CN211796483U - Be applied to pulmonary function tester's pressure structure and pulmonary function tester - Google Patents
Be applied to pulmonary function tester's pressure structure and pulmonary function tester Download PDFInfo
- Publication number
- CN211796483U CN211796483U CN201921666607.8U CN201921666607U CN211796483U CN 211796483 U CN211796483 U CN 211796483U CN 201921666607 U CN201921666607 U CN 201921666607U CN 211796483 U CN211796483 U CN 211796483U
- Authority
- CN
- China
- Prior art keywords
- cavity
- connecting plate
- pressure
- shell
- clamping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a pressure taking structure applied to a pulmonary function tester and the pulmonary function tester, wherein the pressure taking structure comprises a first cavity and a second cavity which are symmetrically arranged; the first cavity comprises a first blowing nozzle and a first cavity connecting plate; the second cavity comprises a second blowing nozzle and a second cavity connecting plate; the first cavity connecting plate is connected with the second cavity connecting plate to form a pressure taking cavity; two sides of the pressure taking cavity are communicated with the outside of the pressure taking structure; a metal screen is arranged in the pressure taking cavity and is positioned on a connecting plane of the first cavity connecting plate and the second cavity connecting plate; the pulmonary function tester comprises a shell, the pressure taking structure and a soft ventilation rubber. The embodiment of the utility model provides an in, to get during the pressure structure is applied to pulmonary function tester, can effectively guarantee pulmonary function tester's measurement accuracy, just pulmonary function tester has small, portable and the simple and convenient advantage of measurement process, effectively promotes the prevention and cure effect of breathing chronic disease.
Description
Technical Field
The utility model relates to a tester technical field particularly, relates to a be applied to pulmonary function tester's structure and pulmonary function tester of getting pressure.
Background
At present, the number of patients with respiratory chronic diseases is nearly 3 hundred million, the death caused by the respiratory chronic diseases of the respiratory system accounts for 86.6 percent of the total death number, and the prevention and control situation of the respiratory chronic diseases is very severe. In recent years, the incidence of chronic respiratory diseases in China is very obvious in a rapid rising trend, the prevention and treatment of the chronic respiratory diseases are not slow, and corresponding measuring equipment is often required to be matched for the prevention and treatment of the chronic respiratory diseases.
The existing measuring equipment generally depends on import, has the problem of high price and cannot be popularized nationwide; moreover, the existing measuring equipment has the problem of heaviness, so that the measuring process is very complicated, and great inconvenience is brought; in addition, the existing measuring equipment also has the problem of low measuring precision, so that the measuring index has larger error, and the prevention and treatment of the respiratory chronic disease are influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, the utility model provides a be applied to pulmonary function tester's pressure structure and pulmonary function tester of getting, will get and press the structure and be applied to pulmonary function tester in, can effectively guarantee pulmonary function tester's measurement accuracy, just pulmonary function tester has small, portable and the simple and convenient advantage of measurement process, effectively promotes the prevention and cure effect of breathing chronic disease.
Correspondingly, the embodiment of the utility model provides a pressure taking structure applied to a pulmonary function tester, which comprises a first cavity and a second cavity which are symmetrically arranged;
the first cavity comprises a first blowing nozzle and a first cavity connecting plate which are integrally formed, and the first blowing nozzle and the first cavity connecting plate are in arc transition;
the second cavity comprises a second blowing nozzle and a second cavity connecting plate which are integrally formed, and the second blowing nozzle and the second cavity connecting plate are in circular arc transition;
the first cavity connecting plate and the second cavity connecting plate are connected to form a pressure taking cavity, and the first cavity connecting plate and the second cavity connecting plate are matched and pressed tightly through a clamping strip assembly;
one side of the pressure measuring chamber is communicated with the outside of the pressure measuring structure through the first blowing nozzle, and the other side of the pressure measuring chamber is communicated with the outside of the pressure measuring structure through the second blowing nozzle;
and a metal screen is arranged in the pressure taking cavity and is positioned on a connecting plane of the first cavity connecting plate and the second cavity connecting plate.
