CN217659794U

CN217659794U - Indirect laryngoscope heater

Info

Publication number: CN217659794U
Application number: CN202122662913.8U
Authority: CN
Inventors: 徐耀; 曾红; 顾文燕
Original assignee: Ningbo Medical Center Lihuili Hospital
Current assignee: Ningbo Medical Center Lihuili Hospital
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-10-28
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses an indirect laryngoscope heater, a serial communication port, include: the air inlet is communicated with the rear end of the main working cavity through an air supply channel; the infrared temperature sensor and the position sensor are respectively arranged in the main body; the heating assembly and the fan assembly are sequentially arranged in the air supply channel; the controller is installed on the main body, the position sensor and the infrared temperature sensor are respectively in signal connection with the controller, and the fan assembly and the heating assembly are respectively electrically connected with the controller. The utility model provides an indirect laryngoscope heater, which can heat the indirect laryngoscope automatically to a set temperature, thereby reducing the work of medical staff for judging the temperature of the indirect laryngoscope.

Description

Indirect laryngoscope heater

Technical Field

The utility model relates to a technical field of operation auxiliary assembly, in particular to an indirect laryngoscope heater.

Background

The indirect laryngoscope is a medical appliance which is widely applied in laryngoscopy and laryngopharynx operations, but because the temperature of the oral cavity of a human body is often higher than the ambient temperature, especially in areas with lower ambient temperature or in winter, if medical workers directly place the indirect laryngoscope in the oral cavity of a patient, the mirror surface of the indirect laryngoscope is easy to fog, and the use of the indirect laryngoscope is influenced. Consequently need heat the indirect laryngoscope and make it unanimous with human body temperature, thereby reach the effect of defogging, though this method can effectual reduction indirect laryngoscope mirror surface fog-forming's problem, but the heating process of prior art center to this indirect laryngoscope is difficult to the grasp to the temperature, the low effect that then can not reach the mirror surface defogging of temperature, the overheated risk that will have the scald patient oral cavity of temperature, consequently clinical medical personnel is more utilizing the mode that the back of the hand touched the indirect laryngoscope to carry out the perception to the current temperature of indirect laryngoscope at the in-process that uses indirect laryngoscope to heat, it is comparatively loaded down with trivial details obviously this process medical personnel's operation, occupy the more time of medical personnel.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem in the correlation technique to a certain extent at least: the indirect laryngoscope warmer is provided, which can automatically heat the indirect laryngoscope to a set temperature, thereby reducing the work of medical staff for judging the temperature of the indirect laryngoscope.

Therefore, an object of the present invention is to provide an indirect laryngoscope heater, which is characterized in that it comprises:

the main body is internally provided with a main working cavity, the front end of the main working cavity forms an opening on the outer surface of the main body, through which an indirect laryngoscope extends into the main working cavity, the outer side wall of the main body is provided with an air inlet, and the air inlet is communicated with the rear end of the main working cavity through an air supply channel;

the position sensor is arranged in the main body and used for detecting the indirect laryngoscope in the main working cavity;

the infrared temperature sensor is arranged in the main body and used for detecting the surface temperature of the indirect laryngoscope positioned in the main working cavity;

the heating assembly and the fan assembly are sequentially arranged in the air supply channel;

the controller is installed on the main body, the position sensor and the infrared temperature sensor are respectively in signal connection with the controller, and the fan assembly and the heating assembly are respectively electrically connected with the controller.

Preferably, a positioning piece for placing the indirect laryngoscope is arranged in the main working cavity and is close to the opening.

Preferably, the positioning element is an annular bulge formed by extending the inner side wall of the main working cavity inwards in the radial direction, and the inner diameter of the annular bulge is smaller than the diameter of the indirect laryngoscope.

Preferably, the position sensor is a photoelectric sensor, a placing cavity for accommodating the photoelectric sensor is arranged on the main body, a detection channel which is communicated with the main working cavity and faces the main working cavity and is arranged in the area where the indirect laryngoscope is located is arranged on the inner side wall of the placing cavity, and detection light for the photoelectric sensor is emitted into the main working cavity.

Preferably, the main working chamber is arranged along the vertical direction, the opening is located at the top of the main working chamber, the air supply channel is communicated with the air outlet in the side wall of the bottom of the main working chamber, and the infrared temperature sensor is arranged at the bottom of the main working chamber.

Preferably, the air outlet is communicated with the air supply channel through a tail end air flow channel, and the tail end air flow channel is obliquely arranged, so that the end part of the tail end air flow channel connected with the air supply channel is lower than the position of the air outlet along the vertical direction.

Preferably, the air supply channel comprises at least two branch air channels, and the fan assembly and the heating assembly are respectively arranged in the corresponding branch air channels.

Preferably, the branch air flue where the fan assembly is located is of an annular structure, the fan assembly comprises an annular frame and an impeller, the annular frame is fixed on the inner wall of the branch air flue, the impeller is rotationally matched in the annular frame, and a driving motor for driving the impeller to rotate is arranged on the annular frame.

Preferably, the bottom of the main body is provided with a bottom cover detachably connected with the main body, and the upper end surface of the bottom cover and the inner surface of the main body enclose the main working cavity and the air supply channel.

Preferably, the upper end surface of the main body is provided with one or more brackets along the circumferential direction of the opening.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

The technical scheme has the following advantages or beneficial effects: medical personnel can directly place indirect laryngoscope in main working chamber can be through position sensor and temperature sensor trigger control ware, thereby automatic control heating element and fan unit carry out the heating process to the indirect laryngoscope of main working chamber, the controller can control heating element and fan unit and open and stop after the indirect laryngoscope heats required temperature, thereby make indirect laryngoscope be in constant temperature state all the time, consequently medical personnel need not consider factors such as heating time, only need use indirect laryngoscope as needs take out this indirect laryngoscope that is located main working chamber can, this makes medical personnel use indirect laryngoscope comparatively convenient.

Drawings

Fig. 1 is a schematic structural view of the indirect laryngoscope placed on the indirect laryngoscope heater of the utility model.

Fig. 2 is a schematic top view of fig. 1.

Fig. 3 isbase:Sub>A sectional view taken in the direction of "base:Sub>A-base:Sub>A" in fig. 2.

Fig. 4 is a partially enlarged view of the region "C" in fig. 3.

Fig. 5 is a sectional view taken in the direction of "B-B" in fig. 2.

Fig. 6 is a schematic structural view of the indirect laryngoscope warmer of the present invention after the bottom cover is opened.

Fig. 7 is a schematic cross-sectional view of the indirect laryngoscope warmer of the present invention with the bottom cover opened.

Wherein, 1, the main body; 2. a primary working chamber; 3. an opening; 4. an air inlet; 5. a gas supply channel; 5.1, branch airway; 6. a position sensor; 7. an infrared temperature sensor; 8. a heating assembly; 9. a fan assembly; 9.1, a ring frame; 9.2, an impeller; 10. a positioning member; 11. a placement cavity; 12. a detection channel; 13. an air outlet; 14. a terminal airflow channel; 15. a bottom cover; 16. a support; 17. a filter layer; 100. an indirect laryngoscope.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

An indirect laryngoscope warmer according to an embodiment of the present invention will be described in detail below with reference to the accompanying drawings.

The first embodiment is as follows:

the utility model provides an indirect laryngoscope heater, a serial communication port, include:

the main body 1 is internally provided with a main working cavity 2, the front end of the main working cavity 2 forms an opening 3 on the outer surface of the main body 1, the opening 3 is used for allowing the indirect laryngoscope 100 to extend into the main working cavity 2 and is used for placing the lens part of the indirect laryngoscope into the main working cavity 2 through the opening 3, the outer side wall of the main body 1 is provided with an air inlet 4, an air supply channel is formed between the air inlet 4 and the rear end of the main working cavity in the main body 1, and the air inlet 4 and the rear end of the main working cavity 2 are mutually communicated through an air supply channel 5, so that air sucked by the air inlet 4 can enter a space at the rear end of the main working cavity through the air supply channel and then is sprayed out from the opening at the front end of the main working cavity;

the position sensor 6 is arranged in the main body 1 and used for detecting the position of the indirect laryngoscope 100 in the main working cavity 2, and the position information comprises whether the indirect laryngoscope is placed in place or not and also comprises whether the indirect laryngoscope is placed in the main working cavity 2 or not;

the infrared temperature sensor 7 is arranged in the main body 1, and is used for detecting the surface temperature of the indirect laryngoscope 100 positioned in the main working cavity 2 and measuring the surface temperature of the indirect laryngoscope 100 in a non-contact and real-time manner through the infrared temperature sensor 7;

the heating assembly 8 and the fan assembly 9 are sequentially arranged in the air supply channel 5;

the controller (not shown in the figure), the controller is installed on the main body 1, and the position sensor 6 and the infrared temperature sensor 7 are respectively in signal connection with the controller, the signal connection includes but is not limited to wireless communication connection and wired data connection, the position detection signal of the position sensor 6 and the temperature detection signal of the infrared temperature sensor 7 are transmitted into the controller, the fan assembly 9 and the heating assembly 8 are respectively and electrically connected with the controller, the controller controls the fan assembly 9 and the heating assembly 8 based on the position detection signal and the temperature detection signal, namely, the rotating speed of the fan assembly 9 is changed so as to change the air flowing speed in the air supply channel, the adjustment of the temperature and the air flowing speed is achieved, and the start-stop heating assembly 8 achieves the adjustment of the temperature.

As shown, the main body 1 is a block structure, preferably the main body 1 is a cylinder structure, and the main working chamber 2 is arranged at the position of the central axis of the main body 1.

Preferably, in order to enable the mirror surface part of the indirect laryngoscope 100 to be well placed at the optimal heating position in the main working cavity, namely to improve the positioning precision, the improvement of the embodiment is that a positioning piece 10 for placing the indirect laryngoscope 100 is arranged in the main working cavity 2 at the position close to the opening 3.

Specifically, the positioning element 10 and the main body 1 are of an integral structure, the positioning element 10 is an annular protrusion formed by extending the inner side wall of the main working cavity 2 inwards along the radial direction, and the inner diameter r of the annular protrusion is smaller than the diameter d of the indirect laryngoscope 100.

Preferably, since the mirror portion of the indirect laryngoscope is the throat that needs to contact the patient, to reduce cross-contamination of the indirect laryngoscope mirror, the improvement made by this embodiment is: make position sensor 6 is non-contact's position sensor, preferably, position sensor 6 is photoelectric sensor, be equipped with the arrangement chamber 11 that is used for holding photoelectric sensor on the main part 1, be equipped with on the inside wall of arrangement chamber 11 with main working chamber 2 intercommunication and towards main working chamber 2 in the regional detection channel 12 in indirect laryngoscope 100 place for the detection light that supplies photoelectric sensor can shine in main working chamber 2 through this detection channel 12. Specifically, photoelectric sensor includes light emitter and light receiver, light emitter and light receiver set up respectively in two symmetrical arrangement chamber 11, two installation cavity 11 communicate with main working chamber through respective detection channel 12 respectively, and the extension line collineation of the axis of two detection channel 12, at this moment, if place indirect laryngoscope 100 in main working chamber 2 then the light that light emitter sent is sheltered from by this indirect laryngoscope 100's lens part, thereby light receiver can't receive the detection light, then judge that to place indirect laryngoscope 100 in this main working chamber 2, otherwise, if do not place indirect laryngoscope 100 in main working chamber 2 or indirect laryngoscope 100 and place not in place then the detection light that light emitter sent can jet into in another relative detection channel 12 and be received by light receiver when shooting into main working chamber 2 through the detection channel 12 that corresponds, therefore judge that there is not indirect laryngoscope 100 in this main working chamber 2. The controller automatically controls the start and stop of the heating component and the fan component based on the position detection signal of the photoelectric sensor.

In addition, the controller controls the heating assembly 8 and the fan assembly 9 to start and stop according to the temperature detection signal transmitted by the infrared sensor 7. Further, if the heating element 8 is an electrically heated heating tube, the controller can also adjust the heating power of the heating tube by controlling the current of the heating element 8. Similarly, when the driving motors in the fan assembly are driving motors with different output powers, the controller can also control the driving motors to rotate at an accelerated speed or a decelerated speed, that is, to adjust different rotation speeds of the fan assembly 9.

Preferably, the main working chamber 2 is arranged along the vertical direction, the opening 3 is positioned at the top of the main working chamber 2, the air supply channel 5 is communicated with an air outlet 13 on the side wall of the bottom of the main working chamber 2, and the infrared temperature sensor 7 is arranged at the bottom of the main working chamber 2.

Specifically, the air outlet 13 is communicated with the air supply channel 5 through a terminal air flow channel 14, and the terminal air flow channel 14 is obliquely arranged, so that the end part of the terminal air flow channel 14 connected with the air supply channel 5 is lower than the position of the air outlet 13 along the vertical direction. By adopting the obliquely arranged tail end airflow channel 14, heated air injected into the main working cavity 2 from the tail end airflow channel 14 can avoid the position of the infrared temperature sensor, so that the interference on the infrared temperature sensor is reduced, and the dust deposition on the position of the infrared temperature sensor is also reduced.

Preferably, as shown in the figure, the longitudinal section of the air supply channel 5 is in an "S" shape, the air supply channel 5 in the "S" shape includes at least two branch air channels 5.1, and the fan assembly 9 and the heating assembly 8 are respectively arranged in the corresponding branch air channels 5.1. Preferably, the fan assembly 9 is disposed at an upstream position of the heating assembly 8 along a flowing direction of the air flow in the air supply channel 5, so that the air heated by the heating assembly 8 can be delivered into the main working chamber 2 to the greatest extent, the heat energy utilization rate is improved, and the influence of the temperature on the motor in the fan assembly 9 is also reduced.

Preferably, a filter layer 17 is arranged in the branch air duct 5.1 where the fan assembly 9 is positioned.

Preferably, the branch air duct 5.1 where the fan assembly 9 is located is of an annular structure, the fan assembly 9 includes an annular frame 9.1 and an impeller 9.2, the annular frame 9.1 is fixed on the inner wall of the branch air duct 5.1, the impeller 9.2 is rotationally fitted in the annular frame 9.1, and a driving motor for driving the impeller 9.2 to rotate is arranged on the annular frame 9.1. Specifically, the driving motor can be arranged in the main body 1 and connected with the impeller to rotate through the transmission between the output shaft of the driving motor and the impeller; further, the driving motor is a direct driving motor integrated on the annular frame 9.1, that is, a stator and a mover of the direct driving motor are respectively sleeved between the impeller 9.2 and the annular frame 9.1, the stator is fixed with the annular frame 9.1, the mover is fixed with the impeller 9.2, and the rotation of the impeller 9.2 is realized through electromagnetic driving between the stator and the mover. As to the direct drive motor, also called as a direct drive motor, which is a conventional prior art in the field of drive motors, the structure of the direct drive motor is not described in detail.

In order to facilitate the cleaning and maintenance of the fan assembly and the heating assembly in the air supply channel 5 and also to facilitate the cleaning of the interior of the main working chamber, the improvement of the embodiment is that: the bottom of the main body 1 is provided with a bottom cover 15 detachably connected with the main body 1, that is, the bottom cover 15 and the bottom of the main body 1 include but are not limited to clamping, screw connection and the like, and the upper end surface of the bottom cover 15 and the inner surface of the main body 1 surround to form the main working chamber 2 and the air supply channel 5.

Preferably, in order to enable the indirect laryngoscope to free the hands of the medical staff during the warming process, the improvement of the embodiment lies in that: the up end of main part 1 is followed the circumference of opening 3 is equipped with one or more support 16, be equipped with on the support 16 with indirect laryngoscope 100's handle bar assorted draw-in groove to the handle bar of indirect laryngoscope 100 of being convenient for can shelve on this support 16, thereby medical personnel can be free handle other work, directly take this indirect laryngoscope 100 of accomplishing of heating when treating need.

While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.

Various alterations and modifications will no doubt become apparent to those skilled in the art after having read the above description. It is therefore intended that the appended claims be interpreted as covering all alterations and modifications as fall within the true spirit and scope of the invention. Any and all equivalent ranges and contents within the scope of the claims should be considered to be within the intent and scope of the present invention.

Claims

1. An indirect laryngoscope warmer, comprising:

the main body (1), a main working cavity (2) is arranged in the main body (1), an opening (3) for an indirect laryngoscope (100) to extend into the main working cavity (2) is formed at the outer surface of the main body (1) at the front end of the main working cavity (2), an air inlet (4) is arranged on the outer side wall of the main body (1), and the air inlet (4) is communicated with the rear end of the main working cavity (2) through an air supply channel (5);

the position sensor (6) is arranged in the main body (1) and is used for detecting the position of the indirect laryngoscope (100) in the main working cavity (2);

the infrared temperature sensor (7), the infrared temperature sensor (7) is arranged in the main body (1) and is used for detecting the surface temperature of the indirect laryngoscope (100) positioned in the main working cavity (2);

the heating assembly (8) and the fan assembly (9) are sequentially arranged in the air supply channel (5);

the controller is installed on the main body (1), the position sensor (6) and the infrared temperature sensor (7) are in signal connection with the controller respectively, and the fan assembly (9) and the heating assembly (8) are electrically connected with the controller respectively.

2. The indirect laryngoscope warmer of claim 1, wherein: a positioning piece (10) for placing the indirect laryngoscope (100) is arranged in the main working cavity (2) and is close to the opening (3).

3. The indirect laryngoscope warmer of claim 2, wherein: the locating piece (10) is an annular bulge formed by extending the inner side wall of the main working cavity (2) inwards along the radial direction, and the inner diameter r of the annular bulge is smaller than the diameter d of the indirect laryngoscope (100).

4. The indirect laryngoscope warmer of claim 1, wherein: position sensor (6) are photoelectric sensor, be equipped with arrangement cavity (11) that are used for holding photoelectric sensor on main part (1), be equipped with on the inside wall of arrangement cavity (11) with main working chamber (2) intercommunication and towards in main working chamber (2) detection passageway (12) in indirect laryngoscope (100) place region for supply photoelectric sensor's detection light to penetrate into in main working chamber (2).

5. An indirect laryngoscope warmer according to claim 1, wherein: main working chamber (2) set up along vertical direction, opening (3) are located the top of main working chamber (2), gas supply channel (5) with gas outlet (13) intercommunication on the bottom lateral wall of main working chamber (2), infrared temperature sensor (7) are located the bottom of main working chamber (2).

6. The indirect laryngoscope warmer of claim 5, wherein: the gas outlet (13) is communicated with the gas supply channel (5) through a terminal gas flow channel (14), and the terminal gas flow channel (14) is obliquely arranged, so that the end part of the terminal gas flow channel (14) connected with the gas supply channel (5) is lower than the position of the gas outlet (13) along the vertical direction.

7. The indirect laryngoscope warmer of claim 5, wherein: the air supply channel (5) comprises at least two branch air channels (5.1), and the fan assembly (9) and the heating assembly (8) are respectively arranged in the corresponding branch air channels (5.1).

8. The indirect laryngoscope warmer of claim 7, wherein: the branch air flue (5.1) that fan assembly (9) were located is loop configuration, fan assembly (9) include ring frame (9.1) and impeller (9.2), ring frame (9.1) are fixed on the inner wall of branch air flue (5.1), impeller (9.2) normal running fit in ring frame (9.1), be equipped with on ring frame (9.1) and be used for driving impeller (9.2) pivoted driving motor.

9. The indirect laryngoscope warmer of claim 1, wherein: the bottom of main part (1) is equipped with bottom (15) with main part (1) detachable connection, the up end of bottom (15) and the internal surface of main part (1) surround and form main working chamber (2) and air feed channel (5).

10. The indirect laryngoscope warmer of claim 1, wherein: one or more brackets (16) are arranged on the upper end surface of the main body (1) along the circumferential direction of the opening (3).