CN209880792U - Connecting rod medium wave antenna convenient to overhaul - Google Patents
Connecting rod medium wave antenna convenient to overhaul Download PDFInfo
- Publication number
- CN209880792U CN209880792U CN201921056838.7U CN201921056838U CN209880792U CN 209880792 U CN209880792 U CN 209880792U CN 201921056838 U CN201921056838 U CN 201921056838U CN 209880792 U CN209880792 U CN 209880792U
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- Prior art keywords
- folding support
- folding
- fixing frame
- medium wave
- support
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- Expired - Fee Related
Links
- 210000003127 knee Anatomy 0.000 abstract 1
- 230000008054 signal transmission Effects 0.000 abstract 1
- 239000012212 insulator Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 239000008397 galvanized steel Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Abstract
Connecting rod medium wave antenna convenient to overhaul belongs to medium wave antenna technical field, and is simpler for solving current medium wave antenna erection structure, the difficult problem of overhauing when the antenna breaks down. T type support vertical pole side fixed mounting has L type mount, install the actuating lever on L type mount vertical pole and the folding support mount, folding support mount is installed on folding support lower surface, install the knee on L type mount horizontal pole and the folding support mount, spacing extension spring one end is installed on L type mount, the spacing extension spring other end is installed on folding support mount, install the conical antenna irradiator on the folding support upper surface, motor output shaft connecting drive pole, the actuating lever rotates and drives folding support mount motion, and then drive folding support motion, make folding support can be in vertical state or horizontality, when folding support is in the horizontality, folding support keeps level with T type support horizontal pole. For medium wave signal transmission.
Description
Technical Field
The utility model relates to a connecting rod medium wave antenna convenient to overhaul belongs to medium wave antenna technical field.
Background
The medium wave is a radio wave with the frequency of 300kHz-3MHz, and the medium wave transmitting antenna is used as an important carrier for transmitting broadcast signals, thereby making great contribution to the development of broadcasting industry. The existing medium wave transmitting antenna generally comprises a mast type medium wave antenna, a self-supporting tower type medium wave antenna and a conical surface top load medium wave antenna.
The mast type medium wave antenna is a traditional medium wave antenna, the height of the mast type medium wave antenna is generally about 60-150 meters according to the use frequency, the side width is 0.5-1.5 meters, a main body consists of a plurality of sections of regular triangular cone bodies, nine pull wires are arranged on the upper portion and the lower portion of the mast type antenna with the length of 120 degrees, the included angle between each three pull wires and the other three pull wires is 120 degrees, a barrel-shaped high-frequency porcelain insulator is arranged at the bottom, the insulator can bear more than 1kV voltage per centimeter in addition to the pressure of hundreds of tons, in order to ensure the radiation effect and improve the radiation efficiency, a radial ground net with the diameter of about 0.3-0.5 lambda needs to be radiated by taking an antenna tower body as the center, and if the ideal antenna efficiency is to be achieved, the antenna needs. The antenna has a relatively simple structure and good linearity, is easy to match with an input network, but along with the development of the times, the antenna has larger occupied area and increasingly highlighted contradiction with the shortage of land resources.
The height of the self-standing tower type medium wave antenna is about 120 meters, the bottom of the self-standing tower type medium wave antenna is an equal-width triangle with the side width of 10 meters, the antenna main body imitates the structure of a television station transmitting tower, reinforced concrete is used as a foundation at the bottom, and three high-insulation bearing ceramic bases are respectively installed on three tower foundations and organically combined with galvanized steel parts. The self-standing tower type medium wave antenna has the advantages that the floor area is smaller than that of a mast type medium wave antenna, but the antenna main body is much larger than that of the mast type medium wave antenna, and the erection is complex.
The height of the conical surface top load medium wave antenna is about 33 meters, the radius of the ground screen is 7 meters, the bottom of the conical surface top load medium wave antenna is formed by combining two sections of integral galvanized steel structure cylinders with the length of 8 meters, the middle (16 meters) of the conical surface top load medium wave antenna is a barrel-shaped insulator, the middle of the insulator and a cone is a 13-meter emitter, the top inclined plane is a 7-meter cone, the occupied area of the conical surface top load medium wave antenna is very small, and compared with a traditional mast type antenna and a self-supporting tower type antenna, the land area is greatly saved.
However, the three medium wave antenna erection structures are simple, the antenna radiating bodies are all in a fixed installation mode, once the antenna breaks down, workers are required to climb to the uppermost surface for overhauling or maintenance, the medium wave antenna is narrow in structure, the overhauling work of the maintainers is difficult to expand, the overhauling and maintenance of the antenna are inconvenient, time and labor are wasted, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is for solving current well ripples antenna erect the structure fairly simple, the difficult problem of overhauing when the antenna breaks down provides a connecting rod well ripples antenna convenient to overhaul.
