CN216213992U - Phase shifter fixing device, phase shifter assembly and antenna - Google Patents
Phase shifter fixing device, phase shifter assembly and antenna Download PDFInfo
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- CN216213992U CN216213992U CN202123139513.5U CN202123139513U CN216213992U CN 216213992 U CN216213992 U CN 216213992U CN 202123139513 U CN202123139513 U CN 202123139513U CN 216213992 U CN216213992 U CN 216213992U
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- phase shifter
- fixing
- mounting
- guide way
- fixing device
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Abstract
The utility model discloses a phase shifter fixing device, a phase shifter assembly and an antenna, wherein the phase shifter fixing device comprises a fixing body, a first assembling part for assembling a phase shifter mounting part is arranged on the fixing body, the first assembling part comprises a first guide groove, a second guide groove and an elastic clamping piece, the first guide groove, the second guide groove and an accommodating space between the first guide groove and the second guide groove form an inserting groove for inserting the mounting part, and the elastic clamping piece is positioned between the first guide groove and the second guide groove and used for clamping and fixing the mounting part. The phase shifter can be more conveniently mounted and dismounted, and PIM risk caused by poor metal contact can be avoided.
Description
Technical Field
The utility model relates to the technical field of phase shifters, in particular to a phase shifter fixing device for fixing a phase shifter, a phase shifter assembly with the phase shifter fixing device and an antenna with the phase shifter fixing device.
Background
The phase shifter is a control element for controlling a phase change of a signal, and is widely applied to a radar system, a microwave communication system, a measurement system, and the like. At present, when the phase shifter is applied, the phase shifter needs to be fixed on the reflecting plate through a fixing mechanism. One or more phase shifters may be stacked and fixed to the reflection plate by a fixing mechanism. The fixing mechanism is usually a metal bolt, that is, one or more phase shifters arranged in a stacked manner are fixed to the reflection plate by metal bolts. By adopting the mode of fixing the phase shifter by the metal bolt, after repeated assembly and disassembly, a thread part is easy to have a smooth tooth area, and the problem of PIM (Passive Inter-modulation) failure can be caused. In addition, after the multilayer phase shifter is fixed through the metal bolt, when one layer of the phase shifter is required to be independently disassembled after the phase shifter breaks down, the disassembly of the phase shifter is inconvenient by the fixing mode, and the looseness of other phase shifters can be easily caused in the disassembly process, so that the maintenance difficulty of the phase shifter is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a phase shifter fixing device, which can enable a phase shifter to be mounted and dismounted more conveniently and can avoid PIM risk caused by poor metal contact.
Another object of the present invention is to provide a phase shifter assembly and an antenna having a phase shifter fixing device, which also enable the phase shifter to be more conveniently mounted and dismounted, and avoid the risk of PIM due to poor metal contact.
In order to achieve the above purpose, the present invention provides a phase shifter fixing device, which includes a fixing body, wherein a first assembling portion for assembling a phase shifter mounting portion is disposed on the fixing body, the first assembling portion includes a first guide groove, a second guide groove, and an elastic clamping member for clamping and fixing the mounting portion, the first guide groove and the second guide groove are disposed at an interval, an insertion groove for inserting the mounting portion is formed in the first guide groove, the second guide groove, and an accommodating space between the first guide groove and the second guide groove, and the elastic clamping member is located between the first guide groove and the second guide groove. Through setting up guide way and elastic clamping spare and assembling the installation department that moves the looks ware, be convenient for move quick installation and the dismantlement of looks ware, improve assembly efficiency.
Preferably, be equipped with the elasticity joint spare of being convenient for operate on the fixed body to make the first space of stepping down of elasticity joint spare and installation department separation. Through setting up the first space of stepping down, the operation elasticity joint spare of being convenient for realizes moving quick installation and the dismantlement of looks ware.
Preferably, the end of the fixing body far away from the reflection plate is provided with a second assembling portion for installing and fixing the phase shifter installing portion, the second assembling portion comprises a first installing surface, and the first installing surface is provided with a first assembling hole for fixing the installing portion through a fixing piece. Through setting up the second installation department, can make the device install a plurality of phasers, be convenient for move the combination installation of looks ware.
Preferably, the first mounting surface is further provided with at least one first positioning piece for positioning the mounting part. Through setting up first locating piece, also improve the assembly efficiency of installation department when improving the assembly precision of installation department.
Preferably, the fixing body is further provided with a second abdicating space for facilitating operation of the fixing piece so as to remove the fixing piece from the first assembling hole. Through setting up the second space of stepping down, the operation mounting of being convenient for realizes moving quick installation and the dismantlement of looks ware.
