CN215499941U

CN215499941U - Radar sampling phase-locked medium oscillator with good sealing performance

Info

Publication number: CN215499941U
Application number: CN202121717987.0U
Authority: CN
Inventors: 王振华
Original assignee: Nanjing Zhenhua Electronic Technology Co ltd
Current assignee: Nanjing Zhenhua Electronic Technology Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-01-11
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses a sampling phase-locked medium oscillator for radar with good sealing performance, and particularly relates to the technical field of oscillators. By arranging the first protection mechanism and the second protection mechanism, when the device receives external force, the vibration reduction mechanism of the first protection mechanism is stressed, and performs buffering and vibration reduction through the spring and the first spring, and simultaneously performs buffering and vibration reduction through the vibration reduction spring of the second protection mechanism, so that the purpose of reducing external force impact vibration is achieved, and the external part of the device is protected.

Description

Radar sampling phase-locked medium oscillator with good sealing performance

Technical Field

The utility model relates to the technical field of oscillators, in particular to a sampling phase-locked medium oscillator with good sealing performance for a radar.

Background

The dielectric oscillator has the advantages of high frequency stability, low noise, small volume, simple structure, low price, insensitivity to mechanical vibration and power supply transient process and the like, so the development of the dielectric oscillator also draws wide attention at home and abroad, and the dielectric oscillator is applied to a plurality of fields, such as a communication system, a radar beacon, an electronic countermeasure receiver, a missile responder, special test equipment, a meteorological radar and the like.

The existing oscillator is not provided with a protective device outside, so that the action of external acting force on the oscillator cannot be buffered, the action of the external acting force directly acts on the oscillator, the oscillator is easily damaged, and the oscillator cannot continue to work, so that the oscillator has an improved part.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above drawbacks of the prior art, embodiments of the present invention provide a sampling phase-locked medium oscillator for radar with good sealing performance, so as to solve the problems in the background art mentioned above.

In order to achieve the purpose, the utility model provides the following technical scheme: a sampling phase-locked medium oscillator for radar with good sealing performance comprises a base, wherein an oscillator main body is installed on the top surface of the base, a top plate is fixedly connected to the top surface of the oscillator main body, symmetrical first protection mechanisms are arranged on the front side and the rear side of the top plate, each first protection mechanism comprises a first fixing plate and a second fixing plate, one side of each second fixing plate is fixedly connected to the top plate, a buffer mechanism is arranged on one side, close to the second fixing plate, of each first fixing plate, symmetrical vibration damping mechanisms are arranged on the two sides of each buffer mechanism, each vibration damping mechanism comprises a fixing seat, one side of each fixing seat is fixedly connected with one side of the corresponding first fixing plate, a groove is formed in the other side of each fixing seat, a spring is arranged in each groove, one end of each spring is fixedly connected to the corresponding fixing seat, and a telescopic rod is fixedly connected to the other end of each spring, the other end of telescopic link extends to the outside and the fixedly connected with installation piece of fixing base, one side of the opposite side fixed connection second fixed plate of installation piece, the end circumference lateral wall package that stretches out of telescopic link is equipped with first spring, one side of the one end fixed connection fixing base of first spring, the left and right sides of roof is provided with the second protection machanism of symmetry.

In order to carry out buffering protection to the exogenic force, buffer gear includes the buffering box, one side of the first fixed plate of one side fixed connection of buffering box, fixed connection is in the fixing base respectively in the both sides of buffering box, the cavity has been seted up to the inside of buffering box, the inside of cavity is provided with coupling mechanism, the fixed body of rod of the both sides fixedly connected with symmetry of coupling mechanism, two the equal fixedly connected with slider in end of the fixed body of rod, two one side fixedly connected with stopper, two respectively that the slider was kept away from each other the stopper articulates respectively has the body of rod of connection, the top surface of cavity runs through the mouth that slides of seting up the symmetry, two the top of the body of connection rod extends to the outside of cavity and articulates respectively in the installation piece through the mouth.

In order to cushion the motion of two fixed body of rod, coupling mechanism includes the connecting block, the arc shell fragment of the both sides fixedly connected with symmetry of connecting block, two one side fixedly connected with push pedal respectively that the arc shell fragment kept away from each other, two one side fixed connection respectively in the fixed body of rod that the push pedal kept away from each other is two.

