CN206820833U - Sick bed extension set with television field frame and radio function - Google Patents

Abstract

The utility model discloses the sick bed extension set with television field frame and radio function, it includes housing, circuit main board is provided with described housing, governor circuit module is provided with described circuit main board, power circuit block, for transmitting the television audio circuit module of TV signal, receiver circuit module and external interface circuit module, described governor circuit module, television audio circuit module and receiver circuit module are electrically connected with described power circuit block respectively, described television audio circuit module and receiver circuit module are electrically connected with described governor circuit module respectively, described external interface circuit module and receiver circuit module are electrically connected with described television audio circuit module respectively.It can listen to the audio signal of TV, and the function with radio.

Description

Sick bed extension set with television field frame and radio function

Technical field

It the utility model is related to hospital's calling system, more particularly to a kind of sick bed with television field frame and radio function Extension set.

Background technology

Currently, what hospital's calling talkback system used in hospital is more and more extensive, it has also become inpatient and medical care people A kind of important means and bridge that member links up.Wherein, an important component as hospital's calling talkback system, there is electricity Sick bed extension set depending on sound accompaniment and radio function mainly realizes patient calling, the work(related to hospital personnel call and display patient Energy.The system independent as one, the sick bed extension set with television field frame and radio function can not be connected with television set Connect.

However, in short supply because of medical resource, present hospital ward typically has two even more than two sick beds, but between one Generally there was only a television set in ward.Television set is as even unique converter tools important in ward, to some bodies The preferable patient of body situation kills time and can play great effect.But in view of other patients in same ward because of body shape The reason for condition difference, some patients need peace and quiet environment rest or sleep again, and the sound televised influences whether them again.

In addition, the problem of because of setting height(from bottom), bed patient is hardly visible television set, needs other one this when The mode of kind amusement and recreation, radio is a kind of good mode.Present smart mobile phone be typically all by internet radio come Function of radio receiver is realized, but internet radio needs consumed flow, and limited by network speed.

Utility model content

For overcome the deficiencies in the prior art, the purpose of this utility model is that providing one kind has television field frame and radio reception The sick bed extension set of machine function, it can listen to the audio signal of TV, and the function with radio.

The purpose of this utility model adopts the following technical scheme that realization：

Sick bed extension set with television field frame and radio function, it includes housing, circuit is provided with described housing Mainboard, it is theed improvement is that：Governor circuit module, power circuit block are provided with described circuit main board, for transmitting Television audio circuit module, receiver circuit module and the external interface circuit module of TV signal, described governor circuit mould Block, television audio circuit module and receiver circuit module are electrically connected with described power circuit block respectively, described electricity It is electrically connected with respectively with described governor circuit module depending on sound accompaniment circuit module and receiver circuit module, described external interface Circuit module and receiver circuit module are electrically connected with described television audio circuit module respectively.

Further, described television audio circuit module includes television field frame power amplifier and sound adjustment circuit, institute The television field frame power amplifier and sound adjustment circuit stated are electrically connected with, described sound adjustment circuit and external interface electricity Road module is electrically connected with, and described television field frame power amplifier is electrically connected with the receiver circuit module.

Further, described television field frame power amplifier is electrically connected with earphone jack.

Further, described external interface circuit module is electrically connected with for being electrically connected with TV receiver jack Interface.

Further, described housing includes upper casing and lower casing, is provided with mounting bracket between described upper casing and lower casing, institute The circuit main board stated is arranged on described mounting bracket.

Further, antenna is provided with described upper casing, described antenna is electrically connected with the circuit main board.

Further, support bar is connected with described circuit main board, display screen is provided with described support bar, it is described Display screen is fixedly connected with the mounting bracket.

Further, be additionally provided with loudspeaker and button on described mounting bracket, described loudspeaker and button respectively with it is described Circuit main board connection.

Further, the both sides of the mounting bracket are provided with side cover.

Further, described circuit main board is also electrically connected with infusion alarm jack.

Compared with prior art, the beneficial effects of the utility model are：

It is provided with television audio circuit module, and the module can be electrically connected with television set by external interface circuit module Receiver J-Horner, so as to conduct the sound of television set, allow patient can be at a distance by the disease with television field frame and radio function Bed extension set listens to TV programme；It is provided with receiver circuit module, and the receiver circuit module can receive relevant audio letter Number, patient is passed through the sick bed extension set with television field frame and radio function to listen to audio signal.

Brief description of the drawings

Fig. 1 is stereogram of the present utility model；

Fig. 2 is configuration schematic diagram of the present utility model；

Fig. 3 is the circuit diagram of the utility model external interface circuit module；

Fig. 4 is the circuit diagram of the utility model television audio circuit module；

Fig. 5 is the circuit diagram of the utility model receiver circuit module.

