CN209804871U - Small indoor television antenna convenient to adjust - Google Patents
Small indoor television antenna convenient to adjust Download PDFInfo
- Publication number
- CN209804871U CN209804871U CN201820396231.2U CN201820396231U CN209804871U CN 209804871 U CN209804871 U CN 209804871U CN 201820396231 U CN201820396231 U CN 201820396231U CN 209804871 U CN209804871 U CN 209804871U
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- CN
- China
- Prior art keywords
- antenna
- helical gear
- control box
- rotary rod
- fixed connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a small-size indoor television antenna convenient to adjust, including the control box, and set up in the signal reception frame of control box upper end, the control box upper end is provided with high frequency antenna, the signal reception frame surface is provided with the connecting plate, the one end of connecting plate is provided with hyperfrequency antenna, the control box upper end is provided with the rotary rod, the rotary rod lower extreme is provided with the first helical gear with rotary rod fixed connection, the one end of first helical gear is provided with the second helical gear with first helical gear intermeshing, the one end of second helical gear is provided with the motor with second helical gear fixed connection; this novel small-size indoor antenna convenient to adjust through first helical gear, second helical gear and rotary rod for indoor television antenna can realize the automatic control to the antenna in the middle of the process that uses, not only effectually reduces the adjustment process, has also improved the adjustment precision simultaneously, has labour saving and time saving, adjusts convenient advantage.
Description
Technical Field
The utility model relates to a small-size indoor television antenna convenient to adjust.
Background
An antenna is a transducer that converts a guided wave propagating on a transmission line into an electromagnetic wave propagating in an unbounded medium (usually free space) or vice versa. A component for transmitting or receiving electromagnetic waves in a radio device. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasure, remote sensing, radio astronomy and the like all use electromagnetic waves to transmit information and work by depending on antennas. In addition, in transferring energy with electromagnetic waves, non-signal energy radiation also requires antennas. The antennas are generally reciprocal in that the same pair of antennas can be used as both transmit and receive antennas. An indoor television antenna is an antenna used indoors and generally consists of a control box and a signal receiving frame for transmitting signals to a television.
present indoor television antenna is in the middle of the process of using, because the signal reception frame of control box and antenna is fixed setting, when antenna signal is less strong, need manual adjustment antenna position, but in the middle of the process of manual adjustment antenna, need adjust holistic control box and signal reception frame, and not only angle of adjustment is difficult to the adjustment accuracy, needs to consume physical power at the in-process that removes the antenna simultaneously, and is also very inconvenient, comparatively troublesome, waste time and energy.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a through first helical gear, second helical gear and rotary rod for indoor television antenna can realize the automatic control to the antenna in the middle of the process that uses, not only effectual reduction adjustment process, saves physical power, has also improved the adjustment precision simultaneously, practices thrift the alignment time, and labour saving and time saving has simple structure, adjusts the small-size indoor antenna that convenient advantage is convenient for adjust.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a small-size indoor television antenna convenient to adjust, including the control box, and set up in the signal reception frame of control box upper end, control box upper end is provided with the high frequency antenna with control box fixed connection, signal reception frame surface is provided with the connecting plate, the one end of connecting plate is provided with the hyperfrequency antenna with connecting plate fixed connection, control box upper end is provided with the rotary rod, rotary rod lower extreme end be provided with rotary rod fixed connection's first helical gear, the one end of first helical gear is provided with the second helical gear with first helical gear intermeshing, the one end of second helical gear be provided with second helical gear fixed connection's motor.
Preferably, the upper end of the motor is provided with a noise reduction box which is fixedly connected with the control box and used for absorbing noise generated when the motor works, and the noise reduction box is a gypsum noise reduction box.
Preferably, the lower end of the ultrahigh frequency antenna is provided with an amplifier which is fixedly connected with the signal receiving frame and is used for enhancing the receiving frequency of the antenna.
Preferably, the lower end of the control box is provided with an anti-skid layer fixedly connected with the control box.
Preferably, the ultrahigh frequency antenna is provided with more than one ultrahigh frequency antenna which is uniformly distributed on the surface of the connecting plate.
Preferably, the high-frequency antenna is provided with more than one antenna which is uniformly distributed on the upper surface of the control box.
The utility model discloses technical effect mainly embodies in following aspect: owing to be provided with first helical gear, second helical gear and rotary rod, make indoor television antenna in the middle of the process of using, can be through opening the motor, make the intermeshing transmission of the first helical gear of motor one end and second helical gear, it rotates to drive the rotary rod, and adjust suitable receiving frequency angle with the signal receiving frame of rotary rod upper end automatically, not only effectual adjustment process that has reduced, save physical power, the adjustment precision has also been improved simultaneously, save the alignment time, time saving and labor saving, and the solar cell has a simple structure, adjust convenient advantage.
Drawings
Fig. 1 is a schematic view of the overall structure of a small indoor tv antenna convenient for adjustment according to the present invention;
Fig. 2 is a partial enlarged view of the small indoor tv antenna of the present invention, which is easy to adjust.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.
In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.
