CN210723405U - Antenna connection structure - Google Patents
Antenna connection structure Download PDFInfo
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- CN210723405U CN210723405U CN201921425328.2U CN201921425328U CN210723405U CN 210723405 U CN210723405 U CN 210723405U CN 201921425328 U CN201921425328 U CN 201921425328U CN 210723405 U CN210723405 U CN 210723405U
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Abstract
The utility model discloses an antenna connection structure mainly relates to the antenna structure field, antenna connection structure includes circuit substrate, antenna circuit board and connector, the connector includes the shielding piece and connects the needle, the shielding piece is provided with first fastener and second fastener respectively, be provided with shielding passageway in the shielding piece, first fastener joint in on the circuit substrate, second fastener joint in on the antenna circuit board, it wears to establish to connect the needle shielding passageway to connect the needle respectively with circuit substrate reaches the antenna circuit board electricity is connected. The utility model relates to an antenna connecting structure, which can ensure the stable connection between boards by arranging a shielding block and a connecting pin in a connector, and has simple structure and convenient installation and processing, thus leading the structure of the product to be more compact; meanwhile, the problem of signal interference can be avoided, the shielding capability of the connecting structure is improved, and the stability and the reliability of signal transmission are further improved.
Description
Technical Field
The utility model relates to an antenna structure field especially relates to an antenna connection structure.
Background
At present, with the development and improvement of the car networking technology, more and more antennas are needed in the car to receive radio frequency signals of different frequency bands and different standards. Therefore, an intelligent antenna system integrating an antenna, a radio frequency module, a system chip and the like becomes a development direction of the car networking system, and radio frequency signal transmission between circuit boards is required in the highly integrated intelligent antenna system. In the prior art, a board-to-board rf connector or a coaxial cable is used to connect the antenna circuit board and the TBOX circuit board. The two methods have disadvantages in manufacturing cost, production difficulty and occupied space.
However, in the prior art, the antenna circuit board and the TBOX circuit board are generally connected by using the radio frequency connector, but in the prior art, the radio frequency connector is inconvenient to mount and has a complex structure, so that the final product has a larger structure and occupies more space; meanwhile, the existing radio frequency connector is easy to generate the problem of signal interference, the shielding effect during signal transmission is poor, and the stability and the reliability of signal transmission are reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defects in the prior art and providing an antenna connecting structure, which ensures the stable connection between the boards by arranging a shielding block and a connecting pin in a connector, has simple structure and convenient installation and processing and ensures that the structure of the product is more compact; meanwhile, the problem of signal interference can be avoided, the shielding capability of the connecting structure is improved, and the stability and the reliability of signal transmission are further improved.
The purpose of the utility model is realized through the following technical scheme:
an antenna connection structure comprising:
a circuit board having a plurality of conductive layers,
an antenna circuit board is provided on the base board,
the connector, the connector includes shielding piece and connects the needle, the shielding piece is provided with first fastener and second fastener respectively, be provided with the shielding passageway in the shielding piece, first fastener joint in on the circuit substrate, the second fastener joint in on the antenna circuit board, connect the needle and wear to establish the shielding passageway to connect the needle respectively with circuit substrate reaches the antenna circuit board electricity is connected.
In one embodiment, the connecting pin comprises a fixed end and an elastic contact end;
the fixed end is arranged on the circuit substrate, and the elastic contact end is arranged on the antenna circuit board; or the fixed end is arranged on the antenna circuit board, and the elastic contact end is arranged on the circuit substrate.
In one embodiment, the connector further comprises a shielding pad disposed between the shielding block and the antenna circuit board; or the shielding pad is arranged between the shielding block and the circuit substrate and used for sealing the shielding channel.
In one embodiment, the shielding pad is provided with a through hole, and the connecting pin penetrates through the through hole of the shielding pad.
In one embodiment, the shielding pad is a conductive sheet disposed on the shielding block.
In one embodiment, the shielding block is a metal shielding block body, and the first clip piece and the second clip piece are respectively located at two ends of the metal shielding block body.
In one embodiment, the circuit substrate is provided with a first clamping hole, and the first clamping piece penetrates through the first clamping hole.
In one embodiment, the antenna circuit board is provided with a second clamping hole, and the second clamping piece penetrates through the second clamping hole.
In one embodiment, the connecting pin is located on a central axis of a shielding channel of the shielding block, and the shielding channel and the connecting pin jointly form a coaxial signal transmission part.
In one embodiment, the antenna connection structure further includes a housing, and the circuit board and the antenna circuit board are respectively disposed in the housing.
The utility model discloses compare in prior art's advantage and beneficial effect as follows:
the utility model relates to an antenna connecting structure, which can ensure the stable connection between boards by arranging a shielding block and a connecting pin in a connector, and has simple structure and convenient installation and processing, thus leading the structure of the product to be more compact; meanwhile, the problem of signal interference can be avoided, the shielding capability of the connecting structure is improved, and the stability and the reliability of signal transmission are further improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an antenna connection structure according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an antenna circuit board and a connector of the antenna connection structure shown in fig. 1;
fig. 3 is a schematic structural view of a connector of the antenna connection structure shown in fig. 1;
FIG. 4 is a schematic diagram of a connection pin of the antenna connection structure shown in FIG. 1;
FIG. 5 is a schematic view of the connector shown in FIG. 1 from another perspective;
FIG. 6 is a schematic structural diagram of a housing of the antenna connection structure shown in FIG. 1;
fig. 7 is a schematic structural diagram of the housing shown in fig. 1 from another view angle.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, an antenna connection structure includes: circuit substrate 100, antenna circuit board 200 and connector 300. It should be noted that the circuit substrate 100 is a TBOX circuit board, and is used for implementing signal communication with an antenna circuit board, that is, an antenna signal of the antenna circuit board may be received, and the signal may also be sent to the antenna circuit board; the antenna circuit board 200 is used for receiving external data and signals; the connector 300 is used to connect and fix the circuit substrate and the antenna circuit board.
Referring to fig. 2 and 3, the connector 300 includes a shielding block 310 and a connecting pin 320, the shielding block 310 is respectively provided with a first clip 311 and a second clip 312, a shielding channel 313 is disposed in the shielding block 310, the first clip 311 is clipped on the circuit board 100, the second clip 312 is clipped on the antenna circuit board 200, the connecting pin 320 penetrates through the shielding channel 313, and the connecting pin 320 is respectively electrically connected with the circuit board 100 and the antenna circuit board 200. It should be noted that the shielding block 310 is used to shield external interference when the connection pin transmits signals; the connecting pin 320 is used for transmitting signals, and transmitting signals on the antenna circuit board to the circuit substrate, or transmitting control signals on the circuit substrate to the antenna circuit board. The first clip 311 is used to fix the shielding block on the circuit substrate; the second clip 312 is used to fix the shielding block on the antenna circuit board; the shielding channel 313 serves to accommodate the entire connection pin, so that the shielding block can shield the connection pin from external disturbances. In the present embodiment, the connection pins are conductive connection pins.
Therefore, the shielding block and the connecting needle are arranged in the connector, so that the stable connection between the boards can be ensured, the structure is simple, the installation and the processing are convenient, and the structure of a product is more compact; meanwhile, the shielding channel is arranged on the shielding block, so that the problem of signal interference can be avoided, the shielding capability of the connecting structure is improved, and the stability and the reliability of signal transmission are improved. It should be further noted that by arranging the shielding block and the connecting needle, the manufacturing and production cost can be reduced, the production process can be simplified, the production difficulty is reduced, and meanwhile, the occupied space of the connector is small, so that the antenna connection structure is compact, the size of the antenna connection structure is small, and the miniaturization degree is high.
Referring to fig. 4, the connecting pin 320 includes a fixed end and a flexible contact end. The fixed end is used for fixing the connecting pin on the circuit board or the antenna circuit board, and the elastic contact end is used for being elastically connected with the circuit board or the antenna circuit board. Specifically, the stiff end sets up on antenna circuit board or circuit substrate through the mode of paster, so, can improve the fixed action of connecting the needle, and then improve structural stability.
