CN220474909U - Three-layer folded wire grid circular polarizer - Google Patents

Abstract

The utility model belongs to the field of circular polarizers, in particular to a three-layer folding wire grid circular polarizer, which comprises a shell base and a protective cover, wherein the top end of the shell base is provided with a circular clamping groove, the inner wall of the circular clamping groove is integrally provided with a first clamping block, the middle part of the top end of the shell base is provided with a lower square clamping groove, a folding wire grid block is clamped in the lower square clamping groove, the side of the folding wire grid block is welded and connected with an electric joint, a connecting column penetrates through the inside of the shell base, the side of the shell base is movably connected with a first rotating shaft, the protective cover is movably connected with the outer wall of the first rotating shaft, and the bottom of the protective cover is provided with an upper square clamping groove; the utility model discloses simple structure installs conveniently, and it is convenient to change spare part, has fine signal anti-interference effect and dustproof rainproof etc. functions, installs the back with external equipment, can carry out the adjustment of position height again equally, strengthens the intensity of signal, improves three-layer wire grid circular polarizer's practicality.

Description

Three-layer folded wire grid circular polarizer

Technical Field

The utility model belongs to the circular polarizer field specifically is a three-layer wire grid circular polarizer.

Background

The utility model discloses a three-layer folded wire grid circular polarizer in a Chinese patent network CN201838689U, and belongs to the field of broadband cover circular polarizers. The three-layer wire grid circular polarizer includes first, second and third wire grid layers, and first and second honeycomb support layers, wherein the first honeycomb support layer is bonded between the first and second wire grid layers, the second honeycomb support layer is bonded between the second and third wire grid layers, and the first and third wire grid layers are identical in structure. The circular polarizer not only has the characteristic of broadband, but also has the advantages of small volume, low production cost and simple manufacture and processing.

The existing three-layer folded grating circular polarizer has the advantages of simple structure and low cost, but the single structure is difficult to lift due to interference resistance, has no good protection function, and is difficult to adjust the position height again after being installed with external equipment so as to improve the strength effect of signals, and the problems of inconvenient installation and replacement are solved.

Disclosure of Invention

In order to make up the defect of the prior art, the three-layer folded grating circular polarizer solves the problems that the existing three-layer folded grating circular polarizer is simple in structure and low in cost, but the single structure is difficult to lift due to interference resistance, has no good protection function, is difficult to adjust the position height again after being installed with external equipment, improves the strength effect of signals, and is not convenient enough to install and replace.

The technical scheme adopted for solving the technical problems is as follows: the utility model discloses a three-layer folding wire grid circular polarizer, which comprises a shell base and a protective cover, wherein a circular clamping groove is formed in the top end of the shell base, a first clamping block is integrally formed in the inner wall of the circular clamping groove, a lower square clamping groove is formed in the middle of the top end of the shell base, a folding wire grid block is clamped in the lower square clamping groove, an electric connector is connected to the side of the folding wire grid block in a welding mode, a connecting column penetrates through the inner portion of the shell base, a first rotating shaft is movably connected to the side of the shell base, the protective cover is movably connected to the outer wall of the first rotating shaft, a square clamping groove is formed in the bottom of the protective cover, a second clamping block is integrally formed in the side of the bottom of the protective cover, a storage groove is formed in the bottom of the shell base, a second rotating shaft is formed in the inner portion of the storage groove, a first supporting rod is rotatably connected to the outer wall of the first supporting rod, a positioning bolt is in threaded connection with the side of the folding wire grid block, a through hole is formed in the bottom of the positioning bolt, a wire grid is tightly attached to the inner side of the first folding wire grid block, and a first folding wire grid is tightly attached to the top end of the first folding wire grid is tightly arranged on the top end of the first folding wire grid.

Preferably, the outer wall swing joint of spliced pole has the connector, and the tip integration of spliced pole is provided with the dog.

Preferably, the folding line grating blocks and the housing base form a clamping structure through lower square clamping grooves, and the folding line grating blocks and the connecting columns form an electrical structure through electrical connectors.

Preferably, the protective cover and the housing base form a rotating structure through a first rotating shaft, and the protective cover and the housing base form a clamping structure through a second clamping block and a first clamping block.

Preferably, the screw and the second support rod form a threaded detachable structure through the through hole, the second support rod and the first support rod form a threaded clamping structure through the positioning bolt, and the first support rod and the housing base form a rotating structure through the second rotating shaft.

Preferably, the diameter of the stop block is larger than the minimum diameter of the inside of the connector, and the connector and the housing base form a movable structure through the connecting column.

The utility model has the advantages that:

1. the clamping structure between the folding wire grid block and the shell base can be realized through the lower clamping groove, the electrical structure between the folding wire grid block and the connecting column can be realized through the electrical connector, when the circular polarizer is assembled, only the folding wire grid block internally comprising the first folding wire grid, the second folding wire grid and the third folding wire grid is required to be directly clamped and pressed into the lower clamping groove, so that the rapid installation of the folding wire grid block can be realized, and meanwhile, the electrical connection between the folding wire grid block and the connecting column can be realized, the structure is simple, the installation of workers is convenient, and the subsequent disassembly and replacement of the folding wire grid blocks with different frequency signals are convenient;

2. the rotary structure between the protective cover and the shell base can be realized through the first rotary shaft, the clamping structure between the protective cover and the shell base can be realized through the second clamping block and the first clamping block, when the circular polarizer with the broken line grating block installed is required to be protected, the protective cover is only required to be rotated and aligned to the upper part of the shell base through the rotary structure, then the protective cover is pressed downwards, so that the protective cover and the shell base form tight clamping, meanwhile, the clamping degree between the protective cover and the shell base can be improved through the arrangement of the first clamping block and the second clamping block, shaking caused by external force of the circular polarizer is avoided, the protective cover and the shell base are separated, and therefore, the effects of dust prevention, rain prevention and the like are good, and meanwhile, the influence of an external interference source on the signal intensity of the circular polarizer is reduced;

3. the screw thread detachable structure between the screw and the second support rod can be realized through the through hole, the screw thread clamping structure between the second support rod and the first support rod can be realized through the positioning bolt, the rotating structure between the first support rod and the shell base can be realized through the second rotating shaft, when the three-layer folded grating circular polarizer is installed on external equipment, the installed height position distance is also one of the influencing factors of the signal intensity, and the adjustment of different height positions can be realized through the telescopic function which is detachably arranged between the first support rod and the second support rod 1, so that the position adjustment of the three-layer folded grating circular polarizer on different equipment is met, the best position effect is achieved, and the practicality of the whole circular polarizer is improved;

4. the movable structure between the connector and the housing base can be realized through the connecting column, when the circular polarizer of the three-layer folding grid is electrically connected with external equipment, the connector is only required to be rotated through operation, and the stop block is larger than the minimum diameter inside the connector and is movably connected with the connector, so that the position change of the housing base cannot be influenced, the electric connection between the external equipment and the circular polarizer is facilitated through the arrangement, and the assembly efficiency of the circular polarizer is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall front perspective structure of the present utility model;

FIG. 2 is a schematic view of the whole bottom perspective structure of the present utility model;

FIG. 3 is a schematic perspective view of a broken line grating part of the present utility model;

fig. 4 is a schematic perspective view of the whole connector part of the present utility model.

In the figure: 1. a housing base; 2. a circular clamping groove; 3. a first clamping block; 4. a lower square clamping groove; 5. a wire grid block; 6. an electrical connector; 7. a connecting column; 8. a first rotation shaft; 9. a protective cover; 10. a square clamping groove at the upper part; 11. a second clamping block; 12. a connector; 13. a stop block; 14. a storage groove; 15. a second rotation shaft; 16. a first support bar; 17. a second support bar; 18. a positioning bolt; 19. a through hole; 20. a screw; 21. a first grid; 22. a second wire-folding grid; 23. and a third wire grid.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 4, a three-layer wire grid circular polarizer comprises a housing base 1 and a protective cover 9, wherein a circular clamping groove 2 is formed in the top end of the housing base 1, a first clamping block 3 is integrally arranged on the inner wall of the circular clamping groove 2, a lower square clamping groove 4 is formed in the middle of the top end of the housing base 1, a wire grid block 5 is clamped in the lower square clamping groove 4, an electric connector 6 is connected to the side of the wire grid block 5 in a welding mode, a connecting column 7 penetrates through the inside of the housing base 1, a first rotating shaft 8 is movably connected to the side of the housing base 1, the protective cover 9 is movably connected with the outer wall of the first rotating shaft 8, an upper square clamping groove 10 is formed in the bottom of the protective cover 9, a second clamping block 11 is integrally arranged on the side of the bottom of the protective cover 9, a storage groove 14 is formed in the bottom of the housing base 1, a second rotating shaft 15 is arranged in the storage groove 14, a first supporting rod 16 is rotatably connected to the outer wall of the second rotating shaft 15, a second supporting rod 17 is movably connected to the outer wall of the first supporting rod 16, a wire grid positioning bolt 18 is connected to the side of the second supporting rod 17, a wire grid 21 is tightly screwed to the wire grid 22 is arranged at the bottom of the first folding bolt 18, and a wire grid 20 is tightly screwed to the top end of the wire grid is tightly connected to the first folding bolt 21, and a wire grid is tightly screwed to the first wire grid positioning bolt 21 is tightly screwed to the top end of the wire grid positioning bolt 21, and the wire grid is tightly screwed to the first wire grid positioning bolt is tightly screwed to the wire grid positioning bolt 21, and the wire grid is tightly screwed to the wire grid positioning bolt is tightly screwed to the wire grid positioning wire grid is tightly connected to the wire grid, and the wire grid is a wire 18, and the wire grid is a wire 18.

The folding line grating block 5 and the shell base 1 form a clamping structure through the lower square clamping groove 4, and the folding line grating block 5 and the connecting column 7 form an electrical structure through the electrical connector 6; can realize the block structure between grid piece 5 and the shell base 1 through below draw-in groove 4, can realize the electric structure between grid piece 5 and the spliced pole 7 through electric joint 6, when assembling circular polarizer, only need with the inside including first grid 21, second grid 22, the broken line grid piece 5 of third grid 23, direct block presses into below draw-in groove 4, not only can realize the quick installation of grid piece 5, can realize the electric connection between grid piece 5 and the spliced pole 7 simultaneously, such structure setting is simple, the installation of staff of being convenient for, and the dismantlement and the change of follow-up different frequency signal's broken line grid piece 5.

The protective cover 9 and the housing base 1 form a rotating structure through a first rotating shaft 8, and the protective cover 9 and the housing base 1 form a clamping structure through a second clamping block 11 and a first clamping block 3; can realize the bearing structure between protective cover 9 and the shell base 1 through first axis of rotation 8, can realize the block structure between protective cover 9 and the shell base 1 through second fixture block 11, first fixture block 3, when we need many circular polarizers after installing broken line bars piece 5 protect, only need with protective cover 9 through the rotatory top that aligns shell base 1 of bearing structure, then press protective cover 9 downwards, make protective cover 9 and shell base 1 constitute inseparable block can, the chucking degree between protective cover 9 and the shell base 1 can be improved to the setting of first fixture block 3 and second fixture block 11 simultaneously, avoid circular polarizer to respond external force cause to rock, make break away from between protective cover 9 and the shell base 1, so not only have fine dustproof rain-proof scheduling effect, simultaneously also reduced the influence of external interference source to circular polarizer's signal intensity.

The screw 20 and the second supporting rod 17 form a thread detachable structure through the through hole 19, the second supporting rod 17 and the first supporting rod 16 form a thread clamping structure through the positioning bolt 18, and the first supporting rod 16 and the housing base 1 form a rotating structure through the second rotating shaft 15; the screw thread detachable structure between the screw 20 and the second supporting rod 17 can be realized through the through hole 19, the screw thread clamping structure between the second supporting rod 17 and the first supporting rod 16 can be realized through the positioning bolt 18, the rotating structure between the first supporting rod 16 and the housing base 1 can be realized through the second rotating shaft 15, when the three-layer folded grating circular polarizer is installed on external equipment, the installed height position distance is also one of influencing factors of the signal intensity, and the adjustment of different height positions can be realized through the telescopic function which is detachably arranged between the first supporting rod 16 and the second supporting rod 17 by such arrangement, so that the position adjustment of the three-layer folded grating circular polarizer on different equipment is realized, the best position effect is achieved, and the practical performance of the whole circular polarizer is improved.

Example two

Referring to fig. 4, in a three-layer grid circular polarizer, a connector 12 is movably connected to an outer wall of a connecting column 7, and a stopper 13 is integrally disposed at an end of the connecting column 7.

The diameter of the stop block 13 is larger than the inner minimum diameter of the connector 12, and the connector 12 and the housing base 1 form a movable structure through the connecting column 7; the movable structure between the connector 12 and the housing base 1 can be realized through the connecting column 7, when the circular polarizer of the three-layer folding grating is electrically connected with external equipment, only the connector 12 is required to be rotated through operation, and the stop block 13 is larger than the minimum diameter inside the connector 12 and is movably connected with the connector, so that the position change of the housing base 1 cannot be influenced, the electric connection between the external equipment and the circular polarizer is convenient due to the arrangement, and the assembly efficiency of the circular polarizer is improved.

