CN215220961U

CN215220961U - P-waveband high-power waveguide circulator

Info

Publication number: CN215220961U
Application number: CN202121267137.5U
Authority: CN
Inventors: 杨红梅; 杨龙
Original assignee: Nanjing Yikefei Electronic Technology Co ltd
Current assignee: Nanjing Yikefei Electronic Technology Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-17
Anticipated expiration: 2031-06-08

Abstract

The utility model discloses a high-power waveguide circulator of P wave band, including straight waveguide, cavity, connecting seat and ring frame, the inboard of connecting seat is equipped with locking mechanism, locking mechanism includes the internal thread pipe, just internal thread pipe and connecting seat swing joint, the inside of internal thread pipe is equipped with the spring, the front side of internal thread pipe is equipped with first screw rod. The utility model discloses a first screw rod rethread makes the internal thread pipe rotate, pivoted internal thread pipe drives the antedisplacement of second screw rod, the second screw rod drives the antedisplacement of second slider, the first slider that rethread and antedisplacement second slider drive two L shape fixture blocks and imbed in the connecting seat, the ring frame of cavity bottom inserts in the connecting seat, the spring promotes the both ends removal of first screw rod and second screw rod to the internal thread pipe, thereby make two L shape fixture block card go into in the ring frame, accomplish the equipment of straight waveguide and cavity, the equipment and the dismantlement step of this waveguide circulator reduce, the maintenance of being convenient for.

Description

P-waveband high-power waveguide circulator

Technical Field

The utility model relates to a waveguide circulator technical field, concretely relates to high-power waveguide circulator of P wave band.

Background

The waveguide circulator is a microwave passive device, the device has three ports, the microwave incident into the circulator is deflected by a certain angle by utilizing the gyromagnetic effect generated by the ferrite material under the action of an external direct current magnetic field and is output by the second port, and the microwave signal is not output by the third port, thereby realizing the circulation of the microwave signal;

the waveguide circulator generally comprises a waveguide cavity, a matching platform cavity, ferrites, a permanent magnet and the like, wherein the permanent magnet is arranged outside the cavity and provides a direct-current magnetic field, the matching platform cavity is positioned in the center of the waveguide cavity and generally provided with one ferrite at the upper part and one ferrite at the lower part, each matching platform cavity is provided with one ferrite, the ferrite and the matching platform cavity form a waveguide junction together, and the matching platform cavity is added in the center of the waveguide junction.

The prior art has the following defects: the straight waveguide and the cavity of the traditional waveguide circulator are fixedly assembled through a plurality of bolts, and the assembly and disassembly steps are complicated, so that the maintenance of the waveguide circulator is inconvenient.

The above information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-power waveguide circulator of P wave band to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the present invention provides the following technical solutions: a P-waveband high-power waveguide circulator comprises a straight waveguide, a cavity, a connecting seat and a ring frame, wherein a locking mechanism is arranged on the inner side of the connecting seat, the locking mechanism comprises an internal threaded pipe, the internal threaded pipe is movably connected with the connecting seat, a spring is arranged inside the internal threaded pipe, a first screw rod is arranged on the front side of the internal threaded pipe, a second screw rod is arranged on the back side of the internal threaded pipe, and the first screw rod and the second screw rod are both in threaded connection with the internal threaded pipe;

the both ends of spring respectively with the tip butt of first screw rod and second screw rod, the front end of first screw rod is fixed and is equipped with first slider, the rear end of second screw rod is fixed and is equipped with the second slider, just first slider and second slider all with connecting seat sliding connection, the top of first slider and second slider all is fixed and is equipped with L shape fixture block, and two be relative the setting between the L shape fixture block, two L shape fixture block all with the ring frame block, the fixed push rod that is equipped with in front side of first slider.

Preferably, the connecting seat is arranged at the top of the straight waveguide, and the connecting seat and the straight waveguide are designed into an integrated structure.

Preferably, the ring frame is arranged at the bottom edge of the cavity and fixedly welded with the cavity.

Preferably, the connecting seat is arranged at the bottom of the circular ring frame, and an annular groove is formed in the top of the connecting seat.

Preferably, the ring frame is embedded in the annular groove, and the ring frame is in clearance fit with the inner wall of the embedded part of the annular groove.

