CN113972812A

CN113972812A - Heat dissipation type power adapter

Info

Publication number: CN113972812A
Application number: CN202111401400.XA
Authority: CN
Inventors: 钟云东; 肖国兴; 郑军
Original assignee: Shenzhen Teka Technology Co ltd
Current assignee: Shenzhen Teka Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-01-25

Abstract

The invention belongs to the field of battery charging devices, and particularly relates to a heat dissipation type power adapter which comprises a shell, a heat dissipation unit and a fixing frame, wherein the heat dissipation unit is arranged on the shell; an air inlet is formed in one side of the shell, and an air outlet is formed in the other side of the shell; the heat dissipation unit is arranged on the side wall of the shell; the air inlet is provided with a thread groove; a fixing frame is connected in the thread groove through threads; a supporting screen plate is fixedly connected in the fixed frame; a filter screen is fixedly connected to one side of the support screen plate, which is far away from the heat dissipation unit; the section of the supporting screen plate is designed into a trapezoidal structure; one side of the fixing frame, which is far away from the heat dissipation unit, is provided with a fixture block, and the fixing frame is provided with a fixing shell, a supporting screen plate and a filter screen and relies on the filter screen to carry out airflow so as to reduce the adhesion of dust on the surface of an internal electronic component and reduce the influence of the dust and catkin on heat dissipation.

Description

Heat dissipation type power adapter

Technical Field

The invention relates to the field of battery charging devices, in particular to a heat dissipation type power adapter.

Background

The power adapter is a device for supplying power to an electronic appliance, and is mainly used for converting alternating current into direct current for output and providing power for an electronic motor.

In the prior art, a user can charge an electric vehicle by using a power adapter, a fan is arranged in the power adapter and used for dissipating heat of the power adapter, but when the electric vehicle is used for a long time, external dust and catkin can enter a shell through an air inlet and then are adhered to internal electronic components, and the dust and catkin can block heat exchange between the electronic components and air flow, so that the heat dissipation effect is influenced; therefore, a heat dissipation type power adapter is proposed to solve the above problems.

Disclosure of Invention

To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a heat dissipation type power adapter which comprises a shell, a heat dissipation unit and a fixing frame, wherein the heat dissipation unit is arranged on the shell; an air inlet is formed in one side of the shell, and an air outlet is formed in the other side of the shell; the heat dissipation unit is arranged on the side wall of the shell; the air inlet is provided with a thread groove; a fixing frame is connected in the thread groove through threads; a supporting screen plate is fixedly connected in the fixed frame; a filter screen is fixedly connected to one side of the support screen plate, which is far away from the heat dissipation unit; the section of the supporting screen plate is designed into a trapezoidal structure; one side of the fixing frame, which is far away from the heat dissipation unit, is provided with a clamping block, and the air sucked into the shell is filtered by the clamping block through the filter screen, so that dust is reduced from entering the shell, the dust is reduced from adhering to the surface of the internal electronic component, and the influence of the dust on the heat dissipation of the internal electronic component is reduced.

Preferably, the heat dissipation unit includes a support frame and a guide bar; the group of guide rods is fixedly connected to one side of the air inlet close to the air outlet; sliding holes are symmetrically formed in the top and the bottom of the supporting frame; the guide rod penetrates through the sliding hole and is in sliding connection with the sliding hole; two groups of first springs are symmetrically and fixedly connected to two sides of the supporting frame; the first spring is sleeved on the guide rod; the guide rod is a T-shaped rod; a fixed frame is fixedly connected in the supporting frame; a motor is fixedly connected in the fixed frame; the output end of the motor is fixedly connected with a rotating shaft; the rotating shaft is fixedly connected with fan blades, so that vibration is reduced, the motor is protected, and meanwhile, noise during working is reduced.

