CN213429988U

CN213429988U - Chargeable otoscope

Info

Publication number: CN213429988U
Application number: CN202022005821.8U
Authority: CN
Inventors: 翁燕飞; 陈景琳
Original assignee: Fuzhou Jingcheng Huijie Technology Co ltd
Current assignee: Fuzhou Jingcheng Huijie Technology Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-06-15
Anticipated expiration: 2030-09-14

Abstract

The utility model provides a chargeable otoscope, including outer shell, the outer shell is internal to be inlayed and is equipped with the metal inner tube, metal inner tube lower extreme extends to outside the outer shell, metal inner tube lower extreme spiral is provided with the spiral cover, the side surface lower extreme is provided with annular support plate in the spiral cover, erect the bottom plate on the annular support plate, the side of bottom plate upper surface week is provided with a plurality of arcs at equidistance, be provided with the copper diaphragm on the arc periphery lateral wall, be provided with first backup pad on the bottom plate, be provided with the circuit board on the first backup pad, be connected with charge-discharge voltage stabilizing circuit on the circuit board; a second supporting plate is arranged on the upper surface of the first supporting plate, the second supporting plate is perpendicular to the first supporting plate, the bottom plate is arranged in the metal inner cylinder, and a lithium battery for supplying power to the circuit board is arranged on the second supporting plate; the utility model discloses simple structure, the simple operation can charge to the otoscope.

Description

Chargeable otoscope

Technical Field

The utility model relates to an ear inspection technical field, especially a chargeable otoscope.

Background

The otoscope is an otoscope with a light source and a magnifier, and can be used for inspecting the internal condition of an ear when being placed in an external auditory canal. The electric otoscope can check the subtle pathological changes which can not be detected by naked eyes, is convenient for infants and bedridden patients, is particularly important in places lacking the reflecting light source of the otoscope, and the using method of the otoscope comprises the following steps: the examinee sits up with the upper body slightly inclined, the head turns to the opposite side, the examiner concentrates the reflected light of the head lamp or the frontal mirror at a proper position, and the head position of the examinee is slightly adjusted to enable the external auditory meatus of the examinee to be adapted to the light. Adults need to slightly pull the auricle backwards and upwards to straighten the ear canal (children only need to pull backwards and slightly downwards), so that the deep part can be seen, and whether the examinee feels pain or not can be noticed during pulling; if there is cerumen in the ear canal, it should be removed, and if the ear canal is straightened, the ear canal still cannot see the full view of the bottom of the ear canal, then a suitable otoscope or otoscope can be placed for careful observation.

When the doctor is carrying out the ear inspection for the patient, because ear space is narrower, is unfavorable for observing, consequently need accomplish with the help of otoscope, for example the congestion of external auditory canal, swelling, have foreign matter etc. all need otoscope to help to accomplish the inspection. Generally, the otoscope mainly comprises a power supply, a light source, a camera bellows and a magnifier, and is mainly used for examining external ears and partial middle ears, after examination, doctors can treat the ears according to examination results, most of the otoscopes in the prior art are used by installing dry batteries, so that the otoscope is not environment-friendly, and the brightness of the light source is reduced after the dry batteries are used for a period of time; secondly, the otoscope in the prior art is inconvenient to dismantle and is not convenient for the replacement of the eyepiece.

Disclosure of Invention

In view of the above, it is an object of the present invention to provide a rechargeable otoscope capable of charging the otoscope.

The utility model discloses a following method realizes: a rechargeable otoscope comprising an outer housing, characterized in that: a metal inner cylinder is embedded in the outer shell, the lower end of the metal inner cylinder extends out of the outer shell, a spiral cover is spirally arranged at the lower end of the metal inner cylinder, an annular supporting plate is arranged at the lower end of the inner peripheral surface of the spiral cover, a bottom plate is erected on the annular supporting plate, a plurality of arc-shaped plates are arranged on the periphery of the upper surface of the bottom plate at equal intervals, a copper membrane is arranged on the outer peripheral side wall of each arc-shaped plate, a first supporting plate is arranged on the bottom plate, a circuit board is arranged on the first supporting plate, and a charging and discharging voltage stabilizing; a second supporting plate is arranged on the upper surface of the first supporting plate and is perpendicular to the first supporting plate, the bottom plate is arranged in the metal inner cylinder, a lithium battery for supplying power to the circuit board is arranged on the second supporting plate, and a charging interface for supplying power to the lithium battery is arranged on the bottom plate; outer casing upper end is provided with the base, the base lower surface is provided with the embedding metal inner tube and with metal inner tube matched with connector, the connector lower surface be provided with the lithium cell positive pole is connected the connection convex part that corresponds, annular groove has been seted up to the side wall upper end in the metal inner tube, the equidistance is provided with a plurality of rubber blocks that are used for the wall in the annular groove, it examines ear mechanism to be provided with on the base, be provided with the handle on the outer casing periphery lateral wall, be provided with on the handle be used for open with examine the switch of ear mechanism.

Furthermore, the positive pole of lithium cell is connected with yellow wire and red wire, the negative pole of lithium cell is connected with the black wire, yellow wire with connect the convex part and be connected, the red wire with the positive pole of circuit board is connected, the black wire with the negative pole of circuit board is connected.

Further, the charging and discharging voltage stabilizing circuit comprises a U2 chip, a Q1 chip, a BAT-port, a BAT + port, a resistor R3, a capacitor C3, a resistor R2, a light emitting diode LED1, a light emitting diode LED2, a resistor R5, a capacitor C4, a resistor R6, a capacitor C2, a 3.3V + port, a GND port and a charging socket TYPE C-6P, wherein the BAT-port is connected with the negative electrode of the lithium battery through the black lead, the BAT + port is connected with the positive electrode of the lithium battery through a red lead, a No. 1 pin of the U2 chip is connected with the positive electrode of the light emitting diode LED1 and the negative electrode of the light emitting diode LED2, the positive electrode of the light emitting diode LED2 is connected with one end of the resistor R5, the other end of the resistor R5 is connected with a No. 2 pin of the charging socket TYPE C-6P, the negative electrode of the light emitting diode LED1 is connected with a No. 2 pin of the U2 chip, the pin No. 2 of the U2 chip is connected with the pin No. 6 of the charging socket TYPE C-6P in series and then grounded, the pin No. 3 of the U2 chip is connected with the BAT + port, the pin No. 3 of the U2 chip is connected with the pin No. 3 of the Q1 chip in series and then connected with one end of the capacitor C2, and the other end of the capacitor C2 is connected with the GND port; a pin 4 of the U2 chip is connected in series with one end of the capacitor C3 and then connected with one end of the resistor R2, the other end of the resistor R2 is connected with a pin 2 of the charging socket TYPE C-6P, the other end of the capacitor C3 is connected with the BAT-port, a pin 5 of the U2 chip is connected with one end of the resistor R3, and the other end of the resistor R3 is connected with the BAT-port; the pin No. 1 of the Q1 chip is connected with the GND port, the pin No. 2 of the Q1 chip is connected with one end of the capacitor C4 in series and then connected with one end of the resistor R6, the other end of the resistor R6 is connected with the 3.3V + port, and the other end of the capacitor C4 is connected with the GND port and then grounded; no. 1 pin of the charging socket TYPE C-6P is grounded.

Further, it includes first magnifying glass, peeps ear ware and light source to examine ear mechanism, first magnifying glass, light source and peep ear ware are in the base upper surface sets gradually from the back to the front, base upper surface front end is provided with solid fixed ring, gu the internal screw of fixed ring is provided with peep ear ware, the left end is provided with the dead lever on the base, the fixed orifices has been seted up at the dead lever middle part, be provided with the tensile pole of the back-and-forth movement of can stretching in the fixed orifices, tensile pole rear end face is connected with first magnifying glass, be provided with a fixing base on the base, the terminal surface is provided with light source before the fixing base, the central axis of first magnifying glass, light source and peep ear ware aligns the setting.

Furthermore, the lighting source is an LED lamp, and the LED lamp is electrically connected with the circuit board.

Further, examine ear mechanism and include second magnifying glass and infundibulate otoscope, the infundibulate otoscope is fixed on the base, the second magnifying glass fixed set up in infundibulate otoscope rear end, the annular is provided with the optic fibre that is used for carrying out the illumination in the infundibulate otoscope, optic fibre with circuit board electric connection.

Furthermore, both ends all are provided with the pin thread about on the connector periphery lateral wall, the metal inner tube inner periphery lateral wall upper end left and right sides all be provided with pin thread matched with box.

The beneficial effects of the utility model reside in that: the utility model adds the metal inner cylinder, the circuit board, the copper diaphragm, the lithium battery and the charging interface into the device, so that the worker can charge the lithium battery through the charging interface, and then supply power to the circuit board through the lithium battery, thereby realizing the power supply of the ear detection mechanism, and the metal inner cylinder and the copper diaphragm can better conduct electricity, thereby realizing the reuse of the otoscope; the first magnifier and the illumination light source are added in the device, so that medical workers can better look over the inside of the ear when using the otoscope, and the first magnifier can be driven to rotate and stretch under the action of the stretching rod, so that the visual angle of the medical workers can be adjusted, and the medical workers can better look over the inside of the ear through the adjustment of visibility; the utility model discloses simple structure, the simple operation can realize the charge effect of otoscope, accords with otolaryngology branch of academic or vocational study medical personnel's operation custom, has obtained good visual effect through the otoscope, has improved the security and the convenience of operation.

Drawings

Fig. 1 is a schematic view of the first state structure of the present invention.

Fig. 2 is a second structural diagram of the present invention.

Fig. 3 is a sectional view taken along the direction a-a.

Fig. 4 is an exploded view of the present invention.

FIG. 5 is a schematic circuit diagram of the charging and discharging voltage stabilizing circuit.

Fig. 6 is a schematic structural view of a second embodiment of the ear detection mechanism.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1 to 4, the present invention provides an embodiment: a rechargeable otoscope comprises an outer shell 1, wherein a metal inner cylinder 10 is embedded in the outer shell 1, the lower end of the metal inner cylinder 10 extends out of the outer shell 1, a spiral cover 11 is spirally arranged at the lower end of the metal inner cylinder 10, an annular support plate 12 is arranged at the lower end of the inner peripheral surface of the spiral cover 11, a bottom plate 13 is erected on the annular support plate 12, a plurality of arc-shaped plates 14 are arranged on the upper surface of the bottom plate 13 at equal intervals, copper diaphragms 15 are arranged on the peripheral side walls of the arc-shaped plates 14, a first support plate 16 is arranged on the bottom plate 13, a circuit board 17 is arranged on the first support plate 16, and a charging and discharging voltage stabilizing circuit is connected onto the circuit; a second support plate 18 is arranged on the upper surface of the first support plate 16, the second support plate 18 is perpendicular to the first support plate 16, the bottom plate 13 is arranged in the metal inner barrel 10, a lithium battery 19 for supplying power to the circuit board 17 is arranged on the second support plate 18, and a charging interface 2 for supplying power to the lithium battery 19 is arranged on the bottom plate 13; outer 1 upper end of casing is provided with

base

3, 3 lower surfaces of base are provided with the embedding metal inner tube 10 and with metal inner tube 10 matched with connector 31, connector 31 lower surface be provided with lithium cell 19 anodal be connected the connection convex part 32 that corresponds, annular groove (not shown in the figure) has been seted up to lateral wall upper end in the metal inner tube 10, the equidistance is provided with a plurality of rubber blocks 33 that are used for the wall in the annular groove, be provided with on the base 3 and examine ear mechanism 4, be provided with handle 34 on 1 outer lateral wall of outer casing, be provided with on the handle 34 be used for open with examine the switch 35 of ear mechanism 4. The feasible switch 35 that opens through opening, switch 35 starts the wall effect of having blocked rubber block 33, the circuit intercommunication of lithium cell 19 and connection convex part 32 has been realized, lithium cell 19 supplies power to circuit board 17, circuit board 17 is opened through the illumination that charge-discharge voltage stabilizing circuit will examine ear mechanism 4, after finishing using, can charge lithium cell 19 through interface 2 that charges, in order to maintain the normal use of illumination, rubber block 33 plays to switch on and cut off the effect, open when switch 35, internal circuit switches on, make the illumination can shine, close when switch 35, rubber block 33 plays the circuit effect of cutting off, make light source close.

The utility model provides a interface 2 that charges can be DC interface, Type-c interface, Mini USB interface, Micro USB interface, but is not limited to this.

Referring to fig. 1 to 4, in an embodiment of the present invention, the metal inner tube 10 integrally forms a negative electrode, the copper film 15 contacts with the metal inner tube to form a negative electrode, the connector 31 contacts with the metal inner tube 10 to form a negative electrode, and the connecting protrusion 32 is a positive electrode, so as to form a complete circuit loop, which can better conduct electricity, power on and power supply.

Referring to fig. 1 to 4, in an embodiment of the present invention, the positive electrode of the lithium battery 19 is connected to a yellow wire and a red wire, the negative electrode of the lithium battery 19 is connected to a black wire, the yellow wire is connected to the connection protrusion 32, the red wire is connected to the positive electrode of the circuit board 17, and the black wire is connected to the negative electrode of the circuit board 17. The positive electrode of the lithium battery 19 is connected with the connecting convex part 32 through the yellow lead, the positive electrode of the lithium battery is electrified with the connecting convex part 32, the red lead is connected with the positive electrode of the circuit board 17, and the black lead is connected with the negative electrode of the circuit board 17, so that a charge-discharge loop is formed.

As shown in fig. 5, in an embodiment of the present invention, the charging/discharging voltage regulator circuit includes a U2 chip, a Q1 chip, a BAT-port, a BAT + port, a resistor R3, a capacitor C3, a resistor R2, a light emitting diode LED1, a light emitting diode LED2, a resistor R5, a capacitor C4, a resistor R6, a capacitor C2, a 3.3V + port, a GND port, and a charging socket TYPE C-6P, the BAT-port is connected to a negative electrode of the lithium battery through the black wire, the BAT + port is connected to a positive electrode of the lithium battery through a red wire, a pin No. 1 of the U2 chip is connected to a positive electrode of the light emitting diode LED1 and a negative electrode of the light emitting diode LED2, a positive electrode of the light emitting diode LED2 is connected to one end of the resistor R5, and the other end of the resistor R5 is connected to a pin No. 2 of the charging socket TYPE C-6P, the negative electrode of the light emitting diode LED1 is connected with the pin No. 2 of the U2 chip, the pin No. 2 of the U2 chip is connected with the pin No. 6 of the charging socket TYPE C-6P in series and then grounded, the pin No. 3 of the U2 chip is connected with the BAT + port, the pin No. 3 of the U2 chip is connected with the pin No. 3 of the Q1 chip in series and then connected with one end of the capacitor C2, and the other end of the capacitor C2 is connected with the GND port; a pin 4 of the U2 chip is connected in series with one end of the capacitor C3 and then connected with one end of the resistor R2, the other end of the resistor R2 is connected with a pin 2 of the charging socket TYPE C-6P, the other end of the capacitor C3 is connected with the BAT-port, a pin 5 of the U2 chip is connected with one end of the resistor R3, and the other end of the resistor R3 is connected with the BAT-port; the pin No. 1 of the Q1 chip is connected with the GND port, the pin No. 2 of the Q1 chip is connected with one end of the capacitor C4 in series and then connected with one end of the resistor R6, the other end of the resistor R6 is connected with the 3.3V + port, and the other end of the capacitor C4 is connected with the GND port and then grounded; no. 1 pin of the charging socket TYPE C-6P is grounded. Therefore, the charging or discharging of the lithium battery 19 can be realized through the charging and discharging voltage stabilizing circuit, the lithium battery 19 can supply power to the circuit board 17 conveniently, and the circuit board 17 can be opened and closed conveniently by the lighting source 43 or the optical fiber.

The model of the U1 chip in the present invention can be LTC4054, and the model of the Q1 chip can be XC-6203-3.3v, but not limited thereto.

Referring to fig. 1, 2 and 4, in an embodiment of the present invention, the ear detecting mechanism 4 includes a first magnifying glass 41, an ear speculum 42 and an illuminating light source 43, the first magnifier 41, the illumination light source 43 and the ear speculum 42 are sequentially arranged on the upper surface of the base 3 from back to front, a fixing ring 44 is arranged at the front end of the upper surface of the base 3, the ear speculum 42 is spirally arranged in the fixing ring 44, a fixed rod 45 is arranged at the left end of the base 3, a fixed hole (not shown) is arranged in the middle of the fixed rod 45, a stretching rod 46 which can stretch and move back and forth is arranged in the fixed hole, the rear end surface of the stretching rod 46 is connected with the first magnifier 41, the base 3 is provided with a fixed seat 47, the front end surface of the fixed seat 47 is provided with the illumination light source 43, the central axes of the first magnifying lens 41, the illumination light source 43 and the ear speculum 42 are aligned. The first magnifier 41 can be driven to move back and forth under the action of the stretching rod 46, so that the position of the first magnifier 41 is adjusted, the stretching rod 46 can rotate in the fixing hole, the first magnifier 41 rotates, medical staff can adjust the visibility better, the ear speculum 42 is placed in the ear, the illumination light source 43 is turned on, and the medical staff can clearly check the condition in the ear of a patient; the ear speculum 42 can be replaced, and the size and the model of the ear speculum 2 can be replaced according to the requirements of patients.

Referring to fig. 1 to 4, in an embodiment of the present invention, the illumination light source 43 is an LED lamp, and the LED lamp is electrically connected to the circuit board 17. So that the circuit board 17 can turn the LED lamp on or off.

With continuing reference to fig. 6, the present invention provides a second embodiment of the ear detection mechanism: examine ear mechanism 4 and include second magnifying glass 5 and infundibulate otoscope 51, infundibulate otoscope 51 is fixed on the base 3, second magnifying glass 5 fixed set up in infundibulate otoscope 51 rear end, the annular is provided with optic fibre (not shown) that are used for carrying out the illumination in infundibulate otoscope 51, optic fibre with circuit board 17 electric connection. The medical staff can conveniently check the condition in the ear of the patient through the funnel-shaped otoscope 51, the second magnifier 5 and the optical fiber.

Referring to fig. 3, in an embodiment of the present invention, male buckles 6 are disposed at left and right ends of the outer peripheral sidewall of the connector 31, and female buckles 61 matched with the male buckles 6 are disposed at left and right sides of the upper end of the inner peripheral sidewall of the inner metal cylinder. So that the connector 31 can be better fixed in the metal inner cylinder by matching the male buckle 6 with the female buckle 61, and the base 3 can be fixed on the outer shell 1.

The utility model discloses well copper diaphragm, peep ear ware, LED lamp, optic fibre, infundibulate otoscope and magnifying glass are prior art, and technical personnel in the field have can clearly be known, do not explain in detail here, just the utility model discloses what protect is the structural feature of chargeable otoscope.

The utility model discloses a theory of operation: during the use, medical personnel will peep ear ware or funnel-shaped otoscope and put into patient's ear, through the angle and the position of tensile pole adjustment magnifying glass, adjust the back, open the switch for lithium cell and connection convex part intercommunication make light source or optic fibre shine through the circuit board, make medical personnel can be better look over in patient's ear.

The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.

Claims

1. A rechargeable otoscope comprising an outer housing, characterized in that: a metal inner cylinder is embedded in the outer shell, the lower end of the metal inner cylinder extends out of the outer shell, a spiral cover is spirally arranged at the lower end of the metal inner cylinder, an annular supporting plate is arranged at the lower end of the inner peripheral surface of the spiral cover, a bottom plate is erected on the annular supporting plate, a plurality of arc-shaped plates are arranged on the periphery of the upper surface of the bottom plate at equal intervals, a copper membrane is arranged on the outer peripheral side wall of each arc-shaped plate, a first supporting plate is arranged on the bottom plate, a circuit board is arranged on the first supporting plate, and a charging and discharging voltage stabilizing; a second supporting plate is arranged on the upper surface of the first supporting plate and is perpendicular to the first supporting plate, the bottom plate is arranged in the metal inner cylinder, a lithium battery for supplying power to the circuit board is arranged on the second supporting plate, and a charging interface for supplying power to the lithium battery is arranged on the bottom plate; outer casing upper end is provided with the base, the base lower surface is provided with the embedding metal inner tube and with metal inner tube matched with connector, the connector lower surface be provided with the lithium cell positive pole is connected the connection convex part that corresponds, annular groove has been seted up to the side wall upper end in the metal inner tube, the equidistance is provided with a plurality of rubber blocks that are used for the wall in the annular groove, it examines ear mechanism to be provided with on the base, be provided with the handle on the outer casing periphery lateral wall, be provided with on the handle be used for open with examine the switch of ear mechanism.

2. A rechargeable otoscope according to claim 1, wherein: the positive pole of lithium cell is connected with yellow wire and red wire, the negative pole of lithium cell is connected with the black wire, yellow wire with connect the convex part and be connected, the red wire with the positive pole of circuit board is connected, the black wire with the negative pole of circuit board is connected.

3. A rechargeable otoscope according to claim 2, wherein: the charge-discharge voltage stabilizing circuit comprises a U2 chip, a Q1 chip, a BAT-port, a BAT + port, a resistor R3, a capacitor C3, a resistor R2, a light emitting diode LED1, a light emitting diode LED2, a resistor R5, a capacitor C4, a resistor R6, a capacitor C2, a 3.3V + port, a GND port and a charging socket TYPE C-6P, wherein the BAT-port is connected with the negative electrode of the lithium battery through a black lead, the BAT + port is connected with the positive electrode of the lithium battery through a red lead, a No. 1 pin of the U2 chip is connected with the positive electrode of the light emitting diode LED1 and the negative electrode of the light emitting diode LED2, the positive electrode of the light emitting diode LED2 is connected with one end of the resistor R5, the other end of the resistor R5 is connected with a No. 2 pin of the charging socket TYPE C-6P, the negative electrode of the light emitting diode LED1 is connected with a No. 2 pin of the U686, the pin No. 2 of the U2 chip is connected with the pin No. 6 of the charging socket TYPE C-6P in series and then grounded, the pin No. 3 of the U2 chip is connected with the BAT + port, the pin No. 3 of the U2 chip is connected with the pin No. 3 of the Q1 chip in series and then connected with one end of the capacitor C2, and the other end of the capacitor C2 is connected with the GND port; a pin 4 of the U2 chip is connected in series with one end of the capacitor C3 and then connected with one end of the resistor R2, the other end of the resistor R2 is connected with a pin 2 of the charging socket TYPE C-6P, the other end of the capacitor C3 is connected with the BAT-port, a pin 5 of the U2 chip is connected with one end of the resistor R3, and the other end of the resistor R3 is connected with the BAT-port; the pin No. 1 of the Q1 chip is connected with the GND port, the pin No. 2 of the Q1 chip is connected with one end of the capacitor C4 in series and then connected with one end of the resistor R6, the other end of the resistor R6 is connected with the 3.3V + port, and the other end of the capacitor C4 is connected with the GND port and then grounded; no. 1 pin of the charging socket TYPE C-6P is grounded.

4. A rechargeable otoscope according to claim 1, wherein: examine ear mechanism and include first magnifying glass, peep ear ware and light source, first magnifying glass, light source and peep ear ware are in the base upper surface sets gradually from the back to the front, base upper surface front end is provided with solid fixed ring, gu fixed ring internal screw is provided with peep ear ware, the left end is provided with the dead lever on the base, the fixed orifices has been seted up at the dead lever middle part, be provided with the tensile pole of the back-and-forth movement of can stretching in the fixed orifices, tensile pole rear end face is connected with first magnifying glass, be provided with a fixing base on the base, the terminal surface is provided with before the fixing base light source, the central axis of first magnifying glass, light source and peep ear ware aligns the setting.

5. A rechargeable otoscope according to claim 4, characterized in that: the lighting source is an LED lamp, and the LED lamp is electrically connected with the circuit board.

6. A rechargeable otoscope according to claim 1, wherein: examine ear mechanism and include second magnifying glass and infundibulate otoscope, the infundibulate otoscope is fixed on the base, the second magnifying glass fix set up in infundibulate otoscope rear end, the annular is provided with the optic fibre that is used for carrying on the illumination in the infundibulate otoscope, optic fibre with circuit board electric connection.

7. A rechargeable otoscope according to claim 1, wherein: both ends all are provided with the pin thread about on the connector periphery lateral wall, the metal inner tube periphery lateral wall upper end left and right sides all be provided with pin thread matched with box.