In this embodiment, the fixed end is disposed on the circuit substrate, and the elastic contact end is disposed on the antenna circuit board; or the fixed end is arranged on the antenna circuit board, and the elastic contact end is arranged on the circuit substrate. Specifically, when the fixed end of the connecting pin is fixed on the antenna circuit board, the elastic contact end is elastically connected with the circuit substrate, and the elastic contact end is arranged, so that the elastic contact end of the connecting pin has elastic deformation during connection, and the circuit substrate or the antenna circuit board can be conveniently installed.
Referring to fig. 2 again, the connector 300 further includes a shielding pad 330, the shielding pad 330 is disposed between the shielding block 310 and the antenna circuit board 200; or a shielding pad 330 is disposed between the shielding block 310 and the circuit substrate, the shielding pad being used to close the shielding passage. Therefore, the shielding effect of the shielding block can be further ensured by arranging the shielding pad.
In order to further ensure the shielding effect of the shielding block, avoid unnecessary interference of the connecting pin during signal transmission, improve the radio frequency transmission stability of the connecting pin and improve the shielding performance, for example, the shielding pad has a patch end and a mounting end, the patch end of the shielding pad is used for being arranged on the antenna circuit board or the circuit basically in a patch manner, and the shielding pad is arranged on the mounting end of the shielding pad. It should be noted that, because the patch end of the shielding block is directly attached to the circuit board or the antenna circuit board, the patch end can ensure the shielding effect of the shielding block, and at the installation end, because the circuit board or the antenna circuit board is not installed through the manner of the patch, therefore, compared with the shielding effect of the patch end, the shielding effect of the installation end is poor, therefore, the shielding pad is arranged on the installation end of the shielding block, and the shielding pad is a thin conductive pad, the shielding effect of the shielding block can be effectively ensured, unnecessary interference of the connecting pin during signal transmission is avoided, the radio frequency transmission stability of the connecting pin is improved, and the shielding performance is improved.
Furthermore, the shielding pad is a conducting strip which is arranged on the shielding block. The thin conductive gasket can be any one of a conductive foam gasket, a conductive cloth gasket, a conductive rubber gasket and an elastic metal gasket. So, through setting up the gasket of different materials, then can set up according to the demand, can guarantee diversified demand.
Referring to fig. 5, the shielding pad 330 is formed with a through hole 331, and the connecting pin 320 is inserted through the through hole 331 of the shielding pad. It should be noted that, in order to ensure the shielding effect, the through hole is communicated with the shielding passage, and the elastic contact end of the connecting pin sequentially penetrates through the shielding passage and the through hole. When the whole connecting needle is accommodated in the holes of the shielding channel and the through hole, the shielding pad and the shielding block form a closed structure during channel signal transmission, so that radio frequency transmission and shielding performance are ensured to be good, and the shielding effect of the shielding block can be effectively improved.
It should be noted that the shielding block is a metal shielding block, and the first clip and the second clip are respectively located at two ends of the metal shielding block. So, through setting up the metallic shield block, can further improve shielding effect, avoid appearing signal interference.
It should be noted that a first clamping hole is formed on the circuit substrate 100, and the first clamping member penetrates through the first clamping hole. The antenna circuit board 200 is provided with a second clamping hole, and the second clamping piece penetrates through the second clamping hole. Furthermore, the first clamping piece is a plurality of first fixing columns, and each first fixing column is arranged at one end of the shielding block; the second fastener is the second fixed column to the second fixed column is provided with a plurality ofly, and each second fixed column sets up respectively in the shielding piece keep away from one of first fixed column on one end. The number of the first clamping holes is equal to that of the first fixing columns, and the number of the second clamping holes is equal to that of the second fixing columns, so that the first fixing columns penetrate through the first clamping holes in a one-to-one correspondence mode; the second fixing columns penetrate through the second clamping holes in a one-to-one correspondence mode. Therefore, the shielding block can be conveniently fixed by arranging the plurality of clamping holes and the plurality of fixing columns; meanwhile, by arranging the clamping hole and matching with the elastic contact end of the connecting pin, the circuit board mounting device can assist a mounting person in identifying whether the circuit board is correctly mounted. That is, when the elastic contact end of the connecting pin contacts with the card hole on the antenna circuit board or the circuit substrate, a 'click' sound is generated, and the sound can assist an installer to identify whether the antenna system is connected correctly. It should be further noted that the antenna circuit board and the circuit substrate can be pre-positioned by arranging the clamping holes and the fixing columns, so that the shielding block is pre-fixed.
