Oral cavity negative pressure suction device

Abstract

The utility model belongs to the technical field of suction devices, and particularly relates to an oral cavity negative pressure suction device which comprises a waste liquid box, a suction pump is arranged at the top of the waste liquid box, the output end of the suction pump is connected with an inner cavity of the waste liquid box through a pipeline, the input end of the suction pump is connected with a liquid suction pipe, and the other end of the liquid suction pipe is provided with a head end. The head end is in a hollow core shape, liquid suction holes communicated with the liquid suction pipe are evenly formed in the outer surface of the head end, and a ball valve is arranged at the end, close to the head end, of the liquid suction pipe. A booster pump is arranged at the top of the liquid storage box, the input end of the booster pump is connected with an inner cavity of the liquid storage box through a pipeline, and the output end of the booster pump is connected with a flushing pipe. According to the device, when the device needs to be washed, the head end of the device is detached firstly, the device is disinfected and washed independently, then the control valve is opened, the booster pump is started, the booster pump injects disinfectant in the liquid storage box into the liquid suction pipe through the washing pipe, and the disinfectant washes the liquid suction pipe and the waste liquid box; and the disinfectant after flushing is discharged through one end of the liquid suction pipe and the liquid discharge pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of suction devices, in particular to an oral negative pressure suction device. Background Art

[0002] During the electric gastric lavage process, the patient's mouth will inevitably reflux gastric lavage liquid, and the patient often vomits or coughs up phlegm, and the gastric tube may even be dislocated. The above situations will cause a lot of liquid to fill the patient's mouth. If the liquid cannot be sucked out in time, the liquid can easily enter the airway by mistake, causing airway obstruction, thus causing suffocation and causing serious harm to the patient. Therefore, a device is used in the patient's mouth to suck the liquid in the patient's mouth.

[0003] After use, it is not convenient to rinse the inside of an ordinary oral negative pressure suction device, which is prone to breeding bacteria and is not conducive to subsequent use. Therefore, it is necessary to develop an oral negative pressure suction device. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0006] An oral negative pressure suction device, comprising:

[0007] A waste liquid tank, wherein a suction pump is arranged on the top of the waste liquid tank, the output end of the suction pump is connected to the inner cavity of the waste liquid tank through a pipeline, the input end of the suction pump is connected to a liquid suction pipe, the other end of the liquid suction pipe is provided with a head end, the head end is in a hollow body shape and has liquid suction holes connected to the liquid suction pipe evenly opened on the outer surface, and a ball valve is arranged at one end of the liquid suction pipe close to the head end;

[0008] A liquid storage box, wherein a booster pump is arranged on the top of the liquid storage box, the input end of the booster pump is connected to the inner cavity of the liquid storage box through a pipeline, the output end of the booster pump is connected to a flushing pipe, the other end of the flushing pipe is connected to the inner cavity of the liquid suction pipe, and a control valve is arranged at one end of the flushing pipe near the liquid suction pipe.

[0009] As a preferred solution of the oral negative pressure suction device described in the utility model, wherein: the suction tube and the head end are detachably connected, and the head end and the suction tube are threadedly connected.

[0010] As a preferred solution of the oral negative pressure suction device described in the utility model, the head end is in the shape of a sphere, an ellipsoid or a cylinder, and the outer surface of the head end is smooth.

[0011] As a preferred solution of the oral negative pressure suction device described in the utility model, wherein: a strap is provided at one end of the suction tube close to the head end, the strap is located between the head end and the ball valve, and the two ends of the strap are connected by Velcro or a snap fastener.

[0012] As a preferred solution of the oral negative pressure suction device described in the utility model, wherein: the front surface of the waste liquid box is provided with a visual window 1, the bottom of the outer side wall of the waste liquid box is provided with a drain pipe connected to the inner cavity of the waste liquid box, and the drain pipe is provided with a drain valve.

[0013] As a preferred solution of the oral negative pressure suction device described in the utility model, wherein: the front surface of the liquid storage box is provided with a visual window 2, the top of the liquid storage box is provided with a liquid infusion tube connected to the inner cavity of the liquid storage box, and the top of the liquid infusion tube is plugged with a sealing plug.

[0014] The beneficial effect of the utility model is that when the device needs to be flushed, the head end is first disassembled to be disinfected and cleaned separately, and then the control valve is opened to start the booster pump, and the booster pump injects the disinfectant inside the liquid storage tank into the liquid suction pipe through the flushing pipe, and the disinfectant flushes the liquid suction pipe and the waste liquid tank, and the flushed disinfectant is discharged through one end of the liquid suction pipe and the discharge pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 For this utility model Figure 1 A schematic diagram of the structure in a side view direction;

[0018] Figure 3 This is a schematic diagram of the structure of the utility model after the head end and the liquid pipette are disassembled.

[0019] In the figure: waste liquid tank 100, suction pump 110, suction tube 120, head end 130, suction hole 140, strap 150, ball valve 160, visual window 1 170, discharge pipe 180, discharge valve 190, liquid storage tank 200, booster pump 210, flushing tube 220, control valve 230, visual window 2 240, liquid replenishment tube 250, sealing plug 260. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0022] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0023] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0024] See also Figure 1-Figure 3 , shows a schematic diagram of the structure of an oral negative pressure suction device of the utility model, please refer to Figure 1-Figure 3 , a detailed introduction is given to an oral negative pressure suction device.

