CN219320733U - Mini host - Google Patents

Abstract

The utility model relates to the technical field of network security, in particular to a mini-host, which comprises an outer shell, a core plate, an auxiliary plate, a first heat dissipation component and a second heat dissipation component, wherein a cover plate is detachably arranged at the bottom of the outer shell, the core plate and the auxiliary plate are arranged in the outer shell side by side along the height direction of the outer shell, the front surface of the auxiliary plate is respectively and electrically connected with a battery, a 5G module, a wireless network module and a solid state disk, the side surface of the outer shell is respectively provided with an antenna I and an antenna II, the antenna I is electrically connected with the wireless network module, the antenna II is electrically connected with the 5G module, the front surface of the core plate is electrically connected with a CPU, the first heat dissipation component is arranged in the outer shell adjacently to the CPU, the second heat dissipation component is arranged in the outer shell adjacently to the 5G module, and the first heat dissipation component and the second heat dissipation component are electrically connected with the battery.

Description

Mini host

Technical Field

The utility model relates to the technical field of network security, in particular to a mini-host.

Background

The SASE is totally called as 'Secure Access Service Edge', chinese can be called as 'secure access service edge', is a new architecture integrating network and security, and has the characteristics of identity driving, cloud protogenesis, supporting all edges (WAN, cloud, mobile, edge computing), global distribution and the like.

Whether in office scenes such as traditional office, remote office and the like or business protection scenes, SASE can guide the flow to be protected to the POP point (access point) nearest to the final entity position in various modes to perform security policy processing, so that enterprise security office and business security are realized, enterprise data asset security is protected, and office efficiency is not affected.

The main board area of the existing SASE equipment main machine is large due to compatibility of storage and various network modules, so that the whole main machine is large in size and inconvenient to put and carry, and meanwhile, the main machine is always required to be powered by an external power supply, so that mobile use of the main machine is definitely limited, and therefore, how to provide the main machine which is small in size and convenient to put and move is a technical problem to be solved urgently by a person skilled in the art.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a mini-host which is small in size and convenient to put and move.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mini host computer, includes shell body, core board, subplate, radiator unit first, radiator unit second, shell body bottom detachably is equipped with the apron, core board and subplate set up in the shell body side by side along shell body direction of height, the subplate openly is electrically connected with battery, 5G module, wireless network module and solid state disk respectively, shell body side is equipped with antenna first and antenna second respectively, antenna first is connected with wireless network module electricity, antenna second is connected with 5G module electricity, core board and subplate electricity are connected, core board front electricity is connected with the CPU, radiator unit first sets up in the shell body with the CPU is adjacent, radiator unit first is used for replacing the CPU heat dissipation, radiator unit second sets up in the shell body with 5G module is adjacent, radiator unit second is used for replacing the 5G module heat dissipation, radiator unit first and radiator unit second are all connected with the battery electricity.

Preferably, the outer shell comprises an upper shell and a lower shell with opposite openings, the upper shell and the lower shell are mutually enclosed, the core plate is arranged in the upper shell, and the auxiliary plate is arranged in the lower shell.

Preferably, the core plate is arranged adjacent to the auxiliary plate, the front of the auxiliary plate faces the bottom of the outer shell, the front of the core plate faces the top of the outer shell, and the cover plate is detachably covered on the bottom of the outer shell.

Preferably, the subplate openly is equipped with 5G module slot, the subplate is equipped with the standing groove in 5G module slot department adjacently, the standing groove sets up along 5G module slot orientation, movably be equipped with the fixed block in the standing groove, fixed block one end cover is equipped with the fixed screw, the fixed block is worn out to the fixed screw bottom and is connected with the standing groove bottom middle section, the fixed block other end is equipped with the mounting hole.

Preferably, the first heat dissipation assembly comprises a first centrifugal fan and a first heat dissipation plate, an air inlet is formed in the top of the upper shell, the first centrifugal fan is arranged in the upper shell, an air inlet end of the top of the first centrifugal fan faces the first air inlet, a heat dissipation part is correspondingly arranged on the inner side of the upper shell at an air outlet end of one side face of the centrifugal fan, an air channel is formed in one side, adjacent to the air outlet end of the first centrifugal fan, of the heat dissipation part along the length direction of the heat dissipation part, a plurality of notches communicated with one end, far away from the first centrifugal fan, of the air channel are formed in the outer side of the upper shell, the air channels and the notches are distributed along the width direction of the heat dissipation part, the notches and the air channels are in one-to-one correspondence, the first heat dissipation plate is arranged between the heat dissipation part and the CPU, one side of the heat dissipation plate is in butt joint with the heat dissipation part, and the other side of the heat dissipation plate is in butt joint with the CPU.