Preferably, the end of the fixing body contacting the reflection plate is provided with a fixing portion, the fixing portion includes a second mounting surface, and the second mounting surface is provided with a second assembling hole for fixing the fixing body through a fixing member. Through setting up the fixed part, the installation and the dismantlement of fixed body of being convenient for.
Preferably, at least one second positioning piece for positioning the fixing body is arranged on the second mounting surface. Through setting up the second setting element, also improve the assembly efficiency of fixed body when improving the assembly precision of fixed body
The utility model also discloses a phase shifter component which comprises the phase shifter fixing device.
The utility model also discloses an antenna, which comprises a reflecting plate, a phase shifter and the phase shifter fixing device, wherein the phase shifter is fixed on the reflecting plate through the phase shifter fixing device.
The utility model has the beneficial effects that:
(1) the phase shifter is installed by adopting the insertion groove and the elastic clamping piece, so that the phase shifter is convenient to install and dismantle, and maintenance personnel can replace and maintain the phase shifter conveniently.
(2) The phase shifter fixing device is made of plastic materials, after the phase shifter is assembled, on one hand, the risk of poor PIM performance caused by poor metal contact between the phase shifters can be effectively avoided, and on the other hand, the cost can be saved.
Drawings
FIG. 1 is a perspective view of a phase shifter;
FIG. 2 is a perspective view of a phase shifter securing device according to an embodiment of the present invention;
FIG. 3 is a perspective view of a phase shifter securing device according to an embodiment of the present invention at another angle;
FIG. 4 is a schematic view of a phase shifter fixing device equipped with a layer of phase shifters;
FIG. 5 is a schematic view of a phase shifter fixing device equipped with two-layer phase shifters.
Reference numerals:
10. phase shifter, 11, the casing, 11a, the installation department, 20, fixed body, 21, first assembly portion, 21a, first guide way, 21b, the second guide way, 21c, elastic clamping spare, 22, the inserting groove, 23, the first space of stepping down, 24, the second assembly portion, 24a, first installation face, 24b, first pilot hole, 24c, first locating piece, 25, the second space of stepping down, 26, the fixed part, 26a, the second installation face, 26b, the second pilot hole, 26c, the second locating piece, M, the mounting.
Detailed Description
The technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.
According to the phase shifter fixing device disclosed by the utility model, one phase shifter 10 or a plurality of phase shifters 10 arranged in a stacked mode can be installed and fixed on a reflecting plate of an antenna, and one or a plurality of phase shifters 10 are assembled through the phase shifter fixing device, so that the phase shifter has the advantages of convenience in installation and disassembly, and the PIM risk caused by poor metal contact can be avoided. As shown in fig. 1, the phase shifter 10 includes, but is not limited to, a housing 11 having a mounting portion 11a, the mounting portion 11a being adapted to mount and fix the housing 11 to the phase shifter fixing device, where the mounting portion 11a is a lug structure formed by extending the housing 11 outward.
Referring to fig. 2 to 5, a phase shifter fixing device according to the present invention for fixing a phase shifter 10 to a reflection plate includes a fixing body 20. The fixing body 20 is made of plastic material, and is long-strip-shaped as a whole. The plastic material is adopted for manufacturing, so that the material cost can be saved, and meanwhile, the PIM risk caused by poor metal contact can be avoided.
Further, the fixed body 20 is provided with a first assembling portion 21, and the first assembling portion 21 is used for installing and fixing the phase shifter 10. Fig. 4 is a schematic view showing the fixed body to which the phase shifter is attached through the first attaching portion 21. Specifically, the first assembling portion 21 includes a first guide groove 21a, a second guide groove 21b and an elastic clamping piece 21c, the first guide groove 21a and the second guide groove 21b are arranged at intervals, and the first guide groove 21a, the second guide groove 21b and an accommodating space between the first guide groove 21a and the second guide groove 21b form an inserting groove 22, and the inserting groove 22 is used for inserting the mounting portion 11a on the housing 11; elastic clamping piece 21c is located between first guide way 21a and second guide way 21b for it is fixed to carry out the joint to the installation department 11a of plug-in inserting groove 22, with installation department 11a spacing in inserting groove 22, and then realize the installation of installation department 11a fixed.
In practice, the mounting portion 11a of the housing 11 is provided with a clamping portion matching with the elastic clamping piece 21 c. The mounting portion 11a of the housing 11 is quickly inserted into the insertion groove 22 by the first and second guide grooves 21a and 21 b. After the installation part 11a is inserted in place, the elastic clamping piece 21c is matched with the clamping part to realize clamping, and then the installation part 11a is clamped and fixed in the insertion groove 22. Install the casing 11 of fixed phase shifter 10 through adopting inserting groove 22 and elastic clamping piece 21c, the installation and the dismantlement of casing 11 of being convenient for also are convenient for move the installation and the dismantlement of looks ware 10, also are convenient for maintainer to change and maintain phase shifter 10 when improving assembly efficiency.
