CN215083856U

CN215083856U - Respiratory filter for anesthesia surgery

Info

Publication number: CN215083856U
Application number: CN202120428129.8U
Authority: CN
Inventors: 刘传玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-27
Filing date: 2021-02-27
Publication date: 2021-12-10
Anticipated expiration: 2031-02-27

Abstract

The utility model discloses a respiratory filter for anesthesia surgery belongs to medical instrument technical field. The utility model provides an anesthesia surgery is with breathing filter, includes the upper cover, and upper cover downside threaded connection has the lower cover, and the inside filter core that is equipped with of upper cover, upper cover upper end are equipped with an air inlet section of thick bamboo, and lower fixture block inner wall has set firmly spring A, and the inside lower extreme of annular is equipped with the push rod, and upper cover and lower cover inner wall have all set firmly a plurality of slide rails, the inside slider that is equipped with of slide rail, and the slider end has set firmly spring B, and the slider outer wall has set firmly the closing plate, and the chute has been seted up to the closing plate upper end. The utility model discloses a set up the closing plate and can remove along the slide rail and seal ventilative mouthful under the effect of spring B and slider when not using the device, avoid inhaling to get into and make new filter core receive the pollution. The utility model relates to a rationally, the filter core receives the pollution and then threatens next user's healthy when can effectively prevent the bacterium from ventilative mouthful getting into the device inside.

Description

Respiratory filter for anesthesia surgery

Technical Field

The utility model relates to the technical field of medical equipment, more specifically say, relate to a respiratory filter for anesthesia surgery.

Background

The respiratory filter is a filter used in a respiratory circuit, has functions of biological filtration heating in different degrees and reducing the generation of pure raw water, prevents the collapse of small airways and atelectasis, and can reduce the pollution of microorganisms in the circuit under respiration. Patent document CN211836783U discloses a respiratory filter for anesthesia surgery, which is provided with an insert block, a support rod, a butt block, a return spring, a support spring and a butt rod, so that a worker can easily detach the respiratory filter to replace the filter element inside the respiratory filter. Although the device has more beneficial effects, the following problems still exist: when the filter element is replaced in a hospital, bacteria can enter the inside of the device from the air vent when the device is not used, so that the filter element is polluted, and the health of the next patient can be threatened when the filter element is used next time. In view of this, we propose a respiratory filter for anesthesia surgery.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a respiratory filter for anesthesia surgery to solve the problem that proposes among the above-mentioned background art.

2. Technical scheme

The utility model provides an anesthesia surgery is with breathing filter, includes the upper cover, upper cover downside threaded connection has the lower cover, the inside filter core that is equipped with of upper cover, the upper cover upper end is equipped with an air inlet section of thick bamboo, the lower cover lower extreme is equipped with out a gas section of thick bamboo, air inlet section of thick bamboo and the initial end middle part of a play gas section of thick bamboo have all seted up ventilative mouthful, the annular has all been seted up in air inlet section of thick bamboo and the initial end outside of a play gas section of thick bamboo, the annular inner wall is the equidistant a plurality of movable mouths that have seted up of annular, the inside fixture block that is equipped with of activity mouth, the fixture block inner wall has set firmly spring A, the inside lower extreme of annular is equipped with the push rod, upper cover and lower cover inner wall have all set firmly a plurality of slide rails, the inside slider that is equipped with of slide rail, the slider end has set firmly spring B, the slider outer wall has set firmly the closing plate, the chute has been seted up to the closing plate upper end.

Preferably, the clamping block is in sliding contact with the inner wall of the movable opening, a rubber pad is fixedly arranged on the outer wall of the clamping block, one side of the outer wall of the clamping block is of an inclined structure, and the tail end of the spring A is fixedly connected with the inner wall of the movable opening.

Preferably, the tail end of the push rod penetrates through the inner wall of the annular groove and extends into the chute, and the tail end of the push rod is in pressing contact with the inner wall of the chute.

