CN211610980U

CN211610980U - Electronic digital display VAC negative pressure aspirator

Info

Publication number: CN211610980U
Application number: CN202020130769.6U
Authority: CN
Inventors: 宁旭刚; 杨钊; 宁小江; 燕宇杰
Original assignee: Shaanxi Kechuangyitong Intelligent Technology Co ltd
Current assignee: Shaanxi Kechuangyitong Intelligent Technology Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-10-02
Anticipated expiration: 2030-01-20

Abstract

The utility model relates to the field of medical equipment, a electron digital display VAC vacuum aspiration ware is disclosed, include the preceding shell entering by casing (1), air guide system (2) that the backshell was worn out, filter storehouse (23) of breaking off and installing in the middle of air inlet duct (22), still including installing sensing component (3) in air guide system (2), install display element (4) on the shell before casing (1), adjusting part (5) of setting on casing (1) preceding shell and backshell, integrated little control module (8) and alarm component (6) and power module (7) of setting in the lower part of manipulating key (52) of display element (4) panel rear side. The utility model discloses the filter cartridge can be dismantled in the setting, filters oil smoke, moisture, blood pollutants etc. through the filter cartridge, realizes the secondary filter, and filter fineness is high, and the filter cartridge can be dismantled in addition and set up in the casing, can convenient and fast change filter equipment.

Description

Electronic digital display VAC negative pressure aspirator

Technical Field

The utility model relates to the field of medical equipment, concretely relates to electron digital display VAC vacuum extractor.

Background

The negative pressure suction device is common equipment used for relieving symptoms of certain diseases, relieving pains of patients and assisting treatment in medical treatment and nursing links, plays an important role in keeping the respiratory tract of critically ill patients unobstructed, surgical operations, gynecological use, gastrointestinal decompression and the like, and is used for sucking contents in bleeding, exudates, pus and thoracic organs and reducing the chance of pollution in operations.

VAC negative pressure assisted healing treatment promotes wound healing through negative pressure treatment at the wound, specifically, auxiliary materials are placed at the wound position and negative pressure is applied, so that the wound edge is drawn together, local infected objects are removed, and granulation tissue formation is actively promoted from a cellular level.

At present, a terminal negative pressure aspirator mostly adopted by hospitals generally comprises a pressure regulator, a liquid collecting bottle, a hose and the like, wherein the liquid collecting bottle is provided with two hose connectors, one hose connector is connected with a negative pressure terminal, and the other hose connector is connected with a working cavity; when the liquid in the liquid collecting bottle reaches a certain height, the check valve on the liquid collecting bottle cap starts to work and cuts off the liquid flowing into the pipeline, so that the liquid in the liquid collecting bottle is prevented from overflowing in an interference manner, the pressure of the pressure regulator is displayed as a pointer type pressure gauge, the reading error is large when the negative pressure is adjusted, the pressure display is unstable, and different people have different readings; when the negative pressure exceeds or is lower than a set value, no alarm prompt is given, and the information cannot be fed back in time; in addition, a large amount of oil smoke, moisture, blood and other pollutants can be sucked in the operation process, the existing filtering device is insufficient in precision and cannot effectively filter, the pollution of a suction system pipeline is easily caused, and the whole hospital negative pressure system is seriously or even paralyzed.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electron digital display VAC vacuum extractor solves the aspirator among the prior art and does not possess the filterable technical problem of pollutant.

The utility model discloses a realize through following scheme:

an electronic digital display VAC negative pressure aspirator comprises an air guide system which enters from a front shell of a shell and penetrates out of a rear shell;

the inlet joint of the air guide system is arranged on the front shell of the shell, the air inlet guide pipe, the pressure valve and the air outlet guide pipe are arranged in the shell, and the outlet joint is arranged on the rear shell of the shell; the inlet joint is connected with a drainage catheter, and the outlet joint is connected with a negative pressure pump;

a filter bin is arranged between the air inlet guide pipes, the upper bottom surface and the lower bottom surface of the filter bin are respectively provided with a connector connected with the air inlet guide pipes, the inner side of the bottom of the filter bin is provided with a sliding groove, a filter box is arranged in the sliding groove, and the filter box can slide in or slide out from the inside of the sliding groove.

Furthermore, the filter cartridge internally mounted crosses the filter pulp, crosses the filter cartridge and packs into and crosses the filter bin after, sets up with the one side of casing parallel and level and extracts the handle.