In this embodiment, the elastic clamping piece 21c is preferably an elastic clamping protrusion, and the clamping portion on the mounting portion 11a is a mounting hole matched with the elastic clamping protrusion.
As shown in fig. 3, in order to facilitate the operation of the elastic clamping member 21c during the detachment, so that the elastic clamping member 21c is separated from the clamping portion of the mounting portion 11a, a first abdicating space 23 is further provided on the fixing body 20, and the first abdicating space 23 is used for the operator to operate the elastic clamping member 21 c. During the implementation, operating personnel can stretch into in the first space of stepping down 23 when dismantling and move looks ware 10 to operation elasticity joint spare 21c makes elasticity joint spare 21c take place elastic deformation, and then makes its joint portion phase separation with installation department 11a, realizes moving the dismantlement operation of looks ware 10.
As shown in fig. 2 and 5, the fixed body 20 is further provided with a second assembling portion 24 for mounting and fixing the phase shifter 10, the second assembling portion 24 is provided at an end portion of the fixed body 20 away from the reflection plate (not shown), and the first assembling portion 21 is located between the second assembling portion 24 and the reflection plate. By providing the second fitting portion 24, the fixing body 20 can be fitted with at least two phase shifters, as shown in fig. 5, which is a schematic view of fitting the fixing body 20 with two phase shifters. Specifically, the second mounting portion 24 includes a first mounting surface 24a, the first mounting surface 24a is provided with a first mounting hole 24b, the first mounting surface 24a is used for mounting the mounting portion 11a of the housing 11, and the first mounting hole 24b is used for matching with a mounting hole on the mounting portion 11a so as to fix the mounting portion 11a on the first mounting surface 24a by the fixing member M. In practice, the mounting portion 11a is closely attached to the first mounting surface 24a, the mounting hole of the mounting portion 11a is aligned with the first mounting hole 24b of the first mounting surface 24a, and finally the mounting portion 11a is mounted and fixed on the first mounting surface 24a through corresponding fixing members. The fixing member M is preferably a rivet, but an elastic clip may be used to be inserted into the first fitting hole 24b and the mounting hole to fix the mounting portion 11 a.
Further, in the process of assembling the phase shifter 10, in order to quickly position the mounting portion 11a and prevent the assembled fixing body 20 from rotating relative to the fixing body 20, at least one first positioning piece 24c is further disposed on the first mounting surface 24a, and the first positioning piece 24c is used for being matched with a positioning portion on the mounting portion 11a, so that quick positioning of the mounting portion 11a is achieved and rotation of the assembled fixing body 20 relative to the fixing body 20 is avoided. In this embodiment, the first positioning element 24c is a positioning column, and the positioning portion on the mounting portion 11a is a positioning hole matched with the positioning column, however, in other embodiments, the first positioning element 24c may be a positioning hole, and the positioning portion on the mounting portion 11a may be a positioning column matched with the positioning hole, which may be selected according to actual requirements.
As shown in fig. 3, in order to facilitate the operation of the fixing member during disassembly to remove the fixing member from the first assembling hole 24b, a second relief space 25 is further provided on the fixing body 20, and the second relief space 25 is used for the operator to operate the fixing member. In practice, when disassembling the phase shifter 10, an operator may extend into the second receding space 25 to operate the fixing member, so that the fixing member is removed from the first assembling hole 24b, thereby realizing the disassembling operation of the phase shifter 10.
Referring to fig. 2 and 3, the end of the fixing body 20 contacting the reflection plate is provided with a fixing portion 26 for fixing the fixing body 20 to the reflection plate, the fixing portion 26 includes a second mounting surface 26a, a second mounting hole 26b is provided on the second mounting surface 26a, the second mounting surface 26a is used for mounting the fixing body 20 to the reflection plate, and the second mounting hole 26b is used for matching with the mounting hole on the reflection plate to mount the fixing body 20 to the reflection plate through a fixing member. In practice, the second mounting surface 26a of the fixing body 20 is closely attached to the reflection plate, and the second fitting hole 26b is aligned with the mounting hole of the reflection plate, and finally the fixing body 20 is fixed to the emission plate by corresponding fixing members. The fixing member may be a non-dispensing rivet, a bolt fixing member, or the like.
