CN115802192A - Heat dissipation shell of wireless interphone and heat dissipation structure thereof - Google Patents

Abstract

The invention discloses a heat dissipation shell of a wireless walkie-talkie and a heat dissipation structure thereof. The technical proposal is as follows: a walkie-talkie shell is included, components are fixed inside the walkie-talkie shell, a heat-conducting sheet is arranged on the outside of the component, and the outside of the heat-conducting sheet is clamped. There are multiple heat sinks, and the interior of the walkie-talkie housing is equipped with a composite heat dissipation mechanism and a bottom heat dissipation mechanism; the composite heat dissipation mechanism includes two composite heat dissipation components, and the heat dissipation component includes a connecting shell, and one side of the connecting shell is in contact with the heat sink , there is a cross-flow fan blade inside the connection housing, the two ends of the cross-flow fan blade are connected to the two side walls of the connection housing through bearings, a second motor is fixed on one side of the connection housing, and the output end of the second motor is fixedly connected to the cross-flow fan blade , the beneficial effect of the present invention is: improve the heat dissipation efficiency, filter the dust through the dust collection bag in the dust collection case, and clean the dust, prevent the components from being covered with dust, and prevent the dust from affecting the service life and heat dissipation efficiency of the components. And it has various functions.

Description

Heat dissipation housing and heat dissipation structure of a wireless walkie-talkie

technical field

The invention relates to the technical field of heat dissipation of a wireless walkie-talkie, in particular to a heat dissipation shell of a wireless walkie-talkie and a heat dissipation structure thereof.

Background technique

Radio walkie-talkies, which cover a wide range, here we will collectively refer to radio communication devices that work in the ultra-short wave band (VHF30~300MHZ, UHF300~3000MHZ) as radio walkie-talkies. Since wireless walkie-talkies need to send and receive radio signals during communication, so Its power is relatively large, so the internal circuit will generate more heat during the working process. In order to ensure the normal operation of the equipment, the generated heat needs to be dissipated as soon as possible.

The existing wireless walkie-talkie shell is provided with cooling holes, which leads to the fact that the wireless walkie-talkie is no longer sealed. With long-term use, the internal components of the walkie-talkie will enter the dust, and the dense dust will affect the use of the walkie-talkie and the performance of the walkie-talkie. Heat dissipation efficiency, and simply relying on heat dissipation holes for heat dissipation, the heat dissipation efficiency is not high.

Contents of the invention

For this reason, the present invention provides a heat dissipation shell of a wireless walkie-talkie and its heat dissipation structure, to solve the problem that the components inside the walkie-talkie will enter the dust, and the dense dust will affect the use of the walkie-talkie and the heat dissipation efficiency of the walkie-talkie, and rely solely on heat dissipation The holes are used for heat dissipation, and the heat dissipation efficiency is not high.

In order to achieve the above object, the present invention provides the following technical solution: a heat dissipation structure of a heat dissipation housing of a wireless walkie-talkie, including a walkie-talkie housing, components are fixed inside the walkie-talkie housing, and heat conducting sheets are provided outside the components , the outer side of the heat conducting sheet is clamped with a plurality of cooling fins, and the interior of the walkie-talkie housing is provided with a composite heat dissipation mechanism and a bottom heat dissipation mechanism;

The composite heat dissipation mechanism includes two composite heat dissipation assemblies, the heat dissipation assembly includes a connecting shell, one side of the connecting shell is in contact with the cooling fin, and a through-flow fan blade is arranged inside the connecting shell. The two ends of the cross-flow fan blade are connected to the two side walls of the connecting housing through bearings, and a second motor is fixed on one side of the connecting housing, and the output end of the second motor is fixedly connected to the cross-flow fan blade. There is a dust collection case on the side, the top and the bottom plate of the dust collection case are fixedly connected with a cover plate, both sides of the dust collection case are provided with arc-shaped baffles, and one side of the dust collection case is connected by two bearings. Transmission shaft, the two transmission shafts pass through the two arc-shaped baffles respectively and are fixedly connected with the two arc-shaped baffles, the two transmission shafts are fixedly connected with gears outside, and the dust collecting case There is a dust collecting bag inside, one side of the dust collecting bag is fixedly connected with a support frame, and the bottom of the support frame is fixedly connected with a clamping plate, and the clamping plate runs through the bottom of the dust collecting shell, and one side of the two gears is meshed Tooth plates are connected, and a connecting frame is fixedly connected to one side of the two tooth plates.

Preferably, the bottom cooling mechanism includes a bottom shell, one side of the bottom shell is in contact with the cooling fins, four support rods are fixedly connected to the other side of the bottom shell, and the other ends of the four support rods The base is fixedly connected, and two third motors are fixed inside the bottom shell, the output ends of the two third motors are fixedly connected with transmission rods, and the other ends of the two transmission rods are fixedly connected with cooling fans One side of the bottom shell is provided with two heat dissipation hole guide plates, and two support frames are fixed inside the bottom shell, and one end of the two transmission rods is respectively connected to the two support frames through bearings.

Preferably, two sliders are fixed on the inner side of the connecting frame, and side slide grooves are provided on one side of the two sliders, and the two side slide grooves are set on the side wall of the bottom shell, The slider slides inside the two side chute respectively, one side of the connecting frame is fixedly connected with a block, one side of the block is fixedly connected with a connecting shaft, and one side of the connecting shaft is provided with a connecting plate, so A shaft groove is opened on one side of the connecting plate, the connecting shaft slides inside the shaft groove, a first motor is arranged on one side of the bottom shell, the first motor is fixedly connected to the base, and the output end of the first motor Fixed connection with the connecting plate.

Preferably, a support block is fixedly connected to one side of the cover plate and the connection housing, and the other side of the support block is fixedly connected to the base.

Preferably, a connecting rod is fixedly connected to one side of the card board, a connecting block is fixedly connected to one side of the connecting rod, the connecting block penetrates the base, and the connecting block and the base are fixed by screws.

Preferably, two bottom cooling nets are embedded on one side of the base.

Preferably, side cooling nets are embedded on both sides of the walkie-talkie housing.

Preferably, two limiting plates are provided on both sides of the heat conducting sheet, the heat conducting sheet is engaged with the limiting plates, and the limiting plates are fixedly connected to the housing of the walkie-talkie.

Preferably, the arc-shaped baffle is in contact with the two cover plates.

A heat dissipation casing of a wireless walkie-talkie, comprising any one of the above heat dissipation structures.

Embodiments of the present invention have the following advantages:

1. Through the rotation of the cross-flow fan blade of the composite heat dissipation mechanism, the heat emitted by the side heat sink is absorbed, the hot air is blown out from both sides of the dust collecting case, and the heat is discharged through the side heat dissipation net, and the heat dissipation fan blade is driven by the rotation of the transmission rod Rotate to make the heat dissipation fan blade rotate and absorb the heat on the heat sink and discharge it through the heat dissipation hole guide plate and the bottom heat dissipation net to improve the heat dissipation efficiency;

2. Drive the gear to rotate through the tooth plate, the gear rotates and drives the transmission shaft to rotate, so that the transmission shaft drives the shaft groove to rotate, so that the two arc-shaped baffles on one side of the dust collection shell are unfolded, and the bottom heat dissipation mechanism is used for reverse blowing In this way, the dust is raised, and the dust is sucked into the dust collection shell while using the composite heat dissipation mechanism to dissipate heat, and the dust is filtered through the dust collection bag in the dust collection shell, and the dust is cleaned to prevent the components from being covered with dust and avoid the influence of dust The service life and heat dissipation efficiency of components are guaranteed, and the functions are diverse.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that are required in the description of the embodiments or the prior art. Apparently, the drawings in the following description are only exemplary, and those skilled in the art can also obtain other implementation drawings according to the provided drawings without creative work.

The structures, proportions, sizes, etc. shown in this manual are only used to cooperate with the content disclosed in the manual, so that people familiar with this technology can understand and read, and are not used to limit the conditions for the implementation of the present invention, so there is no technical In the substantive meaning above, any modification of structure, change of proportional relationship or adjustment of size shall still fall within the scope of the technical content disclosed in the present invention without affecting the functions and objectives of the present invention. within the range that can be covered.

Fig. 1 is the overall structure schematic diagram provided by the present invention;

Fig. 2 is a bottom perspective view provided by the present invention;

Fig. 3 is a top sectional view provided by the present invention;

Figure 4 is a perspective view of the base provided by the present invention;

Fig. 5 is a perspective view of the connection housing provided by the present invention;

Figure 6 is a perspective view of the heat sink provided by the present invention;

Fig. 7 is a perspective view of the heat conducting sheet provided by the present invention;

Fig. 8 is a perspective view of the heat dissipation hole guide plate provided by the present invention;

Fig. 9 is a sectional view of the bottom shell provided by the present invention;

Fig. 10 is a cross-sectional view of the composite heat dissipation assembly provided by the present invention;

Fig. 11 is a perspective view of the cross-flow fan blade provided by the present invention;

Fig. 12 is an enlarged view of the structure at A in Fig. 7 provided by the present invention.

