CN110336133A - The set line adjusting device of shortwave log-periodic antenna - Google Patents
The set line adjusting device of shortwave log-periodic antenna Download PDFInfo
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- CN110336133A CN110336133A CN201910665798.4A CN201910665798A CN110336133A CN 110336133 A CN110336133 A CN 110336133A CN 201910665798 A CN201910665798 A CN 201910665798A CN 110336133 A CN110336133 A CN 110336133A
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- set line
- positioning pin
- fixed pin
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
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Abstract
The present invention relates to a kind of set line adjusting devices of shortwave log-periodic antenna, including first set line, second set line and at least two first regulating mechanisms with the setting of first set line parallel interval；The both ends of first set line are connected separately with the first fixed pin and the first positioning pin, and at least two first regulating mechanisms are separately connected the first fixed pin and the first positioning pin.The set line adjusting device of above-mentioned shortwave log-periodic antenna, when needing to adjust the spacing between first set line and second set line, at least two first regulating mechanisms respectively drive the first fixed pin and the first positioning pin towards the direction telemechanical close to or far from second set line, so that first set line is close to or far from second set line, to realize the spacing adjusted between first set line and second set line, simply, conveniently, degree of regulation is high for regulative mode.
Description
Technical field
The present invention relates to technical field of communication equipment, adjust more particularly to a kind of assembly line of shortwave log-periodic antenna
Device.
Background technique
Shortwave log-periodic antenna generally refers to the transmitting to work in 5~30MHz even 3~30MHz or receiving antenna.
Log-periodic antenna has extremely wide bandwidth of operation, and bandwidth is wider, and in order to guarantee antenna electric performance, the quantity of oscillator is more,
General shortwave log-periodic antenna oscillator can reach 20 pairs or more.Because adjacent vibration generators need cross feed, usually to each
That section of parallel double conducting wire of oscillator feed is known as assembly line, for distinguishing the coaxial line of entire antenna system feed line.
When shortwave log-periodic antenna in practical application, due to bulky dimensions, production assembly complete after oscillator and
The structure type of support is difficult to adjust, if antenna there are some frequency point performance is poor, by adjusting element spacing and length
Mode is then difficult to realize, and then becomes a conveniently adjusting method to the spacing adjusted between assembly line at this time, therefore, such as
What adjusts assembly line accurately, easily, quickly solves the problems, such as the certain frequency point electrical properties of antenna, is those skilled in the art
Technical problem urgently to be resolved.
Summary of the invention
Based on this, a kind of set line adjusting device of shortwave log-periodic antenna is provided.
A kind of set line adjusting device of shortwave log-periodic antenna, including first set line and the first set line
The second set line and at least two first regulating mechanisms of parallel interval setting；The both ends of the first set line connect respectively
It is connected to the first fixed pin and the first positioning pin, at least two first regulating mechanisms are separately connected first fixed pin and institute
The first positioning pin is stated, at least two first regulating mechanisms are respectively used to drive first fixed pin and first positioning
Pin is moved towards the direction close to or far from the second set line, so that the first set line is close to or far from second set
Line.
The set line adjusting device of above-mentioned shortwave log-periodic antenna, need to adjust first set line and second set line it
Between spacing when, at least two first regulating mechanisms respectively drive the first fixed pin and the first positioning pin towards close to or far from second
The direction telemechanical of assembly line so that first set line is close to or far from second set line, thus realize adjust first set line with
Spacing between second set line, and then solve the problems, such as the certain frequency point electrical properties of antenna, regulative mode is simply, conveniently；And it is logical
It crosses at least two first regulating mechanisms while first set line being driven to move, it is ensured that the consistency that first set line moves integrally,
Degree of regulation is high.
It in one of the embodiments, further include first tensioning mechanism, the first tensioning mechanism is used to slide with the external world
Connection, the first tensioning mechanism and the first positioning pin connection, the first tensioning mechanism are determined for driving described first
Position pin is close to or far from first fixed pin；First regulating mechanism for connecting first positioning pin is used to slide with the external world
Dynamic connection.
It in one of the embodiments, further include the first guide plate and the second guide plate, the first fixed pin activity is worn
Set on first guide plate, first positioning pin is actively located in second guide plate.