Further, in the process of installing the fixing body 20 on the reflective plate, in order to quickly position the fixing body 20 and prevent the assembled fixing body 20 from rotating relative to the reflective plate, at least one second positioning element 26c is further disposed on the second installation surface 26a of the fixing body 20, and the second positioning element 26c can be matched with the positioning portion on the reflective plate, so as to quickly position the fixing body 20 and prevent the fixing body 20 from rotating relative to the reflective plate. In this embodiment, the second positioning element 26c is a positioning column, and the positioning portion on the reflection plate is a positioning hole matched with the positioning column.
The utility model also discloses a phase shifter assembly, which comprises the phase shifter fixing device, wherein the phase shifter fixing device is specifically described above, and is not repeated. The phase shifter 10 may be mounted on a reflection plate of an antenna by the device. When the phase shifter 10 is installed on the reflection plate by adopting the phase shifter fixing device, the phase shifter 10 is convenient to install and detach, and the PIM problem can be avoided.
The present invention also discloses an antenna, which includes a reflection plate, a phase shifter fixing device and at least one phase shifter 10, wherein the phase shifter fixing device is described in detail above, and is not described in detail herein. Wherein at least one phase shifter 10 is mounted on the reflection plate by the phase shifter fixing device. When the phase shifter 10 is installed on the reflection plate by using the phase shifter fixing device, the installation and the disassembly of the phase shifter 10 are facilitated, and the PIM problem can be avoided.
According to the phase shifter fixing device, the phase shifter 10 is installed by adopting the insertion groove 22 and the elastic clamping piece 21c, so that the phase shifter 10 is convenient to install and detach, and maintenance personnel can replace and maintain the phase shifter 10 conveniently. In addition, the phase shifter fixing device made of plastic material can effectively avoid the risk of poor PIM performance caused by poor metal contact between the phase shifters 10 on one hand and can save cost on the other hand after the phase shifters 10 are assembled.
Therefore, the scope of the present invention should not be limited to the disclosure of the embodiments, but includes various alternatives and modifications without departing from the scope of the present invention, which is defined by the claims of the present patent application.
Claims (11)
1. The utility model provides a move looks ware fixing device which characterized in that, move looks ware fixing device includes fixed body, be equipped with the first assembly portion that is used for the assembly to move the looks ware installation department on the fixed body, first assembly portion includes first guide way, second guide way and is used for right the installation department carries out the fixed elastic joint spare of joint, first guide way and second guide way interval set up, just accommodation space between first guide way, second guide way and first guide way and the second guide way forms and is used for pegging graft the inserting groove of installation department, elastic joint spare is located between first guide way and the second guide way.
2. The device of claim 1, wherein the fixing body is provided with a first space for allowing the elastic clamping member to be separated from the mounting portion.
3. A device as claimed in claim 1, wherein the end of the fixing body remote from the reflector plate is provided with a second mounting portion for mounting a fixed phase shifter mounting portion, the second mounting portion comprising a first mounting face provided with a first mounting aperture for fixing the mounting portion by a fixing member.
4. The apparatus of claim 3, said first mounting surface further comprising at least one first locator for locating said mounting portion.
5. The apparatus of claim 4, wherein the first locator is a locator post.
6. The device of claim 3, wherein the fixing body further comprises a second space for allowing the fixing member to be conveniently operated to remove the fixing member from the first assembling hole.
7. The apparatus of claim 1, wherein the end of the fixing body contacting the reflection plate is provided with a fixing portion, the fixing portion comprises a second mounting surface, and the second mounting surface is provided with a second assembling hole for fixing the fixing body by a fixing member.
8. The device of claim 7, wherein the second mounting surface is provided with at least one second positioning member for positioning the fixing body.
9. The apparatus of claim 8, wherein the second positioning element is a positioning post.
10. A phase shifter assembly comprising the phase shifter fixing device according to any one of claims 1 to 9.
11. An antenna comprising a reflector plate, a phase shifter, and the phase shifter fixing device according to any one of claims 1 to 9, wherein the phase shifter is fixed to the reflector plate by the phase shifter fixing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123139513.5U CN216213992U (en) | 2021-12-14 | 2021-12-14 | Phase shifter fixing device, phase shifter assembly and antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123139513.5U CN216213992U (en) | 2021-12-14 | 2021-12-14 | Phase shifter fixing device, phase shifter assembly and antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216213992U true CN216213992U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123139513.5U Active CN216213992U (en) | 2021-12-14 | 2021-12-14 | Phase shifter fixing device, phase shifter assembly and antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216213992U (en) |
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2021
- 2021-12-14 CN CN202123139513.5U patent/CN216213992U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215300 No.6 Shen'an Road, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: ProLogis Communication Technology (Suzhou) Co.,Ltd. Address before: 215345 No. 6 Shen'an Road, Dianshan Lake Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Rosenberg Technology Co.,Ltd. |