CN111741379A - Small-sized communication base station - Google Patents

Small-sized communication base station Download PDF

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Publication number
CN111741379A
CN111741379A CN202010587933.0A CN202010587933A CN111741379A CN 111741379 A CN111741379 A CN 111741379A CN 202010587933 A CN202010587933 A CN 202010587933A CN 111741379 A CN111741379 A CN 111741379A
Authority
CN
China
Prior art keywords
heat dissipation
base station
cover
communication base
end cover
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010587933.0A
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Chinese (zh)
Inventor
童恩东
王细冬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Tatfook Technology Co Ltd
Original Assignee
Anhui Tatfook Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Tatfook Technology Co Ltd filed Critical Anhui Tatfook Technology Co Ltd
Priority to CN202010587933.0A priority Critical patent/CN111741379A/en
Publication of CN111741379A publication Critical patent/CN111741379A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/035—Cooling of active equipments, e.g. air ducts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/11—Protection against environment
    • H04Q1/114—Protection against environment flooding protection, e.g. using water proof provision
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0004—Casings, cabinets or drawers for electric apparatus comprising several parts forming a closed casing
    • H05K5/0008—Casings, cabinets or drawers for electric apparatus comprising several parts forming a closed casing assembled by screws
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/06—Hermetically-sealed casings
    • H05K5/064—Hermetically-sealed casings sealed by potting, e.g. waterproof resin poured in a rigid casing
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Transceivers (AREA)

Abstract

The invention relates to a small-sized communication base station which comprises an outer cover, a radiator, an antenna assembly, a filter, a shielding cover and a PCB (printed circuit board) which are arranged between the outer cover and the radiator, wherein the radiator comprises a radiating body and radiating teeth, the radiating body comprises a bottom plate and first side plates which respectively extend inwards from the two side edges of the bottom plate, the first radiating teeth extend outwards from the bottom plate, reinforcing ribs are arranged on the first side plates, and the reinforcing ribs are provided with screw holes for fixing the outer cover. Compared with the prior art, the invention has the technical effects of convenient installation, compact structure, small volume, increased heat dissipation area and the like.

