CN216015714U

CN216015714U - Log-periodic antenna clip

Info

Publication number: CN216015714U
Application number: CN202122626635.0U
Authority: CN
Inventors: 谢壹图; 郭一兵
Original assignee: Shenzhen Dachi Communication Co ltd
Current assignee: Shenzhen Dachi Communication Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-03-11
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a log periodic antenna checkpost, including block mechanism, block mechanism includes that arc cardboard, left fixed plate, right cardboard, a left side collude form block portion, the right side colludes form block portion, left cardboard, the left end of arc cardboard is equipped with left fixed plate admittedly, the right-hand member of arc cardboard has set firmly right fixed plate, left fixed plate middle part has set firmly left cardboard, left side cardboard tip has set firmly the left side of downwarping and has colluded form block portion, right side fixed plate middle part has set firmly right cardboard, right side cardboard tip has set firmly the right side of downwarping and has colluded form block portion, left side fixed plate bottom and right fixed plate bottom all are provided with the portion of bending. The utility model discloses a form of block can the fixed cable, can keep the distance of two main feeders simultaneously again, can effectually simply assemble, has reduced manufacturing procedure, and production efficiency has obtained the promotion, and is with low costs, and the stability of antenna performance has also obtained the improvement.

Description

Log-periodic antenna clip

Technical Field

The utility model relates to a checkpost field especially relates to a log periodic antenna checkpost.

Background

The log periodic antenna is a non-frequency-varying antenna, and the non-frequency-varying antenna means that electrical characteristics such as impedance, a directional diagram, gain, a standing-wave ratio and the like of the antenna periodically change along with the logarithm of frequency and are kept basically unchanged in a wide frequency band.

The method for fixing the cable and keeping the distance between the two main feed lines in most log-periodic antennas is to fix the cable by using a binding belt and keep the distance between the two main feed lines by clamping a cushion block with a proper size between the two main feed lines, and the assembly mode is not favorable for assembly, the production efficiency is low, and the stability of the antenna performance is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a log periodic antenna checkpost to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:

the utility model provides a log periodic antenna checkpost, includes block mechanism, block mechanism includes that arc cardboard, left fixed plate, right cardboard, a left side collude form block portion, the right side colludes form block portion, left cardboard, the left end of arc cardboard is equipped with left fixed plate admittedly, the right-hand member of arc cardboard has set firmly right fixed plate, left fixed plate middle part has set firmly left cardboard, left side cardboard tip has set firmly downwarping left side and colludes form block portion, right fixed plate middle part has set firmly right cardboard, right side cardboard tip has set firmly the upwarping right side and has colluded form block portion, left side fixed plate bottom and right fixed plate bottom all are provided with the portion of bending.

Preferably, two the stopper has all been set firmly in the portion bottom of bending, run through on the stopper and set firmly the connecting rod, two the disc has all been set firmly to the one end that the connecting rod is close to, two the disc is connected through a plurality of connecting screw.

Preferably, the left side is located the stopper bottom sets firmly left dead lever, and the right side is located the stopper bottom sets firmly right dead lever, the base has set firmly on the right dead lever, threaded connection has adjusting screw on the base, adjusting screw upper end and wire rope one end rigid coupling.

Preferably, the bottom of the adjusting screw rod is fixedly provided with a knob.

Preferably, the adjusting screw is connected with two limit nuts through threads, and the two limit nuts are respectively located on the upper side and the lower side of the base.

Preferably, the number of the connecting screws is two.

The utility model has the advantages that:

1. the utility model discloses a form of block can the fixed cable, can keep the distance of two main feeders simultaneously again, can effectually simply assemble, has reduced manufacturing procedure, and production efficiency has obtained the promotion, and is with low costs, and the stability of antenna performance has also obtained the improvement.

2. The two discs are connected through the connecting screw rod, so that the positions of the two bending parts can be fixed, and the right hook-shaped clamping part and the left hook-shaped clamping part are prevented from being separated.

Drawings

Fig. 1 is a schematic structural view of the engaging mechanism of the present invention;

FIG. 2 is a schematic view of the working principle of the present invention;

FIG. 3 is an enlarged view of part A of FIG. 2 according to the present invention;

reference numerals:

1. a feed cable; 2. a main feeder B; 3. a right hook-shaped clamping part; 4. a left snap gauge; 5. a main feeder A; 6. a connecting rod; 7. a limiting block; 8. a left fixed link; 9. an arc-shaped clamping plate; 10. a right snap-gauge; 11. a right fixing plate; 12. a left fixing plate; 13. a left hook-shaped clamping part; 14. a bending part; 15. a wire rope; 16. a disc; 17. connecting a screw rod; 18. a right fixing rod; 19. adjusting the screw rod; 20. a limit nut; 21. a base; 22. a knob.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1, a log periodic antenna checkpost, including block mechanism, block mechanism includes arc cardboard 9, left side fixed plate 12, right side fixed plate 11, right side cardboard 10, a left side colludes form block portion 13, the right side colludes form block portion 3, left side cardboard 4, the left end of arc cardboard 9 is equipped with left fixed plate 12 admittedly, the right-hand member of arc cardboard 9 has set firmly right fixed plate 11, left side fixed plate 12 middle part has set firmly left cardboard 4, left side cardboard 4 tip has set firmly the left side of downwarping and colludes form block portion 13, right side fixed plate 11 middle part has set firmly right cardboard 10, right side cardboard 10 tip has set firmly the right side of downwarping and colludes form block portion 3, left side fixed plate 12 bottom and right fixed plate 11 bottoms all are provided with the portion of bending 14.

When the feeding cable is used, as shown in fig. 2, the feeding cable 1 is placed in the arc-shaped clamping plate 9, the right hook-shaped clamping portion 3 and the left hook-shaped clamping portion 13 are placed between the main feeder B2 and the main feeder a5, the left fixing plate 12 and the right fixing plate 11 are folded, the left hook-shaped clamping portion 13 and the right hook-shaped clamping portion 3 are mutually limited and clamped, the right hook-shaped clamping portion 3 and the arc-shaped clamping plate 9 are matched to clamp the feeding cable 1 and the main feeder B2, and the left hook-shaped clamping portion 13 and the bent portion 14 are matched to clamp the main feeder a 5.

Example 2

As shown in fig. 2 to 3, in the case where the other parts are the same as those of embodiment 1, this embodiment is different from embodiment 1 in that: 14 bottoms of two portions of bending all have set firmly stopper 7, run through on stopper 7 and set firmly connecting rod 6, the one end that two connecting rod 6 are close to has all set firmly disc 16, two disc 16 are connected through a plurality of connecting screw 17, connecting screw 17's quantity is two, it has left dead lever 8 to be located 7 bottoms of left stopper, 7 bottoms of stopper that are located the right side have set firmly right dead lever 18, base 21 has set firmly on the right dead lever 18, threaded connection has adjusting screw 19 on the

base

21, 19 upper ends of adjusting screw and 15 one end rigid couplings of wire rope, adjusting screw 19 bottoms have set firmly knob 22, threaded connection has two stop nut 20 on adjusting screw 19, two stop nut 20 are located base 21 upside and downside respectively.

After the main feeder B2, the main feeder A5 and the feed cable 1 are clamped and fixed, the two disks 16 are connected by using the connecting screw rod 17, the right hook-shaped clamping part 3 and the left hook-shaped clamping part 13 can be prevented from being separated, the steel wire rope 15 is bound on the left fixing rod 8, then the adjusting screw rod 19 is rotated to wind the steel wire rope 15, the steel wire rope 15 is tightened, and then the limiting nut 20 is rotated to enable the two limiting nuts 20 to be attached to the base 21.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A log periodic antenna clip, comprising: including the block mechanism, the block mechanism includes that arc cardboard (9), left fixed plate (12), right fixed plate (11), right cardboard (10), a left side collude form block portion (13), the right side colludes form block portion (3), left cardboard (4), the left end of arc cardboard (9) is equipped with left fixed plate (12) admittedly, the right-hand member of arc cardboard (9) has set firmly right fixed plate (11), left side fixed plate (12) middle part has set firmly left cardboard (4), left side cardboard (4) tip has set firmly the left side of downwarping and colludes form block portion (13), right fixed plate (11) middle part has set firmly right cardboard (10), right side cardboard (10) tip has set firmly the right side of kickup and colludes form block portion (3), left side fixed plate (12) bottom and right fixed plate (11) bottom all are provided with portion of bending (14).

2. A log periodic antenna clip as defined in claim 1, wherein: two bend portion (14) bottom all set firmly stopper (7), run through on stopper (7) and set firmly connecting rod (6), two the one end that connecting rod (6) are close to all sets firmly disc (16), two disc (16) are connected through a plurality of connecting screw (17).

3. A log periodic antenna clip as claimed in claim 2, wherein: be located the left stopper (7) bottom has set firmly left dead lever (8), is located the right side stopper (7) bottom has set firmly right dead lever (18), base (21) have set firmly on right dead lever (18), threaded connection has adjusting screw (19) on base (21), adjusting screw (19) upper end and wire rope (15) one end rigid coupling.

4. A log periodic antenna clip as claimed in claim 3, wherein: and a knob (22) is fixedly arranged at the bottom of the adjusting screw rod (19).

5. A log periodic antenna clip as claimed in claim 3, wherein: and the adjusting screw rod (19) is connected with two limiting nuts (20) in a threaded manner, and the two limiting nuts (20) are respectively positioned on the upper side and the lower side of the base (21).

6. A log periodic antenna clip as claimed in claim 2, wherein: the number of the connecting screw rods (17) is two.