Preferably, the sealing plate is of a fan-shaped structure, and the outer wall of the sealing plate is in sliding contact with the inner walls of the air inlet cylinder and the air outlet cylinder respectively.

Preferably, the sliding block is connected with the sliding rail in a sliding mode, and the spring B is fixedly connected with one side of the inner wall of the sliding rail.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a set up the closing plate and can not use the device after more new filter core when, utilize spring B to make the slider move to the inboard along the direction of slide rail, the slider removes and can drive the closing plate and remove, thereby a plurality of closing plates remove to be close to each other and can plug up ventilative mouthful, avoid the bacterium to get into, make new filter core receive the pollution, the utility model relates to a rationally, not only can make the device can used repeatedly, can plug up ventilative mouthful automatically when not using the device through the closing plate moreover, avoid dust and bacterium to get into and lead to new filter core to receive the pollution and then threaten next user's healthy.

2. The utility model discloses a set up the fixture block and can reach the annular when inside at intake pipe and outlet duct, through rubber pad extrusion intake pipe and outlet duct inner wall under spring A's effect for the pipeline can be fixed inside the annular, can be when inserting intake pipe and outlet duct insert the annular through setting up the push rod, push rod extrusion chute, a plurality of closing plates pass through slider and slide rail and can open ventilative mouthful automatically under the effect of chute, make gas can get into inside the device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 3 is a schematic structural view of the movable opening of the present invention;

FIG. 4 is a schematic view of a chute structure of the present invention;

the reference numbers in the figures illustrate: 1. an upper cover; 2. a lower cover; 3. a filter element; 4. an air inlet cylinder; 5. an air outlet cylinder; 6. a ventilation opening; 7. a ring groove; 8. a movable opening; 9. a clamping block; 10. a spring A; 11. a push rod; 12. a slide rail; 13. a slider; 14. a spring B; 15. a sealing plate; 16. a chute; 17. and (7) a rubber pad.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides an anesthesia surgery is with breathing filter, including upper cover 1, 1 downside threaded connection of upper cover has lower cover 2, 1 inside filter core 3 that is equipped with of upper cover, 1 upper end of upper cover is equipped with

air inlet tube

4, 2 lower extremes of lower cover are equipped with air outlet tube 5, air inlet tube 4 has all been seted up ventilative mouthful 6 with 5 initial end middle parts of air outlet tube, annular 7 has all been seted up in the 5 initial end outsides of air inlet tube 4 and air outlet tube, 7 inner walls of annular are the annular equidistant a plurality of movable mouths 8 of having seted up, 8 inside fixture blocks 9 that are equipped with of movable mouth, 9 inner walls of fixture blocks have set firmly spring A10, 7 inside lower extremes of annular are equipped with push rod 11, upper cover 1 has all set firmly a plurality of slide rails 12 with 2 inner walls of lower cover, 12 inside is equipped with slider 13, slider 13 end has set firmly spring B14, slider 13 sets firmly the outer wall has closing plate 15, chute 16 has been seted up to closing plate 15 upper end.

Specifically, the fixture block 9 is in sliding contact with the inner wall of the movable opening 8, the rubber pad 17 is fixedly arranged on the outer wall of the fixture block 9, one side of the outer wall of the fixture block 9 is of an inclined structure, and the tail end of the spring A10 is fixedly connected with the inner wall of the movable opening 8.

Furthermore, the tail end of the push rod 11 penetrates through the inner wall of the annular groove 7 and extends into the inclined groove 16, and the tail end of the push rod 11 is in pressing contact with the inner wall of the inclined groove 16.

Still further, the sealing plate 15 is a fan-shaped structure, and the outer wall of the sealing plate 15 is in sliding contact with the inner walls of the air inlet cylinder 4 and the air outlet cylinder 5 respectively.

Furthermore, the slider 13 is slidably connected to the slide rail 12, and the spring B14 is fixedly connected to one side of the inner wall of the slide rail 12.

The working principle is as follows: when the device needs to work, the air inlet pipe of the outer wall is inserted into the annular groove 7, after the end part of the air inlet pipe is inserted into the annular groove 7, the end part of the air inlet pipe can extrude the clamping block 9, the clamping block 9 can extrude the spring A10 under the action of the inclined plane, the air inlet pipe is continuously inserted downwards and can extrude the push rod 11, the push rod 11 descends and can drive the sealing plate 15 through the extrusion chute 16, the sealing plate 15 can move outwards along the direction of the slide rail 12 under the action of the slide block 13, so that the ventilation hole 6 can be opened, when the air inlet pipe is positioned at the lowest end, the clamping block 9 can extrude the inner wall of the air inlet pipe through the rubber pad 17 to fix the air inlet pipe, similarly, the ventilation hole on the air outlet cylinder 5 can be opened when the air outlet pipe is inserted, when the filter element 3 needs to be replaced, the upper cover 1 and the lower cover 2 can be separated through rotating towards the opposite direction, so that the filter element 3 can be taken out and replaced, when need not use the device, extract outside intake pipe and outlet duct from the inside of annular 7, later can make slider 13 move to the inboard along the direction of slide rail 12 under spring B14's effect, slider 13 removes and to drive closing plate 15 and remove, thereby a plurality of closing plate 15 remove can be close to each other and can block up ventilative mouthful 6, avoid the bacterium to get into for new filter core 3 receives the pollution.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A respiratory filter for anesthesia surgery, comprising an upper cover (1), characterized in that: the filter is characterized in that a lower cover (2) is in threaded connection with the lower side of the upper cover (1), a filter element (3) is arranged inside the upper cover (1), an air inlet cylinder (4) is arranged at the upper end of the upper cover (1), an air outlet cylinder (5) is arranged at the lower end of the lower cover (2), air permeable ports (6) are formed in the middle of the initial end of the air inlet cylinder (4) and the air outlet cylinder (5), annular grooves (7) are formed in the outer sides of the initial end of the air inlet cylinder (4) and the air outlet cylinder (5), a plurality of movable ports (8) are formed in the inner wall of the annular groove (7) at equal intervals in an annular manner, a clamping block (9) is arranged inside each movable port (8), a spring A (10) is fixedly arranged on the inner wall of the clamping block (9), a push rod (11) is arranged at the lower end inside the annular groove (7), a plurality of sliding rails (12) are fixedly arranged on the inner walls of the upper cover (1) and the lower cover (2), and a sliding block (13) is arranged inside the sliding block (12), the terminal of slider (13) sets firmly spring B (14), slider (13) outer wall sets firmly and has sealed board (15), chute (16) have been seted up to sealed board (15) upper end.

2. The respiratory filter for anesthesia surgery of claim 1, wherein: the fixture block (9) is in sliding contact with the inner wall of the movable opening (8), a rubber pad (17) is fixedly arranged on the outer wall of the fixture block (9), one side of the outer wall of the fixture block (9) is of an inclined structure, and the tail end of the spring A (10) is fixedly connected with the inner wall of the movable opening (8).

3. The respiratory filter for anesthesia surgery of claim 1, wherein: push rod (11) end runs through annular (7) inner wall and extends to inside chute (16), push rod (11) end and chute (16) inner wall extrusion contact.

4. The respiratory filter for anesthesia surgery of claim 1, wherein: the sealing plate (15) is of a fan-shaped structure, and the outer wall of the sealing plate (15) is in sliding contact with the inner walls of the air inlet cylinder (4) and the air outlet cylinder (5) respectively.

5. The respiratory filter for anesthesia surgery of claim 1, wherein: the sliding block (13) is connected with the sliding rail (12) in a sliding mode, and the spring B (14) is fixedly connected with one side of the inner wall of the sliding rail (12).