CN111887851B

CN111887851B - Student's physique test is with lung capacity tester of being convenient for change filter tip

Info

Publication number: CN111887851B
Application number: CN202010801974.5A
Authority: CN
Inventors: 胡超; 董凤鸣; 黄晓州
Original assignee: Wenzhou Medical University
Current assignee: Wenzhou Medical University
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2022-07-12
Anticipated expiration: 2040-08-11
Also published as: CN111887851A

Abstract

The invention discloses a vital capacity tester with a filter tip convenient to replace for student physique test, which comprises a display, a gas transmission pipe and a blowing mechanism, wherein the blowing mechanism comprises a test handle, an outer barrel is sleeved outside an air inlet of the test handle, a connecting rod is hinged to the right side of the outer barrel, a push rod is hinged to the right end of the connecting rod, a fixing sleeve is sleeved in the middle of the push rod, the bottom end of the fixing sleeve is fixedly connected with the test handle, a pressing sheet is fixedly connected to the right end of the push rod, a containing mechanism is fixedly connected to the front side of the display, filter covers are arranged at the top end of the blowing mechanism and inside the containing mechanism, and a wire binding mechanism is fixedly connected to the surface of the display. The invention improves the efficiency of replacing the filter tip by a user, shortens the time for one-man test, can conveniently arrange the air transmission pipe and ensures that the air transmission pipe is in a well-ordered state.

Description

Student's physique test is with lung capacity tester of being convenient for change filter tip

Technical Field

The invention relates to the technical field of vital capacity testers, in particular to a vital capacity tester with a filter tip convenient to replace for student physique test.

Background

Along with the continuous development of social economy, people pay more and more attention to health, students are the tripod force pillar for the future social development of a country and a nation, therefore, people not only hope to improve the cultural class achievement of students, but also pay more attention to the improvement of physical quality of the students, in order to respond to the ever-called demands of all circles of society, various machines for physical fitness tests are continuously popularized by many schools, for example, a vital capacity tester, which is one of the most common devices in the health tests of the students, is used for measuring the lung ventilation function and reflecting the volume and the expansion capacity of the lung of a human body, and during testing, whether the lung function of the students is normal or not is judged by observing the numerical values on the tester, and the size of the numerical values is related to the age, the sex, the height, the weight, the chest circumference and the physical exercise degree;

at present, the spirometric tester function on the market is long respectively, with respect to prior art, the filter tip of at first testing is put usually in the wrapping bag, when the tester changes the filter tip, need take out the filter tip in the wrapping bag, it is very inconvenient, the required time of single test has been prolonged, and everyone touches the filter tip in the wrapping bag, cause cross infection easily, and the tester need extract it when taking off the filter tip, throw into the garbage bin again, waste time and energy equally, it is not convenient enough, it is longer when leading to single test to use, it is low to test collective efficiency, and, when the tester is idle, cable on the tester often pulls subaerial, it is comparatively troublesome to put in order, cause pollution and damage easily, very influence user's use and experience.

Disclosure of Invention

The invention aims to provide a vital capacity tester convenient for replacing a filter tip for student physique test, and aims to solve the problems that when the filter tip is replaced, the filter tip needs to be taken out of a packaging bag, the operation is very inconvenient, the time required by single test is prolonged, everyone touches the filter tip in the packaging bag, cross infection is easily caused, a tester needs to pull out the filter tip when taking the filter tip off and then throws the filter tip into a garbage can, time and labor are wasted, the time and labor are long for single test, the efficiency is low during collective test, and when the tester is idle, cables on the tester are often dragged on the ground, the arrangement is troublesome, and pollution and damage are easily caused.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a student's physique test is with vital capacity tester convenient to change filter tip, includes that display, biography trachea and blowing mechanism constitute vital capacity tester main part, blowing mechanism includes test handle, the outside cover of test handle air inlet is equipped with the urceolus, and the right side of urceolus articulates there is the connecting rod to the right-hand member of connecting rod articulates there is the push rod, the middle part cover of push rod is equipped with fixed cover, and the bottom and the test handle fixed connection of fixed cover, the right-hand member fixedly connected with of push rod presses the piece, the positive fixedly connected with receiving mechanism of display, the top and the inside filter mantle that all is provided with of receiving mechanism of blowing mechanism, the fixed surface of display is connected with the binding mechanism.

Preferably, the inner walls of the left side and the right side of the outer barrel are fixedly connected with first sliding blocks, the left side and the right side of the air inlet of the test handle are provided with first sliding grooves, and the first sliding blocks are inserted into the first sliding grooves.

Preferably, the outer side of the left end of the push rod is sleeved with a first spring, the right end of the first spring is fixedly connected with the fixed sleeve, and the left end of the first spring is fixedly connected with the left end of the push rod.

Preferably, receiving mechanism includes the holding vessel, the transmission storehouse has been seted up to the positive bottom of holding vessel to the inside in transmission storehouse is provided with the gear, the both ends of gear center pin all are connected with the transmission storehouse inner wall through the bearing, the upper and lower both sides of gear are provided with first cutting and second cutting respectively, and first cutting all evenly is provided with the teeth of a cogwheel with one side that the second cutting is close to the gear, first cutting and second cutting all mesh with the gear through the teeth of a cogwheel, the middle part of transmission storehouse front end is inserted and is equipped with the button, the front end and the button fixed connection of second cutting.

Preferably, first cutting and second cutting are close to the equal fixedly connected with second slider in one side of driving storehouse inner wall, the second chute piece has all been seted up on the inner wall of both sides about the driving storehouse, the second slider all inserts and establishes inside the second chute piece.

Preferably, the outside cover of button is equipped with the second spring, and the one end and the transmission storehouse fixed connection of second spring, the other end and the button front end fixed connection of second spring.

Preferably, one side on storage tank top and one side of bottom all articulate has removable cover, the all fixedly connected with rubber fixture block in one side that removable cover is close to each other, the inside that all extends to the storage tank in one side that the rubber fixture block is close to each other.

Preferably, the bunching mechanism includes the wire winding pole, and the fixed surface of one side of wire winding pole and display instrument is connected, the rubber sleeve has been cup jointed on the surface of wire winding pole, the fixed surface of wire winding pole is connected with the connecting block, the fixed surface of connecting block is connected with first splint, one side of first splint is provided with the second splint, one side of first splint is articulated continuous with one side of second splint, fixing slot has been seted up to one side of second splint, the fixed surface of first splint is connected with the fixing clip pole, and one side of fixing clip pole passes fixing slot and extends to fixing slot's outside, one side fixedly connected with triangular block of fixing clip pole, the top fixedly connected with of fixing clip pole holds between the fingers the pole.

Preferably, the mutually close side of the first clamping plate and the second clamping plate is fixedly connected with a rubber pad, and inclined anti-skidding lines are arranged on the surface of the rubber pad.

Compared with the prior art, the invention has the beneficial effects that: the filter tip replacing efficiency of a user is improved, the filter tip replacing efficiency of the user is avoided, the multi-person touch is avoided, the bacterial coverage is reduced, the convenience is improved, the filter cap replacing efficiency of the user is greatly improved, the single-person testing time is shortened, the user can conveniently arrange the air transmission pipe, the air transmission pipe is ensured to be in a well-ordered state when the air transmission pipe is idle, and the user can conveniently store the air transmission pipe;

1. by arranging the air blowing mechanism, after a user finishes testing by using the device, the user firstly needs to align the filter cover on the air blowing mechanism with the garbage can, then the user can hold the testing handle, and then the pressing piece is pressed by fingers, so that the outer barrel is moved, the filter cover is popped out from the air inlet of the testing handle, the user can take the filter cover off the testing handle and discard the used filter cover, the operation process is simple and convenient, the convenience of the user in replacing the filter cover is improved, the efficiency of replacing the filter cover by the user is greatly improved, the single-person testing time is shortened, the time of the integral testing of the user is saved, and the practicability of the device is improved;

2. by arranging the accommodating mechanism, when a user needs to take out the filter cover, the button is pressed to push the second insert, the gear is utilized, the second insert and the first insert move in the opposite direction, after the first insert moves forwards, the filter cover is taken out from the bottom end of the storage tank, the filter cover is prevented from being touched by multiple people, and pollution to the filter cover is avoided, so that the filter cover is ensured to be in a clean and sanitary space, the safety of the user during use is improved, meanwhile, the user is facilitated to take out the filter tip, the convenience of the user during testing is improved, and the testing time of one person is shortened, so that the efficiency of integral testing is improved, and the testing time is saved;

3. by arranging the wire bundling mechanism, after the user finishes the test of the vital capacity, the air transmission pipe can be wound on the rubber sleeve on the surface of the winding rod, the air blowing mechanism is placed on the first clamping plate, the second clamping plate is closed through the articulated shaft, the fixing slot is abutted against the triangular block to drive the fixing clamping rod to be bent, the fixing clamping rod passes through the fixing slot to finish fixing, the air blowing mechanism is fixed on the display through the first clamping plate and the second clamping plate, so that when the user needs to store the device, the air transmission pipe can be conveniently arranged, the air transmission pipe is ensured to be in a well-ordered state when being idle, the air transmission pipe is prevented from being wound into a group, the user can conveniently store the air transmission pipe, the influence on the use of the user due to the winding of the air transmission pipe into the group is avoided, the pollution and damage caused by dragging the air transmission pipe on the ground are avoided, and the protection capability of the air transmission pipe is improved, the use experience of the user is greatly improved.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the structure of the blowing mechanism according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic sectional view of the storage mechanism according to the present invention;

FIG. 5 is an enlarged view of the structure shown at B in FIG. 4 according to the present invention;

FIG. 6 is a schematic sectional view of the wire-tying mechanism according to the present invention;

FIG. 7 is an enlarged view of the structure at C in FIG. 6 according to the present invention;

FIG. 8 is a schematic side view of the structure of the present invention;

fig. 9 is a front view schematically illustrating the structure of the beam line state according to the present invention.

In the figure: 1. a display instrument; 2. a gas transmission pipe; 3. a blowing mechanism; 31. a test handle; 32. An outer cylinder; 33. fixing a sleeve; 34. a push rod; 35. pressing a sheet; 36. a first spring; 37. a connecting rod; 38. a first slider; 39. a first chute; 4. a storage mechanism; 41. a storage tank; 42. A transmission bin; 43. a gear; 44. a first cutting; 45. a second slip; 46. a button; 47. A second spring; 48. a removable cover plate; 49. a rubber clamping block; 410. a second slider; 411. a second chute; 5. a filter housing; 6. a wire bundling mechanism; 61. a wire winding rod; 62. a rubber sleeve; 63. a first splint; 64. a second splint; 65. fixing the slot; 66. fixing the clamping rod; 67. a triangular block; 68. pinching a rod; 69. a rubber pad; 610. and (4) connecting the blocks.

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.

Referring to fig. 1-9, an embodiment of the present invention is shown:

the utility model provides a student's physique test is with lung capacity tester convenient to change filter tip, including display 1, pass trachea 2 and blowing mechanism 3 constitution lung capacity tester main part, blowing mechanism 3 includes test handle 31, the outside cover of test handle 31 air inlet is equipped with urceolus 32, and the right side of urceolus 32 articulates there is connecting rod 37, and the right-hand member of connecting rod 37 articulates there is push rod 34, the middle part cover of push rod 34 is equipped with fixed cover 33, and the bottom and the test handle 31 fixed connection of fixed cover 33, the right-hand member fixedly connected with of push rod 34 presses piece 35, the positive fixedly connected with receiving mechanism 4 of display 1, the top and the receiving mechanism 4 inside filter mantle 5 that all is provided with of blowing mechanism 3, the fixed surface of display 1 is connected with wire binding mechanism 6.

Preferably, the first sliding blocks 38 are fixedly connected to inner walls of left and right sides of the outer cylinder 32, the first sliding grooves 39 are formed in left and right sides of the air inlet of the test handle 31, the first sliding blocks 38 are inserted into the first sliding grooves 39, and when the outer cylinder 32 moves, the first sliding blocks 38 move inside the first sliding grooves 39, so that the first sliding blocks 38 limit a moving interval of the outer cylinder 32, and the outer cylinder 32 is prevented from being separated from the test handle 31.

Preferably, the first spring 36 is sleeved outside the left end of the push rod 34, the right end of the first spring 36 is fixedly connected with the fixing sleeve 33, the left end of the first spring 36 is fixedly connected with the left end of the push rod 34, after the press sheet 35 is pressed by a tester, the first spring 36 is stretched by the push rod 34, the press sheet 35 is released by the tester, and the first spring 36 releases resilience force to drive the push rod 34 and the press sheet 35 to reset, so that the outer cylinder 32 resets.

Preferably, the storage mechanism 4 includes a storage tank 41, a transmission bin 42 is disposed at a bottom end of a front surface of the storage tank 41, a gear 43 is disposed inside the transmission bin 42, two ends of a central shaft of the gear 43 are both connected to an inner wall of the transmission bin 42 through bearings, first insertion strips 44 and second insertion strips 45 are disposed at upper and lower sides of the gear 43, and one sides of the first insertion strips 44 and the second insertion strips 45, which are close to the gear 43, are both uniformly provided with gear teeth, the first insertion strips 44 and the second insertion strips 45 are both engaged with the gear 43 through the gear teeth, a button 46 is inserted in a middle portion of a front end of the transmission bin 42, a front end of the second insertion strips 45 is fixedly connected to the button 46, the button 46 is pressed at a bottom end of the storage tank 41, the button 46 drives the second insertion strips 45 to move backward, the second insertion strips 45 drives the gear 43 to rotate through the gear teeth, the gear 43 drives the first insertion strips 44 to move forward through the gear teeth, at this time, the second insertion strips 45 block the interior of the storage tank 41 from below to the second filter housing 5, and first cutting 44 no longer blocks the inside filter mantle 5 of the bottommost of storage tank 41, make the filter mantle 5 of bottommost drop from storage tank 41 bottom and go out, the outside cover of button 46 is equipped with second spring 47, and the one end and the gear box 42 fixed connection of second spring 47, the other end and the button 46 front end fixed connection of second spring 47, after the student loosens button 46, drive button 46 through the resilience force of second spring 47 and reset, make second cutting 45 move forward, make first cutting 44 move backward through the gear 43 linkage simultaneously and reset, the inside a plurality of filter mantles 5 of storage tank 41 wholly drop downwards, the filter mantle 5 of bottommost receives first cutting 44 to block and resumes the normal position.

Preferably, the first inserting strip 44 and the second inserting strip 45 are fixedly connected with the second slider 410 on one side close to the inner wall of the transmission bin 42, the inner walls of the upper side and the lower side of the transmission bin 42 are provided with the second sliding groove blocks 411, the second slider 410 is inserted into the second sliding groove blocks 411, when the first inserting strip 44 and the second inserting strip 45 move inside the transmission bin 42, the moving tracks of the first inserting strip 44 and the second inserting strip 45 are fixed by the second slider 410 inside the transmission bin 42, and the moving stability of the first inserting strip 44 and the second inserting strip 45 is improved.

Preferably, one side of the top end and one side of the bottom end of the storage tank 41 are hinged with movable cover plates 48, one side of each movable cover plate 48, which is close to each other, is fixedly connected with rubber clamping blocks 49, one side of each rubber clamping block 49, which is close to each other, extends into the storage tank 41, the storage tank 41 is sealed through the rubber clamping blocks 49, when a user needs to use the filter cover 5, the movable cover plates 48 are pulled through the hinged shafts to drive the rubber clamping blocks 49 to move out of the storage tank 41, the pollution to the filter cover 5 caused by external dust is avoided when the device is idle, the cleanness of the filter cover 5 is ensured, and the use is convenient.

Preferably, the wire bundling mechanism 6 comprises a winding rod 61, one side of the winding rod 61 is fixedly connected with the surface of the display 1, a rubber sleeve 62 is sleeved on the surface of the winding rod 61, a connecting block 610 is fixedly connected with the surface of the winding rod 61, a first clamping plate 63 is fixedly connected with the surface of the connecting block 610, a second clamping plate 64 is arranged on one side of the first clamping plate 63, one side of the first clamping plate 63 is hinged with one side of the second clamping plate 64, a fixing slot 65 is formed in one side of the second clamping plate 64, a fixing clamping rod 66 is fixedly connected with the surface of the first clamping plate 63, one side of the fixing clamping rod 66 penetrates through the fixing slot 65 and extends to the outside of the fixing slot 65, a triangular block 67 is fixedly connected with one side of the fixing clamping rod 66, a pinching rod 68 is fixedly connected with the top end of the fixing clamping rod 66, after the user completes the test of vital capacity, the air transmission pipe 2 can be wound on the rubber sleeve 62 on the surface of the winding rod 61, place mechanism 3 of will blowing on first splint 63, close second splint 64 through the articulated shaft, make fixing slot 65 contradict triangular block 67, it is crooked to drive fixing clip pole 66, and make fixing clip pole 66 pass fixing slot 65, it is fixed to accomplish, fix mechanism 3 of blowing on display instrument 1 through first splint 63 and second splint 64, thereby make the user when accomodating the device, can be convenient arrange in order trachea 2, guaranteed that trachea 2 is in well-ordered state, convenience of customers's accomodation, avoid trachea 2 to drag and lead to the fact pollution and damage subaerial, the protective capacities to trachea 2 has been promoted.

As preferred, the rubber pad 69 is fixedly connected to the mutually close side of the first clamping plate 63 and the second clamping plate 64, inclined anti-slip lines are arranged on the surface of the rubber pad 69, the air blowing mechanism 3 is protected through the rubber pad 69, the phenomenon that the air blowing mechanism 3 is damaged due to the clamping of the first clamping plate 63 and the second clamping plate 64 is too tight is avoided, the fixing effect of the first clamping plate 63 and the second clamping plate 64 is ensured, and the sliding of the air blowing mechanism 3 is avoided.

The working principle is as follows: firstly, a doctor stacks a plurality of filter covers 5 and puts the filter covers into the storage tank 41 for storage, so that the filter covers can be taken by students, when the students use the device to carry out a vital capacity test, the students can pull the movable cover plate 48 to drive the rubber clamping block 49 to move out of the storage tank 41, then the button 46 can be pressed down to enable the button 46 to extrude the second spring 47 and drive the second insert 45 to move, the second insert 45 drives the gear 43 to rotate, the gear 43 drives the first insert 44 to move, when the first insert 44 and the second insert 45 move in the transmission bin 42, the second slide block 410 in the transmission bin 42 is used for fixing the moving tracks of the first insert 44 and the second insert 45, the moving stability of the first insert 44 and the second insert 45 is improved, at the moment, the second insert 45 blocks the filter covers 5 from the bottom to the top in the storage tank 41, and the first insert 44 does not block the filter covers 5 at the bottom in the storage tank 41 any more, make the filter mantle 5 of the bottommost drop and come out from the storage tank 41 bottom, take the back that finishes, can loosen button 46, drive button 46 through the resilience force of second spring 47 and reset, make second cutting 45 forward movement, make first cutting 44 backward movement reset through the gear 43 linkage simultaneously, a plurality of filter mantles 5 of storage tank 41 inside wholly drop downwards, the filter mantle 5 of the bottommost receives first cutting 44 to block and resumes the normal position.

The user can insert the filter housing 5 who takes out in the inside of test handle 31, then hold test handle 31, and put one of them finger on the surface of pressing piece 35, blow up filter housing 5 and carry out the vital capacity test, after the test, aim at the garbage bin with filter housing 5 on the mechanism of blowing 3, the finger presses down pressing piece 35, the right-hand member that drives connecting rod 37 through push rod 34 moves left, make connecting rod 37 change inclination, promote urceolus 32 upward movement through connecting rod 37, thereby push out filter housing 5 from the air inlet of test handle 31, make filter housing 5 directly be lost in the garbage bin.

After the user finishes using the display device 1, the movable cover plate 48 is closed to enable the rubber clamping block 49 to be clamped into the storage tank 41, so as to seal the storage tank 41, then the air transmission pipe 2 is wound on the rubber sleeve 62 on the surface of the winding rod 61, the air blowing mechanism 3 is placed on the first clamping plate 63, the second clamping plate 64 is pushed to enable the second clamping plate 64 to be closed through the hinged shaft, the fixing slot 65 is enabled to abut against the inclined surface of the triangular block 67, the fixing clamping rod 66 is driven to be bent, the fixing clamping rod 66 penetrates through the fixing slot 65, the second clamping plate 64 is fixed through the abutting of the triangular block 67 on the second clamping plate 64, the first clamping plate 63 and the second clamping plate 64 clamp the air blowing mechanism 3 to complete storage, when the user needs to use the device, the user only needs to press the pinching rod 68 to drive the fixing clamping rod 66 to be bent, the second clamping plate 64 is pulled, so that the fixing clamping rod 66 and the triangular block 67 penetrate through the fixing slot 65, the user can take the air blowing mechanism 3 for use.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a student's physique test is with lung capacity tester of being convenient for change filter tip, includes that display instrument (1), biography trachea (2) and blowing mechanism (3) constitute lung capacity tester main part, its characterized in that: the air blowing mechanism (3) comprises a testing handle (31), an outer barrel (32) is sleeved on the outer side of an air inlet of the testing handle (31), a connecting rod (37) is hinged to the right side of the outer barrel (32), a push rod (34) is hinged to the right end of the connecting rod (37), a fixing sleeve (33) is sleeved in the middle of the push rod (34), the bottom end of the fixing sleeve (33) is fixedly connected with the testing handle (31), a pressing piece (35) is fixedly connected to the right end of the push rod (34), a containing mechanism (4) is fixedly connected to the front of the display instrument (1), a filter cover (5) is arranged at the top end of the air blowing mechanism (3) and inside the containing mechanism (4), and a wire bundling mechanism (6) is fixedly connected to the surface of the display instrument (1);

storage mechanism (4) are including holding vessel (41), driving bin (42) have been seted up to the positive bottom of holding vessel (41) to the inside of driving bin (42) is provided with gear (43), the both ends of gear (43) center pin all are connected with driving bin (42) inner wall through the bearing, the upper and lower both sides of gear (43) are provided with first cutting (44) and second cutting (45) respectively, and just one side that first cutting (44) and second cutting (45) are close to gear (43) all evenly is provided with the teeth of a cogwheel, first cutting (44) and second cutting (45) all mesh with gear (43) through the teeth of a cogwheel, the middle part of driving bin (42) front end is inserted and is equipped with button (46), the front end and the button (46) fixed connection of second cutting (45).

2. The vital capacity tester with the filter tip convenient to replace for student physique test of claim 1, wherein: all fixedly connected with first slider (38) on the inner wall of urceolus (32) left and right sides, first spout (39) have all been seted up to the left and right sides of test handle (31) air inlet, first slider (38) all insert and establish inside first spout (39).

3. The vital capacity tester with the filter tip convenient to replace for student physique test of claim 1, wherein: the outer side of the left end of the push rod (34) is sleeved with a first spring (36), the right end of the first spring (36) is fixedly connected with the fixed sleeve (33), and the left end of the first spring (36) is fixedly connected with the left end of the push rod (34).

4. The vital capacity tester with the filter tip convenient to replace for student physique test of claim 1, wherein: first cutting (44) and second cutting (45) are close to one side of transmission storehouse (42) inner wall and all fixedly connected with second slider (410), second spout piece (411) have all been seted up on the inner wall of transmission storehouse (42) upper and lower both sides, second slider (410) all insert and establish inside second spout piece (411).

5. The vital capacity tester with the filter tip convenient to replace for student physique test of claim 1, characterized in that: the outside cover of button (46) is equipped with second spring (47), and the one end and the transmission storehouse (42) fixed connection of second spring (47), the other end and the button (46) front end fixed connection of second spring (47).

6. The vital capacity tester with the filter tip convenient to replace for student physique test of claim 1, wherein: one side on storage tank (41) top and one side of bottom all articulate has removable cover (48), the one side that removable cover (48) are close to each other all fixedly connected with rubber fixture block (49), the inside of storage tank (41) is all extended to the one side that rubber fixture block (49) are close to each other.

7. The vital capacity tester with the filter tip convenient to replace for student physique test of claim 1, wherein: the wire bundling mechanism (6) comprises a wire winding rod (61), one side of the wire winding rod (61) is fixedly connected with the surface of the display instrument (1), a rubber sleeve (62) is sleeved on the surface of the wire winding rod (61), a connecting block (610) is fixedly connected with the surface of the wire winding rod (61), a first clamping plate (63) is fixedly connected with the surface of the connecting block (610), a second clamping plate (64) is arranged on one side of the first clamping plate (63), one side of the first clamping plate (63) is hinged and connected with one side of the second clamping plate (64), a fixing slot (65) is formed in one side of the second clamping plate (64), a fixing clamping rod (66) is fixedly connected with the surface of the first clamping plate (63), one side of the fixing clamping rod (66) penetrates through the fixing slot (65) and extends to the outside of the fixing slot (65), and a triangular block (67) is fixedly connected with one side of the fixing clamping rod (66), the top end of the fixed clamping rod (66) is fixedly connected with a pinching rod (68).

8. The vital capacity tester with the filter tip convenient to replace for student physique test of claim 7, wherein: the anti-skidding clamp is characterized in that one side, close to each other, of the first clamping plate (63) and the second clamping plate (64) is fixedly connected with a rubber pad (69), and oblique anti-skidding lines are formed in the surface of the rubber pad (69).