Preferably, a ball bearing is arranged at the center of the inner side of the connecting seat, and the internal threaded pipe is fixedly connected with an inner ring of the ball bearing.

Preferably, both sides of the ball bearing are fixedly provided with supporting rods, and the ball bearing is fixedly connected with the connecting seat through the supporting rods.

Preferably, the inner side of the ring frame is provided with a clamping groove corresponding to the positions of the two L-shaped clamping blocks, the L-shaped clamping blocks are matched with the clamping groove, and the end part of the push rod is fixedly provided with a button.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model discloses a first screw rod rethread makes the internal thread pipe rotate, pivoted internal thread pipe drives the antedisplacement of second screw rod, the second screw rod drives the antedisplacement of second slider, the first slider that rethread and antedisplacement second slider drive two L shape fixture blocks and imbed in the connecting seat, the ring frame of cavity bottom inserts in the connecting seat, the spring promotes the both ends removal of first screw rod and second screw rod to the internal thread pipe, thereby make two L shape fixture block card go into in the ring frame, accomplish the equipment of straight waveguide and cavity, the equipment and the dismantlement step of this waveguide circulator reduce, the maintenance of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is an explosion effect diagram of the present invention.

Fig. 2 is a longitudinal sectional view of the connecting seat of the present invention.

Fig. 3 is a schematic view of a local structure of the locking mechanism of the present invention.

Fig. 4 is a schematic view of the overall structure of the present invention.

Description of reference numerals:

1. a straight waveguide; 2. a cavity; 3. a connecting seat; 4. a circular ring frame; 5. an annular groove; 6. a locking mechanism; 7. an internally threaded tube; 8. a ball bearing; 9. a spring; 10. a first screw; 11. a second screw; 12. a first slider; 13. a second slider; 14. an L-shaped fixture block; 15. a push rod.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The utility model provides a P-band high-power waveguide circulator as shown in figures 1-4, which comprises a straight waveguide 1, a cavity 2, a connecting seat 3 and a ring frame 4, wherein the inner side of the connecting seat 3 is provided with a locking mechanism 6, the locking mechanism 6 comprises an internal thread tube 7, the internal thread tube 7 is movably connected with the connecting seat 3, the internal thread tube 7 is internally provided with a spring 9, the front side of the internal thread tube 7 is provided with a first screw 10, the back side of the internal thread tube 7 is provided with a second screw 11, the first screw 10 and the second screw 11 are both in threaded connection with the internal thread tube 7, two ends of the spring 9 are respectively abutted against the end parts of the first screw 10 and the second screw 11, the front end of the first screw 10 is fixedly provided with a first slide block 12, the rear end of the second screw 11 is fixedly provided with a second slide block 13, and the first slide block 12 and the second slide block 13 are both in sliding connection with the connecting seat 3, the top of first slider 12 and second slider 13 all is fixed and is equipped with L shape fixture block 14, and two be relative setting between the L shape fixture block 14, two L shape fixture block 14 all with ring frame 4 block, the fixed push rod 15 that is equipped with in front of first slider 12.

The connecting seat 3 is arranged at the top of the straight waveguide 1, the connecting seat 3 and the straight waveguide 1 are designed in an integrated structure, the ring frame 4 is arranged at the bottom edge of the cavity 2, the ring frame 4 is fixedly welded with the cavity 2, the connecting seat 3 is arranged at the bottom of the ring frame 4, the top of the connecting seat 3 is provided with a ring groove 5, the ring frame 4 is embedded in the ring groove 5, the inner wall of the embedding part of the ring frame 4 and the ring groove 5 is in clearance fit, the center of the inner side of the connecting seat 3 is provided with a ball bearing 8, the internal thread pipe 7 is fixedly connected with the inner ring of the ball bearing 8, two sides of the ball bearing 8 are both fixedly provided with supporting rods, the ball bearing 8 and the connecting seat 3 are fixedly connected through the supporting rods, the inner side of the ring frame 4 is provided with clamping grooves corresponding to the positions of the two L-shaped clamping blocks 14, and L shape fixture block 14 and draw-in groove looks adaptation, the end fixing of push rod 15 is equipped with the button, and the ring frame 4 of being convenient for places through the ring channel 5 that sets up, the activity of the internal thread pipe 7 of being convenient for through the ball bearing 8 that sets up, the draw-in groove of being convenient for through the setting of L shape fixture block 14 place, the push rod 15 of being convenient for through the button that sets up presses down.

