TWM460469U - Intercom - Google Patents

Description

Walkie talkie

The present invention relates to a walkie-talkie, and in particular to a walkie-talkie for audio-visual communication.

The walkie-talkie can be roughly divided into an outdoor walkie-talkie and an indoor walkie-talkie, and the visitor can press the indoor walkie-talkie to communicate with the visitor by pressing a doorbell button set on the outdoor walkie-talkie to confirm the visitor identity, but the indoor walkie-talkie is usually set indoors, and the resident When you answer the call, you need to go to the gate to use it. It is a little troublesome to use.

In order to meet the needs of consumers, manufacturers currently give walkie-talkies a lot of useful functions when developing walkie-talkies, such as wireless audio and video communications, which can communicate directly with the resident's handheld device (such as a mobile phone), so residents can pick up whether they are at home or not. The handheld device can communicate with the visitor, and the handheld device can also be used to decide whether to open the door.

However, in order to realize the function of video communication, it is necessary to install a photographic lens and a sound receiver in the outer casing of the walkie-talkie, and the outer casing usually includes a front casing and a rear casing, and the photographic lens and the sound receiver are assembled. The image and voice of the visitor can be clearly received in response to the hole in the front casing. Although the assembler will assemble the photographic lens with the After the sound receiver corresponds to the hole of the outer casing, the front casing and the rear casing are screwed and fixed, but when the function of the walkie-talkie is tested and assembled, it is often found that the photographic lens and the sound receiver are shielded by the front casing and received. There is no image and sound, and the housing is also disassembled at this time to adjust the position of the photographic lens and the sounder, which makes the walkie-talkie quite inconvenient and time consuming to assemble.

Therefore, the purpose of the present invention is to provide a walkie-talkie that is easy to assemble and can communicate with video and audio.

Therefore, the present invention comprises a housing, a cover, a control circuit unit, and a video circuit unit. The housing defines a mounting slot. The cover is disposed at the front of the housing and includes an assembly portion. The control circuit unit is disposed in the mounting slot. The audio circuit unit is disposed on the assembly portion of the cover and electrically connected to the control circuit unit, and has an audio receiver and an image receiver respectively facing the cover and receiving sound and image.

2‧‧‧Shell

21‧‧‧Installation Department

22‧‧‧Connecting Department

221‧‧‧ base wall

222‧‧‧ first joint wall

223‧‧‧Second joint wall

224‧‧‧First limit column

225‧‧‧second limit column

23‧‧‧Installation slot

3‧‧‧ cover

31‧‧‧ 盖部

311‧‧‧ 盖

32‧‧‧Assembly Department

321‧‧‧Assembled wall

3211‧‧‧ Assembly surface

3212‧‧‧ joint surface

322‧‧‧First pillar

323‧‧‧second stud

324‧‧‧ first connecting wall

325‧‧‧Second connecting wall

326‧‧‧First positioning wall

327‧‧‧Second positioning wall

328‧‧‧First through hole

329‧‧‧Second through hole

320‧‧‧ third through hole

33‧‧‧Carmen

4‧‧‧Control circuit unit

41‧‧‧ front board

42‧‧‧ rear circuit board

43‧‧‧Communication module

431‧‧‧User Identification Card

44‧‧‧Power supply module

5‧‧‧Video Circuit Unit

51‧‧‧Installing the board

52‧‧‧Video Module

521‧‧‧Sound Receiver

522‧‧‧Image Receiver

523‧‧‧Voice player

524‧‧‧door button

525‧‧ Thread segment

6‧‧‧ Nuts

91‧‧‧terminal

92‧‧‧Terminal Block

93‧‧‧Electrical wiring

Other features and effects of the present invention will be apparent from the following description of the drawings. FIG. 1 is a perspective view of a preferred embodiment of the present invention; FIG. 2 is a preferred embodiment of the present invention. 3 is an exploded perspective view of the preferred embodiment of the present invention, illustrating a portion of a cover that is constrained by a housing; FIG. 4 is a cross-sectional view of the preferred embodiment; and FIG. A partial cross-sectional view of a preferred embodiment illustrating a cover of the cover The combination of the part and the assembly.

Referring to FIGS. 1 to 3, a preferred embodiment of the present invention includes a housing 2, a cover 3, a control circuit unit 4, and a video circuit unit 5.

The housing 2 includes a mounting portion 21 and a connecting portion 22 connected in front of the mounting portion 21. The mounting portion 21 and the connecting portion 22 together define a mounting slot 23 for mounting the control circuit unit 4 and the AV circuit unit 5. The connecting portion 22 has a base wall 221 extending outward from the four sides of the mounting portion 21, and a first engaging wall 222 and a second engaging wall 223 extending forward from the upper and lower sides of the base wall 221, respectively. Two first limiting posts 224 adjacent to the first bonding wall 222 and two second limiting posts 225 adjacent to the second bonding walls 223, respectively. The length of the second joint wall 223 protruding forwardly from the base wall 221 is greater than the length of the first joint wall 222 protruding from the base wall 221. The first limiting post 224 and the second limiting post 225 protrude forwardly from the base wall 221 at right and left intervals.

The cover body 3 of the present embodiment includes a cover portion 31 and an assembly portion 32 mounted behind the cover portion 31. The cover portion 31 has a cover wall 311. The cover wall 311 is configured to close an opening formed by the mounting groove 23 of the housing 2 to prevent rainwater and dust from entering the mounting slot 23 to damage the control circuit unit 4 and the AV circuit unit 5. Further, the cover wall 311 is Made of stainless steel, it strengthens the structural strength and makes the radio not easily damaged. In this embodiment, the cover portion 31 and the assembly portion 32 of the cover body 3 are composed of two detachable components, but may be integrally formed during implementation. The above combination is limited.

The assembly portion 32 of the cover 3 has an assembly wall 321 , two first protrusions 322 , and two second protrusions 323 respectively located below the first protrusions 322 , and the assembly wall 321 faces the housing 2 . a first connecting wall 324 extending from the base wall 221 and spaced apart from the first connecting wall 325 and a second connecting wall 325, and a first positioning wall 326 protruding upward from the first connecting wall 324, spaced apart from each other The second connecting wall 325 protrudes downwardly from the second positioning wall 327, and the two first through holes 328, the second through holes 329, and the third through holes 320 respectively. The assembly wall 321 has an assembly surface 3211 facing the housing 2 and a joint surface 3212 opposite to the assembly surface 3211. The first protrusions 322 and the second protrusions 323 are respectively protruded rearward from the assembly surface 3211, and the protrusion length of each of the first protrusions 322 protrudes rearward is greater than each of the second protrusions. The protruding length of 323. The first positioning wall 326 and the second positioning walls 327 are respectively restricted by the first limiting posts 224 of the housing 2 and the second limiting posts 225 . The first through holes 328 , the second through holes 329 , and the third through holes 320 respectively extend through the assembly surface 3211 and the joint surface 3212 of the assembly wall 321 . The first through holes 328 are spaced apart from each other on the side of the assembly wall 321 adjacent to the second connecting wall 325 , and the second through holes 329 are located adjacent to the first connecting wall 324 of the assembly wall 321 . One side, and the third through hole 320 is located between the first through holes 328 and the second through holes 329. In the implementation, the assembly portion 32 is fastened to the cover portion 31 through a latch 33 protruding from the joint surface 3212 of the assembly wall 321 . Further, the cover portion 31 has a plurality of holes for corresponding to the through holes 328, 329, 320.

The control circuit unit 4 includes a front circuit board 41 and a rear circuit board 42 disposed in the mounting slot 23 of the housing 2, and a communication module 43 disposed on the front circuit board 41, and A power supply module 44 disposed on the rear circuit board 42. The front circuit board 41 and the rear circuit board 42 are respectively located in the mounting groove 23 defined by the mounting portion 21 of the housing 2. The communication module 43 has a subscriber identity card 431 that stores a subscriber identification number. The power supply module 44 is electrically connected to the communication module 43 and the audio and video circuit unit 5 to provide power for both operations. In this embodiment, the subscriber identity card 431 is a SIM card for storing the subscriber identification number, that is, the telephone number. However, the user identification card 431 can also store a plurality of user identification numbers, not limited to one. In addition, the user identification number can also be stored in a flash connected to the user identification card 431.

The video circuit unit 5 includes a mounting circuit board 51 disposed on the assembly portion 32 of the cover 3 and located in the mounting slot 23, and a video module disposed on the mounting circuit board 51 and facing the cover 3. Group 52. The mounting circuit board 51 is fixed on the first protrusions 322 and the second protrusions 323 of the assembly portion 32, and the mounting circuit board 51 is located in the mounting slot 23 defined by the connecting portion 22 and The front circuit board 41 is spaced back and forth. The audio and video module 52 is electrically connected to the communication module 51 and the power supply module 44, and has a sound receiver 521 and an image respectively corresponding to the first through holes 328 of the assembly portion 32 and capable of receiving sound and image. The receiver 522, a pair of sound players 523 that should have the second through holes 329 and can play the sound, and a pair of doorbell buttons that should be pressed by the third through holes 320 524.

Referring to FIGS. 2 to 4, in the assembly of the present embodiment, the front circuit board 41 and the rear circuit board 42 of the control circuit unit 4 can be screwed and fixed to the mounting portion 21 of the housing 2 by a plurality of screws, respectively. The mounting circuit board 51 is screwed to the first protrusions 322 of the assembly portion 32 of the cover body 3 and the second protrusions 323 by means of four screws, so that the mounting circuit board 51 is disposed on the mounting circuit board 51. The sound receiver 521 and the image receiver 522 can respectively correspond to the first through holes 328 of the assembly portion 32. At this time, the assembler can supply power and test whether the sound receiver 521 and the image receiver 522 are respectively opposite. The first through hole 328 should be waited for.

Following the previous step, the latch 33 of the assembly portion 32 of the cover 3 is fastened into the cover portion 31 corresponding to the hole of the latch 33, and the cover portion 31 is buckled with the assembly portion 32 (eg, As shown in FIG. 5, a threaded section 525 of the doorbell button 524 is sequentially passed through the hole in the cover portion 31 and the third through hole 320 of the assembly portion 32, and is screwed on by the nut 6 The screw portion 525 is placed on the screw portion 525 to fix the cover portion 31 to the assembly portion 32. Then, the cover body 3 is moved to the base wall 221 of the casing 2, and the first positioning walls 326 of the assembly portion 32 and the second positioning walls 327 respectively correspond to the connecting portions 22 The first limiting post 224 and the second limiting post 225, the assembly portion 32 can be limited by the first limiting post 224 and the second limiting post 225, so that the assembly portion 32 does not It will be shaken up and down and left and right in the casing 2 to facilitate subsequent assembly. Finally, after the cover body 3 is screwed and fixed to the connecting portion 22 of the casing 2 by four screws, the assembly is completed in this embodiment.

It is to be noted that the front circuit board 41 and the rear circuit board 42 are fixedly and electrically connected by using a plurality of terminals 91 and a plurality of terminal blocks 92, and the mounting circuit board 51 and the front circuit board 41 are transparent. An electrical connection cable 93 is electrically connected. In addition, there are some wires installed and configured during assembly, such as wires electrically connected to the door locks, wires electrically connected to the power supply, etc., but the assembly of the wires is not the focus of this creation and will not be described here.

In the embodiment, after the doorbell button 524 of the AV circuit unit 5 is pressed, the communication module 43 then dials the user identification number stored in the user identification card 431 to the user end (for example, the indoor or mobile phone of the resident). At this time, as soon as the user terminal is turned on, the communication module 43 transmits the visitor voice and the visitor face image received by the sound receiver 521 and the image receiver 522 of the video module 52 to the visitor's face image by wireless communication. At the user end, the resident can know the identity of the visitor through the voice of the visitor and the facial image. On the other hand, the communication module 43 can simultaneously receive the voice transmitted from the user end corresponding to the user identification number in a wireless communication manner, and play through the sound player 523, so that the visitor can perform voice communication with the resident. And then learned that the household is not at home. Of course, if the household has multiple mobile phones, the user identification card 431 can also store multiple phone numbers, and the communication module 43 will dial the phone numbers in turn until the residents turn on the phone. In addition, the present invention can also control the opening or not of the door through the user terminal, which is quite convenient in use.

Referring to Figures 2 and 4, it should be noted that since the height of the intercom is lower than that of the average person, in this embodiment, the length of each of the first studs 322 of the cover 3 is greater than each Two-column 323 The length, plus the length of the second joint wall 223 of the casing 2 is greater than the length of the first joint wall 222, so that the mounting circuit board 51 of the AV circuit unit 5 can be fixed obliquely forwardly from the top to the bottom at the first The protrusion 322 is disposed on the second protrusion 323, and the cover body 3 is gradually inclined forwardly from the top to the bottom to cover the first joint wall 222 and the second joint wall 223, so that the sound receiver 521 The image receiver 522 can accurately correspond to the face of the person, and the face image and the voice of the person can be clearly recognized.

In summary, the present invention utilizes the design of the assembly portion 32 of the cover 3 for the installation of the AV circuit unit 5, and the sound receiving of the AV circuit unit 5 before the cover 3 is combined with the housing 2. The 521 and the image receiver 522 can be aligned with the first through holes 328 of the cover 3 in advance, and the sound receiver 521 and the image receiver 522 are found by the cover 3 when the test walkiet function is completed. After being shielded, the cover body 3 is again disassembled and re-adjusted. In addition, the assembly portion 32 of the cover 3 is firstly restrained by the first limiting post 224 of the housing 2 and the second limiting post 225 during assembly, so that the present invention is in the assembly process. The cover 3 does not shake, so that the assembler can smoothly screw the cover 3 to the housing 2. Therefore, the present invention is quite convenient and time-saving in assembly, and thus it is indeed possible to achieve the object of the present invention.

However, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, that is, the simple equivalent changes and modifications made in accordance with the scope of the present patent application and the contents of the patent specification, All remain within the scope of this new patent.

2‧‧‧Shell

21‧‧‧Installation Department

22‧‧‧Connecting Department

221‧‧‧ base wall

222‧‧‧ first joint wall

223‧‧‧Second joint wall

224‧‧‧First limit column

225‧‧‧second limit column

23‧‧‧Installation slot

3‧‧‧ cover

31‧‧‧ 盖部

311‧‧‧ 盖

32‧‧‧Assembly Department

321‧‧‧Assembled wall

3211‧‧‧ Assembly surface

322‧‧‧First pillar

323‧‧‧second stud

324‧‧‧ first connecting wall

325‧‧‧Second connecting wall

326‧‧‧First positioning wall

327‧‧‧Second positioning wall

328‧‧‧First through hole

320‧‧‧ third through hole

4‧‧‧Control circuit unit

41‧‧‧ front board

42‧‧‧ rear circuit board

43‧‧‧Communication module

431‧‧‧User Identification Card

44‧‧‧Power supply module

5‧‧‧Video Circuit Unit

51‧‧‧Installing the board

52‧‧‧Video Module

521‧‧‧Sound Receiver

522‧‧‧Image Receiver

523‧‧‧Voice player

524‧‧‧door button

525‧‧ Thread segment

6‧‧‧ Nuts

91‧‧‧terminal

92‧‧‧Terminal Block

93‧‧‧Electrical wiring

Claims (8)

A walkie-talkie comprising: a housing defining a mounting slot; a cover body disposed in front of the housing and including an assembly portion; a control circuit unit disposed in the mounting slot; and a video circuit unit And being disposed on the assembly portion of the cover body and electrically connected to the control circuit unit, and having an audio receiver and an image receiver respectively facing the cover and receiving sound and image. The interphone according to claim 1, wherein the assembly portion of the cover body has an assembly wall having an assembly surface facing the housing, the assembly portion further having two left and right intervals from the assembly surface toward the rear. a protruding first stud, and a second stud projecting rearward from the assembly surface and located under the first studs, the video circuit unit is obliquely disposed with the first studs and the same On the second stud. The walkie-talkie of claim 2, wherein the housing comprises a mounting portion, and a connecting portion connected to the front of the mounting portion, the mounting portion and the connecting portion jointly defining the mounting slot, the connecting portion having a self a base wall extending outwardly around the mounting portion, and a first joint wall and a second joint wall extending forwardly from upper and lower sides of the base wall, the cover body being obliquely disposed on the first joint wall and The first Two joint walls. The walkie-talkie of claim 3, wherein the housing further has two first limiting posts adjacent to the first engaging wall and projecting forwardly from the base wall at right and left intervals, and two adjacent to the second joint respectively a second limiting post protruding from the base wall at a distance from the base wall, the cover body further having a first connecting wall and a second connecting wall extending from the assembly wall toward the base wall and spaced apart from each other a first positioning wall projecting upwardly from the first connecting wall and spaced apart from the first limiting post, and respectively protruding from the second connecting wall and spaced apart from the second connecting wall A second positioning wall that is constrained by the second limit post. The interphone according to claim 2, wherein the assembly portion of the cover further has a first through hole which is disposed through the left and right intervals and respectively corresponding to the sound receiver and the image receiver, and a through hole respectively a second through hole and a third through hole, the audio circuit unit includes an audio and video module having the sound receiver and the image receiver, and the audio and video module further has a corresponding second through hole A sound player, and a pair of doorbell buttons that should be placed in the third through hole. The walkie-talkie device of claim 5, wherein the audio-visual circuit unit further comprises a mounting circuit board for the audio-visual module, wherein each of the first studs of the assembly portion of the cover has a protruding length greater than each second The protruding length of the studs, the first studs cooperate with the second studs to allow the mounting circuit board to be inclined from the top to the bottom. The walkie-talkie of claim 3, wherein the second engaging wall of the connecting portion of the housing protrudes from the base wall by a length greater than a length of the first engaging wall protruding from the base wall, the cover is from top to bottom The first joint wall and the second joint wall of the casing are gradually inclined obliquely forward. The intercom system of claim 1, wherein the control circuit unit comprises a front circuit board and a rear circuit board which are arranged at intervals, a communication module disposed on the front circuit board and electrically connected to the audio and video circuit unit, and A power supply module disposed on the rear circuit board and electrically connecting the communication module and the audio circuit unit and providing power.