First guide plate is equipped with the first guide groove in one of the embodiments, and first guide groove is from institute
It states first set line to be extended towards second set line direction, the first fixed pin activity wears first guide groove
And it can be slided along the extending direction of first guide groove.
First fixed pin is provided with the first card far from one end of the first set line in one of the embodiments,
Block, first fixture block are located at the side that first guide plate deviates from the first set line.
Second guide plate is equipped with the second guide groove in one of the embodiments, and second guide groove is from institute
It states first set line to be extended towards second set line direction, first positioning pin is actively located in second guiding
Slot can be slided along the extending direction of second guide groove.
First fixed pin is provided with the second card close to one end of the first set line in one of the embodiments,
Block, second fixture block are located at second guide plate towards the side of the first set line.
The quantity of first regulating mechanism is three in one of the embodiments, and first is adjusted described in two of them
Mechanism is separately connected first fixed pin and first positioning pin, another described first regulating mechanism connection described the
The middle part of one assembly line；And first regulating mechanism in the middle part of the connection first set line with the external world for being slidably connected.
It in one of the embodiments, further include at least two second regulating mechanisms；The both ends of the second set line point
It is not connected with the second fixed pin and the second positioning pin；At least two second regulating mechanisms are separately connected second fixed pin
With second positioning pin, at least two second regulating mechanisms are respectively used to drive second fixed pin and described second
Positioning pin is moved towards the direction close to or far from first set line so that the second set line close to or far from described first
Assembly line.
The quantity of second regulating mechanism is three in one of the embodiments, and second is adjusted described in two of them
Mechanism is separately connected second fixed pin and second positioning pin, another described second regulating mechanism connection, second collection
The middle part of zygonema.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the set line adjusting device of the shortwave log-periodic antenna of first embodiment of the invention；
Fig. 2 is the structural schematic diagram of the set line adjusting device of the shortwave log-periodic antenna of second embodiment of the invention；
Fig. 3 is the structural schematic diagram of the set line adjusting device of the shortwave log-periodic antenna of third embodiment of the invention；
Fig. 4 is the structural schematic diagram of the set line adjusting device of the shortwave log-periodic antenna of fourth embodiment of the invention.
The meaning of each label in attached drawing are as follows:
First set line 10, the first fixed pin 11, the first positioning pin 12, the first fixture block 13, the second fixture block 14, second set
Line 20, the second fixed pin 21, the second positioning pin 22, the first regulating mechanism 30, the first guide rail 31, first tensioning mechanism 40, first
Positioning plate 41, the first tightening drive 42, the first push-pull rod 43, the second strainer 50, the second positioning plate 51, the first guide plate
60, the second guide plate 70；
First set line 10a, second set line 20a, the first regulating mechanism 30a, first tensioning mechanism 40a, the second tensioning
Mechanism 50a；
First set line 10b, second set line 20b, the second fixed pin 21b, the second positioning pin 22b, the first regulating mechanism
30b, first tensioning mechanism 40b, the second strainer 50b, the second regulating mechanism 80b；
First set line 10c, the first fixed pin 11c, the first positioning pin 12c, second set line 20c, the first fixed pin
21c, the second positioning pin 22c, the first regulating mechanism 30c, first tensioning mechanism 40c, the second strainer 50c, second adjusts machine
Structure 80c.
Specific embodiment
It to facilitate the understanding of the present invention, below will be to invention is more fully described.But the present invention can be to be permitted
Mostly different form is realized, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes
It is more thorough and comprehensive to the understanding of the disclosure.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.Term as used herein "vertical", "horizontal", "left" and "right" and similar statement are
For illustrative purposes.
Referring to FIG. 1, the set line adjusting device of the shortwave log-periodic antenna for first embodiment of the invention, including the
One assembly line 10, with the second set line 20 of 10 parallel interval of first set line setting, at least two first regulating mechanisms 30, the
One strainer 40 and the second strainer 50.The both ends of first set line 10 are connected separately with the first fixed pin 11 and
One positioning pin 12.The both ends of second set line 20 are connected separately with the second fixed pin 21 and the second positioning pin 22.At least two
One regulating mechanism 30 is separately connected the first fixed pin 11 and the first positioning pin 12, and at least two first regulating mechanisms 30 are respectively used to
Drive the first fixed pin 11 and the first positioning pin 12 towards the direction telemechanical close to or far from second set line 20, so that first set
Line 10 is close to or far from second set line 20, to realize the spacing adjusted between first set line 10 and second set line 20.
In the present embodiment, the quantity of the first regulating mechanism 30 is two.
The first regulating mechanism 30 for connecting the connection of the first fixed pin 11 is fixedly connected with the external world, connects the first positioning pin 12
The first regulating mechanism 30 for being slidably connected with the external world, thus when first tensioning mechanism 40 drives the first positioning pin 12 towards close
Or far from the first fixed pin 11 direction movement when, drive connection the first positioning pin 12 the first regulating mechanism 30 move synchronously.
Further, the first guide rail 31 is provided on extraneous stationary plane, the first guide rail 31 is arranged with 10 parallel interval of first set line,
And first guide rail 31 be located at side of the first set line 10 far from second set line 20.First regulating mechanism of the first positioning pin 12
30 are slidably installed on the first guide rail 31.
The set line adjusting device of shortwave log-periodic antenna further includes the first guide plate 60 and the second guide plate 70, and first
Guide plate 60 and 70 relative spacing of the second guide plate are arranged, and the first guide plate 60 is located at first set line 10 and second set line 20
One end, for being fixedly connected with the external world, the first fixed pin 11 is actively located in the first guide plate 60 with the second fixed pin 21
First guide plate 60.Second guide plate 70 is located at one of first set line 10 and second set line 20 far from the first guide plate 60
End, the second guide plate 70 with the external world for being fixedly connected.First positioning pin 12 and the equal activity of the second positioning pin 22 wear second and lead
To plate 70；To work as the first fixed pin 11 and the first positioning pin 12 under the driving of first tensioning mechanism 40, the first fixed pin 11
Along the first guide plate 60 close to or far from second set line 20, the first positioning pin 12 is along the second guide plate 70 close to or far from second
Assembly line 20, i.e. the first guide plate 60 and the second guide plate 70 are respectively used to carry out the first fixed pin 11 and the first positioning pin 12
Guiding effectively prevent the phenomenon that shifts when the first positioning pin 12 and the movement of the second positioning pin 22, effectively improves degree of regulation.
Specifically, the first guide plate 60 is equipped with the first guide groove, and the first guide groove is strip, and the first guide groove is certainly
First set line 10 is extended towards 20 direction of second set line, and the first guide groove is through opposite the two of the first guide plate 60
Side.First fixed pin 11 and 21 activity of the second fixed pin wear the setting of the first guide groove and can be along the extending directions of the first guide groove
Sliding.Further, the first fixed pin 11 is provided with the first fixture block 13, the first fixture block 13 far from one end of first set line 10
Deviate from the side of first set line 10 in the first guide plate 60, the first fixture block 13 prevents first for limiting the first fixed pin 11
Fixed pin 11 is detached from the first guide groove.The structure of second fixed pin 21 is identical as the structure of the first fixed pin 11, and second is fixed
The connection type of pin 21 and the first guide plate 60 is same as the connection type of the first fixed pin 11 and the first guide plate 60, herein no longer
It is discussed in detail.
Specifically, the second guide plate 70 is equipped with the second guide groove, and the second guide groove is arranged in parallel with the first guide groove, i.e.,
Second guide groove is strip, and the second guide groove is extended from first set line 10 towards 20 direction of second set line, and the
Opposite sides of two guide grooves through the second guide plate 70.First positioning pin 12 and 22 activity of the second positioning pin wear second and lead
It is arranged and can be slided along the extending direction of the second guide groove to slot.Further, the first fixed pin 11 is close to first set line 10
One end be provided with the second fixture block 14, the second fixture block 14 is located at the second guide plate 70 towards the side of first set line 10, second
The setting of fixture block 14 is used to limit the movement travel of the first positioning pin 12, and first set line 10 is prevented to be in over-tension state,
First set line 10 is prevented to be broken.The structure of second fixed pin 21 is identical as the structure of the first fixed pin 11, and second
The connection type of fixed pin 21 and the second guide plate 70 is same as the connection type of the first fixed pin 11 and the second guide plate 70, herein
No longer it is discussed in detail.