In an optional implementation manner, the first cavity connecting plate includes a first front surface and a first back surface, the first front surface is in arc transition with the first blowing nozzle, the first back surface is provided with a plurality of first clamping blocks and a plurality of first clamping grooves, and the plurality of first clamping blocks and the plurality of first clamping grooves are distributed at intervals along the same circumference;
the second cavity connecting plate comprises a second front surface and a second back surface, the second front surface is in arc transition with the second blowing nozzle, a plurality of second clamping grooves and a plurality of second clamping blocks are arranged on the second back surface, the plurality of second clamping grooves correspond to the plurality of first clamping blocks one by one, and the plurality of second clamping blocks correspond to the plurality of first clamping grooves one by one;
the first cavity connecting plate is connected with the second cavity connecting plate based on the matching of the plurality of first clamping blocks and the plurality of second clamping grooves and the matching of the plurality of first clamping grooves and the plurality of second clamping blocks.
In an optional embodiment, a first sealing ring is disposed between the metal screen and the first cavity connecting plate, and a second sealing ring is disposed between the metal screen and the second cavity connecting plate, wherein:
a first annular groove matched with the first sealing ring is formed in the first back face, and the first sealing ring is embedded in the first annular groove;
and a second annular groove matched with the second sealing ring is arranged on the second back surface, and the second sealing ring is embedded in the second annular groove.
In an optional implementation manner, the clamping strip assembly includes a first semicircular clamping strip and a second semicircular clamping strip, one side of the first cavity connecting plate and one side of the second cavity connecting plate are compressed by the first semicircular clamping strip in a matching manner, and the other side of the first cavity connecting plate and the other side of the second cavity connecting plate are compressed by the second semicircular clamping strip in a matching manner.
In addition, the embodiment of the utility model also provides a pulmonary function tester, the pulmonary function tester includes shell, the above-mentioned pressure structure and the flexible glue of ventilating;
the shell comprises a cavity shell and a handle shell, the handle shell is arranged at the bottom of the cavity shell, and the pressure taking structure and the flexible ventilation glue are fixed in the cavity shell;
the metal screen divides the pressure taking chamber into a first pressure taking chamber and a second pressure taking chamber, a first communicating part and a second communicating part are arranged on the flexible ventilation glue, the first communicating part is communicated with the first pressure taking chamber and the interior of the handle shell, and the second communicating part is communicated with the second pressure taking chamber and the interior of the handle shell;
the cavity shell comprises a first shell and a second shell, the first blowing nozzle penetrates through the first shell and extends outwards, and the second blowing nozzle penetrates through the second shell and extends outwards.
In an optional implementation manner, a plurality of first clamping pieces are arranged on one surface, facing the second shell, of the top of the first shell, and are distributed at equal intervals along a circumference, and a plurality of first clamping positions are reserved among the plurality of first clamping pieces;
a plurality of second clamping sheets are arranged on one surface, facing the first shell, of the top of the second shell, and correspond to the plurality of first clamping positions one by one, a plurality of second clamping positions are reserved among the plurality of second clamping sheets, and the plurality of second clamping positions correspond to the plurality of first clamping sheets one by one;
the first casing based on the first joint piece of polylith with a plurality of second joint positions a plurality of first joint positions with the cooperation of the first joint piece of polylith with the second casing is connected.
In an optional embodiment, the pressure measurement structure is provided with a plurality of first pressure measurement structure mounting columns on a first front surface, and one side of the first casing facing the first front surface is provided with a plurality of first pressure measurement structure mounting sleeves adapted to the plurality of first pressure measurement structure mounting columns;
the pressure measuring structure is provided with a plurality of second pressure measuring structure mounting columns on the second front surface, and one side, facing the second front surface, of the second shell is provided with a plurality of second pressure measuring structure mounting sleeves matched with the plurality of second pressure measuring structure mounting columns;
the pressure taking structure is based on the matching of the first pressure taking structure mounting columns and the first pressure taking structure mounting sleeves, and the matching of the second pressure taking structure mounting columns and the second pressure taking structure mounting sleeves is fixed in the cavity shell.
In an optional implementation manner, the handle shell comprises an upper shell arranged in the cavity shell, an upper shell fixing groove matched with the soft ventilation glue is arranged at the top of the upper shell, and a first communicating port and a second communicating port are arranged in the upper shell fixing groove;
the bottom of the flexible ventilating glue is fixed in the fixed groove, the first communicating part is communicated with the inside of the handle shell through the first communicating port, and the second communicating part is communicated with the inside of the handle shell through the second communicating port.
In an optional implementation manner, a first soft air rubber fixing groove is formed in one side, facing the pressure measuring structure, of the first shell, and a second soft air rubber fixing groove is formed in one side, facing the pressure measuring structure, of the second shell;
one side of the flexible ventilating glue is fixed in the first flexible ventilating glue fixing groove, and the other side of the flexible ventilating glue is fixed in the second flexible ventilating glue fixing groove.
In an optional embodiment, a first housing through hole matched with the first blowing nozzle is formed in the first housing, and the first blowing nozzle penetrates through the first housing through hole and extends outwards;
and a second shell through hole matched with the second blowing nozzle is formed in the second shell, and the second blowing nozzle penetrates through the second shell through hole and extends outwards.
The embodiment of the utility model provides a pressure tapping structure applied to a pulmonary function tester, the first cavity and the second cavity can be detachably connected, the pressure tapping structure has the advantages of simple and convenient disassembly, and the first cavity and the second cavity can be conveniently replaced or cleaned and disinfected; the first blowing nozzle and the second blowing nozzle are arranged, so that the blowing process of a user is facilitated, and gas can be well introduced into the pressure taking chamber; the arrangement of the metal screen enables a pressure difference to be generated on two sides of the metal screen, so that the measurement process of the lung function tester is facilitated; in addition, the pressure measuring structure has good air tightness, and the pressure difference measuring precision of the lung function tester is ensured. In addition, the embodiment of the utility model provides a pulmonary function tester, apply the pressure structure in pulmonary function tester, can guarantee the measurement accuracy of pulmonary function tester effectively; moreover, the pulmonary function tester has the advantages of small volume, portability and simple and convenient measurement process, is convenient to test pulmonary function at any time and any place, and effectively improves the prevention and treatment effect of the respiratory chronic disease.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic three-dimensional structure diagram of a pressure tapping structure in an embodiment of the present invention;
fig. 2 is an exploded view of a first three-dimensional structure of a pressure tapping structure according to an embodiment of the present invention;
fig. 3 is an exploded view of a second three-dimensional structure of the pressure tapping structure according to the embodiment of the present invention;
fig. 4 is a cross-sectional view of a pressure tapping structure in an embodiment of the present invention;
fig. 5 is a schematic three-dimensional structure diagram of a lung function tester in an embodiment of the present invention;
fig. 6 is an exploded view of a first three-dimensional structure of a lung function tester according to an embodiment of the present invention;
fig. 7 is an exploded view of a second three-dimensional structure of a lung function tester according to an embodiment of the present invention;
fig. 8 is a cross-sectional view of a lung function test apparatus according to an embodiment of the present invention.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 is the three-dimensional structure schematic diagram of the embodiment of the utility model provides an in the embodiment of the utility model, fig. 2 is the utility model discloses in the embodiment of the utility model the first three-dimensional structure explosion chart of pressure structure, fig. 3 is the utility model discloses in the embodiment of the utility model the second three-dimensional structure explosion chart of pressure structure, fig. 4 is the embodiment of the utility model provides an in the embodiment of the section view of pressure structure.
The embodiment of the utility model provides a be applied to pulmonary function tester's pressure structure 1 of getting, pressure structure 1 is including first cavity 2 and the second cavity 3 that the symmetry set up.
The first cavity 2 comprises a first blowing nozzle 21 and a first cavity connecting plate 22 which are integrally formed, and the first blowing nozzle 21 and the first cavity connecting plate 22 are in circular arc transition.
The second cavity 3 comprises a second blowing nozzle 31 and a second cavity connecting plate 32 which are integrally formed, and the second blowing nozzle 31 and the second cavity connecting plate 32 are in circular arc transition.
The first cavity connecting plate 22 is connected with the second cavity connecting plate 32 to form a pressure taking cavity 33, the first cavity connecting plate 22 and the second cavity connecting plate 32 are compressed in a matched mode through the clamping strip assembly 4, and the connection between the first cavity connecting plate 22 and the second cavity connecting plate 32 is compressed and reinforced through the clamping strip assembly 4.
One side of the pressure taking chamber 33 is communicated with the outside of the pressure taking structure 1 through the first blowing nozzle 21, and the other side of the pressure taking chamber 33 is communicated with the outside of the pressure taking structure 1 through the second blowing nozzle 31.
A metal screen 331 is disposed in the pressure taking chamber 33, and the metal screen 331 is located on a connection plane of the first cavity connection plate 22 and the second cavity connection plate 32.
The embodiment of the utility model provides an in, through first blow gun 21 or second blow gun 31 can to get and press the inside gas of cavity 33, the pressure process of getting of pulmonary function tester is in go on in getting and pressing the cavity 33, metal mesh 331's setting enables metal mesh 331's both sides produce a pressure differential, and the pulmonary function tester passes through pressure sensor can obtain the pressure differential of metal mesh 331's both sides, and will the pressure differential is changed into the various indexes that pulmonary function needs to be measured, measures each item index of pulmonary function with this mode.
Specifically, the first cavity connecting plate 22 includes a first front surface 221 and a first back surface 222: the first front surface 221 and the first blowing nozzle 21 are in arc transition, so that the air flow is more smoothly sent into the pressure taking chamber 33 through the first blowing nozzle 21; the first back 222 is provided with a plurality of first clamping blocks 2221 and a plurality of first clamping grooves 2222, and the plurality of first clamping blocks 2221 and the plurality of first clamping grooves 2222 are distributed at intervals along the same circumference.
Correspondingly, the second cavity connecting plate 32 includes a second front face 321 and a second rear face 322: the second front surface 321 and the second blowing nozzle 31 are in arc transition, so that the air flow is more smoothly sent into the pressure taking chamber 33 through the second blowing nozzle 31; a plurality of second clamping grooves 3221 and a plurality of second clamping blocks 3222 are arranged on the second back 322, the plurality of second clamping grooves 3221 correspond to the plurality of first clamping blocks 2221 one to one, and the plurality of second clamping blocks 3222 correspond to the plurality of first clamping grooves 2222 one to one.
In the embodiment of the present invention, the first cavity connecting plate 22 is based on the matching between the first joint blocks 2221 and the second joint grooves 3221, the first joint grooves 2222 and the second joint blocks 3222, and the second cavity connecting plate 32 are connected. First cavity 2 with second cavity 3 is connected based on above-mentioned mode, with will first cavity 2 with second cavity 3 integrated into one piece's mode compares, has the advantage of dismantling simple and conveniently, and it is convenient right first cavity 2 with second cavity 3 is changed or is clean and disinfected.
Specifically, the first cavity connecting plate 22 and the second cavity connecting plate 32 are connected to each other to be compressed and reinforced through the clamping strip assembly 4, the clamping strip assembly 4 comprises a first semicircular clamping strip 41 and a second semicircular clamping strip 42, the first cavity connecting plate 22 and one side of the second cavity connecting plate 32 are compressed through the first semicircular clamping strip 41 in a matched mode, and the first cavity connecting plate 22 and the other side of the second cavity connecting plate 42 are compressed through the second semicircular clamping strip 42 in a matched mode.
The embodiment of the utility model provides an in, through first semicircle card strip 41 with second semicircle card strip 42 is right first cavity connecting plate 22 with second cavity connecting plate 32's connection compresses tightly the reinforcement, enables first cavity connecting plate 22 with second cavity connecting plate 32's connection is inseparabler, has improved get the structural stability who presses structure 1, simultaneously first semicircle card strip 41 with second semicircle card strip 42 can be right first cavity connecting plate 22 with the junction of second cavity connecting plate 32 seals, has improved get the gas tightness that presses structure 1.
A first sealing ring 341 is disposed between the metal mesh 311 and the first cavity connecting plate 22, and a second sealing ring 351 is disposed between the metal mesh 311 and the second cavity connecting plate 32; the first sealing ring 341 and the second sealing ring 351 are arranged to improve the air tightness of the pressure measuring chamber 33, further improve the air tightness of the pressure measuring structure 1, and ensure the pressure difference measuring accuracy of the pulmonary function tester.
Specifically, a first annular groove 2223 adapted to the first sealing ring 341 is disposed on the first back surface 222, the first sealing ring 341 is embedded in the first annular groove 2223, and the first sealing ring 341 is tightly attached to the metal screen 311, so as to improve the air tightness of the pressure taking chamber 33.
Specifically, a second annular groove 2224 matched with the second sealing ring 351 is arranged on the second back surface 322, the second sealing ring 351 is embedded in the second annular groove 2224, and the second sealing ring 351 is tightly attached to the metal screen 311, so as to improve the air tightness of the pressure taking chamber 33.
The embodiment of the utility model provides a pressure taking structure 1 applied to a pulmonary function tester, the first cavity 2 and the second cavity 3 can be detachably connected, which has the advantages of simple and convenient disassembly, and the first cavity 2 and the second cavity 3 can be conveniently replaced or cleaned and disinfected; the arrangement of the first blowing nozzle 21 and the second blowing nozzle 31 is convenient for the blowing process of a user, and gas can be well introduced into the pressure taking chamber 33; due to the arrangement of the metal screen 331, a pressure difference can be generated on two sides of the metal screen 331, so that the measurement process of the lung function tester is facilitated; in addition, the pressure taking structure 1 has good air tightness, and the pressure difference measurement precision of the lung function tester is guaranteed.
Fig. 5 is the three-dimensional structure schematic diagram of pulmonary function tester in the embodiment of the present invention, fig. 6 is the embodiment of the present invention is a first three-dimensional structure explosion diagram of pulmonary function tester, fig. 7 is the embodiment of the present invention is a second three-dimensional structure explosion diagram of pulmonary function tester, fig. 8 is the embodiment of the present invention is a cross-sectional view of pulmonary function tester.
Additionally, the embodiment of the utility model provides a pulmonary function tester is still provided, pulmonary function tester includes shell 5, foretell structure 1 of getting pressed and the flexible glue 6 of ventilating.
The shell 5 comprises a cavity shell 7 and a handle shell 8, the handle shell 8 is arranged at the bottom of the cavity shell 7, and the pressure taking structure 1 and the ventilation soft rubber 6 are fixed in the cavity shell 7.
The metal screen 331 divides the pressure taking chamber 3 into a first pressure taking chamber 332 and a second pressure taking chamber 333, a first communicating part 61 and a second communicating part 62 are arranged on the flexible ventilating glue 6, the first communicating part 61 communicates the first pressure taking chamber 332 with the inside of the handle shell 8, and the second communicating part 62 communicates the second pressure taking chamber 333 with the inside of the handle shell 8.
The chamber housing 7 includes a first housing 71 and a second housing 72, the first mouthpiece 21 extends outwardly through the first housing 71, and the second mouthpiece 31 extends outwardly through the second housing 72.
In the embodiment of the present invention, a main chip is disposed in the handle housing 8, a first air pressure sensor is disposed in the first pressure taking chamber 332, a second air pressure sensor is disposed in the second pressure taking chamber 333, the first air pressure sensor passes through the first communicating portion 61 and the main chip is electrically connected, the second air pressure sensor passes through the second communicating portion 62 and the main chip is electrically connected, the main chip is based on the first air pressure sensor and the second air pressure sensor obtain the pressure difference between the two sides of the metal screen 331, and will the pressure difference is changed into various indexes that the lung function needs to be measured, so as to measure the indexes of the lung function.
Specifically, a plurality of first clamping pieces 711 are arranged on one surface of the top of the first shell 71 facing the second shell 72, the plurality of first clamping pieces 711 are distributed at equal intervals along a circumference, and a plurality of first clamping positions 712 are reserved among the plurality of first clamping pieces 711.
Correspondingly, the top of the second casing 72 faces the one surface of the first casing 71 and is provided with a plurality of second clamping pieces 721, the plurality of second clamping pieces 721 correspond to the plurality of first clamping positions 712 one to one, a plurality of second clamping positions 722 are reserved among the plurality of second clamping pieces 721, and the plurality of second clamping positions 722 correspond to the plurality of first clamping pieces 711 one to one.
In the embodiment of the present invention, the first casing 71 is based on the first clamping piece 711 of polylith with a plurality of second clamping positions 722 a plurality of first clamping positions 712 with the cooperation of the first clamping piece 721 of polylith with the second casing 72 is connected, the first casing 71 based on above-mentioned mode with the second casing 72 is connected, with general cavity shell 7 integrated into one piece's mode is compared, has the advantage of dismantling simple and convenient, and is convenient right the pressure structure 1 of getting inside cavity shell 7 is changed or is clean and disinfected.
Specifically, the pressure measurement structure 1 is provided with a plurality of first pressure measurement structure mounting columns 2211 on the first front surface 221, and a plurality of first pressure measurement structure mounting sleeves 713 adapted to the plurality of first pressure measurement structure mounting columns 2211 are provided on one side of the first casing 71 facing the first front surface 221.
Correspondingly, the pressure tapping structure 1 is provided with a plurality of second pressure tapping structure mounting posts 3211 on the second front surface 321, and a plurality of second pressure tapping structure mounting sleeves 723 adapted to the plurality of second pressure tapping structure mounting posts 3211 are provided on one side of the second front surface 321 of the second housing 72.
The embodiment of the utility model provides an in, it presses structure 1 to be based on a plurality of first pressure structure erection columns 2211 with a plurality of first pressure structure erection sleeve 713's cooperation a plurality of second pressure structure erection columns 3211 with a plurality of second pressure structure erection sleeve 723's cooperation is fixed in cavity shell 7, it fixes with this mode to press structure 1 in cavity shell 7, have to connect firm, dismantle the simple and convenient advantage of installation, and the convenience is right the inside pressure structure 1 of pressing of cavity shell 7 is changed or clean disinfection.
Specifically, the handle housing 8 includes an upper housing 81 disposed in the cavity housing 7, an upper housing fixing groove 811 disposed at the top of the upper housing 81 and adapted to the soft ventilation glue 6, and a first communicating opening 8111 and a second communicating opening 8112 disposed in the upper housing fixing groove 811.
The bottom of the soft ventilation rubber 6 is fixed in the fixing groove 811 so as to support and position the soft ventilation rubber 6.
The first communicating portion 61 communicates with the inside of the handle case 8 through the first communicating port 8111, and the second communicating portion 62 communicates with the inside of the handle case 8 through the second communicating port 8112. In the embodiment of the present invention, the first communicating portion 61 and the first communicating port 8111 are disposed to facilitate the first pressure sensor in the first pressure taking chamber 332 to be electrically connected to the main chip in the handle housing 8 through the first communicating portion 61 and the first communicating port 8111 via connecting wires; the second communicating portion 62 and the second communicating port 8112 are arranged, so that the first air pressure sensor in the second pressure taking chamber 333 is conveniently and electrically connected with the main chip in the handle housing 8 through the second communicating portion 62 and the second communicating port 8112 through connecting wires.
Because the texture of the flexible air-permeable rubber 6 is soft, in order to further position the flexible air-permeable rubber 6 in the cavity housing 7, a first flexible air-permeable rubber fixing groove 714 is formed in one side, facing the pressure taking structure 1, of the first housing 71, and a second flexible air-permeable rubber fixing groove 724 is formed in one side, facing the pressure taking structure 1, of the second housing 72.
In the embodiment of the present invention, one side of the ventilation soft rubber 6 is fixed in the first ventilation soft rubber fixing groove 714, and the other side of the ventilation soft rubber 6 is fixed in the second ventilation soft rubber fixing groove 724, so as to further position the position of the ventilation soft rubber 6 in the cavity housing 7.
Specifically, a first housing through hole 715 matched with the first blowing nozzle 21 is formed in the first housing 71, and the first blowing nozzle 21 penetrates through the first housing through hole 715 to extend outwards; the second housing 72 is provided with a second housing through hole 725 adapted to the second mouthpiece 31, and the second mouthpiece 31 extends outwards through the second housing through hole 725, so as to facilitate the blowing process of the pulmonary function tester.
The embodiment of the utility model provides a pulmonary function tester, which can effectively ensure the measurement precision of the pulmonary function tester by applying the pressure taking structure 1 to the pulmonary function tester; moreover, the pulmonary function tester has the advantages of small volume, portability and simple and convenient measurement process, is convenient to test pulmonary function at any time and any place, and effectively improves the prevention and treatment effect of the respiratory chronic disease.
In addition, the pressure tapping structure applied to the pulmonary function tester and the pulmonary function tester provided by the embodiment of the present invention are described in detail, and a specific example is adopted herein to explain the principle and the implementation manner of the present invention, and the description of the above embodiment is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (10)
1. A pressure measuring structure applied to a pulmonary function tester is characterized by comprising a first cavity and a second cavity which are symmetrically arranged;
the first cavity comprises a first blowing nozzle and a first cavity connecting plate which are integrally formed, and the first blowing nozzle and the first cavity connecting plate are in arc transition;
the second cavity comprises a second blowing nozzle and a second cavity connecting plate which are integrally formed, and the second blowing nozzle and the second cavity connecting plate are in circular arc transition;
the first cavity connecting plate and the second cavity connecting plate are connected to form a pressure taking cavity, and the first cavity connecting plate and the second cavity connecting plate are matched and pressed tightly through a clamping strip assembly;
one side of the pressure measuring chamber is communicated with the outside of the pressure measuring structure through the first blowing nozzle, and the other side of the pressure measuring chamber is communicated with the outside of the pressure measuring structure through the second blowing nozzle;
and a metal screen is arranged in the pressure taking cavity and is positioned on a connecting plane of the first cavity connecting plate and the second cavity connecting plate.
2. The pressure tapping structure according to claim 1, wherein the first cavity connecting plate comprises a first front surface and a first back surface, the first front surface is in arc transition with the first blowing nozzle, a plurality of first clamping blocks and a plurality of first clamping grooves are arranged on the first back surface, and the plurality of first clamping blocks and the plurality of first clamping grooves are distributed at intervals along the same circumference;
the second cavity connecting plate comprises a second front surface and a second back surface, the second front surface is in arc transition with the second blowing nozzle, a plurality of second clamping grooves and a plurality of second clamping blocks are arranged on the second back surface, the plurality of second clamping grooves correspond to the plurality of first clamping blocks one by one, and the plurality of second clamping blocks correspond to the plurality of first clamping grooves one by one;
the first cavity connecting plate is connected with the second cavity connecting plate based on the matching of the plurality of first clamping blocks and the plurality of second clamping grooves and the matching of the plurality of first clamping grooves and the plurality of second clamping blocks.
3. The pressure tapping structure according to claim 2, wherein a first sealing ring is arranged between the metal screen and the first cavity connecting plate, and a second sealing ring is arranged between the metal screen and the second cavity connecting plate, wherein:
a first annular groove matched with the first sealing ring is formed in the first back face, and the first sealing ring is embedded in the first annular groove;
and a second annular groove matched with the second sealing ring is arranged on the second back surface, and the second sealing ring is embedded in the second annular groove.
4. The pressure tapping structure as claimed in claim 1, wherein the clamping bar assembly comprises a first semicircular clamping bar and a second semicircular clamping bar, one side of the first cavity connecting plate and one side of the second cavity connecting plate are pressed by the first semicircular clamping bar in a matching manner, and the other side of the first cavity connecting plate and the other side of the second cavity connecting plate are pressed by the second semicircular clamping bar in a matching manner.
5. A pulmonary function tester, characterized in that the pulmonary function tester comprises a shell, the pressure taking structure of any one of claims 1 to 4 and soft ventilation glue;
the shell comprises a cavity shell and a handle shell, the handle shell is arranged at the bottom of the cavity shell, and the pressure taking structure and the flexible ventilation glue are fixed in the cavity shell;
the metal screen divides the pressure taking chamber into a first pressure taking chamber and a second pressure taking chamber, a first communicating part and a second communicating part are arranged on the flexible ventilation glue, the first communicating part is communicated with the first pressure taking chamber and the interior of the handle shell, and the second communicating part is communicated with the second pressure taking chamber and the interior of the handle shell;
the cavity shell comprises a first shell and a second shell, the first blowing nozzle penetrates through the first shell and extends outwards, and the second blowing nozzle penetrates through the second shell and extends outwards.
6. The pulmonary function tester of claim 5, wherein a plurality of first clamping pieces are arranged on a surface of the top of the first housing facing the second housing, the first clamping pieces are distributed at equal intervals along a circumference, and a plurality of first clamping positions are reserved among the first clamping pieces;
a plurality of second clamping sheets are arranged on one surface, facing the first shell, of the top of the second shell, and correspond to the plurality of first clamping positions one by one, a plurality of second clamping positions are reserved among the plurality of second clamping sheets, and the plurality of second clamping positions correspond to the plurality of first clamping sheets one by one;
the first casing based on the first joint piece of polylith with a plurality of second joint positions a plurality of first joint positions with the cooperation of the first joint piece of polylith with the second casing is connected.
7. The pulmonary function tester of claim 5, wherein the pressure measurement structure is provided with a plurality of first pressure measurement structure mounting posts on a first front surface, and a side of the first housing facing the first front surface is provided with a plurality of first pressure measurement structure mounting sleeves adapted to the plurality of first pressure measurement structure mounting posts;
the pressure measuring structure is provided with a plurality of second pressure measuring structure mounting columns on the second front surface, and one side, facing the second front surface, of the second shell is provided with a plurality of second pressure measuring structure mounting sleeves matched with the plurality of second pressure measuring structure mounting columns;
the pressure taking structure is based on the matching of the first pressure taking structure mounting columns and the first pressure taking structure mounting sleeves, and the matching of the second pressure taking structure mounting columns and the second pressure taking structure mounting sleeves is fixed in the cavity shell.
8. The pulmonary function tester as claimed in claim 5, wherein the handle housing comprises an upper housing disposed in the cavity housing, an upper housing fixing groove adapted to the soft ventilation glue is disposed at the top of the upper housing, and a first communicating port and a second communicating port are disposed in the upper housing fixing groove;
the bottom of the flexible ventilating glue is fixed in the fixed groove, the first communicating part is communicated with the inside of the handle shell through the first communicating port, and the second communicating part is communicated with the inside of the handle shell through the second communicating port.
9. The pulmonary function tester of claim 8, wherein the first housing is provided with a first soft air sealant fixing groove on a side facing the pressure measurement structure, and the second housing is provided with a second soft air sealant fixing groove on a side facing the pressure measurement structure;
one side of the flexible ventilating glue is fixed in the first flexible ventilating glue fixing groove, and the other side of the flexible ventilating glue is fixed in the second flexible ventilating glue fixing groove.
10. The pulmonary function tester of claim 5, wherein the first housing is provided with a first housing through hole adapted to the first mouthpiece, and the first mouthpiece extends outwardly through the first housing through hole;
and a second shell through hole matched with the second blowing nozzle is formed in the second shell, and the second blowing nozzle penetrates through the second shell through hole and extends outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921666607.8U CN211796483U (en) | 2019-09-29 | 2019-09-29 | Be applied to pulmonary function tester's pressure structure and pulmonary function tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921666607.8U CN211796483U (en) | 2019-09-29 | 2019-09-29 | Be applied to pulmonary function tester's pressure structure and pulmonary function tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211796483U true CN211796483U (en) | 2020-10-30 |
Family
ID=73145698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921666607.8U Active CN211796483U (en) | 2019-09-29 | 2019-09-29 | Be applied to pulmonary function tester's pressure structure and pulmonary function tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211796483U (en) |
-
2019
- 2019-09-29 CN CN201921666607.8U patent/CN211796483U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205307712U (en) | Trainer is breathed to hypoxemia | |
| CN101166459B (en) | Non-toxic liquid column sphygmomanometer | |
| CN211796483U (en) | Be applied to pulmonary function tester's pressure structure and pulmonary function tester | |
| CN109567809A (en) | A kind of Respiratory Medicine is detected automatically with lung capacity and exercise device | |
| CN107072593A (en) | The measurement apparatus and method of human respiratory system's function | |
| CN210834590U (en) | Breathing resistance test system for protective mask | |
| CN104586395B (en) | The detection device and method of carbon dioxide level in a kind of Non-invasive detection blood of human body | |
| CN215953579U (en) | Respiratory tract device for in vitro evaluation of lung deposition distribution of inhaled formulation | |
| CN108776092A (en) | Mask respiratory resistance test machine | |
| CN108731741A (en) | A kind of detection device of medical breathing machine | |
| CN209827861U (en) | Flow sensor and respirator with same | |
| CN207323975U (en) | A kind of medical respiration training | |
| CN210144650U (en) | Total nasal cavity air pressure detection device | |
| CN207717289U (en) | A kind of electronic sphygmomanometer static pressure measurement special joint | |
| CN206023905U (en) | A kind of intelligent terminal with respiratory training function | |
| CN201359605Y (en) | Expiration alcohol content detector gas leak prevention one-way blow pipe | |
| CN219049947U (en) | Trachea cannula catheter with pressure detection function | |
| CN220340811U (en) | Asthma inhalation medicine trainer for children | |
| CN110470359A (en) | Split type multi-user's Ultrasonic water meter | |
| CN217447785U (en) | Blowing disc for detecting respiratory flow of pulmonary function tester | |
| CN211534417U (en) | Vital capacity measuring device | |
| CN205665252U (en) | Last carbon dioxide sensor is exhaled to multi -functional mainstream | |
| CN215505390U (en) | Visual sputum excretion breathing training device | |
| CN210166088U (en) | Air tightness and resistance tester for medical corrugated pipe | |
| CN216117444U (en) | High-precision oxygen concentration detection instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A pressure taking structure applied to pulmonary function tester and pulmonary function tester Effective date of registration: 20220420 Granted publication date: 20201030 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Haizhu branch Pledgor: GUANGZHOU RED ELEPHANT MEDICAL TECHNOLOGY CO.,LTD. Registration number: Y2022440000067 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |