CN215937355U

CN215937355U - Vital capacity measuring meter

Info

Publication number: CN215937355U
Application number: CN202122496400.4U
Authority: CN
Inventors: 孙影; 张志文; 郑仲
Original assignee: Langfang Zhisen Electronic Technology Development Co ltd
Current assignee: Langfang Zhisen Electronic Technology Development Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-03-04
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a spirometer, which comprises a blowing handle part, a display part, a detection part and a blowing nozzle part, wherein the display part and the blowing nozzle part are respectively arranged at two ends of the blowing handle part; the connecting unit comprises a first connecting piece fixed at the end part of the blowing handle part and a second connecting piece fixed at the end part of the display part, and the first connecting piece and the second connecting piece are matched with each other. The utility model has the advantages of small volume and convenient use, and can be widely used for individual pulmonary function test systems.

Description

Vital capacity measuring meter

Technical Field

The utility model relates to the technical field of devices for measuring vital capacity, in particular to a vital capacity measuring meter.

Background

The lung capacity is the maximum ventilation of a breath and may in a sense reflect the potential capacity of the respiratory function. Because the measuring method of the lung capacity is simple and has better repeatability, the lung capacity is often a common index during physical examination, and diseases related to lung functions can be found and prevented in advance. Present spirometer usually integrates control circuit in the shell of integral type, when control circuit appears damaging and needs the maintenance, need unpack whole shell apart, because the shell is arc shape generally, also be difficult to fix a position, not the aspect maintenance after unpack the shell apart.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a spirometer which comprises a blowing handle part, a display part, a detection part and a blowing nozzle part, wherein the display part and the blowing nozzle part are respectively arranged at two ends of the blowing handle part, the detection part is arranged in the display part, and the blowing handle part and the display part are detachably connected through a connecting unit; the connecting unit comprises a first connecting piece fixed at the end part of the blowing handle part and a second connecting piece fixed at the end part of the display part, and the first connecting piece and the second connecting piece are matched with each other.

Further, the first connecting piece comprises a first protruding portion and a second protruding portion which protrude outwards along the radial direction of the end portion of the blowing handle portion, and a first groove which is formed along the circumferential direction of the blowing handle is formed between the first protruding portion and the second protruding portion.

Further, the second connecting piece comprises a third protruding portion protruding inwards along the radial direction of the end portion of the display portion and a fourth protruding portion protruding outwards along the longitudinal direction of the display portion, the third protruding portion is matched with the first groove, and the third protruding portion is in contact with the first protruding portion and the second protruding portion.

Further, the handle part comprises a two-part outer shell body which is fixedly connected, and the outer shell body is arranged in an arc shape.

Furthermore, a positioning groove for holding is formed in the outer shell.

Further, the display part comprises a display shell and a display screen arranged on the surface of the display shell, and the display shell is internally provided with a detection part.

Furthermore, the display shell comprises two parts, wherein one part is fixed with a connecting protrusion, the other part is provided with a connecting groove, and the connecting protrusion is matched with the connecting groove.

Furthermore, a positioning seat is fixed inside at least one of the outer shells, a vent pipe is arranged in the outer shell, the vent pipe is erected on the positioning seat, and two ends of the vent pipe are connected with the mouthpiece part and the detection part.

Further, the detection part comprises a vital capacity measurement controller and a buzzer, and the buzzer is electrically connected with the vital capacity measurement controller.

Further, the mouthpiece portion is including being used for the connecting pipe that communicates with the breather pipe, being used for the connecting seat with the shell body joint and the fixing base that is used for installing the mouthpiece, be equipped with the location step that contacts with the shell body on the connecting seat.

The spirometry meter manufactured by the technical scheme of the utility model has the following beneficial effects: the volume is small, the use is convenient, and the device can be widely used for a similar pulmonary function test system; when the detection and maintenance are needed in use, the third protruding part of the display shell slides out along the first groove, so that the detection circuit can be operated, the whole shell does not need to be detached, and the use is convenient; the breather pipe is covered by the positioning seat, and is difficult for rocking when the tester exhales, and the detection data is accurate.

Drawings

FIG. 1 is a perspective view of a spirometer in accordance with the present invention;

FIG. 2 is a cross-sectional view of a spirometer according to the present invention;

FIG. 3 is an enlarged fragmentary view of FIG. 2 of the present invention at reference A;

FIG. 4 is another perspective view of a spirometer in accordance with the present invention;

FIG. 5 is a schematic view of the internal structure of the display section of the present invention;

FIG. 6 is a schematic view of the internal structure of the display portion at another viewing angle;

FIG. 7 is a schematic structural view of the outer housing of the present invention;

FIG. 8 is a diagram of a spirometer of the present invention in use with a mouthpiece;

in the figure, 1, a handle is blown; 11. an outer housing; 111. positioning seats; 112. a breather pipe; 12. positioning a groove; 2. a display unit; 21. a display screen; 22. a display housing; 221. a connecting projection; 222. a connecting groove; 23. a charging interface; 3. a mouthpiece section; 31. a connecting pipe; 32. a connecting seat; 33. a fixed seat; 34. positioning a step; 4. a connection unit; 41. a first connecting member; 411. a first projecting portion; 412. a second projection; 413. a first groove; 42. a second connecting member; 421. a third projecting portion; 422. a fourth projection.