A small indoor television antenna convenient to adjust is disclosed, as shown in figure 1-2, comprising a control box 1, the upper end of the control box 1 is provided with a high frequency antenna 3 in screw connection with the control box 1, in this embodiment, the model of the high frequency antenna 3 is "ZF 21322", the high frequency antenna 3 is provided with more than one and evenly distributed on the upper surface of the control box 1, the lower end of the control box 1 is provided with an anti-slip layer 16 in screw connection with the control box 1 for increasing the friction coefficient of the control box 1, the upper end of the control box 1 is provided with a rotating rod 11 movably connected with the control box 1, the upper end of the rotating rod 11 is in bolt connection with a signal receiving frame 2, the lower end of the rotating rod 1 is in screw connection with the control box 1, the lower end of the rotating rod 11 is provided with a first helical gear 12 in screw connection with the rotating rod 11, one end of the first helical gear 12 is provided with a second helical gear 13 which is, one end of the second helical gear 13 is provided with a motor 14 in screw connection with the second helical gear 13, in this embodiment, the model of the motor 14 is "DS-25 RS 370", the upper end of the motor 14 is provided with a noise reduction box 16 in screw connection with the control box 1 for absorbing noise generated when the motor 14 works, the noise reduction box 16 is a gypsum noise reduction box 16, the upper end of the control box 1 is provided with a signal receiving frame 2 for fixing the ultrahigh frequency antenna 5, the surface of the signal receiving frame 2 is provided with a connecting plate 4 in screw connection with the signal receiving frame 2, one end of the connecting plate 4 is provided with the ultrahigh frequency antenna 5 in screw connection with the connecting plate 4, in this embodiment, the model of the ultrahigh frequency antenna 5 is "JQ-JB 20", the ultrahigh frequency antenna 5 is provided with more than one and is uniformly distributed on the surface of the connecting plate 4, and the lower end of the ultrahigh frequency antenna 5 is provided with a magnetic pole, The amplifier 21 is used for enhancing the receiving frequency of the antenna, and in the embodiment, the model of the amplifier 21 is "MT 7628".
Description of the principle: firstly, the motor 14 is started, so that the motor 14 drives the first bevel gear 12 to operate together, then, the first bevel gear 12 is meshed with the second bevel gear 13, so that the second bevel gear 13 is driven to rotate in the operation process of the first bevel gear 12, and because the second bevel gear 13 is in screw connection with the rotating rod 11, the rotating rod 11 is also driven to rotate together in the rotation process of the second bevel gear 13, and finally, the signal receiving rack 2 at the upper end of the rotating rod 11 is driven to rotate to a proper angle through the rotation of the rotating rod 11.
The utility model discloses technical effect mainly embodies in following aspect: owing to be provided with first helical gear, second helical gear and rotary rod, make indoor television antenna in the middle of the process of using, can be through opening the motor, make the intermeshing transmission of the first helical gear of motor one end and second helical gear, it rotates to drive the rotary rod, and adjust suitable receiving frequency angle with the signal receiving frame of rotary rod upper end automatically, not only effectual adjustment process that has reduced, save physical power, the adjustment precision has also been improved simultaneously, save the alignment time, time saving and labor saving, and the solar cell has a simple structure, adjust convenient advantage.
Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.
Claims (6)
1. The utility model provides a small-size indoor television antenna convenient to adjust, including the control box, and set up in the signal reception frame of control box upper end, the control box upper end is provided with the high frequency antenna with control box fixed connection, signal reception frame surface is provided with the connecting plate, the one end of connecting plate be provided with connecting plate fixed connection's hyperfrequency antenna, its characterized in that: the control box upper end is provided with the rotary rod, the rotary rod lower extreme is provided with the first helical gear with rotary rod fixed connection, the one end of first helical gear is provided with the second helical gear with first helical gear intermeshing, the one end of second helical gear be provided with second helical gear fixed connection's motor.
2. A small indoor television antenna for easy adjustment as defined in claim 1, wherein: the motor upper end is provided with control box fixed connection, is used for absorbing the produced noise of motor during operation and falls the case of making an uproar, fall the case of making an uproar and fall the case for the gypsum.
3. A small indoor television antenna for easy adjustment as defined in claim 1, wherein: and the lower end of the ultrahigh frequency antenna is provided with an amplifier which is fixedly connected with the signal receiving frame and is used for enhancing the receiving frequency of the antenna.
4. A small indoor television antenna for easy adjustment as defined in claim 1, wherein: the lower end of the control box is provided with an anti-skid layer fixedly connected with the control box.
5. A small indoor television antenna for easy adjustment as defined in claim 1, wherein: the ultrahigh frequency antenna is provided with more than one and is uniformly distributed on the surface of the connecting plate.
6. A small indoor television antenna for easy adjustment as defined in claim 1, wherein: the high-frequency antenna is provided with more than one and evenly distributed on the upper surface of the control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820396231.2U CN209804871U (en) | 2018-03-22 | 2018-03-22 | Small indoor television antenna convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820396231.2U CN209804871U (en) | 2018-03-22 | 2018-03-22 | Small indoor television antenna convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209804871U true CN209804871U (en) | 2019-12-17 |
Family
ID=68815804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820396231.2U Expired - Fee Related CN209804871U (en) | 2018-03-22 | 2018-03-22 | Small indoor television antenna convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209804871U (en) |
-
2018
- 2018-03-22 CN CN201820396231.2U patent/CN209804871U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |