CN113984301A - Detection device for lung function instrument calibration barrel - Google Patents
Detection device for lung function instrument calibration barrel Download PDFInfo
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- CN113984301A CN113984301A CN202111228590.XA CN202111228590A CN113984301A CN 113984301 A CN113984301 A CN 113984301A CN 202111228590 A CN202111228590 A CN 202111228590A CN 113984301 A CN113984301 A CN 113984301A
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- plate
- function instrument
- lung function
- accommodating space
- instrument calibration
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- 230000004199 lung function Effects 0.000 title claims abstract description 51
- 238000004164 analytical calibration Methods 0.000 title claims abstract description 44
- 238000001514 detection method Methods 0.000 title claims abstract description 11
- 230000009325 pulmonary function Effects 0.000 claims abstract description 7
- 238000003780 insertion Methods 0.000 claims description 24
- 230000037431 insertion Effects 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 17
- 238000007906 compression Methods 0.000 claims description 17
- 239000006260 foam Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 2
- 230000004308 accommodation Effects 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
- G01M3/2815—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Instructional Devices (AREA)
Abstract
The invention discloses a detection device for a lung function instrument calibration cylinder, which comprises a box body, wherein a push plate, a limiting plate and a first expansion piece are arranged in the box body at intervals, the push plate and the limiting plate are arranged in parallel, the push plate and the limiting plate are respectively and vertically arranged, an accommodating space is formed between the push plate and the limiting plate, and the accommodating space is used for accommodating the lung function instrument calibration cylinder; one side of the limiting plate facing the push plate is provided with a plug, and the plug is used for detachably plugging an air outlet of the calibration cylinder of the pulmonary function instrument; the first expansion piece is arranged on one side, deviating from the limiting plate, of the push plate, the expansion end of the first expansion piece is connected with the push plate, and the first expansion piece is used for driving the push plate to be close to or far away from the limiting plate. According to the technical scheme, the lung function instrument calibration cylinder is placed in the accommodating space, the plug blocks an air outlet of the lung function instrument calibration cylinder, the push plate is abutted against the trip rod of the lung function instrument calibration cylinder, and the trip rod is accurately pushed through the first expansion piece, so that the force applied to the trip rod in the measuring process is independent of manual work, and the accuracy of a detection structure is ensured.
Description
Technical Field
The invention relates to the technical field of detection equipment, in particular to a detection device for a lung function instrument calibration cylinder.
Background
The lung function instrument calibration barrel is also called as a calibration barrel and is mainly used for daily calibration and inspection of the lung function instrument, and the low-traction piston is adopted, so that the lung function instrument calibration barrel is convenient to operate and has higher precision and better sealing property.
The lung function instrument calibration cylinder needs manual operation to push air to detect the sealing performance of the lung function instrument calibration cylinder, but the speed when the air is pushed is not easy to control, and calibration are easy to cause certain errors.
Disclosure of Invention
The invention mainly aims to provide a detection device for a lung function instrument calibration cylinder, and aims to solve the problem that errors are easy to occur due to full manual operation in the calibration and calibration of the conventional lung function instrument calibration cylinder.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a detection device for a lung function instrument calibration cylinder comprises a box body, wherein a push plate, a limiting plate and a first expansion piece are arranged in the box body at intervals, the push plate and the limiting plate are arranged in parallel, the push plate and the limiting plate are respectively vertically arranged, an accommodating space is formed between the push plate and the limiting plate, and the accommodating space is used for accommodating the lung function instrument calibration cylinder; a plug is arranged on one side, facing the push plate, of the limiting plate and used for detachably plugging an air outlet of the calibration cylinder of the pulmonary function instrument; the first expansion piece is arranged on one side, deviating from the limiting plate, of the push plate, the expansion end of the first expansion piece is connected with the push plate, and the first expansion piece is used for driving the push plate to be close to or far away from the limiting plate.
Preferably, a fixing plate and a compressing structure are further arranged in the box body, the fixing plate and the compressing structure are respectively arranged outside the accommodating space, the fixing plate is arranged on one side of a telescopic path of the first telescopic device, the compressing structure is located on the other side of the telescopic path of the first telescopic device, and the compressing structure is used for being matched with the fixing plate to clamp the lung function instrument calibration cylinder in the accommodating space.