In the figure: 1. Walkie-talkie shell; 2. Base; 3. Side heat dissipation net; 4. Bottom heat dissipation net; 5. Connection block; 6. Dust collection case; 7. Curved baffle; 9. Components; 10. Cross-flow fan blade; 11. Dust bag; 12. Cover plate; 13. Support block; 14. Tooth plate; 15. Connecting rod; 16. Bottom shell; 17. First motor; 18 , support rod; 19, connecting frame; 20, second motor; 21, heat conducting sheet; 22, heat sink; 23, limit plate; 24, gear; 25, connecting plate; 26, side chute; 27, shaft groove ; 28, connecting shaft; 29, transmission shaft; 30, heat dissipation fan blade; 31, the third motor; 32, slider; 33, support frame; 34, clamping plate; 35, transmission rod; Thermal hole guide.

Detailed ways

The implementation mode of the present invention is illustrated by specific specific examples below, and those who are familiar with this technology can easily understand other advantages and effects of the present invention from the contents disclosed in this description. Obviously, the described embodiments are a part of the present invention. , but not all examples. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Referring to accompanying drawings 1-12, the heat dissipation structure of the heat dissipation housing of a wireless walkie-talkie provided by the present invention includes a walkie-talkie housing 1, and the inside of the walkie-talkie housing 1 is fixed with components 9, and the outside of the components 9 is provided with There is a heat conduction sheet 21, and a plurality of heat dissipation fins 22 are clamped on the outer side of the heat conduction sheet 21, and a composite heat dissipation mechanism and a bottom heat dissipation mechanism are provided inside the interphone housing 1;

The composite heat dissipation mechanism includes two composite heat dissipation assemblies, the heat dissipation assembly includes a connection housing 8, one side of the connection housing 8 is in contact with the heat sink 22, and the inside of the connection housing 8 is provided with a cross-flow air blade 10, the two ends of the cross-flow fan blade 10 are connected to the two side walls of the connection housing 8 through bearings, and a second motor 20 is fixed on one side of the connection housing 8, and the output end of the second motor 20 is connected to the cross-flow wind The leaves 10 are fixedly connected, and one side of the connecting shell 8 is provided with a dust collection case 6, and the top and the bottom plate of the dust collection case 6 are fixedly connected with a cover plate 12, and both sides of the dust collection case 6 are provided with arc-shaped The baffle 7, one side of the dust collection case 6 is connected with two transmission shafts 29 through bearings, and the two transmission shafts 29 respectively pass through the two arc-shaped baffles 7 and connect with the two arc-shaped baffles. 7. Fixedly connected, the two transmission shafts 29 are fixedly connected with gears 24 on the outside, the inside of the dust collection case 6 is provided with a dust collection bag 11, and one side of the dust collection bag 11 is fixedly connected with a support frame 33. The bottom of the support frame 33 is fixedly connected with a clamping plate 34, and the clamping plate 34 runs through the bottom of the dust collecting case 6, and the two gears 24 are meshed and connected to the tooth plate 14, and the two tooth plates 14 are fixedly connected to each other. There is a connecting frame 19, and the arc baffle 7 is in contact with the two cover plates 12;

In this embodiment, the second motor 20 starts and drives the cross-flow fan blade 10 to rotate. The cross-flow fan blade 10 rotates and absorbs the heat emitted by the heat sink 22 on the side. Since the two arc-shaped baffles 7 are in a closed state, the hot air It cannot be blown into the inside of the dust collecting case 6, the hot air is blown out from both sides of the dust collecting case 6, and the heat is discharged through the side cooling net 3;