Preferably, the end part of the rotating shaft is provided with a square groove; a square rod is connected in the square groove in a sliding manner; a transmission shaft is fixedly connected to the end part of the square rod; the transmission shaft penetrates through the support screen plate and the filter screen and is rotationally connected with the support screen plate; the end part of the transmission shaft is fixedly connected with a cleaning rod; one side that the clearance pole is close to the filter screen is provided with a set of unit that cleans to this drives the transmission shaft and rotates with the clearance pole, thereby drives the brush hair and cleans the filter screen, with this dust and catkin on can cleaning the filter screen, dredges it, thereby reduces the jam, and then reduces the influence of dust and outflow to the intake.

Preferably, the cleaning unit includes a sliding plate; a group of sliding cavities is formed in the cleaning rod; the sliding plate is connected in the sliding cavity in a sliding mode; one side of the sliding plate, which is close to the filter screen, is fixedly connected with a group of bristles; one side of the sliding cavity, which is close to the filter screen, is provided with a group of first through holes; the bristles penetrate through the first through hole and are in sliding connection with the first through hole; a second spring is fixedly connected between the sliding plate and the side wall of the sliding cavity; a group of magnetic blocks is fixedly connected to the side surface of the supporting screen plate; the sliding plate is made of iron materials, so that the cleaning area can be increased, force can be applied from different angles, and the cleaning effect is improved.

Preferably, a second through hole is formed in one side, away from the first through hole, of the sliding cavity; a pull rope is fixedly connected to one side of the sliding plate, which is far away from the bristles; the pull rope penetrates through the second through hole, and the end part of the pull rope is fixedly connected with a pull ring, so that catkins adhered to the bristles can be cleaned, and a user can clean the bristles conveniently.

Preferably, a rubber pad is fixedly connected to the surface of the shell; the rubber pad all has seted up logical groove with air inlet and gas outlet corresponding position department, through setting up the rubber pad to this can protect the casing, realizes reducing vibrations and buffering.

Preferably, a group of buffer units are arranged on the surface of the shell; the buffer unit comprises an arc-shaped elastic sheet; the pair of arc-shaped elastic sheets are symmetrically and fixedly connected on the surface of the shell; the surface of the arc-shaped elastic sheet is fixedly connected with the rubber sleeve, and the arc-shaped elastic sheet can be buffered by the rubber sleeve, so that the overall protection effect is improved.

Preferably, a group of heat conducting copper rods is fixedly connected to the top of the shell; a groove is formed in the position, corresponding to the heat conducting copper rod, of the rubber pad; the top end of the heat conducting copper rod is fixedly connected with a radiating fin; a set of heat dissipation holes are formed in the heat dissipation sheet, so that the heat dissipation effect can be improved, and the influence of the rubber pad on heat dissipation is reduced.

The invention has the advantages that:

1. according to the invention, the fixing shell, the supporting screen plate and the filter screen are arranged, and airflow is carried out by the filter screen, so that dust is prevented from adhering to the surface of an internal electronic component, and the influence of the dust and catkin on heat dissipation is reduced.

2. According to the invention, the rubber pad, the arc-shaped elastic sheet and the rubber sleeve are arranged, so that the vibration and the impact can be reduced, the condition that the electronic elements are loosened due to the jolt of the power adapter on the road surface is reduced, and the power adapter can be protected.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic structural diagram of a housing according to a first embodiment;

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

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

FIG. 4 is an enlarged view of a portion of FIG. 2 at C;

FIG. 5 is a schematic structural diagram of a supporting frame according to the first embodiment;

fig. 6 is a schematic structural view of a wax block of the second embodiment.