Further, the negative pressure aspirator also comprises a sensing part arranged in the air guide system, and the sensing part comprises a humidity sensor and a gas pressure sensor which are arranged on the air outlet guide pipe.

Furthermore, the negative pressure aspirator also comprises a display part arranged on the front shell of the shell and an adjusting part arranged on the front shell and the rear shell of the shell; a micro control module integrated at the rear side of the display component panel;

the pressure adjusting button of the adjusting component is connected with the pressure valve, the operating key is installed at the lower part of the display component, the pull-out buttons are arranged at two sides of the front shell of the shell, and the pull-out ring is arranged at the outlet joint part and is controlled by the pull-out buttons;

the input end of the micro control module is connected with the sensing part and the operation key, and the output end of the micro control module is connected with the display part.

Furthermore, the negative pressure aspirator also comprises an alarm component which is arranged at the lower part of the operating key and is connected with the output end of the micro control module; the alarm component comprises a red alarm lamp, a green indicator lamp and a buzzer.

Furthermore, the buzzer is provided with two buzzers which are respectively arranged on two sides of the red alarm lamp and the green indicator lamp.

Further, the negative pressure aspirator also comprises a power supply module arranged at the upper end of the rear shell of the shell; the power supply module supplies power to the sensing component, the micro control module, the display component and the alarm component.

The power module is a rechargeable battery or a storage battery;

when the power module is a rechargeable battery, a charging port is arranged at the top of the shell;

when the power module is a storage battery, a battery mounting groove is formed in the top of the rear shell.

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

1. the negative pressure suction apparatus is provided with the detachable filter box, oil smoke, moisture, blood pollutants and the like are filtered through the filter box, secondary filtration is realized, the filter precision is high, and in addition, the filter box is detachably arranged in the shell, so that the filter device can be conveniently and quickly replaced;

2. the negative pressure aspirator is provided with a gas humidity sensor and a gas pressure sensor at the position of an air outlet guide pipe of an air guide system, and is also provided with a micro control module and a display part, so that the humidity and the pressure in the separated gas can be detected at any time and displayed through the display part, the observation of medical personnel is facilitated, the data can be adjusted in time, and the condition required by wound treatment is ensured;

3. the negative pressure aspirator is provided with an alarm function, and when the electric quantity is insufficient, a red alarm lamp flickers and can prompt charging; when the air humidity and pressure exceed or fall below preset values, the red alarm lamp flashes and is accompanied by a buzzer sound to prompt medical personnel.

Drawings

FIG. 1 is a structural diagram of the front shell of the vacuum extractor of the present invention;

FIG. 2 is a structural diagram of the back shell of the vacuum extractor of the present invention;

FIG. 3 is a block diagram of the gas directing system and sensing element of the present invention;

fig. 4 is a schematic circuit diagram of the present invention.

In the figure: 1-shell, 2-air guide system, 21-inlet joint, 22-air inlet conduit, 23-filtering bin, 24-pressure valve, 25-air outlet conduit, 26-outlet joint, 27-filtering box, 28-filtering cotton, 3-sensing component, 31-humidity sensor, 32-air pressure sensor, 4-display component, 5-adjusting component, 51-pressure adjusting knob, 52-operating key, 53-dial-out button, 54-dial-out ring, 6-alarm component, 61-red alarm lamp, 62-green indicator lamp, 63-buzzer, 7-power supply module and 8-micro control module.

Detailed Description

The present invention will be described in detail with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and 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, are not to be construed as limiting the present invention.

Example 1

Referring to fig. 1, 2 and 3, an electronic digital display VAC negative pressure suction device comprises an air guide system 2 which enters from a front shell of a shell 1 and penetrates out from a rear shell;

the inlet joint 21 of the air guide system 2 is arranged on the front shell of the shell 1, the air inlet guide pipe 22, the pressure valve 24 and the air outlet guide pipe 25 are arranged inside the shell 1, and the outlet joint 26 is arranged on the rear shell of the shell 1; the inlet joint 21 is connected with a drainage catheter, and the outlet joint 26 is connected with a negative pressure pump;

a filter bin 23 is disconnected and arranged in the middle of the air inlet guide pipe 22, and the upper bottom surface and the lower bottom surface of the filter bin 23 are respectively provided with an interface connected with the air inlet guide pipe 22; the inner side of the bottom of the filter bin 23 is provided with a sliding groove, a filter box 27 is arranged in the sliding groove, the filter box 27 can slide in or out from the sliding groove, filter cotton 28 is arranged in the filter box 27, and after the filter box 27 is arranged in the filter bin 23, one side of the filter box 27, which is parallel to the shell 1, is provided with a pull-out handle.

