CN205514662U - Auscultation device for internal medicine - Google Patents
Auscultation device for internal medicine Download PDFInfo
- Publication number
- CN205514662U CN205514662U CN201620072142.3U CN201620072142U CN205514662U CN 205514662 U CN205514662 U CN 205514662U CN 201620072142 U CN201620072142 U CN 201620072142U CN 205514662 U CN205514662 U CN 205514662U
- Authority
- CN
- China
- Prior art keywords
- circuit
- triode amplifier
- auscultation
- contiguous block
- reduction voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an auscultation device for internal medicine, it includes auscultation head, acoustic pipe, two earphones, two the same earplug, ear -hangs of all including of earphone structure are equipped with speaker, speaker switch and recording device on the connecting block, all be equipped with public address equipment, volume buttons and anti jamming unit on the connecting wire, still be equipped with the data line of connecting the computer on the connecting block, the data line is connected with the recording device, anti jamming unit prevents high -pressure protective device and triode amplifier series connection including preventing high -pressure protective device, triode amplifier, supply circuit and bleeder circuit, and the triode amplifier passes through coaxial cable to be connected with bleeder circuit, and the triode amplifier is connected with supply circuit, and the first end of auscultation is being close to in the triode amplifier setting, and bleeder circuit sets up and is being close to earphone one end, and supply circuit includes rectifier circuit and reduction voltage circuit, and rectifier circuit and step -down circuit series connection connect, and the reduction voltage circuit is connected with the triode amplifier.
Description
Technical field
This utility model relates to technical field of medical instruments, especially a kind of internal medicine auscultation apparatus.
Background technology
The most common Medical stethoscope earplug all can not well completely cut off external sound, the most long-time use
The biggest to ear's damage.Doctor's life-time service stethoscope, As time goes on, general audition can slowly subtract
Weak, and existing stethoscope is not related to regulate the technical characteristic of volume.Additionally, existing stethoscope there is also
It is unsuitable for saying the shortcomings such as time service use.
Utility model content
This utility model solves its technical problem and be the technical scheme is that
A kind of internal medicine auscultation apparatus, it includes auscultation head, voice conducting pipe, two receivers, auscultation head and acoustic
Pipe is connected with each other, and is equipped with connecting line between voice conducting pipe and two receivers, and two earphone structures are identical all to be included
Earplug, ear-hang, be flexibly connected between ear-hang with earplug；Contiguous block and three it is provided with between voice conducting pipe and connecting line
Logical, it is provided with contiguous block outside threeway, contiguous block is provided with speaker, loudspeaker switch and sound pick-up outfit, raises
Sound device is connected with loudspeaker switch；Threeway connects connecting line, loudspeaker switch and sound pick-up outfit respectively；Connect
Public address equipment, volume knob and noise trap it is equipped with on line；Connection computer it is additionally provided with on contiguous block
Data wire, data wire is connected with sound pick-up outfit；
Described noise trap includes anti-high voltage protective device, triode amplifier, power supply circuits and dividing potential drop
Circuit, anti-high voltage protective device is connected in series with triode amplifier, and triode amplifier passes through coaxial cable
Being connected with bleeder circuit, triode amplifier is connected with power supply circuits；And triode amplifier is positioned close to
Auscultation head one end, bleeder circuit is positioned close to receiver one end；And power supply circuits include rectification circuit and blood pressure lowering
Circuit, rectification circuit and reduction voltage circuit are connected in series, and reduction voltage circuit is connected with triode amplifier.
Preferably, auscultation head is rounded, uses pressing mold forge hot to form.
The beneficial effects of the utility model are, the noise trap that this utility model is provided with, in filtering environmental
Noise.Doctor's life-time service stethoscope, As time goes on, general audition can slowly weaken, this practicality
The novel public address equipment that is provided with, volume knob make wearer adjust volume according to demand.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of contiguous block.
Fig. 3 is noise trap schematic diagram.
Detailed description of the invention
Presently in connection with accompanying drawing, this utility model is described in further detail.These accompanying drawings are showing of simplification
Being intended to, basic structure of the present utility model is described the most in a schematic way, therefore it only shows and this utility model
Relevant composition.
As depicted in figs. 1 and 2, a kind of internal medicine auscultation apparatus, it is characterised in that: include auscultation head 1, acoustic
2, two receivers of pipe, auscultation head 1 and voice conducting pipe 2 are connected with each other, and are equipped with between voice conducting pipe 2 and two receivers
Connecting line 4, two earphone structures are identical all includes earplug 31, ear-hang 32, movable between ear-hang 32 and earplug 31
Connect；It is provided with contiguous block 5 and threeway 6 between voice conducting pipe 2 and connecting line 4, outside threeway 6, is provided with contiguous block 5,
Contiguous block 5 is provided with speaker 51, loudspeaker switch 52 and sound pick-up outfit 53, speaker 51 and loudspeaker switch
52 are connected；Threeway 6 connects connecting line 4, loudspeaker switch 52 and sound pick-up outfit 53 respectively；It is all provided with on connecting line 4
There are public address equipment, volume knob and noise trap；The data wire connecting computer it is additionally provided with on contiguous block 5,
Data wire is connected with sound pick-up outfit 53；
As it is shown on figure 3, described noise trap includes anti-high voltage protective device 41, triode amplifier 42, supplies
Electricity circuit 43 and bleeder circuit 44, anti-high voltage protective device 41 is connected in series with triode amplifier 42, and three
Pole pipe amplifier 42 is connected with bleeder circuit 44 by coaxial cable 45, triode amplifier 42 and power supply circuits
43 connect；And triode amplifier 42 is positioned close to auscultation head 1 one end, bleeder circuit 44 is positioned close to listen
Cylinder one end；And power supply circuits 43 include rectification circuit 431 and reduction voltage circuit 432, rectification circuit 431 and blood pressure lowering electricity
Road 432 is connected in series, and reduction voltage circuit 432 is connected with triode amplifier 42.
Further, auscultation head 1 is rounded, uses pressing mold forge hot to form.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant
Staff can carry out various change completely in the range of without departing from this utility model technological thought
And amendment.The content that the technical scope of this utility model is not limited in description, it is necessary to root
Its technical scope is determined according to right.
Claims (2)
1. an internal medicine auscultation apparatus, it is characterised in that: include auscultation head (1), voice conducting pipe (2), two
Receiver, auscultation head (1) and voice conducting pipe (2) are connected with each other, and are equipped with connection between voice conducting pipe (2) and two receivers
Line (4), two identical earplug (31), ear-hangs (32) of all including of earphone structure, ear-hang (32) and earplug (31) it
Between be flexibly connected；Being provided with contiguous block (5) and threeway (6) between voice conducting pipe (2) and connecting line (4), threeway (6) is outward
Side is provided with contiguous block (5), and contiguous block (5) is provided with speaker (51), loudspeaker switch (52) and sound pick-up outfit
(53), speaker (51) is connected with loudspeaker switch (52)；Threeway (6) connects connecting line (4) respectively, raises one's voice
Device switch (52) and sound pick-up outfit (53)；It is equipped with public address equipment, volume knob on connecting line (4) and resists
Countermeasure set；Being additionally provided with the data wire connecting computer on contiguous block (5), data wire is connected with sound pick-up outfit (53)；
Described noise trap includes anti-high voltage protective device (41), triode amplifier (42), power supply
Circuit (43) and bleeder circuit (44), anti-high voltage protective device (41) and triode amplifier (42)
Being connected in series, triode amplifier (42) is connected with bleeder circuit (44) by coaxial cable (45),
Triode amplifier (42) is connected with power supply circuits (43)；And triode amplifier (42) is arranged on and leans on
Nearly auscultation head (1) one end, bleeder circuit (44) is positioned close to receiver one end；And power supply circuits (43) bag
Include rectification circuit (431) and reduction voltage circuit (432), rectification circuit (431) and reduction voltage circuit (432)
Being connected in series, reduction voltage circuit (432) is connected with triode amplifier (42).
2. according to the internal medicine auscultation apparatus described in any one of claim 1, it is characterised in that: auscultation head (1)
Rounded, use pressing mold forge hot to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620072142.3U CN205514662U (en) | 2016-01-26 | 2016-01-26 | Auscultation device for internal medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620072142.3U CN205514662U (en) | 2016-01-26 | 2016-01-26 | Auscultation device for internal medicine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205514662U true CN205514662U (en) | 2016-08-31 |
Family
ID=56769438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620072142.3U Expired - Fee Related CN205514662U (en) | 2016-01-26 | 2016-01-26 | Auscultation device for internal medicine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205514662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271395A (en) * | 2016-08-04 | 2017-01-04 | 易飞 | A kind of processing technique of special-shaped stethoscope tin |
-
2016
- 2016-01-26 CN CN201620072142.3U patent/CN205514662U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271395A (en) * | 2016-08-04 | 2017-01-04 | 易飞 | A kind of processing technique of special-shaped stethoscope tin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20170126 |