The specific implementation mode is as follows: manually pressing the push rod 15, the push rod 15 driving the first slide block 12 to move backwards, the first slide block 12 driving the first screw rod 10 to move backwards, the first screw rod 10 moving backwards to make the internal threaded tube 7 rotate, the rotating internal threaded tube 7 driving the second screw rod 11 to move forwards, the second screw rod 11 driving the second slide block 13 to move forwards, the first slide block 12 and the second slide block 13 moving backwards driving the two L-shaped fixture blocks 14 to be embedded into the connecting seat 3, at this time, the ring frame 4 at the bottom of the cavity 2 is inserted into the connecting seat 3, the push rod 15 is released, the spring 9 driving the first screw rod 10 and the second screw rod 11 to move towards the two ends of the internal threaded tube 7, so that the two L-shaped fixture blocks 14 are clamped into the ring frame 4, the assembly of the straight waveguide 1 and the cavity 2 is completed, when the straight waveguide 1 and the cavity 2 are disassembled, the above steps are repeated, the first slide block 12 and the second slide block 13 driving the two L-shaped fixture blocks 14 to be embedded into the connecting seat 3, the ring frame 4 can be taken out from the connecting seat 3 without limitation, and the steps of assembling and disassembling the waveguide circulator are reduced, thereby facilitating maintenance.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a high-power waveguide circulator of P wave band, includes straight waveguide (1), cavity (2), connecting seat (3) and ring frame (4), its characterized in that: the inner side of the connecting seat (3) is provided with a locking mechanism (6), the locking mechanism (6) comprises an internal thread pipe (7), the internal thread pipe (7) is movably connected with the connecting seat (3), a spring (9) is arranged inside the internal thread pipe (7), a first screw (10) is arranged on the front side of the internal thread pipe (7), a second screw (11) is arranged on the back side of the internal thread pipe (7), and the first screw (10) and the second screw (11) are both in threaded connection with the internal thread pipe (7);

the both ends of spring (9) respectively with the tip butt of first screw rod (10) and second screw rod (11), the front end of first screw rod (10) is fixed and is equipped with first slider (12), the rear end of second screw rod (11) is fixed and is equipped with second slider (13), just first slider (12) and second slider (13) all with connecting seat (3) sliding connection, the top of first slider (12) and second slider (13) is all fixed and is equipped with L shape fixture block (14), and two be relative setting between L shape fixture block (14), two L shape fixture block (14) all with ring frame (4) block, the front side of first slider (12) is fixed and is equipped with push rod (15).

2. The P-band high power waveguide circulator of claim 1, wherein: the connecting seat (3) is arranged at the top of the straight waveguide (1), and the connecting seat (3) and the straight waveguide (1) are designed into an integral structure.

3. The P-band high power waveguide circulator of claim 1, wherein: the round ring frame (4) is arranged at the bottom edge of the cavity (2), and the round ring frame (4) is fixedly welded with the cavity (2).

4. The P-band high power waveguide circulator of claim 1, wherein: the connecting seat (3) is arranged at the bottom of the circular ring frame (4), and an annular groove (5) is formed in the top of the connecting seat (3).

5. The P-band high power waveguide circulator of claim 4, wherein: the ring frame (4) is embedded in the annular groove (5), and the inner wall of the embedded part of the ring frame (4) and the annular groove (5) is in clearance fit.

6. The P-band high power waveguide circulator of claim 1, wherein: the ball bearing (8) is arranged at the center of the inner side of the connecting seat (3), and the internal threaded pipe (7) is fixedly connected with the inner ring of the ball bearing (8).

7. The P-band high power waveguide circulator of claim 6, wherein: both sides of the ball bearing (8) are fixedly provided with supporting rods, and the ball bearing (8) is fixedly connected with the connecting seat (3) through the supporting rods.

8. The P-band high power waveguide circulator of claim 1, wherein: the inner side of the ring frame (4) is provided with clamping grooves corresponding to the positions of the two L-shaped clamping blocks (14), the L-shaped clamping blocks (14) are matched with the clamping grooves, and the end part of the push rod (15) is fixedly provided with a button.