CN215576965U - Infrared remote control receiving head - Google Patents
Infrared remote control receiving head Download PDFInfo
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- CN215576965U CN215576965U CN202121088175.4U CN202121088175U CN215576965U CN 215576965 U CN215576965 U CN 215576965U CN 202121088175 U CN202121088175 U CN 202121088175U CN 215576965 U CN215576965 U CN 215576965U
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- remote control
- circuit board
- receiving head
- control receiving
- infrared remote
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Abstract
The utility model discloses an infrared remote control receiving head, which has the technical scheme key points that: comprises a device body, an iron bright outer shielding shell and a circuit board, wherein the device body consists of a lower shell, an upper shell and a light receiving surface, an upper shell is fixedly arranged at the upper end of the lower shell, a light receiving surface is fixedly arranged on the upper surface of the upper shell, the outer surface of the device body is fixedly provided with an iron bright outer shielding shell, the interior of the device body is fixedly provided with a circuit board, the circuit board consists of a positive electrode, a negative electrode, a mounting seat, a signal pin, an infrared emission lamp, an infrared remote control receiving head, a power connection part and a screw hole, the utility model solves the problems that the anti-interference distance is shorter than that in a normal environment, the anti-interference capability of the external line remote control receiving head is not strong, and the structure needs to be improved.
Description
Technical Field
The utility model relates to the technical field of receiving heads, in particular to an infrared remote control receiving head.
Background
The infrared receiving head emits light through an infrared Light Emitting Diode (LED), and the internal structure of the infrared light emitting diode (infrared emitting tube) is basically the same as that of a common light emitting diode. The infrared receiving heads are of various types, the definition of the pins is different, and generally, the infrared receiving heads have three pins including a power supply pin, a grounding pin and a signal output pin. The receiving head with corresponding demodulation frequency is selected according to the difference of the modulated carrier wave of the transmitting terminal, and the infrared receiving head is widely applied to: the system comprises household appliances such as an air conditioner, a fan heater, a humidifier, a television, a set top box, a hard disk player, a multimedia combined sound, a digital photo frame, a mobile phone and the like, computers and peripheral equipment, induction sanitary wares, instruments, industrial automation, remote control toys, communication equipment, photographic equipment, business machines, financial electronics, automotive electronics, lamp decoration and illumination and the like. The utility model discloses a closed inner shield structure is disclosed in chinese utility model patent CN201120289808, and this patent aim at reinforcing is to external interference killing feature, but this kind of closed structure has weakened the received signal ability, and the structure is complicated, and the production degree of difficulty increases, is unfavorable for the product to develop to small-size direction in the encapsulation side.
At present, the top end of the existing infrared remote control receiving head support is formed by a large square shape, the distance of interference resistance of an infrared remote control receiving head produced by the infrared remote control receiving head with the square shape is shorter than that of the infrared remote control receiving head in a normal environment in an optical and electrical interference environment, the interference resistance of an external remote control receiving head is not strong, and structural improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an infrared remote control receiving head, aiming at solving the problems that the anti-interference distance in the background technology is shorter than that in the normal environment, the anti-interference capability of an external remote control receiving head is not strong, and the structure needs to be improved.
The technical purpose of the utility model is realized by the following technical scheme: an infrared remote control receiving head comprises a device body, an iron bright outer shielding shell and a circuit board, wherein the device body consists of a lower shell, an upper shell and an illuminated surface, the upper end of the lower shell is fixedly provided with the upper shell, the upper surface of the upper shell is fixedly provided with the illuminated surface, the outer surface of the device body is fixedly provided with the iron bright outer shielding shell, the circuit board is fixedly arranged inside the device body and consists of a positive electrode, a negative electrode, a mounting seat, a signal pin, an infrared emission lamp, an infrared remote control receiving head, a power connection part and a screw hole, the upper surface of the circuit board is fixedly provided with the positive electrode and the negative electrode, the upper surface of the circuit board is uniformly provided with a plurality of mounting seats, the upper surface of each mounting seat is fixedly provided with the signal pin, and the upper surface of the circuit board is fixedly provided with the infrared emission lamp, the utility model discloses a signal pin, including circuit board, signal pin, mount pad, ground connection and signal output, the intermediate position of circuit board is provided with infrared remote control receiving head, the fixed department that connects electricity that is provided with in left side of infrared remote control receiving head, the screw rod hole has been seted up to the four corners department of circuit board, the signal row needle is kept away from one side fixed mounting of mount pad has metal pin, metal pin includes power supply foot, ground connection and signal output, the power supply foot ground connection with signal output respectively with the extension the signal row needle corresponds.