When the device is used, bleeding, exudates, purulent liquid and the like at a wound are sucked into the drainage catheter and then enter the air inlet catheter 22 through the inlet joint 21 of the air guide system 2, the filter box with the filter cotton 28 is arranged in the middle of the air inlet catheter 22, the bleeding, exudates, purulent liquid and the like at the wound can be filtered, the normal operation of the humidity sensor 31 and the air pressure sensor 32 on the air outlet catheter 25 is guaranteed, and the interference of a sensing head is prevented.

The beneficial effect of this embodiment is: the filter cartridge can be dismantled in the vacuum aspiration ware setting, filters oil smoke, moisture, blood contaminant etc. through the filter cartridge, realizes the secondary filter, and filter fineness is high, and the filter cartridge can be dismantled in addition and set up in the casing, can convenient and fast change filter equipment.

Example 2

Referring to fig. 3 and 4, on the basis of the embodiment 1, the negative pressure aspirator further comprises a sensing part 3 installed in the gas guide system 2;

sensing part 3 includes humidity sensor 31 and gas pressure sensor 32 provided on outlet duct 25;

further, referring to fig. 1 and 2, the vacuum extractor further comprises a display part 4 mounted on the front shell of the shell 1, and an adjusting part 5 arranged on the front shell and the rear shell of the shell 1; micro-control module 8 integrated on the rear side of the panel of display unit 4

The pressure adjusting button 51 of the adjusting component 5 is connected with the pressure valve 24, the operating key 52 is arranged at the lower part of the display component 4, the pull-out buttons 53 are arranged at the two sides of the front shell of the shell 1, the pull-out ring 54 is arranged at the position of the outlet joint 26 and is controlled by the pull-out buttons 53;

the input end of the micro control module 8 is connected with the sensing part 3 and the operation key 52, and the output end is connected with the display part 4.

When the device is used, the inlet connector 21 is directly inserted into a drainage catheter, the outlet connector 26 is connected with a negative pressure pump, the negative pressure aspirator is opened through the operation key 52, humidity and gas pressure data are set, under the action of the negative pressure pump, bleeding, exudates, purulent liquid and the like AT a wound are sucked into the drainage catheter, then the inlet connector 21 sequentially passes through the air inlet catheter 22, the pressure valve 24, the air outlet catheter 25 and the outlet connector 26, the humidity sensor 31 and the gas pressure sensor 32 which are arranged on the air outlet catheter 25 detect the humidity and the pressure of sucked air flow, and the data are input into a chip of the micro-control module, the chip type number can be AT89C51, and then the chip outputs the data to an electronic color display screen for display; medical personnel pass through the display screen and observe atmospheric pressure numerical value, when having the gap with setting for numerical value, through adjust knob 51 regulated pressure, clockwise acupuncture pressure is big, and is anticlockwise for little, guarantees that drainage in-process pressure and humidity satisfy the drainage condition. It should be noted that other types of chips that can be applied to the present application can also be used in the present application.

The beneficial effect of this embodiment is: the negative pressure aspirator is provided with a gas humidity sensor and a gas pressure sensor at the gas outlet pipe part of the gas guide system, and is provided with a micro control module and a display part, so that the humidity and the pressure in separated gas can be detected at any time and displayed through the display part, the observation of medical personnel is facilitated, data can be adjusted in time, and the condition required by wound treatment is ensured.

Example 3

On the basis of embodiment 2, referring to fig. 1, the vacuum extractor further comprises an alarm part 6 comprising a red alarm lamp 61, a green indicator lamp 62 and a buzzer 63, wherein the alarm part 6 is arranged at the lower part of the operation key 52, and the buzzers 6 are arranged at two sides of the red alarm lamp 61 and the green indicator lamp 62 respectively.

The micro-control module is connected to the alarm part 6, the chip type number in the micro-control module can be AT89C51, the control and the display are realized through AT89C51, the negative pressure aspirator is provided with an alarm function, and when the electric quantity is insufficient, the red alarm lamp flickers and can prompt charging; when the gas pressure and gas humidity exceed or fall below the preset values, the red alarm lamp blinks with a beep to alert the user.