Working principle: firstly, the clamping structure between the folding wire grid block 5 and the shell base 1 can be realized through the lower square clamping groove 4, the electrical structure between the folding wire grid block 5 and the connecting column 7 can be realized through the electrical connector 6, then, when the circular polarizer is assembled, the clamping structure between the protection cover 9 and the shell base 1 can be realized through the second clamping block 11 and the first clamping block 3, when the circular polarizer with the folding wire grid block 5 installed is required to be protected, the protection cover 9 is required to be rotated to the upper side of the shell base 1 through the rotating structure, the electrical connection between the folding wire grid block 5 and the connecting column 7 can be realized, the installation of workers is facilitated, the detachment and the replacement of the folding wire grid block 5 with different frequency signals can be realized through the first rotating shaft 8, and then, the clamping structure between the protection cover 9 and the shell base 1 can be realized through the second clamping block 11 and the first clamping block 3;

then, the screw thread detachable structure between the screw 20 and the second supporting rod 17 can be realized through the through hole 19, the screw thread clamping structure between the second supporting rod 17 and the first supporting rod 16 can be realized through the positioning bolt 18, the rotating structure between the first supporting rod 16 and the housing base 1 can be realized through the second rotating shaft 15, when the three-layer folded grating circular polarizer is installed on external equipment, the installed height position distance is also one of influencing factors of the signal intensity, the arrangement can realize the adjustment of different height positions through the telescopic function detachably arranged between the first supporting rod 16 and the second supporting rod 17, thereby meeting the position adjustment of the three-layer folded grating circular polarizer on different equipment, achieving the best position effect, improving the practical performance of the whole circular polarizer, then, through the connecting column 7, the movable structure between the connector 12 and the housing base 1 can be realized, when the three-layer folded grating circular polarizer is electrically connected with the external equipment, only by operating the rotating connector 12, because the diameter of the stop 13 is larger than the inner diameter of the connector 12, the movable connection is influenced between the two parts, the position adjustment of the three-layer folded grating circular polarizer can not influence the position adjustment on the housing base 1, the electric polarizer is convenient to change the position of the circular polarizer, and the electric equipment is convenient to be assembled.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. A three-layer folded wire grid circular polarizer is characterized in that: including shell base (1) and shield (9), circular draw-in groove (2) have been seted up on the top of shell base (1), and the inner wall integration of circular draw-in groove (2) is provided with first fixture block (3), and square draw-in groove (4) have been seted up at the top middle part of shell base (1), the inside block of square draw-in groove (4) has broken line bars piece (5), and the avris welding of broken line bars piece (5) has connected with electric joint (6), the inside of shell base (1) runs through has spliced pole (7), and the avris swing joint of shell base (1) has first pivot (8), shield (9) swing joint in the outer wall of first pivot (8), and square draw-in groove (10) have been seted up to the bottom limit side integration of shield (9) is provided with second fixture block (11), accomodate groove (14) have been seted up to the bottom of shell base (1), and accomodate the inside of groove (14) is provided with second axis of rotation (15), and the avris swing joint (16) of second axis (15) have first pivot (16) and the outer wall (17) of second pivot (16) has the bracing piece to swing joint (17), the bottom of locating bolt (18) has seted up through-hole (19), and the inside threaded connection of through-hole (19) has screw (20), the inside of broken line bars piece (5) is provided with first folding wire grid (21), and the inseparable laminating in top of first folding wire grid (21) is provided with second folding wire grid (22), and the inseparable laminating in top of second folding wire grid (22) is provided with third folding wire grid (23).

2. A three layer wire grid circular polarizer as set forth in claim 1, wherein: the outer wall swing joint of spliced pole (7) has connector (12), and the tip integration of spliced pole (7) is provided with dog (13).

3. A three layer wire grid circular polarizer as set forth in claim 1, wherein: the broken line grating block (5) and the shell base (1) form a clamping structure through the lower square clamping groove (4), and the broken line grating block (5) and the connecting column (7) form an electrical structure through the electrical connector (6).

4. A three layer wire grid circular polarizer as set forth in claim 1, wherein: the protective cover (9) and the shell base (1) form a rotating structure through a first rotating shaft (8), and the protective cover (9) and the shell base (1) form a clamping structure through a second clamping block (11) and a first clamping block (3).

5. A three layer wire grid circular polarizer as set forth in claim 1, wherein: the screw (20) and the second supporting rod (17) form a threaded detachable structure through the through hole (19), the second supporting rod (17) and the first supporting rod (16) form a threaded clamping structure through the positioning bolt (18), and the first supporting rod (16) and the housing base (1) form a rotating structure through the second rotating shaft (15).

6. A three layer wire grid circular polarizer as set forth in claim 2, wherein: the diameter of the stop block (13) is larger than the inner minimum diameter of the connector (12), and the connector (12) and the housing base (1) form a movable structure through the connecting column (7).