CN217521555U - Portable small-sized machine box - Google Patents

Abstract

The utility model provides a portable small-sized case, which comprises a case body shell, a main board and a power supply, wherein the main board and the power supply are arranged in the case body shell; the power supply is arranged on the front surface of the mainboard in parallel or is vertically arranged on the outer side of any side wall of the mainboard, and at least three side walls of the mainboard are attached to the inner wall of the box body shell; the middle part of the mainboard is provided with a CPU, and the surface of the front surface of the mainboard, which is close to the CPU, is provided with a first heat dissipation device; the outer wall of the box body shell is provided with a handle for carrying. By the mode, the space utilization efficiency in the case can be effectively improved, the case volume is effectively reduced through a reasonable arrangement mode under the condition that the functional modules are not reduced, a better heat dissipation effect is achieved, the case is more convenient to carry, and the requirement of practical application can be met.

Description

Portable small-sized machine box

Technical Field

The utility model relates to a quick-witted case technical field especially relates to a portable small-size machine case.

Background

The traditional case is inconvenient to carry due to large volume, is difficult to fully meet the use requirements of people, and further hastens the development of small portable small cases. However, most of the existing portable small-sized chassis are designed by reducing the size of the functional module or the functional module, and the performance of the product is inevitably sacrificed while the size of the chassis is reduced, which affects the use experience of the consumer. Based on this, it is necessary to improve the utilization rate of the chassis space through more reasonable spatial arrangement under the condition that the product performance is not affected, so as to meet the requirements of practical application.

The patent with publication number CN214751737U discloses a small-size case structure, and this patent is through setting up the locating plate between quick-witted case front bezel and back plate to split into left cavity and right cavity with the box, install power and MATX mainboard respectively in the both sides of locating plate again, thereby effectively utilized the interior aperture of quick-witted case, further reduced the volume of quick-witted case. However, in the patent, the power supply and the main board are respectively arranged in the two cavities of the chassis, and the heat dissipation device is arranged on one side of the power supply, so that although the structural compactness of the cavity in which the power supply is arranged can be improved, the space utilization rate of the cavity in which the main board is arranged is still low; meanwhile, the heat dissipation devices in the chassis are all arranged on one side of the power supply, so that the CPU on one side of the mainboard is difficult to be directly and effectively dissipated, the heat dissipation effect is poor, and the practical application of the product is influenced; moreover, the case is not convenient to carry because the case is not provided with a structure convenient to carry.

In view of the above, there is a need for an improved portable small-sized housing to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To overcome the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a portable mini-chassis. Through with power parallel arrangement in the front of mainboard or set up perpendicularly in the outside of the arbitrary lateral wall of mainboard makes the at least three lateral wall of mainboard with the inner wall of box shell laminates mutually to directly set up heat abstractor on the CPU surface, set up the handle simultaneously on the outer wall of box shell, can the space of rational utilization quick-witted incasement, effectively reduce quick-witted case volume through reasonable mode of arranging under the condition that does not reduce functional module, reach better radiating effect simultaneously, and portable more.

In order to achieve the purpose, the utility model provides a portable small-sized case, which comprises a case body shell, a main board and a power supply, wherein the main board and the power supply are arranged in the case body shell; the power supply is arranged on the front surface of the mainboard in parallel or is vertically arranged on the outer side of any side wall of the mainboard, and at least three side walls of the mainboard are attached to the inner wall of the box body shell; the CPU is arranged in the middle of the mainboard, and the surface, close to the CPU, of the front surface of the mainboard is provided with a first heat dissipation device; and a handle for carrying is arranged on the outer wall of the box body shell.

As a further improvement, the two ends of the handle are connected with the box shell in a rotating way, and the outer wall of the box shell is also provided with a containing groove for containing the handle.

As a further improvement of the present invention, a plurality of data interfaces are disposed on the same side of the front surface of the motherboard as the interface of the power supply; the box body shell is provided with an opening for the data interface and the interface of the power supply to be connected with a circuit, and the box body shell is also provided with a plurality of heat dissipation holes.

As a further improvement of the utility model, work as the power parallel arrangement in during the front of mainboard, the back of mainboard is provided with the network card, the power with the network card all is close to the lateral wall setting of mainboard.