Preferably, the second heat dissipation assembly comprises a second centrifugal fan and a second heat dissipation plate, the second heat dissipation plate is arranged in the lower shell and is abutted to the G module, a plurality of heat dissipation fins are arranged on the second heat dissipation plate side by side, two adjacent heat dissipation fins are arranged at intervals, a plurality of heat dissipation fins form a heat dissipation fin group, the heat dissipation fin group is provided with a mounting groove on the second heat dissipation plate, a cushion block is arranged at the bottom of the mounting groove, the second centrifugal fan is arranged in the mounting groove, the bottom of the second centrifugal fan is abutted to the cushion block, the air outlet end of the second side surface of the centrifugal fan is communicated with the air outlet end of the heat dissipation fin group, an air inlet second communicated with the air inlet end of the heat dissipation fin group is formed in one side of the lower shell, and an air outlet communicated with the air outlet end of the heat dissipation fin group is formed in the other side of the lower shell.

Preferably, the side surface of the core plate is provided with a plurality of data sockets, and the side surface of the upper shell is provided with a plurality of openings corresponding to the data sockets.

Preferably, the first antennas are two and distributed on one side of the upper housing along the width direction of the upper housing.

Preferably, the second antenna is provided with four antennas and is distributed on one side of the lower housing along the width direction of the lower housing.

Preferably, the outer shell is made of metal.

(III) beneficial effects

The beneficial effects of the utility model are as follows: through the core board with components and parts such as CPU and the subplate that is equipped with various module slots with the mainboard split to greatly reduced the area of mainboard, so that reduce the holistic size of host computer, set up the battery simultaneously in the host computer and supply power for each subassembly, make the host computer can compromise outdoor removal use, promote the putting and the removal convenience of host computer.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and together with the embodiments of the utility model and do not constitute a limitation to the utility model, and in which:

FIG. 1 is an exploded view of the overall utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view at B in FIG. 1;

FIG. 4 is a cross-sectional view of the entirety of the present utility model;

FIG. 5 is a schematic view of the appearance of a sub-board, a 5G module, a wireless network module and a solid state disk mounted thereon according to the present utility model;

fig. 6 is a schematic view of the whole appearance of the present utility model.

In the figure: the air conditioner comprises a shell body 1, an upper shell body 11, an air inlet I110, a heat dissipation part 111, an air channel 112, a lower shell body 12, a cover plate 120, an air inlet II 121, an air outlet 122, an antenna I13, an antenna II 14, a core board 2, a secondary board 3, a battery 31, a module 325G, a wireless network module 33, a solid state disk 34, a placing groove 35, a fixing block 36, a mounting hole 360, a fixing screw 37, a centrifugal fan I4, a heat dissipation plate I41, a centrifugal fan II 5, a heat dissipation plate II 51, a heat dissipation fin 52, a mounting groove 53 and a cushion block 54.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, a mini-host comprises an outer shell 1, a core board 2, a secondary board 3, a first heat dissipation component and a second heat dissipation component, wherein a cover plate 120 is detachably arranged at the bottom of the outer shell 1, the core board 2 and the secondary board 3 are arranged in the outer shell 1 side by side along the height direction of the outer shell 1, the front surface of the secondary board 3 is respectively and electrically connected with a battery 31, a 5G module 32, a wireless network module 33 and a solid state disk 34, the side surface of the outer shell 1 is respectively and detachably provided with an antenna I13 and an antenna II 14, the antenna I13 is electrically connected with the wireless network module 33, the antenna II 14 is electrically connected with the 5G module 32, the core board 2 is electrically connected with the secondary board 3, the front surface of the core board 2 is electrically connected with a CPU, the first heat dissipation component is arranged in the outer shell 1 adjacently to the CPU, the first heat dissipation component is used for dissipating heat of the CPU, the second heat dissipation component is arranged in the outer shell 1 adjacently to the 5G module 32, the second heat dissipation component is used for the 5G module 32, and the first heat dissipation component and the second heat dissipation component are electrically connected with the battery 31.

Specifically, the battery 31 can provide power for the core board 2, the auxiliary board 3, the first heat dissipation component and the second heat dissipation component respectively during use, and the host can receive or transmit wireless network signals through the first antenna 13 and the wireless network module 33 during operation of the host, so that the host can establish a secure network for users during indoor use; the host may also connect to the 5G network signals of the base station through antenna two 14 and 5G module 32 so that the user uses the high speed network outdoors through the host connection.

In one embodiment, the first heat dissipation component and the second heat dissipation component are large-area metal heat absorption plates, and heat generated by the CPU and the 5G module 32 is conducted to the corresponding first heat dissipation component and the second heat dissipation component, so that heat dissipation of the CPU and the 5G module 32 is realized; according to the utility model, the traditional main board is split into the core board 2 with components such as a CPU and the auxiliary board 3 provided with various module slots, so that the area of the traditional main board is greatly reduced, the whole size of the host is reduced, the miniaturized improved design of the host is effectively realized, and the placement and movement convenience of the host are improved.

Further, the outer case 1 includes an upper case 11 and a lower case 12 opposite in opening, the upper case 11 and the lower case 12 are enclosed with each other, the core plate 2 is provided in the upper case 11, and the sub-plate 3 is provided in the lower case 12.

Further, the core plate 2 is disposed adjacent to the auxiliary plate 3, the auxiliary plate 3 faces the bottom of the outer casing 1, the core plate 2 faces the top of the outer casing 1, and the cover plate 120 is detachably covered on the bottom of the outer casing 1.

Specifically, one surface of the core board 2 provided with components is a front surface, the other surface is a back surface, one surface of the auxiliary board 3 provided with the module slot is a front surface, and the other surface is a back surface; the back surface of the core plate 2 and the back surface of the auxiliary plate 3 are oppositely and closely arranged, so that the electric wires in the host machine are arranged, the inner space of the outer shell is utilized to the maximum extent, and the volume of the host machine is further reduced.

In this embodiment, since the length and width dimensions of the inner side of the host are similar to and slightly larger than those of the core board 2 and the auxiliary board 3, meanwhile, some clamping structures are required to be added to various sockets on the side surface of the core board 2 on the inner side surface of the outer shell 1, so if the integrated outer shell 1 is adopted, the auxiliary board 3 is blocked by the clamping structures during installation, the installation and placement of the auxiliary board 3 are inconvenient, and the outer shell 1 is divided into an upper shell 11 and a lower shell 12, so that the installation conflict can be effectively avoided. When each component is installed, the auxiliary board 3 can be installed in the lower shell 12, then the core board 2 is installed in the upper shell 11, and finally the lower shell 12 and the upper shell 11 are spliced in a surrounding way; the user only needs to open the apron 120 of shell body 1 bottom, can take off the module that corresponds on the subplate 3 and change to the user changes the solid state disk 34 etc. of 4G module, change different storage capacity with 5G module 32 according to the user demand, has promoted the use experience greatly.

Further, the front of the auxiliary board 3 is provided with a 5G module slot, the auxiliary board 3 is adjacently provided with a placing groove 35 at the 5G module slot, the placing groove 35 is arranged along the direction of the 5G module slot, a fixed block 36 is movably arranged in the placing groove 35, one end of the fixed block 36 is sleeved with a fixed screw 37, the bottom end of the fixed screw 37 penetrates out of the fixed block 36 to be connected with the middle section at the bottom of the placing groove 35, and the other end of the fixed block 36 is provided with a mounting hole 360.

Specifically, one end of the placing groove 35 close to the 5G module 32 is a first end, one end of the placing groove 35 far away from the 5G module 32 is a second end, the other end of the fixing block 36 is positioned at the second end of the placing groove 35 in a normal state, when the fixing block is used by a user, the fixing screw 37 is firstly rotated and removed, then the inserting end of the 5G module 32 is inserted into the 5G module slot, then the other end of the 5G module 32 is placed on the fixing block 36, at the moment, the hole position of the other end of the 5G module 32 is aligned with the screwing hole of the fixing screw 37, and the other end of the 5G module 32 can be fixed on the mounting hole 360 by screwing the fixing screw 37 again by the user; because the size of the 4G module is smaller than that of the 5G module 32, the distance between the plugging end and the hole site at the other end is smaller, when the user wants to replace the 5G module 32 with the 4G module, the fixing screw 37 needs to be rotated first to disengage the fixing screw 37 from the bottom of the placement groove 35, then the fixing block 36 is taken out from the placement groove 35, then the fixing block 36 is rotated around the fixing screw 37 to enable one end of the fixing block 36 provided with the mounting hole 360 to face the 5G module slot, then the fixing block 36 is placed in the placement groove 35 again, and the one end of the fixing block 36 provided with the mounting hole 360 is located above the first end of the placement groove 35, finally the fixing screw 37 is rotated again to enable the fixing screw 37 to be connected with the middle section at the bottom of the placement groove 35 again, so that the orientation adjustment of the fixing block 36 is completed, and at this time, the distance between the mounting hole 360 and the 5G module slot is shortened, and the 4G module can be mounted.

