CN211908789U - High-efficient radio transmission intercom - Google Patents
High-efficient radio transmission intercom Download PDFInfo
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- CN211908789U CN211908789U CN202020933110.4U CN202020933110U CN211908789U CN 211908789 U CN211908789 U CN 211908789U CN 202020933110 U CN202020933110 U CN 202020933110U CN 211908789 U CN211908789 U CN 211908789U
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Abstract
The utility model discloses a high-efficiency radio transmitting interphone, which comprises an interphone casing and an antenna sleeve, wherein the antenna sleeve is in threaded connection with the end part of the interphone casing, the inside of the interphone casing is connected with a main board through a bolt, the upper end of the antenna sleeve is inserted with a secondary antenna, a sheath is added at the end part of the antenna sleeve to be connected with the secondary antenna, meanwhile, a connecting wire is added in the sheath to be connected with the sheath, the other end of the connecting wire is connected with an electrode pole to be conveniently connected with a main antenna arranged at the end part of the main board, when the regional signal of the interphone is weaker, the sheath can be pulled out upwards, the length of the antenna sleeve and the sheath after combination is extended through the combination of an outer pipe and an inner pipe, thereby the secondary antenna is lifted, the horizontal height of receiving and sending of the signal is improved, the coverage surface of the transmitting signal of the, the possibility of signal shielding of buildings near the interphone is reduced.
Description
Technical Field
The utility model relates to an intercom technical field specifically is a high-efficient radio transmission intercom.
Background
The interphone is a two-way mobile communication tool, can be used for communication without any network support, has no telephone charge, and is suitable for occasions with relatively fixed and frequent communication. Interphones have three main categories: analog interphone, digital interphone, IP interphone. The range of coverage of the interphone is wide. The radio communication devices operating in the ultra-short wave band are all referred to as walkie-talkies herein, and in practice, according to the relevant national standards, they will be referred to as ultra-short wave fm radio telephones. Small power, small volume handheld wireless telephones, previously known as walkie-talkies and walkie-talkies, are commonly referred to by people as "walkie-talkies"; a radio telephone set which is large in power and volume and can be mounted in a vehicle (a ship) or used fixedly is called a "radio station", such as a vehicle-mounted station (a vehicle-mounted machine), a ship station, a fixed station, a base station, a transfer station, and the like.
The reinforced concrete building in the existing city absorbs the electric wave sent by the interphone seriously, and the outdoor use avoids the blocking of surrounding tall buildings or trees, otherwise the communication of the interphone is influenced, and particularly a commander needs to command and operate in a relatively open area.
Therefore, the high-efficiency radio transmitting interphone solves the problems in the prior art, is convenient to expand the position of an antenna, improves the transmitting height of the antenna and reduces the influence of a shelter on signals.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient radio transmission intercom to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency radio transmitting interphone comprises an interphone shell and an antenna sleeve, wherein the antenna sleeve is in threaded connection with the end part of the interphone shell, the interphone shell is internally connected with a main board through a bolt, the front end face of the interphone shell is provided with a loudspeaker notch matched with the main board, the rear end of the interphone shell is inserted with a battery, the end part of an electrode of the battery is in elastic contact with a battery elastic sheet of the main board, the end part of the main board is welded with a main antenna, and the end part of the main antenna is inserted in an antenna connecting hole in the side wall of the interphone shell;
the upper end of the antenna sleeve is inserted with an auxiliary antenna, the end part of the antenna sleeve is sleeved with an electrode column matched with the auxiliary antenna, and the electrode column is inserted at the end part of the shell of the interphone through the antenna sleeve;
the antenna sleeve is characterized in that a sheath is inserted at the end part of the antenna sleeve, the auxiliary antenna is bonded inside the sheath, a connecting wire is inserted inside the sheath, the end part of the connecting wire is electrically connected with the auxiliary antenna, the other end of the connecting wire is electrically connected with the electrode column through a wire, the end part of the antenna sleeve is sleeved with an outer tube, an inner tube is sleeved inside the outer tube, and the sheath is bonded at the end part of the inner tube.
Preferably, the outer thread structure is arranged on the side wall of the end part of the antenna sleeve, and the inner thread structure matched with the end part of the antenna sleeve is arranged on the inner side wall of the lower end of the sleeve.
Preferably, charging socket has been seted up to intercom housing side wall, it has the rubber buffer to peg graft in the middle of the charging socket, the rubber buffer terminal surface is equal with intercom housing side wall.
Preferably, a key is inserted in a groove at the lower end of the shell of the interphone, and the end part of the key is in elastic contact with a key on the side wall of the main board.
Preferably, the upper end of the interphone shell is sleeved with a knob switch, and the knob switch is electrically connected with the main board through a wire.
Preferably, the end part of the battery shell is connected with the shell of the interphone through a buckle, the side edge of the battery shell is provided with anti-slip stripes, and a copper nut is prefabricated in the middle of the battery shell.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses at the inside mainboard of installation of intercom shell, mainboard tip welding main antenna to and the battery of rear end installation, constituted intercom main body part, the speaker notch that the intercom shell outside set up is used for cooperating the speaker of installation on the mainboard to make a sound, conveniently knows the sound content that other staff pass through the intercom transmission, and main antenna is used for receiving and dispatching the signal that the mainboard transmitted, the battery is used for supplying power to the mainboard, maintains the normal operating of intercom part; the upper end of the antenna sleeve is inserted with an auxiliary antenna, the auxiliary antenna is connected with the interphone shell through an electrode column and is connected with a main board with a main antenna, which is arranged in the interphone shell, through a lead, so that an extension circuit of the main antenna is formed, and the main antenna can transmit sound signals conveniently; increase the sheath at antenna sleeve tip and connect vice antenna, simultaneously increase the connecting wire and be connected with the sheath in the sheath is inside, the connecting wire other end is connected with the electrode post, convenient main antenna connection with mainboard tip installation, when intercom place regional signal is more weak, can upwards extract the sheath, the combination through outer tube and inner tube extends the length behind antenna sleeve and the sheath combination, thereby rise vice antenna, improve the level of place signal transceiver, along with the increase of transmitting height, intercom transmission signal covers the face increase, can promote the communication effect greatly from this, and improve antenna height, can reduce near building of intercom to the possibility that the signal sheltered from, reduce the consumption of signal.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the back structure of the present invention;
fig. 3 is a schematic diagram of the internal components of the present invention.
In the figure: the speaker comprises a shell body of an interphone 1, an antenna sleeve 2, a copper nut 3, a main board 4, a loudspeaker notch 5, a battery 6, a main antenna 7, an auxiliary antenna 8, an electrode column 9, a sheath 10, a connecting wire 11, an outer tube 12, an inner tube 13, a charging socket 14, a rubber plug 15, a key 16 and a knob switch 17.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a high-efficiency radio transmitting interphone comprises an interphone shell 1 and an antenna sleeve 2, wherein the antenna sleeve 2 is in threaded connection with the end part of the interphone shell 1, the interphone shell 1 is internally connected with a main board 4 through bolts, the front end surface of the interphone shell 1 is provided with a loudspeaker notch 5 matched with the main board 4, the rear end of the interphone shell 1 is inserted with a battery 6, the electrode end part of the battery 6 is in elastic contact with a battery spring piece of the main board 4, the end part of the main board 4 is welded with a main antenna 7, the end part of the main antenna 7 is inserted in an antenna connecting hole on the side wall of the interphone shell 1, the main board 4 is installed inside the interphone shell 1, the main antenna 7 is welded at the end part of the main board 4, and the battery 6 installed at the rear end forms an interphone body part, the loudspeaker notch 5 arranged outside the interphone shell of the interphone 1 is used for matching with a loudspeaker installed, the main antenna 7 is used for receiving and transmitting signals transmitted by the main board 4, and the battery 6 is used for supplying power to the main board 4 and maintaining the normal operation of the interphone part;
an auxiliary antenna 8 is inserted at the upper end of the antenna sleeve 2, an electrode column 9 matched with the auxiliary antenna 8 is sleeved at the end part of the antenna sleeve 2, the electrode column 9 is inserted at the end part of the interphone shell 1 through the antenna sleeve 2, the auxiliary antenna 8 is inserted at the upper end of the antenna sleeve 2, the auxiliary antenna 8 is connected with the interphone shell 1 through the electrode column 9 and is connected with a main board 4 with a main antenna 7 arranged in the interphone shell 1 through a lead, an extended circuit of the main antenna 7 is formed, and the main antenna 7 is convenient to transmit sound signals;
the end part of the antenna sleeve 2 is inserted with a sheath 10, the secondary antenna 8 is adhered inside the sheath 10, the inner side of the sheath 10 is inserted with a connecting wire 11, the end part of the connecting wire 11 is electrically connected with the secondary antenna 8, the other end of the connecting wire 11 is electrically connected with the electrode post 9 through a lead, the end part of the antenna sleeve 2 is sleeved with an outer tube 12, the inner tube 13 is sleeved inside the outer tube 12, the sheath 10 is adhered at the end part of the inner tube 13, the sheath 10 is added at the end part of the antenna sleeve 2 to be connected with the secondary antenna 8, the connecting wire 11 is added inside the sheath 10 to be connected with the sheath 10, the other end of the connecting wire 11 is connected with the electrode post 9 to be conveniently connected with the main antenna 7 installed at the end part of the main board 4, when the signal of the area where the interphone is located is weak, the sheath 10 can be pulled upwards, the length of the, along with the increase of transmission height, the increase of intercom transmission signal coverage, can promote the communication effect greatly from this, and improve antenna height, can reduce near building of intercom to the possibility that the signal sheltered from, reduce the consumption of signal.
Specifically, the external thread structure has been seted up to 2 tip lateral walls of antenna sleeve, and sheath 10 lower extreme inside wall seted up with 2 tip assorted internal thread structures of antenna sleeve, and the internal thread cooperatees with the external screw thread, conveniently twists sheath 10 at 2 tip of antenna sleeve, maintains antenna sleeve 2 and 10 connection structure's of sheath stability.
Specifically, charging socket 14 has been seted up to intercom housing 1 lateral wall, and it has rubber buffer 15 to peg graft in the middle of charging socket 14, and 15 terminal surfaces of rubber buffer are equal with intercom housing 1 lateral wall, and rubber buffer 15 is used for protecting charging socket 14, pulls out rubber buffer 15, inserts charging wire in charging socket 14, makes things convenient for the intercom to charge.
Specifically, the key 16 is inserted in the groove at the lower end of the interphone shell 1, the end part of the key 16 is in elastic contact with the side wall key of the main board 4, the key 16 is additionally arranged on the side wall of the interphone shell 1, the end part of the key 16 is in contact with the side wall key of the main board 4, and the key of the main board 4 is conveniently driven to adjust the working parameters of the interphone.
Concretely, rotary switch 17 has been cup jointed to 1 upper end of intercom casing, and rotary switch 17 passes through wire and 4 electric connection of mainboard, and rotary switch 17 is used for adjusting the volume that 4 speaker part of mainboard sent, adapts to different environment user demands.
Specifically, the end of the shell of the battery 6 is connected with the shell 1 of the interphone through a buckle, the anti-slip stripes are arranged on the side edge of the shell of the battery 6, the copper nut 3 is prefabricated at the middle position of the shell of the battery 6, and the copper nut 3 added at the middle position of the shell of the battery 6 is used for being matched with a back clip part to conveniently fix the interphone.
The structure principle is as follows: frequency range of interphone specification: UHF 430-440 MHz; number of channels, 16; channel spacing, 25/12.5 KHz; working voltage, 7.2V; antenna impedance, 50 Ω; the working temperature range is-25 ℃ to +65 ℃; frequency stability, ± 2.5 ppm;
transmitting part parameters: the output power is less than or equal to 5W; modulation mode (wide band, narrow band), 16K Φ F3E/11K Φ F3E; the maximum frequency deviation (broadband and narrowband) is less than 5 KHz/less than 2.5 KHz; clutter radiation < 7 uW; pre-emphasis characteristics, 6dB per doubling increment; the frequency modulation distortion is less than or equal to 5 percent; CTCSS/DCS frequency deviation (wide/narrow band), 0.75KHz plus or minus 50KHz,0.37KHz plus or minus 30 KHz; emission current is less than or equal to 2.4A; modulation sensitivity, 12 mV;
receiving part of parameters: reference sensitivity, -22dBm (12dB SINAD); modulating and receiving a broadband and 5 KHz; the audio power is more than or equal to 0.5W; audio distortion, < 10%; blocking is more than or equal to 85 dB; intermodulation (broadband and narrowband) is more than or equal to 60dB and more than or equal to 55 dB; the adjacent channel selectivity (wide band and narrow band) is more than or equal to 65dB and more than or equal to 60 dB; batteries, 3500mAh (polymeric lithium battery); the external dimensions (height × width × depth), 120 × 53 × 38 mm; weight (with antenna and battery), 295 g;
a main board 4 is arranged in the shell 1 of the interphone, a main antenna 7 is welded at the end part of the main board 4, and a battery 6 is arranged at the rear end of the main board 4 to form a main part of the interphone, a loudspeaker notch 5 arranged at the outer side of the shell of the interphone 1 is used for being matched with a loudspeaker arranged on the main board 4 to make a sound, so that the sound content transmitted by other workers through the interphone can be conveniently known, the main antenna 7 is used for receiving and transmitting signals transmitted by the main board 4, and the battery 6 is used for supplying power to the main board 4 to maintain the normal operation of the; an auxiliary antenna 8 is inserted at the upper end of the antenna sleeve 2, the auxiliary antenna 8 is connected with the interphone shell 1 through an electrode column 9 and is connected with a main board 4 with a main antenna 7 arranged in the interphone shell 1 through a lead to form an extension circuit of the main antenna 7, so that the main antenna 7 can transmit sound signals conveniently; increase the sheath 10 at antenna sleeve 2 tip and connect vice antenna 8, increase connecting wire 11 and sheath 10 in sheath 10 inside simultaneously and be connected, the connecting wire 11 other end is connected with electrode post 9, conveniently be connected with the main antenna 7 of 4 tip installations of mainboard, when the regional signal of intercom place is more weak, can upwards extract sheath 10, the length after antenna sleeve 2 and the combination of sheath 10 is extended through the combination of outer tube 12 and inner tube 13, thereby rise vice antenna 8, improve the level of place signal receiving and dispatching, along with the increase of transmission height, intercom transmission signal covers the face and increases, thereby can promote communication effect greatly, and improve the antenna height, can reduce near the building of intercom to the possibility that the signal sheltered from, reduce the consumption of signal.
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. A high-efficiency radio transmitting interphone comprises an interphone shell (1) and an antenna sleeve (2), and is characterized in that: the antenna sleeve (2) is in threaded connection with the end of the interphone shell (1), the inner part of the interphone shell (1) is connected with a main board (4) through a bolt, a speaker notch (5) matched with the main board (4) is formed in the front end face of the interphone shell (1), a battery (6) is inserted into the rear end of the interphone shell (1), the electrode end of the battery (6) is in elastic contact with a battery elastic sheet of the main board (4), a main antenna (7) is welded to the end of the main board (4), and the end of the main antenna (7) is inserted into an antenna connecting hole in the side wall of the interphone shell (1);
an auxiliary antenna (8) is inserted at the upper end of the antenna sleeve (2), an electrode column (9) matched with the auxiliary antenna (8) is sleeved at the end part of the antenna sleeve (2), and the electrode column (9) is inserted at the end part of the interphone shell (1) through the antenna sleeve (2);
antenna sleeve pipe (2) tip is pegged graft and is had sheath (10), secondary antenna (8) bond inside sheath (10), sheath (10) inboard is pegged graft and is had connecting wire (11), connecting wire (11) tip and secondary antenna (8) electric connection, the connecting wire (11) other end passes through wire and electrode post (9) electric connection, antenna sleeve pipe (2) tip has cup jointed outer tube (12), inner tube (13) have been cup jointed to outer tube (12) inside, sheath (10) bond at inner tube (13) tip.
2. The high efficiency radio transmitting interphone of claim 1, characterized in that: the antenna sleeve (2) is characterized in that the side wall of the end part of the antenna sleeve (2) is provided with an external thread structure, and the inner side wall of the lower end of the sheath (10) is provided with an internal thread structure matched with the end part of the antenna sleeve (2).
3. The high efficiency radio transmitting interphone of claim 1, characterized in that: charging socket (14) have been seted up to intercom casing (1) lateral wall, it has rubber buffer (15) to peg graft in the middle of charging socket (14), rubber buffer (15) terminal surface is the same level with intercom casing (1) lateral wall.
4. The high efficiency radio transmitting interphone of claim 1, characterized in that: the lower end groove of the interphone shell (1) is internally inserted with a key (16), and the end part of the key (16) is in elastic contact with a key on the side wall of the main board (4).
5. The high efficiency radio transmitting interphone of claim 1, characterized in that: the upper end of the interphone shell (1) is sleeved with a rotary switch (17), and the rotary switch (17) is electrically connected with the main board (4) through a wire.
6. The high efficiency radio transmitting interphone of claim 1, characterized in that: the battery is characterized in that the end part of the shell of the battery (6) is connected with the interphone shell (1) through a buckle, anti-slip stripes are arranged on the side edge of the shell of the battery (6), and a copper nut (3) is prefabricated in the middle of the shell of the battery (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020933110.4U CN211908789U (en) | 2020-05-28 | 2020-05-28 | High-efficient radio transmission intercom |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020933110.4U CN211908789U (en) | 2020-05-28 | 2020-05-28 | High-efficient radio transmission intercom |
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| Publication Number | Publication Date |
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| CN211908789U true CN211908789U (en) | 2020-11-10 |
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| CN202020933110.4U Active CN211908789U (en) | 2020-05-28 | 2020-05-28 | High-efficient radio transmission intercom |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794485A (en) * | 2021-09-01 | 2021-12-14 | 南京金荣德信息技术有限公司 | 300M wireless radio frequency communication system |
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2020
- 2020-05-28 CN CN202020933110.4U patent/CN211908789U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794485A (en) * | 2021-09-01 | 2021-12-14 | 南京金荣德信息技术有限公司 | 300M wireless radio frequency communication system |
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