CN220544236U - Four-star eight-frequency RTK antenna - Google Patents
Four-star eight-frequency RTK antenna Download PDFInfo
- Publication number
- CN220544236U CN220544236U CN202321770827.1U CN202321770827U CN220544236U CN 220544236 U CN220544236 U CN 220544236U CN 202321770827 U CN202321770827 U CN 202321770827U CN 220544236 U CN220544236 U CN 220544236U
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- CN
- China
- Prior art keywords
- star
- shielding cover
- rtk antenna
- ring piece
- frequency rtk
- Prior art date
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- 239000000919 ceramic Substances 0.000 claims abstract description 12
- 239000011159 matrix material Substances 0.000 claims abstract description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 239000002184 metal Substances 0.000 description 9
- 238000003466 welding Methods 0.000 description 8
- NMWSKOLWZZWHPL-UHFFFAOYSA-N 3-chlorobiphenyl Chemical compound ClC1=CC=CC(C=2C=CC=CC=2)=C1 NMWSKOLWZZWHPL-UHFFFAOYSA-N 0.000 description 6
- 101001082832 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) Pyruvate carboxylase 2 Proteins 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model relates to a four-star eight-frequency RTK antenna which comprises a ceramic matrix, a PCB and a shielding cover, wherein the ceramic matrix is arranged on the PCB, and the shielding cover is arranged on the PCB. The utility model is convenient to assemble, can greatly reduce the influence of the assembling process on the usability of the antenna, and can facilitate reducing the assembling difficulty and improving the assembling efficiency; and the shielding cover can be stably positioned, so that the four-star eight-frequency RTK antenna has high stability and reliability.
Description
Technical Field
The utility model relates to the field of antennas, in particular to a four-star eight-frequency RTK antenna.
Background
At present, most four-star eight-frequency RTK antennas are composed of a ceramic substrate, a PCB and a metal shielding cover, wherein the ceramic substrate and the metal shielding cover are respectively arranged on two surfaces of the PCB, and the metal shielding cover is fixed on the PCB by welding (for example, disclosed in patent document of Chinese application publication No. CN 116014439A). When a metal shielding cover is welded and fixed on a PCB, soldering is generally adopted. Since soldering temperatures are typically above two hundred degrees celsius, a large amount of heat is generated during the soldering process. Because the length and width of the four-star eight-frequency RTK antenna are generally less than 60mm, the sizes of the PCB and the metal shielding cover are smaller. When the metal shielding cover is welded and fixed, the electronic element on the PCB is extremely easy to be subjected to excessive heat, so that the service performance of the electronic element is easily reduced, and even the electronic element is damaged. Meanwhile, the sizes of the PCB and the metal shielding cover are smaller, so that the metal shielding cover is inconvenient to fix on the PCB in a welding mode, and the welding operation is difficult. And when welding is carried out, the requirement of stable fixation can be met only by welding and fixing the two ends of the metal shielding cover, so that the welding quantity is large, and the assembly efficiency of the conventional four-star eight-frequency RTK antenna is low.
Therefore, it is necessary to redesign the structure of the four-star eight-frequency RTK antenna.
Disclosure of Invention
The utility model aims to solve the problems and the defects, and provides the four-star eight-frequency RTK antenna which is very convenient to assemble, can greatly reduce the influence of the assembling process on the use performance of the antenna, and can be convenient to reduce the assembling difficulty and improve the assembling efficiency; and the shielding cover can be stably positioned, so that the four-star eight-frequency RTK antenna has high stability and reliability.
The technical scheme of the utility model is realized as follows:
the utility model provides a four stars eight frequency RTK antenna, includes ceramic matrix, PCB board, shielding lid, ceramic matrix sets up on the PCB board, the shielding lid is covered and is arranged in on the PCB board, its characterized in that the outer mouth of shielding lid is provided with round ring piece portion on the edge, ring piece portion pastes on the PCB board.
Preferably, the ring piece part and the shielding cover are integrally formed.
Preferably, the ring piece part is a stainless steel sheet, and the thickness X of the ring piece part is 0.7 mm-1.2 mm.
Preferably, the outer edge of the ring piece part is provided with a tilted wing piece part.
Preferably, a clearance is reserved between the fin part and the surface of the PCB and between the fin part and the end face of the shielding cover.
Preferably, at least one first reinforcing rib is provided between the fin portion and the end surface of the shield cover, and the first reinforcing rib is connected to the ring piece portion.
Preferably, at least one second reinforcing rib is arranged on the inner corner of the shielding cover and/or between the annular sheet part and the outer wall of the shielding cover.
Preferably, the outer wall of the shielding cover is provided with a threading hole penetrating to the inner wall of the shielding cover.
The utility model has the beneficial effects that: on this four stars eight frequency RTK antenna, through set up round ring piece portion on the outer mouth edge of shielding lid to make ring piece portion paste on the PCB board, this can make the connection volume very sufficient, comprehensive, thereby can do benefit to the effect that reaches stable location shielding lid, and then can guarantee that the equipment of four stars eight frequency RTK antenna is very stable, reliable. Compared with welding fixation, the shielding cover mounting structure does not generate heat, so that the influence of the mounting process of the shielding cover on electronic elements on a PCB (printed circuit board) can be greatly reduced, and the influence of the assembling process on the usability of the four-star eight-frequency RTK antenna can be greatly reduced. The ring sheet part is convenient to paste, so that the assembly is convenient, the assembly difficulty is reduced, and the assembly efficiency is improved. Meanwhile, the ring piece part is arranged on the outer opening edge of the shielding cover, so that the ring piece part can be processed on the shielding cover, consumable materials can be controlled very well, and the four-star eight-frequency RTK antenna is small in processing difficulty and low in processing cost.
Drawings
Fig. 1 is a schematic diagram of a side view of a four-star eight-frequency RTK antenna according to the present utility model.
Fig. 2 is a schematic diagram of a three-dimensional structure of a four-star eight-frequency RTK antenna according to the present utility model.
Fig. 3 is a schematic diagram of a second three-dimensional structure of a four-star eight-frequency RTK antenna according to the present utility model.
Fig. 4 is a schematic perspective view of a shielding cover in the present utility model.
Fig. 5 is a schematic diagram showing a second perspective structure of the shielding cover in the present utility model.
Description of the embodiments
As shown in fig. 1 to 3, the four-star eight-frequency RTK antenna according to the present utility model includes a ceramic substrate 1, a PCB board 2, and a shielding cover 3, where the ceramic substrate 1 is disposed on the PCB board 2, the shielding cover 3 is covered on the PCB board 2, and for achieving the purpose of the present utility model, a ring piece 31 is disposed on an outer edge of the shielding cover 3, and the ring piece 31 is adhered to the PCB board 2.
On this four stars eight frequency RTK antenna, through set up round ring piece portion 31 on the outer mouth edge of shield cover 3 to make ring piece portion 31 paste on PCB board 2, this can make the connecting amount very sufficient, comprehensive, thereby can be favorable to reaching the effect of stable location shield cover 3, and then can guarantee that the equipment of four stars eight frequency RTK antenna is very stable, reliable.
Compared with welding fixation, the shielding cover mounting structure does not generate heat, so that the influence of the mounting process of the shielding cover 3 on the electronic element on the PCB 2 can be greatly reduced, and the influence of the assembling process on the usability of the four-star eight-frequency RTK antenna can be greatly reduced. And the attachment of the ring piece portion 31 is also very convenient, which enables the assembly to be very convenient, thereby being convenient for reducing the assembly difficulty and improving the assembly efficiency.
Meanwhile, the ring piece part 31 is arranged on the outer opening edge of the shielding cover 3, so that the ring piece part 31 can be processed on the shielding cover 3, consumable materials can be controlled very well, and the four-star eight-frequency RTK antenna is small in processing difficulty and low in processing cost.
The ring piece 31 and the PCB 2 are adhered together by glue commonly used in the art, so as to meet the assembly requirement.
The ceramic matrix 1 and the PCB 2 adopt the ceramic matrix and the PCB on the existing four-star eight-frequency RTK antenna, so that the four-star eight-frequency RTK antenna can be formed, and the actual use requirement can be met.
As shown in fig. 4 and 5, the ring piece 31 and the shield cover 3 are integrally formed. This not only facilitates the manufacture of the ring segment 31, but also ensures a very reliable connection strength between the ring segment 31 and the shield cover 3, thereby helping to further improve the reliability of the four-star eight-frequency RTK antenna.
As shown in fig. 4, the ring piece 31 is a stainless steel piece, and the thickness X of the ring piece 31 is 0.7mm to 1.2mm. This not only can control the use of raw materials very well, but also can make the ring segment 31 have high structural strength, thereby helping to further improve the reliability and applicability of the four-star eight-frequency RTK antenna.
In the actual manufacturing process, the X can be 0.7mm, 0.8mm, 0.9mm, 1mm, 1.1mm and 1.2mm, which can meet the requirements of actual use.
As shown in fig. 4 and 5, the stainless steel structure of the shield cover 3 and the ring piece 31 is integrated, which not only improves durability and structural strength, but also provides a very good shielding effect.
As shown in fig. 1 to 5, the outer edge of the ring piece 31 is provided with a tilted fin portion 32. The tab portions 32 can be held by pliers, so that the pliers can be used to drag the ring portions 31 away from the PCB 2, and the shielding cover 3 can be separated from the PCB 2, which improves convenience in disassembly and maintenance.
As shown in fig. 3, the clearance 10 is reserved between the fin portion 32 and the surface of the PCB 2, and between the fin portion 32 and the end surface of the shielding cover 3. This further facilitates the clamping of the pliers to the tab portion 32, thereby further improving the ease of disassembly.
