CN210270675U

CN210270675U - Notebook computer

Info

Publication number: CN210270675U
Application number: CN201921302023.2U
Authority: CN
Inventors: 柳程; 刘志远; 何雨; 王海朝
Original assignee: Guangdong Hongqin Communication Technology Co Ltd
Current assignee: Guangdong Hongqin Communication Technology Co Ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-07
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a notebook computer, including the host computer body, the host computer body includes fan and antenna structure, and antenna structure includes antenna boom and the antenna body of formation on antenna boom, and antenna structure sets up in the air outlet department of fan, is formed with the air-out passageway relative with the air outlet of fan on the antenna boom, and the antenna body includes radiating part, ground connection portion and feed point. The utility model discloses can not occupy the position of screen end to can realize the full screen of narrow frame and the all-metal design of screen end, also can not occupy other spaces of host computer body, and then make notebook computer's design more pleasing to the eye. Moreover, under the condition that the host computer body also is the design of full metal, grounding part can be convenient for realize ground connection through being connected with metal epitheca and/or metal inferior valve, and because radiation portion and metal epitheca and metal inferior valve looks interval, can guarantee that the upper and lower both sides of radiation portion all have certain headroom region, and then guarantee antenna structure's signal transmission performance.

Description

Notebook computer

Technical Field

The utility model relates to an electronic equipment technical field especially relates to a notebook computer.

Background

Notebook computers are also known as notebook, handheld, or laptop computers. Is small and convenient to carry. The weight of a notebook computer is usually 1-3 kg. The development trend is that the size is smaller and lighter, and the function is stronger and stronger. With the development of science and technology, consumers have demanded not only limited performance but also appearance of notebook computers. Therefore, the narrow-frame and all-metal notebook computer is produced.

The structural design of a narrow-frame and all-metal notebook computer has great challenges in the field of radio frequency antennas. The traditional plastic part notebook computer antenna has multiple design schemes and good performance. For all-metal notebook computers, a common antenna design is as follows: 1. a window is opened at the top of the metal back shell of the screen body, and a metal slot antenna is made; 2. the antenna is designed in the plastic rotating shaft cover. However, for a narrow-frame notebook computer, if the scheme 1 is adopted, a sufficient clearance area is not provided for the design; although the design of the all-metal notebook computer can be satisfied by the scheme 2, a narrower frame cannot be formed due to a plastic space below the screen in the scheme, and the scheme usually requires that the notebook computer is provided with a rotating shaft cover with a larger size and a larger radius, so that the appearance of the product is affected.

It is known that the mobile communication rate is affected by both the signal strength and the interference strength. For a notebook computer, electronic components (such as a memory, a solid state disk and the like) at the host end are not capable of transmitting electromagnetic interference signals anytime and interfering a wifi antenna to receive useful signals. Usually, designers will use corresponding countermeasures to suppress the noise interference at the host side, but since there are many noise sources and the noise path is complicated, the method of adding countermeasures at the motherboard side is usually complicated and costly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a notebook computer, the setting of its antenna structure can not influence the full screen of narrow frame and the all-metal design of its screen end.

In order to achieve the above object, the utility model provides a notebook computer, including the host computer body, the host computer body includes fan and antenna structure, antenna structure includes antenna boom and forms antenna body on the antenna boom, antenna structure sets up the air outlet department of fan, be formed with on the antenna boom with the air-out passageway that the air outlet of fan is relative, the antenna body includes radiation portion, ground connection portion and feed point.

Preferably, the main body further includes an outer baffle, the antenna structure is limited between the outer baffle and the air outlet of the fan, and an outlet hole opposite to the air outlet channel is formed in a position of the outer baffle corresponding to the antenna structure.

Preferably, the main body further includes a metal dam, the metal dam is located beside the antenna structure to block the corresponding electromagnetic noise in the main body.

Preferably, the metal retaining wall includes an air outlet of the fan and a middle retaining wall portion between the antenna structures, an air outlet hole opposite to the air outlet of the fan and the air outlet channel is formed in the middle retaining wall portion, and the size of the air outlet hole is smaller than a quarter wavelength of the electromagnetic noise in the main body.

Preferably, the metal retaining wall further comprises side retaining wall portions respectively located at two sides of the middle retaining wall portion, and the side retaining wall portions respectively correspond to two sides of the antenna bracket, which are not provided with the air outlet channel.

