CN211022674U

CN211022674U - Blow gun structure for pulmonary function test

Info

Publication number: CN211022674U
Application number: CN201921894308.XU
Authority: CN
Inventors: 陆祖君; 裴伦; 刘宣麟
Original assignee: Suining Jiahui Women And Children Hospital Co ltd
Current assignee: Suining Jiahui Women And Children Hospital Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-07-17
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a blow gun structure of pulmonary function test usefulness, including the blow gun cover body and connecting tube, the internal air vent department of blow gun cover is equipped with the blow gun post, blow gun post center department sets up the gas hole that communicates with the air vent, the blow gun post is big-end-up's round platform shape down, blow gun capital end is flat nozzle structure, the outer coaxial cover of blow gun post be equipped with the spacing section of thick bamboo of blow gun post outer wall shape assorted, interval between the inner wall of a spacing section of thick bamboo and the blow gun post outer wall is 8-10mm, a spacing section of thick bamboo adopts silica gel material to make, the outer coaxial cover of connecting tube is equipped with a chucking section of thick bamboo, interval between connecting tube outer wall and the chucking section of thick bamboo inner wall phase-match of pulmonary function detector. The utility model discloses a blow gun structure through the particular structure who adds the mouth interlock and restrict the lip in the blow gun cover, can prevent the gas leakage of the in-process of blowing, can thereby test better, improved test effect.

Description

Blow gun structure for pulmonary function test

Technical Field

The utility model relates to a pulmonary function test, concretely relates to blow gun structure that pulmonary function test was used.

Background

People often measure vital capacity during physical examination or when a physician routinely checks a patient. When the vital capacity is detected, the blow nozzle is buckled on the face of a person, the mouth is aligned to a hole in the blow nozzle, then the blow is conducted into a testing instrument through a guide pipe, but the face of the person is fat and thin, and sometimes the blow nozzle is not correctly held by the person, so that the accuracy of a testing result is influenced by air leakage at the edge of the blow nozzle when the blow is conducted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that current blow gun takes place to leak gas in the edge easily when blowing, and aim at provides a blow gun structure that pulmonary function test was used, through the particular construction that adds the mouth interlock and restrict the lip in the blow gun cover, can prevent to blow the gas leakage of in-process, can thereby test better, improved test effect.

The utility model discloses a following technical scheme realizes:

the utility model relates to a blow gun structure of pulmonary function test usefulness, including the blow gun cover body and connecting tube, the internal air vent department of blow gun cover is equipped with the blow gun post, blow gun post center department sets up the gas hole that communicates with the blow vent, the blow gun post is big-end-up's round platform shape down, blow gun capital end is flat nozzle structure, the outer coaxial cover of blow gun post be equipped with the spacing section of thick bamboo of blow gun post outer wall shape assorted, the inner wall of a spacing section of thick bamboo is 8-10mm with the interval between the blow gun post outer wall, a spacing section of thick bamboo adopts silica gel material to make, the outer coaxial cover of connecting tube is equipped with the chucking section of thick bamboo, interval between connecting tube outer wall and the chucking section of thick bamboo inner wall and the wall.

The utility model discloses a blow gun structure through the particular structure who adds the mouth interlock and restrict the lip in the blow gun cover, can prevent the gas leakage of the in-process of blowing, can thereby test better, improved test effect. When the utility model is used, firstly, the mouthpiece cover body is buckled on the face, then the lips stretch into the clearance between the limiting cylinder and the mouthpiece column, the lips cover the mouthpiece column to blow, because the limiting cylinder is made of silica gel soft material, and the distance between the inner wall of the limiting cylinder and the outer wall of the mouthpiece column is 8-10mm, the limiting cylinder can position the mouthpiece in the clearance and can be tightly attached to the periphery of the lips, thereby the mouthpiece can be well sealed from the mouthpiece blowing part, the air leakage of the mouthpiece is avoided, and the air is further ensured not to be exposed from the edge of the mouthpiece cover body; the top end of the mouthpiece column is of a flat mouthpiece structure, so that the mouthpiece column can be coated with lips and the lips are more attached to each other when forced air blowing is carried out; the coaxial cover is equipped with a chucking section of thick bamboo outside the connecting conduit, and when the blow gun was connected with lung function detector connecting pipe promptly, the connecting conduit inserted in the connecting pipe, and meanwhile the connecting pipe inserted between connecting conduit outer wall and a chucking section of thick bamboo inner wall, insert the closed structure through the bilayer of connecting conduit and a chucking section of thick bamboo, can improve the fastening nature of being connected with the detector connecting pipe, avoid appearing blowing the condition that the in-process was extracted the blow gun from the connecting pipe very easily, lead to detecting the interrupt. Wherein, the size of blow gun post and spacing section of thick bamboo is designed according to actual conditions.

A clamping cylinder is made of rubber materials, a thread protruding structure is arranged on the inner wall of the clamping cylinder, friction force is increased when the clamping cylinder is connected with a detector connecting pipe, and connection tightness is improved.

The sponge protective layer covers the edge of the blowing nozzle cover body, discomfort and indentation left on the face caused by the fact that the blowing nozzle is tightly fastened forcibly when the blowing nozzle cover body is used can be avoided, and the sealing performance is further improved.

The top of the limiting cylinder is covered with a detachable cover plate through a buckle structure, and the cover plate is taken down when the blowing nozzle is used, so that the blowing nozzle column can be prevented from being easily polluted when exposed in the air when the blowing nozzle is not used; for the disposable blowing nozzle, plastic paper can also be adopted to form a sealing film at the top of the limiting cylinder, and the sealing film can be torn off during use.

The outer wall of the top end of the blowing nozzle column is coated with an adsorption cotton layer which can adsorb saliva generated in the blowing process.

A plurality of protruding sealing rings are sequentially arranged on the inner wall of the limiting cylinder from top to bottom, and the sealing performance of the limiting cylinder and the periphery of the lips is further improved.

The outer wall of the top end of the nozzle column is wavy, and when the nozzle column is wrapped by the nozzle, lip meat is extruded into the wave recess, so that the attachment of the lips and the nozzle column is further increased.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model relates to a mouthpiece structure for pulmonary function test, which can prevent air leakage in the air blowing process by adding the special structure of mouth occlusion and limiting the lip in the mouthpiece cover, thereby better testing can be carried out and the testing effect is improved;

2. the utility model relates to a blow gun structure for pulmonary function test, which can improve the tightness of the connection with the connecting pipe of the detector through the double-layer insertion structure of the connecting pipe and the clamping cylinder, and avoid the condition that the blow gun is easily pulled out from the connecting pipe in the blowing process, which causes the interruption of the detection;

3. the utility model relates to a mouthpiece structure for pulmonary function test, the edge of the mouthpiece cover body is covered with a sponge protective layer, which can avoid discomfort and indentation on the face caused by fastening the mouthpiece hard when in use, and further improves the sealing property;

4. the utility model relates to a blow gun structure of pulmonary function test usefulness, the top of a spacing section of thick bamboo is covered through buckle structure and is had the apron of dismantling, takes off the apron again when the blow gun uses, can avoid the blow gun post to expose and pollute easily in the air when not using.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Reference numbers and corresponding part names in the drawings:

the method comprises the following steps of 1-a blowing nozzle cover body, 2-a connecting conduit, 3-a blowing nozzle column, 4-a blowing hole, 5-a limiting cylinder, 6-a clamping cylinder and 7-a raised sealing ring.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example 1

As shown in fig. 1, the utility model relates to a blow gun structure for test of pulmonary function, including the blow gun cover body 1 and connecting tube 2, its characterized in that, the department of keeping silent in the blow gun cover body 1 is equipped with blow gun post 3, blow hole 4 with the blow vent intercommunication is seted up to 3 center departments of blow gun post, blow gun post 3 is big-end-up's round platform shape down, 3 tops of blow gun post are flat nozzle structure, 3 outer coaxial covers of blow gun post are equipped with 3 outer wall shape assorted spacing section of thick bamboo 5 of blow gun post, the inner wall of spacing section of thick bamboo 5 and the interval between 3 outer walls of blow gun post are 8-10mm, spacing section of thick bamboo 5 adopts silica gel material to make, the outer coaxial cover of connecting tube 2 is equipped with chucking section of thick bamboo 6, interval between 2 outer walls of connecting tube and the 6 inner walls of chucking section of thick bamboo and.