In fig. 4, the ring piece 31 and the outer wall of the shield cover 3 do not have the second reinforcing rib 30 therebetween; in fig. 5, a second reinforcing rib 30 is provided between the ring piece 31 and the outer wall of the shield cover 3.
As shown in fig. 1 and 3, at least one first reinforcing rib 20 is provided between the fin portion 32 and the end surface of the shield cover 3, and the first reinforcing rib 20 is in contact with the annular piece portion 31. The first reinforcing ribs 20 can play a role in limiting and reinforcing the fin portion 32, so that stability and reliability of installation and positioning of the fin portion 32 are further improved, and reliability of the four-star eight-frequency RTK antenna is further improved.
As shown in fig. 4 and 5, at least one second reinforcing rib 30 is provided on the inner corner of the shielding cover 3 and/or between the ring piece portion 31 and the outer wall of the shielding cover 3. This not only can enhance the structural strength of the shield cover 3, but also can enhance the stability and reliability of the mounting and positioning of the ring piece 31, thereby helping to further improve the reliability of the four-star eight-frequency RTK antenna. And when the shield cover 3 is detached, the ring piece portion 31 is prevented from being deformed largely and damaged.
As shown in fig. 3 to 5, the outer wall of the shielding cover 3 is provided with a threading hole 33 penetrating to the inner wall thereof. This not only facilitates the installation of the lead wires 40, but also ensures that the covering place of the shield cover 3 is very tight, which can facilitate the stable installation.
As shown in fig. 1, the outer end of the lead wire 40 is provided with a 1 generation I-PEX connector 50, which can conveniently achieve a stable and reliable connection effect.
As shown in fig. 1 to 5, the tab portion 32 is located on the upper edge of the ring piece portion 31, and the threading hole 33 is located on the lower end face of the shield cover 3. The fin portions 32 and the wires 40 can be staggered, so that the fin portions 32 and the wires 40 can be prevented from being influenced mutually, and the four-star eight-frequency RTK antenna can be used and disassembled more conveniently, and the applicability of the four-star eight-frequency RTK antenna can be improved further.
As shown in fig. 1, the fin portion 32 is entirely located in a space between the top surface of the shield cover 3 and the upper surface of the PCB board 2. In this way, the tab portion 32 does not protrude from the outer wall of the shield cover 3 and the top of the PCB board 2, which can prevent the tab portion 32 from occupying an excessive space, thereby enabling better mounting.
Claims (8)
1. The utility model provides a four stars eight frequency RTK antenna, includes ceramic matrix (1), PCB board (2), shielding lid (3), ceramic matrix (1) set up on PCB board (2), shielding lid (3) lid is arranged in on PCB board (2), its characterized in that: a circle of ring piece parts (31) are arranged on the outer opening edge of the shielding cover (3), and the ring piece parts (31) are adhered to the PCB (2).
2. The four-star eight-frequency RTK antenna of claim 1, wherein: the ring piece part (31) and the shielding cover (3) are of an integrated structure.
3. The four-star eight-frequency RTK antenna of claim 1, wherein: the ring piece part (31) is made of stainless steel, and the thickness X of the ring piece part (31) is 0.7-1.2 mm.
4. The four-star eight-frequency RTK antenna of claim 1, wherein: the outer edge of the ring piece part (31) is provided with a tilted wing piece part (32).
5. The four-star eight-frequency RTK antenna of claim 4, wherein: and yielding gaps (10) are reserved between the fin parts (32) and the surface of the PCB (2) and between the fin parts (32) and the end surfaces of the shielding cover (3).
6. The four-star eight-frequency RTK antenna according to claim 4 or 5, characterized in that: at least one first reinforcing rib (20) is arranged between the wing part (32) and the end face of the shielding cover (3), and the first reinforcing rib (20) is connected with the ring piece part (31).
7. The four-star eight-frequency RTK antenna of claim 1, wherein: at least one second reinforcing rib (30) is arranged on the inner corner of the shielding cover (3) and/or between the annular sheet part (31) and the outer wall of the shielding cover (3).
8. The four-star eight-frequency RTK antenna of claim 1, wherein: the outer wall of the shielding cover (3) is provided with a threading hole (33) penetrating through the inner wall of the shielding cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321770827.1U CN220544236U (en) | 2023-07-07 | 2023-07-07 | Four-star eight-frequency RTK antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321770827.1U CN220544236U (en) | 2023-07-07 | 2023-07-07 | Four-star eight-frequency RTK antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220544236U true CN220544236U (en) | 2024-02-27 |
Family
ID=89964238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321770827.1U Active CN220544236U (en) | 2023-07-07 | 2023-07-07 | Four-star eight-frequency RTK antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220544236U (en) |
-
2023
- 2023-07-07 CN CN202321770827.1U patent/CN220544236U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |