CN213430197U - Stethoscope capable of adjusting depth of inserting into ear - Google Patents

Abstract

The utility model discloses a stethoscope capable of adjusting the depth of an ear, which comprises a wearing ring and a three-way pipe, wherein two ends of the wearing ring are provided with a sliding plate in a pulling way, the bottom of the sliding plate is fixedly connected with an earmuff, the bottom of the three-way pipe is communicated with a long conduit, the bottom of the long conduit is communicated with an auditory head, and two ends of the top of the three-way pipe are connected with short conduits respectively, the utility model relates to the technical field of medical apparatus, the stethoscope capable of adjusting the depth of the ear is capable of adjusting the stethoscope according to the sizes of different doctor heads through the matching of structures such as the wearing ring, the earmuff, the sliding plate and a spacing cylinder, the applicability is strong, the using process of the stethoscope is more comfortable, the depth of the ear of the stethoscope adjustable earplug can be adjusted through the matching of structures such as a mounting plate, a threaded rod and the like, the size of sound during auscultation, the earmuffs can cover ears, have noise reduction effect, reduce the interference of external sound when auscultating, make the auscultation result more accurate.

Description

Stethoscope capable of adjusting depth of inserting into ear

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a stethoscope capable of adjusting the depth of an ear.

Background

In the medical care field, medical personnel often will use the stethoscope for detect patient's application situation, stethoscope simple structure, convenient to use, it mainly comprises adapter, pickup tube and listening head, and multi-purpose spring leaf is fixed between two branch pipes that its pickup tube upwards extends, makes the auscultation head contact closely with doctor's duct through the shrink of spring leaf.

The existing stethoscope has the problems that the head of each person is different in size, the distance between two ears is different, the holding force between the two listening tubes is fixed, the auscultation head can press the auditory meatus of a doctor to cause discomfort due to too tight holding force, the auscultation effect can be influenced due to too loose holding force, and the diagnosis is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an adjustable stethoscope of going into ear degree of depth has solved everybody the head size different, leads to the ears interval different, and the clamping force between the auditory canal is fixed, and too tightly can lead to the auscultation head can oppress doctor's duct and arouse the discomfort, and too loose can influence listening effect, influences diagnostic problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an adjustable stethoscope of going into ear degree of depth, is including wearing ring and three-way pipe, the both ends of wearing the ring all are provided with a slide with the pull, the bottom fixedly connected with ear muff of slide, the bottom intercommunication of three-way pipe has a long pipe, the bottom intercommunication of long pipe has a listening head, the both ends at three-way pipe top all are connected with short pipe, two the top of short pipe all communicates the listening pipe of buckling, listening pipe's horizontal end slidable link up extremely the inboard of ear muff, an outside fixedly connected with mounting panel of ear muff, horizontal threaded connection has a threaded rod on the mounting panel, the inner of threaded rod with listening pipe vertical portion's surface rotates and is connected.

Furthermore, both ends of the wearing ring are provided with sliding grooves which are inwards sunken for the sliding plate to slide, and a first spring is arranged between the top end of the sliding plate and the inner ends of the sliding grooves.

Furthermore, the outer side walls at two ends of the wearing ring are respectively provided with a limiting cylinder which horizontally penetrates through the sliding groove, the outer end of the limiting cylinder is connected with a long rod which horizontally penetrates through the inner cavity of the limiting cylinder, and the inner end of the long rod is fixedly connected with a limiting block.

Furthermore, the long rod is sleeved with a second spring between the outer side of the limiting block and the outer end of the inner cavity of the limiting pipe.

Furthermore, a rack which can be embedded with the limiting block is arranged on one side of the sliding plate, which is close to the limiting block.

Further, a limiting plate is fixedly connected to the surface of the horizontal part of the sound tube and positioned outside the ear muff.

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

(1) this adjustable stethoscope of going into ear degree of depth, through the threaded rod on the rotatory mounting panel, make the threaded rod along listening pipe horizontal end inward movement, the threaded rod inwards moves and extrudes listening pipe horizontal end inward movement, makes the adjustable earplug of this stethoscope go into the degree of depth of ear, the size of sound when adjusting the auscultation has the controllability, the earmuff can cover the ear, the noise reduction effect has, the interference of external sound when having reduced the auscultation makes the auscultation result more accurate.

(2) This stethoscope of adjustable income ear degree of depth through the cooperation of wearing ring, ear muff, slide, spacing section of thick bamboo isotructure, makes this stethoscope can adjust according to the size of different doctor heads, and the suitability is strong, also makes this stethoscope use more comfortable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1B according to the present invention;

fig. 4 is a partially enlarged view of the point C of fig. 3 according to the present invention.

In the figure: 1-wearing ring, 2-three-way pipe, 3-sliding plate, 4-ear muff, 5-long conduit, 6-listening head, 7-short conduit, 8-listening pipe, 9-mounting plate, 10-threaded rod, 11-sliding groove, 12-first spring, 13-limiting cylinder, 14-long rod, 15-limiting block, 16-second spring, 17-rack and 18-limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an adjustable stethoscope of degree of depth of going into ear, includes and wears ring 1 and three-way pipe 2, and the both ends of wearing ring 1 all can be provided with a slide 3 with the pull, and the bottom fixedly connected with ear muff 4 of slide 3.

The material of wearing ring 1 is elastic material, the head of adaptable different width, and ear muff 4 can cover whole ear, has the effect of making an uproar of falling, prevents that external sound from influencing doctor's auscultation.

The gliding sliding tray 11 of inside sunken confession slide 3 has all been seted up at the both ends of wearing ring 1, be provided with a first spring 12 between the top of slide 3 and the inner of sliding tray 11, the lateral wall at wearing ring 1 both ends all is provided with the level and runs through to the spacing section of thick bamboo 13 in the sliding tray 11, the outer end sliding connection of spacing section of thick bamboo 13 has a level to run through to the stock 14 of spacing section of thick bamboo 13 inner chamber, an inner fixed connection stopper 15 of stock 14, the cover is equipped with a second spring 16 that is located between the outside of stopper 15 and the spacing section of thick bamboo 13 inner chamber outer end on the stock 14, one side that slide 3 is close to stopper 15 is provided with one can with the rack 17 of stopper 15 inlay card.

The second spring 16 is always in a compressed state, the elastic force acts on the limiting block 15, the inner end of the limiting block 15 is an inclined plane, the inclined plane faces downwards, the first spring 12 prevents the sliding plate 3 from being separated from the sliding groove 11, the retraction force of the first spring 12 is insufficient to pull the earmuffs 4, when the earmuffs 4 need to be adjusted downwards, the long rod 14 is pulled outwards along the horizontal direction of the limiting cylinder 13, the long rod 14 drives the limiting block 15 to move outwards along the horizontal direction of the limiting cylinder 13, when the long rod 14 moves to a proper position, the limiting block 15 is separated from the rack 17, the earmuffs 4 are pulled, when the earmuffs 4 are pulled downwards to a proper position, the long rod 14 is released, the second spring 16 retracts to drive the limiting block 15 to move inwards along the horizontal direction of the limiting cylinder 13 to be clamped with the rack 17, when the earmuffs 4 need to be adjusted upwards, only the earmuffs, slide 3 the sideslip drives rack 17 and upwards slides, because of the inclined plane contact of rack 17 and stopper 15, rack 17 upwards slides and extrudes stopper 15, makes stopper 15 outwards remove along the horizontal direction of a spacing section of thick bamboo 13, further compresses second spring 16, when earmuff 4 was transferred to suitable position, stopper 15 was followed under the effect of second spring 16's elasticity spacing section of thick bamboo 13 horizontal direction inwards removes, stopper 15 contacts with rack 17 once more, prevents that earmuff 4 from gliding.

The bottom intercommunication of three-way pipe 2 has a long pipe 5, the bottom intercommunication of long pipe 5 has one to listen head 6, the both ends at three-way pipe 2 top all are connected with short pipe 7, the top of two short pipe 7 all communicates listening pipe 8 of buckling, listening pipe 8's horizontal part slidable link up to the inboard of ear muff 4, an outside fixedly connected with mounting panel 9 of ear muff 4, horizontal threaded connection has a threaded rod 10 on the mounting panel 9, the inner of threaded rod 10 rotates with listening pipe 8 vertical part's the outside to be connected, listening pipe 8 horizontal part just is located on the surface a limiting plate 18 of ear muff 4's outside fixed connection.

Listen 8 horizontal part's of sound pipe the inner and be provided with the earplug, sound is introduced into long pipe 5 by listening head 6, introduce into three-way pipe 2 by long pipe 5 again, two short pipes 7 are introduced into through the both ends at three-way pipe 2 top, introduce into by short pipe again and listen sound pipe 8, spread by the earplug, through threaded rod 10 on the rotatory mounting panel 9, make threaded rod 10 along listening 8 horizontal ends inward movement of sound pipe, 8 horizontal ends inward movement of sound pipe is listened in the extrusion of threaded rod 10 inward movement extrusion, adjust the degree of depth that the earplug went into the ear, limiting plate 18 can prevent that the earplug from excessively deepening to cause the injury to the ear.

When the earmuff is required to be adjusted downwards, the long rod 14 is pulled outwards along the horizontal direction of the limiting cylinder 13, the long rod 14 drives the limiting block 15 to move outwards along the horizontal direction of the limiting cylinder 13, the long rod 14 moves to a proper position, the limiting block 15 is separated from the rack 17, the earmuff 4 is pulled, when the earmuff 4 is pulled downwards to a proper position, the long rod 14 is loosened, the second spring 16 retracts to drive the limiting block 15 to move inwards along the horizontal direction of the limiting cylinder 13 to be clamped with the rack 17, the sliding plate 3 is fixed and cannot move, the earmuff 4 is fixed, when the earmuff 4 is required to be adjusted upwards, the earmuff 4 only needs to be stirred upwards, the sliding plate 3 is driven to move upwards by the upward movement of the earmuff 3, the rack 17 is driven to slide upwards by the upward sliding of the sliding plate 3, and the rack 17 is contacted with the inclined plane of the limiting block 15, the rack 17 extrudes the stopper 15 in the upward sliding manner, so that the stopper 15 moves outwards along the horizontal direction of the limiting barrel 13, when the earmuffs 4 are adjusted upwards to a proper position, the stopper 15 follows under the retraction effect of the second spring 16 the horizontal direction of the limiting barrel 13 moves inwards, the stopper 15 is meshed with the rack 17 again, the earmuffs 4 are prevented from sliding downwards, when the ear depth is required to be adjusted, the threaded rod 10 is rotated to enable the threaded rod to move inwards, the threaded rod 10 moves inwards to extrude the horizontal end of the hearing tube 8, the depth of the earplug in the ear is adjusted, and the limiting plate 18 can prevent the earplug from being damaged by the earplug in an excessively deep manner.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides an adjustable stethoscope of degree of depth of going into ear, includes wearing ring (1) and three-way pipe (2), its characterized in that: the novel hearing-aid is characterized in that two ends of the wearing ring (1) are provided with a sliding plate (3) in a drawing mode, the bottom of the sliding plate (3) is fixedly connected with an earmuff (4), the bottom end of the three-way pipe (2) is communicated with a long guide pipe (5), the bottom end of the long guide pipe (5) is communicated with a hearing head (6), two ends of the top of the three-way pipe (2) are connected with short guide pipes (7), the top ends of the two short guide pipes (7) are communicated with a bent hearing tube (8), the horizontal part of the hearing tube (8) can be slidably communicated to the inner side of the earmuff (4), the outer side of the earmuff (4) is fixedly connected with a mounting plate (9), a threaded rod (10) is transversely connected to the mounting plate (9), and the inner end of the threaded rod (10) is rotatably connected with the surface of the vertical part.

2. The stethoscope according to claim 1, wherein said adjustable depth is selected from the group consisting of: the two ends of the wearing ring (1) are respectively provided with a sliding groove (11) which is inwards sunken to allow the sliding plate (3) to slide, and a first spring (12) is arranged between the top end of the sliding plate (3) and the inner end of the sliding groove (11).

3. The stethoscope according to claim 2, wherein said adjustable depth is selected from the group consisting of: the outer side walls at two ends of the wearing ring (1) are respectively provided with a limiting cylinder (13) which horizontally penetrates into the sliding groove (11), the outer end of the limiting cylinder (13) is connected with a long rod (14) which horizontally penetrates into the inner cavity of the limiting cylinder (13), and the inner end of the long rod (14) is fixedly connected with a limiting block (15).

4. A stethoscope according to claim 3, wherein said stethoscope further comprises: the long rod (14) is sleeved with a second spring (16) which is positioned between the outer side of the limiting block (15) and the outer end of the inner cavity of the limiting cylinder (13).

5. A stethoscope according to claim 3, wherein said stethoscope further comprises: one side of the sliding plate (3) close to the limiting block (15) is provided with a rack (17) which can be meshed with the limiting block (15).

6. The stethoscope according to claim 1, wherein said adjustable depth is selected from the group consisting of: a limiting plate (18) is fixedly connected on the surface of the horizontal part of the hearing tube (8) and positioned outside the ear muffs (4).

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