First tensioning mechanism 40 is set to first one end of positioning pin 12 far from first set line 10, i.e. first tensioning mechanism 40
Deviate from the side of the first guide plate 60 positioned at the second guide plate 70.First tensioning mechanism 40 is connect with the first positioning pin 12, and first
Strainer 40 is for driving the first positioning pin 12 close to or far from the first fixed pin 11, so that first set line 10 is in relaxation
Or tensioning state.First tensioning mechanism 40 with the external world for being slidably connected, thus when the driving of first tensioning mechanism 40 first is fixed
When pin 11, the first positioning pin 12 and first set line 10 are moved towards the direction far from or close to second set line 20, first is driven
Strainer 40 moves synchronously.
Specifically, the first positioning plate 41 is set on extraneous stationary plane, and the first positioning plate 41 is located at the second guide plate 70 back
Side from first set line 10.First tensioning mechanism 40 is slidably connected with the first positioning plate 41.Further, the first positioning plate
41 are equipped with first sliding groove, and first sliding groove is arranged in parallel with the second guide groove, i.e. first sliding groove is from first set line 10 towards second
20 direction of assembly line is extended.First tensioning mechanism 40 include the first tightening drive 42 and the first push-pull rod 43, first
Tight driver 42 is fastened in first sliding groove and can slide along the extending direction of first sliding groove, and the first tightening drive 42 is for driving
Dynamic first push-pull rod 43 is stretched out or is retracted；First push-pull rod 43 is connect with the first positioning pin 12；Specifically, first push-pull rod 43
One end is connect far from one end of first set line 10 by pin shaft with the first positioning pin 12.
Second strainer 50 is set to second one end of positioning pin 22 far from second set line 20, i.e. the second strainer 50
Deviate from the side of the first guide plate 60 positioned at the second guide plate 70.Second strainer 50 is connect with the second positioning pin 22, and second
Strainer 50 is for driving the second positioning pin 22 close to or far from the second fixed pin 21, so that second set line 20 is in relaxation
Or tensioning state.
Second strainer 50 with the external world for being slidably connected, thus when the second fixed pin 21, the second positioning pin 22 and the
When two assembly lines 20 are moved towards the direction far from or close to second set line 20, the second strainer 50 is driven to move synchronously.
Specifically, it is provided with the second positioning plate 51 on extraneous stationary plane, it is fixed specifically, on extraneous stationary plane to be arranged second
Position plate 51, the second positioning plate 51 are located at the side that the second guide plate 70 deviates from second set line 20.Second strainer 50 and
Two positioning plates 51 are slidably connected；To when the second fixed pin 21, the second positioning pin 22 and second set line 20 are towards separate or close
When the direction movement of first set line 10, the second strainer 50 synchronous slide on the second positioning plate 51 is driven.In this implementation
In example, the structure of the second strainer 50 is identical as the structure of first tensioning mechanism 40, the structure and first of the second positioning plate 51
The structure of positioning plate 41 is identical, the connection type of the second strainer 50 and the second positioning plate 51 be same as first tensioning mechanism 40 with
The connection type of the connection type of first positioning plate 41, the second strainer 50 and the second positioning pin 22 is same as first tensioning mechanism
40 and first positioning pin 11 connection type, therefore, this, which is in, is no longer discussed in detail.
Shortwave log-periodic antenna set line adjusting device method of adjustment the following steps are included:
S1, first tensioning mechanism 40 drive the first positioning pin 12 towards the direction close to the first fixed pin 11 it is mobile it is preset away from
From, so that first set line 10 is in relaxed state, to prevent first set line 10 far from or during close to second set line 20
Phenomenon of rupture excessively occurs due to being tensioned.
S2, two the first regulating mechanisms 30 pass through the first fixed pin 11 and the first positioning pin 12 the first collection of driving simultaneously respectively
The mobile preset distance in the direction of zygonema 10 towards separate or close second set line 20；
S3, first tensioning mechanism 40 drive the first positioning pin 12 towards the direction far from the first fixed pin 11 it is mobile it is preset away from
From making first set line 10 be in tensioning state, so that first set line 10 is parallel with second set line 20.