As a further improvement of the utility model, the back of the motherboard is also provided with a hot plug solid state hard disk; the hot-plug solid state disk comprises a first solid state disk and a second solid state disk, wherein the first solid state disk and the network card are arranged in a diagonal mode, and the second solid state disk and the first solid state disk are arranged side by side along the width direction of the network card.

As a further improvement of the utility model, work as the power set up perpendicularly in during the outside of arbitrary lateral wall of mainboard, insert in the PCI slot of mainboard and be equipped with the network card.

As a further improvement, the mainboard is positive the top with one side that data interface is relative is provided with two hot plug solid state hard drives, two perpendicularly hot plug solid state hard drives follow the length direction of bottom plate sets up relatively.

As a further improvement of the present invention, the first heat dissipation device includes two first heat dissipation fans disposed side by side on the surface of the CPU in a direction parallel to the motherboard; the front surface of the mainboard is also provided with a second heat dissipation device, and the second heat dissipation device comprises a second heat dissipation fan which is arranged outside the first heat dissipation fan along the direction perpendicular to the mainboard.

As a further improvement of the present invention, the second cooling fan and the first cooling fan are arranged in a staggered manner, so that the center of the second cooling fan is close to the edges of the two first cooling fans; one side of the second heat dissipation fan, which is close to the center of the first heat dissipation fan, is connected with the first heat dissipation fan through a first support, and one side of the second heat dissipation fan, which is far away from the first heat dissipation fan, is connected with the mainboard through a second support.

As a further improvement of the present invention, the second heat dissipation fan is kept away from one side of the first heat dissipation fan and the second heat dissipation fins are provided between the main boards.

The utility model has the advantages that:

(1) the utility model provides a portable small-size machine case, through with power parallel arrangement in the front of mainboard or set up perpendicularly in the outside of the arbitrary lateral wall of mainboard makes the at least three lateral wall of mainboard with the inner wall of box shell is laminated mutually, can the space of rational utilization machine incasement, shortens the length width height of quick-witted case as far as possible through reasonable mode of arranging under the condition that does not reduce functional module to effectively reduce the volume of quick-witted case, in order to satisfy practical application's demand. Meanwhile, the outer wall of the box body shell is provided with the handle, so that the portability of the case is further improved; and, in this handle can rotate and accomodate the groove of accomodating on the box shell, the occupied space is littleer when actually placing.

(2) The utility model provides a portable small-size machine case is through setting up first heat abstractor on the CPU surface to further set up second heat abstractor on first heat abstractor's basis, can utilize second radiator fan and second heat radiation fins's effect to accelerate thermal conduction and disperse, effectively improve quick-witted incasement portion's radiating efficiency.

(3) The utility model provides a portable small-size machine case has set up corresponding network card and solid state hard drive setting mode to the power mode of arranging of difference, can carry out make full use of to quick-witted incasement portion's space to reduce quick-witted case volume when guaranteeing quick-witted case performance.

Drawings

Fig. 1 is a schematic structural diagram of a portable small chassis provided in embodiment 1.

Fig. 2 is a schematic view of an internal structure of the portable small-sized enclosure provided in embodiment 1.

Fig. 3 is a schematic structural diagram of the front surface of the main board in the portable small computer case provided in embodiment 1.

Fig. 4 is a schematic structural diagram of the back side of the main board in the portable small computer case provided in embodiment 1.

Fig. 5 is a schematic structural diagram of the first heat dissipation device and the second heat dissipation device in the portable small chassis provided in embodiment 1.

Fig. 6 is a schematic structural diagram of a front surface of a main board when the portable small computer case provided in embodiment 1 does not include a power supply and a heat dissipation device.

Fig. 7 is a schematic structural diagram of the inside of the portable small cabinet provided in embodiment 2.

Fig. 8 is a schematic diagram of an arrangement structure of a motherboard, a power supply, a network card, and a hot-plug solid state disk inside a portable small chassis provided in embodiment 2.

Reference numerals

100. A portable mini-chassis; 10. a case body shell; 11. heat dissipation holes; 12. a handle; 13. a receiving groove; 20. a main board; 21. a CPU; 22. a data interface; 23. a back plate; 30. a power source; 31. a power interface; 40. a network card; 51. a first heat dissipation fan; 61. a second heat dissipation fan; 62. a second heat radiation fin; 63. a first support; 64. a second support; 71. a third heat radiation fan; 72. a third heat radiation fin; 81. a first solid state disk; 82. a second solid state disk; 90. a fourth heat radiation fan.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1-8, the present invention provides a portable mini-chassis 100, which includes a chassis housing 10, a main board 20 and a power supply 30 disposed in the chassis housing 10; the power supply 30 is arranged in parallel on the front surface of the motherboard 20 or is arranged vertically on the outer side of any side wall of the motherboard 20, and at least three side walls of the motherboard 20 are attached to the inner wall of the box casing 10; a CPU21 is arranged in the middle of the main board 20, and a first heat sink is arranged on the surface of the front surface of the main board 20 close to the CPU 21; the outer wall of the case body case 10 is provided with a handle 12 for carrying. So set up, can effectively improve the space utilization efficiency of quick-witted incasement, effectively reduce quick-witted case volume through reasonable mode of arranging under the condition that does not reduce functional module, reach better radiating effect simultaneously, and quick-witted case portable more can satisfy practical application's demand.

The portable mini-chassis 100 according to the present invention will be described with reference to specific embodiments.

Example 1

Referring to fig. 1-6, the present embodiment provides a portable small chassis, including a case housing 10 and a motherboard 20 disposed in the case housing 10, wherein a front surface and a back surface of the motherboard 20 respectively face a top plate and a bottom plate of the case housing 10, four side walls of the motherboard 20 are respectively attached to inner walls of side plates of the case housing 10, the front surface and the back surface of the motherboard 20 are respectively provided with a power supply 30 and a network card 40, the power supply 30 and the network card 40 are both disposed at positions close to the side walls of the motherboard 20 and are parallel to a plane where the motherboard 20 is located; the central portion of the main board 20 is provided with a CPU21, and the front surface of the main board 20 near the surface of the CPU21 is provided with a first heat sink.

With the arrangement, the length and the height of the interior of the box body shell 10 can be matched with the length and the width of the main board 20, and the length and the height of the case are reduced to the maximum extent; simultaneously, the power 30 that the volume is great relatively is set up in the front of mainboard 20 that also needs to occupy great space, the less network card 40 of volume then sets up alone at the back of mainboard 20, and directly set up heat abstractor on the surface of CPU21 that is located the mainboard 20 front, not only can make the space of mainboard 20 both sides all obtain effective utilization, effectively reduce the width of quick-witted case, can also improve the radiating effect to CPU21, thereby reduce quick-witted case volume by a wide margin when not influencing product performance, improve the portability of quick-witted case, in order to satisfy practical application's demand.

Specifically, as shown in fig. 1, the two ends of the handle 12 are rotatably connected to the box casing 10, and the outer wall of the box casing 10 is further provided with a storage groove 13 for accommodating the handle 12, so that the carrying is more convenient, the carrying is not required, the storage groove can be stored in the box casing 10 when the carrying is not required, and the occupied space is small when the carrying is actually performed.

Referring to fig. 2, the power supply 30 is disposed above the front surface of the motherboard 20 near the edge and electrically connected to the motherboard. If the longest side of the power supply 30 is defined as long, the second longest side is defined as wide, and the shortest side is defined as high, the length direction and the width direction of the power supply 30 are parallel to the length direction and the width direction of the motherboard 20, respectively, and the width of the chassis is shortened as much as possible while the space above the motherboard is reasonably utilized, so that the shortest side capable of accommodating the power supply is sufficient, and the volume of the chassis is further reduced. Meanwhile, the power interface 31 faces the outside of the motherboard 20 and is located on the same side as the data interface 22 on the motherboard 20, so as to facilitate the circuit connection. The types of the data interface 22 include PS/2, COM, CONN, LTP, USB, UB and audio interface. Further, an HDMI interface and a DVI interface are provided on the same side as the power interface 31 and the data interface 22. In other embodiments of the present invention, the type and number of the data interfaces 22 can be adjusted as needed; meanwhile, an opening for connecting the data interface 22 and the power supply 30 via wires is also disposed at a corresponding position on the box casing 10.

More specifically, be provided with the mount that is used for fixed mainboard 20 at the inner wall of box shell 10, this mount can be integrative frame-type, also can constitute by four mountings, make four angles of mainboard 30 can through screw and the detachable connection of mount can, the utility model discloses do not specifically prescribe a limit to its structure. The power supply 30 may be detachably mounted above the motherboard 20 by providing a bracket connected to the motherboard 20, or the power supply 30 may be fixed above the front surface of the motherboard 20 by providing a detachable bracket or a stopper at a position corresponding to the power supply 30 inside the box housing 10. So set up, be equivalent to setting up power 30 and mainboard 20 in same cavity, make full use of the positive space of mainboard 20, effectively reduced the volume of quick-witted case.

As can be seen by referring to fig. 2 and fig. 4, the network card 40 is disposed on the back of the motherboard 20 corresponding to the power supply 30, the first solid state disk 81 is disposed on the back of the motherboard 20 at a diagonal position to the network card 40, and the second solid state disk 82 is disposed along the width direction of the network card 40 and parallel to the first solid state disk 81; a back plate 23 is further disposed in an area surrounded by the network card 40, the first solid state disk 81 and the second solid state disk 82. By the arrangement, the network card 40, the backboard 23, the first solid state disk 81 and the second solid state disk 82 with small thickness can be uniformly distributed at the bottom of the mainboard 20, the space on the back of the mainboard 20 is fully utilized, and the comprehensiveness of functions is still ensured while the size of the case is reduced.

Wherein, network card 40 and solid state hard drive are fixed in corresponding the position through the support respectively, and the support passes through wire rod and mainboard electric connection, is provided with the slot that supplies network card 40 and solid state hard drive to carry out the grafting on the support, and the concrete structure of support can set up according to actual conditions, the utility model discloses do not prescribe a limit to this. So set up, on the one hand can avoid network card 40 and solid state hard drives isotructure must perpendicular the mainboard and peg graft the position limitation that leads to in the slot on mainboard 20, make the position of each part arrange more freely, on the other hand also can solve power 30 and set up in the mainboard and openly can occupy the problem of slot position to utilize the space in the quick-witted case more fully, reduce quick-witted case volume by a wide margin when not influencing product performance.

Specifically, first solid state hard disk 81 and second solid state hard disk 82 all are hot plug solid state hard disks, are provided with the opening with first solid state hard disk 81 and the corresponding position of second solid state hard disk 82 on box shell 10, are convenient for plug two solid state hard disks.

Referring to fig. 2-5, in order to effectively dissipate heat from the chassis, the first heat dissipation device on the surface of the CPU21 is configured as two first heat dissipation fans 51 arranged side by side along a direction parallel to the motherboard 20, and both the two first heat dissipation fans 51 are electrically connected to the motherboard 20. The contact surfaces of the two first heat dissipation fans 51 are located above the middle of the CPU21, so that they can efficiently dissipate heat from the CPU 21.

A second heat sink is further provided on the front surface of the main board 20. The second heat dissipation device includes a second heat dissipation fan 61 disposed outside the first heat dissipation fan 51 along a direction perpendicular to the motherboard 20, and the second heat dissipation fan 61 may be directly electrically connected to the motherboard 20, or electrically connected to the motherboard 20 together with the first heat dissipation fan 51 through a hub. The second heat dissipation fans 61 are arranged in a staggered manner with respect to the first heat dissipation fans 51, so that the centers of the second heat dissipation fans 61 are close to the edges of the two first heat dissipation fans 51; one side of the second heat dissipation fan 61 close to the center of the first heat dissipation fan 51 is connected to the first heat dissipation fan 51 through a first support 63, and one side of the second heat dissipation fan 61 away from the first heat dissipation fan 51 is connected to the main board 20 through a second support 64. A second heat dissipation fin 62 is further disposed between a side of the second heat dissipation fan 61 away from the first heat dissipation fan 51 and the main board 20. The first support 63 is fixedly connected with the first heat dissipation fan 51 by gluing, and the second support 64 is connected with the main board by snapping or screwing. So set up, can accelerate thermal conduction and disperse, further dispel the heat to the positive space of mainboard 20, effectively improve quick-witted incasement portion's radiating efficiency.

Because second heat abstractor's setting can occupy more spaces to improve the width of quick-witted case slightly, consequently in other embodiments of the utility model, can set up the opening through the position corresponding with second radiator fan 61 on box shell 10, make second radiator fan 61 can partially stretch out box shell 10, both reduced the volume of quick-witted case, can improve the radiating efficiency again.

A third heat dissipation device is further arranged on one side of the network card 40 away from the mainboard 20; the third heat dissipation device includes a third heat dissipation fan 71 disposed on an outer wall of the network card 40 and third heat dissipation fins 72 disposed around an outer side of the third heat dissipation fan 71, and the third heat dissipation fan 71 is electrically connected to the network card 40. So set up, can effectively dispel the heat to network card 40 and mainboard 20 back space, make heat abstractor's distribution more even reasonable in the quick-witted incasement space.

In addition, the box casing 10 is further provided with heat dissipation holes 11 for dissipating heat, and the positions, the number and the areas of the heat dissipation holes 11 can be adjusted according to heat dissipation requirements. In addition, in the embodiment, the main board 20 is a market mainstream M-ATX main board with a size of 244 × 244mm, which is low in price and strong in performance; the external dimension of the case is 255 × 94mm, the total volume is about 6.1L, compared with the traditional case and the conventional small-sized case, the size is obviously reduced, the reduction of the size is not realized through performance reduction, but through a more reasonable arrangement mode, the utilization rate of the internal space of the case is effectively improved while the M-ATX mainboard is ensured to be assembled, and therefore the portable small-sized case provided by the embodiment has smaller volume and better performance, effectively saves cost and has higher practical application value.

Example 2

Referring to fig. 7 to 8, this embodiment provides a portable small chassis 100, which is different from embodiment 1 mainly in that the arrangement of the motherboard, the power supply, the network card, and the solid state disk, and the arrangement of the handle, the data interface, the first heat dissipation device, the second heat dissipation device, and the third heat dissipation device are adjusted in the same manner as embodiment 1, and are not described herein again.

Specifically, the present embodiment provides a portable mini-chassis 100, which includes a box housing 10, and a main board 20 and a power supply 30 detachably disposed on a bottom plate of the box housing 10; the bottom plate is divided into a first area and a second area along the length direction, and the first area and the second area are respectively used for accommodating the mainboard 20 and the power supply 30; the back surface of the main board 20 faces the first area and is consistent with the size of the first area; the power supply 30 is vertically disposed in the second region, and the length direction of the power supply 30 is made to coincide with the length direction of the second region.

So set up, can make the inside length of box shell 10 mainly depend on the length of mainboard 20 and the sum of the height of power 30, the inside height of box shell 10 depends on the width of mainboard 20, the inside width of box shell 10 then depends on the width of power 30 to the space in the rational utilization quick-witted case has effectively shortened the length and width height of quick-witted case through reasonable mode of arranging under the condition that does not reduce functional module, in order to reach the effect of reducing quick-witted case volume. Meanwhile, the distribution mode of the heat dissipation device improves the utilization rate of the space inside the case and further improves the heat dissipation effect on the inside of the case.

A network card 40 is inserted into the first PCI slot of the motherboard 20; meanwhile, a first solid state disk 81 and a second solid state disk 82 are vertically arranged on the side opposite to the data interface 22 above the front surface of the main board 20, and the two solid state disks are oppositely arranged along the length direction of the bottom board. So set up, can increase functional module under the condition that need not additionally increase quick-witted case volume, further improve quick-witted case inner space's utilization ratio.

In order to further improve the heat dissipation efficiency, a fourth heat dissipation fan 90 is vertically disposed in the second region. The fourth heat dissipation fan 90 and the power supply 30 are arranged along the length direction of the second region, and the fourth heat dissipation fan 90 faces the direction of the main board 20, so as to improve the heat dissipation efficiency inside the chassis. In addition, in this embodiment, the main board 20 also adopts a market mainstream M-ATX main board with a size of 244 × 244mm used in embodiment 1, the external size of the chassis is 294 × 255 × 105mm, and the total volume is about 7.8L, which is slightly larger than that of embodiment 1, but has a better heat dissipation effect.

