CN109068532B

CN109068532B - Shielding structure of microstrip planar antenna microwave sensor

Info

Publication number: CN109068532B
Application number: CN201810853518.8A
Authority: CN
Inventors: 宋桐翠; 朱雁青; 龙克文; 于洋; 殷刚毅
Original assignee: Foshan Fuxi Electronic Information Technology Co ltd; Southeast University; Chuandong Magnetic Electronic Co Ltd
Current assignee: Foshan Fuxi Electronic Information Technology Co ltd; Southeast University; Chuandong Magnetic Electronic Co Ltd
Priority date: 2018-07-30
Filing date: 2018-07-30
Publication date: 2020-05-12
Anticipated expiration: 2038-07-30
Also published as: CN109068532A

Abstract

The invention discloses a shielding structure of a micro-strip planar antenna microwave sensor, which comprises a mounting seat, wherein the upper end of the mounting seat is fixedly connected with a protective cavity, the bottom end inside the protective cavity is fixedly connected with a plurality of first chutes on the mounting seat, and the insides of the first chutes are rotatably connected with a plurality of balls.

Description

Shielding structure of microstrip planar antenna microwave sensor

The technical field is as follows:

the invention belongs to the technical field of microwave sensors, and particularly relates to a shielding structure of a microstrip planar antenna microwave sensor.

Background art:

microwave sensor utilizes the microwave characteristic to detect some physical quantity's device, its shape is mostly the rectangle structure, shielding structure guarantees signal transmission between the internal component, isolated external signal's an apparatus, traditional shielding structure, all adopt box structural design, when the structure uses, need select for use with it size matching shielding box to microstrip plane antenna microwave sensor of relative size, the usability is not enough, there is the improvement, and traditional shielding structure is when microstrip plane antenna microwave sensor uses, the inside relevant component live time overlength of answering of its shielding box structure easily, lead to the inside temperature rise of shielding structure, influence equipment uses, lack effectual heat dissipation measure, the practicality is not enough.

The invention content is as follows:

the invention aims to solve the problems that the existing shielding structure is relatively fixed in size and cannot fix the microstrip planar antenna microwave sensor with different sizes, and meanwhile, the problems that the traditional shielding structure is easy to increase the temperature when an electrical element is used for a long time, and effective auxiliary heat dissipation measures are lacked are solved.

In order to solve the above problems, the present invention provides a shielding structure technical scheme of a microstrip planar antenna microwave sensor:

a shielding structure of a micro-strip planar antenna microwave sensor comprises a mounting seat, wherein a protective cavity is fixedly connected to the upper end of the mounting seat, a plurality of first sliding grooves are fixedly connected to the inner bottom end of the protective cavity and are positioned on the mounting seat, a plurality of balls are rotatably connected to the inner parts of the first sliding grooves, the first sliding grooves are connected with a first sliding block in a sliding manner through the balls, a first telescopic cavity is fixedly connected to the upper end of the first sliding block, a first telescopic rod is movably connected to the inner part of the first telescopic cavity, the upper end of the first telescopic rod penetrates through the first sliding grooves and extends to the inner part of the protective cavity and is fixedly connected to the lower end of a first fixing seat, a connecting plate is arranged at the position of the inner bottom end of the protective cavity and is positioned at the upper end of the first telescopic rod, a first spring is fixedly connected between the upper end of the connecting plate and the first fixing seat, and is correspondingly, the two sides of the inner part of the protection cavity above the first fixed seat are fixedly connected with second sliding grooves, a separation plate is connected between the two second sliding grooves in a sliding way, the upper end of the isolation plate is fixedly connected with a plurality of third sliding chutes which are connected with second fixed seats in a sliding way, a first air duct is fixedly connected inside the isolation plate, the lower end of the first air duct is fixedly connected with a plurality of branch pipes, the other ends of the branch pipes respectively penetrate through the lower end of the isolation plate, and is fixedly connected with a first air suction opening, one end of the first air guide pipe penetrates through the upper end of the isolation plate and is connected with the connecting ring through screw threads, the interior of the connecting ring is connected with a connecting hose in a nested manner, the connecting hose penetrates through one side of the protective cavity and is fixedly connected to the fan, the upper end of the fan penetrates through the top end of the inner portion of the protection cavity through a second air guide pipe and is fixedly connected with a plurality of second air suction openings.

Preferably, the first fixing seat is fixedly connected with a dividing block, two sides of the dividing block are respectively fixedly connected with a plurality of second springs, the other ends of the plurality of second springs are respectively fixedly connected with one end of a movable rod, the other end of the movable rod respectively penetrates through two sides of the first fixing seat and extends to an inner fixedly connected with second telescopic cavity of the protection cavity, the second telescopic cavity is perpendicular to the movable rod, the inner part of the second telescopic cavity is slidably connected with a second telescopic rod, the upper end of the second telescopic rod is fixedly connected with a clamping plate, one end of the clamping plate far away from the second telescopic cavity is movably connected with an inserting rod, the lower end of the inserting rod penetrates through the lower end of the clamping plate and is fixedly connected with a clamping block, a third spring is embedded and connected outside the lower end of the inserting rod, and two ends of the third spring are respectively fixedly connected with the lower end of the clamping plate and the upper end of the clamping block, the upper end of inserted bar runs through to the upper end and the fixedly connected with stopper of clamp plate, the structure of second fixing base is all the same with the structure of first fixing base constitution.

Preferably, the outer part of one end of the first air guide pipe is fixedly connected with an external thread, the connecting ring is of an inverted concave structure, the inner upper end of the connecting ring is connected with a limiting pipe in an embedded manner, the limiting pipe is of a T-shaped structure, the upper end of the limiting pipe penetrates through the upper end of the connecting ring and is fixedly connected with the lower end of the connecting hose, the connecting ring is fixedly connected with the connecting hose through the inner limiting pipe, the inner lower end of the connecting ring, corresponding to the position of the external thread, is provided with an internal thread which is meshed with each other, the connecting ring is connected with the first air guide pipe through the mutual meshing between the internal thread and the external thread, one side of the inner part of the protection cavity is fixedly connected with a sealing groove, a plurality of small electric telescopic rods are fixedly connected with the inner part of the sealing groove and positioned, the other end of the small electric telescopic rod penetrates through the sealing groove and is fixedly connected to the sealing gasket, the sealing gasket is matched with the sealing groove, the other end of the sealing gasket is fixedly connected to the sealing cover, and the sealing cover is nested in the sealing groove through the sealing gasket and is connected with the protection cavity in a nested mode.

Preferably, a strip-shaped groove is formed in the mounting seat corresponding to the first telescopic rod, and the first telescopic rod is correspondingly arranged in the strip-shaped groove in a sliding mode.

Preferably, the lower end of the fan is fixedly connected to one side of the protection cavity through a motor frame, and an air outlet is formed in one side of the fan.

Preferably, one side threaded connection of the flexible chamber of second has adjusting screw, the upper end of first fixing base and the upper end of second fixing base all are equipped with the rubber pad.

Preferably, screws are inserted through both ends of the mounting seat.

Preferably, the two sides of the lower end of the connecting plate and the two sides of the first telescopic rod are rotatably connected with directional wheels, and the connecting plate is connected with the bottom end inside the protection cavity in a sliding mode through the directional wheels.

The invention has the beneficial effects that: according to the invention, through the design of the first fixing seat and the design of the movable rod and the second telescopic cavity which are elastically connected inside the corresponding fixing seat through the first spring, the micro-strip planar antenna microwave sensors with different sizes are effectively fixed, and through the design of the fan, the first air suction port and the second air suction port, the temperature generated by the work of the internal element of the protection cavity is effectively discharged to the outside of the protection cavity, so that the heat dissipation is effectively assisted, and the micro-strip planar antenna microwave sensor is safer and more practical.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is a schematic view of the internal structure of the connection ring;

FIG. 4 is a schematic view of the connection structure of the protection chamber and the sealing cover of the present invention.

In the figure: 1. a mounting seat; 2. a protective cavity; 3. a first chute; 4. a ball bearing; 5. a first slider; 6. a first telescoping lumen; 7. a first telescopic rod; 8. a first fixed seat; 9. a connecting plate; 10. a directional wheel; 11. a first spring; 12. dividing blocks; 13. a second spring; 14. a movable rod; 15. a second telescoping lumen; 16. a second telescopic rod; 17. a clamping plate; 18. inserting a rod; 19. a clamping block; 20. a third spring; 21. a limiting block; 22. a second chute; 23. a separator plate; 24. a first air duct; 25. a branch pipe; 26. a first air suction port; 27. a connecting ring; 28. a connecting hose; 29. a fan; 30. a second air duct; 31. a second air inlet; 32. a third chute; 33. a second fixed seat; 34. a rubber pad; 35. a sealing groove; 36. a small electric telescopic rod; 37. a sealing cover; 38. a sealing gasket; 39. an external thread; 40. a limiting pipe; 41. an internal thread; 42. a motor frame; 43. and adjusting the screw.

The specific implementation mode is as follows:

as shown in fig. 1 to 4, the following technical solutions are adopted in the present embodiment: a shielding structure of a micro-strip planar antenna microwave sensor comprises a mounting seat 1, wherein a protective cavity 2 is fixedly connected to the upper end of the mounting seat 1, a plurality of first sliding grooves 3 are fixedly connected to the inner bottom end of the protective cavity 2 and are positioned on the mounting seat 1, a plurality of rolling balls 4 are rotatably connected to the inner parts of the first sliding grooves 3, the first sliding grooves 3 are all connected with a first sliding block 5 in a sliding manner through the rolling balls 4, a first telescopic cavity 6 is fixedly connected to the upper end of the first sliding block 5, a first telescopic rod 7 is movably connected to the inner part of the first telescopic cavity 6, the upper end of the first telescopic rod 7 penetrates through the first sliding grooves 3 and extends to the inner part of the protective cavity 2 and is fixedly connected to the lower end of a first fixing seat 8, a connecting plate 9 is arranged at the upper end of the first telescopic rod 7 and is positioned at the inner bottom end of the protective cavity 2, and a first spring 11 is fixedly connected between the upper end of the, the first spring 11 is correspondingly nested at the upper end of the first telescopic rod 7, the two sides inside the protection cavity 2 above the first fixed seat 8 are fixedly connected with second chutes 22, a partition plate 23 is slidably connected between the two second chutes 22, the upper end of the partition plate 23 is fixedly connected with a plurality of third chutes 32, the third chutes 32 are slidably connected with second fixed seats 33, the inside of the partition plate 23 is fixedly connected with a first air guide pipe 24, the lower end of the first air guide pipe 24 is fixedly connected with a plurality of branch pipes 25, the other ends of the branch pipes 25 respectively penetrate through the lower end of the partition plate 23 and are fixedly connected with first air suction ports 26, one end of the first air guide pipe 24 penetrates through the upper end of the partition plate 23 and is connected with a connecting ring 27 through threads, the inside of the connecting ring 27 is connected with a connecting hose 28 in an embedded manner, the connecting hose 28 penetrates through one side of the protection cavity 2 and is fixedly connected with a fan 29, the upper end of the fan 29 penetrates through the top end of the interior of the protection cavity 2 through a second air guide pipe 30 and is fixedly connected with a plurality of second air suction ports 31.

Wherein, the inside of the first fixing seat 8 is fixedly connected with a dividing block 12, two sides of the dividing block 12 are respectively fixedly connected with a plurality of second springs 13, the other ends of the plurality of second springs 13 are respectively fixedly connected with one end of a movable rod 14, the other end of the movable rod 14 respectively penetrates through two sides of the first fixing seat 8 and extends to the inside of the protection cavity 2 to be fixedly connected with a second telescopic cavity 15, the second telescopic cavity 15 is mutually vertical to the movable rod 14, the inside of the second telescopic cavity 15 is slidably connected with a second telescopic rod 16, the upper end of the second telescopic rod 16 is fixedly connected with a clamping plate 17, one end of the clamping plate 17 far away from the second telescopic cavity 15 is movably connected with an insert rod 18, the lower end of the insert rod 18 penetrates through the lower end of the clamping plate 17 and is fixedly connected with a clamping block 19, and the outer part of the lower end of the insert rod 18 is connected with a third spring 20 in an, the both ends of third spring 20 are fixed connection respectively in the lower extreme of clamp plate 17 and the upper end of pressing from both sides tight piece 19, the upper end of inserted bar 18 runs through to the upper end of clamp plate 17 and fixedly connected with stopper 21, the second fixing base 33 is the same with the structure constitution homogeneous phase of first fixing base 8.

Wherein, an external thread 39 is fixedly connected to the outside of one end of the first air guiding pipe 24, the connecting ring 27 is of an inverted 'concave' structure, the upper end of the inside of the connecting ring 27 is connected with a limiting pipe 40 in an embedded manner, the limiting pipe 40 is of a T-shaped structure, the upper end of the limiting pipe 40 penetrates through the upper end of the connecting ring 27 and is fixedly connected to the lower end of the connecting hose 28, the connecting ring 27 is fixedly connected to the connecting hose 28 through the internal limiting pipe 40, mutually meshed internal threads 41 are arranged at the position of the lower end of the inside of the connecting ring 27 corresponding to the external thread 39, the connecting ring 27 is in threaded connection with the first air guiding pipe 24 through mutual meshing between the internal threads 41 and the external thread 39, one side of the inside of the protection cavity 2 is fixedly connected to the sealing groove 35, a plurality of small electric telescopic rods 36 are fixedly connected to the inside of the sealing groove 35 and positioned on the two sides, the other end of the small electric telescopic rod 36 penetrates through the sealing groove 35 and is fixedly connected to the sealing washer 38, the sealing washer 38 and the sealing groove 35 are mutually matched, the other end of the sealing washer 38 is fixedly connected to the sealing cover 37, and the sealing cover 37 is nested in the sealing groove 35 through the sealing washer 38 and is connected with the protection cavity 2 in a nesting mode.

A strip-shaped groove is formed in the position, corresponding to the first telescopic rod 7, of the mounting seat 1, and the first telescopic rod 7 is arranged in the strip-shaped groove in a sliding mode correspondingly.

The lower end of the fan 29 is fixedly connected to one side of the protection cavity 2 through a motor frame 42, and an air outlet is formed in one side of the fan 29.

Wherein, one side threaded connection of the flexible chamber 15 of second has adjusting screw 43, the upper end of first fixing base 8 and the upper end of second fixing base 33 all are equipped with rubber pad 34.

Wherein, two ends of the mounting seat 1 are penetrated with screws.

Wherein, the both sides of the lower extreme of connecting plate 9 just are located the both sides of first telescopic link 7 and rotate and be connected with directional wheel 10, just connecting plate 9 passes through directional wheel 10 and links to each other with the inside bottom of protection chamber 2 is slided.

Specifically, the method comprises the following steps: a shielding structure of a micro-strip plane antenna microwave sensor can fix micro-strip plane antenna microwave sensors with different sizes between two second telescopic cavities 15 on a first fixed seat 8 when in use, thereby fixing two ends of the micro-strip plane antenna microwave sensor between the two second telescopic cavities 15 under the elastic contraction action of a first spring 13, and simultaneously fixing a clamping block 19 and the upper end of the micro-strip plane antenna microwave sensor under the action of a third spring 20, thereby realizing the fixation of the micro-strip plane antenna microwave sensors with different sizes, then a small electric telescopic rod 36 contracts, thereby effectively embedding a sealing gasket 38 of a sealing cover 37 in a sealing groove 35, thereby effectively closing a protection cavity 2, effectively shielding the internal elements of the protection cavity 2, being simple and practical, effectively absorbing and discharging the temperature generated by the corresponding electrical elements in the protection cavity 2 through a first air suction port 26 and a second air suction port 31 by a fan 29, effectively avoid the inside component of protection cavity because of the high temperature, influence corresponding component life.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. The utility model provides a microstrip planar antenna microwave sensor's shielding structure, includes mount pad (1), upper end fixedly connected with protection chamber (2) of mount pad (1), the inside bottom of protection chamber (2) just is located a plurality of first spout (3) of fixedly connected with on mount pad (1), and is a plurality of the inside of first spout (3) is rotated and is connected with a plurality of balls (4), and is a plurality of first spout (3) are all through the first slider (5) of a plurality of balls (4) sliding connection, the first flexible chamber (6) of upper end fixedly connected with of first slider (5), the inside swing joint in first flexible chamber (6) has first telescopic link (7), the inside fixed connection that first spout (3) are run through to protection chamber (2) in first telescopic link (7) upper end is at the lower extreme of first fixing base (8), the inside bottom position that the upper end of first telescopic link (7) just is located protection chamber (2) is equipped with the connecting plate (7) (9) A first spring (11) is fixedly connected between the upper end of the connecting plate (9) and the first fixing seat (8), the first spring (11) is correspondingly embedded at the upper end of the first telescopic rod (7), the two sides inside the protection cavity (2) above the first fixing seat (8) are fixedly connected with second chutes (22), a partition plate (23) is connected between the two second chutes (22) in a sliding manner, the upper end of the partition plate (23) is fixedly connected with a plurality of third chutes (32), the third chutes (32) are connected with second fixing seats (33) in a sliding manner, the inside of the partition plate (23) is fixedly connected with a first air guide pipe (24), the lower end of the first air guide pipe (24) is fixedly connected with a plurality of branch pipes (25), and the other ends of the branch pipes (25) respectively penetrate through to the lower end of the partition plate (23), and fixedly connected with first inlet scoop (26), the one end of first guide duct (24) runs through to the upper end of division board (23) and threaded connection is on go-between (27), the inside nested connection of go-between (27) has coupling hose (28), coupling hose (28) run through to one side of protection chamber (2) and fixed connection is on fan (29), the upper end of fan (29) runs through to the inside top of protection chamber (2) and fixedly connected with a plurality of second inlet scoop (31) through second guide duct (30).

2. The shielding structure of microstrip planar antenna microwave sensor according to claim 1, wherein: the inner part of the first fixing seat (8) is fixedly connected with a dividing block (12), two sides of the dividing block (12) are respectively fixedly connected with a plurality of second springs (13), the other ends of the second springs (13) are respectively fixedly connected with one end of a movable rod (14), the other end of the movable rod (14) respectively penetrates through two sides of the first fixing seat (8) and extends to the inner part of the protection cavity (2) to be fixedly connected with a second telescopic cavity (15), the second telescopic cavity (15) is perpendicular to the movable rod (14), the inner part of the second telescopic cavity (15) is slidably connected with a second telescopic rod (16), the upper end of the second telescopic rod (16) is fixedly connected with a clamping plate (17), one end of the clamping plate (17), which is far away from the second telescopic cavity (15), is movably connected with an inserting rod (18), the lower end of the inserting rod (18) penetrates through the lower end of the clamping plate (17) and is fixedly connected with a clamping block (19), and the outside nested connection of the lower extreme of inserted bar (18) has third spring (20), the both ends of third spring (20) are fixed connection respectively and press from both sides the lower extreme of clamp plate (17) and press from both sides the upper end of tight piece (19), the upper end of inserted bar (18) runs through to the upper end of clamp plate (17) and fixedly connected with stopper (21), the structure composition homogeneous phase of second fixing base (33) and first fixing base (8).

3. The shielding structure of microstrip planar antenna microwave sensor according to claim 1, wherein: an external thread (39) is fixedly connected to the outer portion of one end of the first air guide pipe (24), the connecting ring (27) is of an inverted concave structure, a limiting pipe (40) is connected to the inner upper end of the connecting ring (27) in an embedded mode, the limiting pipe (40) is of a T-shaped structure, the upper end of the limiting pipe (40) penetrates through the upper end of the connecting ring (27) and is fixedly connected to the lower end of the connecting hose (28), the connecting ring (27) is fixedly connected with the connecting hose (28) through the inner limiting pipe (40), mutually meshed internal threads (41) are arranged at the position, corresponding to the external thread (39), of the inner lower end of the connecting ring (27), the connecting ring (27) is in threaded connection with the first air guide pipe (24) through mutual meshing between the internal threads (41) and the external threads (39), and a sealing groove (35) is fixedly connected to one side of the, the inside of seal groove (35) and be located a plurality of small-size electric telescopic handle (36) of fixedly connected with on the both sides of protection chamber (2), the one end and seal groove (35) bottom end of small-size electric telescopic handle (36) are fixed continuous, the other end of small-size electric telescopic handle (36) runs through to seal groove (35) and fixed connection on seal ring (38), seal ring (38) agree with each other with seal groove (35), the other end fixed connection of seal ring (38) is on sealed lid (37), sealed lid (37) link to each other with protection chamber (2) nestification in seal groove (35) through seal ring (38) nestification.

4. The shielding structure of microstrip planar antenna microwave sensor according to claim 1, wherein: the position that corresponds first telescopic link (7) on mount pad (1) is equipped with the bar groove, first telescopic link (7) correspond the slip setting in the bar groove.

5. The shielding structure of microstrip planar antenna microwave sensor according to claim 1, wherein: the lower end of the fan (29) is fixedly connected to one side of the protection cavity (2) through a motor frame (42), and an air outlet is formed in one side of the fan (29).

6. The shielding structure of microstrip planar antenna microwave sensor according to claim 2, characterized in that: one side threaded connection of the flexible chamber of second (15) has adjusting screw (43), the upper end of first fixing base (8) and the upper end of second fixing base (33) all are equipped with rubber pad (34).

7. The shielding structure of microstrip planar antenna microwave sensor according to claim 1, wherein: screws penetrate through two ends of the mounting seat (1).

8. The shielding structure of microstrip planar antenna microwave sensor according to claim 1, wherein: the two sides of the lower end of the connecting plate (9) are rotatably connected with directional wheels (10) on the two sides of the first telescopic rod (7), and the connecting plate (9) is connected with the bottom end of the inner portion of the protection cavity (2) in a sliding mode through the directional wheels (10).