Integrated multipurpose aspirator

Abstract

The utility model belongs to the field of medical instruments, and relates to an integrated multipurpose aspirator which comprises a main machine and a liquid bottle, the liquid bottle is installed on the side portion of the main machine, and a suction opening and a liquid bottle negative pressure opening are respectively formed in the liquid bottle. The sputum aspirator is characterized in that a main control circuit board, a sputum aspiration working mechanism, a drainage working mechanism and a manual switching valve are arranged in the main machine, and the main control circuit board is connected with the sputum aspiration working mechanism and the drainage working mechanism. The sputum suction working mechanism and the drainage working mechanism are both connected with a main machine silica gel negative pressure connector arranged on the main machine shell through a manual switching valve, and the main control circuit is connected with the manual switching valve through a switching switch. The integrated multipurpose aspirator is scientific and reasonable in design, has the advantages of being convenient to carry and operate, capable of meeting using requirements and easy to achieve, and has high innovativeness.

Description

Technical Field

[0001] The utility model belongs to the field of medical equipment and relates to an aspirator, in particular to an integrated multi-purpose aspirator. Background Art

[0002] The suction device is a common medical device in clinical practice. It is generally used for suctioning sputum or drainage during surgery. When using it, choose a suction device with the corresponding flow rate according to different needs.

[0003] In order to meet the suction requirements of portability and convenience, publication number CN112316222A discloses a disposable integrated negative pressure suction machine, which includes a negative pressure suction machine at the top and a liquid storage bottle at the bottom, the negative pressure suction machine includes a shell, the shell is divided into a battery area and a vacuum control area; the battery area is provided with a battery, the vacuum control area is provided with a control circuit control panel, the front of the control panel is provided with a control switch, the lower part of the side wall of the control panel is provided with a pressure sensor, the back of the control panel is provided with a vacuum pump, the air inlet of the vacuum pump is connected to the integrated pipeline, the bottom end of the integrated pipeline is embedded in the negative pressure port on the bottom surface of the shell; the middle side pipe of the integrated pipeline is connected to the pressure sensor. The present invention has a simple structure, the negative pressure suction machine and the liquid storage bottle are detachably fixedly connected together through the internal integrated pipeline, there is no external pipeline, the equipment is intact, and the reliability of use is improved.

[0004] However, the above-mentioned disposable integrated negative pressure suction machine can only meet the suction of large flow, and cannot meet the suction requirement of small flow. In view of this, it is very necessary to design a miniaturized suction device integrating large flow suction and small flow suction. Summary of the invention

[0005] The utility model aims to provide an integrated multi-purpose aspirator which has a scientific and reasonable structural design, is easy to carry, convenient to operate, meets the use requirements, and is easy to implement.

[0006] The utility model solves the technical problem through the following technical solutions:

[0007] An integrated multi-purpose suction device comprises a main unit and a liquid bottle, wherein a liquid bottle is installed on the side of the main unit, and a suction port and a liquid bottle negative pressure port are respectively arranged on the liquid bottle. The invention is characterized in that a main control circuit board, a sputum suction working mechanism, a drainage working mechanism and a manual switching valve are respectively arranged inside the main unit, and the sputum suction working mechanism and the drainage working mechanism are respectively connected to the main control circuit board, and the sputum suction working mechanism and the drainage working mechanism are both connected to the main unit silicone negative pressure connection port arranged on the main unit housing through the manual switching valve, and the main control circuit is connected to the manual switching valve through a switching switch.

[0008] Moreover, the sputum suction working mechanism includes a large-flow vacuum pump and a sputum suction mode pressure regulating valve. The large-flow vacuum pump is connected to the output end of the main control circuit board, and the sputum suction mode pressure regulating valve is connected to the input end of the large-flow vacuum pump. The sputum suction mode pressure regulating valve is connected to the sputum suction mode pressure regulating knob disposed on the main unit housing, and the output end of the large-flow vacuum pump is connected to the main unit silicone negative pressure connection port through a manual switching valve.

[0009] Moreover, the drainage working mechanism includes a small-flow vacuum pump and a pressure relief valve. The small-flow vacuum pump is connected to the output end of the main control circuit board, and the pressure relief valve connected to the main control circuit board is connected to the input end of the small-flow vacuum pump. The output end of the small-flow vacuum pump is connected to the main machine silicone negative pressure connection port through a manual switching valve.

[0010] Moreover, a vacuum gauge is arranged on the mainframe housing and is connected to the output end of the main control circuit board.

[0011] Moreover, a drainage mode indicating mask is arranged on the main housing, and the drainage mode indicating mask is connected to the main control circuit board.

[0012] Moreover, the liquid bottle is mounted on the upper and lower end surfaces of the side of the main machine through ear plates arranged upper and lower, a mounting groove is provided at the position corresponding to the ear plate at the upper end of the side of the main machine, a plug hole connected to the inside of the main machine is provided on the side of the mounting groove, a cylindrical pin is inserted in the plug hole, a screw with a bottom hole is vertically inserted in the mounting groove, the screw is limited by the cylindrical pin, the ear plate at the upper end is mounted on the screw through the mounting hole thereon, and the connection between the liquid bottle and the main machine is realized through the cooperation of the nut.

[0013] Moreover, the negative pressure port of the liquid bottle is placed on the upper inner side of the liquid bottle, and the negative pressure port of the liquid bottle is connected to the silicone negative pressure connecting port of the main unit made on the side of the main unit. The negative pressure port inside the liquid bottle is covered with a water-blocking breathable membrane, and a splash-proof pressure cover opposite to the water-blocking breathable membrane is provided on the inner wall of the liquid bottle below the suction port.

[0014] The advantages and beneficial effects of the utility model are:

[0015] 1. This integrated multi-purpose suction device integrates the sputum suction working mechanism and the drainage working mechanism into one, thereby realizing the multi-purpose use of the negative pressure suction device and meeting the different needs of users.

[0016] 2. The integrated multi-purpose suction device further reinforces the liquid bottle and the main machine with screws, thereby improving the reliability of the connection between the two and thus improving the working stability of the utility model.

[0017] 3. This integrated multi-purpose suction device avoids the problem of liquid being sucked back into the main unit and damaging the main unit by providing a water-blocking and breathable membrane at the negative pressure port of the liquid bottle; and avoids the problem of liquid entering from the suction port splashing onto the water-blocking membrane and affecting negative pressure suction by providing an anti-splash pressure cover on the outside of the water-blocking membrane.

[0018] 4. The utility model is scientifically and reasonably designed, has the advantages of being easy to carry, convenient to operate, meeting usage requirements, and easy to implement. It is an integrated multi-purpose aspirator with high innovation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram showing the structure of the main unit of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the bottom of the utility model;

[0022] Figure 4 It is a top view of the utility model;

[0023] Figure 5 This is a structural diagram of the utility model showing the connection structure between the liquid bottle and the host;

[0024] Figure 6 This is a schematic structural diagram of the splash-proof pressure cover part of the utility model.

[0025] Figure 7 It is a principle block diagram of the utility model.

[0026] Description of Reference Numerals

[0027] 1-main unit, 2-liquid bottle, 3-suction port, 4-manual switching valve, 5-drainage mode indicator mask, 6-vacuum gauge, 7-charging port, 8-power switch, 9-suction mode pressure regulating knob, 10-high flow vacuum pump, 11-switching switch, 12-battery, 13-pressure relief valve, 14-low flow vacuum pump, 15-main control circuit board, 16-liquid bottle cover, 17-battery cover, 18-nut, 19-screw, 20-cylindrical pin, 21-splash-proof pressure cover, 22-water-blocking breathable membrane, 23-liquid bottle negative pressure port, 24-main unit silicone negative pressure connection port. DETAILED DESCRIPTION

[0028] The present invention will be further described in detail below through specific embodiments. The following embodiments are merely descriptive and not restrictive, and the protection scope of the present invention cannot be limited by them.

[0029] An integrated multi-purpose suction device comprises a main unit 1 and a liquid bottle 2, wherein a liquid bottle is installed on the side of the main unit, and a suction port 3 and a liquid bottle negative pressure port 23 are respectively arranged on the liquid bottle. The innovation thereof lies in that a main control circuit board 15, a sputum suction working mechanism, a drainage working mechanism and a manual switching valve 4 are respectively arranged inside the main unit, and the sputum suction working mechanism and the drainage working mechanism are respectively connected to the main control circuit board, and the sputum suction working mechanism and the drainage working mechanism are both connected to a main unit silicone negative pressure connection port 24 arranged on the main unit housing through a manual switching valve, and the main control circuit is connected to the manual switching valve through a switching switch 11.

[0030] During high-flow suction operations such as surgical suction or sputum suction, the vacuum pump is always in operation, so the pressure is mainly regulated by the pressure regulating valve.

[0031] The sputum suction working mechanism includes a large-flow vacuum pump 10 and a sputum suction mode pressure regulating valve. The large-flow vacuum pump is connected to the output end of the main control circuit board, and the sputum suction mode pressure regulating valve is connected to the input end of the large-flow vacuum pump. The sputum suction mode pressure regulating valve is connected to the sputum suction mode pressure regulating knob 9 disposed on the main unit housing, and the output end of the large-flow vacuum pump is connected to the main unit silicone negative pressure connection port through a manual switching valve.

[0032] For the suction of body fluids on the wound, it is a small flow suction. The pressure is sensed by the pressure sensor. When the set pressure is reached, the vacuum pump stops working. If there is a leak, the vacuum pump will be turned on again to replenish air.

[0033] The drainage working mechanism includes a small-flow vacuum pump 14 and a pressure relief valve 13. The small-flow vacuum pump is connected to the output end of the main control circuit board, and the pressure relief valve connected to the main control circuit board is connected to the input end of the small-flow vacuum pump. The output end of the small-flow vacuum pump is connected to the main silicone negative pressure connection port through a manual switching valve.

[0034] A vacuum gauge 6 is provided on the housing of the host computer and is connected to the output end of the main control circuit board.

[0035] A drainage mode indicating mask 5 is provided on the main housing, and the drainage mode indicating mask is connected to the main control circuit board.

[0036] The liquid bottle is mounted on the upper and lower end surfaces of the side of the main machine through the ear plates arranged above and below. A mounting groove is provided at the position of the upper end of the side of the main machine corresponding to the ear plate. A plug hole connected to the inside of the main machine is provided on the side of the mounting groove. A cylindrical pin 20 is inserted in the plug hole. A screw 19 with a hole at the bottom is vertically inserted in the mounting groove. The screw is limited by the cylindrical pin. The ear plate at the upper end is mounted on the screw through the mounting hole thereon, and the connection between the liquid bottle and the main machine is realized through the cooperation of the nut 18.

[0037] The negative pressure port of the liquid bottle is placed on the upper inner side of the liquid bottle, and is connected to the silicone negative pressure connection port of the main unit made on the side of the main unit. The negative pressure port inside the liquid bottle is covered with a water-blocking breathable membrane 22, and a splash-proof pressure cover 21 is provided on the inner wall of the liquid bottle below the suction port, which is opposite to the water-blocking breathable membrane.

[0038] A battery compartment is provided on the host, a battery 12 is provided in the battery compartment, a battery cover 17 is provided at the compartment opening of the battery compartment, a charging port 7 is provided on the side of the host, the charging port is connected to the battery, and a power switch 8 connected to the battery is also provided on the host.

[0039] A liquid bottle cap 16 is also provided on the liquid bottle.

[0040] The integrated multi-purpose suction device has two functions: sputum suction and drainage.

[0041] When in use, turn on the power switch. If the manual switching valve knob is in the suction mode, the large-flow vacuum pump works, and the pressure is adjusted through the manual pressure regulating valve in the suction mode. The negative pressure passes through the manual switching valve to the silicone negative pressure connection port of the main unit;

[0042] If the manual switching valve knob is in the drainage mode, the small flow vacuum pump works, the pressure is adjusted through the pressure relief valve, and the negative pressure passes through the manual switching valve to the silicone negative pressure connection port of the main unit.

[0043] Although the embodiments and drawings of the present invention are disclosed for illustrative purposes, those skilled in the art will appreciate that various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims. Therefore, the scope of the present invention is not limited to the contents disclosed in the embodiments and drawings.

Claims

1. An integrated multi-purpose suction device, comprising a main unit and a liquid bottle, wherein the liquid bottle is mounted on the side of the main unit, and a suction port and a liquid bottle negative pressure port are respectively arranged on the liquid bottle, characterized in that: A main control circuit board, a sputum suction working mechanism, a drainage working mechanism and a manual switching valve are respectively arranged inside the main unit. The sputum suction working mechanism and the drainage working mechanism are respectively connected to the main control circuit board. The sputum suction working mechanism and the drainage working mechanism are both connected to the main unit silicone negative pressure connecting port arranged on the main unit housing through the manual switching valve. The main control circuit is connected to the manual switching valve through a switching switch.

2. An integrated multi-purpose suction device according to claim 1, characterized in that: The sputum suction working mechanism includes a large-flow vacuum pump and a sputum suction mode pressure regulating valve. The large-flow vacuum pump is connected to the output end of the main control circuit board, and the sputum suction mode pressure regulating valve is connected to the input end of the large-flow vacuum pump. The sputum suction mode pressure regulating valve is connected to the sputum suction mode pressure regulating knob disposed on the main unit housing, and the output end of the large-flow vacuum pump is connected to the main unit silicone negative pressure connection port through a manual switching valve.

3. An integrated multi-purpose suction device according to claim 1, characterized in that: The drainage working mechanism includes a small-flow vacuum pump and a pressure relief valve. The small-flow vacuum pump is connected to the output end of the main control circuit board, and the pressure relief valve connected to the main control circuit board is connected to the input end of the small-flow vacuum pump. The output end of the small-flow vacuum pump is connected to the main machine silicone negative pressure connection port through a manual switching valve.

4. An integrated multi-purpose suction device according to claim 1, characterized in that: A vacuum gauge is arranged on the mainframe housing and is connected to the output end of the main control circuit board.

5. The integrated multi-purpose suction device according to claim 1, characterized in that: A drainage mode indicating mask is arranged on the main housing, and the drainage mode indicating mask is connected to the main control circuit board.

6. The integrated multi-purpose suction device according to claim 1, characterized in that: The liquid bottle is mounted on the upper and lower end surfaces of the side of the main machine through the ear plates arranged above and below. A mounting groove is provided at the position of the upper end of the side of the main machine corresponding to the ear plate. A plug hole connected to the inside of the main machine is provided on the side of the mounting groove. A cylindrical pin is inserted in the plug hole. A screw with a bottom hole is vertically inserted in the mounting groove. The screw is limited by the cylindrical pin. The ear plate at the upper end is mounted on the screw through the mounting hole thereon, and the connection between the liquid bottle and the main machine is realized through the cooperation of the nut.

7. An integrated multi-purpose suction device according to claim 1, characterized in that: The negative pressure port of the liquid bottle is placed at an upper position on the inner side of the liquid bottle, and the negative pressure port of the liquid bottle is connected to the silicone negative pressure connecting port of the main unit made on the side of the main unit. The negative pressure port inside the liquid bottle is covered with a water-blocking breathable film, and a splash-proof pressure cover opposite to the water-blocking breathable film is provided on the inner wall of the liquid bottle below the suction port.

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