To sum up, the utility model provides a portable mini-type case 100, which comprises a case body shell 10, a main board 20 and a power supply 30, wherein the main board 20 and the power supply 30 are arranged in the case body shell 10; the power supply 30 is arranged in parallel on the front surface of the motherboard 20 or vertically on the outer side of any side wall of the motherboard 20, and at least three side walls of the motherboard 20 are attached to the inner wall of the box body shell 10; the CPU21 is arranged in the middle of the mainboard 20, and the first heat sink is arranged on the surface of the front surface of the mainboard 20 close to the CPU 21; the outer wall of the case body case 10 is provided with a handle 12 for hand-carrying. By the aid of the mode, space utilization efficiency in the case can be effectively improved, the size of the case is effectively reduced through a reasonable arrangement mode under the condition that functional modules are not reduced, a good heat dissipation effect is achieved, the case is more convenient to carry, and requirements of practical application can be met.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims (10)

1. The utility model provides a portable small-size machine case, includes the box shell and set up in mainboard and power in the box shell, its characterized in that: the power supply is arranged on the front surface of the mainboard in parallel or is vertically arranged on the outer side of any side wall of the mainboard, and at least three side walls of the mainboard are attached to the inner wall of the box body shell; the CPU is arranged in the middle of the mainboard, and the surface, close to the CPU, of the front surface of the mainboard is provided with a first heat dissipation device; and a handle for carrying is arranged on the outer wall of the box body shell.

2. The portable mini-chassis of claim 1, wherein: the two ends of the handle are rotatably connected with the box body shell, and the outer wall of the box body shell is also provided with a containing groove for containing the handle.

3. The portable miniature enclosure of claim 2, wherein: a plurality of data interfaces are arranged on the same side of the front face of the main board as the interface of the power supply; the box body shell is provided with an opening for the data interface and the interface of the power supply to be connected with a circuit, and the box body shell is also provided with a plurality of heat dissipation holes.

4. The portable miniature enclosure of claim 3, wherein: when the power supply is arranged on the front side of the mainboard in parallel, a network card is arranged on the back side of the mainboard, and the power supply and the network card are both arranged close to the side wall of the mainboard.

5. The portable miniature enclosure of claim 4, wherein: the back of the mainboard is also provided with a hot-plug solid state disk; the hot-plug solid state disk comprises a first solid state disk and a second solid state disk, wherein the first solid state disk and the network card are arranged in a diagonal mode, and the second solid state disk and the first solid state disk are arranged side by side along the width direction of the network card.

6. The portable miniature enclosure of claim 3, wherein: when the power supply is vertically arranged on the outer side of any side wall of the mainboard, a network card is inserted into the PCI slot of the mainboard.

7. The portable mini-chassis of claim 6, wherein: the front upper portion of the mainboard and one side opposite to the data interface are vertically provided with two hot plug solid state hard disks, and the two hot plug solid state hard disks are arranged oppositely along the length direction of the bottom plate of the box shell.

8. The portable miniature enclosure of claim 3, wherein: the first heat dissipation device comprises two first heat dissipation fans which are arranged on the surface of the CPU side by side along the direction parallel to the mainboard; the front surface of the mainboard is also provided with a second heat dissipation device, and the second heat dissipation device comprises a second heat dissipation fan which is arranged outside the first heat dissipation fan along the direction perpendicular to the mainboard.

9. The portable miniature enclosure of claim 8, wherein: the second cooling fans and the first cooling fans are arranged in a staggered mode, so that the centers of the second cooling fans are close to the edges of the two first cooling fans; one side of the second heat dissipation fan, which is close to the center of the first heat dissipation fan, is connected with the first heat dissipation fan through a first support column, and one side of the second heat dissipation fan, which is far away from the first heat dissipation fan, is connected with the mainboard through a second support column.

10. The portable miniature enclosure of claim 9, wherein: and a second heat radiation fin is arranged between one side of the second heat radiation fan, which is far away from the first heat radiation fan, and the mainboard.

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