CN219941395U

CN219941395U - Portable sputum aspirator

Info

Publication number: CN219941395U
Application number: CN202321550331.3U
Authority: CN
Inventors: 周菊
Original assignee: Second Peoples Hospital of Yibin
Current assignee: Second Peoples Hospital of Yibin
Priority date: 2023-06-18
Filing date: 2023-06-18
Publication date: 2023-11-03
Anticipated expiration: 2033-06-18

Abstract

The utility model discloses a portable sputum aspirator, which comprises a sputum aspirator main body, wherein the sputum aspirator main body is in threaded connection with one end of a mounting cylinder, a negative pressure air bag is arranged in the sputum aspirator main body, the top end of a bottom gear is in meshed connection with the bottom end of a transmission gear, the transmission gear is rotatably arranged in the mounting cylinder through a central rotating shaft, a top gear is fixed at the center of a top shaft, the top shaft is rotatably arranged in the middle part of the inner side of the mounting cylinder, driving gears are fixed on two sides of the center of the top shaft, the top end of each driving gear is connected with the bottom surface of a horizontal part of a push plate, and the vertical part of the push plate is fixedly connected with the tail end of the negative pressure air bag. This portable sputum aspirator adopts novel structural design, only needs the finger to remove by a small margin, can operate horizontal extrusion mechanism and compress by a wide margin to negative pressure gasbag, produces great negative pressure in the twinkling of an eye, promotes sputum suction effect by a wide margin, and is more laborsaving moreover, can conveniently restore to the throne simultaneously, can carry out quick and continuous sputum suction operation by one hand.

Description

Portable sputum aspirator

Technical Field

The utility model relates to the technical field of sputum aspirator, in particular to a portable sputum aspirator.

Background

The sputum aspirator is a medical auxiliary apparatus for carrying out routine sputum aspiration, tracheotomy and other treatments on sick and wounded, and the common sputum aspirator is divided into a multifunctional electric sputum aspirator and a simple manual sputum aspirator, and the simple manual sputum aspirator is suitable for household emergency sputum aspiration rescue and has the characteristics of no power supply, small volume, light weight, large attractive force, compact structure, convenient carrying, low cost, firmness, durability and the like.

In the prior simple sputum aspirator, as disclosed in the patent of the utility model of the Chinese patent entitled portable manual sputum aspirator with publication number of CN215460634U, a user directly operates a handle to drive a push rod and a piston to move so as to realize negative pressure sputum aspiration, but the stroke of the handle to drive the push rod and the piston to horizontally move is required to be longer, the later half stroke resistance is larger, the convenient single-hand operation cannot be realized, and the quick and continuous sputum aspiration operation cannot be realized in a labor-saving manner. It is desirable to design a portable sputum aspirator to address the above-described problems.

Disclosure of Invention

The utility model aims to provide a portable sputum aspirator, which aims to solve the problems that in the prior art, an operation handle is required to drive a push rod and a piston to horizontally move for a long stroke, the resistance of the latter half stroke is large, the convenient single-hand operation cannot be realized, and the rapid and continuous sputum aspiration operation cannot be realized in a labor-saving manner.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a portable sputum aspirator, includes sputum aspirator main part, sputum aspirator main part and installation section of thick bamboo one end threaded connection, install negative pressure gasbag in the sputum aspirator main part, the rotation of installation section of thick bamboo inboard bottom has the lower shaft, the lower shaft both ends are connected fixedly with the operation handle top, the lower gear is installed to the lower shaft center, the lower gear top is connected with the meshing of drive gear bottom, the drive gear passes through the center pivot rotation to be installed in the installation section of thick bamboo, the drive gear top is connected with top gear bottom meshing, the top gear is fixed at top axle center, top axle rotation installs in the inboard middle part of installation section of thick bamboo, top axle center both sides are fixed with drive gear, the drive gear top is connected with push pedal horizontal part bottom surface, push pedal perpendicular part is fixed with negative pressure gasbag end-to-end connection.

Preferably, the diameter of the bottom gear is larger than the diameter of the drive gear, which is larger than the diameter of the top gear.

Preferably, the diameter of the driving gear is 2 times larger than that of the top gear, the top end of the driving gear is in meshed connection with a tooth convex structure densely arranged on the bottom surface of the horizontal part of the push plate, and the driving gears are symmetrically distributed about the push plate.

Preferably, the front view of the push plate is L-shaped, the vertical part of the push plate is arranged in a disc shape, and the center of the vertical part of the push plate and the centers of the sputum aspirator main body, the mounting cylinder and the negative pressure air bag are positioned on the same horizontal straight line.

Preferably, the bottom of the tail end of the horizontal part of the push plate is fixedly provided with a vertical plate, a stabilizing hole is formed in the vertical plate, a stabilizing rod is installed in the stabilizing hole in a penetrating mode, one end of the stabilizing rod is fixedly connected with the tail end of the inner side of the installation cylinder, the other end of the stabilizing rod is fixedly provided with a reset spring, and the tail end of the reset spring is fixedly connected with one side of the vertical plate.

Preferably, the stabilizer bar is in sliding connection with the stabilizer hole, the front view of the stabilizer bar is in a shape of T, and the stabilizer bar is symmetrically distributed about the center of the mounting cylinder.

Compared with the prior art, the utility model has the beneficial effects that: the portable sputum aspirator adopts a novel structural design, and can operate the horizontal extrusion mechanism to compress the negative pressure air bag greatly only by small movement of fingers, so that larger negative pressure is generated instantaneously, the sputum aspiration effect is greatly improved, the sputum aspirator is more labor-saving, and meanwhile, the sputum aspirator can be reset conveniently and quickly, and can be operated by one hand for aspiration of sputum rapidly and continuously;

1. the bottom shaft and the bottom gear are driven to rotate through a single-hand pressing operation, the diameter difference between the bottom gear and the transmission gear is utilized to drive the transmission gear to rotate rapidly, the top gear is driven by the transmission gear, the top shaft can drive the driving gear to rotate more rapidly, meanwhile, the driving gear with larger diameter is utilized to drive the push plate to horizontally move for a long distance in a short time, the negative pressure air bag is extruded rapidly, large negative pressure is generated instantaneously, and the negative pressure sputum suction effect is improved;

2. the vertical plate moves horizontally along the stabilizer bar synchronously, carries out relative sliding along the stabilizer bar with the stabilizing hole, stabilizes and limits the push plate, ensures that the push plate only moves horizontally and linearly, does not shake and shifts, enables an operator to release an operation handle through the reset spring, enables the vertical plate and the push plate to move horizontally and reset rapidly, and drives the bottom gear, the bottom shaft and the operation handle to rotate and reset rapidly in a reverse mode through the driving gear, the top gear and the transmission gear, so that the sputum suction operation is convenient to continuously carry out.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of a mounting cartridge of the present utility model;

FIG. 3 is a schematic side view of the bottom, drive, top and drive gears of the present utility model;

FIG. 4 is a schematic side sectional view of the junction of the stabilizer hole and the stabilizer bar of the present utility model.

In the figure: 1. a sputum aspirator body; 2. a mounting cylinder; 3. a negative pressure air bag; 4. a bottom shaft; 5. an operating handle; 6. a bottom gear; 7. a transmission gear; 8. a top gear; 9. a top shaft; 10. a drive gear; 11. a push plate; 12. a vertical plate; 13. a stabilizing hole; 14. a stabilizer bar; 15. and a return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the portable sputum aspirator comprises a sputum aspirator main body 1, a mounting cylinder 2, a negative pressure air bag 3, a bottom shaft 4, an operating handle 5, a bottom gear 6, a transmission gear 7, a top gear 8, a top shaft 9, a driving gear 10, a push plate 11, a vertical plate 12, a stabilizing hole 13, a stabilizing rod 14 and a return spring 15, wherein the sputum aspirator main body 1 is in threaded connection with one end of the mounting cylinder 2, the negative pressure air bag 3 is fixed in the sputum aspirator main body 1, the bottom shaft 4 is installed at the bottom of the inner wall of the mounting cylinder 2, and the bottom shaft 4 is fixedly connected with the top of the operating handle 5;

when the device is used, an operator holds the vertical handle at the bottom of the installation cylinder 2 in fig. 1 by one hand, fingers are attached to the operation handle 5, the operation handle 5 is pressed properly, the operation handle 5 in fig. 2 rotates anticlockwise by taking the bottom shaft 4 as the center, and the bottom gear 6 is driven to rotate anticlockwise synchronously;

the bottom shaft 4 is fixedly provided with a bottom gear 6 at the center, the bottom gear 6 is meshed with a transmission gear 7, the transmission gear 7 is meshed with a top gear 8 by being arranged in the middle of the mounting cylinder 2, the diameter of the bottom gear 6 is larger than that of the transmission gear 7, the diameter of the transmission gear 7 is larger than that of the top gear 8, when the bottom gear 6 rotates, the top gear 8 can be driven to rotate in the same direction but faster through the transmission gear 7 by the structural design, the top gear 8 is arranged at the center of the top shaft 9, the top shaft 9 is rotatably arranged in the middle of the inner side of the mounting cylinder 2, driving gears 10 are arranged at two sides of the center of the top shaft 9, the top ends of the driving gears 10 are connected with a push plate 11, the diameter of the driving gears 10 is larger than 2 times that of the top gear 8, the top ends of the driving gears 10 are in meshed connection with a tooth convex structure densely arranged on the bottom surface of the horizontal part of the push plate 11, the driving gear 10 is symmetrically distributed about the push plate 11, when the top gear 8 and the driving gear 10 perform rotational movement with the same angular speed, the linear speed of the edge tooth convex structure of the driving gear 10 is higher, so that the driving gear 10 can drive the push plate 11 to rapidly perform horizontal movement, the vertical part of the push plate 11 is fixedly connected with the tail end of the negative pressure air bag 3, the front view shape of the push plate 11 is L-shaped, the vertical part of the push plate 11 is arranged into a disc shape, the center of the vertical part of the push plate 11 is positioned on the same horizontal line with the centers of the sputum aspirator main body 1, the mounting cylinder 2 and the negative pressure air bag 3, and the negative pressure air bag 3 can be stably extruded by the structural design when the push plate 11 horizontally moves, and the negative pressure air bag 3 cannot work normally or be abnormally worn due to deviation;

the bottom gear 6 drives the transmission gear 7 to rotate clockwise, the transmission gear 7 drives the top gear 8, the top shaft 9 and the driving gear 10 to rotate anticlockwise at a higher speed, the driving gear 10 drives the push plate 11 to move leftwards horizontally along the stabilizing rod 14 by utilizing the meshing connection relation when rotating, the reset spring 15 is compressed, the push plate 11 rapidly and stably extrudes the negative pressure air bag 3 in the horizontal leftwards moving process, the negative pressure air bag 3 discharges internal air in a short time to form negative pressure, a sputum suction tube arranged at the tail end of the sputum aspirator main body 1 in fig. 1 is inserted into the respiratory tract of an emergency person, the operation handle 5 is loosened, the vertical plate 12 drives the push plate 11 to slide rightwards rapidly along the stabilizing rod 14 under the elastic force of the reset spring 15, meanwhile, the vertical plate 12 drives the right end of the negative pressure air bag 3 to move rightwards rapidly, and the negative pressure passes through the sputum suction tube arranged at the tail end of the sputum aspirator main body 1 to be sucked into a stock bottle arranged at the bottom of the sputum aspirator main body 1;

at this time, the operation handle 5 is rotated and reset, the negative pressure air bag 3 is also sucked and reset to the state shown in fig. 1 and 2, and the operation handle 5 can be pressed again to rotate so as to perform the sputum sucking operation again;

the end of the push plate 11 is fixedly connected with the top end of the vertical plate 12, the vertical plate 12 is horizontally penetrated and provided with the stabilizing hole 13, the inner wall of the stabilizing hole 13 is attached to the stabilizing rod 14, one end of the stabilizing rod 14 is fixedly connected with the other end of the inner side of the mounting cylinder 2, the other end of the stabilizing rod 14 is fixedly connected with one end of the reset spring 15, the other end of the reset spring 15 is fixedly connected with the side surface of the vertical plate 12, the push plate 11 is only horizontally moved, the push plate 11 can be quickly horizontally moved to reset after an operator releases the operation handle 5, the stabilizing rod 14 and the stabilizing hole 13 are in sliding connection, the front view of the stabilizing rod 14 is in a T shape, the stabilizing rod 14 is symmetrically distributed about the center of the mounting cylinder 2, the structural design can not only ensure that the push plate 11 only carries out linear sliding displacement along the stabilizing rod 14, the shaking dislocation of the push plate 11 is avoided, but also the vertical plate 12 and the stabilizing rod 14 can be avoided, and meanwhile, after the operator releases the operation handle 5, the elastic potential energy stored by the reset spring 15 can quickly horizontally move and reset the push plate 11.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portable sputum aspirator, includes sputum aspirator main part (1), its characterized in that: the sputum aspirator is characterized in that the sputum aspirator body (1) is in threaded connection with one end of the installation barrel (2), a negative pressure air bag (3) is installed in the sputum aspirator body (1), a bottom shaft (4) is rotatably installed at the bottom of the inner side of the installation barrel (2), two ends of the bottom shaft (4) are fixedly connected with the top of the operation handle (5), a bottom gear (6) is installed at the center of the bottom shaft (4), the top end of the bottom gear (6) is in meshed connection with the bottom end of the transmission gear (7), the transmission gear (7) is rotatably installed in the installation barrel (2) through a central rotating shaft, the top gear (7) is in meshed connection with the bottom end of the top gear (8), the top gear (8) is fixed at the center of the top shaft (9), driving gears (10) are rotatably installed at the middle of the inner side of the installation barrel (2), the top ends of the driving gears (10) are connected with the bottom surface of the horizontal part of the push plate (11), and the vertical part of the push plate (11) is fixedly connected with the tail end of the negative pressure air bag (3).

2. A portable sputum aspirator according to claim 1, wherein: the diameter of the bottom gear (6) is larger than that of the transmission gear (7), and the diameter of the transmission gear (7) is larger than that of the top gear (8).

3. A portable sputum aspirator according to claim 1, wherein: the diameter of the driving gear (10) is 2 times larger than that of the top gear (8), the top end of the driving gear (10) is in meshed connection with a tooth convex structure densely arranged on the bottom surface of the horizontal part of the push plate (11), and the driving gear (10) is symmetrically distributed about the push plate (11).

4. A portable sputum aspirator according to claim 1, wherein: the front view of the push plate (11) is L-shaped, the vertical part of the push plate (11) is arranged into a disc shape, and the center of the vertical part of the push plate (11) and the centers of the sputum aspirator main body (1), the mounting cylinder (2) and the negative pressure air bag (3) are positioned on the same horizontal straight line.

5. A portable sputum aspirator according to claim 1, wherein: the device is characterized in that a vertical plate (12) is fixedly arranged at the bottom of the tail end of the horizontal part of the push plate (11), a stabilizing hole (13) is formed in the vertical plate (12), a stabilizing rod (14) is installed in the stabilizing hole (13) in a penetrating mode, one end of the stabilizing rod (14) is fixedly connected with the tail end of the inner side of the mounting cylinder (2), a reset spring (15) is fixedly arranged at the other end of the stabilizing rod (14), and the tail end of the reset spring (15) is fixedly connected with one side of the vertical plate (12).

6. A portable sputum aspirator according to claim 5, wherein: the stabilizer bar (14) is in sliding connection with the stabilizer hole (13), the front view shape of the stabilizer bar (14) is in a T shape, and the stabilizer bar (14) is symmetrically distributed about the center of the mounting cylinder (2).