The beneficial effect of this embodiment is: the negative pressure aspirator is provided with an alarm function, a green indicator lamp is always on in a normal working state, and a red alarm lamp flickers and prompts charging when the electric quantity is insufficient; when the air humidity and the pressure exceed or are lower than preset values, the red alarm lamp flickers and buzzes, medical personnel can charge or adjust in time after hearing or seeing the alarm, and the normal use of the aspirator is ensured.

Example 4

On the basis of embodiment 3, referring to fig. 2, the power module 7 is a rechargeable battery or a storage battery; when the power module 7 is a rechargeable battery, a charging port is arranged at the top of the shell 1; when power module 7 is the battery, set up the battery mounting groove at the top of back shell.

The beneficial effect of this embodiment is that power module 7 is connected to entire system and provides the electric quantity, guarantees the normal use of vacuum aspiration ware.

The beneficial effect of this embodiment is: the content of the present invention is not limited to the examples, and any equivalent transformation adopted by the technical solution of the present invention is covered by the claims of the present invention by those skilled in the art through reading the present invention.

Claims

1. An electronic digital display VAC negative pressure suction device is characterized by comprising an air guide system (2) which enters from a front shell of a shell (1) and penetrates out from a rear shell;

an inlet joint (21) of the gas guide system (2) is arranged on a front shell of the shell (1), an air inlet guide pipe (22), a pressure valve (24) and an air outlet guide pipe (25) are arranged in the shell (1), and an outlet joint (26) is arranged on a rear shell of the shell (1); the inlet joint (21) is connected with a drainage catheter, and the outlet joint (26) is connected with a negative pressure pump;

a filter bin (23) is arranged between the air inlet guide pipes (22), and the upper bottom surface and the lower bottom surface of the filter bin (23) are respectively provided with a connector connected with the air inlet guide pipes (22); the inner side of the bottom of the filtering bin (23) is provided with a sliding groove, a filtering box (27) is arranged in the sliding groove, and the filtering box (27) can slide in or out from the inside of the sliding groove.

2. The electronic digital display VAC vacuum extractor as claimed in claim 1, wherein the filter cartridge (27) is internally provided with filter cotton (28), and after the filter cartridge (27) is arranged in the filter bin (23), one side flush with the shell (1) is provided with a pull-out handle.

3. The digimatic VAC negative pressure aspirator according to claim 2, characterized in that it further comprises a sensing section (3) installed in the air guide system (2), the sensing section (3) comprising a humidity sensor (31) and a gas pressure sensor (32) provided on the air outlet duct (25).

4. The electronic digital display VAC vacuum extractor as claimed in claim 3, further comprising a display part (4) mounted on the front shell of the shell (1), an adjusting part (5) arranged on the front shell and the back shell of the shell (1); a micro control module (8) integrated on the rear side of the panel of the display part (4);

a pressure adjusting button (51) of the adjusting component (5) is connected with the pressure valve (24), an operating key (52) is installed at the lower part of the display component (4), pull-out buttons (53) are arranged at two sides of a front shell of the shell (1), and pull-out rings (54) are arranged at the position of the outlet joint (26) and controlled by the pull-out buttons (53);

the input end of the micro-control module (8) is connected with the sensing part (3) and the operation key (52), and the output end is connected with the display part (4).

5. The electronic digital display VAC vacuum extractor as claimed in claim 4, further comprising an alarm component (6) arranged below the operating key (52) and connected with the output end of the micro control module (8); the alarm part (6) comprises a red alarm lamp (61), a green indicator lamp (62) and a buzzer (63).

6. The electronic digital display VAC vacuum extractor as claimed in claim 5, wherein the buzzers (63) are provided in two, and are respectively provided on both sides of the red alarm lamp (61) and the green indicator lamp (62).

7. The electronic digital display VAC vacuum extractor as claimed in claim 6, further comprising a power module (7) disposed at the upper end of the rear shell of the housing (1); and the power supply module (7) supplies power to the sensing component (3), the micro-control module (8), the display component (4) and the alarm component (6).

8. The electronic digital display VAC vacuum extractor as claimed in claim 7, wherein the power module (7) is a rechargeable battery or an accumulator;

when the power module (7) is a rechargeable battery, a charging port is arranged at the top of the shell (1);

when the power module (7) is a storage battery, a battery mounting groove is formed in the top of the rear shell.