In order to protect the left side and the right side of the device, the second protection mechanism comprises a third fixing plate and a fourth fixing plate, one side of a top plate is fixedly connected with one side of the third fixing plate, a damping spring is arranged between the third fixing plate and the fourth fixing plate, two ends of the damping spring are respectively and fixedly connected to the third fixing plate and the fourth fixing plate, and a symmetrical limiting mechanism is arranged between the third fixing plate and the fourth fixing plate.

Carry on spacingly for the motion to third fixed plate and fourth fixed plate, stop gear includes first stopper, one side fixed connection of first stopper is in the fourth fixed plate, spacing chamber has been seted up to the inside of first stopper, the inside in spacing chamber is provided with the baffle, one side fixedly connected with telescopic rod body of baffle, the lateral wall that first stopper was worn to locate by telescopic rod body of other end extends to one side of the outside and the fixed connection third fixed plate of first stopper, the spacing spout of symmetry is seted up to the inner wall of first stopper, the both ends of baffle extend to the inside and sliding connection in spacing spout of spacing spout respectively.

In order to increase the stability of the device, the bottom surface of the base is provided with two bisymmetry third protection mechanisms arranged in a rectangular array, and four the bottom surfaces of the third protection mechanisms are fixedly connected with suckers.

In order to cushion the bottom of device, the third protection mechanism includes the base, the top surface of the bottom surface fixed connection sucking disc of base, the cushion chamber has been seted up to the inside of base, the inside of cushion chamber is provided with reset spring, reset spring's bottom fixed connection base's inner wall bottom surface, reset spring's top fixedly connected with sliding push rod, sliding push rod's the first telescopic link of top surface fixedly connected with, the top surface of base is worn to establish by the top of first telescopic link extends to the outside of base and the bottom surface of fixed connection base.

The utility model has the technical effects and advantages that:

1. compared with the prior art, through setting up first protection machanism and second protection machanism, when the device received external force, the shock attenuation is cushioned through spring and first spring to the damping mechanism atress of first protection machanism, and the shock attenuation is inhaled in the damping spring through second protection machanism's damping spring simultaneously to reach the purpose that reduces external force impact vibration, play the guard action to the outside of device.

2. Compared with the prior art, through setting up the third protection mechanism, the device during operation can produce certain vibration, and the vibration is transmitted to reset spring through the base, and the vibration is inhaled to buffering through reset spring to reach the purpose that reduces the vibration, play the guard action to the bottom of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic top view of the present invention.

Fig. 3 is a schematic structural diagram of a first protection mechanism according to the present invention.

Fig. 4 is a schematic structural diagram of the damping mechanism of the present invention.

FIG. 5 is a schematic view of the spring structure of the present invention.

FIG. 6 is a schematic view of the internal structure of the buffer box according to the present invention.

FIG. 7 is a schematic view of a slide port structure according to the present invention.

Fig. 8 is a schematic structural diagram of a second protection mechanism according to the present invention.

Fig. 9 is a schematic view of a first stopper structure according to the present invention.

Fig. 10 is a structural schematic diagram of a third protection mechanism of the present invention.

FIG. 11 is a schematic view of the internal structure of the base of the present invention.

The reference signs are: 1. a base; 2. an oscillator main body; 3. a top plate; 4. a first guard mechanism; 5. a first fixing plate; 6. a second fixing plate; 7. a buffer mechanism; 8. a vibration reduction mechanism; 9. a fixed seat; 10. a groove; 11. a spring; 12. a telescopic rod; 13. a first spring; 14. mounting blocks; 15. a buffer box; 16. a cavity; 161. a sliding port; 17. a connecting mechanism; 18. fixing the rod body; 19. a slider; 20. a limiting block; 21. connecting blocks; 22. an arc-shaped elastic sheet; 23. pushing the plate; 24. connecting the rod body; 25. a second guard mechanism; 26. a third fixing plate; 27. a fourth fixing plate; 28. a damping spring; 29. a limiting mechanism; 30. a first stopper; 31. a limiting cavity; 32. a partition plate; 33. a telescopic rod body; 34. a limiting chute; 35. a third protection mechanism; 36. a suction cup; 37. a base; 38. a buffer chamber; 39. a return spring; 40. a sliding push rod; 41. a first telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in the attached drawings 1-9, the sampling phase-locked medium oscillator for radar with good sealing performance comprises a base 1, an oscillator main body 2 is installed on the top surface of the base 1, a top plate 3 is fixedly connected to the top surface of the oscillator main body 2, symmetrical first protection mechanisms 4 are arranged on the front side and the rear side of the top plate 3, each first protection mechanism 4 comprises a first fixing plate 5 and a second fixing plate 6, one side of each second fixing plate 6 is fixedly connected to the top plate 3, a buffer mechanism 7 is arranged on one side of each first fixing plate 5 close to the corresponding second fixing plate 6, symmetrical vibration reduction mechanisms 8 are arranged on the two sides of each buffer mechanism 7, each vibration reduction mechanism 8 comprises a fixing seat 9, one side of each fixing seat 9 is fixedly connected to one side of each first fixing plate 5, a groove 10 is formed in the other side of each fixing seat 9, a spring 11 is arranged inside each groove 10, and one end of each spring 11 is fixedly connected to each fixing seat 9, the other end fixedly connected with telescopic link 12 of spring 11, the other end of telescopic link 12 extends to the outside and the fixedly connected with installation piece 14 of fixing base 9, one side of the opposite side fixed connection second fixed plate 6 of installation piece 14, the end circumference lateral wall package that stretches out of telescopic link 12 is equipped with first spring 13, one side of the one end fixed connection fixing base 9 of first spring 13, the left and right sides of roof 3 are provided with the second protection machanism 25 of symmetry.

Wherein, as shown in fig. 3, fig. 6 and fig. 7, the buffering mechanism 7 includes a buffering box 15, one side of the buffering box 15 is fixedly connected to one side of the first fixing plate 5, two sides of the buffering box 15 are respectively and fixedly connected to the fixing base 9, a cavity 16 is formed inside the buffering box 15, a connecting mechanism 17 is disposed inside the cavity 16, two sides of the connecting mechanism 17 are fixedly connected to symmetrical fixing rod bodies 18, the ends of the two fixing rod bodies 18 are respectively and fixedly connected to a sliding block 19, one side of the two sliding blocks 19 away from each other is respectively and fixedly connected to a limiting block 20, the two limiting blocks 20 are respectively hinged to a connecting rod body 24, a symmetrical sliding opening 161 is formed in the top surface of the cavity 16, the top ends of the two connecting rod bodies 24 respectively extend to the outside of the cavity 16 through the sliding opening 161 and are respectively hinged to the mounting block 14, so as to buffer external force, when the external force contacts the buffering box 15, the buffering box 15 is pressed, external force is transmitted to the connecting rod body 24, transmitted to the limiting block 20 through the connecting rod body 24, transmitted to the sliding block 19 through the limiting block 20, transmitted to the fixing rod body 18 through the sliding block 19, finally transmitted to the connecting mechanism 17, and buffered through the connecting mechanism 17, so that the purpose of buffering is achieved.

Wherein, as shown in fig. 6, coupling mechanism 17 includes connecting block 21, the arc-shaped elastic sheet 22 of the both sides fixedly connected with symmetry of connecting block 21, one side difference fixedly connected with push pedal 23 that two arc-shaped elastic sheets 22 kept away from each other, one side difference fixedly connected in the fixed body of rod 18 that two push pedal 23 kept away from each other, so as to connect two fixed bodies of rod 18, both sides fixedly connected arc-shaped elastic sheet 22 at connecting block 21, one side difference fixedly connected push pedal 23 that keeps away from each other at two arc-shaped elastic sheets 22, connect the fixed body of rod 18 through push pedal 23, thereby reach the purpose of connecting two fixed bodies of rod 18.

As shown in fig. 2, 8 and 9, the second protection mechanism 25 includes a third fixing plate 26 and a fourth fixing plate 27, one side of the third fixing plate 26 is fixedly connected to one side of the top plate 3, a damping spring 28 is disposed between the third fixing plate 26 and the fourth fixing plate 27, two ends of the damping spring 28 are respectively and fixedly connected to the third fixing plate 26 and the fourth fixing plate 27, a symmetrical limiting mechanism 29 is disposed between the third fixing plate 26 and the fourth fixing plate 27 so as to protect two sides of the device, the second protection mechanisms 25 are disposed on two sides of the device, and when the device is vibrated, the device is buffered by the damping spring 28, thereby achieving the purpose of buffering protection.

Wherein, as shown in fig. 2, fig. 8 and fig. 9, the limiting mechanism 29 includes a first limiting block 30, one side of the first limiting block 30 is fixedly connected to the fourth fixing plate 27, a limiting cavity 31 is formed inside the first limiting block 30, a partition plate 32 is arranged inside the limiting cavity 31, one side of the partition plate 32 is fixedly connected to a telescopic rod 33, the other end of the telescopic rod 33 penetrates through the side wall of the first limiting block 30 and extends to the outside of the first limiting block 30 and is fixedly connected to one side of the third fixing plate 26, symmetrical limiting sliding grooves 34 are formed in the inner wall of the first limiting block 30, two ends of the partition plate 32 respectively extend to the inside of the limiting sliding grooves 34 and are slidably connected to the limiting sliding grooves 34, so as to limit the movement of the third fixing plate 26 and the fourth fixing plate 27, when the third fixing plate 26 and the fourth fixing plate 27 are stressed, the fourth fixing plate 27 presses the first limiting block 30, the first stopper 30 is extended and contracted in cooperation with the telescopic rod 33, thereby restricting the movement of the third fixing plate 26 and the fourth fixing plate 27.

Wherein, as shown in fig. 1, fig. 10 and fig. 11, the bottom surface of the base 1 is provided with two bisymmetry third protection mechanisms 35 arranged in a rectangular array, the bottom surfaces of the four third protection mechanisms 35 are fixedly connected with suckers 36, so as to enhance the stability of the device, the bottom surface of the base 1 is fixedly connected with the suckers 36 through the third protection mechanisms 35, and is sucked on the workbench through the suckers 36, thereby achieving the purpose of increasing the stability of the device.

Wherein, as shown in fig. 11, the third protection mechanism 35 includes a base 37, the bottom surface of the base 37 is fixedly connected with the top surface of the sucker 36, a buffer cavity 38 has been seted up inside the base 37, the inside of the buffer cavity 38 is provided with a return spring 39, the bottom end of the return spring 39 is fixedly connected with the inner wall bottom surface of the base 37, the top end fixedly connected with sliding push rod 40 of the return spring 39, the top surface fixedly connected with first telescopic link 41 of the sliding push rod 40, the top end of the first telescopic link 41 is penetrated and is established the top surface of the base 37 and extend to the outside of the base 37 and the bottom surface of the fixed connection base 1, so as to buffer and absorb the bottom of the device, when the device works, vibration can be generated, the vibration is transmitted to the return spring 39, the vibration is buffered and absorbed through the return spring 39, thereby achieving the purpose of reducing the vibration.

The working principle of the utility model is as follows: when the device receives external force, firstly, the external force is transmitted to the connecting rod body 24 through the buffering action of the first protection mechanism 4 and the buffering action of the spring 11 and the first spring 13 of the vibration reduction mechanism 8, and then the external force is transmitted to the limiting block 20 through the connecting rod body 24 when the external force contacts the buffer box 15, and is compressed through the buffer box 15, and is transmitted to the sliding block 19 through the limiting block 20, and is transmitted to the fixed rod body 18 through the sliding block 19, and is finally transmitted to the connecting mechanism 17, and is buffered through the connecting mechanism 17, thereby achieving the purpose of buffering, then, the second protection mechanisms 25 are arranged at two sides of the device, when the device is vibrated, the damping spring 28 is used for buffering, thereby achieving the purpose of buffering protection, when the third fixing plate 26 and the fourth fixing plate 27 are stressed, the fourth fixing plate 27 presses the first limiting block 30, the first limiting block 30 is matched with the telescopic rod body 33 to be telescopic, thereby limiting the movement of the third fixing plate 26 and the fourth fixing plate 27, thereby achieving the purpose of reducing the external force impact vibration and having the protection effect on the outside of the device.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a radar that leakproofness is good is with sample phase-locked medium oscillator, includes base (1), its characterized in that: an oscillator main body (2) is installed on the top surface of the base (1), a top plate (3) is fixedly connected to the top surface of the oscillator main body (2), symmetrical first protection mechanisms (4) are arranged on the front side and the rear side of the top plate (3), each first protection mechanism (4) comprises a first fixing plate (5) and a second fixing plate (6), one side of each second fixing plate (6) is fixedly connected to the top plate (3), a buffer mechanism (7) is arranged on one side, close to the second fixing plate (6), of each first fixing plate (5), symmetrical damping mechanisms (8) are arranged on the two sides of each buffer mechanism (7), each damping mechanism (8) comprises a fixing seat (9), one side of each fixing seat (9) is fixedly connected to one side of the first fixing plate (5), a groove (10) is formed in the other side of each fixing seat (9), and a spring (11) is arranged in each groove (10), the one end fixed connection of spring (11) in fixing base (9), the other end fixedly connected with telescopic link (12) of spring (11), the other end of telescopic link (12) extends to outside and fixedly connected with installation piece (14) of fixing base (9), one side of opposite side fixed connection second fixed plate (6) of installation piece (14), the end circumference lateral wall package that stretches out of telescopic link (12) is equipped with first spring (13), one side of one end fixed connection fixing base (9) of first spring (13), the left and right sides of roof (3) is provided with symmetrical second protection machanism (25).

2. The sampling phase-locked medium oscillator for radar according to claim 1, wherein: buffer gear (7) are including buffering box (15), one side of the first fixed plate of one side fixed connection (5) of buffering box (15), the both sides difference fixed connection in fixing base (9) of buffering box (15), cavity (16) have been seted up to the inside of buffering box (15), the inside of cavity (16) is provided with coupling mechanism (17), the fixed rod body (18) of the both sides fixedly connected with symmetry of coupling mechanism (17), two the equal fixedly connected with slider (19) in end of the fixed rod body (18), two one side difference fixedly connected with stopper (20) that slider (19) kept away from each other, two stopper (20) articulate respectively has the connection body of rod (24), the top surface of cavity (16) runs through the spout (161) of seting up the symmetry, two the top of the connection body of rod (24) extends to the outside of cavity (16) and articulates respectively in installation piece (14) through spout (161).

3. The sampling phase-locked medium oscillator for radar according to claim 2, wherein the sampling phase-locked medium oscillator comprises: the connecting mechanism (17) comprises a connecting block (21), arc-shaped elastic pieces (22) which are symmetrical are fixedly connected to the two sides of the connecting block (21), one sides of the arc-shaped elastic pieces (22) which are far away from each other are fixedly connected with push plates (23), and one sides of the push plates (23) which are far away from each other are fixedly connected to the fixed rod body (18) respectively.

4. The sampling phase-locked medium oscillator for radar according to claim 1, wherein: second protection machanism (25) are including third fixed plate (26) and fourth fixed plate (27), one side fixed connection roof (3) of one side of third fixed plate (26), be provided with damping spring (28) between third fixed plate (26) and fourth fixed plate (27), damping spring (28)'s both ends are fixed connection respectively in third fixed plate (26) and fourth fixed plate (27), be provided with symmetrical stop gear (29) between third fixed plate (26) and fourth fixed plate (27).

5. The sampling phase-locked medium oscillator for radar according to claim 4, wherein: stop gear (29) include first stopper (30), one side fixed connection in fourth fixed plate (27) of first stopper (30), spacing chamber (31) have been seted up to the inside of first stopper (30), the inside in spacing chamber (31) is provided with baffle (32), one side fixedly connected with telescopic rod body (33) of baffle (32), the lateral wall that first stopper (30) were worn to locate by the other end of telescopic rod body (33) extends to one side of outside and fixed connection third fixed plate (26) of first stopper (30), spacing spout (34) of symmetry are seted up to the inner wall of first stopper (30), the both ends of baffle (32) extend to inside and sliding connection in spacing spout (34) of spacing spout (34) respectively.

6. The sampling phase-locked medium oscillator for radar according to claim 1, wherein: the bottom surface of base (1) is provided with two bisymmetry and is third protection mechanism (35) that the rectangle array was arranged, four the equal fixedly connected with sucking disc (36) in bottom surface of third protection mechanism (35).

7. The sampling phase-locked medium oscillator for radar according to claim 6, wherein: mechanism (35) is protected including base (37) in the third, the top surface of the bottom surface fixed connection sucking disc (36) of base (37), cushion chamber (38) have been seted up to the inside of base (37), the inside of cushion chamber (38) is provided with reset spring (39), the inner wall bottom surface of the bottom fixed connection base (37) of reset spring (39), the top fixedly connected with sliding push rod (40) of reset spring (39), the first telescopic link (41) of top surface fixedly connected with of sliding push rod (40), the top surface of wearing to establish base (37) on the top of first telescopic link (41) extends to the bottom surface of the outside of base (37) and fixed connection base (1).