CN218773896U

CN218773896U - Constant temperature stethoscope capable of preventing over-excitation reaction

Info

Publication number: CN218773896U
Application number: CN202221404344.5U
Authority: CN
Inventors: 吴家博
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2023-03-31
Anticipated expiration: 2032-06-07

Abstract

The utility model discloses a prevent constant temperature stethoscope of overstimulation reaction, belong to stethoscope equipment technical field, a prevent constant temperature stethoscope of overstimulation reaction, including two earrings, the bottom cover of two earrings is equipped with Y type pipe, the earplug is installed to one side that the top of two earrings is close to each other, fixedly connected with spring leaf in the middle of two earrings, the bottom of Y type pipe is equipped with the listening head, back one side of listening head is equipped with the grab handle, the internally mounted of grab handle has the lithium cell, the inside of listening head is close to in it openly one side and is equipped with annular contact piece, the mounting groove has been seted up to back one side edge of listening head, it can realize heating the stethoscope, the temperature that makes the stethoscope is close to in human temperature, avoid medical personnel to lead to the overstimulation reaction of disease when carrying out the disease, and this scheme can realize auto-power-off, avoid the stethoscope high temperature when heating and cause the phenomenon of scalding to the disease to take place.

Description

Constant temperature stethoscope capable of preventing over-excitation reaction

Technical Field

The utility model relates to a stethoscope equipment technical field, more specifically say, relate to a prevent constant temperature stethoscope of overstimulation reaction.

Background

The stethoscope is the most commonly used diagnostic tool for internal and external gynecologists, is the mark of doctors, and the modern medicine is the invention of the stethoscope, wherein the appearance and the sound transmission mode of the stethoscope are continuously improved since the stethoscope is applied to clinic in 3, 8 and 3 years 1817, but the basic structure of the stethoscope is not changed greatly and mainly comprises a sound pickup part, a conduction part and a listening part.

The existing stethoscope is generally placed outside after being used, the temperature of the stethoscope can change along with the external temperature change, especially in autumn and winter, because the external temperature is too low, the stethoscope is common when being dropped to dozens of degrees or even to the condition below a few degrees or zero degrees, the temperature of a human body is about 37 ℃, the stethoscope and the human body have a large temperature difference, when medical personnel use the patient, the stethoscope can generate strong and transient stimulation to the human body, the blood vessel of the human body is shrunk instantaneously, the heartbeat is accelerated, and the accuracy of auscultation of the medical personnel is influenced.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a prevent constant temperature stethoscope of overstimulation reaction can realize heating the stethoscope, makes the temperature of stethoscope be close to in human temperature, avoids medical personnel to lead to the disease to appear the overstimulation reaction when carrying out the auscultation to the disease, and this scheme can realize the auto-power-off, avoids the stethoscope high temperature when the heating and causes the phenomenon of scald to the disease to take place.

2. Technical scheme

In order to solve the problem, the utility model adopts the following technical proposal.

The utility model provides a prevent constant temperature stethoscope of overstimulation reaction, includes two earrings, two the bottom cover of earring is equipped with Y type pipe, two the earplug is installed to one side that the top of earring is close to each other, two fixedly connected with spring leaf in the middle of the earring, the bottom of Y type pipe is equipped with listens head, the back one side of listening head is equipped with the grab handle, the internally mounted of grab handle has the lithium cell, the inside of listening head is close to and is equipped with annular contact piece on one side of its front, the back one side edge of listening head has seted up the mounting groove, the inside of mounting groove is equipped with thermal conduction component, first movable groove has been seted up to the bottom of mounting groove, first movable inslot portion is fixed with the heat-conducting column, the top left side of heat-conducting column is connected with shape memory alloy, the second movable groove has been seted up to inside one side of mounting groove, second movable inslot portion is equipped with extension spring, extension spring's right-hand member is fixed with the stopper.

Furthermore, a sealing ring is arranged at the edge of one side of the outer part of the tin head close to the front side of the tin head.

Further, the heat conduction assembly comprises a button, a fixture block, a contraction spring, a pressure-sensitive switch, a heater and a heat conduction sheet, the button is installed in the installation groove, the top of the button is located at the outer end of the installation groove, the bottom of the fixture block is fixed to the bottom of the button, a limiting hole is transversely formed in the fixture block, the top of the contraction spring is fixed to the top of the installation groove, the bottom of the contraction spring is fixedly connected with the edge of the bottom of the button, the pressure-sensitive switch is installed at the bottom of the installation groove and located under the fixture block, the heater is installed at the center of the inside of the hearing head, the heat conduction sheet is installed at the edge of the periphery of the heater, and the bottom of the heat conduction sheet is connected with the annular contact sheet in a laminating mode.

Furthermore, the bottom of the limiting block is provided with a baffle, the baffle is located on the left side of the shape memory alloy, and the bottom of the baffle is flush with the shape memory alloy.

Furthermore, the top of the right end of the limiting block is designed in an inclined mode, and the size of the limiting block is matched with that of the limiting hole.

Further, the bottom of the heat conduction column is attached to the upper end surface of the heat conduction sheet.

Furthermore, the initial state of the shape memory alloy is a contracted state, the shape memory alloy is made of a nickel-titanium alloy material, and the temperature of a phase transformation point of the shape memory alloy is 25-35 DEG

3. Advantageous effects

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

(1) This scheme is before the use, and medical personnel support and press pressure sensitive switch through pressing the button to cause the heater to start to carry out heat treatment to the annular contact piece, avoid the stethoscope surface temperature when carrying out the auscultation to the patient low excessively and lead to the uncomfortable phenomenon of patient's health.

(2) This scheme is when using, the heater is to the continuous heating process of annular contact piece, the heat conduction post can conduct the temperature on the annular contact piece for shape memory alloy, when the temperature reaches between 25-35, shape memory alloy can extend left, promote the baffle and remove left, thereby drive the stopper and remove left, make the stopper shift out from spacing downthehole portion, the external force that the shrink spring received this moment disappears and the shrink resets under its self elastic action, drive fixture block rebound, when the fixture block breaks away from with pressure sensitive switch, the heater stops the heating, the realization is to the automatic disconnected thermal treatment of annular contact piece, avoid the heater to make the annular contact piece high temperature under the continuous heating effect and lead to the condition of patient scalded to take place.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the position of the sealing ring of the present invention;

FIG. 3 is a schematic view of the heater position of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 3 according to the present invention.

The numbering in the figures illustrates:

1. an ear ring; 2. a Y-shaped catheter; 3. an earplug; 4. a spring plate; 5. listening head; 501. a seal ring; 6. a handle; 601. a lithium battery; 7. an annular contact piece; 8. mounting grooves; 9. a first movable slot; 901. a heat-conducting column; 902. a shape memory alloy; 10. a second movable slot; 1001. an extension spring; 1002. a limiting block; 1003. a baffle plate; 11. a button; 12. a clamping block; 1201. a limiting hole; 13. a retraction spring; 14. a pressure sensitive switch; 15. a heater; 16. a heat conductive sheet.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like, are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment is as follows:

referring to fig. 1-4, a constant temperature stethoscope for preventing over-excited reaction includes two earrings 1, a Y-shaped conduit 2 is sleeved at the bottom of each of the two earrings 1, earplugs 3 are installed at one side of the top of each of the two earrings 1, a spring leaf 4 is fixedly connected between the two earrings 1, a listening head 5 is installed at the bottom of the Y-shaped conduit 2, a handle 6 is installed at one side of the back of the listening head 5, a lithium battery 601 is installed inside the handle 6, an annular contact piece 7 is installed at one side of the front of the listening head 5, an installation groove 8 is installed at one side edge of the back of the listening head 5, a heat conduction assembly is installed inside the installation groove 8, a first movable groove 9 is installed at the bottom of the installation groove 8, a heat conduction column 901 is fixed inside the first movable groove 9, a shape memory alloy 902 is connected at the left side of the top of the heat conduction column 901, a second movable groove 10 is installed at one side of the inside of the installation groove 8, an extension spring 1001, and a limit block 1002 is fixed at the right end of the extension spring.

Referring to fig. 1, a sealing ring 501 is disposed at an edge of the front side of the listening head 5, so as to effectively improve the sealing performance of the listening head 5 and improve the accuracy of medical staff in auscultation of patients.

Referring to fig. 1-4, the heat conducting assembly includes a button 11, a fixture block 12, a shrinking spring 13, a pressure sensitive switch 14, a heater 15 and a heat conducting strip 16, wherein the button 11 is installed in the installation groove 8, the top of the button 11 is located at the outer end of the installation groove 8, the fixture block 12 is fixed to the bottom of the button 11, a limiting hole 1201 is transversely formed in the fixture block 12, the top of the shrinking spring 13 is fixed to the top end of the installation groove 8, the bottom of the shrinking spring 13 is fixedly connected to the edge of the bottom of the button 11, the pressure sensitive switch 14 is installed at the bottom of the installation groove 8 and located right below the fixture block 12, the heater 15 is installed at the center inside of the stethoscope head 5, the heat conducting strip 16 is installed at the peripheral edge of the heater 15, and the bottom of the heat conducting strip 16 is attached to the annular contact strip 7.

Referring to fig. 4, a baffle 1003 is disposed at the bottom of the stopper 1002, and the baffle 1003 is located right above the shape memory alloy 902, so that the shape memory alloy 902 can extrude the stopper 1002 in a thermal deformation state to drive the stopper to move.

Referring to fig. 4, a baffle 1003 is disposed at the bottom of the limiting block 1002, the baffle 1003 is located on the left side of the shape memory alloy 902, and the bottom of the baffle 1003 is flush with the shape memory alloy 902, so that the baffle 1003 can be pushed by the shape memory alloy 902 when the shape memory alloy 902 is heated, and the limiting block 1002 can be pushed.

Referring to fig. 3-4, the bottom of the heat conducting column 901 is attached to the upper end surface of the heat conducting sheet 16, and the shape memory alloy 902 absorbs heat and deforms through the heat transfer function of the heat conducting column 901, so as to cut off the power of the heater 15, and avoid the phenomenon that the patient is scalded due to the overhigh temperature of the stethoscope.

Referring to FIG. 4, the initial state of the shape memory alloy 902 is a contracted state, the shape memory alloy 902 is made of a nickel titanium alloy, the transformation temperature of the shape memory alloy 902 is 25-35 °, the shape memory alloy 902 extends when the transformation temperature reaches 25-35 °, and the shape memory alloy 902 contracts to return to the initial state when the transformation temperature is lower than 25 °.

When the scheme is used, a medical worker presses the button 11, the clamping block 12 moves downwards under the transmission action of the button 11 to press the limiting block 1002 to move leftwards, the contraction spring 13 deforms and moves downwards under the action of the pressing force, the stretching spring 1001 is stressed and contracts in the leftward movement process of the limiting block 1002, when the right end of the limiting block 1002 corresponds to the position of the limiting hole 1201, external force applied to the stretching spring 1001 disappears and moves rightwards, so that the limiting block 1002 is inserted into the limiting hole 1201 to limit the clamping block 12, the bottom of the clamping block 12 is in contact with the pressure sensitive switch 14, the pressure sensitive switch 14 starts the operation of the heater 15, the heat conducting sheet 16 conducts heat under the condition that the heater 15 is continuously heated to heat the annular contact sheet 7, meanwhile, the heat conducting column 901 conducts the temperature on the heat conducting sheet 16 to the shape memory alloy 902, and when the heat temperature reaches 25-35 degrees, the shape memory alloy 902 can extend to move leftwards, the baffle 1003 is pushed to move leftwards, so that the limiting block 1002 is driven to move leftwards, the limiting block 1002 is separated from the limiting hole 1201, at the moment, the limiting acting force received by the contraction spring 13 disappears and then moves upwards to reset, the clamping block 12 is driven to move upwards to separate from the pressure sensitive switch 14, the heater 15 stops heating, the highest temperature for heating the annular contact piece 7 is controlled, the phenomenon that a patient is scalded due to overhigh temperature is avoided, then medical personnel hang the ear ring 1, wear the earplug 3 on the ear, hold the handle 6 by hands, auscultate the patient through the listening head 5, adhere to the skin of the patient through the sealing ring 501 in the auscultation process, the sealing performance of the listening head 5 during auscultation is improved, the medical personnel can accurately auscultate the patient, after the auscultation is finished, the temperature inside the listening head 5 can be scattered outside dynamically, can contract when the temperature of shape memory alloy 902 alloy is less than 25 and resume into initial condition, and extension spring 1001 receives external force left and is more and more littleer, can remove right under its self elastic action, drives stopper 1002 and resets, and this scheme can realize heating the stethoscope, keeps the temperature of stethoscope and human body temperature to be close mutually, and this scheme can auto-power-off, avoids the stethoscope high temperature and leads to the phenomenon of disease by the scald to take place.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a prevent constant temperature stethoscope of overstimulation reaction, includes two earrings (1), its characterized in that: two the bottom cover of earrings (1) is equipped with Y type pipe (2), two earplug (3) are installed to the one side that the top of earrings (1) is close to each other, two fixedly connected with spring leaf (4) in the middle of earrings (1), the bottom of Y type pipe (2) is equipped with listening head (5), the back one side of listening head (5) is equipped with grab handle (6), the internally mounted of grab handle (6) has lithium cell (601), the inside of listening head (5) is close to and is equipped with annular contact piece (7) in its front one side, the back one side edge of listening head (5) has seted up mounting groove (8), the inside of mounting groove (8) is equipped with heat-conducting component, first activity groove (9) have been seted up to the bottom of mounting groove (8), first activity groove (9) inside is fixed with heat conduction post (901), the top left side of heat conduction post (901) is connected with shape memory alloy (902), second activity groove (10) have been seted up to inside one side of mounting groove (8), the inside extension spring (1001) of second activity groove (10), the limited extension spring (1002) of fixed position piece.

2. The isothermal stethoscope for preventing an overstimulation reaction according to claim 1, characterized in that: and a sealing ring (501) is arranged at the edge of one side of the outer part of the tin head (5) close to the front side of the tin head.

3. The isothermal stethoscope for preventing an overdriving reaction according to claim 1, wherein: the heat conduction assembly comprises a button (11), a clamping block (12), a contraction spring (13), a pressure-sensitive switch (14), a heater (15) and a heat conduction sheet (16), the button (11) is installed in an installation groove (8), the top of the button (11) is located at the outer end of the installation groove (8), the clamping block (12) is fixed to the bottom of the button (11), a limiting hole (1201) is transversely formed in the clamping block (12), the top of the contraction spring (13) is fixed to the top end of the inside of the installation groove (8), the bottom of the contraction spring (13) is fixedly connected with the edge of the bottom of the button (11), the pressure-sensitive switch (14) is installed at the bottom of the installation groove (8) and located under the clamping block (12), the heater (15) is installed at the center of the inside of the auditory head (5), the heat conduction sheet (16) is installed at the periphery of the heater (15), and the bottom of the heat conduction sheet (16) is attached to and connected with the annular contact sheet (7).

4. The isothermal stethoscope for preventing an overdriving reaction according to claim 1, wherein: the bottom of the limiting block (1002) is provided with a baffle (1003), the baffle (1003) is located on the left side of the shape memory alloy (902), and the bottom of the baffle (1003) is flush with the shape memory alloy (902).

5. The isothermal stethoscope for preventing an overdriving reaction according to claim 1, wherein: the top of the right end of the limiting block (1002) is designed in an inclined mode, and the size of the limiting block (1002) is matched with that of the limiting hole (1201).

6. The isothermal stethoscope for preventing an overdriving reaction according to claim 1, wherein: the bottom of the heat-conducting column (901) is attached to the upper end surface of the heat-conducting fin (16).

7. The isothermal stethoscope for preventing an overdriving reaction according to claim 1, wherein: the initial state of the shape memory alloy (902) is a contracted state, the shape memory alloy (902) is made of a nickel-titanium alloy material, and the phase transformation temperature of the shape memory alloy (902) is 25-35 degrees.