In figure：1. housing

11. the display screen of 13. mounting bracket of upper casing 111. antenna, 12. lower casing 131.

132. the earphone jack of 14. circuit main board of side cover 133. loudspeaker, 134. button 141.

The support bar of 142. infusion alarm jack 143..

Embodiment

Below, with reference to accompanying drawing and embodiment, the utility model is described further, it is necessary to explanation is, On the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new Embodiment.

As Figure 1-5, the utility model discloses the sick bed extension set with television field frame and radio function, it includes Housing 1, circuit main board 14 is provided with described housing 1, governor circuit module, power supply electricity are provided with the circuit main board 14 Road module, the television audio circuit module for transmitting television signal, receiver circuit module and external interface circuit module, Described governor circuit module, television audio circuit module and receiver circuit module is electric with described power circuit block respectively Property connection, described television audio circuit module and receiver circuit module electrically connect with described governor circuit module respectively Connect, described external interface circuit module and receiver circuit module electrically connect with described television audio circuit module respectively Connect.

In the above-described embodiments, it is provided with television audio circuit module, and the module can pass through external interface circuit module The receiver J-Horner of television set is electrically connected with, so as to conduct the sound of television set, allows patient can be at a distance by with television field frame And the sick bed extension set of radio function listens to TV programme；It is provided with receiver circuit module, the receiver circuit module Relevant audio signal can be received, patient is passed through the sick bed extension set with television field frame and radio function to listen to audio letter Number；Its power circuit block is used to provide stable power supply to each module, belongs to common technology；Its governor circuit module is mainly led to Cross the operation that single-chip microcomputer M0516 controls each module, moreover it is possible to rise and assist infusion alarm or hospital's calling system operation work, belong to This area routine techniques.

As shown in Figure 1-2, in a kind of embodiment of the present utility model, described housing 1 includes upper casing 11 and lower casing 12, institute Mounting bracket 13 is provided between the upper casing 11 and lower casing 12 stated, described circuit main board 14 is arranged on described mounting bracket 13. Antenna 111 is provided with described upper casing 11, the antenna 111 is electrically connected with the circuit main board 14.Described circuit main board Support bar 143 is connected with 14, display screen 131, the display screen 131 and the installation are provided with described support bar 143 Frame 13 is fixedly connected.Loudspeaker 133 and button 134, described loudspeaker 133 and button 134 are additionally provided with described mounting bracket 13 It is connected respectively with described circuit main board 14.The both sides of the mounting bracket 13 are provided with side cover 132.

In the above-described embodiments, the convenient fixed display screen 131 of its mounting bracket 13 and circuit main board 14, its support bar 143 rise The effect of the display screen 131 is consolidated, its display screen can show the information state of patient, and its loudspeaker 133 plays voice call or report Alert effect, its upper casing 11 and lower casing 12 play a part of to protect this equipment, and its button 134 plays a part of to control this equipment, its side Lid 132 can cover edge screw serve it is attractive in appearance, its antenna 111 play a part of receive external wireless signals, this equipment is also It can be used with external hand-held calling set as phone.

As in Figure 3-5, in a kind of embodiment of the present utility model, described television audio circuit module includes TV companion Sound power amplifier and sound adjustment circuit, described television field frame power amplifier and sound adjustment circuit are electrically connected with, described Sound adjustment circuit is electrically connected with the external interface circuit module, described television field frame power amplifier and the radio Circuit module is electrically connected with.Described television field frame power amplifier is electrically connected with earphone jack 141.Described external interface electricity Road module is electrically connected with the interface for being electrically connected with TV receiver jack.Described circuit main board 14 is also electrically connected with Infusion alarm jack 142.

In the above-described embodiments, Fig. 3 is external interface circuit module of the present utility model, and its J2 is power socket, on the J2 The tone frequency channel wire drawn of earphone jack of EP_TVAUDIO interfaces and television set dock, then pass through C48, R74, R72, R73 general Audio signal passes to the input of U9TDA2822 power amplifiers in Fig. 4, and passing to earphone interface J5 after power amplifier amplification, (earphone is inserted Hole 141) on.Patient inserts an earphone into earphone jack 141 when needing to listen to television sound.

In Fig. 4 television audio circuit module, electricity is adjusted by sound of the circuit that FET Q39, Q40, Q44 are formed Road.Governor circuit module is controlled by the sound accompaniment size regulation button on button 134 or external hand-held calling set, carrys out controlling filed effect Should pipe Q39, Q40, Q44 saturation conduction with cut-off, so as to realize the regulation of 8 grades of volumes.

In Fig. 4, the circuit of power amplifier element TDA2822, Q26 and J5 composition is television field frame power amplifier, wherein, Q26 Element is control TDA2822 running.When J5 does not plug in the earphone, the 1 of J5,2 pin are connected, now because of the partial pressure of resistance, Q26 fields The G of effect pipe, S pin voltage are about 0V, and the pipe is in cut-off state, and TDA2822 does not work；When J5 inserts earphone, the 1,2 of J5 Pin disconnects, now Q26 G, and S pin be high level, Q26 FET saturation conductions, and TDA2822 works.Do the mesh of above control Be reduce power consumption, ineffective power consumption is avoided in the case where being not inserted into earphone.

In addition, this equipment is powered by infusion alarm jack 142 to infusion alarm, its earphone jack 141 and transfusion Alarm jack 142 is much like,, can be because because of earphone impedance very little when earphone is inserted into infusion alarm jack 142 by imprudence Equipment and earphone is caused to damage for electric current is excessive.To avoid case above from occurring, the increase connection inspection of its infusion alarm jack 142 Current circuit is surveyed, when infusion alarm jack 142 inserts earphone, power circuit block does not give the infusion alarm jack 142 Power supply.

Fig. 5 is receiver circuit module, and U11 therein is that BK1079 modules are supported to pass through VOL, the height of two pin of SEEK Level change realizes regulation sound and adjusts broadcasting station.When the button on button 134 or external hand-held calling set is pressed, this The governor circuit module of equipment does the corresponding level change put height or set low to two pin of SEEK and VOL after receiving signal, comes Receiver circuit module is done zapping or adjust the change of sound.The audio signal that its receiver circuit module receives passes through Two resistance of R68, R71, are sent on TDA2822 power amplifiers, are played back eventually through earphone.

Summary, this equipment are provided with television audio circuit module and receiver circuit module, can not disturb other people at a distance The audio signal for listening to television set, also by receiver circuit module and network traffics broadcast listening can be not required to, give some trouble Person brings amusement.

Above-mentioned embodiment is only preferred embodiment of the present utility model, it is impossible to is protected with this to limit the utility model Scope, the change of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacing belongs to In the utility model scope claimed.

Claims (10)

1. the sick bed extension set with television field frame and radio function, it includes housing, circuit master is provided with described housing Plate, it is characterised in that：Governor circuit module, power circuit block are provided with described circuit main board, for transmitting TV letter Number television audio circuit module, receiver circuit module and external interface circuit module, described governor circuit module, TV Sound accompaniment circuit module and receiver circuit module are electrically connected with described power circuit block respectively, described television field frame electricity Road module and receiver circuit module are electrically connected with described governor circuit module respectively, described external interface circuit module It is electrically connected with respectively with described television audio circuit module with receiver circuit module.

2. the sick bed extension set according to claim 1 with television field frame and radio function, it is characterised in that：Described Television audio circuit module includes television field frame power amplifier and sound adjustment circuit, described television field frame power amplifier harmony Tone economize on electricity road is electrically connected with, and described sound adjustment circuit is electrically connected with the external interface circuit module, described electricity It is electrically connected with depending on audio power amplifier circuit and the receiver circuit module.

3. the sick bed extension set according to claim 2 with television field frame and radio function, it is characterised in that：Described Television field frame power amplifier is electrically connected with earphone jack.

4. the sick bed extension set according to claim 3 with television field frame and radio function, it is characterised in that：Described External interface circuit module is electrically connected with the interface for being electrically connected with TV receiver jack.

5. the sick bed extension set according to claim 1 with television field frame and radio function, it is characterised in that：Described Housing includes upper casing and lower casing, and mounting bracket is provided between described upper casing and lower casing, and described circuit main board is arranged on described Mounting bracket on.

6. the sick bed extension set according to claim 5 with television field frame and radio function, it is characterised in that：Described Button and antenna are provided with upper casing, described antenna and button are connected with the circuit main board respectively.

7. the sick bed extension set according to claim 6 with television field frame and radio function, it is characterised in that：Described Support bar is connected with circuit main board, display screen is provided with described support bar, the display screen is fixed with the mounting bracket Connection.

8. the sick bed extension set according to claim 7 with television field frame and radio function, it is characterised in that：Described Loudspeaker are additionally provided with mounting bracket, described loudspeaker are electrically connected with described circuit main board.

9. the sick bed extension set according to claim 8 with television field frame and radio function, it is characterised in that：The peace The both sides shelved are provided with side cover.

10. the sick bed extension set according to claim 1 with television field frame and radio function, it is characterised in that：It is described Circuit main board be also electrically connected with infusion alarm jack.