Preferably, the main body further includes a metal upper case and a metal lower case, the metal upper case is provided with a keyboard, the grounding portion is connected to at least one of the metal upper case and the metal lower case, and the radiation portion is spaced from the metal upper case and the metal lower case.

Preferably, the antenna support includes a top wall and a bottom wall, the grounding portion is formed on at least one of the top wall and the bottom wall, and a flexible conductive member is attached between the grounding portion and the metal upper shell and/or the metal lower shell so as to be electrically connected through the flexible conductive member.

Preferably, the antenna body is an FPC antenna or an LDS antenna, the grounding portion includes a first grounding area disposed on the top wall, a second grounding area disposed on the bottom wall, and a connecting area connecting the first grounding area and the second grounding area, and the first grounding area and the second grounding area are exposed by metal to electrically connect with the flexible conductive member.

Preferably, the joining region with the radiating part is located respectively antenna boom's formation one side of the entry end of air-out passageway and formation one side of the exit end of air-out passageway, the host computer body still includes the metal barricade, the metal barricade encloses and establishes antenna structure's side is in order to shelter from this internal electromagnetic noise of host computer, be equipped with on the metal barricade with the air outlet of fan with the exhaust vent that the air-out passageway is relative, the size of exhaust vent is less than this internal corresponding electromagnetic noise's of host computer quarter wavelength.

Preferably, the radiation portion is disposed on a side of the antenna bracket where the outlet end of the air outlet channel is formed.

Compared with the prior art, the utility model discloses a notebook computer sets up the air outlet department of the fan of antenna structure in the host computer body, is formed with the air-out passageway relative with the air outlet of fan on antenna structure's the antenna boom, can not occupy the position of screen end to can realize the whole screen of narrow frame and the all-metal design of screen end, also can not occupy other spaces of host computer body, and then make notebook computer's design more pleasing to the eye. Moreover, when the host computer body also is under the condition of all-metal design, the ground connection portion of antenna body can be convenient for realize ground connection through being connected with metal epitheca and/or metal inferior valve, and because radiation portion and metal epitheca and metal inferior valve looks interval, can guarantee that the upper and lower both sides of radiation portion all have certain headroom region, and then guarantee the signal transmission performance of antenna structure under the condition that the host computer body is all-metal design. In addition, by means of the design of the metal retaining wall, electromagnetic noise inside the main body can be separated, the influence on the radiation part is greatly reduced, meanwhile, the use of shielding auxiliary materials in the main body can be reduced, and the cost is reduced.

Drawings

Fig. 1 is a schematic perspective view of a main body according to an embodiment of the present invention.

Fig. 2 is an exploded view of the host topic shown in fig. 1.

Fig. 3 is an exploded view of a portion of the structure of fig. 2.

Fig. 4 is a schematic plan view of the main body according to the embodiment of the present invention.

Fig. 5 is a schematic perspective view of an antenna structure according to an embodiment of the present invention.

Fig. 6 is another perspective view of the antenna structure shown in fig. 5.

Fig. 7 is a schematic plan view of the antenna structure shown in fig. 5.

Fig. 8 is another schematic plan view of the antenna structure shown in fig. 5.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1 to 5, the present invention discloses a notebook computer, which includes a main body 100, the main body 100 includes a fan 1 and an antenna structure 2, the antenna structure 2 includes an antenna support 20 and an antenna body 21 formed on the antenna support 20, the antenna structure 2 is disposed at an air outlet 11 of the fan 1, an air outlet channel 29 opposite to the air outlet 11 of the fan 1 is formed on the antenna support 20, and the antenna body 21 includes a radiation portion 22, a grounding portion 23 and a feeding point 24. Through the design, make the utility model discloses the position of screen end (not shown) can not be occupied in the setting of notebook computer's antenna structure 2 to can realize the full screen of narrow frame and the all-metal design of screen end, also can not occupy other spaces of host computer body 100, and then make notebook computer's design more pleasing to the eye. The size of the air outlet channel 29 is not particularly limited, and the number of the air outlet channels 29 may be one, or two or more, as long as the air from the air outlet 11 of the fan 1 can smoothly flow out from the air outlet channel 29.

