottom, and a protective mechanism 13 is arranged on the top of the card slot 9.

[0028] See also Figure 3 and Figure 4 The protection mechanism 13 includes a baffle 16 , and a receiving groove 14 is formed on the inner wall of the card slot 9 and at the top position. Two sets of telescopic push rods 15 are arranged on the inner wall of the receiving groove 14 , and a groove 17 is formed on one side of the baffle 16 .

[0029] Two groups of first positioning grooves 18 are provided on the upper end of the baffle 16 and near the right side, a second positioning groove 19 is provided on the upper end of the baffle 16 and near the left side, and positioning blocks 20 are provided on the back of the fan 10 and at the corners.

[0030] The top of the telescopic push rod 15 is fixedly arranged on the inner wall of the groove 17, a spring is wound on the inner wall of the telescopic push rod 15, the baffle 16 is movably arranged inside the storage groove 14 through the telescopic push rod 15 and the spring, and the positioning block 20 is made of rubber material.

[0031] Specifically, when using the heat dissipation mechanism 3, the baffle 16 is pushed into the storage slot 14. At this time, two sets of positioning blocks 20 are inserted into the second positioning slot 19 to position the baffle 16, so that the fan 10 in the heat dissipation mechanism 3 inside the card slot 9 can operate normally. After the heat dissipation mechanism 3 is used, the positioning block 20 is pressed to shrink it to the bottom of the baffle 16. Then the elastic force of the spring pushes the baffle 16 from the storage slot 14 to the card slot 9 and is located on one side of the fan 10 through the telescopic push rod 15. At this time, the positioning block 20 rebounds to the first positioning slot 18. In summary, by shielding and protecting the fan 10, accidental touch can be avoided when operating the mobile phone.

[0032] Working principle: The slot 6 opened at the bottom of the heat conductive sheet 4 is sleeved on the corresponding plug-in board 7, so that several groups of heat conductive sheets 4 are equidistantly arranged inside the shell 1, wherein the pad 2 can be used to open a camera hole slot according to the manufacturing needs of the mobile phone, and then the shell 1 is arranged on the back of the mobile phone, wherein the heat conductive sheet 4 is in contact with the battery of the mobile phone. Since the heat conductive sheet 4 has good thermal conductivity, it can conduct the heat generated by the battery to itself when the battery is heated, effectively expanding the heat dissipation area, and at the same time, the baffle 16 is pushed into the storage slot 14. At this time, two groups of positioning blocks 20 are inserted in the second positioning slot 19 to position the baffle 16, so that the fan 10 in the heat dissipation mechanism 3 inside the card slot 9 can operate normally, and the fan 10 will flow the airflow The heat is input to the gap between the inside of the shell 1 and the mobile phone, wherein the wind slot 5 allows the airflow to flow between several groups of heat conducting plates 4, absorbs the heat and then flows out through the heat dissipation slot 12. Through the above operation, the heat dissipation is accelerated by increasing the heat dissipation area and the air flow rate, so that the metal back shell can provide a good heat dissipation effect and improve the heat dissipation of the mobile phone. After the heat dissipation mechanism 3 is used, the positioning block 20 is pressed to shrink it to the bottom of the baffle 16, and then the elastic force of the spring pushes the baffle 16 from the inside of the storage slot 14 to the inside of the card slot 9 and is located on one side of the fan 10 through the telescopic push rod 15. At this time, the positioning block 20 rebounds to the inside of the first positioning slot 18. In summary, by shielding and protecting the fan 10, accidental touch when operating the mobile phone is avoided.

[0033] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A metal back shell with a heat dissipation structure, comprising a shell (1), characterized in that: A pad (2) is provided on the inner side wall of the shell (1) and at the top position, a heat dissipation mechanism (3) is provided on the inner side wall of the shell (1) and at a position on one side of the pad (2), the heat dissipation mechanism (3) comprises a heat conducting sheet (4), a card slot (9) is provided on the back side of the shell (1) and at the bottom position, and a protective mechanism (13) is provided on the top of the card slot (9).

2. The metal back cover with heat dissipation structure according to claim 1, characterized in that: The bottom of the heat conducting plate (4) is provided with an air slot (5), the bottom end of the heat conducting plate (4) and near both sides are provided with slots (6), and the inner side wall of the shell (1) is provided with an insert plate (7).

3. The metal back cover with heat dissipation structure according to claim 2, characterized in that: A fan (10) is arranged inside the card slot (9), a protective net (11) is arranged on the back of the fan (10) and in the middle, and a plurality of groups of heat dissipation slots (12) are arranged on the inner wall of the housing (1) and near both sides.

4. The metal back cover with heat dissipation structure according to claim 3, characterized in that: The heat conducting sheet (4) is arranged on the inner wall of the housing (1) through a slot (6) and a plug plate (7), and a plurality of groups of the heat conducting sheets (4) are arranged parallel to each other.

5. The metal back cover with heat dissipation structure according to claim 1, characterized in that: The protection mechanism (13) comprises a baffle (16), a receiving groove (14) is provided on the inner side wall of the card slot (9) and at the top position, two groups of telescopic push rods (15) are arranged on the inner side wall of the receiving groove (14), and a groove (17) is provided on one side of the baffle (16).

6. The metal back cover with heat dissipation structure according to claim 5, characterized in that: Two groups of first positioning grooves (18) are provided at the upper end of the baffle (16) and close to the right side, a second positioning groove (19) is provided at the upper end of the baffle (16) and close to the left side, and positioning blocks (20) are provided on the back of the fan (10) and at the corners.

7. The metal back cover with heat dissipation structure according to claim 6, characterized in that: The top of the telescopic push rod (15) is fixedly arranged on the inner wall of the groove (17), a spring is wound on the inner wall of the telescopic push rod (15), the baffle (16) is movably arranged inside the storage groove (14) through the telescopic push rod (15) and the spring, and the positioning block (20) is made of rubber material.

Images