It should be noted that when adjusting the spacing between first set line 10 and second set line 20, two first tensionings
Mechanism 40 starts simultaneously, and the first fixed pin 11 is equal with the moving distance of the first positioning pin 12.First tensioning mechanism 40 drives
First positioning pin 12 is equal to first positioning of the driving of first tensioning mechanism 40 towards the mobile distance in the direction far from the first fixed pin 11
The mobile distance in the direction of pin 12 towards close first fixed pin 11.
The set line adjusting device of shortwave log-periodic antenna of the invention needs to adjust first set line 10 and the second collection
When spacing between zygonema 20, at least two first regulating mechanisms 30 respectively drive 12 court of the first fixed pin 11 and the first positioning pin
Close to or far from the direction telemechanical of second set line 20, so that first set line 10 is close to or far from second set line 20, thus
It realizes the spacing adjusted between first set line 10 and second set line 20, and then solves asking for the certain frequency point electrical properties of antenna
Topic, regulative mode is simply, conveniently；And drive first set line 10 to move simultaneously by least two first regulating mechanisms 30, really
The consistency that first set line 10 moves integrally is protected, degree of regulation is high.
Referring to FIG. 2, the set line adjusting device of the shortwave log-periodic antenna for second embodiment of the invention, including the
One assembly line 10a, second set line 20a, at least two first regulating mechanisms with the setting of first set line 10a parallel interval
30a, first tensioning mechanism 40a and the second strainer 50a；First set line 10a, second set line 20a, the first tensioning
The structure of mechanism 40a and the second strainer 50a respectively with first set line, the second set line 20, in first embodiment
The structure of one strainer 40 and the second strainer 50 is identical；It is in same point, the quantity of the first regulating mechanism 30a is three
A, i.e., the first regulating mechanism of two of them 30a is separately connected the first fixed pin 11a and the first positioning pin 12a, another first
The middle part of regulating mechanism 30a connection first set line 10a, the length to prevent first set line 10a is too long and sagging occurs,
Ensure the everywhere of first set line 10a all with second set line 20a keeping parallelism state.It is to be appreciated that in other implementations
In example, the quantity of the first regulating mechanism 30a can also be other quantity, can be designed according to the length of first set line 10a.
And the first regulating mechanism 30a for connecting the connection of the first fixed pin 11a is fixedly connected with the external world, the first positioning pin 12a's of connection
The first regulating mechanism 30a in the middle part of first regulating mechanism 30a and connection first set line 10a with the external world for being slidably connected.
Referring to FIG. 3, the set line adjusting device of the shortwave log-periodic antenna for third embodiment of the invention, including the
One assembly line 10b, second set line 20b, at least two first regulating mechanisms with the setting of first set line 10b parallel interval
30b, first tensioning mechanism 40b and the second strainer 50b.First set line 10b, second set line 20b, the first tensioning
Mechanism 40b, the second strainer 50b structure respectively with first set line 10, the second set line 20, in first embodiment
The structure of one strainer 40 and the second strainer 50 is identical；The difference is that the assembly line of shortwave log-periodic antenna
Adjusting device further includes at least two second regulating mechanism 80b.It is fixed that at least two second regulating mechanism 80b are separately connected second
21b and the second positioning pin 22b are sold, it is fixed that at least two second regulating mechanism 80b are respectively used to driving the second fixed pin 21b and second
Position pin 22b is moved towards the direction close to or far from first set line 10b so that second set line 20b close to or far from first
Assembly line 10b realizes the spacing adjusted between second set line 20b and first set line 10b.Specifically, thus when needing to adjust
When saving the spacing between first set line 10b and second set line 20b, the first regulating mechanism 30b drives first set line 10b fortune
It is dynamic, while the second regulating mechanism 80b driving second set line 20b movement, be conducive to improve adjusting efficiency and precision.In this implementation
In example, the quantity of the second regulating mechanism 80b is two, and the second regulating mechanism 80b of the second fixed pin 21b of connection and the external world are solid
Second regulating mechanism 80b of fixed connection, the second positioning pin 22b of connection is slidably connected with the external world, thus as the second strainer 50b
When the second positioning pin 22b being driven to move towards the direction close to or far from the second fixed pin 21b, the second positioning pin 22b of connection is driven
The second regulating mechanism 80b move synchronously.And the second regulating mechanism 80b for connecting the second positioning pin 22b is slidably connected with the external world
The first positioning pin of connection 12 for being same as in first embodiment of mode the first regulating mechanism 30 and the extraneous mode being slidably connected,
It is no longer discussed in detail herein.
Shortwave log-periodic antenna set line adjusting device method of adjustment the following steps are included:
S1, first tensioning mechanism 40b drive the first positioning pin 12b to preset towards the movement close to the direction of the first fixed pin 11b
Distance, so that first set line 10b is in relaxed state；Second strainer 50b drives the second positioning pin 22b towards close to second
The mobile preset distance in the direction of fixed pin 21b, makes second set line 20b be in relaxed state；
S2, two the first regulating mechanism 30b pass through the first fixed pin 11b and the first positioning pin 12b while driving the respectively
The mobile preset distance in the direction of one assembly line 10b towards separate or close second set line 20b；Two the second regulating mechanism 80b
Point by driving second set line 20b towards far from or close to the simultaneously by the second fixed pin 21b and the second positioning pin 22b respectively
The mobile preset distance in the direction of one assembly line 10b；
S3, first tensioning mechanism 40b drive the first positioning pin 12b mobile default towards the direction far from the first fixed pin 11b
Distance, so that first set line 10b is in tensioning state；Second strainer 50b drives the second positioning pin 22b towards far from second
The mobile preset distance in the direction of fixed pin 21b, makes second set line 20b be in tensioning state.
It should be noted that if when to need to adjust amount of separation between first set line 10b and second set line 20b be L,
The direction amount of movement that then the first regulating mechanism 30b drives first set line 10b towards separate or close second set line 20b is L/2,
The direction amount of movement that second regulating mechanism 80b drives second set line 20b towards separate or close first set line 10b is L/2.
Referring to FIG. 4, the set line adjusting device of the shortwave log-periodic antenna for fourth embodiment of the invention, including the
One assembly line 10c, second set line 20c, at least two first regulating mechanisms with the setting of first set line 10c parallel interval
30c, first tensioning mechanism 40c, the second strainer 50c and at least two second regulating mechanism 80c.First set line
10c, second set line 20c, the first guide plate 60c, first tensioning mechanism 40c, the second strainer 50c structure respectively with
The structure of first set line 10b, second set line 20b, first tensioning mechanism 40b, the second strainer 50b in three embodiments
It is identical；The difference is that the quantity of the first regulating mechanism 30c and the second regulating mechanism 80c are three, two of them first
Regulating mechanism 30c is separately connected the first fixed pin 11c and the first positioning pin 12c, another the first regulating mechanism 30c is located at first
Between fixed pin 11c and the first positioning pin 12c, the middle part of another first regulating mechanism 30c connection first set line 10c, with
The length of anti-first set line 10c is too long and sagging occurs, it is ensured that the everywhere of first set line 10c all with second set
Line 20c keeping parallelism state；The second regulating mechanism of two of them 80c is separately connected the second fixed pin 21c and the second positioning pin
22c, another the second regulating mechanism 80c are between the second fixed pin 21c and the second positioning pin 22c, another second adjusting
Mechanism 80c is connected to the medium position of second set line 20c, and the length to prevent second set line 20c is too long and occurs sagging existing
As, it is ensured that the everywhere of second set line 20c all with first set line 10c keeping parallelism state.Connect the first fixed pin 11c's
One regulating mechanism 30c is fixedly connected with the external world, connects the first regulating mechanism 30c and connection first set of the first positioning pin 12c
First regulating mechanism 30c of line 10c medium position is slidably connected with the external world respectively.Connect the first fixed pin 21c second is adjusted
Mechanism 80c is fixedly connected with the external world, is connected in the second regulating mechanism 80c and connection second set line 20c of the second positioning pin 22c
Second regulating mechanism 80c of portion position is slidably connected with the external world respectively.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of set line adjusting device of shortwave log-periodic antenna, which is characterized in that including first set line, with described the
The second set line and at least two first regulating mechanisms of one assembly line parallel interval setting；The two of the first set line
End is connected separately with the first fixed pin and the first positioning pin, and it is solid that at least two first regulating mechanisms are separately connected described first
Rationed marketing and first positioning pin, at least two first regulating mechanisms are respectively used to drive first fixed pin and described
First positioning pin is moved towards the direction close to or far from the second set line, so that the first set line is close to or far from institute
State second set line.