Referring to fig. 2 to 4, in some embodiments, the air outlet 11 of the fan 1 faces and is close to the screen of the notebook computer, but not limited thereto. In a specific embodiment, the main body 100 further includes a battery 3 and a main board 4, two sides of a portion of the main board 4 near the screen end are respectively provided with the fans 1, correspondingly, the air outlets 11 of the two fans 1 are respectively provided with the antenna structures 2, and the two antenna structures 2 may be set to be the same or different.

Referring to fig. 2 and 3, in some embodiments, the main body 100 further includes an outer baffle 5, the antenna structure 2 is limited between the outer baffle 5 and the air outlet 11 of the fan 1, an outlet hole 51 opposite to the air outlet channel 29 is formed at a position of the outer baffle 5 corresponding to the antenna structure 2, and when the wind generated by the fan 1 flows out from the air outlet channel 29, the wind is discharged outside through the outlet hole 51 of the outer baffle 5. The utility model provides an outer baffle 5 when being as the outward appearance face of host computer body 100, can play and carry out spacing effect to antenna structure 2, and then is favorable to antenna structure 2's installation fixed.

Referring to fig. 3 and 4, in some embodiments, the main body 100 further includes a metal dam 6, and the metal dam 6 is disposed at least beside the antenna structure 2 to dam corresponding electromagnetic noise in the main body 100. It can be understood that the metal retaining wall 6 does not block the position of the radiation part 22 corresponding to the antenna body 21 to avoid affecting the performance of the radiation part 22. Preferably, the antenna structure 2 abuts against the metal retaining wall 6, so that the metal retaining wall 6 can play a role in positioning the antenna structure 2 while shielding electromagnetic noise, thereby further facilitating reliable installation of the antenna structure 2.

Referring to fig. 3, as a preferred embodiment, the metal retaining wall 6 is integrally formed on the metal upper case 8 of the main body 100, where the keyboard 7 is disposed, that is, it is actually a part of the metal upper case 8, and the main portion of the metal upper case 8 protrudes toward the inside of the main body 100, so that the structure and performance of the metal retaining wall 6 are more reliable, and the stability of the overall structure is facilitated.

Referring to fig. 3, as a preferred embodiment, the metal retaining wall 6 includes a middle retaining wall portion 60 located between the air outlet 11 of the fan 1 and the antenna structure 2, an air outlet 61 opposite to the air outlet 11 of the fan 1 and the air outlet channel 29 is formed on the middle retaining wall portion 60, and the size of the air outlet 61 is smaller than a quarter wavelength of the corresponding electromagnetic noise in the main body 100. Through the design, the performance of the antenna structure 2 can be reduced by better shielding relevant electromagnetic noise, and normal air outlet cannot be influenced due to the arrangement of the middle baffle wall part 60; furthermore, the design of the middle retaining wall 60 can also be used to position the antenna configuration 2.

Referring to fig. 3, as a preferred embodiment, the metal retaining wall 6 further includes side retaining wall portions 62 respectively located at two sides of the middle retaining wall portion 60, and the side retaining wall portions 62 are respectively disposed corresponding to two sides of the antenna bracket 20 where the air outlet channel 29 is not disposed; through this design, be more convenient for shelter from the electromagnetic noise that comes from all directions. In one embodiment, the side wall portions 62 are vertically connected to both sides of the middle wall portion 60 respectively to match the specific structure of the antenna support 20, and in other embodiments, the side wall portions 62 are not limited to being perpendicular to the middle wall portion 60 nor to being connected to the middle wall portion 60 according to specific situations and needs.

It is understood that the metal retaining wall 6 is not limited to the above specific forming manner, structure, shape, etc., and any forming manner, structure, shape, etc. of the metal retaining wall 6 that can be easily conceived by those skilled in the art should be within the scope of the present invention as long as the purpose is to shield the electromagnetic noise in the main body 100 to reduce the influence on the performance of the antenna structure 2.

Referring to fig. 1 to 3, in some embodiments, the main body 100 further includes a metal upper case 8 and a metal lower case 9, the keyboard 7 is disposed on the metal upper case 8, the grounding portion 23 is connected to at least one of the metal upper case 8 and the metal lower case 9, and the radiation portion 22 is spaced apart from the metal upper case 8 and the metal lower case 9. The grounding part 23 is connected with at least one of the metal upper shell 8 and the metal lower shell 9, so that the grounding of the antenna body 21 is facilitated; since the radiating portion 22 is spaced from the metal upper case 8 and the metal lower case 9, the upper and lower sides of the radiating portion 22 have a certain clearance area to ensure the signal transmission performance of the antenna structure 2.

