CN216793126U

CN216793126U - Auxiliary teaching aid for pulmonary function examination

Info

Publication number: CN216793126U
Application number: CN202123251757.2U
Authority: CN
Inventors: 王亚杰
Original assignee: Luohe First Peoples Hospital
Current assignee: Luohe First Peoples Hospital
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-06-21
Anticipated expiration: 2031-12-22

Abstract

A lung function examination auxiliary teaching aid effectively solves the problems that the prior auxiliary teaching aid is inconvenient to operate and can not control the air blowing time before demonstration; the control box comprises a control box, wherein the left end of the control box is detachably connected with an arc-shaped box with a forward opening, the upper side and the lower side in the arc-shaped box are respectively connected with an L-shaped sliding rod in a sliding manner, the two sliding rods can move oppositely or oppositely, the front ends of the two sliding rods respectively extend out of the arc-shaped box and are provided with clamping plates, the two clamping plates are symmetrical up and down, the control box is internally connected with a sliding plate in the up-and-down direction in a sliding manner, the right end of the sliding plate is provided with a T-shaped groove with a right opening, the right end of the control box is rotatably connected with a square box through a rotary drum in the left-and-right axial direction, a hourglass is arranged in the square box, the joint of the hourglass is connected with a check block capable of shielding the hourglass in a sliding manner, the left end of the check block penetrates through the hourglass and is provided with a T-shaped connecting rod, the left end of the connecting rod extends into the control box and is connected with the T-shaped groove in a sliding manner, and the right end of the control box is communicated with an air blowing pipe; the utility model has the advantages of ingenious structure and convenient use.

Description

Auxiliary teaching aid for pulmonary function examination

Technical Field

The utility model relates to the technical field of respiration departments, in particular to an auxiliary teaching aid for pulmonary function examination.

Background

At present, pulmonary function examination is one of necessary examinations of respiratory system diseases, important guiding significance is provided for evaluating the pulmonary function in aspects of operation tolerance or labor intensity tolerance, monitoring of critically ill patients and the like, quality control qualified pulmonary function examination requires good cooperation of patients, training of pulmonary function operation needs to be carried out on the patients before pulmonary function examination, expiration training needs to be carried out on the patients in the training process, the patients need to hold nostrils with a hand during expiration, the patients need to hold the trachea with the other hand for continuous blowing for more than 6s, operation is inconvenient, blowing time cannot be mastered, and demonstration effect is poor.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to overcome the defects of the prior art, the utility model aims to provide an auxiliary teaching aid for pulmonary function examination, which effectively solves the problems that the prior auxiliary teaching aid is inconvenient to operate and cannot control the air blowing time before demonstration.

The technical scheme includes that the control box comprises a control box, the left end of the control box is detachably connected with an arc-shaped box with a forward opening, the upper side and the lower side in the arc-shaped box are respectively connected with L-shaped slide bars in a sliding mode, the two slide bars can move oppositely or oppositely, the front ends of the two slide bars respectively extend out of the arc-shaped box and are provided with clamp plates, the two clamp plates are symmetrical up and down, slide plates in the up-and-down direction are connected in the control box in a sliding mode, a T-shaped groove with a rightward opening is formed in the right end of each slide plate, the right end of the control box is connected with a square box through rotation of a rotary drum in the left-and-right axial direction, a hourglass is arranged in the square box, a check block capable of shielding the hourglass is connected at the joint of the hourglass in a sliding mode, the left end of the check block penetrates through the hourglass and is provided with a T-shaped connecting rod, the left end of the connecting rod extends into the control box and is connected with the T-shaped groove in a sliding mode, and the right end of the control box is communicated with an air blow pipe.

The nasal clamp is ingenious in structure and convenient to use, the nostrils of a patient can be clamped conveniently, the air blowing time can be reflected visually, and the demonstration effect is better.

Drawings

Fig. 1 is an isometric view of the present invention.

FIG. 2 is a front elevational perspective view, in full section, of the present invention.

Fig. 3 is a cut-away left isometric view of the present invention.

Figure 4 is a cutaway top isometric view of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

The multifunctional electric water heater is characterized by being provided by figures 1 to 4 and comprising a control box 1, the left end of the control box 1 is detachably connected with an arc-shaped box 2 with a forward opening, the upper side and the lower side in the arc-shaped box 2 are respectively connected with an L-shaped slide bar 3 in a sliding manner, the two slide bars 3 can move oppositely or back to back, the front ends of the two slide bars 3 respectively extend out of the arc-shaped box 2 and are provided with clamp plates 4, the two clamp plates 4 are vertically symmetrical, the control box 1 is internally connected with a slide plate 5 in the vertical direction in a sliding manner, a T-shaped groove with an opening facing right is formed in the right end of the slide plate 5, the right end of the control box 1 is connected with a square box 6 in a rotating manner through a left-right axial rotary drum, a hourglass 7 is arranged in the square box 6, a baffle 8 capable of shielding the hourglass 7 is slidably connected with the junction of the hourglass 7, the left end of the baffle 8 penetrates through the hourglass 7 and is provided with a T-shaped connecting rod 9, the left end of the connecting rod 9 extends into the control box 1 and is slidably connected with the T-shaped groove, and the control box 1 is communicated with an air blowing pipe 10.

In order to enable the two slide bars 3 to move oppositely or back to back, the back ends of the two slide bars 3 are respectively connected with the inner wall of the arc box 2 through a pressure spring, a rotating shaft 11 which is positioned between the two slide bars 3 and is axial left and right is connected in the arc box 2 in a rotating manner, the left end of the rotating shaft 11 extends out of the arc box 2, an oval cam 12 is coaxially arranged at the right end of the rotating shaft 11, and the opposite surfaces of the two slide bars 3 are in contact with the outer edge surface of the cam 12.

In order to realize dismantling and connecting control box 1 and

arc box

2, 2 right-hand member four corners departments of arc box all be equipped with the sucking disc, the sucking disc can adsorb at 1 left end of control box.

In order to carry out spacingly to square box 6, control box 1 right side wall about both sides seted up the spacing groove 14 that the opening is right respectively, two spacing grooves 14 are symmetrical about the centre of a circle of pivot 11, the spacing axle 15 of axial and T shape about square box 6 sliding connection has, spacing axle 15 right-hand member runs through square box 6, the cover is equipped with the extension spring that is located between its ladder face and square box 6 on the spacing axle 15, spacing axle 15 left end runs through square box 6 and can insert spacing inslot 14.

In order to reset the sliding plate 5, the left end of the sliding plate 5 is connected with the inner wall of the control box 1 through a plurality of springs.

In order to facilitate observation of expiration time, the square box 6 and the hourglass 7 are made of transparent materials.

When the sand box is used, the time required for the sand in the hourglass 7 to completely flow into the lower side from the upper side is set to be 6 seconds, the arc-shaped box 2 is adsorbed on the control box 1 through the sucking disc in the initial state, the distance between the opposite surfaces of the two clamping plates 4 is the minimum, and the stop block 8 is positioned at the joint of the hourglass 7; when a patient needs to do exhalation exercise, the arc-shaped box 2 is taken down from the control box 1, the rotating shaft 11 and the rotating shaft 11 are rotated clockwise to drive the cam 12 to rotate clockwise, the opposite surfaces of the two slide bars 3 are kept in contact with the outer edge surface of the cam 12, so that the two slide bars 3 are driven to move back to back and compress the pressure spring, the two slide bars 3 respectively drive the clamping plates 4 on the corresponding sides to move back to back, when the distance between the two clamping plates 4 is proper, the nose of the patient is placed between the two clamping plates 4, the rotating shaft 11 is loosened, the two slide bars 3 are made to slide relatively under the action force of the pressure spring, the two slide bars 3 respectively drive the clamping plates 4 on the corresponding sides to move relatively to clamp the nostril of the patient, and the patient can only breathe through the mouth at the moment;

then, performing expiration exercise, wherein a patient blows air into the air blowing pipe 10, the sliding plate 5 slides to the left in the control box 1 and compresses the spring, the sliding plate 5 drives the stop block 8 to move to the left through the T-shaped groove and the connecting rod 9, the stop block 8 does not block the hourglass 7, sand on the upper side of the hourglass 7 flows into the lower side of the hourglass, when the sand on the upper side of the hourglass 7 flows into the lower side of the hourglass, the air blowing is shown to reach 6 seconds, one-time air blowing exercise is completed, the mouth of the patient leaves the air blowing pipe 10 after air blowing is stopped, air in the control box 1 is discharged through the air blowing pipe 10, meanwhile, the sliding plate 5 drives the stop block 8 to move to the right to an initial position through the T-shaped groove and the connecting rod 9 under the action of the spring, and the hourglass 7 on the upper side and the lower side are in a non-connected state;

pulling the limiting shaft 15 rightwards and stretching the tension spring, enabling the limiting shaft 15 to move out of the limiting groove 14 rightwards, then enabling the limiting shaft 15 to rotate 180 clockwise, enabling the limiting shaft 15 to drive the square box 6 and the hourglass 7 to rotate 180 clockwise around the rotating cylinder, enabling the hourglass 7 to drive the connecting rod 9 to rotate 180 clockwise in the T-shaped groove through the stop block 8, enabling the hourglass 7 with one side of the sand to be located above, loosening the limiting shaft 15, enabling the limiting shaft 15 to be inserted into the limiting groove 14 on the lower side leftwards under the acting force of the tension spring, then enabling a patient to continue air blowing practice, repeating the above process can enable the patient to repeatedly conduct air blowing practice, after the practice is finished, rotating the rotating shaft 11 clockwise, when the distance between the two clamping plates 4 is proper, taking the arc-shaped box 2 down from the patient, and enabling the arc-shaped box 2 to be adsorbed on the left side of the control box 1 through the sucker.

The utility model has simple structure, convenient operation, novel conception and strong practicability, is provided with the arc-shaped box, the cam, the slide rod and the clamping plates, can adjust the distance between the two clamping plates by rotating the cam, is convenient for clamping the nostrils of a patient, and ensures that the demonstration effect of the expiratory training is better.

Claims

1. A lung function examination auxiliary teaching aid comprises a control box (1), and is characterized in that the left end of the control box (1) is detachably connected with an arc-shaped box (2) with a forward opening, the upper side and the lower side in the arc-shaped box (2) are respectively connected with an L-shaped slide bar (3) in a sliding manner, the two slide bars (3) can move oppositely or back to back, the front ends of the two slide bars (3) respectively extend out of the arc-shaped box (2) and are provided with clamp plates (4), the two clamp plates (4) are vertically symmetrical, a vertical slide plate (5) is connected in the control box (1) in a sliding manner, the right end of the slide plate (5) is provided with a T-shaped groove with a right opening, the right end of the control box (1) is connected with a square box (6) through a left-right axial rotary drum in a rotating manner, a hourglass (7) is arranged in the square box (6), a stop dog (8) capable of shielding the hourglass (7) is connected in a sliding manner, the left end of the stop dog (8) penetrates through the hourglass (7) and is provided with a T-shaped connecting rod (9), the left end of the connecting rod (9) extends into the control box (1) and is connected with the T-shaped groove in a sliding mode, and the right end of the control box (1) is communicated with an air blowing pipe (10).

2. The auxiliary teaching aid for lung function examination according to claim 1, wherein the two opposite ends of the slide bars (3) are respectively connected with the inner wall of the arc box (2) through a pressure spring, a rotating shaft (11) which is positioned between the two slide bars (3) and has the left and right axial directions is rotatably connected in the arc box (2), the left end of the rotating shaft (11) extends out of the arc box (2), an oval cam (12) is coaxially arranged at the right end of the rotating shaft (11), and the opposite surfaces of the two slide bars (3) are in contact with the outer edge surface of the cam (12).

3. A lung function examination assistant teaching aid according to claim 1, characterized in that four corners of the right end of the arc-shaped box (2) are provided with suckers which can be adsorbed at the left end of the control box (1).

4. The auxiliary teaching aid for pulmonary function examination according to claim 1, wherein the upper and lower sides of the right side wall of the control box (1) are respectively provided with a limiting groove (14) with an opening facing right, the two limiting grooves (14) are vertically symmetrical about the center of a circle of the rotating shaft (11), a left and right axial and T-shaped limiting shaft (15) is slidably connected in the square box (6), the right end of the limiting shaft (15) penetrates through the square box (6), the limiting shaft (15) is sleeved with a tension spring positioned between the step surface and the square box (6), and the left end of the limiting shaft (15) penetrates through the square box (6) and can be inserted into the limiting groove (14).

5. A lung function examination assistant teaching aid according to claim 1, characterized in that the left end of the sliding plate (5) is connected with the inner wall of the control box (1) through a plurality of springs.

6. A lung function test auxiliary teaching aid according to claim 1, characterized in that the square box (6) and the hourglass (7) are made of transparent materials.