The utility model discloses a blow gun structure through the particular structure who adds the mouth interlock and restrict the lip in the blow gun cover, can prevent the gas leakage of the in-process of blowing, can thereby test better, improved test effect. When the utility model is used, firstly, the mouthpiece cover body is buckled on the face, then the lips stretch into the clearance between the limiting cylinder and the mouthpiece column, the lips cover the mouthpiece column to blow, because the limiting cylinder is made of silica gel soft material, and the distance between the inner wall of the limiting cylinder and the outer wall of the mouthpiece column is 8-10mm, the limiting cylinder can position the mouthpiece in the clearance and can be tightly attached to the periphery of the lips, thereby the mouthpiece can be well sealed from the mouthpiece blowing part, the air leakage of the mouthpiece is avoided, and the air is further ensured not to be exposed from the edge of the mouthpiece cover body; the top end of the mouthpiece column is of a flat mouthpiece structure, so that the mouthpiece column can be coated with lips and the lips are more attached to each other when forced air blowing is carried out; the coaxial cover is equipped with a chucking section of thick bamboo outside the connecting conduit, and when the blow gun was connected with lung function detector connecting pipe promptly, the connecting conduit inserted in the connecting pipe, and meanwhile the connecting pipe inserted between connecting conduit outer wall and a chucking section of thick bamboo inner wall, insert the closed structure through the bilayer of connecting conduit and a chucking section of thick bamboo, can improve the fastening nature of being connected with the detector connecting pipe, avoid appearing blowing the condition that the in-process was extracted the blow gun from the connecting pipe very easily, lead to detecting the interrupt.

Preferably, a chucking section of thick bamboo adopts rubber materials to make, has screw thread protruding structure on a chucking section of thick bamboo's the inner wall, frictional force when increase and detector connecting pipe are connected improves and connects the fastening nature.

Preferably, the sponge protective layer covers the edge of the blowing nozzle cover body, so that discomfort and indentation caused by the fact that the blowing nozzle is fastened forcibly when the blowing nozzle cover body is used can be avoided, and the sealing performance is further improved.

Preferably, the top of the limiting cylinder is covered with a detachable cover plate through a buckle structure, and the cover plate is taken down when the blowing nozzle is used, so that the blowing nozzle column can be prevented from being exposed in the air and being easily polluted when the blowing nozzle is not used; for the disposable blowing nozzle, plastic paper can also be adopted to form a sealing film at the top of the limiting cylinder, and the sealing film can be torn off during use.

Preferably, the outer wall of the top end of the blowing nozzle column is coated with an adsorption cotton layer which can adsorb saliva generated in the blowing process.

Preferably, be equipped with a plurality of protruding sealing washers 7 from last to down in proper order on the inner wall of a spacing section of thick bamboo, further improve the leakproofness of a spacing section of thick bamboo and lip periphery.

Preferably, the outer wall of the top end of the nozzle column is wavy, and when the nozzle column is wrapped by the mouth, lip pulp is extruded into the wavy recess, so that the attachment of the lips and the nozzle column is further increased.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A mouthpiece structure for lung function test, which comprises a mouthpiece cover body (1) and a connecting conduit (2), the utility model is characterized in that, the department of keeping silent is equipped with blow gun post (3) in the blow gun cover body (1), blow hole (4) with the air vent intercommunication is seted up to blow gun post (3) center department, blow gun post (3) are big end up's round platform shape down, blow gun post (3) top is flat nozzle structure, blow gun post (3) outer coaxial cover be equipped with blow gun post (3) outer wall shape assorted spacing section of thick bamboo (5), the interval between the inner wall of spacing section of thick bamboo (5) and blow gun post (3) outer wall is 8-10mm, spacing section of thick bamboo (5) adopt silica gel material to make, coaxial cover is equipped with chucking section of thick bamboo (6) outside connecting tube (2), interval between connecting tube (2) outer wall and chucking section of thick bamboo (6) inner wall and the wall thickness phase-match of lung function detector connecting pipe.

2. The structure of a nozzle for pulmonary function test as claimed in claim 1, wherein the fastening cylinder (6) is made of rubber material, and the inner wall of the fastening cylinder (6) has a thread protrusion structure.

3. The structure of a mouthpiece for pulmonary function test according to claim 1, wherein the edge of the mouthpiece cover (1) is covered with a sponge protective layer.

4. The structure of claim 1, wherein the top of the limiting cylinder (5) is covered with a detachable cover plate through a snap structure.

5. The structure of claim 1, wherein the outer wall of the top end of the nozzle column (3) is coated with an absorbent cotton layer.

6. The nozzle structure for pulmonary function test according to claim 1, wherein the inner wall of the limiting cylinder (5) is provided with a plurality of raised sealing rings (7) from top to bottom in sequence.

7. The structure of claim 1, wherein the outer wall of the top end of the nozzle column (3) is wavy.