The connection pin is located on a central axis of the shielding passage of the shielding block, and the shielding passage and the connection pin together form a coaxial signal transmission part. So, through will connect the needle setting on shielding passageway central point puts, have cylindrical structure and parcel outside the electrically conductive connection needle of elasticity in the metallic shield piece promptly to form coaxial coupling structure jointly with the electrically conductive connection needle of elasticity, thereby can improve the transmission stability of connecting the needle.
Furthermore, in order to improve the efficiency of signal transmission, in order to realize that a plurality of different signals can be transmitted, in order to strengthen the shielding effect of the shielding block, the signal interference capability is further reduced, and the stability and the reliability of signal transmission are further improved. For example, in an embodiment, the shielding block is provided with a plurality of shielding channels, the connecting pins are provided with a plurality of connecting pins, each connecting pin penetrates through each shielding channel in a one-to-one correspondence manner, and each connecting pin is located on a central axis of each shielding channel in a one-to-one correspondence manner, so that each connecting pin and each shielding channel form a multi-channel coaxial transmission portion, each shielding channel forms a trapezoidal honeycomb structure on the shielding block, that is, the shielding block is of a trapezoidal honeycomb structure, and the shielding channels are circular shielding channels. Therefore, the shielding blocks are provided with the plurality of shielding channels and the connecting needle is arranged in each shielding channel, so that the plurality of channels can transmit signals simultaneously, and the signal transmission efficiency is improved; in addition, different signals can be transmitted by connecting pins in different shielding channels, so that transmission of various signals can be realized; meanwhile, the connecting needle in each shielding channel and the shielding channel form a coaxial transmission part, so that the transmission stability can be further improved, the multi-channel coaxial transmission part is arranged, the shielding effect on signals in each channel is effectively realized, and the signal transmission efficiency is improved. In addition, through setting up the shielding piece into trapezoidal honeycomb structure to can form the signal transmission that the shielding piece forms the multichannel by multiunit structural intercoupling and multiunit connection needle, all be provided with shielding structure between every passageway, thereby can strengthen the shielding effect of shielding piece, further reduce signal interference ability, and then improve signal transmission's stability and reliability.
For the above structure of the shielding block, in order to further explain the design concept of the shielding block, the shielding block will be explained in detail. Referring to fig. 5, the shielding block 310 is provided with a plurality of shielding passages 313, and the connecting pins are provided with a plurality of connecting pins, and the connecting pins correspondingly penetrate through the shielding passages one by one. Therefore, the shielding blocks are provided with the plurality of shielding channels and the connecting needle is arranged in each shielding channel, so that the plurality of channels can transmit signals simultaneously, and the signal transmission efficiency is improved; in addition, different signals can be transmitted by the connecting pins in different shielding channels, so that transmission of various different signals can be realized.
Referring to fig. 5, the connecting pins are located on the central axis of the shielding channels in a one-to-one correspondence manner, so that the connecting pins and the shielding channels form a multi-channel coaxial transmission portion. So, the connection needle in every shielding passageway forms coaxial transmission portion with the shielding passageway to can further improve transmission stability, and set up multichannel coaxial transmission portion and then effectively realize the shielding effect to the signal in each passageway, improve signal transmission efficiency.
Referring to fig. 5, each of the shielding passages forms a trapezoidal honeycomb structure on the shielding block, that is, the shielding block has a trapezoidal honeycomb structure, and the shielding passages are circular shielding passages. And the shielding gasket has a trapezoidal honeycomb structure like the shielding blocks. So, through setting up the shielding piece into trapezoidal honeycomb structure to can form the signal transmission that the shielding piece formed the multichannel by multiunit structural intercoupling and multiunit connection needle, all be provided with shielding structure between every passageway, thereby can strengthen the shielding effect of shielding piece, further reduce signal interference ability, and then improve signal transmission's stability and reliability.
