CN205545433U - One-piece die-casting fast heat dissipation mobile phone middle plate - Google Patents

Abstract

The utility model discloses an integrated die-cast fast heat dissipation type mobile phone middle plate, comprising a metal frame and an inner bracket integrally die-cast in the metal frame, the metal frame having four side frame bars, the four side frame bars surrounding a housing space for placing the inner bracket; the inner bracket is located in the housing space, a plurality of heat dissipation ribs are vertically and parallelly distributed on the inner bracket, a plurality of air holes are respectively provided on each heat dissipation rib and on the frame of the inner bracket, a vertical air flow channel is formed between adjacent heat dissipation ribs, the air holes on each heat dissipation rib are directly opposite to each other, and a plurality of heat dissipation holes corresponding to the air holes are respectively provided on the side frame bars of the metal frame, the heat dissipation holes are connected with the air holes and the vertical air flow channel. Thus, through the air holes, the heat dissipation holes and the air flow channel, the heat emitted by the inner components of the metal frame can be dissipated in time, the working temperature of the mobile phone is reduced, and the service life is extended.

Description

One-piece die-casting fast heat dissipation mobile phone middle plate

technical field

The utility model relates to the technology in the field of mobile phone components, in particular to an integral die-casting type rapid heat dissipation

mobile phone mid-board.

Background technique

With the development of communication technology, the popularity of smart phones has become more and more widespread, and the demand for smart phones has also increased significantly. Usually, mobile phones are generally composed of screens, main boards, mobile phone middle boards and batteries, and screens, main boards and batteries are usually installed in mobile phones. The two sides of the middle plate, therefore, the structure and material of the middle plate of the mobile phone determine the strength of the entire mobile phone. The existing mobile phone middle board is generally made of aluminum, which can be made into an integrated structure through die-casting, stamping, CNC and other processes. However, the existing mobile phone middle board has low heat dissipation efficiency, which causes the heat of the electronic components inside the mobile phone to be unable to be cooled in time. If it is emitted, the temperature of the mobile phone will rise, which will affect the normal operation of the mobile phone. Therefore, it is necessary to improve the existing mobile phone middle board to improve the heat dissipation efficiency of the mobile phone.

Utility model content

In view of this, the utility model aims at the deficiency of the prior art, and its main purpose is to provide a

An integrated die-casting type fast heat dissipation mobile phone middle plate, by setting a plurality of heat dissipation ribs in the accommodation groove, setting air holes on each heat dissipation rib, and setting heat dissipation holes on the side frame bars of the metal frame, so that the components in the metal frame emit light. The heat can be dissipated in time to reduce the working temperature of the mobile phone.

In order to achieve the above object, the utility model adopts the following technical solutions:

An integrated die-casting fast heat dissipation mobile phone middle plate, including a metal frame and an inner bracket integrally die-cast in the metal frame, the metal frame has four side frame bars, and the four side frame bars are configured to place the inner bracket The accommodating space; the inner bracket is located in the accommodating space, and a plurality of cooling ribs are vertically distributed in parallel on the inner bracket, and a plurality of air holes are respectively opened on each cooling rib and the frame of the inner bracket, and adjacent Vertical air passages are formed between the heat dissipation ribs, and the air holes on the heat dissipation ribs face each other, and a plurality of heat dissipation holes corresponding to the air holes are respectively provided on the side frame bars of the metal frame. connected to the air passage.

As a preferred solution: the inner bracket has an accommodating groove for installing the main board of the mobile phone, and the plurality of cooling ribs are respectively installed in the accommodating groove.

As a preferred solution: the plurality of cooling ribs have a height of 1.8-2.1mm.

As a preferred solution: the inner side of the side frame strip of the metal frame is provided with a fixing groove for fixing the inner bracket when die-casting with the inner bracket.

As a preferred solution: the inner side of the side frame strip of the metal frame is provided with a positioning protrusion for fixing the inner bracket when die-casting with the inner bracket.

As a preferred solution: the plurality of cooling ribs are divided into upper and lower groups, the vertical air channels formed by the two groups of cooling ribs correspond to each other, and a horizontal air channel is formed between the two groups of cooling ribs. The flow channel communicates with the transverse air flow channel.

Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be known from the above-mentioned technical scheme that by integrally die-casting the inner bracket into the metal, an accommodating place for installing the main board of the mobile phone is arranged on the inner bracket. A plurality of heat dissipation ribs are set in the accommodation groove, air holes are set on each heat dissipation rib, and heat dissipation holes are set on the side frame bars of the metal frame, so that the heat dissipation holes communicate with the air holes and the vertical air flow channel, so that The heat emitted by the mobile phone components in the metal frame can be dissipated in time through the cooling holes and air flow channels to avoid heat accumulation, reduce the operating temperature of the mobile phone, and prolong the service life of the mobile phone.