The utility model discloses a connecting rod medium wave antenna convenient to overhaul, which comprises a conical antenna radiator, a folding bracket, a T-shaped bracket, an L-shaped fixing frame, a driving rod, a bent rod, a limit tension spring and a folding bracket fixing frame; an L-shaped fixing frame is fixedly arranged on the side of a vertical rod of the T-shaped support, one end of a driving rod is arranged on the vertical rod of the L-shaped fixing frame, the other end of the driving rod is arranged on a folding support fixing frame, the folding support fixing frame is arranged on the lower surface of the folding support, one end of a bent rod is arranged on a horizontal rod of the L-shaped fixing frame, the other end of the bent rod is arranged on the folding support fixing frame, one end of a limiting tension spring is arranged on the L-shaped fixing frame, the other end of the limiting tension spring is arranged on the folding support fixing frame, a conical antenna radiator is arranged on the upper surface of the folding support, an output shaft of, and then drive folding support motion, make folding support can be in vertical state or horizontality, when folding support was in the horizontality, folding support was kept level with the horizon bar of T type support.
Preferably, the number of the folding supports is 2, and the folding supports are respectively arranged on two sides of the T-shaped support.
Preferably, the number of the conical antenna radiators is 2, and the conical antenna radiators are respectively installed on the two folding brackets.
Preferably, the driving rod, the bent rod and the limit tension spring are rotatably mounted on the L-shaped fixing frame and the folding bracket fixing frame through bolts and nuts respectively.
The utility model has the advantages that: the utility model provides a foldable connecting rod medium wave antenna convenient to overhaul, a cone-shaped antenna radiator is arranged on a foldable bracket, the foldable bracket can be in a vertical state or a horizontal state, when the cone-shaped antenna radiator is in a normal working state, the foldable bracket is in a horizontal state and is level with a horizontal rod of a T-shaped bracket, when the cone-shaped antenna radiator needs to be overhauled or maintained, a motor is opened, and the driving rod connected with an output shaft of the motor drives the foldable bracket to move, make folding support change vertical state into, make things convenient for the staff to overhaul or maintain, overhaul or maintain the completion back, open the motor, drive folding support motion through the actuating lever with the output shaft of motor, make folding support change the horizontality into from vertical state.
Drawings
Fig. 1 is a schematic structural diagram of a connecting rod medium wave antenna convenient for maintenance according to the present invention;
FIG. 2 is a schematic view of a configuration of a link medium wave antenna in service;
fig. 3 is a rear view of fig. 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
The first embodiment is as follows: the connecting rod medium wave antenna convenient to overhaul according to the present embodiment is described below with reference to fig. 1, fig. 2, and fig. 3, and includes a conical antenna radiator 1, a folding bracket 2, a T-shaped bracket 3, an L-shaped fixing bracket 4, a driving rod 5, a bent rod 6, a limit tension spring 7, and a folding bracket fixing bracket 8;
an L-shaped fixing frame 4 is fixedly arranged on the side of a vertical rod of a T-shaped support 3, one end of a driving rod 5 is arranged on the vertical rod of the L-shaped fixing frame 4, the other end of the driving rod 5 is arranged on a folding support fixing frame 8, the folding support fixing frame 8 is arranged on the lower surface of a folding support 2, one end of a bent rod 6 is arranged on a horizontal rod of the L-shaped fixing frame 4, the other end of the bent rod 6 is arranged on the folding support fixing frame 8, one end of a limiting tension spring 7 is arranged on the L-shaped fixing frame 4, the other end of the limiting tension spring 7 is arranged on the folding support fixing frame 8, a conical antenna radiator 1 is arranged on the upper surface of the folding support 2, an output shaft of a motor is connected with the driving rod 5, the driving rod 5 rotates to drive the folding support fixing frame, when the folding bracket 2 is in a horizontal state, the folding bracket 2 is flush with the horizontal rod of the T-shaped bracket 3.
In this embodiment, the limit tension spring 7 serves to stretch the folding bracket 2 at the moment when the folding bracket 2 is changed from the vertical state to the horizontal state. One end of the limit tension spring 7 is arranged on the L-shaped fixed frame 4, and the installation position is arranged at the corner of the L-shaped fixed frame 4. The other end of the limit tension spring 7 is arranged on the folding bracket fixing frame 8, and the installation position is arranged at the position of the folding bracket fixing frame 8 close to the folding bracket 2.