Referring to fig. 2 and 3, in some embodiments, the antenna stand 20 includes a top wall 25 and a bottom wall 26, the ground portion 23 is formed on at least one of the top wall 25 and the bottom wall 26, and the flexible conductive member 10 is attached between the ground portion 23 and the metal upper shell 8 and/or the metal lower shell 9 for electrical connection through the flexible conductive member 10. Since the grounding portion 23 is formed between at least one of the top wall 25 and the bottom wall 26 and the metal upper shell 8 and/or the metal lower shell 9 by attaching the flexible conductive member 10, the position of the antenna structure 2 can be limited in addition to increasing the grounding area, thereby facilitating the reliable installation of the antenna structure 2.

For example, the flexible conductive member 10 may be a conductive sponge 10', but other types of flexible conductive members 10 are also possible. In a specific embodiment, the grounding portion 23 is at least formed on the bottom wall 26 of the antenna support 20, the position of the metal lower case 9 corresponding to the grounding portion 23 is laser etched, and the conductive sponge 10 'is pressed between the grounding portion 23 and the metal lower case, so as to further ensure the installation stability and grounding reliability of the antenna structure 2, and the clearance area of the radiation portion 22 can be increased by the conductive sponge 10'.

Referring to fig. 5 to 8, in some embodiments, the antenna body 21 is an FPC antenna or an LDS antenna, the grounding portion 23 includes a first grounding region 231 disposed on the top wall 25, a second grounding region 232 disposed on the bottom wall 26, and a connecting region 233 connected between the first grounding region 231 and the second grounding region 232, and the first grounding region 231 and the second grounding region 232 are exposed by metal to be electrically connected to the flexible conductive member 10. Through the design, the grounding area of the antenna structure 2 is greatly ensured.

Referring to fig. 3, as a preferred embodiment, the connection region 233 and the radiation portion 22 are respectively disposed on one side of the antenna bracket 20 forming the inlet end of the air outlet channel 29 and one side of the antenna bracket 20 forming the outlet end of the air outlet channel 29, the main body 100 further includes a metal retaining wall 6, the metal retaining wall 6 encloses the side of the antenna structure 2 to shield the electromagnetic noise in the main body 100, the metal retaining wall 6 is provided with an air outlet 61 opposite to the air outlet 11 of the fan 1 and the air outlet channel 29, and the size of the air outlet 61 is smaller than a quarter wavelength of the corresponding electromagnetic noise in the main body 100. Through the design, even if the antenna structure 2 can obtain a large enough clearance area on the outward side, electromagnetic noise in all directions can be shielded to reduce the influence on the performance of the antenna structure 2. It is understood that "surrounding" herein means to surround each side of the antenna structure 2, at least not to block the position of the corresponding radiation part 22, so as to avoid affecting the performance of the radiation part 22.

In a specific embodiment, a feeding point 24 is disposed at the bottom end of the radiating portion 22, the feeding point 24 is spaced from the top wall 25, a portion of the grounding portion 23 is disposed on the same plane as the radiating portion 22 and the feeding point 24, and the grounding portion 23 is wound upward around the top wall 25 from a position connected to the feeding point 24, then downward around a side of the outlet end forming the air outlet channel 29, and then wound onto the bottom wall 26 to form a first grounding area 231, a connection area 233, and a second grounding area 232 of the grounding portion 23. In this embodiment, the radiating portion 22 is located very close to the bottom wall 26, the clearance area can be increased by pressing a conductive sponge 10' between the bottom wall 26 and the metal lower case 9, and the radiating portion 22 and the feeding point 24 are spaced from the top wall 25, and another flexible conductive member 10 can be disposed between the top wall 25 and the metal upper case 8.

Referring to fig. 4, in some embodiments, the radiation portion 22 is disposed at a side of the antenna bracket 20 where an outlet end of the air outlet channel 29 is formed. That is, the radiation portion 22 is disposed on the outward side, so as to avoid the limitation of the clearance area caused by other structures in the main body 100 due to being disposed at other positions of the antenna support 20, and reduce the influence of the noise in the main body 100 on the signal transmission performance of the antenna structure 2. However, the radiation portion 22 is not necessarily provided on the outward side.

By the way, the utility model discloses a notebook computer sets up the air outlet 11 department of fan 1 in host computer body 100 with antenna structure 2, is formed with the air-out passageway 29 relative with the air outlet 11 of fan 1 on antenna structure 2's the antenna boom 20, can not occupy the position of screen end to can realize the whole screen of narrow frame and the all-metal design of screen end, also can not occupy other spaces of host computer body 100, and then make notebook computer's design more pleasing to the eye. Moreover, when the main body 100 is also designed as an all-metal antenna, the grounding portion 23 of the antenna body 21 can be connected to the metal upper shell 8 and/or the metal lower shell 9 to facilitate grounding, and since the radiating portion 22 is spaced from the metal upper shell 8 and the metal lower shell 9, a certain clearance area can be ensured on both sides of the radiating portion 22, thereby ensuring the signal transmission performance of the antenna structure 2 when the main body 100 is designed as an all-metal antenna. In addition, by means of the design of the metal retaining wall 6, the electromagnetic noise inside the main body 100 can be blocked, the influence on the radiation part 22 is greatly reduced, meanwhile, the use of shielding auxiliary materials in the main body 100 can be reduced, and the cost is favorably reduced.

The above disclosure is only a preferred embodiment of the present invention, and the scope of the claims of the present invention should not be limited thereby, and all the equivalent changes made in the claims of the present invention are intended to be covered by the present invention.

Claims

1. The notebook computer is characterized by comprising a host body, wherein the host body comprises a fan and an antenna structure, the antenna structure comprises an antenna support and an antenna body formed on the antenna support, the antenna structure is arranged at an air outlet of the fan, an air outlet channel opposite to the air outlet of the fan is formed on the antenna support, and the antenna body comprises a radiation part, a grounding part and a feed point.

2. The notebook computer as claimed in claim 1, wherein the main body further comprises an outer baffle, the antenna structure is limited between the outer baffle and the air outlet of the fan, and an outlet hole opposite to the air outlet channel is formed in the outer baffle at a position corresponding to the antenna structure.

3. The notebook computer as claimed in claim 1, wherein the main body further comprises a metal dam, and the metal dam is disposed at least beside the antenna structure to block corresponding electromagnetic noise in the main body.

4. The notebook computer as claimed in claim 3, wherein the metal retaining wall comprises a middle retaining wall portion located between the air outlet of the fan and the antenna structure, the middle retaining wall portion is formed with an air outlet hole opposite to the air outlet of the fan and the air outlet channel, and the size of the air outlet hole is smaller than a quarter wavelength of the corresponding electromagnetic noise in the main body.

5. The notebook computer as claimed in claim 4, wherein the metal retaining wall further comprises side retaining wall portions respectively located at two sides of the middle retaining wall portion, and the side retaining wall portions are respectively disposed corresponding to two sides of the antenna bracket where the air outlet channel is not located.

6. The notebook computer as claimed in claim 1, wherein the main body further comprises a metal upper case and a metal lower case, the metal upper case is provided with a keyboard thereon, the grounding part is connected to at least one of the metal upper case and the metal lower case, and the radiation part is spaced from the metal upper case and the metal lower case.

7. The notebook computer as claimed in claim 6, wherein the antenna stand comprises a top wall and a bottom wall, the grounding part is formed on at least one of the top wall and the bottom wall, and a flexible conductive member is attached between the grounding part and the metal upper shell and/or the metal lower shell for electrical connection through the flexible conductive member.

8. The notebook computer as claimed in claim 7, wherein the antenna body is an FPC antenna or an LDS antenna, the grounding portion includes a first grounding area disposed on the top wall, a second grounding area disposed on the bottom wall, and a connecting area connecting the first grounding area and the second grounding area, and the first grounding area and the second grounding area are exposed by metal to electrically connect with the flexible conductive member.

9. The notebook computer as claimed in claim 8, wherein the connection region and the radiation portion are respectively disposed on one side of the antenna bracket forming the inlet end of the air outlet channel and one side forming the outlet end of the air outlet channel, the main body further comprises a metal retaining wall, the metal retaining wall encloses the side of the antenna structure to shield the electromagnetic noise in the main body, the metal retaining wall is provided with an air outlet corresponding to the air outlet of the fan and the air outlet channel, and the size of the air outlet is smaller than a quarter wavelength of the corresponding electromagnetic noise in the main body.

10. The notebook computer as claimed in any one of claims 1 to 9, wherein the radiation portion is disposed on a side of the antenna support where the outlet end of the air outlet channel is formed.