Referring to fig. 6, the antenna connection structure further includes a housing 400, and the circuit board and the antenna circuit board are respectively disposed in the housing 400. It should be noted that the housing 400 is used to be mounted in an external device or product, so that the antenna can be mounted on the device. And through setting up whole antenna circuit board of casing cladding and circuit substrate, can realize first step shielding earlier with interfering signal to can further guarantee the shielding effect to the antenna, improve connection structure's shielding validity promptly.
It can be understood that, in order to ensure that the connection pin can be stably electrically connected to the circuit substrate or the antenna circuit board, to facilitate the installation of the circuit substrate, the antenna circuit board and the connector, and to improve the structural stability of the connection pin, in one embodiment, for example, the connection pin includes a fixing sleeve, an elastic member and a contact terminal, one end of the fixing sleeve is attached to the circuit substrate or the antenna circuit board, one end of the fixing sleeve, which is far away from the circuit substrate or the antenna circuit board, is provided with a groove, a fixed end of the elastic member penetrates through the groove, the fixed end of the elastic member is disposed on the bottom of the groove, one end of the elastic member, which is far away from the bottom of the groove, is connected to the contact terminal, the contact terminal is exposed out of the notch of the groove, and the elastic member is a spring or an elastic rubber, the elastic piece is arranged in the groove in a telescopic penetrating mode so as to drive the contact terminal to be close to or far away from the bottom of the groove, a positioning hole is further formed in the circuit substrate or the antenna circuit board, one end, far away from the spring piece, of the contact terminal penetrates through the positioning hole, and the contact terminal is a conductive terminal with an arc surface. So, through setting up the fixed cover body, elastic component and contact terminal, can guarantee to connect the needle and can be connected with circuit substrate or antenna circuit board electricity steadily, can also conveniently carry out the installation of circuit substrate, antenna circuit board and connector, and then improve the structural stability who connects the needle.
For the above structure of the connection needle, in order to further explain the design concept of the connection needle, the connection needle will be explained in detail. Referring to fig. 4, the connecting pin 320 includes a fixing sleeve 321, an elastic element 322 and a contact terminal 323, the fixing sleeve 321 is used for fixing the elastic element and the contact terminal, and the elastic element 322 enables the contact terminal to stretch and contract and has elasticity; the contact terminal 323 is used to electrically connect with an antenna circuit board or a circuit substrate for transmitting a signal.
Referring to fig. 4, one end of the fixed sleeve is attached to the circuit substrate or the antenna circuit board, a groove is formed in an end of the fixed sleeve away from the circuit substrate or the antenna circuit board, a fixed end of the elastic member penetrates through the groove, the fixed end of the elastic member is disposed at the bottom of the groove, one end of the elastic member away from the bottom of the groove is connected to the contact terminal, and the contact terminal is exposed out of the notch of the groove. It should be noted that the fixing sleeve is provided with a groove, and the groove is of a strip-shaped structure, so that the whole elastic member is accommodated in the groove, and when the elastic member stretches out and draws back, the situation of shaking does not occur, and after the contact terminal is abutted to the circuit substrate or the antenna circuit board, the stability of the electrical connection between the contact terminal and the circuit substrate or the antenna circuit board can be ensured.
In this embodiment, the elastic member is a spring or elastic rubber, and the elastic member is telescopically inserted into the groove to drive the contact terminal to approach or be away from the bottom of the groove. So, through setting up spring or elastic rubber, can guarantee the elasticity of elastic component effectively, guarantee that the elastic component can be normal stretch out and draw back.
It should be further noted that the circuit board or the antenna circuit board is further provided with a positioning hole, and one end of the contact terminal, which is far away from the spring element, penetrates through the positioning hole. So, cooperate through setting up locating hole and contact terminal, in the installation, for example, fix the stiff end of shielding piece and connecting needle on the antenna circuit board earlier, and still need install circuit substrate on the connector this moment, and at this moment, owing to be provided with locating hole and card hole on circuit substrate, the mode of installation is exactly to wear to establish the card downthehole with the second fastener, at the in-process of removal circuit substrate, when contact terminal inlays and puts in the locating hole, then can send "click" sound, this sound can assist installer discernment this antenna system whether connect correctly, also be exactly when the installation, can assist installer discernment this circuit board whether correctly install. That is, when the contact terminal of the connecting pin contacts with the positioning hole on the circuit substrate, a 'click' sound is generated, and the sound can assist an installer to identify whether the antenna system is correctly connected, so that the circuit substrate can be conveniently installed on the connector.
In addition, the contact terminal is a conductive terminal with an arc surface. Therefore, the conductive terminals are arranged, so that the electrical connection with the circuit substrate or the antenna circuit board can be ensured; and through setting up the arc surface, compare in the cylinder plane, the arc surface has rolling friction's effect, then has the effect of reducing friction power to reduce the wearing and tearing to the contact terminal of connecting the needle, and then improved the structural stability of connecting the needle.
From this, through setting up the fixed cover body, elastic component and contact terminal, can guarantee that the connecting pin can be connected with circuit substrate or antenna circuit board electricity steadily, can also conveniently carry out the installation of circuit substrate, antenna circuit board and connector, and then improve the structural stability who connects the pin.
It can be understood that, in order to ensure the structural stability of the connection structure, the shielding capability of the antenna is improved, and thus the stability and reliability of signal transmission are improved. In an embodiment, for example, the casing includes epitheca, apron, first latch segment and second latch segment, the epitheca set up in on the apron, and the epitheca with the apron is the integrated into one piece structure, first latch segment set up in on the epitheca, the second latch segment set up in on the apron, the antenna circuit board set up in on the first latch segment, circuit substrate set up in on the apron, furtherly, first screw has been seted up on the first latch segment, first locking hole has been seted up on the antenna circuit board, the second screw has been seted up on the second latch segment, second locking hole has been seted up on the circuit substrate, wear to establish first locking hole and first screw through outside first screw in proper order to and second screw wears to establish second locking hole and second screw in proper order. Therefore, by arranging the upper shell, the cover plate, the first locking block and the second locking block, the structural stability of the connecting structure can be ensured, the shielding capability of the antenna is improved, and the stability and the reliability of signal transmission are improved.
For the above structure of the housing, the housing will be described in detail in order to further explain the design concept of the housing. Referring to fig. 6 and 7, the housing 400 includes an upper case 410, a cover plate 420, a first locking block 430 and a second locking block 440, and it should be noted that the upper case is used for protecting and mounting the antenna circuit board and protecting each antenna on the antenna circuit board; the cover plate 420 is used for mounting a circuit substrate, so that the whole connector can be mounted on the shell; the first locking block 430 is used for locking the antenna circuit board; the second locking block 440 is used for locking the circuit substrate.
Referring to fig. 7, the upper case 410 is disposed on the cover plate 420, the upper case 410 and the cover plate 420 are integrally formed, the first locking block 430 is disposed on the upper case 410, the second locking block 440 is disposed on the cover plate 420, the antenna circuit board is disposed on the first locking block, and the circuit board is disposed on the cover plate. Therefore, the antenna circuit board is arranged on the upper shell, so that the structural stability of the antenna circuit board can be improved, and the antenna circuit board is coated by the upper shell to play a certain shielding role and improve the shielding of antenna interference signals; and through fixing circuit substrate on the apron, can guarantee circuit substrate's stability, improved whole connection structure's stability.
Furthermore, a first screw hole is formed in the first locking block, a first locking hole is formed in the antenna circuit board, a second screw hole is formed in the second locking block, a second locking hole is formed in the circuit substrate, the first locking hole and the first screw hole are sequentially formed through the first external screw, and the second locking hole and the second screw hole are sequentially formed through the second external screw. So, through setting up first screw, second screw and first locking hole and second locking hole to can fix antenna circuit board on the epitheca through the mode of locking the screw, and fix circuit substrate on the apron, simple to operate assembles simply, has improved installation effectiveness and production efficiency.
From this, through setting up epitheca, apron, first latch segment and second latch segment to can guarantee connection structure's structural stability, improve the shielding ability to the antenna, and then improve signal transmission's stability and reliability. And the installation is convenient, the assembly is simple, and the installation efficiency and the production efficiency are improved.
Still need to explain, the utility model discloses a connection structure can have multiple combination scheme, can make up in a flexible way, realizes multichannel signal transmission, improves signal transmission's efficiency, through setting up the shielding piece, can also improve signal transmission's reliability, reduces outside interference. When having many antennas in intelligent antenna system, the utility model discloses a connection structure occupation space is little, can reduce the antenna circuit board size by a wide margin. The connecting structure adopts a mode that one end is fixed and the other end is elastically connected, so that the installation and the disassembly are convenient. When 6GHZ radio frequency transmission, the utility model discloses a connection structure's radio frequency transmission loss can reach and is less than 0.8dB, and transmission stability is higher.
The utility model discloses compare in prior art's advantage and beneficial effect as follows:
the utility model relates to an antenna connecting structure, which can ensure the stable connection between boards by arranging a shielding block and a connecting pin in a connector, and has simple structure and convenient installation and processing, thus leading the structure of the product to be more compact; meanwhile, the problem of signal interference can be avoided, the shielding capability of the connecting structure is improved, and the stability and the reliability of signal transmission are further improved.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. An antenna connection structure, comprising:
a circuit board having a plurality of conductive layers,
an antenna circuit board is provided on the base board,
the connector, the connector includes shielding piece and connects the needle, the shielding piece is provided with first fastener and second fastener respectively, be provided with the shielding passageway in the shielding piece, first fastener joint in on the circuit substrate, the second fastener joint in on the antenna circuit board, connect the needle and wear to establish the shielding passageway to connect the needle respectively with circuit substrate reaches the antenna circuit board electricity is connected.
2. The antenna connection structure according to claim 1, wherein the connection pin includes a fixed end and a flexible contact end;
the fixed end is arranged on the circuit substrate, and the elastic contact end is arranged on the antenna circuit board; or the fixed end is arranged on the antenna circuit board, and the elastic contact end is arranged on the circuit substrate.
3. The antenna connection structure according to claim 1, wherein the connector further comprises a shield pad disposed between the shield block and the antenna circuit board; or the shielding pad is arranged between the shielding block and the circuit substrate and used for sealing the shielding channel.
4. The antenna connection structure according to claim 3, wherein the shielding pad has a through hole, and the connection pin penetrates through the through hole of the shielding pad.
5. The antenna connection structure according to claim 3, wherein the shield pad is a conductive sheet disposed on the shield block.
6. The antenna connection structure according to claim 1, wherein the shielding block is a metal shielding block, and the first clip and the second clip are respectively located at two ends of the metal shielding block.
7. The antenna connection structure according to claim 1, wherein the circuit substrate is provided with a first engaging hole, and the first engaging member is inserted into the first engaging hole.
8. The antenna connection structure of claim 1, wherein a second clamping hole is formed in the antenna circuit board, and the second clamping piece penetrates through the second clamping hole.
9. The antenna connection structure according to claim 1, wherein the connection pin is located on a central axis of a shield passage of the shield block, the shield passage and the connection pin together constituting a coaxial signal transmission portion.
10. The antenna connection structure according to claim 1, further comprising a housing, wherein the circuit substrate and the antenna circuit board are respectively disposed in the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921425328.2U CN210723405U (en) | 2019-08-28 | 2019-08-28 | Antenna connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921425328.2U CN210723405U (en) | 2019-08-28 | 2019-08-28 | Antenna connection structure |
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| CN210723405U true CN210723405U (en) | 2020-06-09 |
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| CN201921425328.2U Active CN210723405U (en) | 2019-08-28 | 2019-08-28 | Antenna connection structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571552A (en) * | 2019-08-28 | 2019-12-13 | 惠州硕贝德汽车智联科技有限公司 | Antenna connection structure |
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2019
- 2019-08-28 CN CN201921425328.2U patent/CN210723405U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571552A (en) * | 2019-08-28 | 2019-12-13 | 惠州硕贝德汽车智联科技有限公司 | Antenna connection structure |
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