[0025] An oral negative pressure suction device comprises a waste liquid tank 100, a suction pump 110 is arranged on the top of the waste liquid tank 100, the output end of the suction pump 110 is connected to the inner cavity of the waste liquid tank 100 through a pipeline, the input end of the suction pump 110 is connected to a suction pipe 120, the other end of the suction pipe 120 is provided with a head end 130, the head end 130 is in a hollow body shape and the outer surface is evenly opened with suction holes 140 connected to the suction pipe 120, a ball valve 160 is arranged at one end of the suction pipe 120 close to the head end 130, the suction pipe 120 and the head end 130 are detachably connected, the head end 130 and the suction pipe 120 are screwed, the head end 130 can be disassembled, disinfected, cleaned and dried separately, the head end 130 is a sphere, an ellipsoid or and a cylindrical one, the outer surface of the head end 130 is smooth, which is convenient for the patient to hold in the mouth, a strap 150 is provided at one end of the suction tube 120 close to the head end 130, the strap 150 is located between the head end 130 and the ball valve 160, and the two ends of the strap 150 are connected by Velcro or snap-on buckles, and the strap 150 is tied to the patient's head, which is convenient for fixing the head end 130, and a visual window 170 is provided on the front surface of the waste liquid tank 100, and a drainage pipe 180 connected to the inner cavity of the waste liquid tank 100 is provided at the bottom of the outer side wall of the waste liquid tank 100, and the drainage pipe 180 is provided with a drainage valve 190, and the amount of waste liquid collected in the waste liquid tank 100 can be checked through the visual window 170, and the drainage valve 190 is opened, and the waste liquid is discharged centrally through the drainage pipe 180;

[0026] A booster pump 210 is provided on the top of the liquid storage box 200, and the input end of the booster pump 210 is connected to the inner cavity of the liquid storage box 200 through a pipeline, and the output end of the booster pump 210 is connected to a flushing tube 220, and the other end of the flushing tube 220 is connected to the inner cavity of the liquid suction tube 120, and a control valve 230 is provided at one end of the flushing tube 220 near the liquid suction tube 120, and a visual window 240 is provided on the front surface of the liquid storage box 200, and a liquid replenishment tube 250 connected to the inner cavity of the liquid storage box 200 is provided on the top of the liquid storage box 200, and a sealing plug 260 is inserted into the top of the liquid replenishment tube 250, and the remaining amount of disinfectant in the inner cavity of the liquid storage box 200 can be checked through the visual window 240, and the sealing plug 260 is pulled out to replenish the disinfectant through the liquid replenishment tube 250.

[0027] During specific use, medical staff assembles the disinfected, cleaned and dried head end 130 at one end of the pipette 120, places it in the patient's mouth, and fixes the head end 130 on the patient's head with a strap 150, closes the control valve 230 and then opens the ball valve 160, starts the suction pump 110 to form a negative pressure inside the pipette 120, and the waste liquid in the patient's mouth is sucked into the waste liquid tank 100 through the suction hole 140 and the pipette 120, and the ball valve 160 can adjust the air intake of the pipette 120. When it is necessary to flush the device, first remove the head end 130 to disinfect and clean it separately, then open the control valve 230, start the booster pump 210, and the booster pump 210 injects the disinfectant in the liquid storage box 200 into the pipette 120 through the flushing pipe 220, and the disinfectant flushes the pipette 120 and the waste liquid tank 100, and the flushed disinfectant is discharged through one end of the pipette 120 and the drain pipe 180.

[0028] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. An oral negative pressure suction device, characterized in that: include: A waste liquid tank (100), wherein a suction pump (110) is arranged on the top of the waste liquid tank (100), the output end of the suction pump (110) is connected to the inner cavity of the waste liquid tank (100) through a pipeline, the input end of the suction pump (110) is connected to a liquid suction pipe (120), the other end of the liquid suction pipe (120) is provided with a head end (130), the head end (130) is in a hollow body shape and has liquid suction holes (140) uniformly opened on the outer surface thereof for connecting to the liquid suction pipe (120), and a ball valve (160) is arranged at one end of the liquid suction pipe (120) close to the head end (130); A liquid storage box (200), wherein a booster pump (210) is arranged on the top of the liquid storage box (200), the input end of the booster pump (210) is connected to the inner cavity of the liquid storage box (200) through a pipeline, the output end of the booster pump (210) is connected to a flushing pipe (220), the other end of the flushing pipe (220) is connected to the inner cavity of the liquid suction pipe (120), and a control valve (230) is arranged at one end of the flushing pipe (220) near the liquid suction pipe (120).

2. An oral negative pressure suction device according to claim 1, characterized in that: The liquid pipette (120) and the head end (130) are detachably connected, and the head end (130) and the liquid pipette (120) are threadedly connected.

3. The oral negative pressure suction device according to claim 1, characterized in that: The head end (130) is in the shape of a sphere, an ellipsoid or a cylinder, and the outer surface of the head end (130) is smooth.

4. The oral negative pressure suction device according to claim 1, characterized in that: A binding strap (150) is provided at one end of the liquid pipette (120) close to the head end (130), the binding strap (150) is located between the head end (130) and the ball valve (160), and the two ends of the binding strap (150) are connected by Velcro or snap fasteners.

5. The oral negative pressure suction device according to claim 1, characterized in that: The front surface of the waste liquid tank (100) is provided with a visual window (170), the bottom of the outer wall of the waste liquid tank (100) is provided with a drainage pipe (180) connected to the inner cavity of the waste liquid tank (100), and the drainage pipe (180) is provided with a drainage valve (190).

6. The oral negative pressure suction device according to claim 1, characterized in that: The front surface of the liquid storage box (200) is provided with a second visual window (240), the top of the liquid storage box (200) is provided with a liquid replenishing tube (250) connected to the inner cavity of the liquid storage box (200), and the top of the liquid replenishing tube (250) is plugged with a sealing plug (260).

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