Furthermore, the four corners inside the lower shell are uniformly provided with mounting and fixing holes.
Through the technical scheme, the installation fixing holes can be formed to coincide with the screw holes formed in the circuit board, and the fastening of screws is facilitated.
Furthermore, the iron bright outer shielding shell is composed of a fastening strip, a fixing buckle and a mounting hole, the fastening strip and the fixing buckle are integrally arranged, and the mounting hole is formed in the upper surface of the fixing buckle.
Through above-mentioned technical scheme, the bright outer shield shell of iron of being convenient for carries out the cladding to the device body, avoids spending a large amount of time on the dismounting device body.
Further, the positive electrode and the negative electrode are respectively disposed on the top of the circuit board.
Through the technical scheme, the positions of the positive electrode and the negative electrode on the circuit board can be clearly distinguished.
Furthermore, the infrared emission lamp is located the mount pad with the left side of signal pin header.
Through above-mentioned technical scheme, can make and leave certain space between the device, avoid the phenomenon of segmentation to appear, the light that can clear see infrared emission lamp sent.
In conclusion, the utility model mainly has the following beneficial effects:
the utility model has the advantages that the infrared remote control receiving head is arranged, so that the anti-interference and shortening distance of the infrared remote control receiving head is shorter than that of the infrared remote control receiving head produced by the original bracket in the environment of optical and electrical interference; through the cooperation of being provided with mount pad, signal row needle and metal pin, be favorable to infrared remote control receiving head signal reception distance to increase than the infrared remote control receiving head signal reception distance of former device production.
Drawings
FIG. 1 is a schematic structural view of the present embodiment;
FIG. 2 is an exploded view of the device body;
FIG. 3 is a left side view of the present embodiment;
fig. 4 is a schematic structural diagram of the circuit board.
Reference numerals: 1. a device body; 101. a lower housing; 1011. mounting a fixing hole; 102. an upper housing; 103. a light receiving surface; 2. an iron bright outer shielding shell; 201. a fastening strip; 202. fixing the buckle; 203. mounting holes; 3. a circuit board; 301. a positive electrode; 302. a negative electrode; 303. a mounting seat; 304. a signal pin header; 305. an infrared emitting lamp; 306. an infrared remote control receiving head; 307. a power connection part; 308. a screw hole; 4. a metal pin; 401. a power supply pin; 402. grounding; 403. and (6) outputting the signals.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to fig. 1-4, an infrared remote control receiving head comprises a device body 1, an iron bright outer shielding shell 2 and a circuit board 3, wherein the device body 1 is composed of a lower shell 101, an upper shell 102 and a light receiving surface 103, the upper end of the lower shell 101 is fixedly provided with the upper shell 102, the light receiving surface 103 is fixedly arranged on the upper surface of the upper shell 102, the iron bright outer shielding shell 2 is fixedly arranged on the outer surface of the device body 1, the circuit board 3 is fixedly arranged inside the device body 1, the circuit board 3 is composed of a positive electrode 301, a negative electrode 302, a mounting seat 303, a signal pin 304, an infrared emitting lamp 305, an infrared remote control receiving head 306, a power connection part 307 and a screw hole 308, the positive electrode 301 and the negative electrode 302 are fixedly arranged on the upper surface of the circuit board 3, the mounting seats 303 are uniformly arranged on the upper surface of the circuit board 3, the signal pin 304 is fixedly arranged on the upper surface of the mounting seats 303, the upper surface of the circuit board 3 is fixedly provided with an infrared emission lamp 305, the middle position of the circuit board 3 is provided with an infrared remote control receiving head 306, the left side of the infrared remote control receiving head 306 is fixedly provided with an electric connection part 307, four corners of the circuit board 3 are provided with screw holes 308, one side of the signal pin header 304 far away from the mounting seat 303 is fixedly provided with a metal pin 4, the metal pin 4 comprises a power supply pin 401, a grounding pin 402 and a signal output pin 403, the power supply pin 401, the grounding pin 402 and the signal output pin 403 respectively correspond to the extended signal pin header 304, in the embodiment, the iron-bright outer shielding shell 2 is made of iron material, and the metal pin 4 enables the mounting seat 303 and a welding pad on a printed board to form a welding point together through soft soldering.
Referring to fig. 2, the lower housing 101 has four uniform mounting holes 1011 formed at its four corners.
Referring to fig. 1 and 3, the iron bright outer shielding shell 2 is composed of a fastening strip 201, a fixing buckle 202 and a mounting hole 203, the fastening strip 201 and the fixing buckle 202 are integrally arranged, and the mounting hole 203 is formed on the upper surface of the fixing buckle 202.
Referring to fig. 4, positive electrodes 301 and negative electrodes 302 are respectively disposed on the top of the circuit board 3.
Referring to fig. 4, an infrared ray emitting lamp 305 is positioned at the left side of the mounting base 303 and the signal pin header 304, the infrared ray emitting lamp 305 is emitted through an infrared ray emitting diode, and the internal configuration of the infrared ray emitting lamp is substantially the same as that of a general light emitting diode.
In summary, when in use, firstly, whether the device body 1 is damaged is checked, if no problem exists, the iron bright outer shielding shell 2 is installed, the device body 1 is installed at a specified position, a power supply is connected, a coding IC is arranged to amplify and modulate through a triode, then the electric signal is converted into an optical signal through an infrared emission tube and is emitted out, secondly, a receiving tube receives the optical signal emitted by the signal pin 304 and converts the optical signal into an electric signal, the electric signal is input into the receiving IC and is amplified, gained, filtered, demodulated, shaped and restored, an original code given by a remote controller is restored, and the electric signal is input into a code identification circuit at the back through a signal output pin 403 of a metal pin 4.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; 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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an infrared remote control receiving head, includes device body (1), iron bright outer shielding case (2) and circuit board (3), its characterized in that: the device body (1) consists of a lower shell (101), an upper shell (102) and a light receiving surface (103), the upper end of the lower shell (101) is fixedly provided with the upper shell (102), the upper surface of the upper shell (102) is fixedly provided with the light receiving surface (103), the outer surface of the device body (1) is fixedly provided with a ferro-bright outer shielding shell (2), the interior of the device body (1) is fixedly provided with a circuit board (3), the circuit board (3) consists of a positive electrode (301), a negative electrode (302), a mounting seat (303), a signal pin header (304), an infrared emission lamp (305), an infrared remote control receiving head (306), a power connection part (307) and a screw hole (308), the upper surface of the circuit board (3) is fixedly provided with the positive electrode (301) and the negative electrode (302), and the upper surface of the circuit board (3) is uniformly provided with a plurality of mounting seats (303), the last fixed surface of mount pad (303) is provided with signal row needle (304), the last fixed surface of circuit board (3) is provided with infrared emission lamp (305), the intermediate position of circuit board (3) is provided with infrared remote control receiving head (306), the fixed electricity department (307) that connects that is provided with in left side of infrared remote control receiving head (306), screw hole (308) have been seted up to the four corners department of circuit board (3), signal row needle (304) are kept away from one side fixed mounting of mount pad (303) has metal pin (4), metal pin (4) are including power supply foot (401), ground connection (402) and signal output (403), power supply foot (401) ground connection (402) and signal output (403) respectively with the extension signal row needle (304) correspond.
2. An infrared remote control receiving head as defined in claim 1, wherein: and four corners inside the lower shell (101) are uniformly provided with mounting and fixing holes (1011).
3. An infrared remote control receiving head as defined in claim 1, wherein: the iron bright external shielding shell (2) is composed of a fastening strip (201), a fixed buckle (202) and a mounting hole (203), the fastening strip (201) and the fixed buckle (202) are integrally arranged, and the mounting hole (203) is formed in the upper surface of the fixed buckle (202).
4. An infrared remote control receiving head as defined in claim 1, wherein: the positive electrode (301) and the negative electrode (302) are respectively arranged on the top of the circuit board (3).
5. An infrared remote control receiving head as defined in claim 1, wherein: the infrared emission lamp (305) is positioned on the left side of the mounting seat (303) and the signal pin header (304).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121088175.4U CN215576965U (en) | 2021-05-20 | 2021-05-20 | Infrared remote control receiving head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121088175.4U CN215576965U (en) | 2021-05-20 | 2021-05-20 | Infrared remote control receiving head |
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| Publication Number | Publication Date |
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| CN215576965U true CN215576965U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121088175.4U Active CN215576965U (en) | 2021-05-20 | 2021-05-20 | Infrared remote control receiving head |
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| CN (1) | CN215576965U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116434514A (en) * | 2023-06-02 | 2023-07-14 | 永林电子股份有限公司 | Infrared remote control method and infrared remote control device |
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2021
- 2021-05-20 CN CN202121088175.4U patent/CN215576965U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116434514A (en) * | 2023-06-02 | 2023-07-14 | 永林电子股份有限公司 | Infrared remote control method and infrared remote control device |
| CN116434514B (en) * | 2023-06-02 | 2023-09-01 | 永林电子股份有限公司 | Infrared remote control method and infrared remote control device |
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