Among them, in order to realize the purpose of heat dissipation at the bottom, the device adopts the following technical solution: the bottom heat dissipation mechanism includes a bottom shell 16, one side of the bottom shell 16 is in contact with the heat sink 22, and the bottom shell 16 The other side is fixedly connected with four support rods 18, and the other ends of the four support rods 18 are fixedly connected with the base 2, and the inside of the bottom housing 16 is fixedly provided with two third motors 31, and the two third The output ends of the motor 31 are fixedly connected with transmission rods 35, and the other ends of the two transmission rods 35 are fixedly connected with heat dissipation fan blades 30, and two heat dissipation hole guide plates 37 are provided on one side of the bottom shell 16, and the bottom Two support frames are fixed inside the housing 16, and one end of the two transmission rods 35 is respectively connected with the two support frames through bearings, and the third motor 31 is started, and the third motor 31 starts and drives the transmission rod 35 to rotate, The transmission rod 35 rotates and drives the heat dissipation fan blade 30 to rotate, so that the heat dissipation fan blade 30 rotates and absorbs the heat on the heat dissipation fin 22 and discharges it through the heat dissipation hole guide plate 37 and the bottom heat dissipation net 4;

Wherein, in order to realize the purpose of dust removal, the device adopts the following technical scheme to realize: the inner side of the connecting frame 19 is fixedly provided with two sliders 32, and one side of the two sliders 32 is provided with a side chute 26, and The two side slide grooves 26 are opened on the side wall of the bottom housing 16, and the two slide blocks 32 slide inside the two side slide grooves 26 respectively. One side of the connecting frame 19 is fixedly connected with a block 36, One side of the block 36 is fixedly connected with a connecting shaft 28, and one side of the connecting shaft 28 is provided with a connecting plate 25, and one side of the connecting plate 25 is provided with a shaft groove 27, and the connecting shaft 28 is inside the shaft groove 27. Sliding, the bottom housing 16 is provided with a first motor 17 on one side, the first motor 17 is fixedly connected to the base 2, the output end of the first motor 17 is fixedly connected to the connecting plate 25, and the first motor 17 is started. The first motor 17 starts and drives the connecting plate 25 to rotate, and the connecting plate 25 rotates and drives the two connecting shafts 28 to move, so that the two connecting shafts 28 move and push the two connecting frames 19 to move, so that the connecting frame 19 moves and pushes the tooth plate 14 moves to make the gear plate 14 push the gear 24 to rotate, the gear 24 rotates and drives the transmission shaft 29 to rotate, so that the transmission shaft 29 drives the shaft groove 27 to rotate, so that the two arc-shaped baffles 7 on one side of the dust collection case 6 are unfolded, The curved baffle plate 7 that unfolds simultaneously blocks the both sides of the dust collecting case 6, and at this moment, the third motor 31 is started again, so that the third motor 31 drives the transmission rod 35 to reverse, and the transmission rod 35 drives the cooling fan blade 30 to reverse, Make the heat dissipation fan blade 30 blow the heat sink 22 and components 9 inside the interphone housing 1, so that the dust in it is raised, and at the same time, the second motor 20 continues to drive the cross-flow fan blade 10 to rotate, and the cross-flow fan blade 10 Inhale the heat and the dust together, at this time, the dust will enter the dust collection case 6, and filter the dust through the dust collection bag 11 in the dust collection case 6, so that the dust stays in the dust collection bag 11;

Among them, in order to achieve the purpose of fixing, the device adopts the following technical scheme: the support block 13 is fixedly connected to one side of the cover plate 12 and the connection housing 8, and the other side of the support block 13 is fixedly connected to the base 2 , the support block 13 fixes the cover plate 12 and the connection housing 8 to the base 2, which is convenient for removal together;

Wherein, in order to achieve the purpose of cleaning dust, the device is realized by adopting the following technical scheme: one side of the clamp plate 34 is fixedly connected with a connecting rod 15, one side of the connecting rod 15 is fixedly connected with a connecting block 5, and the connecting block 5 runs through the base 2, the connecting block 5 and the base 2 are fixed by screws, the fixing of the connecting block 5 and the base 2 is released, the connecting block 5 is pulled out, and the connecting rod 15 and the clamping plate 34 are pulled out through the connecting block 5, The clamping plate 34 drives the support frame 33 and the dust bag 11 to move out, which is convenient for cleaning dust;

Among them, in order to achieve the purpose of heat dissipation, the device adopts the following technical scheme: two bottom cooling nets 4 are embedded on one side of the base 2, and side cooling nets 3 are embedded on both sides of the walkie-talkie housing 1 , the bottom cooling net 4 and the side cooling net 3 are convenient for heat dissipation;

Among them, in order to achieve the purpose of limiting, this device adopts the following technical solution: two limiting plates 23 are provided on both sides of the heat conducting sheet 21, and the heat conducting sheet 21 is engaged with the limiting plates 23, so that The limiting plate 23 is fixedly connected with the intercom housing 1, and the limiting plate 23 limits the position of the heat conducting sheet 21;

The present invention also provides a heat dissipation housing of a wireless walkie-talkie, comprising any one of the above heat dissipation structures.

The application process of the present invention is as follows: when using the present invention, snap the heat sink 22 onto the heat conduction sheet 21, and push it into the interior of the intercom housing 1, and at the same time, the composite heat dissipation group mechanism also enters the interior of the intercom housing 1, Contact and fix the base 2 with the walkie-talkie housing 1, the heat conduction fin 21 and the heat sink 22 absorb the heat emitted by the components 9, and when the heat is dissipated, start the third motor 31, and the third motor 31 starts and drives the transmission rod 35 to rotate , the transmission rod 35 rotates and drives the heat dissipation fan blade 30 to rotate, so that the heat dissipation fan blade 30 rotates and absorbs the heat on the heat dissipation fin 22 and discharges it through the heat dissipation hole guide plate 37 and the bottom heat dissipation net 4. At the same time, the second motor 20 starts and drives the heat dissipation The flow fan 10 rotates, and the cross-flow fan 10 rotates and absorbs the heat emitted by the heat sink 22 on the side. Since the two arc-shaped baffles 7 are in a closed state, the hot air cannot be blown into the inside of the dust collection case 6, and the hot air is discharged from the dust collector. Shell 6 both sides blow out, and discharge heat through side cooling net 3, when needing to remove dust, stop cooling earlier, start first motor 17 earlier, first motor 17 starts and drives connecting plate 25 to rotate, and connecting plate 25 rotates and drives two The two connecting shafts 28 move to move the two connecting shafts 28 and push the two connecting frames 19 to move, so that the connecting frames 19 move and push the tooth plate 14 to move, so that the tooth plate 14 pushes the gear 24 to rotate, and the gear 24 rotates and drives the drive shaft 29 rotates so that the transmission shaft 29 drives the shaft groove 27 to rotate, so that the two arc-shaped baffles 7 on one side of the dust-collecting case 6 are launched, and the arc-shaped baffles 7 expanded simultaneously block the two sides of the dust-collecting case 6. At this time, start the third motor 31 again, so that the third motor 31 drives the transmission rod 35 to reverse, and the transmission rod 35 drives the cooling fan blade 30 to reverse, so that the cooling fan blade 30 is aligned with the cooling fins 22 and components 9 inside the intercom housing 1. Blowing is carried out so that the dust in it is raised, and at the same time, the second motor 20 continues to drive the cross-flow fan blade 10 to rotate, and the cross-flow fan blade 10 sucks heat and dust together, and now the dust will enter the inside of the dust collecting case 6, Dust is filtered through the dust collection bag 11 in the dust collection case 6, so that the dust stays in the dust collection bag 11, while the heat continues to be discharged through the dust collection case 6. After the dust removal is completed, the two arc-shaped baffles 7 are controlled again Closed, when the dust needs to be cleaned, the fixing of the connecting block 5 and the base 2 is released, the connecting block 5 is pulled out, the connecting rod 15 and the clamping plate 34 are pulled out through the connecting block 5, and the clamping plate 34 drives the supporting frame 33 and the assembly The dust bag 11 is removed for convenient cleaning of dust.

The above descriptions are only preferred embodiments of the present invention, and any person skilled in the art may use the above-mentioned technical solutions to modify the present invention or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement made according to the technical solution of the present invention falls within the protection scope of the present invention.

Claims (10)

1. A heat dissipation structure of a heat dissipation shell of a wireless walkie-talkie, including a walkie-talkie shell (1), characterized in that: the inside of the walkie-talkie shell (1) is fixed with components (9), and the components (9) ) is provided with a heat conduction sheet (21) on the outside, and a plurality of heat dissipation fins (22) are clamped on the outside of the heat conduction sheet (21), and a composite heat dissipation mechanism and a bottom heat dissipation mechanism are provided inside the walkie-talkie housing (1); The composite heat dissipation mechanism includes two composite heat dissipation assemblies, the heat dissipation assembly includes a connection case (8), one side of the connection case (8) is in contact with the heat sink (22), and the connection case (8) There is a cross-flow fan (10) inside, and the two ends of the cross-flow fan (10) are connected to the two side walls of the connection housing (8) through bearings, and one side of the connection housing (8) is fixed with The second motor (20), the output end of the second motor (20) is fixedly connected to the cross-flow fan (10), the side of the connection housing (8) is provided with a dust collection case (6), the dust collection Both the top and the bottom plate of the shell (6) are fixedly connected with a cover plate (12), and both sides of the dust collection shell (6) are provided with arc-shaped baffles (7), and one side of the dust collection shell (6) passes through the bearing Two transmission shafts (29) are connected, and the two transmission shafts (29) respectively pass through the two arc-shaped baffles (7) and are fixedly connected with the two arc-shaped baffles (7). Gears (24) are fixedly connected to the outside of the transmission shaft (29), a dust collection bag (11) is provided inside the dust collection case (6), and a support frame is fixedly connected to one side of the dust collection bag (11) (33), the bottom of the support frame (33) is fixedly connected with a clamping plate (34), the clamping plate (34) runs through the bottom of the dust collection case (6), and both sides of the two gears (24) are meshed and connected There are tooth plates (14), and a connecting frame (19) is fixedly connected to one side of the two tooth plates (14). 2. The heat dissipation structure of a heat dissipation shell of a wireless walkie-talkie according to claim 1, characterized in that: the bottom heat dissipation mechanism includes a bottom shell (16), and one side of the bottom shell (16) is connected to the heat dissipation The other side of the bottom shell (16) is fixedly connected with four support rods (18), and the other ends of the four support rods (18) are fixedly connected with the base (2). Two third motors (31) are fixed inside the bottom housing (16), and the output ends of the two third motors (31) are fixedly connected with transmission rods (35), and the two transmission rods (35) The other ends are fixedly connected with heat dissipation fan blades (30), two heat dissipation hole guide plates (37) are opened on one side of the bottom shell (16), and two support frames are fixed inside the bottom shell (16) , one end of the two transmission rods (35) is respectively connected with the two support frames through bearings. 3. The heat dissipation structure of a heat dissipation housing of a wireless walkie-talkie according to claim 2, characterized in that: two sliders (32) are fixed inside the connecting frame (19), and the two sliders (32) Side chute (26) is provided on one side, two said side chute (26) are opened on the side wall of the bottom shell (16), two said sliders (32) are respectively in two places The side chute (26) slides inside, and one side of the connecting frame (19) is fixedly connected with a block (36), and one side of the block (36) is fixedly connected with a connecting shaft (28), and the connecting shaft (28) A connecting plate (25) is provided on one side, and a shaft groove (27) is opened on one side of the connecting plate (25). The connecting shaft (28) slides inside the shaft groove (27), and the bottom shell One side of the body (16) is provided with a first motor (17), the first motor (17) is fixedly connected to the base (2), and the output end of the first motor (17) is fixedly connected to the connecting plate (25). 4. The heat dissipation structure of a heat dissipation housing of a wireless walkie-talkie according to claim 1, characterized in that: a support block (13) is fixedly connected to one side of the cover plate (12) and the connection housing (8) , the other side of the support block (13) is fixedly connected with the base (2). 5. The heat dissipation structure of a heat dissipation housing of a wireless walkie-talkie according to claim 1, characterized in that: one side of the clamp (34) is fixedly connected with a connecting rod (15), and the connecting rod (15) A connection block (5) is fixedly connected to one side, the connection block (5) runs through the base (2), and the connection block (5) and the base (2) are fixed by screws. 6. The heat dissipation structure of a heat dissipation housing of a wireless walkie-talkie according to claim 2, characterized in that two bottom heat dissipation nets (4) are embedded on one side of the base (2). 7 . The heat dissipation structure of a heat dissipation housing of a wireless walkie-talkie according to claim 1 , characterized in that: side cooling nets ( 3 ) are embedded on both sides of the walkie-talkie housing ( 1 ). 8. The heat dissipation structure of a heat dissipation housing of a wireless walkie-talkie according to claim 1, characterized in that: two limiting plates (23) are provided on both sides of the heat conduction sheet (21), and the heat conduction sheet (21) is engaged with the limiting plate (23), and the limiting plate (23) is fixedly connected with the intercom housing (1). 9. The heat dissipation structure of a heat dissipation housing of a wireless walkie-talkie according to claim 1, characterized in that: the arc-shaped baffle (7) is in contact with the two cover plates (12). 10. A heat dissipation housing for a wireless walkie-talkie, characterized in that it comprises the heat dissipation structure according to any one of claims 1-9.

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