Detailed Description

For a better understanding of the present invention, a spirometer is described further below in connection with the specific embodiments and the accompanying drawings. As shown in fig. 1-3, the blowing handle part comprises a blowing handle part 1, a display part 2, a detection part and a blowing nozzle part 3, wherein the display part 2 and the blowing nozzle part 3 are respectively arranged at two ends of the blowing handle part 1, the detection part is arranged in the display part 2, and the blowing handle part 1 and the display part 2 are detachably connected through a connecting unit 4; the connecting unit 4 comprises a first connecting piece 41 fixed at the end part of the blowing handle part 1 and a second connecting piece 42 fixed at the end part of the display part 2, and the first connecting piece 41 and the second connecting piece 42 are mutually matched. When measuring the vital capacity, the mouthpiece 3 is attached to the handle 1, and the tester holds the handle and breathes in at one time, breathes out the gas at the most through the mouthpiece, and the total amount of the breathed-out gas is detected by the detecting unit. Is displayed on the display section 2. In this embodiment, the blowing handle part 1 and the display part 2 are detachably connected through the first connecting piece 41 and the second connecting piece 42, and once abnormal use occurs, the blowing handle part can be quickly disassembled and assembled for maintenance.

As shown in fig. 2 to 3, the first connecting member 41 includes a first protrusion 411 and a second protrusion 412 protruding outward in the radial direction along the end of the handle portion 1, and a first groove 413 opened in the circumferential direction of the handle portion 1 is formed between the first protrusion 411 and the second protrusion 412. The second connector 42 includes a third protrusion 421 protruding inward in the radial direction along the end of the display part 2 and a fourth protrusion 422 protruding outward in the longitudinal direction of the display part 2, the third protrusion 421 is engaged with the first groove 413, and the third protrusion 421 is in contact with the first protrusion 411 and the second protrusion 412. Specifically, first protruding portion 411 and second protruding portion 412 are fixed to the end of handle portion 1, and both have the same size, and first groove 413 is formed between the two, and this first groove 413 matches with third protruding portion 421, and when performing installation, holding display housing 22 by hand, third protruding portion 421 slides into first groove 413, and at the same time, for making installation stable, both upper and lower end surfaces of third protruding portion 421 contact with first protruding portion 411, second protruding portion 412 respectively, fourth protruding portion 422 contacts with second protruding portion 412, and the edge of fourth protruding portion 422 keeps the same height with the edge of second protruding portion 412.

As shown in fig. 4, the handle portion 1 includes a two-part outer housing 11 fixedly connected, and the outer housing 11 is disposed in an arc shape. Outer casing 11 divide into two parts and through bolt fixed connection, and is fixed simple and convenient and stable, and outer casing 11 is the arc setting, and the arc can adapt to the pitch arc of people's hand, improves the comfort level when the tester holds handle portion 1 with the hand.

As shown in fig. 4, a positioning groove 12 for holding is opened on the outer housing 11. Further, increase the frictional force between people's hand and the shell body 11 for it is more stable to grip, has seted up a plurality of constant head tank 12, preferably 4 in the arc of shell body 11 to the one side of indent. The first connecting member 41 is divided into two parts having the same structure corresponding to the two outer cases 11, and may be integrally combined with each other.

As shown in fig. 4, the display unit 2 includes a display housing 22 and a display screen 21 disposed on a surface of the display housing 22, and a detection unit is disposed inside the display housing 22. The display screen 21 is used for displaying the working state of the spirometer and the spirometer parameters of the testee, and the display screen 21 is electrically connected with the detection part. A plurality of keys are arranged beside the display screen 21 and used for operating the spirometer, in this embodiment, the keys have "set", "+/-", "on/off", "start", "on/off" and "start" for controlling the on/off of the circuit of the spirometer, and "start" for controlling the start of the spirometer controller and detecting the gas exhaled by the tester. The oled liquid crystal display is adopted in the embodiment, so that the display effect is clear, and Chinese, English, numbers and the like can be displayed. Optionally, the test data is transmitted to the intelligent device in real time by using a Bluetooth function. A charging interface 23 is left on the display housing 22 for charging the detection portion.

As shown in fig. 5-6, the display housing 22 includes two parts, wherein a connection protrusion 221 is fixed on one part, and a connection groove 222 is provided on the other part of the display housing 22, and the connection protrusion 221 is matched with the connection groove 222. The display housing 22 is formed of two parts, and the connection is more stable by providing the coupling protrusion 221 and the coupling groove 222. Wherein, two parts of the display housing 22 are respectively clamped in the first groove 413. When the circuit needs to be maintained, one or two parts of the display shell 22 can be detached along the first groove 413 to expose the part needing to be maintained, the whole spirometer does not need to be detached, and the operation is simple.

As shown in fig. 7, a positioning seat 111 is fixed inside at least one of the outer shells 11, a vent pipe 112 is provided inside the outer shell, the vent pipe 112 is erected on the positioning seat 111, and both ends of the vent pipe 112 are connected to the mouthpiece section 3 and the detection section. The detection part comprises a vital capacity measurement controller and a buzzer, and the buzzer is electrically connected with the vital capacity measurement controller. The ventilation pipe 112 is used for transmitting the gas exhaled by the tester into the detection part, the vital capacity measurement controller comprises a pressure sensor and a control circuit, the ventilation pipe 112 is connected with the pressure sensor, when the gas exhaled by the tester enters the detection part through the ventilation pipe 112, the pressure sensor detects the pressure acting on the ventilation pipe and converts the pressure into a corresponding numerical value to be displayed on the display screen 21, a buzzer is arranged in the detection part and provided with a prompt sound, and the start and the end of the buzzer are all prompted. Two parts of the outer shell 11 are provided with positioning seats 111, when the device is used, the positioning seats 111 circumferentially cover the vent pipe 112, and when the tester exhales gas and generates acting force on the device through the vent pipe 112, the device cannot shake.

As shown in fig. 2 and 8, the mouthpiece section 3 includes a connecting pipe 31 for communicating with the air pipe 112, a connecting seat 32 for being clamped with the outer shell 11, and a fixing seat 33 for mounting the mouthpiece, and the connecting seat 32 is provided with a positioning step 34 contacting with the outer shell 11. The connecting tube 31 is used for communicating with the vent tube 112, the connecting base 32 is used for connecting with the outer shell 11, and the mouthpiece 3 is fixed with the outer shell 11 by the positioning step 34, in this embodiment, the fixing base 33 is a rectangular frame structure adapted to the mouthpiece, and the mouthpiece can be inserted into the fixing base 33.

The installation process comprises the following steps:

when the spirometer is installed, the vent pipe 112 is erected on the positioning seat 111 in advance, the detection circuit and the controller are integrated in the display housing 22, the two-part housing 11 is fixedly installed through the positioning step 34, the third protruding part 421 of the two-part display housing 22 is further slowly slid into the first groove 413, and in the process, the connecting groove 222 and the connecting protrusion 221 are matched with each other to enable the display housing 22 to be tightly connected. Finally, the tester installs the disposable mouthpiece on the fixing base 33 of the mouthpiece section 3, and replaces the new mouthpiece after use.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. The spirometer is characterized by comprising a blowing handle part (1), a display part (2), a detection part and a blowing nozzle part (3), wherein the display part (2) and the blowing nozzle part (3) are respectively arranged at two ends of the blowing handle part (1), the detection part is arranged in the display part (2), and the blowing handle part (1) and the display part (2) are detachably connected through a connecting unit (4);

the connecting unit (4) comprises a first connecting piece (41) fixed at the end part of the blowing handle part (1) and a second connecting piece (42) fixed at the end part of the display part (2), and the first connecting piece (41) and the second connecting piece (42) are matched with each other.

2. A spirometer as claimed in claim 1, characterized in that said first connection element (41) comprises a first protrusion (411) and a second protrusion (412) protruding radially outwards along the end of said handle portion (1), said first protrusion (411) and said second protrusion (412) forming a first groove (413) opening in the circumferential direction of the handle.

3. A spirometer according to claim 2, characterised in that said second connector (42) comprises a third protrusion (421) protruding radially inwards along the end of said display portion (2) and a fourth protrusion (422) protruding longitudinally outwards along said display portion (2), said third protrusion (421) interacting with said first groove (413), said third protrusion (421) being in contact with said first and second protrusions (411, 412).

4. A spirometer according to claim 3, characterised in that the handle portion (1) comprises a fixedly connected two-part outer housing (11), the outer housing (11) being arranged in an arc.

5. The spirometer according to claim 4, characterized in that said outer casing (11) is provided with a positioning slot (12) for gripping.

6. The spirometer according to claim 5, characterized in that said display portion (2) comprises a display housing (22) and a display screen (21) arranged on the surface of said display housing (22), said display housing (22) being internally provided with a detection portion.

7. The spirometer as claimed in claim 6, characterized in that the display housing (22) comprises two parts, wherein one part is fixed with a connecting projection (221) and the other part of the display housing (22) is provided with a connecting groove (222), the connecting projection (221) is adapted to the connecting groove.

8. A spirometer according to claim 4 or 5, characterized in that at least one of said outer casings (11) is internally fixed with a positioning seat (111), said casing is internally provided with a ventilation tube (112), said ventilation tube (112) is mounted on said positioning seat (111), and both ends of said ventilation tube (112) are connected with said mouthpiece portion (3) and said detecting portion.

9. The spirometer of claim 8, wherein the detecting portion comprises a spirometer controller and a buzzer, the buzzer being electrically connected to the spirometer controller.

10. The spirometer as claimed in claim 8, characterized in that said mouthpiece portion (3) comprises a connecting tube (31) for communicating with the vent tube (112), a connecting seat (32) for clamping with the outer housing (11) and a fixing seat (33) for mounting the mouthpiece, said connecting seat (32) being provided with a positioning step (34) for contacting with the outer housing (11).