Preferably, one side of the fixed plate surface, which is far away from the compression structure, is provided with two insertion rods, the insertion rods are respectively perpendicular to the fixed plate, the two insertion rods are arranged in parallel at intervals, each insertion rod is sleeved with an elastic spring, and each elastic spring is respectively connected with the fixed plate; one of the inserted rods is arranged close to the push plate, and the other inserted rod is arranged close to the limiting plate; two inserting cylinders are arranged on the inner wall of the box body facing to one side of the fixed plate, which is far away from the accommodating space, the two inserting cylinders are arranged in parallel at intervals, and one side of each inserting cylinder, which is close to the fixed plate, is open; one of the insertion rods is inserted into one of the insertion cylinders, and the other insertion rod is inserted into the other insertion cylinder; one end of one of the elastic springs, which is far away from the fixed plate, is connected with the end part of one of the inserting cylinders, which is provided with an opening, and one end of the other elastic spring, which is far away from the fixed plate, is connected with the end part of the other inserting cylinder, which is provided with an opening.
Preferably, one side of the fixing plate, which is far away from each insert cylinder, is provided with a foam layer.
Preferably, the compressing structure comprises at least two second expanders, and each second expander is arranged on the inner wall of the box body, which faces the fixing plate and faces one side of the accommodating space; the two second retractors are arranged in parallel at intervals, one of the second retractors is arranged close to the push plate, and the other one of the second retractors is arranged close to the limiting plate; the telescopic end of each second telescopic device faces one side of the fixing plate facing the accommodating space, and the telescopic path of each second telescopic device is perpendicular to the fixing plate; and the telescopic end of each second expansion piece is provided with a compression plate, and each second expansion piece is used for driving the compression plate to move towards the direction of the fixed plate, so that the compression plates are matched with the fixed plate to fix the lung function instrument calibration cylinder in the accommodating space.
Preferably, the compression plates are detachably connected with the second expansion pieces, an arc surface is formed on one side, facing the fixed plate, of each compression plate, and an axis which vertically penetrates through the circle centers of the arc surfaces is parallel to the expansion path of the first expansion pieces.
Preferably, a slide way is arranged on the inner wall of the box body, which faces the side of the fixing plate facing the accommodating space, and the slide way is parallel to the telescopic path of the first telescopic device; at least two electric control sliding seats are arranged in the sliding way in a sliding mode, one of the electric control sliding seats is connected with one of the second expansion pieces, and the other electric control sliding seat is connected with the other second expansion piece.
Preferably, the top side of box is uncovered, the uncovered department of box sets up the case lid, the case lid towards one side of accommodation space sets up the cotton layer of bubble.
Preferably, a lifting plate is arranged in the accommodating space, at least two lifters are arranged on one side of the lifting plate, which is far away from the box cover, the lifting ends of the lifters are respectively connected with the lifting plate, and the lifting direction of each lifter is vertically arranged.
Compared with the prior art, the invention at least has the following beneficial effects:
place a lung function appearance calibration section of thick bamboo in accommodation space, make the gas outlet of end cap shutoff lung function appearance calibration section of thick bamboo, make the trip rod of push pedal butt lung function appearance calibration section of thick bamboo again, accurately promote the trip rod through first expansion bend for the application of force to the trip rod does not rely on the manual work in the measurement process, the effectual accuracy of guaranteeing to detect the structure like this.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of a detecting device for a lung function instrument calibration cylinder according to the present invention;
FIG. 2 is a schematic top view of the case cover of FIG. 1 with the case cover removed;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
The reference numbers illustrate:
1-a box body; 11-a push plate; 12-a limiting plate; 13-a first retractor; 14-a containment space; 15-control buttons; 16-box cover; 17-a plug; 18-a gas pressure detector;
2, fixing a plate; 21-a plunger; 22-a spring force spring; 23-inserting a barrel; 24-a foam layer;
3-a compression structure; 31-a second retractor; 33-a compacting plate; 34-a slide way; 35-an electrically controlled slide; 36-a camera;
4-lifting plate; 41-a lifter;
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a detection device for a lung function instrument calibration cylinder.
As shown in fig. 1 to 3, the detection apparatus for a lung function instrument calibration cylinder includes a box body 1, a push plate 11, a limit plate 12 and a first expansion piece 13 are arranged in the box body 1 at intervals, the push plate 11 and the limit plate 12 are arranged in parallel, the push plate 11 and the limit plate 12 are respectively arranged vertically, an accommodating space 14 is formed between the push plate 11 and the limit plate 12, and the accommodating space 14 is used for accommodating the lung function instrument calibration cylinder; a plug 17 is arranged on one side of the limiting plate 12 facing the push plate 11, and the plug 17 is used for detachably plugging an air outlet of the calibration cylinder of the pulmonary function instrument; first expansion bend 13 sets up in the one side that the push pedal 11 deviates from limiting plate 12, and the push pedal 11 is connected to the flexible end of first expansion bend 13, and first expansion bend 13 is used for driving push pedal 11 and is close to or keeps away from limiting plate 12.
Specifically, the box body 1 further comprises a controller, an air pressure detector 18 and a camera 36, wherein the controller is electrically connected with the air pressure detector and the camera 36 respectively; the camera 36 is arranged in the box body 1, and the camera 36 is used for acquiring a rebound image of the trip lever and sending the rebound image to the controller; the air pressure detector 18 is arranged at the plug 17 and is used for detecting internal air pressure data when the plug 17 plugs the lung function instrument calibration cylinder and sending the internal air pressure data to the controller; the controller is used for judging whether the lung function instrument calibration cylinder leaks or not according to the air pressure data and the rebound images.
Specifically, the air pressure detector 18 may be a digital pressure gauge.
Specifically, when any one of the air pressure data and the rebound image is unqualified, the controller judges that the calibration cylinder of the lung function instrument leaks; when the air pressure data and the rebound images are qualified, the controller judges that the lung function instrument calibration cylinder is intact.
Still set up fixed plate 2 and compact structure 3 in the box 1, fixed plate 2 and compact structure 3 set up respectively in the accommodation space 14 outside, and fixed plate 2 sets up in one of them one side in the flexible route of first expansion bend 13, and compact structure 3 is located the opposite side in the flexible route of first expansion bend 13, and compact structure 3 is used for cooperating fixed plate 2 with lung function appearance calibration cylinder centre gripping in accommodation space 14. The fixed plate 2 and the compression structure 3 can limit the movement of the lung function instrument calibration cylinder, and the push plate 11 can smoothly push the trip rod.
Specifically, the fixing plate 2, the limiting plate 12, the pressing structure 3 and the pushing plate 11 are sequentially arranged around the accommodating space 14.
Two inserting rods 21 are arranged on one side of the surface of the fixed plate 2, which is far away from the pressing structure 3, the inserting rods 21 are respectively vertical to the fixed plate 2, the two inserting rods 21 are arranged in parallel at intervals, each inserting rod 21 is sleeved with an elastic spring 22, and each elastic spring 22 is respectively connected with the fixed plate 2; one of the inserted rods 21 is arranged close to the push plate 11, and the other inserted rod 21 is arranged close to the limit plate 12; two inserting cylinders 23 are arranged on the inner wall of the side, facing away from the accommodating space 14, of the fixing plate 2 in the box body 1, the two inserting cylinders 23 are arranged in parallel at intervals, and one side, close to the fixing plate 2, of each inserting cylinder 23 is open; one of the insertion rods 21 is inserted into one of the insertion cylinders 23, and the other insertion rod 21 is inserted into the other insertion cylinder 23; one end of one of the elastic springs 22 far away from the fixing plate 2 is connected with the end part of one of the inserting cylinders 23 with an opening, and one end of the other elastic spring 22 far away from the fixing plate 2 is connected with the end part of the other inserting cylinder 23 with an opening. The position of the fixing plate 2 can be adjusted through the matching of the elastic spring 22, the inserted rod 21 and the inserted cylinder 23, so that the fixing plate 2 can adapt to lung function instrument calibration cylinders of different models.
The lung function instrument calibration cylinder is generally divided into one-liter, two-liter and three-liter specifications, the length is inconvenient, but the diameter of the cylinder body is changed according to different specifications.
Specifically, the length of the plunger 21 is less than or equal to the length of the plunger 23, so as to avoid the end of the plunger 21 and the bottom of the plunger 23 from abutting when the elastic spring 22 is not compressed to the limit.
Specifically, when the elastic spring 22 is in the initial state, a part of the plunger 21 is located in the insertion tube 23, so that the plunger 21 is prevented from sliding out of the insertion tube 23.
One side of the fixing plate 2, which is far away from each insertion tube 23, is provided with a foam layer 24. The foam layer 24 can avoid rigid contact between the fixing plate 2 and the calibration cylinder of the pulmonary function instrument.
The compacting structure 3 comprises at least two second expanders 31, and each second expander 31 is arranged on the inner wall of the box body 1, which is opposite to one side of the fixed plate 2 facing the accommodating space 14; the two second expanders 31 are arranged in parallel at intervals, wherein one second expander 31 is arranged close to the push plate 11, and the other second expander 31 is arranged close to the limit plate 12; the telescopic end of each second telescopic device 31 faces the side of the fixed plate 2 facing the accommodating space 14, and the telescopic path of each second telescopic device 31 is perpendicular to the fixed plate 2; the compression plate 33 is arranged at the telescopic end of each second telescopic device 31, and each second telescopic device 31 is used for driving the compression plate 33 to move towards the direction of the fixed plate 2, so that each compression plate 33 is matched with the fixed plate 2 to fix the lung function instrument calibration cylinder in the accommodating space 14. The compression plate 33 compresses the lung function instrument calibration cylinder in the accommodating space 14 through the moving position of the second expansion piece 31.
Specifically, a control button 15 is provided outside the case 1, and the control button 15 is used to simultaneously control the extension and retraction of the second expanders 31.
The pressing plates 33 are detachably connected with the second expansion piece 31, a cambered surface is formed on one side of each pressing plate 33 facing the fixed plate 2, and an axis vertically passing through the circle center of each cambered surface is parallel to the expansion path of the first expansion piece 13. The cylinder body of the general lung function instrument calibration cylinder is a cambered surface, and the lung function instrument calibration cylinder is tightly pressed on the fixing plate 2 through the cambered surface pressing plate 33, so that the tightness can be ensured.
A slide way 34 is arranged on the inner wall of the box body 1, which is opposite to one side of the fixing plate 2 facing the accommodating space 14, and the slide way 34 is parallel to the telescopic path of the first telescopic device 13; at least two electric control sliding seats 35 are arranged in the sliding way 34 in a sliding way, wherein one electric control sliding seat 35 is connected with one second expansion piece 31, and the other electric control sliding seat 35 is connected with the other second expansion piece 31. The slide way 34 is arranged, so that the compaction structure 3 can adjust the compaction position according to different types of lung function instrument calibration cylinders.
Specifically, the number of electrically controlled slides 35 is greater than the number of second expanders 31.
Specifically, the camera 36 is disposed on an electrically controlled slide carriage 35, so that the camera 36 can be adjusted according to the type of the calibration cylinder of the lung function instrument.
The top side of the box body 1 is open, a box cover 16 is arranged at the open of the box body 1, and a foam layer 24 is arranged on one side of the box cover 16 facing the accommodating space 14.
Specifically, the push plate 11, the limit plate 12 and the fixing plate 2 are perpendicular to the case cover 16.
The lifting plate 4 is arranged in the accommodating space 14, at least two lifters 41 are arranged on one side of the lifting plate 4, which is far away from the box cover 16, the lifting ends of the lifters 41 are respectively connected with the lifting plate 4, and the lifting direction of each lifter 41 is vertically arranged. The foam layer 24 of the box cover 16 can clamp the calibration cylinders of the pulmonary function instrument with different models in the accommodating space 14 by matching with the lifting plate 4.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The detection device for the lung function instrument calibration cylinder is characterized by comprising a box body, wherein a push plate, a limiting plate and a first expansion piece are arranged in the box body at intervals, the push plate and the limiting plate are arranged in parallel, the push plate and the limiting plate are respectively vertically arranged, an accommodating space is formed between the push plate and the limiting plate, and the accommodating space is used for accommodating the lung function instrument calibration cylinder; a plug is arranged on one side, facing the push plate, of the limiting plate and used for detachably plugging an air outlet of the calibration cylinder of the pulmonary function instrument; the first expansion piece is arranged on one side, deviating from the limiting plate, of the push plate, the expansion end of the first expansion piece is connected with the push plate, and the first expansion piece is used for driving the push plate to be close to or far away from the limiting plate.
2. The detecting device for the lung function instrument calibration cylinder according to claim 1, wherein a fixing plate and a compressing structure are further disposed in the box body, the fixing plate and the compressing structure are respectively disposed outside the accommodating space, the fixing plate is disposed on one side of the telescopic path of the first telescopic device, the compressing structure is disposed on the other side of the telescopic path of the first telescopic device, and the compressing structure is used for cooperating with the fixing plate to clamp the lung function instrument calibration cylinder in the accommodating space.
3. The detecting device for the lung function instrument calibration cylinder according to claim 2, wherein two insertion rods are arranged on one side of the fixing plate surface, which is away from the compressing structure, the insertion rods are respectively perpendicular to the fixing plate, the two insertion rods are arranged in parallel at intervals, an elastic spring is sleeved outside each insertion rod, and each elastic spring is respectively connected with the fixing plate; one of the inserted rods is arranged close to the push plate, and the other inserted rod is arranged close to the limiting plate; two inserting cylinders are arranged on the inner wall of the box body facing to one side of the fixed plate, which is far away from the accommodating space, the two inserting cylinders are arranged in parallel at intervals, and one side of each inserting cylinder, which is close to the fixed plate, is open; one of the insertion rods is inserted into one of the insertion cylinders, and the other insertion rod is inserted into the other insertion cylinder; one end of one of the elastic springs, which is far away from the fixed plate, is connected with the end part of one of the inserting cylinders, which is provided with an opening, and one end of the other elastic spring, which is far away from the fixed plate, is connected with the end part of the other inserting cylinder, which is provided with an opening.
4. The detecting device for the lung function instrument calibration cylinder as claimed in claim 3, wherein a foam layer is arranged on one side of the fixing plate, which is far away from each insertion cylinder.
5. The detecting device for the lung function instrument calibration cylinder according to claim 2, wherein the compressing structure comprises at least two second retractors, each of the second retractors is disposed on an inner wall of the box body facing to a side of the fixing plate facing the accommodating space; the two second retractors are arranged in parallel at intervals, one of the second retractors is arranged close to the push plate, and the other one of the second retractors is arranged close to the limiting plate; the telescopic end of each second telescopic device faces one side of the fixing plate facing the accommodating space, and the telescopic path of each second telescopic device is perpendicular to the fixing plate; and the telescopic end of each second expansion piece is provided with a compression plate, and each second expansion piece is used for driving the compression plate to move towards the direction of the fixed plate, so that the compression plates are matched with the fixed plate to fix the lung function instrument calibration cylinder in the accommodating space.
6. The detecting device for the lung function instrument calibration cylinder as claimed in claim 5, wherein the compression plates are detachably connected with the second telescopic devices, one side of each compression plate facing the fixing plate forms an arc surface, and an axis passing through the center of each arc surface perpendicularly is parallel to the telescopic path of the first telescopic device.
7. The detecting device for the lung function instrument calibration cylinder according to claim 5, wherein a slide way is arranged on the inner wall of the box body, which faces the side of the fixing plate facing the accommodating space, and the slide way is parallel to the telescopic path of the first telescopic device; at least two electric control sliding seats are arranged in the sliding way in a sliding mode, one of the electric control sliding seats is connected with one of the second expansion pieces, and the other electric control sliding seat is connected with the other second expansion piece.
8. The detecting device for the calibration cylinder of the pulmonary function instrument according to any one of claims 1 to 7, wherein the top side of the box body is open, a box cover is arranged at the opening of the box body, and a foam layer is arranged on one side of the box cover facing the accommodating space.
9. The detecting device for the lung function instrument calibration cylinder according to claim 8, wherein a lifting plate is arranged in the accommodating space, at least two lifters are arranged on one side of the lifting plate, which is away from the box cover, the lifting end of each lifter is respectively connected with the lifting plate, and the lifting direction of each lifter is vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111228590.XA CN113984301A (en) | 2021-10-21 | 2021-10-21 | Detection device for lung function instrument calibration barrel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111228590.XA CN113984301A (en) | 2021-10-21 | 2021-10-21 | Detection device for lung function instrument calibration barrel |
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| CN113984301A true CN113984301A (en) | 2022-01-28 |
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| CN202111228590.XA Pending CN113984301A (en) | 2021-10-21 | 2021-10-21 | Detection device for lung function instrument calibration barrel |
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