CN110448742B - Wheelchair sputum aspirator - Google Patents
Wheelchair sputum aspirator Download PDFInfo
- Publication number
- CN110448742B CN110448742B CN201910860416.3A CN201910860416A CN110448742B CN 110448742 B CN110448742 B CN 110448742B CN 201910860416 A CN201910860416 A CN 201910860416A CN 110448742 B CN110448742 B CN 110448742B
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- wheelchair
- sputum aspirator
- belt pulley
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 206010036790 Productive cough Diseases 0.000 title claims abstract description 53
- 208000024794 sputum Diseases 0.000 title claims abstract description 53
- 210000003802 sputum Anatomy 0.000 title claims abstract description 52
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
-
- A61M1/0023—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/82—Internal energy supply devices
- A61M2205/8275—Mechanical
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a wheelchair sputum aspirator, which comprises a wheelchair body, a transmission mechanism and a sputum aspirator, wherein the transmission mechanism can transmit the rotating force of the wheelchair in the advancing process to the sputum aspirator, so that a piston in the sputum aspirator reciprocates to form a negative pressure state in a cylinder, thereby realizing the sputum aspirator function.
Description
Technical Field
The invention belongs to the technical field of sputum aspirator, and particularly relates to a wheelchair sputum aspirator.
Background
The wheelchair sputum aspirator is a wheelchair provided with the sputum aspirator, and the existing sputum aspirator mainly comprises an electric multifunctional negative pressure sputum aspirator and a simple manual sputum aspirator, and an operating end is required to be connected with a sputum aspirator tube or a sponge sputum aspirator tube for use. Generally, an electric type sputum aspirator is commonly used, which comprises a power switch and a manual switch, and sputum aspiration and oral care are performed by utilizing a negative pressure principle, but the structure of the electric type sputum aspirator is complex, and the electric type sputum aspirator needs to be electrified for use, and the manual type sputum aspirator needs a user to continuously squeeze an air bag, so that the operation is troublesome.
Disclosure of Invention
The invention aims at: the sputum aspirator for the wheelchair is provided to solve the problem that the traditional sputum aspirator is additionally arranged on the wheelchair, which causes inconvenient operation.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the wheelchair sputum aspirator comprises a wheelchair body, wherein the wheelchair body is provided with a chair frame, wheels and a first rotating shaft, the first rotating shaft is arranged on the chair frame in a supporting way, and the wheels are arranged at two ends of the first rotating shaft;
the transmission mechanism comprises a first belt pulley, a second belt pulley, a third belt pulley, a second rotating shaft, a third rotating shaft, a first gear, a second gear and a connecting rod, wherein the first belt pulley is sleeved on the first rotating shaft, the second belt pulley is connected with the first belt pulley through a belt, the second rotating shaft is connected with the second belt pulley, the third rotating shaft is positioned at one end of the second rotating shaft, the first gear is sleeved on the third rotating shaft, the third belt pulley is coaxial with the second gear, the connecting rod is provided with a first end part and a second end part which are oppositely arranged, the connecting rod is arranged on the chair frame and is provided with a shaft part which can enable the connecting rod to rotate around the shaft part, the first end part of the connecting rod can push the third rotating shaft to enable the third shaft part to be connected with the second rotating shaft, and the first gear can move along with the third rotating shaft and be meshed with the second gear;
the sputum suction mechanism comprises a cylinder, a piston, a crank and an air suction pipe, wherein the crank is connected with the third belt pulley through a belt, one end of the piston is connected with the crank, the other end of the piston is positioned in the cylinder, and the air suction pipe is arranged on the piston.
Further, the air suction pipe is connected with a sputum suction pipe, the sputum suction pipe is detachably connected with the air suction pipe, and a filter screen is arranged at the joint of the sputum suction pipe and the air suction pipe.
Further, the sputum aspirator tube is a rubber hose.
Further, the first gear and the second gear are bevel gears matched with each other.
Further, one end of the third rotating shaft, which is close to the second rotating shaft, is connected through a spline.
Further, a blocking piece is arranged on the chair frame and can block the wheel rotating shaft so as to align the spline of the second rotating shaft with the spline of the third rotating shaft.
Further, an annular poking plate is sleeved on the third rotating shaft, and after the connecting rod rotates, the first end of the connecting rod can push the poking plate to push the third rotating shaft.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
the wheel of the wheelchair body can rotate in the moving process, the second rotating shaft can be connected with the third rotating shaft by pulling the connecting rod, so that the rotating force of the wheel rotating can be transmitted to the third belt pulley, and the piston can reciprocate through the crank connecting rod mechanism, so that a negative pressure state can appear in the piston at intervals, and the sputum of a patient can be sucked out through the air suction pipe.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the present invention.
