CN109860978B - Antenna for receiving television signal - Google Patents
Antenna for receiving television signal Download PDFInfo
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- CN109860978B CN109860978B CN201910070628.1A CN201910070628A CN109860978B CN 109860978 B CN109860978 B CN 109860978B CN 201910070628 A CN201910070628 A CN 201910070628A CN 109860978 B CN109860978 B CN 109860978B
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- plastic sheet
- antenna
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- tuner
- television
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Abstract
The invention relates to the technical field of satellite signal antennas and discloses an antenna for receiving television signals, which comprises a television receiving antenna, a tuner fixed on one side of the television receiving antenna and a polarization plate arranged in the tuner, wherein the bottom of the television receiving antenna comprises a support frame, two sides of the top of the support frame are fixedly connected with fixed seats, the back of the television receiving antenna is connected with the support frame through one fixed seat, and the back of the television receiving antenna is fixedly provided with a connecting frame. According to the invention, by changing the structure of the polarization piece, the fastening pieces are formed on two sides of the polarization piece, the fastening pieces clamp and fix the convex seat, the fastening pieces deform and generate resilience force, inward clamping force is generated on the convex seat, the clamping force on the two sides is inward, the fixing effect of the polarization piece and the tuner is improved, the impact force is the force that the same direction can not change two opposite directions, the fixing effect of the polarization piece can be improved, and fracture and angle deviation can be prevented.
Description
Technical Field
The invention relates to the technical field of satellite signal antennas, in particular to an antenna for receiving television signals.
Background
The television receiving antenna is used for receiving open-circuit television signals or satellite television signals in the air, sending signal data to a system for processing, transmission and distribution, and finally converting the signal data into corresponding images and sound.
The satellite television receiving antenna is one of television receiving antennas, and mainly receives satellite television signals, and the satellite television receiving antenna receives high-frequency signals and demodulates video information through a high-frequency tuner at the front end of the satellite television receiving antenna.
The inside of the tuner is connected with a polarization sheet which is used for increasing the television signal receiving capacity, preventing waveform interference and strengthening polarization signals.
The current polarization piece is fixed inside the tuner through an adhesive form, the satellite television receiving antenna is placed outdoors, and when the weather is severe, the satellite television receiving antenna is easy to fall off, so that the tuner collides with the ground, the bonding part of the polarization piece is broken, an angle deviation is generated, signal receiving interference is caused, the problems of unstable signals, more mosaic of television pictures and the reduction of the number of receiving channels are caused.
Disclosure of Invention
The invention changes the connection mode of the polarization plate, thereby effectively solving the problem of angular deviation caused by the fracture of the polarization plate caused by the collision of the tuner in the background technology.
The invention provides the following technical scheme: an antenna for receiving television signals comprises a television receiving antenna, a tuner fixed on one side of the television receiving antenna and a polarization plate arranged in the tuner, wherein the bottom of the television receiving antenna comprises a support frame, fixing seats are fixedly connected with two sides of the top of the support frame, the back of the television receiving antenna is connected with the support frame through one fixing seat, a connecting frame is fixedly arranged on the back of the television receiving antenna, one end of the connecting frame extends to the front of the television receiving antenna and is fixedly sleeved with the tuner, a multi-stage descending convex seat is arranged in the tuner from inside to inside, an inner cavity is arranged in the innermost convex seat, one end of the polarization plate is inserted into the inner cavity, an isolation needle and a probe are respectively connected to the inner side of the inner cavity inner wall, the isolation needle is vertical to the direction of the probe, and the polarization plate is of a symmetrical structure, the center pin that uses the polarization piece is the symmetry, and the top and the bottom of polarization piece have all seted up three horn mouths, and the shape inequality of two three horn mouths, but two three horn mouths are isosceles triangle, the middle part of polarization piece is equipped with the restriction face, and the width value of restriction face upper portion polarization piece will be greater than the width value of restriction face lower part polarization piece, and the inboard of restriction face is equipped with the fastener, the fastener is located the outside of inner chamber and is located the inboard of tuner, the medial surface of fastener and the lateral surface looks joint of bottommost boss, the fastener is less than the thickness value of boss to the distance value between polarization piece lower part, the length value of the extension end of fastener is less than the height value of boss, the position of fastener just adapts to the position of inside boss, the fastener presss from both sides the clamp fixedly to the boss.
Preferably, the polarizing plate is formed by combining a first plastic plate, a second plastic plate and a third plastic plate, the second plastic plate is located between the first plastic plate and the second plastic plate, and the first plastic plate, the second plastic plate and the third plastic plate are bonded and fixed through glue.
Preferably, the first plastic sheet and the third plastic sheet are the same in shape and size, the limiting surface of the second plastic sheet is higher than the limiting surfaces of the first plastic sheet and the third plastic sheet, and the bottom of the limiting surface of the second plastic sheet is fixedly connected with the fastener.
Preferably, the limiting surface of the middle part of the first plastic sheet and the third plastic sheet is contacted with the top part of the inner convex seat.
Preferably, the middle part of the fastener inclines inwards, and the inclination angle range is 120-150 degrees.
Preferably, the width value of the upper half part of the polarization piece is 1.5 times of the width value of the lower half part of the polarization piece, the length value of the lower half part of the polarization piece is matched with the depth value of the inner cavity, and the width value of the lower half part of the polarization piece is matched with the inner diameter value of the inner cavity.
The antenna for receiving the television signal has the following beneficial effects:
the invention makes both sides of the polarization piece form fasteners by changing the structure of the polarization piece, the designed position of the fastener is just matched with the position of the inner convex seat, the distance value between the fastener and the polarization piece is smaller than the thickness value of the convex seat, the fastener clamps and fixes the convex seat, the fastener deforms, the polarization piece is restored to the original shape due to the toughness of the plastic, the fastener and the polarization piece are of an integrated structure, the resilience force is increased, the fastener generates inward clamping force on the convex seat, the clamping forces on both sides are inward, the fixing effect of the polarization piece and a tuner is improved, the impact force is the force which can not change two opposite directions due to the same direction force, the fixing effect of the polarization piece can be improved, and the fracture and the angle deviation can be prevented.
Drawings
FIG. 1 is a schematic view of a television receiving antenna according to the present invention;
FIG. 2 is a schematic diagram of the tuner of the present invention in an open state;
FIG. 3 is a schematic view of a polarizer according to the present invention;
FIG. 4 is a top view of the tuner of the present invention in an open state;
FIG. 5 is a schematic view of the connection structure between the tuner and the polarizer according to the present invention;
FIG. 6 is a cross-sectional view of the tuner of the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 6 at A in accordance with the present invention;
FIG. 8 is a side view of a polarizer structure of the present invention;
FIG. 9 is a front view of a polarizer structure of the present invention;
FIG. 10 is a front view of a second plastic sheet construction of the present invention.
In the figure: 1. a television receiving antenna; 2. a tuner; 21. an inner cavity; 22. a boss; 23. an isolation needle; 24. a probe; 3. a polarizing plate; 31. a first plastic sheet; 32. a second plastic sheet; 321. a fastener; 33. a third plastic sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, an antenna for receiving tv signals comprises a tv receiving antenna 1, a tuner 2 fixed on one side of the tv receiving antenna 1, and a polarization plate 3 installed inside the tuner 2, wherein the bottom of the tv receiving antenna 1 comprises a support frame, and both sides of the top of the support frame are fixedly connected with a fixing base, the back of the tv receiving antenna 1 is connected with the support frame through a fixing base, a connecting frame is fixedly installed on the back of the tv receiving antenna 1, one end of the connecting frame extends to the front of the tv receiving antenna 1 and is fixedly sleeved with the tuner 2, a multi-stage descending convex base 22 is arranged inside the tuner 2 from inside to inside, an inner cavity 21 is opened inside the innermost convex base 22, one end of the polarization plate 3 is inserted into the inner cavity 21, and the inner side of the inner wall of the inner cavity 21 is respectively connected with an isolation needle 23 and a probe 24, and the isolation needle 23 is perpendicular to the direction of the probe 24, polarizing plate 3 is symmetrical structure, the center pin with polarizing plate 3 is symmetrical, and polarizing plate 3's top and bottom have all been seted up three horn mouths, and the shape inequality of two three horn mouths, but two three horn mouths are isosceles triangle, polarizing plate 3's middle part is equipped with the restriction face, and restriction face upper portion polarizing plate 3's width value will be greater than restriction face lower part polarizing plate 3's width value, and the inboard of restriction face is equipped with fastener 321, fastener 321 is located inner chamber 21's the outside and is located the inboard of tuner 2, fastener 321's medial surface and bottommost protruding seat 22's lateral surface looks joint.
Wherein the distance value between the fastening member 321 and the lower part of the polarization plate 3 is smaller than the thickness value of the boss 22.
Wherein the length of the extended end of the fastener 321 is smaller than the height of the boss 22.