Description

Small-sized communication base station
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a communication base station.
Background
The wireless communication base station refers to a radio transceiver station for information transmission between a wireless terminal and a wireless communication switching center in a certain radio coverage area. The receiving mode of the base station is that an antenna receives signals, the signals are transmitted to a PCB through a filter, and specifically, the signals are transmitted to a core network through a low-noise discharge circuit, a digital intermediate frequency module and an optical module in sequence and then through optical fibers. The transmission mode of the base station is that data of a core network is transmitted to a PCB board through optical fibers, and specifically, the data is transmitted to an antenna end through an optical module, a digital intermediate frequency module and a power amplifier circuit in sequence and then is transmitted to the antenna end through a filter for transmission.
With the development of 5G edge computing and local caching, small base stations hanging on utility poles will perform more and more data storage and computing functions in the future. In practical application, the requirements of convenient installation and minimized volume are provided for small base stations.
Disclosure of Invention
The invention aims to solve the technical problem of providing a small communication base station which has a good heat dissipation effect and a small size and avoids the defects of the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a small-size communication base station, includes dustcoat, radiator and is located antenna module, wave filter, shield cover and the PCB board between dustcoat and the radiator, the radiator includes heat dissipation body and heat dissipation tooth, the heat dissipation body includes the bottom plate and from the first curb plate of bottom plate both sides reason difference inside extension, follows the outside extension of bottom plate has first heat dissipation tooth, is equipped with the strengthening rib on each first curb plate, and this strengthening rib sets up the screw and is used for fixing the dustcoat.
Further:
still including sealing first end cover and the second end cover at dustcoat and heat dissipation body both ends, the bottom plate both ends of heat dissipation body are equipped with the local thickening position of second respectively, and this local thickening position of second sets up the screw and is used for fixing first end cover and second end cover.
The first end cover comprises a first cover body and a first handle, the first cover body and the first handle are used for sealing one end of the outer cover and one end of the heat dissipation body, the first handle extends from the first cover body to the direction of the first heat dissipation tooth, and the first handle and the first cover body are integrally formed.
The second end cover comprises a second cover body and a second handle junction box which are integrally formed, and the second handle extends from the second cover body to the direction of the first heat dissipation tooth.
And a junction box extends from the second end cover to the length direction of the base station, and the junction box and the second cover body are integrally formed.
The height of the first handle and the second handle is less than or equal to that of the first heat dissipation teeth.
The outer cover includes a top plate and second side plates extending from both side edges of the top plate, respectively, and the second side plates and the first side plates are partially overlapped.
The top plate of the outer cover is arc-shaped.
The PCB comprises a power amplifier circuit, a digital intermediate frequency circuit, an optical module and a power module, and is formed by attaching a whole board to a bottom board of the radiator or dividing the whole board into a plurality of small boards which are respectively attached to the bottom board.
Second heat dissipation teeth extend outwards from the first side plate.
The small communication base station comprises an outer cover, a radiator, an antenna assembly, a filter, a shielding cover and a PCB (printed circuit board), wherein the antenna assembly, the filter, the shielding cover and the PCB are sequentially and vertically arranged between the outer cover and the radiator; the outer cover and the two ends of the heat dissipation body are sealed by the first end cover and the second end cover, the two ends of the bottom plate of the heat dissipation body are respectively provided with a second local thickening part, the second local thickening part is provided with a screw hole for fixing the first end cover and the second end cover, and the first end cover and the second end cover are sealed and waterproof in a glue filling mode.
Compared with the prior art, the invention has the technical effects of convenient installation, compact structure, small volume, increased heat dissipation area and the like.
Drawings
Fig. 1 is a schematic perspective view of a small communication base station embodiment of the present invention;
figure 2 is an exploded view of a small form factor communication base station embodiment of the present invention;
fig. 3 is a schematic longitudinal section of an embodiment of a small communication base station of the present invention;
figure 4 is a cross-sectional schematic view of a small form factor communication base station embodiment of the present invention;
FIG. 5 is a schematic perspective view of a heat sink of an embodiment of the small form factor communication base station of the present invention;
figure 6 is a cross-sectional schematic view of a heat sink of a small form factor communication base station embodiment of the present invention;
fig. 7 is a schematic perspective view of a first end cap of an embodiment of the small form factor communication base station of the present invention;
fig. 8 is a schematic perspective view of a second endcap of an embodiment of a small form factor communication base station of the present invention;
fig. 9 is a perspective view of the housing of the small communication base station embodiment of the present invention.
Detailed Description
Embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
A small-sized communication base station 100, as shown in fig. 1 to 4, comprises a housing 10, an antenna assembly 30, a filter 40, a shielding case 50, a PCB 60 and a heat sink 20 which are vertically arranged in sequence, wherein the antenna assembly 30, the filter 40, the shielding case 50 and the PCB 60 are stacked in sequence and then are arranged in a space formed by the housing 10 and the heat sink 20. The filter 40 is fixed to the surface of the shield case 50. As shown in fig. 5 and 6, the heat sink 20 includes a heat dissipating body 21 and heat dissipating teeth 22, and the heat dissipating body 21 includes a bottom plate 211 and first side plates 212 extending from both side edges of the bottom plate 211, respectively. First heat dissipation teeth 221 extend outwards (i.e., in a direction away from the first side plate 212) from the bottom plate 211, the first side plate 212 extends inwards from the bottom plate 211, and each first side plate 212 is provided with a screw hole for fixing the outer cover 10.
As shown in fig. 1 to 3, both ends of the housing and the heat dissipating body are closed by a first end cap 70 and a second end cap 80. The inner sides of the two first side plates 212 protrude oppositely to form a reinforcing rib 2121, the length of the reinforcing rib 2121 is the same as that of the first side plate 212, and screw holes (not shown) are provided at both ends of the reinforcing rib 2121. Two ends of the bottom plate 211 of the heat dissipation body 21 are respectively provided with a second local thickening portion 2111, and the second local thickening portion 2111 is provided with a screw hole (not shown). The reinforcing ribs 2121 and the screw holes provided at the local thickened portion 2111 are used for fixing the first end cap 70 and the second end cap 80. In some embodiments, the first end cap 70 and the second end cap 80 are sealed and sealed with glue.
As shown in fig. 7, the first end cap 70 includes a first cover 71 and a first handle 72, the first handle 72 extends from the first cover 71 to the first heat dissipation tooth 221, and the first handle 72 is integrally formed with the first cover 71.
As shown in fig. 8, the second cover 80 includes a second cover 81, a second handle 82, and a junction box 83, which are integrally formed, the second handle 82 extends from the second cover 81 toward the first heat dissipation teeth 221, and the junction box 83 extends from the second cover 81 toward the base station longitudinal direction.
As shown in fig. 1 to 3, the heights of the first and second handles 72 and 82 are not greater than the height of the first heat dissipation tooth 221. The handle is parallel and level with the heat dissipation tooth or is lower than the heat dissipation tooth, and the shape is regular like this, is favorable to the packing and the transportation of basic station.
As shown in fig. 9, the outer cover 10 includes a top plate 11 and a second side plate 12 extending inward from both side edges of the top plate, the second side plate 12 overlaps with the first side plate portion 212, a reinforcing rib 2121 is provided at the overlapping portion, and a fixing screw hole is provided in the reinforcing rib 2121. The second side plate 12 and the first side plate portion 212 are fixed by screws. The top plate 11 of the outer cover 10 is arc-shaped. As shown in fig. 6, the upper portion of the outer side of the side plate 212 of the heat sink 20, i.e. the reinforcing rib 2121, is inwardly recessed to form a step, and the thickness of the recess is exactly equal to the thickness of the side plate 12 of the housing. As shown in fig. 4, the side plate 12 of the housing covers the outside of the stepped portion, and in the assembled state, the small communication base station 100 is flush in side surface.
The PCB board 60 includes a power amplifier circuit, a digital intermediate frequency circuit, an optical module and a power module, and is a whole board attached to the bottom board of the heat sink, or divided into a plurality of small boards respectively attached to the bottom board. Because the PCB board is the individual layer setting and laminates with the heating panel, the heat that the power device of laying on the PCB board gived off all distributes away through the heating panel rethread heat dissipation tooth of installing at the basic station back, and not only the radiating effect is good, has reduced volume and weight moreover.
The heat dissipation teeth 22 are extruded sections and include a first heat dissipation tooth 221 extending outward from the bottom plate 211 and a second heat dissipation tooth 222 extending outward from the first side plate 212. To prevent an increase in volume, the depth of the second heat dissipation teeth 222 may be made short. The heat emitted from the power devices on the PCB board 60 is transferred to the first heat dissipation teeth 221 through the bottom plate 211 of the heat sink and emitted into the air. Meanwhile, the heat of the radiator bottom 211 can be transferred to the first side plate 212 and then radiated to the air through the second heat radiation teeth 222. The radiator is additionally provided with the side plate, and the radiating teeth are additionally arranged on the side plate, so that the radiating area is increased under the condition that the small machine body with the small structure is not increased.
The invention can be used in 690M-960M communication base station, adopting FDD frequency division duplex mode, having two communication channels, the number of filters is 4, the number of interfaces at antenna end is 2, and the number of interfaces at power amplifier end is 4. When the small communication base station is installed and used, the first end cover of the small communication base station faces upwards, the second end cover of the small communication base station faces downwards, and the junction box is located below the small communication base station, so that the small communication base station is convenient to install. The side plates are provided with local thickened parts for punching and tapping to lock the outer cover, and the two ends of the bottom plate can also be provided with local thickened parts for punching and tapping to lock the end cover. The invention is convenient to install, compact in structure, small in volume and capable of increasing the heat dissipation area.
It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and such modifications and substitutions are intended to be included within the scope of the appended claims.

