CN110535484B

CN110535484B - Can hang and detain and be difficult for losing intercom that falls

Info

Publication number: CN110535484B
Application number: CN201910950607.9A
Authority: CN
Inventors: 林家卯
Original assignee: Tyt Electronics Co ltd
Current assignee: Tyt Electronics Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2021-04-13
Anticipated expiration: 2039-10-08
Also published as: CN110535484A

Abstract

The invention discloses an interphone capable of being hung and buckled and not easy to lose, which comprises the following components: the intercom is hollow structure, the leading flank of intercom is from last to being equipped with earphone, display screen, input unit and microphone down in proper order, the upper surface middle part of intercom is equipped with first fixture block, the lower surface middle part of intercom is equipped with the second fixture block, second fixture block and first fixture block are the hemisphere lug, the inside of intercom is equipped with battery, casing: the casing is hollow structure, the inner chamber mid-mounting of casing has the intercom, the upper end of casing is equipped with the mounting panel, the upper surface middle part of mounting panel is equipped with the card hole, card hole and first fixture block cooperation installation, this intercom that can hang and detain and be difficult for losing, fix the intercom through fixed unit in the casing and intensive unit, and then can avoid the intercom to drop from the casing when hanging to detain to avoid the intercom to lose.

Description

Can hang and detain and be difficult for losing intercom that falls

Technical Field

The invention relates to the technical field of interphones, in particular to an interphone capable of being hung and not easy to lose.

Background

With the development of science and technology, the development of interphone products in the electronic communication industry is rapid. The interphone is a two-way mobile communication tool, can realize communication without any network support, does not generate telephone charge, and is very suitable for occasions with fixed and frequent communication.

The intercom that just is difficult for losing of a present application number CN201821395992.2 buckle that can hang, through the closed loop structure who forms at hook body and knot body, make the intercom restrict on the trousers tong "pan", but it is harder at the couple in-process, and the staff is because the size differs, not all staff can both carry out better pressing, if only adopt the back splint to hang the buckle to the intercom, at the knot in-process of hanging, probably carry out under the condition of violent motion at the staff, lead to the intercom to rock from top to bottom and cause the intercom to drop from the casing, thereby make the intercom lose.

Disclosure of Invention

The invention aims to overcome the existing defects and provide an interphone which can be hung and is not easy to lose.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a can hang and detain and be difficult for losing intercom that falls which characterized in that: the interphone comprises an interphone, a shell, a fixing unit and a strengthening unit;

an interphone: the interphone is of a hollow structure, the front side face of the interphone is sequentially provided with an earphone, a display screen, an input unit and a microphone from top to bottom, a first clamping block is arranged in the middle of the upper surface of the interphone, a second clamping block is arranged in the middle of the lower surface of the interphone, the second clamping block and the first clamping block are both hemispherical convex blocks, and a storage battery is arranged inside the interphone;

a shell: the shell is of a hollow structure, the middle of the inner cavity of the shell is provided with the interphone, the upper end of the shell is provided with the mounting plate, the middle of the upper surface of the mounting plate is provided with the clamping hole, and the clamping hole is clamped with the first clamping block;

a fixing unit: the fixing unit comprises a push disc, a sliding rod, a U-shaped fixing block, a fixing block and a first spring, one end of the first spring is fixedly connected with the side face of the inner cavity of the casing, the other end of the first spring is fixedly connected with one end of the fixing block, the other end of the fixing block is fixedly connected with one end of the sliding rod, the other end of the sliding rod is slidably connected with the side face of the casing and extends to the outside of the casing, the end portion, extending to the outside of the casing, of the sliding rod is fixedly connected with the push disc, the sliding rod is located right above the clamping hole, the U-shaped fixing block is fixedly connected to the lower surface of the sliding rod, and the U-shaped fixing block is slidably connected;

a strengthening unit: the strengthening unit comprises a sliding plate, a second spring and an arc-shaped plate, the sliding plate is arranged at the lower end of an inner cavity of the machine shell, the side face of the sliding plate is connected with the side face of the inner cavity of the machine shell in a sliding mode, the arc-shaped plate is arranged in the middle of the upper surface of the sliding plate, the arc-shaped surface of the arc-shaped plate is in contact with the arc-shaped surface of the second clamping block, one end of the second spring is fixedly connected with the lower surface of the inner cavity of the machine shell, and the other end of the second;

the interphone comprises a singlechip, wherein the input end of the singlechip is electrically connected with the output end of a storage battery, the output end of the singlechip is electrically connected with the input end of a display screen, an interphone system works through the singlechip, the interphone is tuned to a required channel through an input unit, then audio is input through a microphone, then signal transmission is carried out through a signal transmitter and a built-in antenna after main board conversion, after a signal receiver receives an audio signal, audio is output through a receiver and the display screen after main board conversion, after the interphone is used, the interphone is placed in a shell, the second fixture block is contacted through an arc-shaped plate, then the second fixture block drives the arc-shaped plate to descend through manpower, a sliding plate fixedly connected with the arc-shaped plate is driven to slide on the side surface of an inner cavity of the shell, and a second spring fixedly connected with the lower surface of the sliding plate is compressed, so that the interphone is put in the middle of the inner cavity of the shell, the first clamping block corresponds to the position of the clamping hole, then the manpower is removed, the sliding plate is driven to ascend through the elasticity of the second spring, the arc plate fixedly connected with the sliding plate and the second clamping block contacted with the arc plate ascend, so that the interphone ascends, the first clamping block is inserted into the clamping hole, so that the interphone is firmly fixed with the middle of the inner cavity of the shell, the safety of the interphone in standby is improved, the interphone can be effectively prevented from being lost, when the interphone needs to be taken out, the sliding rod fixed on the side surface of the pushing disc slides on the side surface of the shell by pressing the pushing disc, the sliding rod drives the fixing block to move, so that the first spring is compressed, the U-shaped fixing block fixedly connected with the lower surface of the sliding rod slides on the mounting plate, and the first clamping block inserted into the clamping hole is pushed out of the clamping hole, and then can take out the intercom and use, can make the intercom can take out very fast when needing to use through fixed unit, and do not influence placing next time, and then can improve user's work efficiency, this intercom that can be hung and detain and be difficult for losing protects the intercom of placing in the middle part of the casing inner chamber through the casing, can make this intercom can hang and detain on people's clothing through hanging the knot unit, and portable, can peg graft with the card hole through casing fixed unit and strengthening the unit to the first fixture block of intercom, can avoid the intercom to drop from the casing when hanging the knot, and then can reach the characteristic that is difficult for losing.

Further, the input unit includes knob and button, the knob is totally two, the leading flank of intercom and the below that is located the display screen are located to the knob symmetry, the button is twelve totally, the leading flank lower extreme of intercom is evenly located to the button, and is located between knob and the microphone, knob and button output are connected with the mainboard electricity, can make the input system of this intercom more perfect through input unit, make it be convenient for adjust the audio circuit at any time, and then communicate with different audio circuits to can improve work efficiency.

Further, still including hanging and detaining the unit, it includes fixed plate, through-hole, fixing bolt and couple to hang and detain the unit, the trailing flank of casing is located to the fixed plate, two through-holes have been seted up to the trailing flank symmetry of casing, all be equipped with fixing bolt in the through-hole, fixing bolt passes through-hole and casing cooperation screw thread installation, the leading flank middle part of fixed plate is equipped with the couple, and cooperation screw thread installation through fixing bolt and casing can make the couple be fixed in the trailing flank of casing, then can make this intercom that can hang and detain and be difficult for the dropout better the hanging of carrying out of buckle through the couple.

Further, still include the heating panel, the trailing flank of intercom is located to the heating panel, the heating panel is graphite alkene board, can be better dispel the heat to the intercom through the heating panel, promotes people's experience and can prolong the live time of intercom.

Further, still include the cap, the leading flank of casing is located to the cap, the cap rotates through the pivot to be connected with the leading flank of casing, can protect the intercom that is located the casing inner chamber middle part through the cap to avoid the surface of intercom to be worn and torn by external world, and then can prolong the life of intercom.

Furthermore, the lifting cover further comprises a pull belt, the pull belt is arranged on the upper surface of the cover, and the cover can be more convenient and labor-saving when being lifted through the pull belt.

Furthermore, the shell cover further comprises a clamping tip and a clamping groove, the clamping tip is arranged at the front end of the lower surface of the shell cover, the clamping groove is arranged at the lower end of the front side face of the shell, the clamping tip is matched and connected with the clamping groove in an inserting mode, when the shell cover covers the shell, the shell cover and the shell cover can be more compact in covering mode through the clamping tip and the clamping groove, and internal parts of the shell and the interphone can be effectively prevented from being lost.

Further, still including the mouth that charges, the rear flank of intercom is located to the mouth that charges, the mouth that charges is connected with the hole electricity that charges of battery, can carry out the electric quantity to the battery through the mouth that charges and supply, thereby improves the duration of a journey ability of this intercom.

Compared with the prior art, the invention has the beneficial effects that: this can hang and detain and be difficult for losing intercom that falls has following benefit:

1. the interphone capable of being hung and buckled and not prone to being lost protects the interphone placed in the middle of the inner cavity of the shell through the shell, the interphone can be hung and buckled on clothes of people through the hanging and buckling unit, the interphone is convenient to carry, the first clamping block of the interphone can be plugged with the clamping hole through the shell fixing unit and the strengthening unit, the interphone can be prevented from falling from the shell when the interphone is hung and buckled, and the characteristic that the interphone is not prone to being lost can be achieved.

2. Can make the input system of this intercom more perfect through the input unit, make it can be convenient for adjust the audio circuit at any time, and then communicate with different audio circuits to can improve work efficiency, can make the intercom take out very fast when needs use through fixed unit, and do not influence placing next time, and then can improve user's work efficiency.

3. Can make the inner chamber middle part of the fixed and casing of intercom firmly through strengthening the unit, and then improve the security of intercom when awaiting the use, and can effectually avoid being lost, when the cap is closing the casing, can make the cap close compacter with the lid of casing through card tip and draw-in groove, and can effectually avoid the internals and the intercom of casing to lose and fall.

4. Can protect the intercom that lies in the casing inner chamber middle part through the cap to avoid the surface of intercom to be worn and torn by external world, and then can prolong the life of intercom, can make the cap more convenient laborsaving when lifting the lid through the stretching strap, can be better dispel the heat to the intercom through the heating panel, promote people's experience and can prolong the live time of intercom.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

fig. 4 is a schematic side view of the intercom of the present invention.

In the figure: 1 interphone, 2 SCM, 3 chassis, 4 fixed unit, 41 push plate, 42 slide bar, 43 'U' shaped fixed block, 44 fixed block, 45 first spring, 5 strengthening unit, 51 sliding plate, 52 second spring, 53 arc plate, 6 shell cover, 7 buckle unit, 71 fixed plate, 72 through hole, 73 fixed bolt, 74 hook, 8 input unit, 81 knob, 82 button, 9 drawstring, 10 bayonet, 11 bayonet, 12 mounting plate, 13 bayonet, 14 first fixture block, 15 receiver, 16 microphone, 17 second fixture block, 18 charging port, 19 display screen, 20 heat dissipation plate.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a can hang and detain and be difficult for losing intercom that falls which characterized in that: comprises an interphone 1, a shell 3, a fixed unit 4 and a strengthening unit 5;

the interphone 1: the interphone 1 is of a hollow structure, the front side surface of the interphone 1 is sequentially provided with an earphone 15, a display screen 26, an input unit 8 and a microphone 16 from top to bottom, the middle of the upper surface of the interphone 1 is provided with a first fixture block 14, the middle of the lower surface of the interphone 1 is provided with a second fixture block 17, the second fixture block 17 and the first fixture block 14 are both hemispherical convex blocks, and a storage battery is arranged inside the interphone 1;

a housing 3: the casing 3 is of a hollow structure, the interphone 1 is installed in the middle of an inner cavity of the casing 3, the upper end of the casing 3 is provided with the mounting plate 12, the middle of the upper surface of the mounting plate 12 is provided with the clamping hole 13, and the clamping hole 13 is clamped with the first clamping block 14;

the fixing unit 4: the fixing unit 4 comprises a push disc 41, a sliding rod 42, a U-shaped fixing block 43, a fixing block 44 and a first spring 45, one end of the first spring 45 is fixedly connected with the side surface of the inner cavity of the machine shell 3, the other end of the first spring 45 is fixedly connected with one end of the fixing block 44, the other end of the fixing block 44 is fixedly connected with one end of the sliding rod 42, the other end of the sliding rod 42 is slidably connected with the side surface of the machine shell 3 and extends to the outside of the machine shell 3, the end part of the sliding rod 42 extending to the outside of the machine shell 3 is fixedly connected with the push disc 41, the sliding rod 42 is positioned right above the clamping hole 13, the lower surface of the sliding rod 42 is fixedly connected with the U-shaped fixing block 43;

the strengthening unit 5: the strengthening unit 5 comprises a sliding plate 51, a second spring 52 and an arc-shaped plate 53, the sliding plate 51 is arranged at the lower end of the inner cavity of the machine shell 3, the side surface of the sliding plate 51 is slidably connected with the side surface of the inner cavity of the machine shell 3, the arc-shaped plate 53 is arranged in the middle of the upper surface of the sliding plate 51, the arc-shaped surface of the arc-shaped plate 53 is contacted with the arc-shaped surface of the second fixture block 17, one end of the second spring 52 is fixedly connected with the lower surface of the inner cavity of the machine shell 3, and the other end of the second;

wherein, still include singlechip 2, the input of singlechip 2 is connected with the output of battery 24, the output of singlechip 2 is connected with the input of display screen 26, make intercom's 1 built-in system work through singlechip 2, then tune intercom to required channel through input unit 8, then carry on the input audio frequency through microphone 16, then carry on signal transmission through signal transmitter 19 and built-in antenna 21 after changing through mainboard 20, after signal receiver 18 receives the audio signal, carry on the output audio frequency through earphone 15 and display screen 26 after changing through mainboard 20, after finishing using, put intercom 1 into chassis 3, contact with second fixture block 17 through arc 53, then make second fixture block 17 drive arc 53 to descend through manpower, and then drive sliding plate 51 that arc 53 fixedly connected slides on the side of the inner chamber of chassis 3, then the second spring 52 fixedly connected with the lower surface of the sliding plate 51 is compressed, so that the interphone 1 is placed in the middle of the inner cavity of the case 3, the first fixture block 14 corresponds to the position of the fixture hole 13, then the manpower is removed, the sliding plate 51 is driven to ascend through the elasticity of the second spring 52, and further the arc-shaped plate 53 fixedly connected with the sliding plate 51 and the second fixture block 17 contacted with the arc-shaped plate 53 ascend, so that the interphone 1 ascends, and further the first fixture block 14 is inserted into the fixture hole 13, so that the interphone 1 is firmly fixed with the middle of the inner cavity of the case 3, further the safety of the interphone 1 in standby is improved, and the interphone 1 can be effectively prevented from being lost, when the interphone needs to be removed, the sliding rod 42 fixed on the side surface of the push plate 41 slides on the side surface of the case 3 by pressing the push plate 41, and further the sliding rod 42 drives the fixed block 44 to move, so that the first spring 45 compresses itself, and then make the "U" shape fixed block 43 that the lower surface of the slide bar 42 is fixedly connected slide on mounting panel 12, thus make the first fixture block 14 inserted in the card hole 13 pushed out of the card hole 13, and then can take out the intercom 1 and use, can make the intercom 1 take out very fast when needing to use through the fixed unit 4, and do not influence the next and place, and then can raise the working efficiency of users, can insert with the card hole 13 through the first fixture block 14 of the intercom 1 of the chassis 3 fixed unit 4 and strengthening unit 5, can avoid the intercom 1 to drop from the chassis 3 while hanging and buckling, and then can reach the characteristic that is difficult for losing.

Further, input unit 8 includes knob 81 and button 82, knob 81 totally is two, the front flank of intercom 1 is located to the knob 81 symmetry and is located the below of display screen 26, button 82 totally is twelve, button 82 evenly locates the front flank lower extreme of intercom 1, and be located between knob 81 and the microphone 16, knob 81 and button 82 output are connected with mainboard 20 electricity, can make this intercom's input system more perfect through input unit 8, make it can be convenient for adjust the audio circuit at any time, and then communicate with different audio circuits, thereby can improve work efficiency.

Further, still including hanging and detaining unit 7, it includes fixed plate 71 to hang and detain unit 7, through-hole 72, fixing bolt 73 and couple 74, the trailing flank of casing 3 is located to fixed plate 71, two through-holes 72 have been seted up to the trailing flank symmetry of casing 3, all be equipped with fixing bolt 73 in the through-hole 72, fixing bolt 73 passes through-hole 72 and casing 3 cooperation threaded mounting, the leading flank middle part of fixed plate 71 is equipped with couple 74, cooperation threaded mounting through fixing bolt 73 and casing 3 can make the couple be fixed in the trailing flank of casing 3, then can make this can hang and detain and be difficult for the better the hanging of intercom that loses of dropping detain through couple 74.

Further, still include heating panel 20, heating panel 20 locates the trailing flank of intercom 1, and heating panel 20 is the graphite alkene board, can be better dispel the heat to the intercom through heating panel 20, promotes people's experience and can prolong the live time of intercom.

Further, still include cap 6, the leading flank of casing 3 is located to cap 6, and cap 6 rotates through the pivot and is connected with the leading flank of casing 3, can protect the intercom 1 that is located 3 inner chambers of casing middle parts through cap 6 to avoid the surface of intercom to be worn and torn by external world, and then can prolong the life of intercom 1.

Furthermore, the lifting cover further comprises a pull belt 9, the pull belt 9 is arranged on the upper surface of the cover 6, and the cover 6 can be more convenient and labor-saving when being lifted through the pull belt 9.

Further, still include bayonet pin 10 and draw-in groove 11, bayonet pin 10 locates the lower surface front end of cap 6, and the leading flank lower extreme of casing 3 is located to draw-in groove 11, and bayonet pin 10 pegs graft with the cooperation of draw-in groove 11, and when the cap 6 was closing casing 3, it was more compact to make the lid 6 close with the lid of casing 3 through bayonet pin 10 and draw-in groove 11, and can effectually avoid the internals and the intercom 1 of casing 3 to lose.

Further, still include the mouth 25 that charges, the mouth 25 that charges is located the trailing flank of intercom 1, and the mouth 25 that charges is connected with the hole electricity that charges of battery 22, can carry out the electric quantity replenishment to battery 22 through the mouth 25 that charges to improve this intercom 1's duration.

When in use: the receiver 15, the microphone 16, the built-in antenna 21, the display screen 26, the signal receiver 18, the signal transmitter 19 and the main board 20 all work through the single chip microcomputer 2, then the input system of the interphone can be more perfect through the input unit 8, the interphone can conveniently adjust audio circuits at any time, and further communicate with different audio circuits, then audio is input through the microphone 16, then signal transmission is carried out through the signal transmitter 19 and the built-in antenna 21 after conversion through the main board 20, after the signal receiver 18 receives the audio signals, audio is output through the receiver 15 and the display screen 26 after conversion through the main board 20, after use, the bottom end of the interphone 1 is put into the shell 3, the arc-shaped plate 53 is contacted with the second fixture block 17, then the second fixture block 17 drives the arc-shaped plate 53 to descend through manpower, and further drives the sliding plate 51 fixedly connected with the arc-shaped plate 53 to slide on the side surface of the inner cavity of the shell 3, then the second spring 52 fixedly connected with the lower surface of the sliding plate 51 is compressed, so that the interphone 1 is placed in the middle of the inner cavity of the case 3, the first clamping block 14 corresponds to the clamping hole 13, then the manpower is removed, the sliding plate 51 is driven to ascend by the elasticity of the second spring 52, and further the arc plate 53 fixedly connected with the sliding plate 51 and the second clamping block 17 contacted with the arc plate 53 ascend, so that the interphone 1 ascends, and further the first clamping block 14 is inserted into the clamping hole 13, so that the interphone 1 is firmly fixed with the middle of the inner cavity of the case 3, further the safety of the interphone 1 in standby is improved, and the interphone 1 can be effectively prevented from being lost, then the case 3 is hung and buckled by the hook 74 in the hanging and buckling unit 7, when the interphone 1 needs to be taken out, the shell cover 6 is pulled by the pull belt 9, so that the clamping pin 10 is moved out of the clamping groove 11, then, the shell cover 6 is turned over to the upper side of the shell 3, then the sliding rod 42 fixed on the side surface of the pushing disc 41 slides on the side surface of the shell 3 by pressing the pushing disc 41, and further the sliding rod 42 drives the fixing block 44 to move, so that the first spring 45 compresses itself, and further the "U" -shaped fixing block 43 fixedly connected to the lower surface of the sliding rod 42 slides on the mounting plate 12, so that the first clamping block 14 inserted in the clamping hole 13 is pushed out of the clamping hole 13, and further the interphone 1 can be taken out for use, and the interphone 1 can be taken out quickly when needed to be used by the fixing unit 4, and when in use, the interphone system can be cooled by the cooling fin 20, the cooling efficiency is improved, and when the electric quantity is insufficient, the electric quantity can be supplemented to the storage battery 22 by the charging port 25.

It should be noted that the specific model of the single chip microcomputer 2 disclosed in this embodiment is siemens BJ-G5, BHJ-JG3 is suggested to be used for the display screen 26, and a method commonly used in the prior art is used for controlling the working display screen 26 by the single chip microcomputer 2.

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

1. The utility model provides a can hang and detain and be difficult for losing intercom that falls which characterized in that: comprises an interphone (1), a shell (3), a fixed unit (4) and a strengthening unit (5); interphone (1): the interphone (1) is of a hollow structure, a receiver (15), a display screen, an input unit (8) and a microphone (16) are sequentially arranged on the front side face of the interphone (1) from top to bottom, a first fixture block (14) is arranged in the middle of the upper surface of the interphone (1), a second fixture block (17) is arranged in the middle of the lower surface of the interphone (1), the second fixture block (17) and the first fixture block (14) are both hemispherical convex blocks, and a storage battery is arranged inside the interphone (1); case (3): the shell (3) is of a hollow structure, the interphone (1) is installed in the middle of an inner cavity of the shell (3), an installation plate (12) is arranged at the upper end of the shell (3), a clamping hole (13) is formed in the middle of the upper surface of the installation plate (12), and the clamping hole (13) is clamped with a first clamping block (14);

fixing unit (4): the fixing unit (4) comprises a push disc (41), a slide bar (42), a U-shaped fixing block (43), a fixing block (44) and a first spring (45), one end of the first spring (45) is fixedly connected with the side surface of the inner cavity of the machine shell (3), the other end of the first spring (45) is fixedly connected with one end of the fixed block (44), the other end of the fixed block (44) is fixedly connected with one end of the sliding rod (42), the other end of the sliding rod (42) is connected with the side surface of the machine shell (3) in a sliding way and extends to the outside of the machine shell (3), the end part of the sliding rod (42) extending to the outside of the machine shell (3) is fixedly connected with a push disc (41), the slide rod (42) is positioned right above the clamping hole (13), the lower surface of the slide rod (42) is fixedly connected with a U-shaped fixing block (43), the U-shaped fixing block (43) is connected with the upper surface of the mounting plate (12) in a sliding manner;

reinforcing unit (5): the strengthening unit (5) comprises a sliding plate (51), a second spring (52) and an arc-shaped plate (53), the sliding plate (51) is arranged at the lower end of the inner cavity of the machine shell (3), the side face of the sliding plate (51) is in sliding connection with the side face of the inner cavity of the machine shell (3), the arc-shaped plate (53) is arranged in the middle of the upper surface of the sliding plate (51), the arc-shaped surface of the arc-shaped plate (53) is in contact with the arc-shaped surface of the second fixture block (17), one end of the second spring (52) is fixedly connected with the lower surface of the inner cavity of the machine shell (3), and the other end of the second spring (52) is fixedly connected with the lower surface of; the storage battery power supply device is characterized by further comprising a single chip microcomputer (2), wherein the input end of the single chip microcomputer (2) is electrically connected with the output end of the storage battery, and the output end of the single chip microcomputer (2) is electrically connected with the input end of the display screen.

2. The intercom of claim 1, which is capable of being hung and not easy to lose, characterized in that: the input unit (8) comprises a knob (81) and keys (82), the number of the knobs (81) is two, the knobs (81) are symmetrically arranged on the front side face of the interphone (1) and located below the display screen, the number of the keys (82) is twelve, the keys (82) are uniformly arranged on the lower end of the front side face of the interphone (1) and located between the knobs (81) and the microphones (16).

3. The intercom of claim 1, which is capable of being hung and not easy to lose, characterized in that: still detain unit (7) including hanging, hang and detain unit (7) including fixed plate (71), through-hole (72), fixing bolt (73) and couple (74), the trailing flank of casing (3) is located to fixed plate (71), two through-holes (72) have been seted up to the trailing flank symmetry of casing (3), all be equipped with fixing bolt (73) in through-hole (72), fixing bolt (73) pass through-hole (72) and casing (3) cooperation screw thread installation, the leading flank middle part of fixed plate (71) is equipped with couple (74).

4. The intercom of claim 1, which is capable of being hung and not easy to lose, characterized in that: the interphone further comprises a heat dissipation plate (20), the heat dissipation plate (20) is arranged on the rear side face of the interphone (1), and the heat dissipation plate (20) is a graphene plate.

5. The intercom of claim 1, which is capable of being hung and not easy to lose, characterized in that: the motor shell is characterized by further comprising a shell cover (6), wherein the shell cover (6) is arranged on the front side face of the motor shell (3), and the shell cover (6) is rotatably connected with the front side face of the motor shell (3) through a rotating shaft.

6. The intercom of claim 5, which is capable of being hung and not easy to lose, characterized in that: the pull belt structure is characterized by further comprising a pull belt (9), wherein the pull belt (9) is arranged on the upper surface of the shell cover (6).

7. The intercom of claim 6, which is capable of being hung and not easy to lose, characterized in that: the shell cover is characterized by further comprising a clamping pin (10) and a clamping groove (11), wherein the clamping pin (10) is arranged at the front end of the lower surface of the shell cover (6), the clamping groove (11) is arranged at the lower end of the front side face of the shell (3), and the clamping pin (10) is matched with the clamping groove (11) in an inserted connection mode.

8. The intercom of claim 1, which is capable of being hung and not easy to lose, characterized in that: the interphone further comprises a charging port, the charging port is arranged on the rear side face of the interphone (1), and the charging port is electrically connected with a charging hole of the storage battery (22).