Through changing 3 structures of polarization piece, make the both sides of polarization piece 3 be formed with fastener 321, the position that fastener 321 designed just adapts inside boss 22, distance value between fastener 321 and the polarization piece 3 is less than the thickness value of boss 22, fastener 321 presss from both sides the clamp fixedly to boss 22, fastener 321 takes place deformation, because the toughness of its plastics, polarization piece 3 will resume original form, can produce the resilience force, fastener 321 and polarization piece 3 structure as an organic whole, the resilience force can increase, fastener 321 has produced the inboard clamp force to boss 22, and the clamp force of both sides is all inwards, improve polarization piece 3 and tuner 2 fixed effect, the impact force is the unable power that changes two opposite directions of syntropy, can improve polarization piece 3 fixed effect, prevent fracture and angular deviation.
Referring to fig. 8 to 10, the polarizer 3 is formed by combining a first plastic sheet 31, a second plastic sheet 32 and a third plastic sheet 33, the second plastic sheet 32 is located between the first plastic sheet 31 and the second plastic sheet 32, the first plastic sheet 31, the second plastic sheet 32 and the third plastic sheet 33 are bonded and fixed by glue, the first plastic sheet 31 and the third plastic sheet 33 have the same shape and size, the limiting surface of the second plastic sheet 32 is higher than the limiting surfaces of the first plastic sheet 31 and the third plastic sheet 33, and the bottom of the limiting surface of the second plastic sheet 32 is fixedly connected with the fastening member 321, the three plastic sheets are designed to effectively debug and fix the polarizer 3, the force for deformation is increased due to the increased thickness of the polarizer 3, the three plastic sheets are designed to reduce the force required by the fastening member 321 during installation, facilitate installation and reduce installation difficulty, the single design is easy to match, the position of the fastening piece 321 is more reasonable, so that the fixing effect of the fastening piece 321 is greatly improved, the middle part of the fastening piece 321 inclines inwards, when the fastening piece 321 deforms due to inclination, the contact surface between the inner side of the bottom of the fastening piece 321 and the outer side of the boss 22 can be improved, so that the stress effect is improved, the clamping force is improved, the clamping effect is increased along with the increase of the contact surface, the inclination angle range is 120 plus 150 degrees, the curvature of 120 plus 150 degrees is the best degree for the fastening piece 321 to contact with the boss 22, the contact surface area in the degree range is obviously improved and is lower than 120 degrees or higher than 150 degrees, the contact surface area is reduced along with the reduction, the stress distribution is influenced, the clamping and fixing effect is influenced, the width value of the upper half part of the polarizing piece 3 is 1.5 times of the width value of the lower half part of the polarizing piece 3, and the design of 1, and the upper part of the polarization plate 3 is convenient to be positioned at the inner side of the high-frequency head 2, and the stable effect of connection and fixation is ensured because the design of the polarization plate 3 is matched with the high-frequency head 2.
Wherein the limiting surfaces of the middle parts of the first plastic sheet 31 and the third plastic sheet 33 are in contact with the top part of the inner convex seat 22.
Wherein, the length value of 3 the latter half of polarization pieces and the depth value adaptation of inner chamber 21, and the width value of 3 the latter half of polarization pieces and the internal diameter value adaptation of inner chamber 21, polarization pieces 3 need the inside size numerical value of reasonable measurement tuner 2 when preparing, guarantee that polarization pieces 3 and tuner 2 match, prevent too big or undersize, influence polarization pieces 3's installation.
During the operation, it is connected with tuner 2 to control polarization piece 3, guarantee that fastener 321 is not connected with boss 22, rotate polarization piece 3 lower part, test the best polarization position that polarization piece 3 is located, when best polarization position confirms, control polarization piece 3 moves down, make the fastener 321 at both ends move outward, when moving to suitable position, fastener 321 can produce the resilience force, resume polarization piece 3 original form, because the restriction of boss, make fastener 321 produce the clamp force to the boss outside, improve fixed effect, reduce the problem of separation skew.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An antenna for receiving television signals, comprising a television receiving antenna (1), a tuner (2) fixed on one side of the television receiving antenna (1) and a polarization plate (3) installed inside the tuner (2), characterized in that: the bottom of the television receiving antenna (1) comprises a supporting frame, fixing seats are fixedly connected to two sides of the top of the supporting frame, the back of the television receiving antenna (1) is connected with the supporting frame through one fixing seat, a connecting frame is fixedly mounted on the back of the television receiving antenna (1), one end of the connecting frame extends to the front of the television receiving antenna (1) and is fixedly sleeved with a tuner (2), a multistage descending boss (22) is arranged in the tuner (2) from inside to inside, an inner cavity (21) is formed in the innermost boss (22), one end of a polarization sheet (3) is inserted into the inner cavity (21), the inner side of the inner wall of the inner cavity (21) is respectively connected with an isolation needle (23) and a probe (24), the isolation needle (23) is vertical to the probe (24), and the polarization sheet (3) is of a symmetrical structure, the central axis of the polarizing plate (3) is used as symmetry, triangular openings are formed in the top and the bottom of the polarizing plate (3), the two triangular openings are unequal in shape and are isosceles triangles, a limiting surface is arranged in the middle of the polarizing plate (3), the width of the polarizing plate (3) on the upper portion of the limiting surface is larger than that of the polarizing plate (3) on the lower portion of the limiting surface, a fastening piece (321) is arranged on the inner side of the limiting surface, the fastening piece (321) is located on the outer side of the inner cavity (21) and located on the inner side of the tuner (2), the inner side of the fastening piece (321) is clamped with the outer side of the boss (22) at the bottom, the distance between the fastening piece (321) and the lower portion of the polarizing plate (3) is smaller than the thickness of the boss (22), and the length of the extending end of the fastening piece (321) is smaller than the height of the boss (22), the position of the fastener (321) is just matched with the position of the inner convex seat (22), and the fastener (321) clamps and fixes the convex seat (22).
2. An antenna for receiving a television signal according to claim 1, wherein: the polarizing plate (3) is formed by combining a first plastic sheet (31), a second plastic sheet (32) and a third plastic sheet (33), the second plastic sheet (32) is located between the first plastic sheet (31) and the second plastic sheet (32), and the first plastic sheet (31), the second plastic sheet (32) and the third plastic sheet (33) are bonded and fixed through glue.
3. An antenna for receiving television signals according to claim 2, characterized in that: the first plastic sheet (31) and the third plastic sheet (33) are the same in shape and size, the limiting surface of the second plastic sheet (32) is higher than the limiting surfaces of the first plastic sheet (31) and the third plastic sheet (33), and the bottom of the limiting surface of the second plastic sheet (32) is fixedly connected with a fastener (321).
4. An antenna for receiving television signals according to claim 2, characterized in that: the limiting surfaces of the middle parts of the first plastic sheet (31) and the third plastic sheet (33) are in contact with the top of the inner convex seat (22).
5. An antenna for receiving a television signal according to claim 1, wherein: the middle part of the fastener (321) inclines inwards, and the inclination angle range is 120 degrees and 150 degrees.
6. An antenna for receiving a television signal according to claim 1, wherein: the width value of polarization piece (3) first half is 1.5 times of polarization piece (3) latter half width value, and the length value of polarization piece (3) latter half and the degree of depth value adaptation of inner chamber (21), and the width value of polarization piece (3) latter half and the internal diameter value adaptation of inner chamber (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910070628.1A CN109860978B (en) | 2019-01-25 | 2019-01-25 | Antenna for receiving television signal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910070628.1A CN109860978B (en) | 2019-01-25 | 2019-01-25 | Antenna for receiving television signal |
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| Publication Number | Publication Date |
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| CN109860978A CN109860978A (en) | 2019-06-07 |
| CN109860978B true CN109860978B (en) | 2020-10-16 |
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| CN201910070628.1A Active CN109860978B (en) | 2019-01-25 | 2019-01-25 | Antenna for receiving television signal |
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| US6914568B2 (en) * | 2001-09-28 | 2005-07-05 | Centurion Wireless Technologies, Inc. | Integral antenna and radio system |
| CN101170244A (en) * | 2006-10-23 | 2008-04-30 | 住友电装株式会社 | Clamp for use in wire harness |
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| CN109860978A (en) | 2019-06-07 |
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Effective date of registration: 20200916 Address after: No.2-384, xiangtangxialou village, Geshan Town, Dongyang City, Jinhua City, Zhejiang Province Applicant after: Dongyang Chuanze outdoor products Co.,Ltd. Address before: No. 10 Zengbi Group, Beicun Village, Meijiang Town, Ningdu County, Ganzhou City, Jiangxi Province, 341000 Applicant before: Peng Lingming |
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Effective date of registration: 20220107 Address after: 102600 room 1007a, floor 10, building a, No. 1, courtyard 19, Ronghua Middle Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Beijing Jushu Technology Co.,Ltd. Address before: 221000 high tech Industrial Park, Fengxian Economic Development Zone, Xuzhou City, Jiangsu Province Patentee before: Fengxian Shifeng Technology Property Trading Co.,Ltd. |