CN210433497U

CN210433497U - Specimen suction device for ENT department

Info

Publication number: CN210433497U
Application number: CN201920387259.4U
Authority: CN
Inventors: 张水
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-05-01
Anticipated expiration: 2029-03-26

Abstract

The utility model provides a specimen suction device for ENT department, include: a suction tube, a push rod and a piston rod; a piston rod is arranged in the suction tube, and the lower end of the piston rod is connected with the suction tube in a sliding manner; the upper end of the piston rod is provided with a push rod, and the push rod penetrates through the suction tube and is connected with the piston rod; the outer side of the push rod is sleeved with a first spring, and the upper end of the piston rod is connected with the suction tube through the first spring; a pin column is arranged on one side of the suction tube, and one end of the pin column penetrates through the suction tube and is connected with the piston rod; a plurality of limiting grooves matched with the end parts of the pin columns are formed in the side surface of the piston rod; a second spring is sleeved on the outer side of the pin column; through the improvement to a sample suction means for ENT department, have simple structure, convenient to use, easily dismantle clean, be convenient for adjust the dynamics of absorbing, be convenient for absorb the advantage of multiple sample material to effectual problem and the not enough of having solved current device.

Description

Specimen suction device for ENT department

Technical Field

The utility model relates to a medical treatment appurtenance technical field, more specifically say, especially relate to a sample suction means for ENT department.

Background

The five sense organs refer to five human organs, namely ears, eyebrows, eyes, noses and mouths, and the diseases of the five sense organs seriously affect the daily normal life of people. At present, when diagnosing diseases of the five sense organs, specimens of eyes, ears, noses, pharynx and oral cavities need to be extracted through tweezers or straws.

Present straw class extractor comprises gasbag and straw mostly, and the gasbag is held between the fingers to the hand during use, inhales the straw with the sample through the negative pressure mode in, but at the in-process that uses this type of extractor, need continuously hold between the fingers the gasbag and remove the straw to the sample position, and the gasbag is held between the fingers for a long time and can arouse hand fatigue, and it is very inconvenient to use, and the inconvenient regulation of this type of extractor that has now in addition absorbs the dynamics, is unfavorable for the absorption of multiple sample material.

In view of the above, the present invention provides a specimen suction device for ENT department, which is improved in view of the conventional problems, and aims to solve the problems and improve the practical value by the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sample suction means for ENT department to the in-process of using this type of suction means that proposes in solving above-mentioned background art, need continuously hold between the fingers the pressure gasbag and remove the straw to the sample position, hold between the fingers the pressure gasbag for a long time and can arouse hand fatigue, use very inconvenient, inconvenient regulation absorption dynamics is unfavorable for the problem and the not enough of the absorption of multiple sample material.

In order to achieve the above object, the utility model provides a specimen suction device for ENT department, which is achieved by the following specific technical means:

a specimen suction device for ENT department, comprising: the suction tube, the push rod, the piston rod, the first spring, the pin column, the second spring, the pressing plate, the suction nozzle, the suction pipe, the limiting groove and the rotating shaft; a piston rod is arranged in the suction tube, and the lower end of the piston rod is connected with the suction tube in a sliding manner; the upper end of the piston rod is provided with a push rod, and the push rod penetrates through the suction tube and is connected with the piston rod; the outer side of the push rod is sleeved with a first spring, and the upper end of the piston rod is connected with the suction tube through the first spring; a pin column is arranged on one side of the suction tube, and one end of the pin column penetrates through the suction tube and is connected with the piston rod; a plurality of limiting grooves matched with the end parts of the pin columns are formed in the side surface of the piston rod; the outer side of the pin column is sleeved with a second spring, and the pin column is connected with the outer wall of the suction tube through the second spring; the other end of the pin column is provided with a pressing plate, and the middle part of the pressing plate is hinged with the suction tube through a rotating shaft; the bottom of the suction tube is provided with a suction nozzle, and the suction nozzle is connected with the suction tube in a screwing mode; the suction nozzle is provided with a suction pipe, and the suction pipe is connected with the suction nozzle in a screwing mode.

As a further optimization of this technical scheme, the utility model relates to a specimen suction device for ENT department the push rod matched with mounting hole has been seted up on the top of piston rod, just mounting hole and push rod are interference fit.

As the further optimization of this technical scheme, the utility model relates to a sample suction means for ENT department the appearance of spacing groove is the annular form, and the spacing groove is equidistance interval arrangement in the axial of piston rod.

As a further optimization of this technical scheme, the utility model relates to a specimen suction means for ENT department the clamp plate sets up for the formula of buckling structure, and the one end of clamp plate seted up with round pin post matched with rectangle breach.

As a further optimization of this technical scheme, the utility model relates to a specimen suction device is used to ENT branch of academic or vocational study the appearance that the round pin post was cut a section is "do" font, and the appearance of round pin post lower extreme is the wedge.

As the further optimization of the technical scheme, the utility model relates to a specimen suction device for ENT department the upper and lower both ends of suction nozzle are connected with suction tube, suction tube through the screw thread respectively.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses an appearance of spacing groove is the annular form, and the spacing groove is equidistance interval arrangement's setting in the axial of piston rod, and the tip of round pin post gets into different spacing grooves, the tensile degree of adjustable first spring to adjust the dynamics of absorbing.

2. The utility model discloses an appearance that the round pin post was cut a section is "doing" font, and the appearance of round pin post lower extreme is the setting of wedge form, and when the wedge end of round pin post got into the spacing groove, can fix a position the piston rod, made first spring keep tensile state.

3. The utility model discloses a clamp plate sets up for the formula of buckling structure, and the one end of clamp plate set up with round pin post matched with rectangle breach's setting, the pulling out of the round pin post of being convenient for, conveniently removes spacing to the piston rod.

4. The utility model discloses a to the improvement of a specimen suction means for ENT department, have simple structure, convenient to use, easily dismantle cleanly, be convenient for adjust the absorption dynamics, be convenient for absorb multiple specimen material's advantage, thereby effectual solution the utility model discloses the problem that proposes in background art one with not enough.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

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

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a schematic view of the piston rod structure of the present invention;

FIG. 5 is a schematic view of the pin and the pressing plate of the present invention;

fig. 6 is a schematic view of a three-dimensional structure of the pin and the pressing plate of the present invention.

In the figure: the suction tube comprises a suction tube 1, a push rod 2, a piston rod 3, a first spring 4, a pin 5, a second spring 6, a pressure plate 7, a suction nozzle 8, a suction pipe 9, a limiting groove 301 and a rotating shaft 701.

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.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, the present invention provides a specific technical embodiment of a specimen suction device for ENT department:

a specimen suction device for ENT department, comprising: the suction tube comprises a suction tube 1, a push rod 2, a piston rod 3, a first spring 4, a pin 5, a second spring 6, a pressure plate 7, a suction nozzle 8, a suction pipe 9, a limiting groove 301 and a rotating shaft 701; a piston rod 3 is arranged in the suction tube 1, and the lower end of the piston rod 3 is connected with the suction tube 1 in a sliding manner; the upper end of the piston rod 3 is provided with a push rod 2, and the push rod 2 penetrates through the suction tube 1 and is connected with the piston rod 3; the outer side of the push rod 2 is sleeved with a first spring 4, and the upper end of the piston rod 3 is connected with the suction tube 1 through the first spring 4; one side of the suction tube 1 is provided with a pin 5, and one end of the pin 5 penetrates through the suction tube 1 and is connected with the piston rod 3; a plurality of limiting grooves 301 matched with the end parts of the pins 5 are formed in the side surface of the piston rod 3; the outer side of the pin column 5 is sleeved with a second spring 6, and the pin column 5 is connected with the outer wall of the suction tube 1 through the second spring 6; the other end of the pin 5 is provided with a pressure plate 7, and the middle part of the pressure plate 7 is hinged with the suction tube 1 through a rotating shaft 701; the bottom of the suction tube 1 is provided with a suction nozzle 8, and the suction nozzle 8 is connected with the suction tube 1 in a screwing mode; the suction nozzle 8 is provided with a suction pipe 9, and the suction pipe 9 is connected with the suction nozzle 8 in a screwing mode.

Specifically, 2 matched with mounting holes of push rod are seted up on the top of piston rod 3, and the mounting holes is interference fit with push rod 2, presses push rod 2 and can drive piston rod 3 along 1 vertical motion of suction tube.

Specifically, the appearance of spacing groove 301 is the annular form, and spacing groove 301 is equidistance interval arrangement in the axial of piston rod 3, and the tip of round pin post 5 gets into different spacing grooves 301, the tensile degree of adjustable first spring 4 to adjust the absorption dynamics of 9 mouths of tubes of suction tube.

Specifically, the pressing plate 7 is arranged in a bending structure, a rectangular notch matched with the pin 5 is formed in one end of the pressing plate 7, the pressing plate 7 is pressed to enable the middle portion of the pressing plate to rotate along the suction tube 1, the notch end of the pressing plate 7 tilts to pull out the pin 5, and the limit of the piston rod 3 can be relieved.

Specifically, the cross-sectional shape of the pin 5 is "dry" and the lower end of the pin 5 is wedge-shaped, so that when the wedge-shaped end of the pin 5 enters the limit groove 301, the piston rod 3 can be positioned, and the first spring 4 is kept in a stretched state.

Specifically, the upper end and the lower end of the suction nozzle 8 are respectively connected with the suction tube 1 and the suction pipe 9 through threads, so that the suction nozzle 8 and the suction pipe 9 can be conveniently detached, and the cleaning and the use are convenient.

The method comprises the following specific implementation steps:

when a sample of eyes, ears, nose, pharynx and oral cavity is sucked, firstly, the upper end of a suction tube 1 is held by hand and a push rod 2 is pressed downwards, so that a first spring 4 between a piston rod 3 and the suction tube 1 is stretched, when a wedge-shaped end of a pin 5 enters a limiting groove 301, the piston rod 3 can be positioned, so that the first spring 4 is kept in a stretched state, wherein the pressing distance of the push rod 2 can be adjusted according to the weight and the size of the sample, so that the stretching degree of the first spring 4 is adjusted, then, a pipe orifice of a suction tube 9 is close to and aligned with the position of the sample, a pressing plate 7 is pressed to rotate the middle part along the suction tube 1, a notch end of the pressing plate 7 tilts to pull out the pin 5, at the moment, the second spring 6 is in the stretched state, so that the wedge-shaped end of the pin 5 is separated from the limiting groove 301, the limitation on the piston rod 3 can be released, and simultaneously, the first spring 4 restores the original state and drives the piston rod 3, the specimen is sucked into the suction tube 9, the pressing plate 7 is loosened after the suction is finished, the second spring 6 drives the pin 5 and the pressing plate 7 to recover, the suction nozzle 8 and the suction tube 9 are finally disassembled, and the specimen in the suction tube 9 or the suction tube 1 is taken out.

In summary, the following steps: according to the sample suction device for the ENT department, the limiting grooves are annular in shape and are arranged at equal intervals in the axial direction of the piston rod, the end parts of the pin columns enter different limiting grooves, the stretching degree of the first spring can be adjusted, and therefore suction force is adjusted; the cross section of the pin column is in a dry shape, the lower end of the pin column is in a wedge shape, and when the wedge end of the pin column enters the limiting groove, the piston rod can be positioned, so that the first spring is kept in a stretching state; the pressing plate is arranged in a bending structure, and one end of the pressing plate is provided with the rectangular notch matched with the pin column, so that the pin column can be conveniently pulled out, and the limit on the piston rod can be conveniently released; through the improvement to a sample suction means for ENT department, have simple structure, convenient to use, it is clean easily to dismantle, is convenient for adjust the dynamics of absorbing, is convenient for absorb the advantage of multiple sample material, thereby effectual solution the utility model discloses the problem that proposes in background art one with not enough.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A specimen suction device for ENT department, comprising: the device comprises a suction tube (1), a push rod (2), a piston rod (3), a first spring (4), a pin column (5), a second spring (6), a pressing plate (7), a suction nozzle (8), a suction pipe (9), a limiting groove (301) and a rotating shaft (701); the method is characterized in that: a piston rod (3) is arranged in the suction tube (1), and the lower end of the piston rod (3) is connected with the suction tube (1) in a sliding manner; the upper end of the piston rod (3) is provided with a push rod (2), and the push rod (2) penetrates through the suction tube (1) and is connected with the piston rod (3); the outer side of the push rod (2) is sleeved with a first spring (4), and the upper end of the piston rod (3) is connected with the suction tube (1) through the first spring (4); a pin (5) is arranged on one side of the suction tube (1), and one end of the pin (5) penetrates through the suction tube (1) and is connected with the piston rod (3); a plurality of limiting grooves (301) matched with the end parts of the pins (5) are formed in the side surface of the piston rod (3); a second spring (6) is sleeved on the outer side of the pin column (5), and the pin column (5) is connected with the outer wall of the suction tube (1) through the second spring (6); the other end of the pin column (5) is provided with a pressing plate (7), and the middle part of the pressing plate (7) is hinged with the suction tube (1) through a rotating shaft (701); the bottom of the suction tube (1) is provided with a suction nozzle (8), and the suction nozzle (8) is connected with the suction tube (1) in a screwing mode; the suction nozzle (8) is provided with a suction pipe (9), and the suction pipe (9) is connected with the suction nozzle (8) in a screwing mode; the top end of the piston rod (3) is provided with a mounting hole matched with the push rod (2), and the mounting hole is in interference fit with the push rod (2); the limiting grooves (301) are annular in shape, and the limiting grooves (301) are arranged at equal intervals in the axial direction of the piston rod (3); the pressing plate (7) is arranged in a bending structure, and one end of the pressing plate (7) is provided with a rectangular notch matched with the pin column (5); the cross section of the pin column (5) is in a shape like a Chinese character 'gan', and the lower end of the pin column (5) is in a shape like a wedge; the upper end and the lower end of the suction nozzle (8) are respectively connected with the suction cylinder (1) and the suction pipe (9) through threads.