In this embodiment, the driving rod 5 rotates around the connection point of the driving rod 5 and the L-shaped fixing frame 4, and the bending rod 6 rotates around the connection point of the bending rod 6 and the L-shaped fixing frame 4 to drive the folding bracket fixing frame 8 to move.
The second embodiment is as follows: the present embodiment is described below with reference to fig. 1 to 3, and the present embodiment further describes the first embodiment, wherein the number of the folding brackets 2 is 2, and the folding brackets are respectively arranged on both sides of the T-shaped bracket 3.
The third concrete implementation mode: in the following, the present embodiment is described with reference to fig. 1 to fig. 3, and the second embodiment is further described in the present embodiment, where the number of the conical antenna radiators 1 is 2, and the conical antenna radiators 1 are respectively mounted on two folding brackets 2.
The fourth concrete implementation mode: in the following description of the present embodiment with reference to fig. 1 to 3, the driving rod 5, the bending rod 6 and the limit tension spring 7 are rotatably mounted on the L-shaped fixing frame 4 and the folding bracket fixing frame 8 through bolts and nuts, respectively.
The utility model discloses in, the cone antenna irradiator is installed on folding support, and folding support can be in vertical state or horizontality. When the conical antenna radiator 1 is in a normal working state, the folding bracket 2 is in a horizontal state, and the folding bracket 2 is level with the horizontal rod of the T-shaped bracket 3; when cone antenna irradiator 1 broke down, need overhaul cone antenna irradiator 1, opened the motor, made the motor begin to work, the output shaft of motor actuating lever 5, actuating lever 5 begins to use actuating lever 5 and L type mount 4's tie point to rotate as the center, drives folding support 2 motion, makes folding support 2 become vertical state from the horizontality, makes things convenient for the staff to overhaul. After the maintenance is finished, the motor is opened, the driving rod 5 is driven to rotate, the folding support fixing frame 8 is driven to move, and the folding support 2 is changed from a vertical state to a horizontal state.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (4)
1. The connecting rod medium wave antenna convenient to overhaul is characterized by comprising a conical antenna radiating body (1), a folding support (2), a T-shaped support (3), an L-shaped fixing frame (4), a driving rod (5), a bent rod (6), a limiting tension spring (7) and a folding support fixing frame (8);
an L-shaped fixing frame (4) is fixedly arranged on the side of a vertical rod of a T-shaped support (3), one end of a driving rod (5) is arranged on the vertical rod of the L-shaped fixing frame (4), the other end of the driving rod (5) is arranged on a folding support fixing frame (8), the folding support fixing frame (8) is arranged on the lower surface of a folding support (2), one end of a bent rod (6) is arranged on a horizontal rod of the L-shaped fixing frame (4), the other end of the bent rod (6) is arranged on the folding support fixing frame (8), one end of a limiting tension spring (7) is arranged on the L-shaped fixing frame (4), the other end of the limiting tension spring (7) is arranged on the folding support fixing frame (8), a conical antenna radiator (1) is arranged on the upper surface of the folding support (2), an output shaft of a motor is connected with the driving rod (5), and the driving rod, and then drive folding support (2) motion, make folding support (2) can be in vertical state or horizontality, when folding support (2) were in the horizontality, folding support (2) kept level with the horizontal pole of T type support (3).
2. The easy-to-overhaul connecting rod medium wave antenna according to claim 1, wherein the number of the folding supports (2) is 2, and the folding supports are respectively arranged on two sides of the T-shaped support (3).
3. The easy-to-service connecting rod medium wave antenna according to claim 2, characterized in that the number of the conical antenna radiators (1) is 2, and the conical antenna radiators are respectively mounted on two folding brackets (2).
4. The easy-to-overhaul connecting rod medium wave antenna as claimed in claim 1, wherein the driving rod (5), the bent rod (6) and the limit tension spring (7) are rotatably mounted on the L-shaped fixing frame (4) and the folding bracket fixing frame (8) through bolts and nuts, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921056838.7U CN209880792U (en) | 2019-07-08 | 2019-07-08 | Connecting rod medium wave antenna convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921056838.7U CN209880792U (en) | 2019-07-08 | 2019-07-08 | Connecting rod medium wave antenna convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209880792U true CN209880792U (en) | 2019-12-31 |
Family
ID=68948818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921056838.7U Expired - Fee Related CN209880792U (en) | 2019-07-08 | 2019-07-08 | Connecting rod medium wave antenna convenient to overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209880792U (en) |
-
2019
- 2019-07-08 CN CN201921056838.7U patent/CN209880792U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |