CN215424610U - Novel high-sensitivity pulmonary function detection device - Google Patents
Novel high-sensitivity pulmonary function detection device Download PDFInfo
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- CN215424610U CN215424610U CN202120608341.2U CN202120608341U CN215424610U CN 215424610 U CN215424610 U CN 215424610U CN 202120608341 U CN202120608341 U CN 202120608341U CN 215424610 U CN215424610 U CN 215424610U
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Abstract
The utility model discloses a novel high-sensitivity pulmonary function detection device, which comprises a host, a detection mechanism arranged on the host, and a pressure difference acquisition assembly arranged on the detection mechanism; the detection mechanism is connected with the host machine in a buckling mode. The detection mechanism comprises a first shell, a connector butt-joint device, a first straight-through air guide hose, a second straight-through air guide hose, a first flow sensor and a second flow sensor, wherein the connector butt-joint device is arranged on the top of the first shell and is in butt joint with the differential pressure acquisition assembly, the first straight-through air guide hose and the second straight-through air guide hose are respectively arranged on two sides of the bottom of the connector butt-joint device, the first flow sensor is arranged at the end part of the first straight-through air guide hose, the second flow sensor is arranged at the end part of the second straight-through air guide hose, and an air pressure shunting hose is arranged on the differential pressure acquisition assembly. The utility model has the effects of high detection precision and durable structure.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a novel high-sensitivity lung function detection device.
Background
The lung function examination is one of necessary examinations of respiratory system diseases, and has important guiding significance for early detection of lung and airway lesions, assessment of disease severity and prognosis of diseases, assessment of curative effect of drugs or other treatment methods, identification of reasons of dyspnea, diagnosis of lesion parts, assessment of tolerance or labor intensity tolerance of lung functions to operations, monitoring of critical patients and the like, the lung capacity is a project which needs to be detected frequently in the existing physical quality test, the lung capacity of people with better health conditions is larger, and the lung capacity is possibly reduced when lung tissue damage such as tuberculosis, pulmonary fibrosis, atelectasis or pulmonary lobe excision reaches a certain degree; kyphosis, the pleura bodiness, exudative pleurisy or pneumothorax etc. also can make the lung expand limitedly, and the vital capacity reduces, so the vital capacity can reflect individual's physical quality to a certain extent, uses the vital capacity tester can pass through specific data monitoring individual's physical quality situation of change, has a lot of vital capacity testers on the existing market, but all have the shortcoming that the portability is not good or the test result is inaccurate basically. At present, a high-sensitivity lung function detection device in the market mainly comprises a host, a detection mechanism arranged on the host and a pressure difference acquisition assembly arranged on the detection mechanism. The detection mechanism comprises a first shell, a connector butt-joint device, a straight-through air guide hose, a three-way air guide tube, a first flow sensor and a second flow sensor, wherein the connector butt-joint device is arranged at the top of the first shell and is in butt joint with the differential pressure acquisition assembly, the straight-through air guide hose and the three-way air guide tube are respectively arranged on two sides of the connector butt-joint device, the first flow sensor is arranged on a branch tube at one end of the three-way air guide tube, and the second flow sensor is arranged on a branch tube at the other end of the three-way air guide tube and is simultaneously connected with the straight-through air guide hose. In the actual use process, when the two branch pipes led out from the three-way air guide pipe are matched with the first flow sensor and the second flow sensor for detection, the air flow is led out from the same side and then the two branch pipes are branched, so that the defect of inaccurate detection rate exists. In addition, the structure of the three-way air duct occupies a larger internal space, so that the shell needs to be made larger, and the assembling process is also influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a novel high-sensitivity lung function detecting device that saves an internal space and a production cost.
In order to achieve the purpose, the novel high-sensitivity lung function detection device provided by the utility model comprises a host, a detection mechanism arranged on the host and a pressure difference acquisition assembly arranged on the detection mechanism. The detection mechanism is connected with the host machine in a buckling mode. The detection mechanism comprises a first shell, a connector butt-joint device, a first straight-through air guide hose, a second straight-through air guide hose, a first flow sensor and a second flow sensor, wherein the connector butt-joint device is arranged on the top of the first shell and is in butt joint with the differential pressure acquisition assembly, the first straight-through air guide hose and the second straight-through air guide hose are respectively arranged on two sides of the bottom of the connector butt-joint device, the first flow sensor is arranged at the end part of the first straight-through air guide hose, the second flow sensor is arranged at the end part of the second straight-through air guide hose, and an air pressure shunting hose is arranged on the differential pressure acquisition assembly. The connector butt-joint device comprises a plastic pressure guide support arranged in a first shell, a first pressure guide cavity and a second pressure guide cavity which are respectively arranged on two sides of the plastic pressure guide support, a first baffling air guide pipe communicated with a first straight air guide hose and arranged on the inner side of the first pressure guide cavity in a communicating mode, and a second baffling air guide pipe communicated with a second straight air guide hose and arranged on the inner side of the second pressure guide cavity in a communicating mode.
The pressure difference acquisition assembly comprises a Venturi type blowpipe arranged on the plastic pressure guide support, a first insertion pipe which is communicated with the interior and extends downwards to be inserted into the second pressure guide cavity is arranged at the necking position of the Venturi type blowpipe, and a second insertion pipe which is communicated with the interior and extends downwards to be inserted into the first pressure guide cavity is arranged on the Venturi type blowpipe positioned on the air inlet side. The Venturi type blowpipe is communicated with the air pressure shunt hose.
In some embodiments, a first cannula and a second impulse chamber on a venturi tube. And the second pressure guide cavity is communicated with the second baffling air guide pipe and the second straight air guide hose.
And the second insertion pipe and the first pressure guide cavity are arranged on the Venturi type blowpipe. The first pressure guide cavity is communicated with the first baffling air guide pipe and the first straight air guide hose.
In some embodiments, the bottom of the first pressure guide cavity is provided with a first groove for collecting large-particle water mist. A first baffle for shielding a communication opening of the first pressure guide cavity and the first baffling air guide pipe is arranged at a position between the first groove side communicated with the first pressure guide cavity and the first baffling air guide pipe.
And a second groove for collecting large-particle water mist is formed in the bottom of the second pressure guide cavity. And a second baffle for shielding part of communication openings of the second pressure guide cavity and the second baffling air guide pipe is arranged at a position between the second pressure guide cavity communicated with the second groove and the second baffling air guide pipe.
In some embodiments, a sealing silicone element is disposed between the inner wall of the plastic pressure guide bracket and the first cannula and the second cannula.
The utility model has the advantages of saving the internal space and the production cost. The first straight-through air guide hose and the second straight-through air guide hose which are connected with the first flow sensor and the second flow sensor are both straight-through hoses, and the first straight-through air guide hose is also provided with the branched air pressure hose for distributing air pressure, so that the situation that a three-way pipe structure is adopted in the prior art and the internal space is occupied is avoided, the structure of the detection mechanism can be very small, and meanwhile, the production cost can be saved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is a schematic structural view of a detection mechanism and a differential pressure acquisition assembly according to the present invention;
FIG. 5 is a schematic cross-sectional view of the detection mechanism and the differential pressure acquisition assembly of the present invention.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-5, a novel high-sensitivity lung function detecting device includes a main unit 01, a detecting mechanism 02 provided on the main unit 01, and a differential pressure collecting assembly 03 provided on the detecting mechanism 02. The detection mechanism 02 is connected with the host 01 in a buckling mode. The detection mechanism 02 comprises a first shell 21, a connector butt-joint device 22 which is arranged on the top of the first shell 21 and is in butt joint with the differential pressure acquisition assembly 03, a first straight-through air guide hose 23 and a second straight-through air guide hose 24 which are respectively arranged on two sides of the connector butt-joint device 22, a first flow sensor 25 which is arranged on the end part of the first straight-through air guide hose 23, a second flow sensor 26 which is arranged on the end part of the second straight-through air guide hose, and an air pressure diversion hose 20 which is arranged on the differential pressure acquisition assembly 02. The connector butt-joint device 22 includes a plastic pressure guide support 221 provided in the first housing 21, a first pressure guide cavity 222 and a second pressure guide cavity 223 provided on both sides of the plastic pressure guide support 221, a first baffling air guide pipe 224 communicated with the first straight air guide hose 23 and provided on one side of the first pressure guide cavity 222, and a second baffling air guide pipe 225 communicated with the second straight air guide hose 24 and provided on one side of the second pressure guide cavity 223. The differential pressure acquisition assembly 03 comprises a venturi type blowpipe 31 arranged on the plastic pressure guide bracket 221, a first insertion pipe 32 which is communicated with the interior and extends downwards to be inserted into a second pressure guide cavity 223 and is arranged at the necking position of the venturi type blowpipe 31, and a second insertion pipe 33 which is communicated with the interior and extends downwards to be inserted into the first pressure guide cavity 222 and is arranged on the venturi type blowpipe 31 positioned on the air inlet side. The Venturi type blowpipe is communicated with the air pressure shunt hose.
During the application, first recess 34 and second recess 36 have the characteristics of storing, the wet gas stream forms the condensation through the airflow channel of above-mentioned slot position, later can block the collection with the large granule water smoke in first recess 34 and second recess 36 bottoms, effectively avoid the large granule water smoke to get into first flow sensor 25 and second flow sensor 26 direct contact air current and detect, the technical problem of having solved because of the inside detection error or the device damage that causes of the water smoke entering detection device of human exhalation has improved detection device's life and the accuracy of detection.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept herein, and it is intended to cover all such modifications and variations as fall within the scope of the utility model.
Claims (4)
1. A novel high-sensitivity pulmonary function detection device comprises a host, a detection mechanism arranged on the host, and a pressure difference acquisition assembly arranged on the detection mechanism; the detection mechanism is connected with the host machine in a buckling manner;
the detection mechanism is characterized by comprising a first shell, a connector butt-joint device, a first straight-through air guide hose, a second straight-through air guide hose, a first flow sensor, a second flow sensor and an air pressure diversion hose, wherein the connector butt-joint device is arranged on the top of the first shell and is in butt joint with a differential pressure acquisition assembly;
the connector butt-joint device comprises a plastic pressure guide support arranged in a first shell, a first pressure guide cavity and a second pressure guide cavity which are respectively arranged at two sides of the plastic pressure guide support, a first baffling air guide pipe communicated with a first straight air guide hose and a second baffling air guide pipe communicated with a second straight air guide hose and arranged at the inner side of the first pressure guide cavity;
the pressure difference acquisition assembly comprises a Venturi type blowpipe arranged on the plastic pressure guide support, a first insertion pipe which is communicated with the interior and extends downwards to be inserted into a second pressure guide cavity is arranged at the necking position of the Venturi type blowpipe, and a second insertion pipe which is communicated with the interior and extends downwards to be inserted into the first pressure guide cavity is arranged on the Venturi type blowpipe positioned on the air inlet side;
the Venturi type blowpipe is communicated with the air pressure diversion hose.
2. The novel high-sensitivity lung function test device as claimed in claim 1, wherein the first intubation tube and the second pressure guide cavity on the Venturi tube; the second pressure guide cavity is communicated with the second baffling air guide pipe and the second straight air guide hose;
a second cannula and a first pressure guide cavity on the Venturi blowpipe; the first pressure guide cavity is communicated with the first baffling air guide pipe and the first straight air guide hose.
3. The novel high-sensitivity lung function detection device according to claim 2, wherein a first groove for collecting large-particle water mist is arranged at the bottom of the first pressure guide cavity; a first baffle for shielding part of communication openings of the first pressure guide cavity and the first baffling air guide pipe is arranged at a position on one side of the first groove, which is communicated between the first pressure guide cavity and the first baffling air guide pipe;
a second groove for collecting large-particle water mist is formed in the bottom of the second pressure guide cavity; and a second baffle for shielding part of communication openings of the second pressure guide cavity and the second baffling air guide pipe is arranged at a position between the second pressure guide cavity communicated with the second groove and the second baffling air guide pipe.
4. The novel high-sensitivity pulmonary function detection device according to claim 1, wherein a sealing silica gel member is disposed between the inner wall of the plastic pressure guide support and the first cannula and between the inner wall of the plastic pressure guide support and the second cannula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120608341.2U CN215424610U (en) | 2021-03-25 | 2021-03-25 | Novel high-sensitivity pulmonary function detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120608341.2U CN215424610U (en) | 2021-03-25 | 2021-03-25 | Novel high-sensitivity pulmonary function detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215424610U true CN215424610U (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120608341.2U Active CN215424610U (en) | 2021-03-25 | 2021-03-25 | Novel high-sensitivity pulmonary function detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215424610U (en) |
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2021
- 2021-03-25 CN CN202120608341.2U patent/CN215424610U/en active Active
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