CN208423127U - A kind of direction-finder antenna device - Google Patents

Abstract

The utility model discloses a kind of direction-finder antenna devices of wireless communication field, including signal receiver, pedestal is fixedly connected at middle-end at the top of signal receiver, whorl of base is connected with support rod, support bar top offers rotation slot, support bar top is rotatably connected to rotating bar, rotating bar bottom is equipped with rotating block, third cross bar is symmetrically connected at the top of rotating bar, tooth socket is offered on third cross bar, through-hole is uniformly provided on third cross bar, the tooth socket engagement of third cross bar is connected with rack gear, rack gear one end is fixedly connected with second crossbar, the second crossbar other end offers slot, spring is uniformly connected on slot inner wall, the spring other end is fixedly connected with fixture block, second crossbar is connected with first crossbar, first crossbar one end is fixedly connected with t-antenna side wall, the utility model angle and extension elongation are adjustable, dress It sets adaptable.

Description

A kind of direction-finder antenna device

Technical field

The utility model relates to agriculture field, specially a kind of direction-finder antenna device.

Background technique

Direction-finding station is that the electric wave and its direction of propagation that radio station emits are measured using channels watcher, with Determine the technology of transmitter site.Direction-finding station is widely used in military affairs, public security, aviation, navigation, land and water transportation, the disaster relief, section Many departments such as grind.Direction-finding station campaign, also known as radio " fox terrier ", it is quickly and accurately surveyed using radio signal The hidden bearing of station is made, and searches out a kind of sports campaign in hidden radio station.Direction-finding station is as a scientific and technological body It educates activity to be liked by numerous radio amateurs, be welcome by numerous primary and secondary students very much.

Monitoring and direction-finding device finds out the emission source of radio signal for monitoring aerial radio signal, and monitoring is surveyed Signal receiver and antenna are generally included to device, however existing monitoring and direction-finding device is adjusted due to the influence of antenna structure Inconvenience causes direction finding inaccurate.

Such as Chinese Patent Application No. is a kind of monitoring and direction-finding dress with T-type fast-assembling antenna of CN201520823927.5 It sets, including signal receiver (1) and T-type fast-assembling antenna (2)；T-type fast-assembling antenna (2) includes antenna holder and dipole antenna (3), antenna holder includes antenna mounting pipe (4), upright bar and antenna centre fixing seat, and fixing seat is equipped with fixation hole among antenna, Antenna mounting pipe (4) passes through fixation hole, and fixing seat connects among upright bar and antenna, and antenna mounting pipe (4) is equipped with antenna connecting seat (5), antenna connecting seat (5) is equipped with first boss (6), and dipole antenna (3) is equipped with the first fastening device；Signal receiver It (1) include receiver main body (15) and the main fixing seat of antenna (16), the first end of the main fixing seat of antenna (16) is equipped with second boss (17), the second end of the main fixing seat of antenna (16) is equipped with third boss (18).The utility model can be split as multiple components, subtract The space occupied in small transportational process, but angular adjustment is inconvenient, while t-antenna connection length is unadjustable.

Based on this, the utility model devises specially a kind of direction-finder antenna device, to solve the above problems.

Utility model content

The purpose of this utility model is to provide a kind of direction-finder antenna device, though it is mentioned above in the background art to solve Can so play can be split as multiple components, reduce the space occupied in transportational process, but angular adjustment is inconvenient, together When the unadjustable problem of t-antenna connection length.

To achieve the above object, the utility model provides the following technical solutions: a kind of direction-finder antenna device, including signal connect Receipts machine, rotating bar, pedestal, support rod, t-antenna, first crossbar, second crossbar, rack gear, third cross bar, rotation slot, groove, Tooth socket, bolt, spring, fixture block, slot, rotating block and clamping bolt are fixedly connected at the top of the signal receiver at middle-end Pedestal, the whorl of base are connected with support rod, and the support bar top offers rotation slot, and the support bar top rotation connects It is connected to rotating bar, the rotating bar bottom is equipped with rotating block, is symmetrically connected with third cross bar at the top of the rotating bar, described Tooth socket is offered on third cross bar, through-hole is uniformly provided on the third cross bar, and the tooth socket of the third cross bar engages connection There is a rack gear, described rack gear one end is fixedly connected with second crossbar, and the second crossbar other end offers slot, in the slot Spring is uniformly connected on wall, the spring other end is fixedly connected with fixture block, and the second crossbar is connected with the first cross Bar, described first crossbar one end are fixedly connected with t-antenna side wall.

Preferably, the rotating block of the rotating bar bottom is mounted in the rotation slot of support bar top, the support rod top The rotation slot sidewall thread in portion is connected with clamping bolt.

Preferably, dovetails symmetrically are fixedly connected at the top of the rotating bar, the dovetails at the top of the rotating bar and the The dovetail groove of three cross bars is slidably connected.

Preferably, the other end of the rack gear offers through-hole, on the through-hole and third cross bar on the rack gear wherein One group of through-hole is connected by bolt.

Preferably, the first crossbar other end opens up fluted, the fixture block and first crossbar in the second crossbar Groove is flexibly connected.

Compared with prior art, the utility model has the beneficial effects that

1. the utility model is rotatablely connected by rotating bar and support rod, rotating bar drives t-antenna rotation, so that device Angular adjustment is convenient, so that device rotation receives the most strong position of signal, while clamping bolt connects rotating bar with support rod surely It is fixed.

2. the utility model is different from third cross bar connecting portion by rack gear, so that t-antenna extension elongation is different, just Receive signal in adjusting t-antenna, so that device is adaptable.

3. the utility model is clamped by t-antenna and second crossbar, t-antenna is easy for installation, while device does not use When it is removable unload protection t-antenna down, furthermore device disassembly and assembly is convenient.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model t-antenna and its attachment structure schematic diagram；

Fig. 3 is structure enlargement diagram at A in the utility model；

Fig. 4 is the utility model third cross bar and its connection structure top view；

Fig. 5 is the utility model rotating bar structure top view；

In attached drawing, parts list represented by the reference numerals are as follows:

1. 2. rotating bar of signal receiver, 3. pedestal, 4. 6. first crossbar of support rod 5.T type antenna, 7. second crossbar 8. 15. fixture block of rack gear 9. third cross bar, 10. rotation slot, 11. groove, 12. tooth socket, 13. bolt, 14. spring, 16. slot 17. 18. clamping bolt of rotating block, 19. dovetails.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1-5, the utility model provides a kind of technical solution: a kind of direction-finder antenna device, including signal receive Machine 1, rotating bar 2, pedestal 3, support rod 4, t-antenna 5, first crossbar 6, second crossbar 7, rack gear 8, third cross bar 9, rotation slot 10, groove 11, tooth socket 12, bolt 13, spring 14, fixture block 15, slot 16, rotating block 17 and clamping bolt 18, signal receiver 1 Pedestal 3 is fixedly connected at the middle-end of top, pedestal 3 is threaded with support rod 4, and rotation slot 10 is offered at the top of support rod 4, props up Rotating bar 2 is rotatably connected at the top of strut 4,2 bottom of rotating bar is equipped with rotating block 17, and 2 top of rotating bar is symmetrically connected with Third cross bar 9 offers tooth socket 12 on third cross bar 9, through-hole, the tooth socket 12 of third cross bar 9 is uniformly provided on third cross bar 9 Engagement is connected with rack gear 8, and 8 one end of rack gear is fixedly connected with second crossbar 7, and 7 other end of second crossbar offers slot 16, slot Spring 14 is uniformly connected on 16 inner walls, 14 other end of spring is fixedly connected with fixture block 15, and second crossbar 7 is connected with first Cross bar 6,6 one end of first crossbar are fixedly connected with 5 side wall of t-antenna.

Wherein, the rotating block 17 of 2 bottom of rotating bar is mounted in the rotation slot 10 at 4 top of support rod, 4 top of support rod 10 sidewall thread of rotation slot is connected with clamping bolt 18, and 2 top of rotating bar is symmetrically fixedly connected with dovetails 19, and rotating bar 2 is pushed up The dovetails 19 in portion and the dovetail groove of third cross bar 9 are slidably connected, and third cross bar 9 and rotating bar 2 is facilitated to connect, rack gear 8 it is another One end offers through-hole, and wherein one group of through-hole on the through-hole and third cross bar 9 on rack gear 8 is connected by bolt 13, so that tooth Item 8 and 9 stable connection of third cross bar, 6 other end of first crossbar open up fluted 11, the fixture block 15 and first in second crossbar 8 The groove 11 of cross bar 6 is flexibly connected, and facilitates first crossbar 6 and 8 stable connection of second crossbar.

One concrete application of the present embodiment are as follows: signal receiver 1 is put to designated position, support rod 4 and bottom are passed through Seat 3 is threadedly coupled.The first crossbar 6 that t-antenna 5 is connected injects in second crossbar 7, and spring 14 pushes fixture block 15 to stick into the In the groove 11 of one cross bar 6, so that first crossbar 6 and 7 stable connection of second crossbar.The rack gear 8 that second crossbar 7 is connected and 12 internal messing of tooth socket of three cross bars 9 connects, and bolt 13 is injected in the through-hole of third cross bar 9 and rack gear 8, while bolt 13 is another One end is locked, device can adjusting gear rack 8 and 9 connection length of third cross bar as needed so that 5 extension elongation of t-antenna is adjustable Section receives signal convenient for adjusting t-antenna 5, so that device is adaptable.Third cross bar 9 and rotating bar 2 are connected, simultaneously Rotating bar 2 is rotated, so that t-antenna 5 turns to different location, so that device rotation receives the most strong position of signal, while clamping Bolt 18 makes 4 stable connection of rotating bar 2 and support rod.Entire antenna assembly installation and removal are convenient.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this Utility model.The utility model is limited only by the claims and their full scope and equivalents.

Claims (5)

1. a kind of direction-finder antenna device, including signal receiver, rotating bar, pedestal, support rod, t-antenna, first crossbar, Two cross bars, rack gear, third cross bar, rotation slot, groove, tooth socket, bolt, spring, fixture block, slot, rotating block and clamping bolt, It is characterized in that: being fixedly connected with pedestal at middle-end at the top of the signal receiver, the whorl of base is connected with support rod, described Support bar top offers rotation slot, and the support bar top is rotatably connected to rotating bar, and the rotating bar bottom is equipped with rotation Block, the rotating bar top are symmetrically connected with third cross bar, tooth socket, the third cross bar are offered on the third cross bar On be uniformly provided with through-hole, the tooth socket engagement of the third cross bar is connected with rack gear, and described rack gear one end is fixedly connected with second Cross bar, the second crossbar other end offer slot, and spring, the spring other end are uniformly connected on the slot inner wall It is fixedly connected with fixture block, the second crossbar is connected with first crossbar, and described first crossbar one end and t-antenna side wall are solid Fixed connection.

2. a kind of direction-finder antenna device according to claim 1, it is characterised in that: the rotating block of the rotating bar bottom is pacified In the rotation slot of support bar top, the rotation slot sidewall thread of the support bar top is connected with clamping bolt.

3. a kind of direction-finder antenna device according to claim 1, it is characterised in that: symmetrical fixed company at the top of the rotating bar Dovetails are connected to, the dovetail groove of dovetails and third cross bar at the top of the rotating bar is slidably connected.

4. a kind of direction-finder antenna device according to claim 1, it is characterised in that: the other end of the rack gear offers logical Hole, the through-hole on the rack gear are connected with wherein one group of through-hole on third cross bar by bolt.

5. a kind of direction-finder antenna device according to claim 1, it is characterised in that: the first crossbar other end offers Groove, the fixture block in the second crossbar are flexibly connected with the groove of first crossbar.