Reference numerals: 1-chair frame, 2-wheel, 3-first pivot, 4-first belt pulley, 5-second belt pulley, 6-third belt pulley, 7-second pivot, 8-third pivot, 9-first gear, 10-second gear, 11-connecting rod, 12-shaft part, 13-plectrum, 14-cylinder, 15-piston, 16-crank, 17-breathing pipe, 18-sputum aspirator, 19-shelves pole.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a wheelchair sputum aspirator, as shown in figure 1, which comprises a wheelchair body, wherein the wheelchair body is provided with a chair frame 1, wheels 2 and a first rotating shaft 3, the first rotating shaft 3 is arranged on the chair frame 1, the wheels 2 are arranged at two ends of the first rotating shaft 3, and the first rotating shaft 3 can rotate in the moving process of the wheelchair.
The invention is also provided with a transmission mechanism, the transmission mechanism comprises a first belt pulley 4, a second belt pulley 5, a third belt pulley 6, a second rotating shaft 7, a third rotating shaft 8, a first gear 9, a second gear 10 and a connecting rod 11, the first belt pulley 4 is sleeved on the first rotating shaft 3, the second belt pulley 5 is connected with the first belt pulley 4 through a belt, the second rotating shaft 7 is connected with the second belt pulley 5, the first belt pulley 4 is driven to rotate after the first rotating shaft 3 rotates, the second rotating shaft 7 is driven to rotate due to the connection of the first belt pulley 4 and the second belt pulley 5 through the belt, the third rotating shaft 8 is positioned at one end of the second rotating shaft 7, the first gear 9 is sleeved on the third rotating shaft 8, the second gear 10 is matched with the first gear 9, the third pulley 6 is coaxial with the second gear 10, the connecting rod 11 has a first end and a second end which are opposite, the connecting rod 11 is arranged on the chair frame 1, the connecting rod 11 is provided with a shaft part 12 which can rotate the connecting rod 11 around the connecting rod 11, the third rotating shaft 8 is sleeved with a ring-shaped shifting piece 13, therefore, when a user sits on the wheelchair, the connecting rod 11 can be pushed to rotate the connecting rod 11 around the shaft part 12, the first end of the connecting rod 11 can push the shifting piece 13 on the third rotating shaft 8 after rotating around the shaft part 12 so as to connect the third shaft part 12 with the second rotating shaft 7, the distance between the third rotating shaft 8 and the second rotating shaft 7 is set to be shorter, and the rotating track of the connecting rod 11 is circular arc, but the stroke of the connecting rod 11 can be approximately regarded as a straight line in a smaller stroke, therefore, the third pushing a small linear distance after the rotation of the connecting rod 11 can be approximately regarded as that the third rotating shaft 8 can be connected with the second rotating shaft 7, so that the second rotating shaft 7 can also drive the third rotating shaft 8 to rotate after the rotation, the first gear 9 sleeved on the third rotating shaft 8 can also rotate, when the third rotating shaft 8 moves, the first gear 9 is meshed with the second gear 10, the first gear 9 and the second gear 10 can adopt a bevel gear structure, the second gear 10 can also rotate, and the third belt pulley 6 coaxial with the second gear 10 can rotate.
The invention is also provided with a sputum aspirator, the sputum aspirator comprises an air cylinder 14, a piston 15, a crank 16 and an air suction pipe 17, the crank 16 is connected with the third belt pulley 6 through a belt, one end of a rod of the piston 15 is connected with the crank 16, the other end of the rod of the piston 15 is positioned in the air cylinder 14, the air suction pipe 17 is arranged on the piston 15, the third belt pulley 6 enables the crank 16 to rotate through belt transmission, the rod of the piston 15 can be pushed to reciprocate up and down in the air cylinder 14 after the crank 16 rotates, thus negative pressure condition is generated in the air cylinder 14 at intervals, the other end of the air suction pipe 17 is connected with a sputum aspirator 18, the sputum aspirator 18 is detachably connected with the air suction pipe 17, a filter screen is arranged at the joint of the two, the sputum aspirator 18 can realize sputum aspirator function by aligning the throat, and the sputum aspirator 18 can adopt a rubber hose, thereby being convenient for the sputum aspirator 18 to wind up and stack.
In the invention, the second rotating shaft 7 and the third rotating shaft 8 are connected by adopting a spline, so that the external spline and the internal spline of the second rotating shaft 7 and the third rotating shaft 8 are required to be aligned, a stop lever is arranged on the chair frame 1 and can be pushed into the wheel 2, and the wheel 2 of the wheelchair is provided with a plurality of spokes, so that the spokes can be blocked in the stop lever period to block the wheel 2 from rotating, and simultaneously, the internal spline and the external spline of the second rotating shaft 7 and the internal spline of the third rotating shaft 8 are just aligned under the condition that the stop lever blocks the wheel 2 from rotating, so that the connection of the two is facilitated.
The working principle of the invention is as follows:
the wheel of the wheelchair body can rotate in the moving process, the second rotating shaft can be connected with the third rotating shaft by pulling the connecting rod, so that the rotating force of the wheel rotating can be transmitted to the third belt pulley, and the piston can reciprocate through the crank connecting rod mechanism, so that a negative pressure state can appear in the piston at intervals, and the sputum of a patient can be sucked out through the air suction pipe.
Claims (7)
1. A wheelchair sputum aspirator, its characterized in that: comprising
The wheelchair comprises a wheelchair body, a first rotating shaft and a second rotating shaft, wherein the wheelchair body is provided with a chair frame, wheels and the first rotating shaft is arranged on the chair frame, and the wheels are arranged at two ends of the first rotating shaft;
the transmission mechanism comprises a first belt pulley, a second belt pulley, a third belt pulley, a second rotating shaft, a third rotating shaft, a first gear, a second gear and a connecting rod, wherein the first belt pulley is sleeved on the first rotating shaft, the second belt pulley is connected with the first belt pulley through a belt, the second rotating shaft is connected with the second belt pulley, the third rotating shaft is positioned at one end of the second rotating shaft, the first gear is sleeved on the third rotating shaft, the third belt pulley is coaxial with the second gear, the connecting rod is provided with a first end part and a second end part which are oppositely arranged, the connecting rod is arranged on the chair frame and is provided with a shaft part which can enable the connecting rod to rotate around the shaft part, the first end part of the connecting rod can push the third rotating shaft to enable the third shaft part to be connected with the second rotating shaft, and the first gear can move along with the third rotating shaft and be meshed with the second gear;
the sputum suction mechanism comprises a cylinder, a piston, a crank and an air suction pipe, wherein the crank is connected with the third belt pulley through a belt, one end of the piston is connected with the crank, the other end of the piston is positioned in the cylinder, and the air suction pipe is arranged on the piston.
2. The wheelchair sputum aspirator of claim 1, wherein: the suction pipe is connected with a sputum suction pipe, the sputum suction pipe is detachably connected with the suction pipe, and a filter screen is arranged at the joint of the sputum suction pipe and the suction pipe.
3. The wheelchair sputum aspirator of claim 2, wherein: the sputum aspirator tube is a rubber hose.
4. The wheelchair sputum aspirator of claim 1, wherein: the first gear and the second gear are bevel gears which are matched with each other.
5. The wheelchair sputum aspirator of claim 1, wherein: and one ends of the third rotating shaft and the second rotating shaft, which are close to each other, are connected through a spline.
6. The wheelchair sputum aspirator of claim 1, wherein: the chair frame is provided with a baffle plate, and the baffle plate can block the wheel rotating shaft so as to align the splines of the second rotating shaft and the third rotating shaft.
7. The wheelchair sputum aspirator of claim 1, wherein: the third rotating shaft is sleeved with an annular poking piece, and after the connecting rod rotates, the first end of the connecting rod can push the poking piece to push the third rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910860416.3A CN110448742B (en) | 2019-09-11 | 2019-09-11 | Wheelchair sputum aspirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910860416.3A CN110448742B (en) | 2019-09-11 | 2019-09-11 | Wheelchair sputum aspirator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110448742A CN110448742A (en) | 2019-11-15 |
| CN110448742B true CN110448742B (en) | 2024-02-06 |
Family
ID=68491736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910860416.3A Active CN110448742B (en) | 2019-09-11 | 2019-09-11 | Wheelchair sputum aspirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110448742B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402121B (en) * | 2020-11-05 | 2022-02-15 | 武汉大学 | Transfer trolley capable of automatically extruding oxygen pillow |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6910701B1 (en) * | 2002-07-10 | 2005-06-28 | Thomas Long | Wheelchair propulsive mechanism |
| CN108159509A (en) * | 2017-12-26 | 2018-06-15 | 西安交通大学口腔医院 | A kind of automation sputum aspirator |
| CN210812905U (en) * | 2019-09-11 | 2020-06-23 | 刘晓英 | Wheelchair sputum suction device |
-
2019
- 2019-09-11 CN CN201910860416.3A patent/CN110448742B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6910701B1 (en) * | 2002-07-10 | 2005-06-28 | Thomas Long | Wheelchair propulsive mechanism |
| CN108159509A (en) * | 2017-12-26 | 2018-06-15 | 西安交通大学口腔医院 | A kind of automation sputum aspirator |
| CN210812905U (en) * | 2019-09-11 | 2020-06-23 | 刘晓英 | Wheelchair sputum suction device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110448742A (en) | 2019-11-15 |
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