2. the set line adjusting device of shortwave log-periodic antenna according to claim 1, which is characterized in that further include
One strainer, the first tensioning mechanism with the external world for being slidably connected, the first tensioning mechanism and first positioning
Pin connection, the first tensioning mechanism is for driving first positioning pin close to or far from first fixed pin；Connection institute
First regulating mechanism of the first positioning pin is stated for being slidably connected with the external world.
3. the set line adjusting device of shortwave log-periodic antenna according to claim 1, which is characterized in that further include
One guide plate and the second guide plate, first fixed pin are actively located in first guide plate, and first positioning pin is living
It is dynamic to be arranged in second guide plate.
4. the set line adjusting device of shortwave log-periodic antenna according to claim 3, which is characterized in that described first
Guide plate is equipped with the first guide groove, and first guide groove extends from the first set line towards second set line direction
Setting, the first fixed pin activity wear first guide groove and can slide along the extending direction of first guide groove.
5. the set line adjusting device of shortwave log-periodic antenna according to claim 4, which is characterized in that described first
Fixed pin is provided with the first fixture block far from one end of the first set line, and first fixture block is located at the first guiding backboard
Side from the first set line.
6. the set line adjusting device of shortwave log-periodic antenna according to claim 3, which is characterized in that described second
Guide plate is equipped with the second guide groove, and second guide groove extends from the first set line towards second set line direction
Setting, first positioning pin are actively located in second guide groove and can slide along the extending direction of second guide groove.
7. the set line adjusting device of shortwave log-periodic antenna according to claim 6, which is characterized in that described first
Fixed pin is provided with the second fixture block close to one end of the first set line, and second fixture block is located at second guide plate court
To the side of the first set line.
8. the set line adjusting device of shortwave log-periodic antenna according to claim 1, which is characterized in that described first
The quantity of regulating mechanism is three, and the first regulating mechanism described in two of them is separately connected first fixed pin and described first
Positioning pin, another first regulating mechanism connect the middle part of the first set line；And the connection first set line
First regulating mechanism at middle part with the external world for being slidably connected.
9. the set line adjusting device of shortwave log-periodic antenna according to claim 1, which is characterized in that further include to
Few two the second regulating mechanisms；The both ends of the second set line are connected separately with the second fixed pin and the second positioning pin；At least
Two second regulating mechanisms are separately connected second fixed pin and second positioning pin, and at least two described second adjust
Section mechanism is respectively used to drive second fixed pin and second positioning pin towards the direction close to or far from first set line
Movement so that the second set line close to or far from the first set line.
10. the set line adjusting device of shortwave log-periodic antenna according to claim 9, which is characterized in that described
The quantity of two regulating mechanisms is three, and the second regulating mechanism described in two of them is separately connected second fixed pin and described the
Two positioning pins, the middle part of another the second regulating mechanism connection second set line.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910665798.4A CN110336133B (en) | 2019-07-23 | 2019-07-23 | Set line adjusting device of short wave log periodic antenna |
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| CN201910665798.4A CN110336133B (en) | 2019-07-23 | 2019-07-23 | Set line adjusting device of short wave log periodic antenna |
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| CN110336133A true CN110336133A (en) | 2019-10-15 |
| CN110336133B CN110336133B (en) | 2021-06-01 |
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| CN201910665798.4A Active CN110336133B (en) | 2019-07-23 | 2019-07-23 | Set line adjusting device of short wave log periodic antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110867639A (en) * | 2019-11-26 | 2020-03-06 | 深圳市威富通讯技术有限公司 | Automatic array-forming control device and method for log periodic antenna array |
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|---|---|
| CN110336133B (en) | 2021-06-01 |
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