Claims (10)

1. The utility model provides a small-size communication base station, includes dustcoat, radiator and is located antenna module, filter, shield cover and the PCB board between dustcoat and radiator, the radiator includes heat dissipation body and heat dissipation tooth, its characterized in that: the heat dissipation body comprises a bottom plate and first side plates extending inwards from the two side edges of the bottom plate respectively, first heat dissipation teeth extend outwards from the bottom plate, reinforcing ribs are arranged on the first side plates, and the reinforcing ribs are provided with screw holes for fixing the outer cover.
2. The small form factor communication base station of claim 1, wherein: still including sealing the first end cover and the second end cover at dustcoat and heat dissipation body both ends, the bottom plate both ends of heat dissipation body are equipped with the local thickening position of second respectively, this local thickening position of second with the tip of strengthening rib sets up the screw and is used for fixing first end cover and second end cover.
3. The small form factor communication base station of claim 2, wherein: the first end cover comprises a first cover body and a first handle, the first cover body and the first handle are used for sealing one end of the outer cover and one end of the heat dissipation body, the first handle extends from the first cover body to the direction of the first heat dissipation tooth, and the first handle and the first cover body are integrally formed.
4. The small form factor communication base station of claim 2, wherein: the second end cover comprises a second cover body and a second handle junction box which are integrally formed, and the second handle extends from the second cover body to the direction of the first heat dissipation tooth.
5. The small form factor communication base station of claim 4, wherein: and a junction box extends from the second end cover to the length direction of the base station, and the junction box and the second cover body are integrally formed.
6. The small form factor communication base station of claim 3, wherein: the height of the first handle and the second handle is less than or equal to that of the first heat dissipation teeth.
7. The small form factor communication base station of claim 1, wherein: the outer cover comprises a top plate and second side plates extending from two side edges of the top plate respectively, the second side plates are partially overlapped with the first side plates, and the top plate of the outer cover is arc-shaped.
8. The small form factor communication base station of claim 1, wherein: the PCB comprises a power amplifier circuit, a digital intermediate frequency circuit, an optical module and a power module, and is formed by attaching a whole board to a bottom board of the radiator or dividing the whole board into a plurality of small boards which are respectively attached to the bottom board.
9. The small form factor communication base station of any of claims 1 to 8, wherein: second heat dissipation teeth extend outwards from the first side plate.
10. The utility model provides a small-size communication base station, includes dustcoat, radiator and is located antenna module, wave filter, shield cover and the PCB board of vertical arrangement in proper order between dustcoat and the radiator, the radiator includes heat dissipation body and heat dissipation tooth, its characterized in that: the heat dissipation body comprises a bottom plate and first side plates extending inwards from two side edges of the bottom plate respectively, first heat dissipation teeth extend outwards from the bottom plate, reinforcing ribs are arranged on the first side plates, and the reinforcing ribs are provided with screw holes for fixing the outer cover; the outer cover and the two ends of the heat dissipation body are sealed by the first end cover and the second end cover, the two ends of the bottom plate of the heat dissipation body are respectively provided with a second local thickening part, the second local thickening part is provided with a screw hole for fixing the first end cover and the second end cover, and the first end cover and the second end cover are sealed and waterproof in a glue filling mode.
CN202010587933.0A 2020-06-24 2020-06-24 Small-sized communication base station Pending CN111741379A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010587933.0A CN111741379A (en) 2020-06-24 2020-06-24 Small-sized communication base station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010587933.0A CN111741379A (en) 2020-06-24 2020-06-24 Small-sized communication base station

Publications (1)

Publication Number Publication Date
CN111741379A true CN111741379A (en) 2020-10-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010587933.0A Pending CN111741379A (en) 2020-06-24 2020-06-24 Small-sized communication base station

Country Status (1)

Country Link
CN (1) CN111741379A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114096062A (en) * 2021-11-08 2022-02-25 信丰福昌发电子有限公司 PCB manufacturing process for 5G base station communication

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114096062A (en) * 2021-11-08 2022-02-25 信丰福昌发电子有限公司 PCB manufacturing process for 5G base station communication

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