In order to more clearly illustrate the structural features and functions of the utility model, it will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the overall schematic diagram of the middle board of the mobile phone of the present invention;

Fig. 2 is the three-dimensional schematic diagram of the metal frame of the present utility model;

Fig. 3 is a three-dimensional schematic diagram of the inner support of the utility model;

FIG. 4 is an enlarged schematic diagram of M in FIG. 3 .

Explanation of the accompanying drawings :

10. Metal frame 11. Side frame strips

111. Fixing groove 112. Positioning protrusion

12. Accommodating space 13. Cooling holes

20. Inner support 21. Accommodating tank

22. Radiation ribs 221. Air holes

23. Vertical air flow channel 24. Horizontal air flow channel.

detailed description

As shown in Figures 1 to 4, the utility model is an integrated die-casting type rapid heat dissipation mobile phone middle plate, including a metal frame 10 and an inner bracket 20 integrally die-cast in the metal frame 10, wherein:

The metal frame 10 has four side frame strips 11, and the four side frame strips 11 enclose and form an accommodating space 12 for placing an inner bracket 20; the inner bracket 20 is located in the accommodating space 12, and the inner bracket 20 has An accommodating groove 21 for installing the main board of the mobile phone. In the accommodating groove 21, a plurality of heat dissipation ribs 22 with a height of 1.8-2.1 mm are vertically distributed in parallel, on each heat dissipation rib 22 and on the frame of the inner bracket 20 A plurality of air holes 221 are respectively opened, and vertical air passages 23 are formed between adjacent heat dissipation ribs 22. The air holes 221 on each heat dissipation rib 22 are facing each other, and are respectively provided on the side frame bars 11 of the metal frame 10. A plurality of heat dissipation holes 13 corresponding to the air holes 221, the heat dissipation holes 13 communicate with the air holes 221 and the vertical air flow channel 23; The air flow channels 23 correspond to each other, and a horizontal air flow channel 24 is formed between the two sets of cooling ribs 22. The above-mentioned vertical air flow channel 23 communicates with the horizontal air flow channel 24; The inner side is provided with a fixing groove 111 and a positioning protrusion 112 for fixing the inner bracket 20 when die-casting with the inner bracket 20 .

The key point of the design of this utility model is that by integrally die-casting the inner bracket into the metal, an accommodating groove for installing the main board of the mobile phone is arranged on the inner bracket, and a plurality of cooling ribs are arranged in the accommodating groove, and each cooling rib Air holes are set, and heat dissipation holes are set on the side frame of the metal frame, so that the heat dissipation holes communicate with the air holes and the vertical air flow channel, so that the heat emitted by the mobile phone components in the metal frame can be dissipated in time through the heat dissipation holes and air flow channels , to avoid heat accumulation, reduce the operating temperature of the mobile phone, and prolong the service life of the mobile phone.

The above are only preferred embodiments of the present utility model, and are not intended to limit the technical scope of the present utility model. Therefore, any minor modifications, equivalent changes and equivalent changes made to the above embodiments according to the technical essence of the present utility model Modifications still belong to the scope of the technical solution of the utility model.

Claims (6)

1. plate in an integrated die-casting formula quick heat radiating type mobile phone, it is characterised in that: including metal frame and the integrated die-casting inner support in metal frame, this metal frame has four side frame bars, and these four side frame bars enclose the accommodation space being configured to for placing inner support；This inner support is positioned in accommodation space, the most parallel on this inner support a plurality of vent rib is distributed, a plurality of pore is offered respectively on every vent rib and on inner support frame, vertical air flow channel is formed between adjacent vent rib, pore on each vent rib is opposite to each other, and on the side frame bar of metal frame, it being respectively arranged with a plurality of louvres corresponding with pore, this louvre is connected with pore and vertical air flow channel.

Plate in integrated die-casting formula quick heat radiating type mobile phone the most according to claim 1, it is characterised in that: having one for installing the storage tank of cell phone mainboard on described inner support, above-mentioned a plurality of vent ribs are respectively arranged in this storage tank.

Plate in integrated die-casting formula quick heat radiating type mobile phone the most according to claim 1, it is characterised in that: described a plurality of vent rib height are 1.8-2.1mm.

Plate in integrated die-casting formula quick heat radiating type mobile phone the most according to claim 1, it is characterised in that: it is provided with the fixing groove for fixing inner support during with inner support die cast inside the side frame bar of described metal frame.

Plate in integrated die-casting formula quick heat radiating type mobile phone the most according to claim 1, it is characterised in that: it is provided with the positioning convex for fixing inner support during with inner support die cast inside the side frame bar of described metal frame.

Plate in integrated die-casting formula quick heat radiating type mobile phone the most according to claim 1, it is characterized in that: described a plurality of vent ribs are divided into upper and lower two groups, the vertical air flow channel of two groups of vent rib formation corresponds to each other, being formed with a lateral airflow road between two groups of vent ribs, above-mentioned vertical air flow channel connects with this lateral airflow road.