Further, the first heat dissipating component comprises a first centrifugal fan 4 and a first heat dissipating plate 41, an air inlet 110 is formed in the top of the upper shell 11, the first centrifugal fan 4 is arranged in the upper shell 11, the air inlet end of the top of the first centrifugal fan 4 faces the first air inlet 110, a heat dissipating part 111 is correspondingly arranged at the air outlet end of the side face of the first centrifugal fan 4 on the inner side of the upper shell 11, an air channel 112 is formed in one side, adjacent to the air outlet end of the first centrifugal fan 4, of the heat dissipating part 111 in the length direction of the heat dissipating part 111, a plurality of notches are formed in the outer side of the upper shell 11, the air channel 112 and the notches are communicated with one end, far away from the first centrifugal fan 4, of the air channel 112 are distributed in the width direction of the heat dissipating part 111, the notches and the air channel 112 are in one-to-one correspondence, the first heat dissipating plate 41 is arranged between the heat dissipating part 111 and the CPU, one surface of the first heat dissipating plate 41 is abutted against the heat dissipating part 111, and the other surface of the heat dissipating plate 41 is abutted against the CPU.

In this embodiment, the heat dissipation portion 111 and the upper housing 11 are both made of metal, the heat generated by the CPU is transferred to the first heat dissipation plate 41, and the first heat dissipation plate 41 transfers the heat to the heat dissipation portion 111 and the upper housing 11 in turn, so as to increase the heat dissipation area of the CPU and improve the heat dissipation efficiency, and meanwhile, the first centrifugal fan 4 may be started, the first centrifugal fan 4 will suck the external air through the first air inlet 110 at the top of the first centrifugal fan, blow the air from the air outlet end of the side of the first centrifugal fan into the air duct 112, and the air will flow along the air duct 112 and flow out from the notch to the outside, so that the heat of the heat dissipation portion 111 is taken away by the air, and the heat dissipation efficiency of the CPU is further improved.

Further, the second heat dissipation assembly comprises a second centrifugal fan 5 and a second heat dissipation plate 51, the second heat dissipation plate 51 is arranged in the lower shell 12 and is abutted to the 5G module 32, a plurality of heat dissipation fins 52 are arranged on the second heat dissipation plate 51 side by side, two adjacent heat dissipation fins 52 are arranged at intervals, a plurality of heat dissipation fins 52 form a heat dissipation fin group, a mounting groove 53 is formed in the second heat dissipation plate 51, a cushion block 54 is arranged at the bottom of the mounting groove 53 in the second heat dissipation fin group, the second centrifugal fan 5 is arranged in the mounting groove 53, the bottom of the second centrifugal fan 5 is abutted to the cushion block 54, the air outlet end of the side face of the second centrifugal fan is communicated with the air outlet end of the heat dissipation fin group, an air inlet second 121 communicated with the air inlet end of the heat dissipation fin group is formed in one side of the lower shell 12, and an air outlet 122 communicated with the air outlet end of the heat dissipation fin group is formed in the other side of the lower shell 12.

Specifically, the flat structure of the centrifugal fan and the characteristic of side air outlet can better adapt to the design thought of flattening the outer shell 1, so that the thickness of the outer shell 1 is further reduced, and the portability of the mini-host is improved; the two ends of the radiating fin group in the length direction are respectively an air inlet end and an air outlet end of the radiating fin group, one end which faces the same direction as the air outlet end of the centrifugal fan II 5 is the air outlet end of the radiating fin group, and the other end is the air inlet end; the cushion block 54 can raise the second centrifugal fan 5, so that the air inlet end at the bottom of the second centrifugal fan 5 is prevented from being directly abutted against the bottom of the mounting groove 53, and the second centrifugal fan 5 is prevented from sucking air.

In the embodiment, the second centrifugal fan 5 is arranged in the mounting groove 53 in a cushioning manner, so that the space occupation of the cooling fan on the lower shell 12 can be effectively reduced, the space utilization rate is improved, and the thickness of the lower shell 12 is reduced; the heat generated by the 5G module 32 is sequentially transferred to the second heat radiating plate 51 and the second heat radiating fins 52, the heat radiating area is increased through the second heat radiating fins 52, meanwhile, after the second centrifugal fan 5 is started, external air can be sucked through the second air inlet 121, the external air flows in from the air inlet end of the second heat radiating fins and flows to the second centrifugal fan 5 along the second heat radiating fins, the second centrifugal fan 5 drives the external air to flow out along the air outlet end of the second heat radiating fins, and finally the external air is discharged to the outside through the air outlet 122, so that the heat of the second heat radiating plate 51 and the second heat radiating fins is taken away through the flowing air, and the 5G module 32 is further assisted in cooling.

Further, the side surface of the core plate 2 is provided with a plurality of data sockets, and the side surface of the upper case 11 is provided with a plurality of openings corresponding to the data sockets.

Specifically, the types of the data sockets include USB sockets, network cable sockets, type-c sockets and TF/SD memory card sockets, so that a user can use a data line to connect a host to access files or charge the host, and meanwhile, the host can conveniently connect the Internet through the network cable or read storage files through the TF memory card.

Further, the antennas 13 are provided in two and distributed on one side of the upper case 11 in the width direction of the upper case 11.

Further, the antennas two 14 are provided in four and distributed on one side of the lower case 12 in the width direction of the lower case 12.

Specifically, the combination of the first antennas 13 and the second antennas 14 can effectively reduce dead angles of signal receiving and transmitting, and improve the efficiency of signal receiving and transmitting.

Further, the outer case 1 is made of metal.

Specifically, the outer casing 1 is preferably made of aluminum alloy, so as to achieve both hardness and heat conductivity, and ensure that the outer casing 1 has appropriate mechanical properties and auxiliary heat dissipation capability.

In summary, in order to reduce the area of the main board, the utility model redesigns the traditional main board, and is divided into the core board 2 and the auxiliary board 3, and the back surface of the core board 2 and the back surface of the auxiliary board 3 are oppositely arranged, so as to optimize the electric wire arrangement in the host, maximally utilize the inner space of the outer shell of the host, reduce the whole size of the host, realize the miniaturized improved design of the host, make the host convenient to put and carry, and simultaneously set up the battery 31 in the host to supply power for each component, so that the host can be used in outdoor mobile mode; the upper shell 11 and the lower shell 12 are made of aluminum alloy materials with excellent heat conducting performance, heat generated by a CPU is sequentially transferred to the first heat radiating plate 41 and the heat radiating part 111, finally, the heat is transferred to the upper shell 11 through the heat radiating part 111, heat generated by the 5G module 32 is sequentially transferred to the second heat radiating plate 51 and the heat radiating fin group, and finally, the heat is diffused to the lower shell 12, so that the heat radiating areas of the CPU and the 5G module 32 are increased, heat radiating efficiency is improved, meanwhile, the first centrifugal fan 4 can suck external air through the first air inlet 110, then the air is blown out from the air outlet end into the air channel 112, the air flows in the air channel 112 and flows out from one end far away from the first centrifugal fan 4, heat of the heat radiating part 111 is taken away through the air, heat radiating efficiency of the CPU is further improved, the second centrifugal fan 5 can suck external air through the second air inlet 121, the external air is driven to flow along the heat radiating fin group, finally, the external air is discharged to the outside through the air outlet 122, the heat radiating plate 51 and the heat radiating fin group are taken away through the flowing air, the heat radiating fins are further assisted by the 5G module 32, the core plate 2 and the auxiliary plate 3 are ensured to work in a proper temperature interval, and the service life of a host is prolonged.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. A mini-host, comprising: the heat-dissipating device comprises an outer shell (1), a core plate (2), a subsidiary plate (3), a first heat-dissipating component and a second heat-dissipating component;

the novel portable electronic device is characterized in that a cover plate (120) is detachably arranged at the bottom of the outer shell (1), the core plate (2) and the auxiliary plate (3) are arranged in the outer shell (1) side by side along the height direction of the outer shell (1), a battery (31), a 5G module (32), a wireless network module (33) and a solid state disk (34) are electrically connected to the front face of the auxiliary plate (3) respectively, an antenna I (13) and an antenna II (14) are arranged on the side face of the outer shell (1) respectively, the antenna I (13) is electrically connected with the wireless network module (33), the antenna II (14) is electrically connected with the 5G module (32), and the core plate (2) is electrically connected with the auxiliary plate (3);

the front side of the core board (2) is electrically connected with a CPU, the first heat dissipation component is arranged in the outer shell (1) adjacent to the CPU, and the first heat dissipation component is used for dissipating heat for the CPU;

the second heat dissipation component is arranged in the outer shell (1) adjacent to the 5G module (32), and is used for dissipating heat for the 5G module (32);

the first heat dissipation component and the second heat dissipation component are electrically connected with the battery (31).

2. A mini-host according to claim 1, wherein the outer housing (1) comprises an upper housing (11) and a lower housing (12) with opposite openings, the upper housing (11) and the lower housing (12) are mutually enclosed, the core plate (2) is arranged in the upper housing (11), and the auxiliary plate (3) is arranged in the lower housing (12).

3. A mini-host according to claim 1, wherein the core board (2) is arranged adjacent to the auxiliary board (3), the front of the auxiliary board (3) faces the bottom of the outer casing (1), the front of the core board (2) faces the top of the outer casing (1), and the cover board (120) is detachably covered on the bottom of the outer casing (1).

4. A mini-host according to claim 1, characterized in that the front of the auxiliary board (3) is provided with a 5G module slot, the auxiliary board (3) is adjacently provided with a placing groove (35) at the 5G module slot, the placing groove (35) is arranged along the direction of the 5G module slot, a fixing block (36) is movably arranged in the placing groove (35), one end of the fixing block (36) is sleeved with a fixing screw (37), the bottom end of the fixing screw (37) penetrates out of the fixing block (36) to be connected with the middle section at the bottom of the placing groove (35), and the other end of the fixing block (36) is provided with a mounting hole (360).

5. A mini-host according to claim 2, wherein the first heat sink assembly comprises a first centrifugal fan (4) and a first heat sink plate (41);

the top of the upper shell (11) is provided with an air inlet I (110), the centrifugal fan I (4) is arranged in the upper shell (11), the air inlet end at the top of the centrifugal fan I (4) faces the air inlet I (110), the inner side of the upper shell (11) is correspondingly provided with a heat dissipation part (111) at the air outlet end of the side face of the centrifugal fan I (4), one side of the heat dissipation part (111) adjacent to the air outlet end of the centrifugal fan I (4) is provided with an air channel (112) along the length direction of the heat dissipation part (111), the outer side of the upper shell (11) is provided with a plurality of notches communicated with one end, far away from the centrifugal fan I (4), of the air channel (112) and the notches are distributed along the width direction of the heat dissipation part (111), and the notches and the air channel (112) are arranged in one-to-one correspondence;

the first heat dissipation plate (41) is arranged between the heat dissipation part (111) and the CPU, one surface of the first heat dissipation plate (41) is abutted with the heat dissipation part (111), and the other surface of the first heat dissipation plate (41) is abutted with the CPU.

6. A mini-host according to claim 2, wherein the second heat dissipating assembly comprises a second centrifugal fan (5) and a second heat dissipating plate (51);

the heat radiation plate II (51) is arranged in the lower shell (12) and is abutted with the 5G module (32), a plurality of heat radiation fins (52) are arranged on the heat radiation plate II (51) side by side, two adjacent heat radiation fins (52) are arranged at intervals, a plurality of heat radiation fins (52) form a heat radiation fin group, an installation groove (53) is formed in the heat radiation fin group on the heat radiation plate II (51), a cushion block (54) is arranged at the bottom of the installation groove (53) in the heat radiation plate II (51), the centrifugal fan II (5) is arranged in the installation groove (53), the bottom of the centrifugal fan II (5) is abutted with the cushion block (54), the air outlet end of the side face of the centrifugal fan II (5) is communicated with the air outlet end of the heat radiation fin group, a second air inlet (121) communicated with the air inlet end of the heat radiation fin group is formed in one side of the lower shell (12), and an air outlet (122) communicated with the air outlet end of the heat radiation fin group is formed in the other side of the lower shell (12).

7. A mini-host according to claim 2, wherein the side of the core board (2) is provided with a plurality of data sockets, and the side of the upper housing (11) is provided with a plurality of openings corresponding to the data sockets.

8. A mini-host according to claim 2, wherein the first antenna (13) is provided in two and is distributed on one side of the upper housing (11) in the width direction of the upper housing (11).

9. A mini-host according to claim 2, wherein the second antenna (14) has four antennas and is distributed on one side of the lower housing (12) along the width direction of the lower housing (12).

10. A mini-host according to claim 1, wherein the outer housing (1) is of metal.

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