In the figure: 11. a housing; 12. an air inlet; 13. an air outlet; 14. a fixing frame; 15. supporting the screen plate; 16. a filter screen; 17. a clamping block; 21. a support frame; 22. a guide bar; 23. a motor; 24. a fan blade; 25. a rotating shaft; 31. a square bar; 32. a drive shaft; 33. cleaning the rod; 41. a sliding plate; 42. brushing; 43. a magnetic block; 51. pulling a rope; 52. a pull ring; 6. a rubber pad; 71. an arc-shaped elastic sheet; 72. a rubber sleeve; 81. a thermally conductive copper rod; 82. a heat sink; 83. heat dissipation holes; 9. a wax block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-5, a heat dissipation type power adapter includes a housing 11, a heat dissipation unit and a fixing frame 14; an air inlet 12 is formed in one side of the shell 11, and an air outlet 13 is formed in the other side of the shell 11; the heat dissipation unit is arranged on the side wall of the shell 11; a thread groove is formed on the air inlet 12; a fixing frame 14 is connected in the thread groove through threads; a support screen plate 15 is fixedly connected in the fixed frame 14; a filter screen 16 is fixedly connected to one side of the support screen 15 away from the heat dissipation unit; the section of the supporting screen plate 15 is designed into a trapezoidal structure; a clamping block 17 is arranged on one side of the fixing frame 14 far away from the heat dissipation unit; when the installation, through rotatory fixed frame 14, with this with fixed frame 14 rotatory entering into the thread groove, with this installation of accomplishing filter screen 16, through setting up fixture block 17, make its fixed frame 14 side have the arch, can be convenient for rotate fixed frame 14, through setting up support screen 15, support and fix filter screen 16 with this, through setting up filter screen 16, with this air that filters the quilt and is inhaled in casing 11, thereby reduce the dust and enter into casing 11, with this reduce the dust adhesion on inside electronic components surface, thereby reduce the dust and cause the influence to its heat dissipation, catkin in the filterable air simultaneously, it enters into casing 11 to reduce catkin, through the structural design of support screen 15, with this filterable area that can improve filter screen 16, thereby make its and vertical filter screen 16 contrast, it is difficult for taking place the jam.

The heat dissipation unit comprises a support frame 21 and a guide rod 22; a group of guide rods 22 is fixedly connected to one side of the air inlet 12 close to the air outlet 13; the top and the bottom of the supporting frame 21 are symmetrically provided with sliding holes; the guide rod 22 penetrates through the sliding hole and is connected with the sliding hole in a sliding mode; two groups of first springs are symmetrically and fixedly connected to two sides of the supporting frame 21; the first spring is sleeved on the guide rod 22; the guide rod 22 is a T-shaped rod; a fixed frame is fixedly connected in the supporting frame 21; a motor 23 is fixedly connected in the fixed frame; the output end of the motor 23 is fixedly connected with a rotating shaft 25; the rotating shaft 25 is fixedly connected with a fan blade 24; when using, it is rotatory to drive flabellum 24 through motor 23, in order this to extract the air from the outside and enter into casing 11, thereby dispel the heat to casing 11 inside, when the heat dissipation, motor 23 can drive carriage 21 and take place vibrations, thereby the noise produces, fixed frame 14 can take place to remove about this moment, fixed frame 14 takes place to slide on guide arm 22, then extrude first spring, absorb the kinetic energy of vibrations through first spring, thereby can realize the effect of shock attenuation buffering, with this reduction vibrations, protection motor 23, reduce the noise of during operation simultaneously.

A square groove is formed in the end part of the rotating shaft 25; a square rod 31 is connected in the square groove in a sliding manner; a transmission shaft 32 is fixedly connected to the end part of the square rod 31; the transmission shaft 32 penetrates through the support screen plate 15 and the filter screen 16 and is rotatably connected with the support screen plate 15; a cleaning rod 33 is fixedly connected to the end part of the transmission shaft 32; one side of the cleaning rod 33 close to the filter screen 16 is provided with a group of cleaning units; when the installation, insert the square bar 31 into the square groove earlier, later at the fixed frame 14 of rotatory installation, when motor 23 during operation, motor 23 drives pivot 25 and square bar 31 and rotates to this drive transmission shaft 32 and clearance pole 33 rotate, thereby drives brush hair 42 and cleans filter screen 16, can clean dust and catkin on the filter screen 16 with this, dredges it, thereby reduces the jam, and then reduces the influence of dust and outflow to the intake.

The cleaning unit includes a sliding plate 41; a group of sliding cavities is formed in the cleaning rod 33; the sliding plate 41 is connected in the sliding cavity in a sliding mode; a group of bristles 42 are fixedly connected to one side of the sliding plate 41 close to the filter screen 16; one side of the sliding cavity close to the filter screen 16 is provided with a group of first through holes; the bristles 42 penetrate through the first through hole and are in sliding connection with the first through hole; a second spring is fixedly connected between the sliding plate 41 and the side wall of the sliding cavity; a group of magnetic blocks 43 is fixedly connected to the side surface of the supporting screen plate 15; the sliding plate 41 is made of an iron material; when the cleaning device is used, the plurality of magnetic blocks 43 are arranged on the supporting screen plate 15, when the cleaning rod 33 rotates, the sliding plates 41 can attract the magnetic blocks 43 mutually, so that the sliding plates 41 are driven to slide, then the bristles 42 are pushed out, the bristles 42 are opened, then when the sliding rods rotate to a position between the two magnetic blocks 43, the sliding plates 41 are driven to reset by the second springs, then the sliding plates 41 are close to the other magnetic blocks 43, the bristles 42 are continuously opened, the cleaning area can be increased through the arrangement, force can be applied from different angles, and the cleaning effect is improved.

A second through hole is formed in one side, away from the first through hole, of the sliding cavity; a pull rope 51 is fixedly connected to one side of the sliding plate 41 away from the bristles 42; the pulling rope 51 penetrates through the second through hole, and a pulling ring 52 is fixedly connected to the end part of the pulling rope 51; after a long time of use, the user pulls the pull ring 52, so as to pull the pull rope 51, so as to pull the sliding plate 41 to slide, and then pulls the bristles 42 into the sliding cavity, so that catkins adhered to the bristles 42 can be cleaned, and the user can clean the bristles 42 conveniently.

The surface of the shell 11 is fixedly connected with a rubber pad 6; through grooves are formed in the positions of the rubber pad 6 corresponding to the air inlet 12 and the air outlet 13; when using, through setting up rubber pad 6 to this can protect casing 11, realize reducing vibrations and buffering, reduce power adapter and jolt because of the road surface, lead to electronic component not hard up, produce the damage, thereby can protect power adapter.

A group of buffer units are arranged on the surface of the shell 11; the buffer unit comprises an arc-shaped elastic sheet 71; the pair of arc-shaped elastic sheets 71 are symmetrically and fixedly connected on the surface of the shell 11; the surface of the arc-shaped elastic sheet 71 is fixedly connected with a rubber sleeve 72; when using, because carelessness, the power adapter can take place the condition that drops, through setting up arc shell fragment 71 this moment to this can cushion, thereby improves holistic protecting effect, through setting up rubber sleeve 72, with this can wrap up arc shell fragment 71, reduces its surface incised user, should set up simultaneously and can get up power adapter bottom sprag, thereby improves the heat dissipation of bottom.

A group of heat conducting copper rods 81 is fixedly connected to the top of the shell 11; a groove is formed in the position, corresponding to the heat conducting copper rod 81, of the rubber pad 6; the top end of the heat conducting copper rod 81 is fixedly connected with a radiating fin 82; a group of heat dissipation holes 83 are formed in the heat dissipation fins 82; when using, because the parcel of rubber pad 6, it can influence the heat dissipation of casing 11, through setting up heat conduction copper pole 81 to this with the inside heat transfer of casing 11 to outside fin 82 on, will radiate through fin 82, through louvre 83, with this area of contact that can increase with the air, can improve the radiating effect through above-mentioned setting, reduce the influence of rubber pad 6 to the heat dissipation.

Example two

Referring to fig. 6, in a first comparative example, as another embodiment of the present invention, a wax block 9 is fixed to a side wall of the sliding hole; the wax block 9 is in surface contact with the guide rod 22, and when in use, the wax block 9 rubs against the guide rod 22, and then generates some powder, so that the sliding of the guide rod 22 and the support frame 21 can be lubricated by the powder, thereby reducing the friction force and reducing the noise generated during the sliding.

Working principle, when in installation, the fixing frame 14 is rotated to enter the threaded groove through rotating the fixing frame 14, so that the installation of the filter screen 16 is completed, the side surface of the fixing frame 14 is provided with a bulge through arranging the clamping block 17, the fixing frame 14 can be rotated conveniently, the support screen plate 15 is arranged to support and fix the filter screen 16, the air sucked into the shell 11 is filtered through arranging the filter screen 16, so that the dust is prevented from entering the shell 11, the dust adhesion on the surface of the internal electronic component is reduced, the influence of the dust on the heat dissipation of the internal electronic component is reduced, meanwhile, the catkin in the air can be filtered, the catkin is prevented from entering the shell 11, the filterable area of the filter screen 16 can be improved through the structural design of the support screen plate 15, so that the filter screen is compared with the vertical filter screen 16 and is not easy to block, when the device is used, the fan blades 24 are driven to rotate by the motor 23, so that air is extracted from the outside and enters the shell 11, the heat is dissipated inside the shell 11, the motor 23 drives the supporting frame 21 to vibrate during heat dissipation, noise is generated, the fixing frame 14 moves left and right at the moment, the fixing frame 14 slides on the guide rods 22 and extrudes the first spring, the kinetic energy of vibration is absorbed by the first spring, the effect of damping and buffering can be realized, vibration is reduced, the motor 23 is protected, and meanwhile, the noise during working is reduced, when the device is installed, the square rod 31 is inserted into the square groove, then the fixing frame 14 is installed in a rotating mode, when the motor 23 works, the motor 23 drives the rotating shaft 25 and the square rod 31 to rotate, the driving shaft 32 and the cleaning rod 33 are driven to rotate, and the bristles 42 are driven to clean the filter screen 16, when the cleaning rod 33 rotates, the sliding plate 41 can attract the magnetic blocks 43 to drive the sliding plate 41 to slide, then the bristles 42 are pushed out to open the bristles 42, then the sliding rod rotates between the two magnetic blocks 43, the second spring drives the sliding plate 41 to reset, then the sliding plate 41 is close to the other magnetic block 43, the bristles 42 continue to open, the cleaning area can be increased through the arrangement, force can be applied from different angles to improve the cleaning effect, after the cleaning rod is used for a long time, a user pulls the pull ring 52 to pull the pull rope 51 to pull the sliding plate 41 to slide, then the bristles 42 are pulled into the sliding cavity, so that the catkins adhered to the bristles 42 can be cleaned, therefore, the brush bristles 42 can be conveniently cleaned by a user, when the brush bristles are used, the shell 11 can be protected by arranging the rubber pad 6, vibration and buffering are reduced, damage to electronic components caused by the fact that the power adapter is loosened due to road jolt is reduced, the power adapter can be protected, when the power adapter is used, the power adapter can fall due to negligence, buffering can be carried out by arranging the arc-shaped elastic sheet 71 at the moment, the whole protection effect is improved, the arc-shaped elastic sheet 71 can be wrapped by arranging the rubber sleeve 72, the surface of the user is reduced from being cut, meanwhile, the bottom of the power adapter can be supported by the arrangement, the heat dissipation of the bottom is improved, when the brush bristles are used, the heat dissipation of the shell 11 can be influenced by the wrapping of the rubber pad 6, and the heat inside of the shell 11 is transferred to the external heat dissipation sheet 82 by arranging the heat conduction copper rod 81, the radiating fins 82 can radiate the air, and the radiating holes 83 can increase the contact area with the air, so that the radiating effect can be improved, and the influence of the rubber pad 6 on the radiation can be reduced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. A heat dissipation type power adapter which characterized in that: comprises a shell (11), a heat dissipation unit and a fixing frame (14); an air inlet (12) is formed in one side of the shell (11), and an air outlet (13) is formed in the other side of the shell (11); the heat dissipation unit is arranged on the side wall of the shell (11); a thread groove is formed in the air inlet (12); a fixing frame (14) is connected in the thread groove through threads; a supporting screen plate (15) is fixedly connected in the fixed frame (14); a filter screen (16) is fixedly connected to one side of the support screen (15) far away from the heat dissipation unit; the section of the supporting screen (15) is designed into a trapezoidal structure; and a clamping block (17) is arranged on one side of the fixing frame (14) far away from the heat dissipation unit.

2. The heat dissipation type power adapter according to claim 1, wherein: the heat dissipation unit comprises a support frame (21) and a guide rod (22); the group of guide rods (22) is fixedly connected to one side of the air inlet (12) close to the air outlet (13); the top and the bottom of the supporting frame (21) are symmetrically provided with sliding holes; the guide rod (22) penetrates through the sliding hole and is connected with the sliding hole in a sliding mode; two groups of first springs are symmetrically and fixedly connected to two sides of the supporting frame (21); the first spring is sleeved on the guide rod (22); the guide rod (22) is a T-shaped rod; a fixed frame is fixedly connected in the supporting frame (21); a motor (23) is fixedly connected in the fixed frame; the output end of the motor (23) is fixedly connected with a rotating shaft (25); the rotating shaft (25) is fixedly connected with a fan blade (24).

3. The heat dissipation type power adapter according to claim 2, wherein: a square groove is formed in the end part of the rotating shaft (25); a square rod (31) is connected in the square groove in a sliding manner; a transmission shaft (32) is fixedly connected to the end part of the square rod (31); the transmission shaft (32) penetrates through the support screen plate (15) and the filter screen (16) and is rotatably connected with the support screen plate (15); a cleaning rod (33) is fixedly connected to the end part of the transmission shaft (32); one side of the cleaning rod (33) close to the filter screen (16) is provided with a group of cleaning units.

4. The heat dissipation type power adapter according to claim 3, wherein: the cleaning unit includes a sliding plate (41); a group of sliding cavities is formed in the cleaning rod (33); the sliding plate (41) is connected in the sliding cavity in a sliding way; one side of the sliding plate (41) close to the filter screen (16) is fixedly connected with a group of bristles (42); one side of the sliding cavity close to the filter screen (16) is provided with a group of first through holes; the bristles (42) penetrate through the first through hole and are in sliding connection with the first through hole; a second spring is fixedly connected between the sliding plate (41) and the side wall of the sliding cavity; a group of magnetic blocks (43) are fixedly connected to the side surface of the supporting screen plate (15); the sliding plate (41) is made of iron materials.

5. The heat dissipation type power adapter according to claim 4, wherein: a second through hole is formed in one side, away from the first through hole, of the sliding cavity; a pull rope (51) is fixedly connected to one side of the sliding plate (41) far away from the bristles (42); the pull rope (51) penetrates through the second through hole, and a pull ring (52) is fixedly connected to the end portion of the pull rope (51).

6. The heat dissipation type power adapter according to claim 5, wherein: a rubber pad (6) is fixedly connected to the surface of the shell (11); through grooves are formed in the positions, corresponding to the air inlet (12) and the air outlet (13), of the rubber pad (6).

7. The heat dissipation type power adapter according to claim 6, wherein: a group of buffer units are arranged on the surface of the shell (11); the buffer unit comprises an arc-shaped elastic sheet (71); the pair of arc-shaped elastic sheets (71) are symmetrically and fixedly connected on the surface of the shell (11); the surface of the arc-shaped elastic sheet (71) is fixedly connected with a rubber sleeve (72).

8. The heat dissipation type power adapter as recited in claim 7, wherein: a group of heat conducting copper rods (81) is fixedly connected to the top of the shell (11); a groove is formed in the position, corresponding to the heat conducting copper rod (81), of the rubber pad (6); the top end of the heat conducting copper rod (81) is fixedly connected with a radiating fin (82); the radiating fin (82) is provided with a group of radiating holes (83).